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5268 lines
106 KiB
C
5268 lines
106 KiB
C
/* pp_sys.c
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*
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* Copyright (c) 1991-2000, Larry Wall
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*
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* You may distribute under the terms of either the GNU General Public
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* License or the Artistic License, as specified in the README file.
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*
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*/
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/*
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* But only a short way ahead its floor and the walls on either side were
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* cloven by a great fissure, out of which the red glare came, now leaping
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* up, now dying down into darkness; and all the while far below there was
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* a rumour and a trouble as of great engines throbbing and labouring.
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*/
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#include "EXTERN.h"
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#define PERL_IN_PP_SYS_C
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#include "perl.h"
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#ifdef I_SHADOW
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/* Shadow password support for solaris - pdo@cs.umd.edu
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* Not just Solaris: at least HP-UX, IRIX, Linux.
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* the API is from SysV. --jhi */
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#ifdef __hpux__
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/* There is a MAXINT coming from <shadow.h> <- <hpsecurity.h> <- <values.h>
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* and another MAXINT from "perl.h" <- <sys/param.h>. */
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#undef MAXINT
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#endif
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#include <shadow.h>
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#endif
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/* XXX If this causes problems, set i_unistd=undef in the hint file. */
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#ifdef I_UNISTD
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# include <unistd.h>
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#endif
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#ifdef HAS_SYSCALL
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#ifdef __cplusplus
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extern "C" int syscall(unsigned long,...);
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#endif
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#endif
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#ifdef I_SYS_WAIT
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# include <sys/wait.h>
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#endif
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#ifdef I_SYS_RESOURCE
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# include <sys/resource.h>
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#endif
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#if defined(HAS_SOCKET) && !defined(VMS) /* VMS handles sockets via vmsish.h */
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# include <sys/socket.h>
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# if defined(USE_SOCKS) && defined(I_SOCKS)
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# include <socks.h>
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# endif
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# ifdef I_NETDB
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# include <netdb.h>
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# endif
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# ifndef ENOTSOCK
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# ifdef I_NET_ERRNO
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# include <net/errno.h>
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# endif
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# endif
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#endif
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#ifdef HAS_SELECT
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#ifdef I_SYS_SELECT
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#include <sys/select.h>
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#endif
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#endif
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/* XXX Configure test needed.
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h_errno might not be a simple 'int', especially for multi-threaded
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applications, see "extern int errno in perl.h". Creating such
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a test requires taking into account the differences between
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compiling multithreaded and singlethreaded ($ccflags et al).
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HOST_NOT_FOUND is typically defined in <netdb.h>.
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*/
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#if defined(HOST_NOT_FOUND) && !defined(h_errno) && !defined(__CYGWIN__)
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extern int h_errno;
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#endif
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#ifdef HAS_PASSWD
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# ifdef I_PWD
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# include <pwd.h>
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# else
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struct passwd *getpwnam (char *);
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struct passwd *getpwuid (Uid_t);
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# endif
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# ifdef HAS_GETPWENT
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struct passwd *getpwent (void);
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# endif
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#endif
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#ifdef HAS_GROUP
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# ifdef I_GRP
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# include <grp.h>
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# else
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struct group *getgrnam (char *);
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struct group *getgrgid (Gid_t);
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# endif
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# ifdef HAS_GETGRENT
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struct group *getgrent (void);
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# endif
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#endif
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#ifdef I_UTIME
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# if defined(_MSC_VER) || defined(__MINGW32__)
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# include <sys/utime.h>
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# else
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# include <utime.h>
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# endif
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#endif
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/* Put this after #includes because fork and vfork prototypes may conflict. */
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#ifndef HAS_VFORK
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# define vfork fork
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#endif
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#ifdef HAS_CHSIZE
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# ifdef my_chsize /* Probably #defined to Perl_my_chsize in embed.h */
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# undef my_chsize
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# endif
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# define my_chsize PerlLIO_chsize
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#endif
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#ifdef HAS_FLOCK
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# define FLOCK flock
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#else /* no flock() */
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/* fcntl.h might not have been included, even if it exists, because
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the current Configure only sets I_FCNTL if it's needed to pick up
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the *_OK constants. Make sure it has been included before testing
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the fcntl() locking constants. */
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# if defined(HAS_FCNTL) && !defined(I_FCNTL)
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# include <fcntl.h>
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# endif
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# if defined(HAS_FCNTL) && defined(F_SETLK) && defined (F_SETLKW)
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# define FLOCK fcntl_emulate_flock
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# define FCNTL_EMULATE_FLOCK
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# else /* no flock() or fcntl(F_SETLK,...) */
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# ifdef HAS_LOCKF
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# define FLOCK lockf_emulate_flock
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# define LOCKF_EMULATE_FLOCK
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# endif /* lockf */
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# endif /* no flock() or fcntl(F_SETLK,...) */
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# ifdef FLOCK
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static int FLOCK (int, int);
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/*
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* These are the flock() constants. Since this sytems doesn't have
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* flock(), the values of the constants are probably not available.
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*/
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# ifndef LOCK_SH
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# define LOCK_SH 1
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# endif
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# ifndef LOCK_EX
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# define LOCK_EX 2
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# endif
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# ifndef LOCK_NB
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# define LOCK_NB 4
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# endif
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# ifndef LOCK_UN
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# define LOCK_UN 8
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# endif
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# endif /* emulating flock() */
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#endif /* no flock() */
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#define ZBTLEN 10
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static char zero_but_true[ZBTLEN + 1] = "0 but true";
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#if defined(I_SYS_ACCESS) && !defined(R_OK)
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# include <sys/access.h>
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#endif
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#if defined(HAS_FCNTL) && defined(F_SETFD) && !defined(FD_CLOEXEC)
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# define FD_CLOEXEC 1 /* NeXT needs this */
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#endif
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#undef PERL_EFF_ACCESS_R_OK /* EFFective uid/gid ACCESS R_OK */
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#undef PERL_EFF_ACCESS_W_OK
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#undef PERL_EFF_ACCESS_X_OK
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/* F_OK unused: if stat() cannot find it... */
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#if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) && defined(EFF_ONLY_OK) && !defined(NO_EFF_ONLY_OK)
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/* Digital UNIX (when the EFF_ONLY_OK gets fixed), UnixWare */
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# define PERL_EFF_ACCESS_R_OK(p) (access((p), R_OK | EFF_ONLY_OK))
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# define PERL_EFF_ACCESS_W_OK(p) (access((p), W_OK | EFF_ONLY_OK))
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# define PERL_EFF_ACCESS_X_OK(p) (access((p), X_OK | EFF_ONLY_OK))
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#endif
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#if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_EACCESS)
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# if defined(I_SYS_SECURITY)
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# include <sys/security.h>
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# endif
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/* XXX Configure test needed for eaccess */
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# ifdef ACC_SELF
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/* HP SecureWare */
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# define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK, ACC_SELF))
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# define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK, ACC_SELF))
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# define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK, ACC_SELF))
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# else
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/* SCO */
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# define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK))
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# define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK))
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# define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK))
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# endif
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#endif
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#if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESSX) && defined(ACC_SELF)
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/* AIX */
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# define PERL_EFF_ACCESS_R_OK(p) (accessx((p), R_OK, ACC_SELF))
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# define PERL_EFF_ACCESS_W_OK(p) (accessx((p), W_OK, ACC_SELF))
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# define PERL_EFF_ACCESS_X_OK(p) (accessx((p), X_OK, ACC_SELF))
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#endif
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#if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) \
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&& (defined(HAS_SETREUID) || defined(HAS_SETRESUID) \
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|| defined(HAS_SETREGID) || defined(HAS_SETRESGID))
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/* The Hard Way. */
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STATIC int
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S_emulate_eaccess(pTHX_ const char* path, Mode_t mode)
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{
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Uid_t ruid = getuid();
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Uid_t euid = geteuid();
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Gid_t rgid = getgid();
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Gid_t egid = getegid();
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int res;
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LOCK_CRED_MUTEX;
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#if !defined(HAS_SETREUID) && !defined(HAS_SETRESUID)
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Perl_croak(aTHX_ "switching effective uid is not implemented");
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#else
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#ifdef HAS_SETREUID
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if (setreuid(euid, ruid))
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#else
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#ifdef HAS_SETRESUID
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if (setresuid(euid, ruid, (Uid_t)-1))
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#endif
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#endif
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Perl_croak(aTHX_ "entering effective uid failed");
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#endif
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#if !defined(HAS_SETREGID) && !defined(HAS_SETRESGID)
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Perl_croak(aTHX_ "switching effective gid is not implemented");
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#else
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#ifdef HAS_SETREGID
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if (setregid(egid, rgid))
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#else
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#ifdef HAS_SETRESGID
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if (setresgid(egid, rgid, (Gid_t)-1))
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#endif
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#endif
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Perl_croak(aTHX_ "entering effective gid failed");
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#endif
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res = access(path, mode);
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#ifdef HAS_SETREUID
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if (setreuid(ruid, euid))
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#else
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#ifdef HAS_SETRESUID
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if (setresuid(ruid, euid, (Uid_t)-1))
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#endif
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#endif
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Perl_croak(aTHX_ "leaving effective uid failed");
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#ifdef HAS_SETREGID
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if (setregid(rgid, egid))
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#else
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#ifdef HAS_SETRESGID
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if (setresgid(rgid, egid, (Gid_t)-1))
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#endif
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#endif
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Perl_croak(aTHX_ "leaving effective gid failed");
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UNLOCK_CRED_MUTEX;
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return res;
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}
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# define PERL_EFF_ACCESS_R_OK(p) (emulate_eaccess((p), R_OK))
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# define PERL_EFF_ACCESS_W_OK(p) (emulate_eaccess((p), W_OK))
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# define PERL_EFF_ACCESS_X_OK(p) (emulate_eaccess((p), X_OK))
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#endif
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#if !defined(PERL_EFF_ACCESS_R_OK)
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STATIC int
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S_emulate_eaccess(pTHX_ const char* path, Mode_t mode)
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{
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Perl_croak(aTHX_ "switching effective uid is not implemented");
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/*NOTREACHED*/
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return -1;
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}
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#endif
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PP(pp_backtick)
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{
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djSP; dTARGET;
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PerlIO *fp;
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STRLEN n_a;
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char *tmps = POPpx;
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I32 gimme = GIMME_V;
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char *mode = "r";
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TAINT_PROPER("``");
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if (PL_op->op_private & OPpOPEN_IN_RAW)
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mode = "rb";
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else if (PL_op->op_private & OPpOPEN_IN_CRLF)
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mode = "rt";
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fp = PerlProc_popen(tmps, mode);
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if (fp) {
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if (gimme == G_VOID) {
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char tmpbuf[256];
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while (PerlIO_read(fp, tmpbuf, sizeof tmpbuf) > 0)
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/*SUPPRESS 530*/
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;
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}
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else if (gimme == G_SCALAR) {
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sv_setpv(TARG, ""); /* note that this preserves previous buffer */
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while (sv_gets(TARG, fp, SvCUR(TARG)) != Nullch)
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/*SUPPRESS 530*/
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;
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XPUSHs(TARG);
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SvTAINTED_on(TARG);
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}
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else {
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SV *sv;
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for (;;) {
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sv = NEWSV(56, 79);
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if (sv_gets(sv, fp, 0) == Nullch) {
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SvREFCNT_dec(sv);
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break;
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}
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XPUSHs(sv_2mortal(sv));
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if (SvLEN(sv) - SvCUR(sv) > 20) {
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SvLEN_set(sv, SvCUR(sv)+1);
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Renew(SvPVX(sv), SvLEN(sv), char);
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}
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SvTAINTED_on(sv);
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}
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}
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STATUS_NATIVE_SET(PerlProc_pclose(fp));
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TAINT; /* "I believe that this is not gratuitous!" */
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}
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else {
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STATUS_NATIVE_SET(-1);
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if (gimme == G_SCALAR)
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RETPUSHUNDEF;
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}
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RETURN;
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}
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PP(pp_glob)
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{
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OP *result;
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tryAMAGICunTARGET(iter, -1);
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/* Note that we only ever get here if File::Glob fails to load
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* without at the same time croaking, for some reason, or if
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* perl was built with PERL_EXTERNAL_GLOB */
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ENTER;
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#ifndef VMS
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if (PL_tainting) {
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/*
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* The external globbing program may use things we can't control,
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* so for security reasons we must assume the worst.
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*/
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TAINT;
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taint_proper(PL_no_security, "glob");
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}
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#endif /* !VMS */
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SAVESPTR(PL_last_in_gv); /* We don't want this to be permanent. */
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PL_last_in_gv = (GV*)*PL_stack_sp--;
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SAVESPTR(PL_rs); /* This is not permanent, either. */
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PL_rs = sv_2mortal(newSVpvn("\000", 1));
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#ifndef DOSISH
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#ifndef CSH
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*SvPVX(PL_rs) = '\n';
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#endif /* !CSH */
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#endif /* !DOSISH */
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result = do_readline();
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LEAVE;
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return result;
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}
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#if 0 /* XXX never used! */
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PP(pp_indread)
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{
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STRLEN n_a;
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PL_last_in_gv = gv_fetchpv(SvPVx(GvSV((GV*)(*PL_stack_sp--)), n_a), TRUE,SVt_PVIO);
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return do_readline();
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}
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#endif
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PP(pp_rcatline)
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{
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PL_last_in_gv = cGVOP_gv;
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return do_readline();
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}
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PP(pp_warn)
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{
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djSP; dMARK;
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SV *tmpsv;
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char *tmps;
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STRLEN len;
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if (SP - MARK != 1) {
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dTARGET;
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do_join(TARG, &PL_sv_no, MARK, SP);
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tmpsv = TARG;
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SP = MARK + 1;
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}
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else {
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tmpsv = TOPs;
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}
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tmps = SvPV(tmpsv, len);
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if (!tmps || !len) {
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SV *error = ERRSV;
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(void)SvUPGRADE(error, SVt_PV);
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if (SvPOK(error) && SvCUR(error))
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sv_catpv(error, "\t...caught");
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tmpsv = error;
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tmps = SvPV(tmpsv, len);
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}
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if (!tmps || !len)
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tmpsv = sv_2mortal(newSVpvn("Warning: something's wrong", 26));
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Perl_warn(aTHX_ "%"SVf, tmpsv);
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RETSETYES;
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}
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PP(pp_die)
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{
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djSP; dMARK;
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char *tmps;
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SV *tmpsv;
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STRLEN len;
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bool multiarg = 0;
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if (SP - MARK != 1) {
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dTARGET;
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do_join(TARG, &PL_sv_no, MARK, SP);
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tmpsv = TARG;
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tmps = SvPV(tmpsv, len);
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multiarg = 1;
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SP = MARK + 1;
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}
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else {
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tmpsv = TOPs;
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tmps = SvROK(tmpsv) ? Nullch : SvPV(tmpsv, len);
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}
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if (!tmps || !len) {
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SV *error = ERRSV;
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(void)SvUPGRADE(error, SVt_PV);
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if (multiarg ? SvROK(error) : SvROK(tmpsv)) {
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if (!multiarg)
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SvSetSV(error,tmpsv);
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else if (sv_isobject(error)) {
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HV *stash = SvSTASH(SvRV(error));
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GV *gv = gv_fetchmethod(stash, "PROPAGATE");
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if (gv) {
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SV *file = sv_2mortal(newSVpv(CopFILE(PL_curcop),0));
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SV *line = sv_2mortal(newSVuv(CopLINE(PL_curcop)));
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EXTEND(SP, 3);
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PUSHMARK(SP);
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PUSHs(error);
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PUSHs(file);
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PUSHs(line);
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PUTBACK;
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call_sv((SV*)GvCV(gv),
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G_SCALAR|G_EVAL|G_KEEPERR);
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sv_setsv(error,*PL_stack_sp--);
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}
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}
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DIE(aTHX_ Nullch);
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}
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else {
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if (SvPOK(error) && SvCUR(error))
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sv_catpv(error, "\t...propagated");
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tmpsv = error;
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tmps = SvPV(tmpsv, len);
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}
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}
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if (!tmps || !len)
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tmpsv = sv_2mortal(newSVpvn("Died", 4));
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DIE(aTHX_ "%"SVf, tmpsv);
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}
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/* I/O. */
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|
|
PP(pp_open)
|
|
{
|
|
djSP; dTARGET;
|
|
GV *gv;
|
|
SV *sv;
|
|
SV *name;
|
|
I32 have_name = 0;
|
|
char *tmps;
|
|
STRLEN len;
|
|
MAGIC *mg;
|
|
|
|
if (MAXARG > 2) {
|
|
name = POPs;
|
|
have_name = 1;
|
|
}
|
|
if (MAXARG > 1)
|
|
sv = POPs;
|
|
if (!isGV(TOPs))
|
|
DIE(aTHX_ PL_no_usym, "filehandle");
|
|
if (MAXARG <= 1)
|
|
sv = GvSV(TOPs);
|
|
gv = (GV*)POPs;
|
|
if (!isGV(gv))
|
|
DIE(aTHX_ PL_no_usym, "filehandle");
|
|
if (GvIOp(gv))
|
|
IoFLAGS(GvIOp(gv)) &= ~IOf_UNTAINT;
|
|
|
|
if ((mg = SvTIED_mg((SV*)gv, 'q'))) {
|
|
PUSHMARK(SP);
|
|
XPUSHs(SvTIED_obj((SV*)gv, mg));
|
|
XPUSHs(sv);
|
|
if (have_name)
|
|
XPUSHs(name);
|
|
PUTBACK;
|
|
ENTER;
|
|
call_method("OPEN", G_SCALAR);
|
|
LEAVE;
|
|
SPAGAIN;
|
|
RETURN;
|
|
}
|
|
|
|
tmps = SvPV(sv, len);
|
|
if (do_open9(gv, tmps, len, FALSE, O_RDONLY, 0, Nullfp, name, have_name))
|
|
PUSHi( (I32)PL_forkprocess );
|
|
else if (PL_forkprocess == 0) /* we are a new child */
|
|
PUSHi(0);
|
|
else
|
|
RETPUSHUNDEF;
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_close)
|
|
{
|
|
djSP;
|
|
GV *gv;
|
|
MAGIC *mg;
|
|
|
|
if (MAXARG == 0)
|
|
gv = PL_defoutgv;
|
|
else
|
|
gv = (GV*)POPs;
|
|
|
|
if ((mg = SvTIED_mg((SV*)gv, 'q'))) {
|
|
PUSHMARK(SP);
|
|
XPUSHs(SvTIED_obj((SV*)gv, mg));
|
|
PUTBACK;
|
|
ENTER;
|
|
call_method("CLOSE", G_SCALAR);
|
|
LEAVE;
|
|
SPAGAIN;
|
|
RETURN;
|
|
}
|
|
EXTEND(SP, 1);
|
|
PUSHs(boolSV(do_close(gv, TRUE)));
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_pipe_op)
|
|
{
|
|
djSP;
|
|
#ifdef HAS_PIPE
|
|
GV *rgv;
|
|
GV *wgv;
|
|
register IO *rstio;
|
|
register IO *wstio;
|
|
int fd[2];
|
|
|
|
wgv = (GV*)POPs;
|
|
rgv = (GV*)POPs;
|
|
|
|
if (!rgv || !wgv)
|
|
goto badexit;
|
|
|
|
if (SvTYPE(rgv) != SVt_PVGV || SvTYPE(wgv) != SVt_PVGV)
|
|
DIE(aTHX_ PL_no_usym, "filehandle");
|
|
rstio = GvIOn(rgv);
|
|
wstio = GvIOn(wgv);
|
|
|
|
if (IoIFP(rstio))
|
|
do_close(rgv, FALSE);
|
|
if (IoIFP(wstio))
|
|
do_close(wgv, FALSE);
|
|
|
|
if (PerlProc_pipe(fd) < 0)
|
|
goto badexit;
|
|
|
|
IoIFP(rstio) = PerlIO_fdopen(fd[0], "r");
|
|
IoOFP(wstio) = PerlIO_fdopen(fd[1], "w");
|
|
IoIFP(wstio) = IoOFP(wstio);
|
|
IoTYPE(rstio) = '<';
|
|
IoTYPE(wstio) = '>';
|
|
|
|
if (!IoIFP(rstio) || !IoOFP(wstio)) {
|
|
if (IoIFP(rstio)) PerlIO_close(IoIFP(rstio));
|
|
else PerlLIO_close(fd[0]);
|
|
if (IoOFP(wstio)) PerlIO_close(IoOFP(wstio));
|
|
else PerlLIO_close(fd[1]);
|
|
goto badexit;
|
|
}
|
|
#if defined(HAS_FCNTL) && defined(F_SETFD)
|
|
fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd); /* ensure close-on-exec */
|
|
fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd); /* ensure close-on-exec */
|
|
#endif
|
|
RETPUSHYES;
|
|
|
|
badexit:
|
|
RETPUSHUNDEF;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "pipe");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_fileno)
|
|
{
|
|
djSP; dTARGET;
|
|
GV *gv;
|
|
IO *io;
|
|
PerlIO *fp;
|
|
MAGIC *mg;
|
|
|
|
if (MAXARG < 1)
|
|
RETPUSHUNDEF;
|
|
gv = (GV*)POPs;
|
|
|
|
if (gv && (mg = SvTIED_mg((SV*)gv, 'q'))) {
|
|
PUSHMARK(SP);
|
|
XPUSHs(SvTIED_obj((SV*)gv, mg));
|
|
PUTBACK;
|
|
ENTER;
|
|
call_method("FILENO", G_SCALAR);
|
|
LEAVE;
|
|
SPAGAIN;
|
|
RETURN;
|
|
}
|
|
|
|
if (!gv || !(io = GvIO(gv)) || !(fp = IoIFP(io)))
|
|
RETPUSHUNDEF;
|
|
PUSHi(PerlIO_fileno(fp));
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_umask)
|
|
{
|
|
djSP; dTARGET;
|
|
Mode_t anum;
|
|
|
|
#ifdef HAS_UMASK
|
|
if (MAXARG < 1) {
|
|
anum = PerlLIO_umask(0);
|
|
(void)PerlLIO_umask(anum);
|
|
}
|
|
else
|
|
anum = PerlLIO_umask(POPi);
|
|
TAINT_PROPER("umask");
|
|
XPUSHi(anum);
|
|
#else
|
|
/* Only DIE if trying to restrict permissions on `user' (self).
|
|
* Otherwise it's harmless and more useful to just return undef
|
|
* since 'group' and 'other' concepts probably don't exist here. */
|
|
if (MAXARG >= 1 && (POPi & 0700))
|
|
DIE(aTHX_ "umask not implemented");
|
|
XPUSHs(&PL_sv_undef);
|
|
#endif
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_binmode)
|
|
{
|
|
djSP;
|
|
GV *gv;
|
|
IO *io;
|
|
PerlIO *fp;
|
|
MAGIC *mg;
|
|
SV *discp = Nullsv;
|
|
|
|
if (MAXARG < 1)
|
|
RETPUSHUNDEF;
|
|
if (MAXARG > 1)
|
|
discp = POPs;
|
|
|
|
gv = (GV*)POPs;
|
|
|
|
if (gv && (mg = SvTIED_mg((SV*)gv, 'q'))) {
|
|
PUSHMARK(SP);
|
|
XPUSHs(SvTIED_obj((SV*)gv, mg));
|
|
if (discp)
|
|
XPUSHs(discp);
|
|
PUTBACK;
|
|
ENTER;
|
|
call_method("BINMODE", G_SCALAR);
|
|
LEAVE;
|
|
SPAGAIN;
|
|
RETURN;
|
|
}
|
|
|
|
EXTEND(SP, 1);
|
|
if (!(io = GvIO(gv)) || !(fp = IoIFP(io)))
|
|
RETPUSHUNDEF;
|
|
|
|
if (do_binmode(fp,IoTYPE(io),mode_from_discipline(discp)))
|
|
RETPUSHYES;
|
|
else
|
|
RETPUSHUNDEF;
|
|
}
|
|
|
|
PP(pp_tie)
|
|
{
|
|
djSP;
|
|
dMARK;
|
|
SV *varsv;
|
|
HV* stash;
|
|
GV *gv;
|
|
SV *sv;
|
|
I32 markoff = MARK - PL_stack_base;
|
|
char *methname;
|
|
int how = 'P';
|
|
U32 items;
|
|
STRLEN n_a;
|
|
|
|
varsv = *++MARK;
|
|
switch(SvTYPE(varsv)) {
|
|
case SVt_PVHV:
|
|
methname = "TIEHASH";
|
|
break;
|
|
case SVt_PVAV:
|
|
methname = "TIEARRAY";
|
|
break;
|
|
case SVt_PVGV:
|
|
methname = "TIEHANDLE";
|
|
how = 'q';
|
|
break;
|
|
default:
|
|
methname = "TIESCALAR";
|
|
how = 'q';
|
|
break;
|
|
}
|
|
items = SP - MARK++;
|
|
if (sv_isobject(*MARK)) {
|
|
ENTER;
|
|
PUSHSTACKi(PERLSI_MAGIC);
|
|
PUSHMARK(SP);
|
|
EXTEND(SP,items);
|
|
while (items--)
|
|
PUSHs(*MARK++);
|
|
PUTBACK;
|
|
call_method(methname, G_SCALAR);
|
|
}
|
|
else {
|
|
/* Not clear why we don't call call_method here too.
|
|
* perhaps to get different error message ?
|
|
*/
|
|
stash = gv_stashsv(*MARK, FALSE);
|
|
if (!stash || !(gv = gv_fetchmethod(stash, methname))) {
|
|
DIE(aTHX_ "Can't locate object method \"%s\" via package \"%s\"",
|
|
methname, SvPV(*MARK,n_a));
|
|
}
|
|
ENTER;
|
|
PUSHSTACKi(PERLSI_MAGIC);
|
|
PUSHMARK(SP);
|
|
EXTEND(SP,items);
|
|
while (items--)
|
|
PUSHs(*MARK++);
|
|
PUTBACK;
|
|
call_sv((SV*)GvCV(gv), G_SCALAR);
|
|
}
|
|
SPAGAIN;
|
|
|
|
sv = TOPs;
|
|
POPSTACK;
|
|
if (sv_isobject(sv)) {
|
|
sv_unmagic(varsv, how);
|
|
sv_magic(varsv, (SvRV(sv) == varsv ? Nullsv : sv), how, Nullch, 0);
|
|
}
|
|
LEAVE;
|
|
SP = PL_stack_base + markoff;
|
|
PUSHs(sv);
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_untie)
|
|
{
|
|
djSP;
|
|
SV *sv = POPs;
|
|
char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) ? 'P' : 'q';
|
|
|
|
if (ckWARN(WARN_UNTIE)) {
|
|
MAGIC * mg ;
|
|
if ((mg = SvTIED_mg(sv, how))) {
|
|
if (mg && SvREFCNT(SvRV(mg->mg_obj)) > 1)
|
|
Perl_warner(aTHX_ WARN_UNTIE,
|
|
"untie attempted while %"UVuf" inner references still exist",
|
|
(UV)SvREFCNT(SvRV(mg->mg_obj)) - 1 ) ;
|
|
}
|
|
}
|
|
|
|
sv_unmagic(sv, how);
|
|
RETPUSHYES;
|
|
}
|
|
|
|
PP(pp_tied)
|
|
{
|
|
djSP;
|
|
SV *sv = POPs;
|
|
char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) ? 'P' : 'q';
|
|
MAGIC *mg;
|
|
|
|
if ((mg = SvTIED_mg(sv, how))) {
|
|
SV *osv = SvTIED_obj(sv, mg);
|
|
if (osv == mg->mg_obj)
|
|
osv = sv_mortalcopy(osv);
|
|
PUSHs(osv);
|
|
RETURN;
|
|
}
|
|
RETPUSHUNDEF;
|
|
}
|
|
|
|
PP(pp_dbmopen)
|
|
{
|
|
djSP;
|
|
HV *hv;
|
|
dPOPPOPssrl;
|
|
HV* stash;
|
|
GV *gv;
|
|
SV *sv;
|
|
|
|
hv = (HV*)POPs;
|
|
|
|
sv = sv_mortalcopy(&PL_sv_no);
|
|
sv_setpv(sv, "AnyDBM_File");
|
|
stash = gv_stashsv(sv, FALSE);
|
|
if (!stash || !(gv = gv_fetchmethod(stash, "TIEHASH"))) {
|
|
PUTBACK;
|
|
require_pv("AnyDBM_File.pm");
|
|
SPAGAIN;
|
|
if (!(gv = gv_fetchmethod(stash, "TIEHASH")))
|
|
DIE(aTHX_ "No dbm on this machine");
|
|
}
|
|
|
|
ENTER;
|
|
PUSHMARK(SP);
|
|
|
|
EXTEND(SP, 5);
|
|
PUSHs(sv);
|
|
PUSHs(left);
|
|
if (SvIV(right))
|
|
PUSHs(sv_2mortal(newSVuv(O_RDWR|O_CREAT)));
|
|
else
|
|
PUSHs(sv_2mortal(newSVuv(O_RDWR)));
|
|
PUSHs(right);
|
|
PUTBACK;
|
|
call_sv((SV*)GvCV(gv), G_SCALAR);
|
|
SPAGAIN;
|
|
|
|
if (!sv_isobject(TOPs)) {
|
|
SP--;
|
|
PUSHMARK(SP);
|
|
PUSHs(sv);
|
|
PUSHs(left);
|
|
PUSHs(sv_2mortal(newSVuv(O_RDONLY)));
|
|
PUSHs(right);
|
|
PUTBACK;
|
|
call_sv((SV*)GvCV(gv), G_SCALAR);
|
|
SPAGAIN;
|
|
}
|
|
|
|
if (sv_isobject(TOPs)) {
|
|
sv_unmagic((SV *) hv, 'P');
|
|
sv_magic((SV*)hv, TOPs, 'P', Nullch, 0);
|
|
}
|
|
LEAVE;
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_dbmclose)
|
|
{
|
|
return pp_untie();
|
|
}
|
|
|
|
PP(pp_sselect)
|
|
{
|
|
djSP; dTARGET;
|
|
#ifdef HAS_SELECT
|
|
register I32 i;
|
|
register I32 j;
|
|
register char *s;
|
|
register SV *sv;
|
|
NV value;
|
|
I32 maxlen = 0;
|
|
I32 nfound;
|
|
struct timeval timebuf;
|
|
struct timeval *tbuf = &timebuf;
|
|
I32 growsize;
|
|
char *fd_sets[4];
|
|
STRLEN n_a;
|
|
#if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678
|
|
I32 masksize;
|
|
I32 offset;
|
|
I32 k;
|
|
|
|
# if BYTEORDER & 0xf0000
|
|
# define ORDERBYTE (0x88888888 - BYTEORDER)
|
|
# else
|
|
# define ORDERBYTE (0x4444 - BYTEORDER)
|
|
# endif
|
|
|
|
#endif
|
|
|
|
SP -= 4;
|
|
for (i = 1; i <= 3; i++) {
|
|
if (!SvPOK(SP[i]))
|
|
continue;
|
|
j = SvCUR(SP[i]);
|
|
if (maxlen < j)
|
|
maxlen = j;
|
|
}
|
|
|
|
/* little endians can use vecs directly */
|
|
#if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
|
|
# if SELECT_MIN_BITS > 1
|
|
/* If SELECT_MIN_BITS is greater than one we most probably will want
|
|
* to align the sizes with SELECT_MIN_BITS/8 because for example
|
|
* in many little-endian (Intel, Alpha) systems (Linux, OS/2, Digital
|
|
* UNIX, Solaris, NeXT, Darwin) the smallest quantum select() operates
|
|
* on (sets/tests/clears bits) is 32 bits. */
|
|
growsize = maxlen + (SELECT_MIN_BITS/8 - (maxlen % (SELECT_MIN_BITS/8)));
|
|
# else
|
|
growsize = sizeof(fd_set);
|
|
# endif
|
|
# else
|
|
# ifdef NFDBITS
|
|
|
|
# ifndef NBBY
|
|
# define NBBY 8
|
|
# endif
|
|
|
|
masksize = NFDBITS / NBBY;
|
|
# else
|
|
masksize = sizeof(long); /* documented int, everyone seems to use long */
|
|
# endif
|
|
growsize = maxlen + (masksize - (maxlen % masksize));
|
|
Zero(&fd_sets[0], 4, char*);
|
|
#endif
|
|
|
|
sv = SP[4];
|
|
if (SvOK(sv)) {
|
|
value = SvNV(sv);
|
|
if (value < 0.0)
|
|
value = 0.0;
|
|
timebuf.tv_sec = (long)value;
|
|
value -= (NV)timebuf.tv_sec;
|
|
timebuf.tv_usec = (long)(value * 1000000.0);
|
|
}
|
|
else
|
|
tbuf = Null(struct timeval*);
|
|
|
|
for (i = 1; i <= 3; i++) {
|
|
sv = SP[i];
|
|
if (!SvOK(sv)) {
|
|
fd_sets[i] = 0;
|
|
continue;
|
|
}
|
|
else if (!SvPOK(sv))
|
|
SvPV_force(sv,n_a); /* force string conversion */
|
|
j = SvLEN(sv);
|
|
if (j < growsize) {
|
|
Sv_Grow(sv, growsize);
|
|
}
|
|
j = SvCUR(sv);
|
|
s = SvPVX(sv) + j;
|
|
while (++j <= growsize) {
|
|
*s++ = '\0';
|
|
}
|
|
|
|
#if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678
|
|
s = SvPVX(sv);
|
|
New(403, fd_sets[i], growsize, char);
|
|
for (offset = 0; offset < growsize; offset += masksize) {
|
|
for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4))
|
|
fd_sets[i][j+offset] = s[(k % masksize) + offset];
|
|
}
|
|
#else
|
|
fd_sets[i] = SvPVX(sv);
|
|
#endif
|
|
}
|
|
|
|
nfound = PerlSock_select(
|
|
maxlen * 8,
|
|
(Select_fd_set_t) fd_sets[1],
|
|
(Select_fd_set_t) fd_sets[2],
|
|
(Select_fd_set_t) fd_sets[3],
|
|
tbuf);
|
|
for (i = 1; i <= 3; i++) {
|
|
if (fd_sets[i]) {
|
|
sv = SP[i];
|
|
#if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678
|
|
s = SvPVX(sv);
|
|
for (offset = 0; offset < growsize; offset += masksize) {
|
|
for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4))
|
|
s[(k % masksize) + offset] = fd_sets[i][j+offset];
|
|
}
|
|
Safefree(fd_sets[i]);
|
|
#endif
|
|
SvSETMAGIC(sv);
|
|
}
|
|
}
|
|
|
|
PUSHi(nfound);
|
|
if (GIMME == G_ARRAY && tbuf) {
|
|
value = (NV)(timebuf.tv_sec) +
|
|
(NV)(timebuf.tv_usec) / 1000000.0;
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
sv_setnv(sv, value);
|
|
}
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ "select not implemented");
|
|
#endif
|
|
}
|
|
|
|
void
|
|
Perl_setdefout(pTHX_ GV *gv)
|
|
{
|
|
dTHR;
|
|
if (gv)
|
|
(void)SvREFCNT_inc(gv);
|
|
if (PL_defoutgv)
|
|
SvREFCNT_dec(PL_defoutgv);
|
|
PL_defoutgv = gv;
|
|
}
|
|
|
|
PP(pp_select)
|
|
{
|
|
djSP; dTARGET;
|
|
GV *newdefout, *egv;
|
|
HV *hv;
|
|
|
|
newdefout = (PL_op->op_private > 0) ? ((GV *) POPs) : (GV *) NULL;
|
|
|
|
egv = GvEGV(PL_defoutgv);
|
|
if (!egv)
|
|
egv = PL_defoutgv;
|
|
hv = GvSTASH(egv);
|
|
if (! hv)
|
|
XPUSHs(&PL_sv_undef);
|
|
else {
|
|
GV **gvp = (GV**)hv_fetch(hv, GvNAME(egv), GvNAMELEN(egv), FALSE);
|
|
if (gvp && *gvp == egv) {
|
|
gv_efullname3(TARG, PL_defoutgv, Nullch);
|
|
XPUSHTARG;
|
|
}
|
|
else {
|
|
XPUSHs(sv_2mortal(newRV((SV*)egv)));
|
|
}
|
|
}
|
|
|
|
if (newdefout) {
|
|
if (!GvIO(newdefout))
|
|
gv_IOadd(newdefout);
|
|
setdefout(newdefout);
|
|
}
|
|
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_getc)
|
|
{
|
|
djSP; dTARGET;
|
|
GV *gv;
|
|
MAGIC *mg;
|
|
|
|
if (MAXARG == 0)
|
|
gv = PL_stdingv;
|
|
else
|
|
gv = (GV*)POPs;
|
|
|
|
if ((mg = SvTIED_mg((SV*)gv, 'q'))) {
|
|
I32 gimme = GIMME_V;
|
|
PUSHMARK(SP);
|
|
XPUSHs(SvTIED_obj((SV*)gv, mg));
|
|
PUTBACK;
|
|
ENTER;
|
|
call_method("GETC", gimme);
|
|
LEAVE;
|
|
SPAGAIN;
|
|
if (gimme == G_SCALAR)
|
|
SvSetMagicSV_nosteal(TARG, TOPs);
|
|
RETURN;
|
|
}
|
|
if (!gv || do_eof(gv)) /* make sure we have fp with something */
|
|
RETPUSHUNDEF;
|
|
TAINT;
|
|
sv_setpv(TARG, " ");
|
|
*SvPVX(TARG) = PerlIO_getc(IoIFP(GvIOp(gv))); /* should never be EOF */
|
|
PUSHTARG;
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_read)
|
|
{
|
|
return pp_sysread();
|
|
}
|
|
|
|
STATIC OP *
|
|
S_doform(pTHX_ CV *cv, GV *gv, OP *retop)
|
|
{
|
|
dTHR;
|
|
register PERL_CONTEXT *cx;
|
|
I32 gimme = GIMME_V;
|
|
AV* padlist = CvPADLIST(cv);
|
|
SV** svp = AvARRAY(padlist);
|
|
|
|
ENTER;
|
|
SAVETMPS;
|
|
|
|
push_return(retop);
|
|
PUSHBLOCK(cx, CXt_FORMAT, PL_stack_sp);
|
|
PUSHFORMAT(cx);
|
|
SAVEVPTR(PL_curpad);
|
|
PL_curpad = AvARRAY((AV*)svp[1]);
|
|
|
|
setdefout(gv); /* locally select filehandle so $% et al work */
|
|
return CvSTART(cv);
|
|
}
|
|
|
|
PP(pp_enterwrite)
|
|
{
|
|
djSP;
|
|
register GV *gv;
|
|
register IO *io;
|
|
GV *fgv;
|
|
CV *cv;
|
|
|
|
if (MAXARG == 0)
|
|
gv = PL_defoutgv;
|
|
else {
|
|
gv = (GV*)POPs;
|
|
if (!gv)
|
|
gv = PL_defoutgv;
|
|
}
|
|
EXTEND(SP, 1);
|
|
io = GvIO(gv);
|
|
if (!io) {
|
|
RETPUSHNO;
|
|
}
|
|
if (IoFMT_GV(io))
|
|
fgv = IoFMT_GV(io);
|
|
else
|
|
fgv = gv;
|
|
|
|
cv = GvFORM(fgv);
|
|
if (!cv) {
|
|
if (fgv) {
|
|
SV *tmpsv = sv_newmortal();
|
|
gv_efullname3(tmpsv, fgv, Nullch);
|
|
DIE(aTHX_ "Undefined format \"%s\" called",SvPVX(tmpsv));
|
|
}
|
|
DIE(aTHX_ "Not a format reference");
|
|
}
|
|
if (CvCLONE(cv))
|
|
cv = (CV*)sv_2mortal((SV*)cv_clone(cv));
|
|
|
|
IoFLAGS(io) &= ~IOf_DIDTOP;
|
|
return doform(cv,gv,PL_op->op_next);
|
|
}
|
|
|
|
PP(pp_leavewrite)
|
|
{
|
|
djSP;
|
|
GV *gv = cxstack[cxstack_ix].blk_sub.gv;
|
|
register IO *io = GvIOp(gv);
|
|
PerlIO *ofp = IoOFP(io);
|
|
PerlIO *fp;
|
|
SV **newsp;
|
|
I32 gimme;
|
|
register PERL_CONTEXT *cx;
|
|
|
|
DEBUG_f(PerlIO_printf(Perl_debug_log, "left=%ld, todo=%ld\n",
|
|
(long)IoLINES_LEFT(io), (long)FmLINES(PL_formtarget)));
|
|
if (IoLINES_LEFT(io) < FmLINES(PL_formtarget) &&
|
|
PL_formtarget != PL_toptarget)
|
|
{
|
|
GV *fgv;
|
|
CV *cv;
|
|
if (!IoTOP_GV(io)) {
|
|
GV *topgv;
|
|
SV *topname;
|
|
|
|
if (!IoTOP_NAME(io)) {
|
|
if (!IoFMT_NAME(io))
|
|
IoFMT_NAME(io) = savepv(GvNAME(gv));
|
|
topname = sv_2mortal(Perl_newSVpvf(aTHX_ "%s_TOP", IoFMT_NAME(io)));
|
|
topgv = gv_fetchpv(SvPVX(topname), FALSE, SVt_PVFM);
|
|
if ((topgv && GvFORM(topgv)) ||
|
|
!gv_fetchpv("top",FALSE,SVt_PVFM))
|
|
IoTOP_NAME(io) = savepv(SvPVX(topname));
|
|
else
|
|
IoTOP_NAME(io) = savepv("top");
|
|
}
|
|
topgv = gv_fetchpv(IoTOP_NAME(io),FALSE, SVt_PVFM);
|
|
if (!topgv || !GvFORM(topgv)) {
|
|
IoLINES_LEFT(io) = 100000000;
|
|
goto forget_top;
|
|
}
|
|
IoTOP_GV(io) = topgv;
|
|
}
|
|
if (IoFLAGS(io) & IOf_DIDTOP) { /* Oh dear. It still doesn't fit. */
|
|
I32 lines = IoLINES_LEFT(io);
|
|
char *s = SvPVX(PL_formtarget);
|
|
if (lines <= 0) /* Yow, header didn't even fit!!! */
|
|
goto forget_top;
|
|
while (lines-- > 0) {
|
|
s = strchr(s, '\n');
|
|
if (!s)
|
|
break;
|
|
s++;
|
|
}
|
|
if (s) {
|
|
PerlIO_write(ofp, SvPVX(PL_formtarget), s - SvPVX(PL_formtarget));
|
|
sv_chop(PL_formtarget, s);
|
|
FmLINES(PL_formtarget) -= IoLINES_LEFT(io);
|
|
}
|
|
}
|
|
if (IoLINES_LEFT(io) >= 0 && IoPAGE(io) > 0)
|
|
PerlIO_write(ofp, SvPVX(PL_formfeed), SvCUR(PL_formfeed));
|
|
IoLINES_LEFT(io) = IoPAGE_LEN(io);
|
|
IoPAGE(io)++;
|
|
PL_formtarget = PL_toptarget;
|
|
IoFLAGS(io) |= IOf_DIDTOP;
|
|
fgv = IoTOP_GV(io);
|
|
if (!fgv)
|
|
DIE(aTHX_ "bad top format reference");
|
|
cv = GvFORM(fgv);
|
|
if (!cv) {
|
|
SV *tmpsv = sv_newmortal();
|
|
gv_efullname3(tmpsv, fgv, Nullch);
|
|
DIE(aTHX_ "Undefined top format \"%s\" called",SvPVX(tmpsv));
|
|
}
|
|
if (CvCLONE(cv))
|
|
cv = (CV*)sv_2mortal((SV*)cv_clone(cv));
|
|
return doform(cv,gv,PL_op);
|
|
}
|
|
|
|
forget_top:
|
|
POPBLOCK(cx,PL_curpm);
|
|
POPFORMAT(cx);
|
|
LEAVE;
|
|
|
|
fp = IoOFP(io);
|
|
if (!fp) {
|
|
if (ckWARN2(WARN_CLOSED,WARN_IO)) {
|
|
if (IoIFP(io)) {
|
|
SV* sv = sv_newmortal();
|
|
gv_efullname3(sv, gv, Nullch);
|
|
Perl_warner(aTHX_ WARN_IO,
|
|
"Filehandle %s opened only for input",
|
|
SvPV_nolen(sv));
|
|
}
|
|
else if (ckWARN(WARN_CLOSED))
|
|
report_closed_fh(gv, io, "write", "filehandle");
|
|
}
|
|
PUSHs(&PL_sv_no);
|
|
}
|
|
else {
|
|
if ((IoLINES_LEFT(io) -= FmLINES(PL_formtarget)) < 0) {
|
|
if (ckWARN(WARN_IO))
|
|
Perl_warner(aTHX_ WARN_IO, "page overflow");
|
|
}
|
|
if (!PerlIO_write(ofp, SvPVX(PL_formtarget), SvCUR(PL_formtarget)) ||
|
|
PerlIO_error(fp))
|
|
PUSHs(&PL_sv_no);
|
|
else {
|
|
FmLINES(PL_formtarget) = 0;
|
|
SvCUR_set(PL_formtarget, 0);
|
|
*SvEND(PL_formtarget) = '\0';
|
|
if (IoFLAGS(io) & IOf_FLUSH)
|
|
(void)PerlIO_flush(fp);
|
|
PUSHs(&PL_sv_yes);
|
|
}
|
|
}
|
|
PL_formtarget = PL_bodytarget;
|
|
PUTBACK;
|
|
return pop_return();
|
|
}
|
|
|
|
PP(pp_prtf)
|
|
{
|
|
djSP; dMARK; dORIGMARK;
|
|
GV *gv;
|
|
IO *io;
|
|
PerlIO *fp;
|
|
SV *sv;
|
|
MAGIC *mg;
|
|
STRLEN n_a;
|
|
|
|
if (PL_op->op_flags & OPf_STACKED)
|
|
gv = (GV*)*++MARK;
|
|
else
|
|
gv = PL_defoutgv;
|
|
|
|
if ((mg = SvTIED_mg((SV*)gv, 'q'))) {
|
|
if (MARK == ORIGMARK) {
|
|
MEXTEND(SP, 1);
|
|
++MARK;
|
|
Move(MARK, MARK + 1, (SP - MARK) + 1, SV*);
|
|
++SP;
|
|
}
|
|
PUSHMARK(MARK - 1);
|
|
*MARK = SvTIED_obj((SV*)gv, mg);
|
|
PUTBACK;
|
|
ENTER;
|
|
call_method("PRINTF", G_SCALAR);
|
|
LEAVE;
|
|
SPAGAIN;
|
|
MARK = ORIGMARK + 1;
|
|
*MARK = *SP;
|
|
SP = MARK;
|
|
RETURN;
|
|
}
|
|
|
|
sv = NEWSV(0,0);
|
|
if (!(io = GvIO(gv))) {
|
|
if (ckWARN(WARN_UNOPENED)) {
|
|
gv_efullname3(sv, gv, Nullch);
|
|
Perl_warner(aTHX_ WARN_UNOPENED,
|
|
"Filehandle %s never opened", SvPV(sv,n_a));
|
|
}
|
|
SETERRNO(EBADF,RMS$_IFI);
|
|
goto just_say_no;
|
|
}
|
|
else if (!(fp = IoOFP(io))) {
|
|
if (ckWARN2(WARN_CLOSED,WARN_IO)) {
|
|
if (IoIFP(io)) {
|
|
gv_efullname3(sv, gv, Nullch);
|
|
Perl_warner(aTHX_ WARN_IO,
|
|
"Filehandle %s opened only for input",
|
|
SvPV(sv,n_a));
|
|
}
|
|
else if (ckWARN(WARN_CLOSED))
|
|
report_closed_fh(gv, io, "printf", "filehandle");
|
|
}
|
|
SETERRNO(EBADF,IoIFP(io)?RMS$_FAC:RMS$_IFI);
|
|
goto just_say_no;
|
|
}
|
|
else {
|
|
do_sprintf(sv, SP - MARK, MARK + 1);
|
|
if (!do_print(sv, fp))
|
|
goto just_say_no;
|
|
|
|
if (IoFLAGS(io) & IOf_FLUSH)
|
|
if (PerlIO_flush(fp) == EOF)
|
|
goto just_say_no;
|
|
}
|
|
SvREFCNT_dec(sv);
|
|
SP = ORIGMARK;
|
|
PUSHs(&PL_sv_yes);
|
|
RETURN;
|
|
|
|
just_say_no:
|
|
SvREFCNT_dec(sv);
|
|
SP = ORIGMARK;
|
|
PUSHs(&PL_sv_undef);
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_sysopen)
|
|
{
|
|
djSP;
|
|
GV *gv;
|
|
SV *sv;
|
|
char *tmps;
|
|
STRLEN len;
|
|
int mode, perm;
|
|
|
|
if (MAXARG > 3)
|
|
perm = POPi;
|
|
else
|
|
perm = 0666;
|
|
mode = POPi;
|
|
sv = POPs;
|
|
gv = (GV *)POPs;
|
|
|
|
/* Need TIEHANDLE method ? */
|
|
|
|
tmps = SvPV(sv, len);
|
|
if (do_open(gv, tmps, len, TRUE, mode, perm, Nullfp)) {
|
|
IoLINES(GvIOp(gv)) = 0;
|
|
PUSHs(&PL_sv_yes);
|
|
}
|
|
else {
|
|
PUSHs(&PL_sv_undef);
|
|
}
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_sysread)
|
|
{
|
|
djSP; dMARK; dORIGMARK; dTARGET;
|
|
int offset;
|
|
GV *gv;
|
|
IO *io;
|
|
char *buffer;
|
|
SSize_t length;
|
|
Sock_size_t bufsize;
|
|
SV *bufsv;
|
|
STRLEN blen;
|
|
MAGIC *mg;
|
|
|
|
gv = (GV*)*++MARK;
|
|
if ((PL_op->op_type == OP_READ || PL_op->op_type == OP_SYSREAD) &&
|
|
(mg = SvTIED_mg((SV*)gv, 'q')))
|
|
{
|
|
SV *sv;
|
|
|
|
PUSHMARK(MARK-1);
|
|
*MARK = SvTIED_obj((SV*)gv, mg);
|
|
ENTER;
|
|
call_method("READ", G_SCALAR);
|
|
LEAVE;
|
|
SPAGAIN;
|
|
sv = POPs;
|
|
SP = ORIGMARK;
|
|
PUSHs(sv);
|
|
RETURN;
|
|
}
|
|
|
|
if (!gv)
|
|
goto say_undef;
|
|
bufsv = *++MARK;
|
|
if (! SvOK(bufsv))
|
|
sv_setpvn(bufsv, "", 0);
|
|
buffer = SvPV_force(bufsv, blen);
|
|
length = SvIVx(*++MARK);
|
|
if (length < 0)
|
|
DIE(aTHX_ "Negative length");
|
|
SETERRNO(0,0);
|
|
if (MARK < SP)
|
|
offset = SvIVx(*++MARK);
|
|
else
|
|
offset = 0;
|
|
io = GvIO(gv);
|
|
if (!io || !IoIFP(io))
|
|
goto say_undef;
|
|
#ifdef HAS_SOCKET
|
|
if (PL_op->op_type == OP_RECV) {
|
|
char namebuf[MAXPATHLEN];
|
|
#if (defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS)) || defined(MPE)
|
|
bufsize = sizeof (struct sockaddr_in);
|
|
#else
|
|
bufsize = sizeof namebuf;
|
|
#endif
|
|
#ifdef OS2 /* At least Warp3+IAK: only the first byte of bufsize set */
|
|
if (bufsize >= 256)
|
|
bufsize = 255;
|
|
#endif
|
|
#ifdef OS2 /* At least Warp3+IAK: only the first byte of bufsize set */
|
|
if (bufsize >= 256)
|
|
bufsize = 255;
|
|
#endif
|
|
buffer = SvGROW(bufsv, length+1);
|
|
/* 'offset' means 'flags' here */
|
|
length = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, offset,
|
|
(struct sockaddr *)namebuf, &bufsize);
|
|
if (length < 0)
|
|
RETPUSHUNDEF;
|
|
SvCUR_set(bufsv, length);
|
|
*SvEND(bufsv) = '\0';
|
|
(void)SvPOK_only(bufsv);
|
|
SvSETMAGIC(bufsv);
|
|
/* This should not be marked tainted if the fp is marked clean */
|
|
if (!(IoFLAGS(io) & IOf_UNTAINT))
|
|
SvTAINTED_on(bufsv);
|
|
SP = ORIGMARK;
|
|
sv_setpvn(TARG, namebuf, bufsize);
|
|
PUSHs(TARG);
|
|
RETURN;
|
|
}
|
|
#else
|
|
if (PL_op->op_type == OP_RECV)
|
|
DIE(aTHX_ PL_no_sock_func, "recv");
|
|
#endif
|
|
if (offset < 0) {
|
|
if (-offset > blen)
|
|
DIE(aTHX_ "Offset outside string");
|
|
offset += blen;
|
|
}
|
|
bufsize = SvCUR(bufsv);
|
|
buffer = SvGROW(bufsv, length+offset+1);
|
|
if (offset > bufsize) { /* Zero any newly allocated space */
|
|
Zero(buffer+bufsize, offset-bufsize, char);
|
|
}
|
|
if (PL_op->op_type == OP_SYSREAD) {
|
|
#ifdef PERL_SOCK_SYSREAD_IS_RECV
|
|
if (IoTYPE(io) == 's') {
|
|
length = PerlSock_recv(PerlIO_fileno(IoIFP(io)),
|
|
buffer+offset, length, 0);
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
length = PerlLIO_read(PerlIO_fileno(IoIFP(io)),
|
|
buffer+offset, length);
|
|
}
|
|
}
|
|
else
|
|
#ifdef HAS_SOCKET__bad_code_maybe
|
|
if (IoTYPE(io) == 's') {
|
|
char namebuf[MAXPATHLEN];
|
|
#if defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS)
|
|
bufsize = sizeof (struct sockaddr_in);
|
|
#else
|
|
bufsize = sizeof namebuf;
|
|
#endif
|
|
length = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer+offset, length, 0,
|
|
(struct sockaddr *)namebuf, &bufsize);
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
length = PerlIO_read(IoIFP(io), buffer+offset, length);
|
|
/* fread() returns 0 on both error and EOF */
|
|
if (length == 0 && PerlIO_error(IoIFP(io)))
|
|
length = -1;
|
|
}
|
|
if (length < 0) {
|
|
if ((IoTYPE(io) == '>' || IoIFP(io) == PerlIO_stdout()
|
|
|| IoIFP(io) == PerlIO_stderr()) && ckWARN(WARN_IO))
|
|
{
|
|
SV* sv = sv_newmortal();
|
|
gv_efullname3(sv, gv, Nullch);
|
|
Perl_warner(aTHX_ WARN_IO, "Filehandle %s opened only for output",
|
|
SvPV_nolen(sv));
|
|
}
|
|
goto say_undef;
|
|
}
|
|
SvCUR_set(bufsv, length+offset);
|
|
*SvEND(bufsv) = '\0';
|
|
(void)SvPOK_only(bufsv);
|
|
SvSETMAGIC(bufsv);
|
|
/* This should not be marked tainted if the fp is marked clean */
|
|
if (!(IoFLAGS(io) & IOf_UNTAINT))
|
|
SvTAINTED_on(bufsv);
|
|
SP = ORIGMARK;
|
|
PUSHi(length);
|
|
RETURN;
|
|
|
|
say_undef:
|
|
SP = ORIGMARK;
|
|
RETPUSHUNDEF;
|
|
}
|
|
|
|
PP(pp_syswrite)
|
|
{
|
|
djSP;
|
|
int items = (SP - PL_stack_base) - TOPMARK;
|
|
if (items == 2) {
|
|
SV *sv;
|
|
EXTEND(SP, 1);
|
|
sv = sv_2mortal(newSViv(sv_len(*SP)));
|
|
PUSHs(sv);
|
|
PUTBACK;
|
|
}
|
|
return pp_send();
|
|
}
|
|
|
|
PP(pp_send)
|
|
{
|
|
djSP; dMARK; dORIGMARK; dTARGET;
|
|
GV *gv;
|
|
IO *io;
|
|
SV *bufsv;
|
|
char *buffer;
|
|
Size_t length;
|
|
SSize_t retval;
|
|
IV offset;
|
|
STRLEN blen;
|
|
MAGIC *mg;
|
|
|
|
gv = (GV*)*++MARK;
|
|
if (PL_op->op_type == OP_SYSWRITE && (mg = SvTIED_mg((SV*)gv, 'q'))) {
|
|
SV *sv;
|
|
|
|
PUSHMARK(MARK-1);
|
|
*MARK = SvTIED_obj((SV*)gv, mg);
|
|
ENTER;
|
|
call_method("WRITE", G_SCALAR);
|
|
LEAVE;
|
|
SPAGAIN;
|
|
sv = POPs;
|
|
SP = ORIGMARK;
|
|
PUSHs(sv);
|
|
RETURN;
|
|
}
|
|
if (!gv)
|
|
goto say_undef;
|
|
bufsv = *++MARK;
|
|
buffer = SvPV(bufsv, blen);
|
|
#if Size_t_size > IVSIZE
|
|
length = (Size_t)SvNVx(*++MARK);
|
|
#else
|
|
length = (Size_t)SvIVx(*++MARK);
|
|
#endif
|
|
if ((SSize_t)length < 0)
|
|
DIE(aTHX_ "Negative length");
|
|
SETERRNO(0,0);
|
|
io = GvIO(gv);
|
|
if (!io || !IoIFP(io)) {
|
|
retval = -1;
|
|
if (ckWARN(WARN_CLOSED)) {
|
|
if (PL_op->op_type == OP_SYSWRITE)
|
|
report_closed_fh(gv, io, "syswrite", "filehandle");
|
|
else
|
|
report_closed_fh(gv, io, "send", "socket");
|
|
}
|
|
}
|
|
else if (PL_op->op_type == OP_SYSWRITE) {
|
|
if (MARK < SP) {
|
|
offset = SvIVx(*++MARK);
|
|
if (offset < 0) {
|
|
if (-offset > blen)
|
|
DIE(aTHX_ "Offset outside string");
|
|
offset += blen;
|
|
} else if (offset >= blen && blen > 0)
|
|
DIE(aTHX_ "Offset outside string");
|
|
} else
|
|
offset = 0;
|
|
if (length > blen - offset)
|
|
length = blen - offset;
|
|
#ifdef PERL_SOCK_SYSWRITE_IS_SEND
|
|
if (IoTYPE(io) == 's') {
|
|
retval = PerlSock_send(PerlIO_fileno(IoIFP(io)),
|
|
buffer+offset, length, 0);
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
/* See the note at doio.c:do_print about filesize limits. --jhi */
|
|
retval = PerlLIO_write(PerlIO_fileno(IoIFP(io)),
|
|
buffer+offset, length);
|
|
}
|
|
}
|
|
#ifdef HAS_SOCKET
|
|
else if (SP > MARK) {
|
|
char *sockbuf;
|
|
STRLEN mlen;
|
|
sockbuf = SvPVx(*++MARK, mlen);
|
|
retval = PerlSock_sendto(PerlIO_fileno(IoIFP(io)), buffer, blen,
|
|
length, (struct sockaddr *)sockbuf, mlen);
|
|
}
|
|
else
|
|
retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), buffer, blen, length);
|
|
|
|
#else
|
|
else
|
|
DIE(aTHX_ PL_no_sock_func, "send");
|
|
#endif
|
|
if (retval < 0)
|
|
goto say_undef;
|
|
SP = ORIGMARK;
|
|
#if Size_t_size > IVSIZE
|
|
PUSHn(retval);
|
|
#else
|
|
PUSHi(retval);
|
|
#endif
|
|
RETURN;
|
|
|
|
say_undef:
|
|
SP = ORIGMARK;
|
|
RETPUSHUNDEF;
|
|
}
|
|
|
|
PP(pp_recv)
|
|
{
|
|
return pp_sysread();
|
|
}
|
|
|
|
PP(pp_eof)
|
|
{
|
|
djSP;
|
|
GV *gv;
|
|
MAGIC *mg;
|
|
|
|
if (MAXARG == 0) {
|
|
if (PL_op->op_flags & OPf_SPECIAL) { /* eof() */
|
|
IO *io;
|
|
gv = PL_last_in_gv = PL_argvgv;
|
|
io = GvIO(gv);
|
|
if (io && !IoIFP(io)) {
|
|
if ((IoFLAGS(io) & IOf_START) && av_len(GvAVn(gv)) < 0) {
|
|
IoLINES(io) = 0;
|
|
IoFLAGS(io) &= ~IOf_START;
|
|
do_open(gv, "-", 1, FALSE, O_RDONLY, 0, Nullfp);
|
|
sv_setpvn(GvSV(gv), "-", 1);
|
|
SvSETMAGIC(GvSV(gv));
|
|
}
|
|
else if (!nextargv(gv))
|
|
RETPUSHYES;
|
|
}
|
|
}
|
|
else
|
|
gv = PL_last_in_gv; /* eof */
|
|
}
|
|
else
|
|
gv = PL_last_in_gv = (GV*)POPs; /* eof(FH) */
|
|
|
|
if (gv && (mg = SvTIED_mg((SV*)gv, 'q'))) {
|
|
PUSHMARK(SP);
|
|
XPUSHs(SvTIED_obj((SV*)gv, mg));
|
|
PUTBACK;
|
|
ENTER;
|
|
call_method("EOF", G_SCALAR);
|
|
LEAVE;
|
|
SPAGAIN;
|
|
RETURN;
|
|
}
|
|
|
|
PUSHs(boolSV(!gv || do_eof(gv)));
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_tell)
|
|
{
|
|
djSP; dTARGET;
|
|
GV *gv;
|
|
MAGIC *mg;
|
|
|
|
if (MAXARG == 0)
|
|
gv = PL_last_in_gv;
|
|
else
|
|
gv = PL_last_in_gv = (GV*)POPs;
|
|
|
|
if (gv && (mg = SvTIED_mg((SV*)gv, 'q'))) {
|
|
PUSHMARK(SP);
|
|
XPUSHs(SvTIED_obj((SV*)gv, mg));
|
|
PUTBACK;
|
|
ENTER;
|
|
call_method("TELL", G_SCALAR);
|
|
LEAVE;
|
|
SPAGAIN;
|
|
RETURN;
|
|
}
|
|
|
|
#if LSEEKSIZE > IVSIZE
|
|
PUSHn( do_tell(gv) );
|
|
#else
|
|
PUSHi( do_tell(gv) );
|
|
#endif
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_seek)
|
|
{
|
|
return pp_sysseek();
|
|
}
|
|
|
|
PP(pp_sysseek)
|
|
{
|
|
djSP;
|
|
GV *gv;
|
|
int whence = POPi;
|
|
#if LSEEKSIZE > IVSIZE
|
|
Off_t offset = (Off_t)SvNVx(POPs);
|
|
#else
|
|
Off_t offset = (Off_t)SvIVx(POPs);
|
|
#endif
|
|
MAGIC *mg;
|
|
|
|
gv = PL_last_in_gv = (GV*)POPs;
|
|
|
|
if (gv && (mg = SvTIED_mg((SV*)gv, 'q'))) {
|
|
PUSHMARK(SP);
|
|
XPUSHs(SvTIED_obj((SV*)gv, mg));
|
|
#if LSEEKSIZE > IVSIZE
|
|
XPUSHs(sv_2mortal(newSVnv((NV) offset)));
|
|
#else
|
|
XPUSHs(sv_2mortal(newSViv(offset)));
|
|
#endif
|
|
XPUSHs(sv_2mortal(newSViv(whence)));
|
|
PUTBACK;
|
|
ENTER;
|
|
call_method("SEEK", G_SCALAR);
|
|
LEAVE;
|
|
SPAGAIN;
|
|
RETURN;
|
|
}
|
|
|
|
if (PL_op->op_type == OP_SEEK)
|
|
PUSHs(boolSV(do_seek(gv, offset, whence)));
|
|
else {
|
|
Off_t sought = do_sysseek(gv, offset, whence);
|
|
if (sought < 0)
|
|
PUSHs(&PL_sv_undef);
|
|
else {
|
|
SV* sv = sought ?
|
|
#if LSEEKSIZE > IVSIZE
|
|
newSVnv((NV)sought)
|
|
#else
|
|
newSViv(sought)
|
|
#endif
|
|
: newSVpvn(zero_but_true, ZBTLEN);
|
|
PUSHs(sv_2mortal(sv));
|
|
}
|
|
}
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_truncate)
|
|
{
|
|
djSP;
|
|
/* There seems to be no consensus on the length type of truncate()
|
|
* and ftruncate(), both off_t and size_t have supporters. In
|
|
* general one would think that when using large files, off_t is
|
|
* at least as wide as size_t, so using an off_t should be okay. */
|
|
/* XXX Configure probe for the length type of *truncate() needed XXX */
|
|
Off_t len;
|
|
int result = 1;
|
|
GV *tmpgv;
|
|
STRLEN n_a;
|
|
|
|
#if Size_t_size > IVSIZE
|
|
len = (Off_t)POPn;
|
|
#else
|
|
len = (Off_t)POPi;
|
|
#endif
|
|
/* Checking for length < 0 is problematic as the type might or
|
|
* might not be signed: if it is not, clever compilers will moan. */
|
|
/* XXX Configure probe for the signedness of the length type of *truncate() needed? XXX */
|
|
SETERRNO(0,0);
|
|
#if defined(HAS_TRUNCATE) || defined(HAS_CHSIZE) || defined(F_FREESP)
|
|
if (PL_op->op_flags & OPf_SPECIAL) {
|
|
tmpgv = gv_fetchpv(POPpx, FALSE, SVt_PVIO);
|
|
do_ftruncate:
|
|
TAINT_PROPER("truncate");
|
|
if (!GvIO(tmpgv) || !IoIFP(GvIOp(tmpgv)))
|
|
result = 0;
|
|
else {
|
|
PerlIO_flush(IoIFP(GvIOp(tmpgv)));
|
|
#ifdef HAS_TRUNCATE
|
|
if (ftruncate(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), len) < 0)
|
|
#else
|
|
if (my_chsize(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), len) < 0)
|
|
#endif
|
|
result = 0;
|
|
}
|
|
}
|
|
else {
|
|
SV *sv = POPs;
|
|
char *name;
|
|
STRLEN n_a;
|
|
|
|
if (SvTYPE(sv) == SVt_PVGV) {
|
|
tmpgv = (GV*)sv; /* *main::FRED for example */
|
|
goto do_ftruncate;
|
|
}
|
|
else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) {
|
|
tmpgv = (GV*) SvRV(sv); /* \*main::FRED for example */
|
|
goto do_ftruncate;
|
|
}
|
|
|
|
name = SvPV(sv, n_a);
|
|
TAINT_PROPER("truncate");
|
|
#ifdef HAS_TRUNCATE
|
|
if (truncate(name, len) < 0)
|
|
result = 0;
|
|
#else
|
|
{
|
|
int tmpfd;
|
|
if ((tmpfd = PerlLIO_open(name, O_RDWR)) < 0)
|
|
result = 0;
|
|
else {
|
|
if (my_chsize(tmpfd, len) < 0)
|
|
result = 0;
|
|
PerlLIO_close(tmpfd);
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
if (result)
|
|
RETPUSHYES;
|
|
if (!errno)
|
|
SETERRNO(EBADF,RMS$_IFI);
|
|
RETPUSHUNDEF;
|
|
#else
|
|
DIE(aTHX_ "truncate not implemented");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_fcntl)
|
|
{
|
|
return pp_ioctl();
|
|
}
|
|
|
|
PP(pp_ioctl)
|
|
{
|
|
djSP; dTARGET;
|
|
SV *argsv = POPs;
|
|
unsigned int func = U_I(POPn);
|
|
int optype = PL_op->op_type;
|
|
char *s;
|
|
IV retval;
|
|
GV *gv = (GV*)POPs;
|
|
IO *io = GvIOn(gv);
|
|
|
|
if (!io || !argsv || !IoIFP(io)) {
|
|
SETERRNO(EBADF,RMS$_IFI); /* well, sort of... */
|
|
RETPUSHUNDEF;
|
|
}
|
|
|
|
if (SvPOK(argsv) || !SvNIOK(argsv)) {
|
|
STRLEN len;
|
|
STRLEN need;
|
|
s = SvPV_force(argsv, len);
|
|
need = IOCPARM_LEN(func);
|
|
if (len < need) {
|
|
s = Sv_Grow(argsv, need + 1);
|
|
SvCUR_set(argsv, need);
|
|
}
|
|
|
|
s[SvCUR(argsv)] = 17; /* a little sanity check here */
|
|
}
|
|
else {
|
|
retval = SvIV(argsv);
|
|
s = INT2PTR(char*,retval); /* ouch */
|
|
}
|
|
|
|
TAINT_PROPER(optype == OP_IOCTL ? "ioctl" : "fcntl");
|
|
|
|
if (optype == OP_IOCTL)
|
|
#ifdef HAS_IOCTL
|
|
retval = PerlLIO_ioctl(PerlIO_fileno(IoIFP(io)), func, s);
|
|
#else
|
|
DIE(aTHX_ "ioctl is not implemented");
|
|
#endif
|
|
else
|
|
#ifdef HAS_FCNTL
|
|
#if defined(OS2) && defined(__EMX__)
|
|
retval = fcntl(PerlIO_fileno(IoIFP(io)), func, (int)s);
|
|
#else
|
|
retval = fcntl(PerlIO_fileno(IoIFP(io)), func, s);
|
|
#endif
|
|
#else
|
|
DIE(aTHX_ "fcntl is not implemented");
|
|
#endif
|
|
|
|
if (SvPOK(argsv)) {
|
|
if (s[SvCUR(argsv)] != 17)
|
|
DIE(aTHX_ "Possible memory corruption: %s overflowed 3rd argument",
|
|
PL_op_name[optype]);
|
|
s[SvCUR(argsv)] = 0; /* put our null back */
|
|
SvSETMAGIC(argsv); /* Assume it has changed */
|
|
}
|
|
|
|
if (retval == -1)
|
|
RETPUSHUNDEF;
|
|
if (retval != 0) {
|
|
PUSHi(retval);
|
|
}
|
|
else {
|
|
PUSHp(zero_but_true, ZBTLEN);
|
|
}
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_flock)
|
|
{
|
|
djSP; dTARGET;
|
|
I32 value;
|
|
int argtype;
|
|
GV *gv;
|
|
PerlIO *fp;
|
|
|
|
#ifdef FLOCK
|
|
argtype = POPi;
|
|
if (MAXARG == 0)
|
|
gv = PL_last_in_gv;
|
|
else
|
|
gv = (GV*)POPs;
|
|
if (gv && GvIO(gv))
|
|
fp = IoIFP(GvIOp(gv));
|
|
else
|
|
fp = Nullfp;
|
|
if (fp) {
|
|
(void)PerlIO_flush(fp);
|
|
value = (I32)(PerlLIO_flock(PerlIO_fileno(fp), argtype) >= 0);
|
|
}
|
|
else {
|
|
value = 0;
|
|
SETERRNO(EBADF,RMS$_IFI);
|
|
if (ckWARN(WARN_CLOSED))
|
|
report_closed_fh(gv, GvIO(gv), "flock", "filehandle");
|
|
}
|
|
PUSHi(value);
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "flock()");
|
|
#endif
|
|
}
|
|
|
|
/* Sockets. */
|
|
|
|
PP(pp_socket)
|
|
{
|
|
djSP;
|
|
#ifdef HAS_SOCKET
|
|
GV *gv;
|
|
register IO *io;
|
|
int protocol = POPi;
|
|
int type = POPi;
|
|
int domain = POPi;
|
|
int fd;
|
|
|
|
gv = (GV*)POPs;
|
|
|
|
if (!gv) {
|
|
SETERRNO(EBADF,LIB$_INVARG);
|
|
RETPUSHUNDEF;
|
|
}
|
|
|
|
io = GvIOn(gv);
|
|
if (IoIFP(io))
|
|
do_close(gv, FALSE);
|
|
|
|
TAINT_PROPER("socket");
|
|
fd = PerlSock_socket(domain, type, protocol);
|
|
if (fd < 0)
|
|
RETPUSHUNDEF;
|
|
IoIFP(io) = PerlIO_fdopen(fd, "r"); /* stdio gets confused about sockets */
|
|
IoOFP(io) = PerlIO_fdopen(fd, "w");
|
|
IoTYPE(io) = 's';
|
|
if (!IoIFP(io) || !IoOFP(io)) {
|
|
if (IoIFP(io)) PerlIO_close(IoIFP(io));
|
|
if (IoOFP(io)) PerlIO_close(IoOFP(io));
|
|
if (!IoIFP(io) && !IoOFP(io)) PerlLIO_close(fd);
|
|
RETPUSHUNDEF;
|
|
}
|
|
#if defined(HAS_FCNTL) && defined(F_SETFD)
|
|
fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */
|
|
#endif
|
|
|
|
RETPUSHYES;
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "socket");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_sockpair)
|
|
{
|
|
djSP;
|
|
#ifdef HAS_SOCKETPAIR
|
|
GV *gv1;
|
|
GV *gv2;
|
|
register IO *io1;
|
|
register IO *io2;
|
|
int protocol = POPi;
|
|
int type = POPi;
|
|
int domain = POPi;
|
|
int fd[2];
|
|
|
|
gv2 = (GV*)POPs;
|
|
gv1 = (GV*)POPs;
|
|
if (!gv1 || !gv2)
|
|
RETPUSHUNDEF;
|
|
|
|
io1 = GvIOn(gv1);
|
|
io2 = GvIOn(gv2);
|
|
if (IoIFP(io1))
|
|
do_close(gv1, FALSE);
|
|
if (IoIFP(io2))
|
|
do_close(gv2, FALSE);
|
|
|
|
TAINT_PROPER("socketpair");
|
|
if (PerlSock_socketpair(domain, type, protocol, fd) < 0)
|
|
RETPUSHUNDEF;
|
|
IoIFP(io1) = PerlIO_fdopen(fd[0], "r");
|
|
IoOFP(io1) = PerlIO_fdopen(fd[0], "w");
|
|
IoTYPE(io1) = 's';
|
|
IoIFP(io2) = PerlIO_fdopen(fd[1], "r");
|
|
IoOFP(io2) = PerlIO_fdopen(fd[1], "w");
|
|
IoTYPE(io2) = 's';
|
|
if (!IoIFP(io1) || !IoOFP(io1) || !IoIFP(io2) || !IoOFP(io2)) {
|
|
if (IoIFP(io1)) PerlIO_close(IoIFP(io1));
|
|
if (IoOFP(io1)) PerlIO_close(IoOFP(io1));
|
|
if (!IoIFP(io1) && !IoOFP(io1)) PerlLIO_close(fd[0]);
|
|
if (IoIFP(io2)) PerlIO_close(IoIFP(io2));
|
|
if (IoOFP(io2)) PerlIO_close(IoOFP(io2));
|
|
if (!IoIFP(io2) && !IoOFP(io2)) PerlLIO_close(fd[1]);
|
|
RETPUSHUNDEF;
|
|
}
|
|
#if defined(HAS_FCNTL) && defined(F_SETFD)
|
|
fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd); /* ensure close-on-exec */
|
|
fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd); /* ensure close-on-exec */
|
|
#endif
|
|
|
|
RETPUSHYES;
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "socketpair");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_bind)
|
|
{
|
|
djSP;
|
|
#ifdef HAS_SOCKET
|
|
#ifdef MPE /* Requires PRIV mode to bind() to ports < 1024 */
|
|
extern GETPRIVMODE();
|
|
extern GETUSERMODE();
|
|
#endif
|
|
SV *addrsv = POPs;
|
|
char *addr;
|
|
GV *gv = (GV*)POPs;
|
|
register IO *io = GvIOn(gv);
|
|
STRLEN len;
|
|
int bind_ok = 0;
|
|
#ifdef MPE
|
|
int mpeprivmode = 0;
|
|
#endif
|
|
|
|
if (!io || !IoIFP(io))
|
|
goto nuts;
|
|
|
|
addr = SvPV(addrsv, len);
|
|
TAINT_PROPER("bind");
|
|
#ifdef MPE /* Deal with MPE bind() peculiarities */
|
|
if (((struct sockaddr *)addr)->sa_family == AF_INET) {
|
|
/* The address *MUST* stupidly be zero. */
|
|
((struct sockaddr_in *)addr)->sin_addr.s_addr = INADDR_ANY;
|
|
/* PRIV mode is required to bind() to ports < 1024. */
|
|
if (((struct sockaddr_in *)addr)->sin_port < 1024 &&
|
|
((struct sockaddr_in *)addr)->sin_port > 0) {
|
|
GETPRIVMODE(); /* If this fails, we are aborted by MPE/iX. */
|
|
mpeprivmode = 1;
|
|
}
|
|
}
|
|
#endif /* MPE */
|
|
if (PerlSock_bind(PerlIO_fileno(IoIFP(io)),
|
|
(struct sockaddr *)addr, len) >= 0)
|
|
bind_ok = 1;
|
|
|
|
#ifdef MPE /* Switch back to USER mode */
|
|
if (mpeprivmode)
|
|
GETUSERMODE();
|
|
#endif /* MPE */
|
|
|
|
if (bind_ok)
|
|
RETPUSHYES;
|
|
else
|
|
RETPUSHUNDEF;
|
|
|
|
nuts:
|
|
if (ckWARN(WARN_CLOSED))
|
|
report_closed_fh(gv, io, "bind", "socket");
|
|
SETERRNO(EBADF,SS$_IVCHAN);
|
|
RETPUSHUNDEF;
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "bind");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_connect)
|
|
{
|
|
djSP;
|
|
#ifdef HAS_SOCKET
|
|
SV *addrsv = POPs;
|
|
char *addr;
|
|
GV *gv = (GV*)POPs;
|
|
register IO *io = GvIOn(gv);
|
|
STRLEN len;
|
|
|
|
if (!io || !IoIFP(io))
|
|
goto nuts;
|
|
|
|
addr = SvPV(addrsv, len);
|
|
TAINT_PROPER("connect");
|
|
if (PerlSock_connect(PerlIO_fileno(IoIFP(io)), (struct sockaddr *)addr, len) >= 0)
|
|
RETPUSHYES;
|
|
else
|
|
RETPUSHUNDEF;
|
|
|
|
nuts:
|
|
if (ckWARN(WARN_CLOSED))
|
|
report_closed_fh(gv, io, "connect", "socket");
|
|
SETERRNO(EBADF,SS$_IVCHAN);
|
|
RETPUSHUNDEF;
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "connect");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_listen)
|
|
{
|
|
djSP;
|
|
#ifdef HAS_SOCKET
|
|
int backlog = POPi;
|
|
GV *gv = (GV*)POPs;
|
|
register IO *io = GvIOn(gv);
|
|
|
|
if (!io || !IoIFP(io))
|
|
goto nuts;
|
|
|
|
if (PerlSock_listen(PerlIO_fileno(IoIFP(io)), backlog) >= 0)
|
|
RETPUSHYES;
|
|
else
|
|
RETPUSHUNDEF;
|
|
|
|
nuts:
|
|
if (ckWARN(WARN_CLOSED))
|
|
report_closed_fh(gv, io, "listen", "socket");
|
|
SETERRNO(EBADF,SS$_IVCHAN);
|
|
RETPUSHUNDEF;
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "listen");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_accept)
|
|
{
|
|
djSP; dTARGET;
|
|
#ifdef HAS_SOCKET
|
|
GV *ngv;
|
|
GV *ggv;
|
|
register IO *nstio;
|
|
register IO *gstio;
|
|
struct sockaddr saddr; /* use a struct to avoid alignment problems */
|
|
Sock_size_t len = sizeof saddr;
|
|
int fd;
|
|
|
|
ggv = (GV*)POPs;
|
|
ngv = (GV*)POPs;
|
|
|
|
if (!ngv)
|
|
goto badexit;
|
|
if (!ggv)
|
|
goto nuts;
|
|
|
|
gstio = GvIO(ggv);
|
|
if (!gstio || !IoIFP(gstio))
|
|
goto nuts;
|
|
|
|
nstio = GvIOn(ngv);
|
|
if (IoIFP(nstio))
|
|
do_close(ngv, FALSE);
|
|
|
|
fd = PerlSock_accept(PerlIO_fileno(IoIFP(gstio)), (struct sockaddr *)&saddr, &len);
|
|
if (fd < 0)
|
|
goto badexit;
|
|
IoIFP(nstio) = PerlIO_fdopen(fd, "r");
|
|
IoOFP(nstio) = PerlIO_fdopen(fd, "w");
|
|
IoTYPE(nstio) = 's';
|
|
if (!IoIFP(nstio) || !IoOFP(nstio)) {
|
|
if (IoIFP(nstio)) PerlIO_close(IoIFP(nstio));
|
|
if (IoOFP(nstio)) PerlIO_close(IoOFP(nstio));
|
|
if (!IoIFP(nstio) && !IoOFP(nstio)) PerlLIO_close(fd);
|
|
goto badexit;
|
|
}
|
|
#if defined(HAS_FCNTL) && defined(F_SETFD)
|
|
fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */
|
|
#endif
|
|
|
|
PUSHp((char *)&saddr, len);
|
|
RETURN;
|
|
|
|
nuts:
|
|
if (ckWARN(WARN_CLOSED))
|
|
report_closed_fh(ggv, ggv ? GvIO(ggv) : 0, "accept", "socket");
|
|
SETERRNO(EBADF,SS$_IVCHAN);
|
|
|
|
badexit:
|
|
RETPUSHUNDEF;
|
|
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "accept");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_shutdown)
|
|
{
|
|
djSP; dTARGET;
|
|
#ifdef HAS_SOCKET
|
|
int how = POPi;
|
|
GV *gv = (GV*)POPs;
|
|
register IO *io = GvIOn(gv);
|
|
|
|
if (!io || !IoIFP(io))
|
|
goto nuts;
|
|
|
|
PUSHi( PerlSock_shutdown(PerlIO_fileno(IoIFP(io)), how) >= 0 );
|
|
RETURN;
|
|
|
|
nuts:
|
|
if (ckWARN(WARN_CLOSED))
|
|
report_closed_fh(gv, io, "shutdown", "socket");
|
|
SETERRNO(EBADF,SS$_IVCHAN);
|
|
RETPUSHUNDEF;
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "shutdown");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_gsockopt)
|
|
{
|
|
#ifdef HAS_SOCKET
|
|
return pp_ssockopt();
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "getsockopt");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_ssockopt)
|
|
{
|
|
djSP;
|
|
#ifdef HAS_SOCKET
|
|
int optype = PL_op->op_type;
|
|
SV *sv;
|
|
int fd;
|
|
unsigned int optname;
|
|
unsigned int lvl;
|
|
GV *gv;
|
|
register IO *io;
|
|
Sock_size_t len;
|
|
|
|
if (optype == OP_GSOCKOPT)
|
|
sv = sv_2mortal(NEWSV(22, 257));
|
|
else
|
|
sv = POPs;
|
|
optname = (unsigned int) POPi;
|
|
lvl = (unsigned int) POPi;
|
|
|
|
gv = (GV*)POPs;
|
|
io = GvIOn(gv);
|
|
if (!io || !IoIFP(io))
|
|
goto nuts;
|
|
|
|
fd = PerlIO_fileno(IoIFP(io));
|
|
switch (optype) {
|
|
case OP_GSOCKOPT:
|
|
SvGROW(sv, 257);
|
|
(void)SvPOK_only(sv);
|
|
SvCUR_set(sv,256);
|
|
*SvEND(sv) ='\0';
|
|
len = SvCUR(sv);
|
|
if (PerlSock_getsockopt(fd, lvl, optname, SvPVX(sv), &len) < 0)
|
|
goto nuts2;
|
|
SvCUR_set(sv, len);
|
|
*SvEND(sv) ='\0';
|
|
PUSHs(sv);
|
|
break;
|
|
case OP_SSOCKOPT: {
|
|
char *buf;
|
|
int aint;
|
|
if (SvPOKp(sv)) {
|
|
STRLEN l;
|
|
buf = SvPV(sv, l);
|
|
len = l;
|
|
}
|
|
else {
|
|
aint = (int)SvIV(sv);
|
|
buf = (char*)&aint;
|
|
len = sizeof(int);
|
|
}
|
|
if (PerlSock_setsockopt(fd, lvl, optname, buf, len) < 0)
|
|
goto nuts2;
|
|
PUSHs(&PL_sv_yes);
|
|
}
|
|
break;
|
|
}
|
|
RETURN;
|
|
|
|
nuts:
|
|
if (ckWARN(WARN_CLOSED))
|
|
report_closed_fh(gv, io,
|
|
optype == OP_GSOCKOPT ? "getsockopt" : "setsockopt",
|
|
"socket");
|
|
SETERRNO(EBADF,SS$_IVCHAN);
|
|
nuts2:
|
|
RETPUSHUNDEF;
|
|
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "setsockopt");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_getsockname)
|
|
{
|
|
#ifdef HAS_SOCKET
|
|
return pp_getpeername();
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "getsockname");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_getpeername)
|
|
{
|
|
djSP;
|
|
#ifdef HAS_SOCKET
|
|
int optype = PL_op->op_type;
|
|
SV *sv;
|
|
int fd;
|
|
GV *gv = (GV*)POPs;
|
|
register IO *io = GvIOn(gv);
|
|
Sock_size_t len;
|
|
|
|
if (!io || !IoIFP(io))
|
|
goto nuts;
|
|
|
|
sv = sv_2mortal(NEWSV(22, 257));
|
|
(void)SvPOK_only(sv);
|
|
len = 256;
|
|
SvCUR_set(sv, len);
|
|
*SvEND(sv) ='\0';
|
|
fd = PerlIO_fileno(IoIFP(io));
|
|
switch (optype) {
|
|
case OP_GETSOCKNAME:
|
|
if (PerlSock_getsockname(fd, (struct sockaddr *)SvPVX(sv), &len) < 0)
|
|
goto nuts2;
|
|
break;
|
|
case OP_GETPEERNAME:
|
|
if (PerlSock_getpeername(fd, (struct sockaddr *)SvPVX(sv), &len) < 0)
|
|
goto nuts2;
|
|
#if defined(VMS_DO_SOCKETS) && defined (DECCRTL_SOCKETS)
|
|
{
|
|
static const char nowhere[] = "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0";
|
|
/* If the call succeeded, make sure we don't have a zeroed port/addr */
|
|
if (((struct sockaddr *)SvPVX(sv))->sa_family == AF_INET &&
|
|
!memcmp((char *)SvPVX(sv) + sizeof(u_short), nowhere,
|
|
sizeof(u_short) + sizeof(struct in_addr))) {
|
|
goto nuts2;
|
|
}
|
|
}
|
|
#endif
|
|
break;
|
|
}
|
|
#ifdef BOGUS_GETNAME_RETURN
|
|
/* Interactive Unix, getpeername() and getsockname()
|
|
does not return valid namelen */
|
|
if (len == BOGUS_GETNAME_RETURN)
|
|
len = sizeof(struct sockaddr);
|
|
#endif
|
|
SvCUR_set(sv, len);
|
|
*SvEND(sv) ='\0';
|
|
PUSHs(sv);
|
|
RETURN;
|
|
|
|
nuts:
|
|
if (ckWARN(WARN_CLOSED))
|
|
report_closed_fh(gv, io,
|
|
optype == OP_GETSOCKNAME ? "getsockname"
|
|
: "getpeername",
|
|
"socket");
|
|
SETERRNO(EBADF,SS$_IVCHAN);
|
|
nuts2:
|
|
RETPUSHUNDEF;
|
|
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "getpeername");
|
|
#endif
|
|
}
|
|
|
|
/* Stat calls. */
|
|
|
|
PP(pp_lstat)
|
|
{
|
|
return pp_stat();
|
|
}
|
|
|
|
PP(pp_stat)
|
|
{
|
|
djSP;
|
|
GV *tmpgv;
|
|
I32 gimme;
|
|
I32 max = 13;
|
|
STRLEN n_a;
|
|
|
|
if (PL_op->op_flags & OPf_REF) {
|
|
tmpgv = cGVOP_gv;
|
|
do_fstat:
|
|
if (tmpgv != PL_defgv) {
|
|
PL_laststype = OP_STAT;
|
|
PL_statgv = tmpgv;
|
|
sv_setpv(PL_statname, "");
|
|
PL_laststatval = (GvIO(tmpgv) && IoIFP(GvIOp(tmpgv))
|
|
? PerlLIO_fstat(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), &PL_statcache) : -1);
|
|
}
|
|
if (PL_laststatval < 0)
|
|
max = 0;
|
|
}
|
|
else {
|
|
SV* sv = POPs;
|
|
if (SvTYPE(sv) == SVt_PVGV) {
|
|
tmpgv = (GV*)sv;
|
|
goto do_fstat;
|
|
}
|
|
else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) {
|
|
tmpgv = (GV*)SvRV(sv);
|
|
goto do_fstat;
|
|
}
|
|
sv_setpv(PL_statname, SvPV(sv,n_a));
|
|
PL_statgv = Nullgv;
|
|
#ifdef HAS_LSTAT
|
|
PL_laststype = PL_op->op_type;
|
|
if (PL_op->op_type == OP_LSTAT)
|
|
PL_laststatval = PerlLIO_lstat(SvPV(PL_statname, n_a), &PL_statcache);
|
|
else
|
|
#endif
|
|
PL_laststatval = PerlLIO_stat(SvPV(PL_statname, n_a), &PL_statcache);
|
|
if (PL_laststatval < 0) {
|
|
if (ckWARN(WARN_NEWLINE) && strchr(SvPV(PL_statname, n_a), '\n'))
|
|
Perl_warner(aTHX_ WARN_NEWLINE, PL_warn_nl, "stat");
|
|
max = 0;
|
|
}
|
|
}
|
|
|
|
gimme = GIMME_V;
|
|
if (gimme != G_ARRAY) {
|
|
if (gimme != G_VOID)
|
|
XPUSHs(boolSV(max));
|
|
RETURN;
|
|
}
|
|
if (max) {
|
|
EXTEND(SP, max);
|
|
EXTEND_MORTAL(max);
|
|
PUSHs(sv_2mortal(newSViv(PL_statcache.st_dev)));
|
|
PUSHs(sv_2mortal(newSViv(PL_statcache.st_ino)));
|
|
PUSHs(sv_2mortal(newSVuv(PL_statcache.st_mode)));
|
|
PUSHs(sv_2mortal(newSVuv(PL_statcache.st_nlink)));
|
|
#if Uid_t_size > IVSIZE
|
|
PUSHs(sv_2mortal(newSVnv(PL_statcache.st_uid)));
|
|
#else
|
|
# if Uid_t_sign <= 0
|
|
PUSHs(sv_2mortal(newSViv(PL_statcache.st_uid)));
|
|
# else
|
|
PUSHs(sv_2mortal(newSVuv(PL_statcache.st_uid)));
|
|
# endif
|
|
#endif
|
|
#if Gid_t_size > IVSIZE
|
|
PUSHs(sv_2mortal(newSVnv(PL_statcache.st_gid)));
|
|
#else
|
|
# if Gid_t_sign <= 0
|
|
PUSHs(sv_2mortal(newSViv(PL_statcache.st_gid)));
|
|
# else
|
|
PUSHs(sv_2mortal(newSVuv(PL_statcache.st_gid)));
|
|
# endif
|
|
#endif
|
|
#ifdef USE_STAT_RDEV
|
|
PUSHs(sv_2mortal(newSViv(PL_statcache.st_rdev)));
|
|
#else
|
|
PUSHs(sv_2mortal(newSVpvn("", 0)));
|
|
#endif
|
|
#if Off_t_size > IVSIZE
|
|
PUSHs(sv_2mortal(newSVnv(PL_statcache.st_size)));
|
|
#else
|
|
PUSHs(sv_2mortal(newSViv(PL_statcache.st_size)));
|
|
#endif
|
|
#ifdef BIG_TIME
|
|
PUSHs(sv_2mortal(newSVnv(PL_statcache.st_atime)));
|
|
PUSHs(sv_2mortal(newSVnv(PL_statcache.st_mtime)));
|
|
PUSHs(sv_2mortal(newSVnv(PL_statcache.st_ctime)));
|
|
#else
|
|
PUSHs(sv_2mortal(newSViv(PL_statcache.st_atime)));
|
|
PUSHs(sv_2mortal(newSViv(PL_statcache.st_mtime)));
|
|
PUSHs(sv_2mortal(newSViv(PL_statcache.st_ctime)));
|
|
#endif
|
|
#ifdef USE_STAT_BLOCKS
|
|
PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blksize)));
|
|
PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blocks)));
|
|
#else
|
|
PUSHs(sv_2mortal(newSVpvn("", 0)));
|
|
PUSHs(sv_2mortal(newSVpvn("", 0)));
|
|
#endif
|
|
}
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_ftrread)
|
|
{
|
|
I32 result;
|
|
djSP;
|
|
#if defined(HAS_ACCESS) && defined(R_OK)
|
|
STRLEN n_a;
|
|
if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) {
|
|
result = access(TOPpx, R_OK);
|
|
if (result == 0)
|
|
RETPUSHYES;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
RETPUSHNO;
|
|
}
|
|
else
|
|
result = my_stat();
|
|
#else
|
|
result = my_stat();
|
|
#endif
|
|
SPAGAIN;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
if (cando(S_IRUSR, 0, &PL_statcache))
|
|
RETPUSHYES;
|
|
RETPUSHNO;
|
|
}
|
|
|
|
PP(pp_ftrwrite)
|
|
{
|
|
I32 result;
|
|
djSP;
|
|
#if defined(HAS_ACCESS) && defined(W_OK)
|
|
STRLEN n_a;
|
|
if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) {
|
|
result = access(TOPpx, W_OK);
|
|
if (result == 0)
|
|
RETPUSHYES;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
RETPUSHNO;
|
|
}
|
|
else
|
|
result = my_stat();
|
|
#else
|
|
result = my_stat();
|
|
#endif
|
|
SPAGAIN;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
if (cando(S_IWUSR, 0, &PL_statcache))
|
|
RETPUSHYES;
|
|
RETPUSHNO;
|
|
}
|
|
|
|
PP(pp_ftrexec)
|
|
{
|
|
I32 result;
|
|
djSP;
|
|
#if defined(HAS_ACCESS) && defined(X_OK)
|
|
STRLEN n_a;
|
|
if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) {
|
|
result = access(TOPpx, X_OK);
|
|
if (result == 0)
|
|
RETPUSHYES;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
RETPUSHNO;
|
|
}
|
|
else
|
|
result = my_stat();
|
|
#else
|
|
result = my_stat();
|
|
#endif
|
|
SPAGAIN;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
if (cando(S_IXUSR, 0, &PL_statcache))
|
|
RETPUSHYES;
|
|
RETPUSHNO;
|
|
}
|
|
|
|
PP(pp_fteread)
|
|
{
|
|
I32 result;
|
|
djSP;
|
|
#ifdef PERL_EFF_ACCESS_R_OK
|
|
STRLEN n_a;
|
|
if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) {
|
|
result = PERL_EFF_ACCESS_R_OK(TOPpx);
|
|
if (result == 0)
|
|
RETPUSHYES;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
RETPUSHNO;
|
|
}
|
|
else
|
|
result = my_stat();
|
|
#else
|
|
result = my_stat();
|
|
#endif
|
|
SPAGAIN;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
if (cando(S_IRUSR, 1, &PL_statcache))
|
|
RETPUSHYES;
|
|
RETPUSHNO;
|
|
}
|
|
|
|
PP(pp_ftewrite)
|
|
{
|
|
I32 result;
|
|
djSP;
|
|
#ifdef PERL_EFF_ACCESS_W_OK
|
|
STRLEN n_a;
|
|
if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) {
|
|
result = PERL_EFF_ACCESS_W_OK(TOPpx);
|
|
if (result == 0)
|
|
RETPUSHYES;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
RETPUSHNO;
|
|
}
|
|
else
|
|
result = my_stat();
|
|
#else
|
|
result = my_stat();
|
|
#endif
|
|
SPAGAIN;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
if (cando(S_IWUSR, 1, &PL_statcache))
|
|
RETPUSHYES;
|
|
RETPUSHNO;
|
|
}
|
|
|
|
PP(pp_fteexec)
|
|
{
|
|
I32 result;
|
|
djSP;
|
|
#ifdef PERL_EFF_ACCESS_X_OK
|
|
STRLEN n_a;
|
|
if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) {
|
|
result = PERL_EFF_ACCESS_X_OK(TOPpx);
|
|
if (result == 0)
|
|
RETPUSHYES;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
RETPUSHNO;
|
|
}
|
|
else
|
|
result = my_stat();
|
|
#else
|
|
result = my_stat();
|
|
#endif
|
|
SPAGAIN;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
if (cando(S_IXUSR, 1, &PL_statcache))
|
|
RETPUSHYES;
|
|
RETPUSHNO;
|
|
}
|
|
|
|
PP(pp_ftis)
|
|
{
|
|
I32 result = my_stat();
|
|
djSP;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
RETPUSHYES;
|
|
}
|
|
|
|
PP(pp_fteowned)
|
|
{
|
|
return pp_ftrowned();
|
|
}
|
|
|
|
PP(pp_ftrowned)
|
|
{
|
|
I32 result = my_stat();
|
|
djSP;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
if (PL_statcache.st_uid == (PL_op->op_type == OP_FTEOWNED ?
|
|
PL_euid : PL_uid) )
|
|
RETPUSHYES;
|
|
RETPUSHNO;
|
|
}
|
|
|
|
PP(pp_ftzero)
|
|
{
|
|
I32 result = my_stat();
|
|
djSP;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
if (PL_statcache.st_size == 0)
|
|
RETPUSHYES;
|
|
RETPUSHNO;
|
|
}
|
|
|
|
PP(pp_ftsize)
|
|
{
|
|
I32 result = my_stat();
|
|
djSP; dTARGET;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
#if Off_t_size > IVSIZE
|
|
PUSHn(PL_statcache.st_size);
|
|
#else
|
|
PUSHi(PL_statcache.st_size);
|
|
#endif
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_ftmtime)
|
|
{
|
|
I32 result = my_stat();
|
|
djSP; dTARGET;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
PUSHn( (PL_basetime - PL_statcache.st_mtime) / 86400.0 );
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_ftatime)
|
|
{
|
|
I32 result = my_stat();
|
|
djSP; dTARGET;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
PUSHn( (PL_basetime - PL_statcache.st_atime) / 86400.0 );
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_ftctime)
|
|
{
|
|
I32 result = my_stat();
|
|
djSP; dTARGET;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
PUSHn( (PL_basetime - PL_statcache.st_ctime) / 86400.0 );
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_ftsock)
|
|
{
|
|
I32 result = my_stat();
|
|
djSP;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
if (S_ISSOCK(PL_statcache.st_mode))
|
|
RETPUSHYES;
|
|
RETPUSHNO;
|
|
}
|
|
|
|
PP(pp_ftchr)
|
|
{
|
|
I32 result = my_stat();
|
|
djSP;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
if (S_ISCHR(PL_statcache.st_mode))
|
|
RETPUSHYES;
|
|
RETPUSHNO;
|
|
}
|
|
|
|
PP(pp_ftblk)
|
|
{
|
|
I32 result = my_stat();
|
|
djSP;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
if (S_ISBLK(PL_statcache.st_mode))
|
|
RETPUSHYES;
|
|
RETPUSHNO;
|
|
}
|
|
|
|
PP(pp_ftfile)
|
|
{
|
|
I32 result = my_stat();
|
|
djSP;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
if (S_ISREG(PL_statcache.st_mode))
|
|
RETPUSHYES;
|
|
RETPUSHNO;
|
|
}
|
|
|
|
PP(pp_ftdir)
|
|
{
|
|
I32 result = my_stat();
|
|
djSP;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
if (S_ISDIR(PL_statcache.st_mode))
|
|
RETPUSHYES;
|
|
RETPUSHNO;
|
|
}
|
|
|
|
PP(pp_ftpipe)
|
|
{
|
|
I32 result = my_stat();
|
|
djSP;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
if (S_ISFIFO(PL_statcache.st_mode))
|
|
RETPUSHYES;
|
|
RETPUSHNO;
|
|
}
|
|
|
|
PP(pp_ftlink)
|
|
{
|
|
I32 result = my_lstat();
|
|
djSP;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
if (S_ISLNK(PL_statcache.st_mode))
|
|
RETPUSHYES;
|
|
RETPUSHNO;
|
|
}
|
|
|
|
PP(pp_ftsuid)
|
|
{
|
|
djSP;
|
|
#ifdef S_ISUID
|
|
I32 result = my_stat();
|
|
SPAGAIN;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
if (PL_statcache.st_mode & S_ISUID)
|
|
RETPUSHYES;
|
|
#endif
|
|
RETPUSHNO;
|
|
}
|
|
|
|
PP(pp_ftsgid)
|
|
{
|
|
djSP;
|
|
#ifdef S_ISGID
|
|
I32 result = my_stat();
|
|
SPAGAIN;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
if (PL_statcache.st_mode & S_ISGID)
|
|
RETPUSHYES;
|
|
#endif
|
|
RETPUSHNO;
|
|
}
|
|
|
|
PP(pp_ftsvtx)
|
|
{
|
|
djSP;
|
|
#ifdef S_ISVTX
|
|
I32 result = my_stat();
|
|
SPAGAIN;
|
|
if (result < 0)
|
|
RETPUSHUNDEF;
|
|
if (PL_statcache.st_mode & S_ISVTX)
|
|
RETPUSHYES;
|
|
#endif
|
|
RETPUSHNO;
|
|
}
|
|
|
|
PP(pp_fttty)
|
|
{
|
|
djSP;
|
|
int fd;
|
|
GV *gv;
|
|
char *tmps = Nullch;
|
|
STRLEN n_a;
|
|
|
|
if (PL_op->op_flags & OPf_REF)
|
|
gv = cGVOP_gv;
|
|
else if (isGV(TOPs))
|
|
gv = (GV*)POPs;
|
|
else if (SvROK(TOPs) && isGV(SvRV(TOPs)))
|
|
gv = (GV*)SvRV(POPs);
|
|
else
|
|
gv = gv_fetchpv(tmps = POPpx, FALSE, SVt_PVIO);
|
|
|
|
if (GvIO(gv) && IoIFP(GvIOp(gv)))
|
|
fd = PerlIO_fileno(IoIFP(GvIOp(gv)));
|
|
else if (tmps && isDIGIT(*tmps))
|
|
fd = atoi(tmps);
|
|
else
|
|
RETPUSHUNDEF;
|
|
if (PerlLIO_isatty(fd))
|
|
RETPUSHYES;
|
|
RETPUSHNO;
|
|
}
|
|
|
|
#if defined(atarist) /* this will work with atariST. Configure will
|
|
make guesses for other systems. */
|
|
# define FILE_base(f) ((f)->_base)
|
|
# define FILE_ptr(f) ((f)->_ptr)
|
|
# define FILE_cnt(f) ((f)->_cnt)
|
|
# define FILE_bufsiz(f) ((f)->_cnt + ((f)->_ptr - (f)->_base))
|
|
#endif
|
|
|
|
PP(pp_fttext)
|
|
{
|
|
djSP;
|
|
I32 i;
|
|
I32 len;
|
|
I32 odd = 0;
|
|
STDCHAR tbuf[512];
|
|
register STDCHAR *s;
|
|
register IO *io;
|
|
register SV *sv;
|
|
GV *gv;
|
|
STRLEN n_a;
|
|
PerlIO *fp;
|
|
|
|
if (PL_op->op_flags & OPf_REF)
|
|
gv = cGVOP_gv;
|
|
else if (isGV(TOPs))
|
|
gv = (GV*)POPs;
|
|
else if (SvROK(TOPs) && isGV(SvRV(TOPs)))
|
|
gv = (GV*)SvRV(POPs);
|
|
else
|
|
gv = Nullgv;
|
|
|
|
if (gv) {
|
|
EXTEND(SP, 1);
|
|
if (gv == PL_defgv) {
|
|
if (PL_statgv)
|
|
io = GvIO(PL_statgv);
|
|
else {
|
|
sv = PL_statname;
|
|
goto really_filename;
|
|
}
|
|
}
|
|
else {
|
|
PL_statgv = gv;
|
|
PL_laststatval = -1;
|
|
sv_setpv(PL_statname, "");
|
|
io = GvIO(PL_statgv);
|
|
}
|
|
if (io && IoIFP(io)) {
|
|
if (! PerlIO_has_base(IoIFP(io)))
|
|
DIE(aTHX_ "-T and -B not implemented on filehandles");
|
|
PL_laststatval = PerlLIO_fstat(PerlIO_fileno(IoIFP(io)), &PL_statcache);
|
|
if (PL_laststatval < 0)
|
|
RETPUSHUNDEF;
|
|
if (S_ISDIR(PL_statcache.st_mode)) /* handle NFS glitch */
|
|
if (PL_op->op_type == OP_FTTEXT)
|
|
RETPUSHNO;
|
|
else
|
|
RETPUSHYES;
|
|
if (PerlIO_get_cnt(IoIFP(io)) <= 0) {
|
|
i = PerlIO_getc(IoIFP(io));
|
|
if (i != EOF)
|
|
(void)PerlIO_ungetc(IoIFP(io),i);
|
|
}
|
|
if (PerlIO_get_cnt(IoIFP(io)) <= 0) /* null file is anything */
|
|
RETPUSHYES;
|
|
len = PerlIO_get_bufsiz(IoIFP(io));
|
|
s = (STDCHAR *) PerlIO_get_base(IoIFP(io));
|
|
/* sfio can have large buffers - limit to 512 */
|
|
if (len > 512)
|
|
len = 512;
|
|
}
|
|
else {
|
|
if (ckWARN(WARN_UNOPENED)) {
|
|
gv = cGVOP_gv;
|
|
Perl_warner(aTHX_ WARN_UNOPENED, "Test on unopened file <%s>",
|
|
GvENAME(gv));
|
|
}
|
|
SETERRNO(EBADF,RMS$_IFI);
|
|
RETPUSHUNDEF;
|
|
}
|
|
}
|
|
else {
|
|
sv = POPs;
|
|
really_filename:
|
|
PL_statgv = Nullgv;
|
|
PL_laststatval = -1;
|
|
sv_setpv(PL_statname, SvPV(sv, n_a));
|
|
if (!(fp = PerlIO_open(SvPVX(PL_statname), "r"))) {
|
|
if (ckWARN(WARN_NEWLINE) && strchr(SvPV(sv, n_a), '\n'))
|
|
Perl_warner(aTHX_ WARN_NEWLINE, PL_warn_nl, "open");
|
|
RETPUSHUNDEF;
|
|
}
|
|
PL_laststatval = PerlLIO_fstat(PerlIO_fileno(fp), &PL_statcache);
|
|
if (PL_laststatval < 0) {
|
|
(void)PerlIO_close(fp);
|
|
RETPUSHUNDEF;
|
|
}
|
|
do_binmode(fp, '<', TRUE);
|
|
len = PerlIO_read(fp, tbuf, sizeof(tbuf));
|
|
(void)PerlIO_close(fp);
|
|
if (len <= 0) {
|
|
if (S_ISDIR(PL_statcache.st_mode) && PL_op->op_type == OP_FTTEXT)
|
|
RETPUSHNO; /* special case NFS directories */
|
|
RETPUSHYES; /* null file is anything */
|
|
}
|
|
s = tbuf;
|
|
}
|
|
|
|
/* now scan s to look for textiness */
|
|
/* XXX ASCII dependent code */
|
|
|
|
#if defined(DOSISH) || defined(USEMYBINMODE)
|
|
/* ignore trailing ^Z on short files */
|
|
if (len && len < sizeof(tbuf) && tbuf[len-1] == 26)
|
|
--len;
|
|
#endif
|
|
|
|
for (i = 0; i < len; i++, s++) {
|
|
if (!*s) { /* null never allowed in text */
|
|
odd += len;
|
|
break;
|
|
}
|
|
#ifdef EBCDIC
|
|
else if (!(isPRINT(*s) || isSPACE(*s)))
|
|
odd++;
|
|
#else
|
|
else if (*s & 128) {
|
|
#ifdef USE_LOCALE
|
|
if ((PL_op->op_private & OPpLOCALE) && isALPHA_LC(*s))
|
|
continue;
|
|
#endif
|
|
/* utf8 characters don't count as odd */
|
|
if (*s & 0x40) {
|
|
int ulen = UTF8SKIP(s);
|
|
if (ulen < len - i) {
|
|
int j;
|
|
for (j = 1; j < ulen; j++) {
|
|
if ((s[j] & 0xc0) != 0x80)
|
|
goto not_utf8;
|
|
}
|
|
--ulen; /* loop does extra increment */
|
|
s += ulen;
|
|
i += ulen;
|
|
continue;
|
|
}
|
|
}
|
|
not_utf8:
|
|
odd++;
|
|
}
|
|
else if (*s < 32 &&
|
|
*s != '\n' && *s != '\r' && *s != '\b' &&
|
|
*s != '\t' && *s != '\f' && *s != 27)
|
|
odd++;
|
|
#endif
|
|
}
|
|
|
|
if ((odd * 3 > len) == (PL_op->op_type == OP_FTTEXT)) /* allow 1/3 odd */
|
|
RETPUSHNO;
|
|
else
|
|
RETPUSHYES;
|
|
}
|
|
|
|
PP(pp_ftbinary)
|
|
{
|
|
return pp_fttext();
|
|
}
|
|
|
|
/* File calls. */
|
|
|
|
PP(pp_chdir)
|
|
{
|
|
djSP; dTARGET;
|
|
char *tmps;
|
|
SV **svp;
|
|
STRLEN n_a;
|
|
|
|
if (MAXARG < 1)
|
|
tmps = Nullch;
|
|
else
|
|
tmps = POPpx;
|
|
if (!tmps || !*tmps) {
|
|
svp = hv_fetch(GvHVn(PL_envgv), "HOME", 4, FALSE);
|
|
if (svp)
|
|
tmps = SvPV(*svp, n_a);
|
|
}
|
|
if (!tmps || !*tmps) {
|
|
svp = hv_fetch(GvHVn(PL_envgv), "LOGDIR", 6, FALSE);
|
|
if (svp)
|
|
tmps = SvPV(*svp, n_a);
|
|
}
|
|
#ifdef VMS
|
|
if (!tmps || !*tmps) {
|
|
svp = hv_fetch(GvHVn(PL_envgv), "SYS$LOGIN", 9, FALSE);
|
|
if (svp)
|
|
tmps = SvPV(*svp, n_a);
|
|
}
|
|
#endif
|
|
TAINT_PROPER("chdir");
|
|
PUSHi( PerlDir_chdir(tmps) >= 0 );
|
|
#ifdef VMS
|
|
/* Clear the DEFAULT element of ENV so we'll get the new value
|
|
* in the future. */
|
|
hv_delete(GvHVn(PL_envgv),"DEFAULT",7,G_DISCARD);
|
|
#endif
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_chown)
|
|
{
|
|
djSP; dMARK; dTARGET;
|
|
I32 value;
|
|
#ifdef HAS_CHOWN
|
|
value = (I32)apply(PL_op->op_type, MARK, SP);
|
|
SP = MARK;
|
|
PUSHi(value);
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "Unsupported function chown");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_chroot)
|
|
{
|
|
djSP; dTARGET;
|
|
char *tmps;
|
|
#ifdef HAS_CHROOT
|
|
STRLEN n_a;
|
|
tmps = POPpx;
|
|
TAINT_PROPER("chroot");
|
|
PUSHi( chroot(tmps) >= 0 );
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "chroot");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_unlink)
|
|
{
|
|
djSP; dMARK; dTARGET;
|
|
I32 value;
|
|
value = (I32)apply(PL_op->op_type, MARK, SP);
|
|
SP = MARK;
|
|
PUSHi(value);
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_chmod)
|
|
{
|
|
djSP; dMARK; dTARGET;
|
|
I32 value;
|
|
value = (I32)apply(PL_op->op_type, MARK, SP);
|
|
SP = MARK;
|
|
PUSHi(value);
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_utime)
|
|
{
|
|
djSP; dMARK; dTARGET;
|
|
I32 value;
|
|
value = (I32)apply(PL_op->op_type, MARK, SP);
|
|
SP = MARK;
|
|
PUSHi(value);
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_rename)
|
|
{
|
|
djSP; dTARGET;
|
|
int anum;
|
|
STRLEN n_a;
|
|
|
|
char *tmps2 = POPpx;
|
|
char *tmps = SvPV(TOPs, n_a);
|
|
TAINT_PROPER("rename");
|
|
#ifdef HAS_RENAME
|
|
anum = PerlLIO_rename(tmps, tmps2);
|
|
#else
|
|
if (!(anum = PerlLIO_stat(tmps, &PL_statbuf))) {
|
|
if (same_dirent(tmps2, tmps)) /* can always rename to same name */
|
|
anum = 1;
|
|
else {
|
|
if (PL_euid || PerlLIO_stat(tmps2, &PL_statbuf) < 0 || !S_ISDIR(PL_statbuf.st_mode))
|
|
(void)UNLINK(tmps2);
|
|
if (!(anum = link(tmps, tmps2)))
|
|
anum = UNLINK(tmps);
|
|
}
|
|
}
|
|
#endif
|
|
SETi( anum >= 0 );
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_link)
|
|
{
|
|
djSP; dTARGET;
|
|
#ifdef HAS_LINK
|
|
STRLEN n_a;
|
|
char *tmps2 = POPpx;
|
|
char *tmps = SvPV(TOPs, n_a);
|
|
TAINT_PROPER("link");
|
|
SETi( PerlLIO_link(tmps, tmps2) >= 0 );
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "Unsupported function link");
|
|
#endif
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_symlink)
|
|
{
|
|
djSP; dTARGET;
|
|
#ifdef HAS_SYMLINK
|
|
STRLEN n_a;
|
|
char *tmps2 = POPpx;
|
|
char *tmps = SvPV(TOPs, n_a);
|
|
TAINT_PROPER("symlink");
|
|
SETi( symlink(tmps, tmps2) >= 0 );
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "symlink");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_readlink)
|
|
{
|
|
djSP; dTARGET;
|
|
#ifdef HAS_SYMLINK
|
|
char *tmps;
|
|
char buf[MAXPATHLEN];
|
|
int len;
|
|
STRLEN n_a;
|
|
|
|
#ifndef INCOMPLETE_TAINTS
|
|
TAINT;
|
|
#endif
|
|
tmps = POPpx;
|
|
len = readlink(tmps, buf, sizeof buf);
|
|
EXTEND(SP, 1);
|
|
if (len < 0)
|
|
RETPUSHUNDEF;
|
|
PUSHp(buf, len);
|
|
RETURN;
|
|
#else
|
|
EXTEND(SP, 1);
|
|
RETSETUNDEF; /* just pretend it's a normal file */
|
|
#endif
|
|
}
|
|
|
|
#if !defined(HAS_MKDIR) || !defined(HAS_RMDIR)
|
|
STATIC int
|
|
S_dooneliner(pTHX_ char *cmd, char *filename)
|
|
{
|
|
char *save_filename = filename;
|
|
char *cmdline;
|
|
char *s;
|
|
PerlIO *myfp;
|
|
int anum = 1;
|
|
|
|
New(666, cmdline, strlen(cmd) + (strlen(filename) * 2) + 10, char);
|
|
strcpy(cmdline, cmd);
|
|
strcat(cmdline, " ");
|
|
for (s = cmdline + strlen(cmdline); *filename; ) {
|
|
*s++ = '\\';
|
|
*s++ = *filename++;
|
|
}
|
|
strcpy(s, " 2>&1");
|
|
myfp = PerlProc_popen(cmdline, "r");
|
|
Safefree(cmdline);
|
|
|
|
if (myfp) {
|
|
SV *tmpsv = sv_newmortal();
|
|
/* Need to save/restore 'PL_rs' ?? */
|
|
s = sv_gets(tmpsv, myfp, 0);
|
|
(void)PerlProc_pclose(myfp);
|
|
if (s != Nullch) {
|
|
int e;
|
|
for (e = 1;
|
|
#ifdef HAS_SYS_ERRLIST
|
|
e <= sys_nerr
|
|
#endif
|
|
; e++)
|
|
{
|
|
/* you don't see this */
|
|
char *errmsg =
|
|
#ifdef HAS_SYS_ERRLIST
|
|
sys_errlist[e]
|
|
#else
|
|
strerror(e)
|
|
#endif
|
|
;
|
|
if (!errmsg)
|
|
break;
|
|
if (instr(s, errmsg)) {
|
|
SETERRNO(e,0);
|
|
return 0;
|
|
}
|
|
}
|
|
SETERRNO(0,0);
|
|
#ifndef EACCES
|
|
#define EACCES EPERM
|
|
#endif
|
|
if (instr(s, "cannot make"))
|
|
SETERRNO(EEXIST,RMS$_FEX);
|
|
else if (instr(s, "existing file"))
|
|
SETERRNO(EEXIST,RMS$_FEX);
|
|
else if (instr(s, "ile exists"))
|
|
SETERRNO(EEXIST,RMS$_FEX);
|
|
else if (instr(s, "non-exist"))
|
|
SETERRNO(ENOENT,RMS$_FNF);
|
|
else if (instr(s, "does not exist"))
|
|
SETERRNO(ENOENT,RMS$_FNF);
|
|
else if (instr(s, "not empty"))
|
|
SETERRNO(EBUSY,SS$_DEVOFFLINE);
|
|
else if (instr(s, "cannot access"))
|
|
SETERRNO(EACCES,RMS$_PRV);
|
|
else
|
|
SETERRNO(EPERM,RMS$_PRV);
|
|
return 0;
|
|
}
|
|
else { /* some mkdirs return no failure indication */
|
|
anum = (PerlLIO_stat(save_filename, &PL_statbuf) >= 0);
|
|
if (PL_op->op_type == OP_RMDIR)
|
|
anum = !anum;
|
|
if (anum)
|
|
SETERRNO(0,0);
|
|
else
|
|
SETERRNO(EACCES,RMS$_PRV); /* a guess */
|
|
}
|
|
return anum;
|
|
}
|
|
else
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
PP(pp_mkdir)
|
|
{
|
|
djSP; dTARGET;
|
|
int mode;
|
|
#ifndef HAS_MKDIR
|
|
int oldumask;
|
|
#endif
|
|
STRLEN n_a;
|
|
char *tmps;
|
|
|
|
if (MAXARG > 1)
|
|
mode = POPi;
|
|
else
|
|
mode = 0777;
|
|
|
|
tmps = SvPV(TOPs, n_a);
|
|
|
|
TAINT_PROPER("mkdir");
|
|
#ifdef HAS_MKDIR
|
|
SETi( PerlDir_mkdir(tmps, mode) >= 0 );
|
|
#else
|
|
SETi( dooneliner("mkdir", tmps) );
|
|
oldumask = PerlLIO_umask(0);
|
|
PerlLIO_umask(oldumask);
|
|
PerlLIO_chmod(tmps, (mode & ~oldumask) & 0777);
|
|
#endif
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_rmdir)
|
|
{
|
|
djSP; dTARGET;
|
|
char *tmps;
|
|
STRLEN n_a;
|
|
|
|
tmps = POPpx;
|
|
TAINT_PROPER("rmdir");
|
|
#ifdef HAS_RMDIR
|
|
XPUSHi( PerlDir_rmdir(tmps) >= 0 );
|
|
#else
|
|
XPUSHi( dooneliner("rmdir", tmps) );
|
|
#endif
|
|
RETURN;
|
|
}
|
|
|
|
/* Directory calls. */
|
|
|
|
PP(pp_open_dir)
|
|
{
|
|
djSP;
|
|
#if defined(Direntry_t) && defined(HAS_READDIR)
|
|
STRLEN n_a;
|
|
char *dirname = POPpx;
|
|
GV *gv = (GV*)POPs;
|
|
register IO *io = GvIOn(gv);
|
|
|
|
if (!io)
|
|
goto nope;
|
|
|
|
if (IoDIRP(io))
|
|
PerlDir_close(IoDIRP(io));
|
|
if (!(IoDIRP(io) = PerlDir_open(dirname)))
|
|
goto nope;
|
|
|
|
RETPUSHYES;
|
|
nope:
|
|
if (!errno)
|
|
SETERRNO(EBADF,RMS$_DIR);
|
|
RETPUSHUNDEF;
|
|
#else
|
|
DIE(aTHX_ PL_no_dir_func, "opendir");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_readdir)
|
|
{
|
|
djSP;
|
|
#if defined(Direntry_t) && defined(HAS_READDIR)
|
|
#ifndef I_DIRENT
|
|
Direntry_t *readdir (DIR *);
|
|
#endif
|
|
register Direntry_t *dp;
|
|
GV *gv = (GV*)POPs;
|
|
register IO *io = GvIOn(gv);
|
|
SV *sv;
|
|
|
|
if (!io || !IoDIRP(io))
|
|
goto nope;
|
|
|
|
if (GIMME == G_ARRAY) {
|
|
/*SUPPRESS 560*/
|
|
while ((dp = (Direntry_t *)PerlDir_read(IoDIRP(io)))) {
|
|
#ifdef DIRNAMLEN
|
|
sv = newSVpvn(dp->d_name, dp->d_namlen);
|
|
#else
|
|
sv = newSVpv(dp->d_name, 0);
|
|
#endif
|
|
#ifndef INCOMPLETE_TAINTS
|
|
if (!(IoFLAGS(io) & IOf_UNTAINT))
|
|
SvTAINTED_on(sv);
|
|
#endif
|
|
XPUSHs(sv_2mortal(sv));
|
|
}
|
|
}
|
|
else {
|
|
if (!(dp = (Direntry_t *)PerlDir_read(IoDIRP(io))))
|
|
goto nope;
|
|
#ifdef DIRNAMLEN
|
|
sv = newSVpvn(dp->d_name, dp->d_namlen);
|
|
#else
|
|
sv = newSVpv(dp->d_name, 0);
|
|
#endif
|
|
#ifndef INCOMPLETE_TAINTS
|
|
if (!(IoFLAGS(io) & IOf_UNTAINT))
|
|
SvTAINTED_on(sv);
|
|
#endif
|
|
XPUSHs(sv_2mortal(sv));
|
|
}
|
|
RETURN;
|
|
|
|
nope:
|
|
if (!errno)
|
|
SETERRNO(EBADF,RMS$_ISI);
|
|
if (GIMME == G_ARRAY)
|
|
RETURN;
|
|
else
|
|
RETPUSHUNDEF;
|
|
#else
|
|
DIE(aTHX_ PL_no_dir_func, "readdir");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_telldir)
|
|
{
|
|
djSP; dTARGET;
|
|
#if defined(HAS_TELLDIR) || defined(telldir)
|
|
/* XXX does _anyone_ need this? --AD 2/20/1998 */
|
|
/* XXX netbsd still seemed to.
|
|
XXX HAS_TELLDIR_PROTO is new style, NEED_TELLDIR_PROTO is old style.
|
|
--JHI 1999-Feb-02 */
|
|
# if !defined(HAS_TELLDIR_PROTO) || defined(NEED_TELLDIR_PROTO)
|
|
long telldir (DIR *);
|
|
# endif
|
|
GV *gv = (GV*)POPs;
|
|
register IO *io = GvIOn(gv);
|
|
|
|
if (!io || !IoDIRP(io))
|
|
goto nope;
|
|
|
|
PUSHi( PerlDir_tell(IoDIRP(io)) );
|
|
RETURN;
|
|
nope:
|
|
if (!errno)
|
|
SETERRNO(EBADF,RMS$_ISI);
|
|
RETPUSHUNDEF;
|
|
#else
|
|
DIE(aTHX_ PL_no_dir_func, "telldir");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_seekdir)
|
|
{
|
|
djSP;
|
|
#if defined(HAS_SEEKDIR) || defined(seekdir)
|
|
long along = POPl;
|
|
GV *gv = (GV*)POPs;
|
|
register IO *io = GvIOn(gv);
|
|
|
|
if (!io || !IoDIRP(io))
|
|
goto nope;
|
|
|
|
(void)PerlDir_seek(IoDIRP(io), along);
|
|
|
|
RETPUSHYES;
|
|
nope:
|
|
if (!errno)
|
|
SETERRNO(EBADF,RMS$_ISI);
|
|
RETPUSHUNDEF;
|
|
#else
|
|
DIE(aTHX_ PL_no_dir_func, "seekdir");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_rewinddir)
|
|
{
|
|
djSP;
|
|
#if defined(HAS_REWINDDIR) || defined(rewinddir)
|
|
GV *gv = (GV*)POPs;
|
|
register IO *io = GvIOn(gv);
|
|
|
|
if (!io || !IoDIRP(io))
|
|
goto nope;
|
|
|
|
(void)PerlDir_rewind(IoDIRP(io));
|
|
RETPUSHYES;
|
|
nope:
|
|
if (!errno)
|
|
SETERRNO(EBADF,RMS$_ISI);
|
|
RETPUSHUNDEF;
|
|
#else
|
|
DIE(aTHX_ PL_no_dir_func, "rewinddir");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_closedir)
|
|
{
|
|
djSP;
|
|
#if defined(Direntry_t) && defined(HAS_READDIR)
|
|
GV *gv = (GV*)POPs;
|
|
register IO *io = GvIOn(gv);
|
|
|
|
if (!io || !IoDIRP(io))
|
|
goto nope;
|
|
|
|
#ifdef VOID_CLOSEDIR
|
|
PerlDir_close(IoDIRP(io));
|
|
#else
|
|
if (PerlDir_close(IoDIRP(io)) < 0) {
|
|
IoDIRP(io) = 0; /* Don't try to close again--coredumps on SysV */
|
|
goto nope;
|
|
}
|
|
#endif
|
|
IoDIRP(io) = 0;
|
|
|
|
RETPUSHYES;
|
|
nope:
|
|
if (!errno)
|
|
SETERRNO(EBADF,RMS$_IFI);
|
|
RETPUSHUNDEF;
|
|
#else
|
|
DIE(aTHX_ PL_no_dir_func, "closedir");
|
|
#endif
|
|
}
|
|
|
|
/* Process control. */
|
|
|
|
PP(pp_fork)
|
|
{
|
|
#ifdef HAS_FORK
|
|
djSP; dTARGET;
|
|
Pid_t childpid;
|
|
GV *tmpgv;
|
|
|
|
EXTEND(SP, 1);
|
|
PERL_FLUSHALL_FOR_CHILD;
|
|
childpid = fork();
|
|
if (childpid < 0)
|
|
RETSETUNDEF;
|
|
if (!childpid) {
|
|
/*SUPPRESS 560*/
|
|
if ((tmpgv = gv_fetchpv("$", TRUE, SVt_PV)))
|
|
sv_setiv(GvSV(tmpgv), (IV)PerlProc_getpid());
|
|
hv_clear(PL_pidstatus); /* no kids, so don't wait for 'em */
|
|
}
|
|
PUSHi(childpid);
|
|
RETURN;
|
|
#else
|
|
# if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS)
|
|
djSP; dTARGET;
|
|
Pid_t childpid;
|
|
|
|
EXTEND(SP, 1);
|
|
PERL_FLUSHALL_FOR_CHILD;
|
|
childpid = PerlProc_fork();
|
|
PUSHi(childpid);
|
|
RETURN;
|
|
# else
|
|
DIE(aTHX_ PL_no_func, "Unsupported function fork");
|
|
# endif
|
|
#endif
|
|
}
|
|
|
|
PP(pp_wait)
|
|
{
|
|
#if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL)
|
|
djSP; dTARGET;
|
|
Pid_t childpid;
|
|
int argflags;
|
|
|
|
childpid = wait4pid(-1, &argflags, 0);
|
|
STATUS_NATIVE_SET((childpid > 0) ? argflags : -1);
|
|
XPUSHi(childpid);
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "Unsupported function wait");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_waitpid)
|
|
{
|
|
#if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL)
|
|
djSP; dTARGET;
|
|
Pid_t childpid;
|
|
int optype;
|
|
int argflags;
|
|
|
|
optype = POPi;
|
|
childpid = TOPi;
|
|
childpid = wait4pid(childpid, &argflags, optype);
|
|
STATUS_NATIVE_SET((childpid > 0) ? argflags : -1);
|
|
SETi(childpid);
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "Unsupported function waitpid");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_system)
|
|
{
|
|
djSP; dMARK; dORIGMARK; dTARGET;
|
|
I32 value;
|
|
Pid_t childpid;
|
|
int result;
|
|
int status;
|
|
Sigsave_t ihand,qhand; /* place to save signals during system() */
|
|
STRLEN n_a;
|
|
I32 did_pipes = 0;
|
|
int pp[2];
|
|
|
|
if (SP - MARK == 1) {
|
|
if (PL_tainting) {
|
|
char *junk = SvPV(TOPs, n_a);
|
|
TAINT_ENV();
|
|
TAINT_PROPER("system");
|
|
}
|
|
}
|
|
PERL_FLUSHALL_FOR_CHILD;
|
|
#if (defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS) && !defined(OS2)
|
|
if (PerlProc_pipe(pp) >= 0)
|
|
did_pipes = 1;
|
|
while ((childpid = vfork()) == -1) {
|
|
if (errno != EAGAIN) {
|
|
value = -1;
|
|
SP = ORIGMARK;
|
|
PUSHi(value);
|
|
if (did_pipes) {
|
|
PerlLIO_close(pp[0]);
|
|
PerlLIO_close(pp[1]);
|
|
}
|
|
RETURN;
|
|
}
|
|
sleep(5);
|
|
}
|
|
if (childpid > 0) {
|
|
if (did_pipes)
|
|
PerlLIO_close(pp[1]);
|
|
rsignal_save(SIGINT, SIG_IGN, &ihand);
|
|
rsignal_save(SIGQUIT, SIG_IGN, &qhand);
|
|
do {
|
|
result = wait4pid(childpid, &status, 0);
|
|
} while (result == -1 && errno == EINTR);
|
|
(void)rsignal_restore(SIGINT, &ihand);
|
|
(void)rsignal_restore(SIGQUIT, &qhand);
|
|
STATUS_NATIVE_SET(result == -1 ? -1 : status);
|
|
do_execfree(); /* free any memory child malloced on vfork */
|
|
SP = ORIGMARK;
|
|
if (did_pipes) {
|
|
int errkid;
|
|
int n = 0, n1;
|
|
|
|
while (n < sizeof(int)) {
|
|
n1 = PerlLIO_read(pp[0],
|
|
(void*)(((char*)&errkid)+n),
|
|
(sizeof(int)) - n);
|
|
if (n1 <= 0)
|
|
break;
|
|
n += n1;
|
|
}
|
|
PerlLIO_close(pp[0]);
|
|
if (n) { /* Error */
|
|
if (n != sizeof(int))
|
|
DIE(aTHX_ "panic: kid popen errno read");
|
|
errno = errkid; /* Propagate errno from kid */
|
|
STATUS_CURRENT = -1;
|
|
}
|
|
}
|
|
PUSHi(STATUS_CURRENT);
|
|
RETURN;
|
|
}
|
|
if (did_pipes) {
|
|
PerlLIO_close(pp[0]);
|
|
#if defined(HAS_FCNTL) && defined(F_SETFD)
|
|
fcntl(pp[1], F_SETFD, FD_CLOEXEC);
|
|
#endif
|
|
}
|
|
if (PL_op->op_flags & OPf_STACKED) {
|
|
SV *really = *++MARK;
|
|
value = (I32)do_aexec5(really, MARK, SP, pp[1], did_pipes);
|
|
}
|
|
else if (SP - MARK != 1)
|
|
value = (I32)do_aexec5(Nullsv, MARK, SP, pp[1], did_pipes);
|
|
else {
|
|
value = (I32)do_exec3(SvPVx(sv_mortalcopy(*SP), n_a), pp[1], did_pipes);
|
|
}
|
|
PerlProc__exit(-1);
|
|
#else /* ! FORK or VMS or OS/2 */
|
|
if (PL_op->op_flags & OPf_STACKED) {
|
|
SV *really = *++MARK;
|
|
value = (I32)do_aspawn(really, (void **)MARK, (void **)SP);
|
|
}
|
|
else if (SP - MARK != 1)
|
|
value = (I32)do_aspawn(Nullsv, (void **)MARK, (void **)SP);
|
|
else {
|
|
value = (I32)do_spawn(SvPVx(sv_mortalcopy(*SP), n_a));
|
|
}
|
|
STATUS_NATIVE_SET(value);
|
|
do_execfree();
|
|
SP = ORIGMARK;
|
|
PUSHi(STATUS_CURRENT);
|
|
#endif /* !FORK or VMS */
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_exec)
|
|
{
|
|
djSP; dMARK; dORIGMARK; dTARGET;
|
|
I32 value;
|
|
STRLEN n_a;
|
|
|
|
PERL_FLUSHALL_FOR_CHILD;
|
|
if (PL_op->op_flags & OPf_STACKED) {
|
|
SV *really = *++MARK;
|
|
value = (I32)do_aexec(really, MARK, SP);
|
|
}
|
|
else if (SP - MARK != 1)
|
|
#ifdef VMS
|
|
value = (I32)vms_do_aexec(Nullsv, MARK, SP);
|
|
#else
|
|
# ifdef __OPEN_VM
|
|
{
|
|
(void ) do_aspawn(Nullsv, MARK, SP);
|
|
value = 0;
|
|
}
|
|
# else
|
|
value = (I32)do_aexec(Nullsv, MARK, SP);
|
|
# endif
|
|
#endif
|
|
else {
|
|
if (PL_tainting) {
|
|
char *junk = SvPV(*SP, n_a);
|
|
TAINT_ENV();
|
|
TAINT_PROPER("exec");
|
|
}
|
|
#ifdef VMS
|
|
value = (I32)vms_do_exec(SvPVx(sv_mortalcopy(*SP), n_a));
|
|
#else
|
|
# ifdef __OPEN_VM
|
|
(void) do_spawn(SvPVx(sv_mortalcopy(*SP), n_a));
|
|
value = 0;
|
|
# else
|
|
value = (I32)do_exec(SvPVx(sv_mortalcopy(*SP), n_a));
|
|
# endif
|
|
#endif
|
|
}
|
|
|
|
#if !defined(HAS_FORK) && defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS)
|
|
if (value >= 0)
|
|
my_exit(value);
|
|
#endif
|
|
|
|
SP = ORIGMARK;
|
|
PUSHi(value);
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_kill)
|
|
{
|
|
djSP; dMARK; dTARGET;
|
|
I32 value;
|
|
#ifdef HAS_KILL
|
|
value = (I32)apply(PL_op->op_type, MARK, SP);
|
|
SP = MARK;
|
|
PUSHi(value);
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "Unsupported function kill");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_getppid)
|
|
{
|
|
#ifdef HAS_GETPPID
|
|
djSP; dTARGET;
|
|
XPUSHi( getppid() );
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "getppid");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_getpgrp)
|
|
{
|
|
#ifdef HAS_GETPGRP
|
|
djSP; dTARGET;
|
|
Pid_t pid;
|
|
Pid_t pgrp;
|
|
|
|
if (MAXARG < 1)
|
|
pid = 0;
|
|
else
|
|
pid = SvIVx(POPs);
|
|
#ifdef BSD_GETPGRP
|
|
pgrp = (I32)BSD_GETPGRP(pid);
|
|
#else
|
|
if (pid != 0 && pid != PerlProc_getpid())
|
|
DIE(aTHX_ "POSIX getpgrp can't take an argument");
|
|
pgrp = getpgrp();
|
|
#endif
|
|
XPUSHi(pgrp);
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "getpgrp()");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_setpgrp)
|
|
{
|
|
#ifdef HAS_SETPGRP
|
|
djSP; dTARGET;
|
|
Pid_t pgrp;
|
|
Pid_t pid;
|
|
if (MAXARG < 2) {
|
|
pgrp = 0;
|
|
pid = 0;
|
|
}
|
|
else {
|
|
pgrp = POPi;
|
|
pid = TOPi;
|
|
}
|
|
|
|
TAINT_PROPER("setpgrp");
|
|
#ifdef BSD_SETPGRP
|
|
SETi( BSD_SETPGRP(pid, pgrp) >= 0 );
|
|
#else
|
|
if ((pgrp != 0 && pgrp != PerlProc_getpid())
|
|
|| (pid != 0 && pid != PerlProc_getpid()))
|
|
{
|
|
DIE(aTHX_ "setpgrp can't take arguments");
|
|
}
|
|
SETi( setpgrp() >= 0 );
|
|
#endif /* USE_BSDPGRP */
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "setpgrp()");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_getpriority)
|
|
{
|
|
djSP; dTARGET;
|
|
int which;
|
|
int who;
|
|
#ifdef HAS_GETPRIORITY
|
|
who = POPi;
|
|
which = TOPi;
|
|
SETi( getpriority(which, who) );
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "getpriority()");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_setpriority)
|
|
{
|
|
djSP; dTARGET;
|
|
int which;
|
|
int who;
|
|
int niceval;
|
|
#ifdef HAS_SETPRIORITY
|
|
niceval = POPi;
|
|
who = POPi;
|
|
which = TOPi;
|
|
TAINT_PROPER("setpriority");
|
|
SETi( setpriority(which, who, niceval) >= 0 );
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "setpriority()");
|
|
#endif
|
|
}
|
|
|
|
/* Time calls. */
|
|
|
|
PP(pp_time)
|
|
{
|
|
djSP; dTARGET;
|
|
#ifdef BIG_TIME
|
|
XPUSHn( time(Null(Time_t*)) );
|
|
#else
|
|
XPUSHi( time(Null(Time_t*)) );
|
|
#endif
|
|
RETURN;
|
|
}
|
|
|
|
/* XXX The POSIX name is CLK_TCK; it is to be preferred
|
|
to HZ. Probably. For now, assume that if the system
|
|
defines HZ, it does so correctly. (Will this break
|
|
on VMS?)
|
|
Probably we ought to use _sysconf(_SC_CLK_TCK), if
|
|
it's supported. --AD 9/96.
|
|
*/
|
|
|
|
#ifndef HZ
|
|
# ifdef CLK_TCK
|
|
# define HZ CLK_TCK
|
|
# else
|
|
# define HZ 60
|
|
# endif
|
|
#endif
|
|
|
|
PP(pp_tms)
|
|
{
|
|
djSP;
|
|
|
|
#ifndef HAS_TIMES
|
|
DIE(aTHX_ "times not implemented");
|
|
#else
|
|
EXTEND(SP, 4);
|
|
|
|
#ifndef VMS
|
|
(void)PerlProc_times(&PL_timesbuf);
|
|
#else
|
|
(void)PerlProc_times((tbuffer_t *)&PL_timesbuf); /* time.h uses different name for */
|
|
/* struct tms, though same data */
|
|
/* is returned. */
|
|
#endif
|
|
|
|
PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_utime)/HZ)));
|
|
if (GIMME == G_ARRAY) {
|
|
PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_stime)/HZ)));
|
|
PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_cutime)/HZ)));
|
|
PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_cstime)/HZ)));
|
|
}
|
|
RETURN;
|
|
#endif /* HAS_TIMES */
|
|
}
|
|
|
|
PP(pp_localtime)
|
|
{
|
|
return pp_gmtime();
|
|
}
|
|
|
|
PP(pp_gmtime)
|
|
{
|
|
djSP;
|
|
Time_t when;
|
|
struct tm *tmbuf;
|
|
static char *dayname[] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
|
|
static char *monname[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun",
|
|
"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
|
|
|
|
if (MAXARG < 1)
|
|
(void)time(&when);
|
|
else
|
|
#ifdef BIG_TIME
|
|
when = (Time_t)SvNVx(POPs);
|
|
#else
|
|
when = (Time_t)SvIVx(POPs);
|
|
#endif
|
|
|
|
if (PL_op->op_type == OP_LOCALTIME)
|
|
tmbuf = localtime(&when);
|
|
else
|
|
tmbuf = gmtime(&when);
|
|
|
|
EXTEND(SP, 9);
|
|
EXTEND_MORTAL(9);
|
|
if (GIMME != G_ARRAY) {
|
|
SV *tsv;
|
|
if (!tmbuf)
|
|
RETPUSHUNDEF;
|
|
tsv = Perl_newSVpvf(aTHX_ "%s %s %2d %02d:%02d:%02d %d",
|
|
dayname[tmbuf->tm_wday],
|
|
monname[tmbuf->tm_mon],
|
|
tmbuf->tm_mday,
|
|
tmbuf->tm_hour,
|
|
tmbuf->tm_min,
|
|
tmbuf->tm_sec,
|
|
tmbuf->tm_year + 1900);
|
|
PUSHs(sv_2mortal(tsv));
|
|
}
|
|
else if (tmbuf) {
|
|
PUSHs(sv_2mortal(newSViv(tmbuf->tm_sec)));
|
|
PUSHs(sv_2mortal(newSViv(tmbuf->tm_min)));
|
|
PUSHs(sv_2mortal(newSViv(tmbuf->tm_hour)));
|
|
PUSHs(sv_2mortal(newSViv(tmbuf->tm_mday)));
|
|
PUSHs(sv_2mortal(newSViv(tmbuf->tm_mon)));
|
|
PUSHs(sv_2mortal(newSViv(tmbuf->tm_year)));
|
|
PUSHs(sv_2mortal(newSViv(tmbuf->tm_wday)));
|
|
PUSHs(sv_2mortal(newSViv(tmbuf->tm_yday)));
|
|
PUSHs(sv_2mortal(newSViv(tmbuf->tm_isdst)));
|
|
}
|
|
RETURN;
|
|
}
|
|
|
|
PP(pp_alarm)
|
|
{
|
|
djSP; dTARGET;
|
|
int anum;
|
|
#ifdef HAS_ALARM
|
|
anum = POPi;
|
|
anum = alarm((unsigned int)anum);
|
|
EXTEND(SP, 1);
|
|
if (anum < 0)
|
|
RETPUSHUNDEF;
|
|
PUSHi(anum);
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "Unsupported function alarm");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_sleep)
|
|
{
|
|
djSP; dTARGET;
|
|
I32 duration;
|
|
Time_t lasttime;
|
|
Time_t when;
|
|
|
|
(void)time(&lasttime);
|
|
if (MAXARG < 1)
|
|
PerlProc_pause();
|
|
else {
|
|
duration = POPi;
|
|
PerlProc_sleep((unsigned int)duration);
|
|
}
|
|
(void)time(&when);
|
|
XPUSHi(when - lasttime);
|
|
RETURN;
|
|
}
|
|
|
|
/* Shared memory. */
|
|
|
|
PP(pp_shmget)
|
|
{
|
|
return pp_semget();
|
|
}
|
|
|
|
PP(pp_shmctl)
|
|
{
|
|
return pp_semctl();
|
|
}
|
|
|
|
PP(pp_shmread)
|
|
{
|
|
return pp_shmwrite();
|
|
}
|
|
|
|
PP(pp_shmwrite)
|
|
{
|
|
#if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM)
|
|
djSP; dMARK; dTARGET;
|
|
I32 value = (I32)(do_shmio(PL_op->op_type, MARK, SP) >= 0);
|
|
SP = MARK;
|
|
PUSHi(value);
|
|
RETURN;
|
|
#else
|
|
return pp_semget();
|
|
#endif
|
|
}
|
|
|
|
/* Message passing. */
|
|
|
|
PP(pp_msgget)
|
|
{
|
|
return pp_semget();
|
|
}
|
|
|
|
PP(pp_msgctl)
|
|
{
|
|
return pp_semctl();
|
|
}
|
|
|
|
PP(pp_msgsnd)
|
|
{
|
|
#if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM)
|
|
djSP; dMARK; dTARGET;
|
|
I32 value = (I32)(do_msgsnd(MARK, SP) >= 0);
|
|
SP = MARK;
|
|
PUSHi(value);
|
|
RETURN;
|
|
#else
|
|
return pp_semget();
|
|
#endif
|
|
}
|
|
|
|
PP(pp_msgrcv)
|
|
{
|
|
#if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM)
|
|
djSP; dMARK; dTARGET;
|
|
I32 value = (I32)(do_msgrcv(MARK, SP) >= 0);
|
|
SP = MARK;
|
|
PUSHi(value);
|
|
RETURN;
|
|
#else
|
|
return pp_semget();
|
|
#endif
|
|
}
|
|
|
|
/* Semaphores. */
|
|
|
|
PP(pp_semget)
|
|
{
|
|
#if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM)
|
|
djSP; dMARK; dTARGET;
|
|
int anum = do_ipcget(PL_op->op_type, MARK, SP);
|
|
SP = MARK;
|
|
if (anum == -1)
|
|
RETPUSHUNDEF;
|
|
PUSHi(anum);
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ "System V IPC is not implemented on this machine");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_semctl)
|
|
{
|
|
#if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM)
|
|
djSP; dMARK; dTARGET;
|
|
int anum = do_ipcctl(PL_op->op_type, MARK, SP);
|
|
SP = MARK;
|
|
if (anum == -1)
|
|
RETSETUNDEF;
|
|
if (anum != 0) {
|
|
PUSHi(anum);
|
|
}
|
|
else {
|
|
PUSHp(zero_but_true, ZBTLEN);
|
|
}
|
|
RETURN;
|
|
#else
|
|
return pp_semget();
|
|
#endif
|
|
}
|
|
|
|
PP(pp_semop)
|
|
{
|
|
#if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM)
|
|
djSP; dMARK; dTARGET;
|
|
I32 value = (I32)(do_semop(MARK, SP) >= 0);
|
|
SP = MARK;
|
|
PUSHi(value);
|
|
RETURN;
|
|
#else
|
|
return pp_semget();
|
|
#endif
|
|
}
|
|
|
|
/* Get system info. */
|
|
|
|
PP(pp_ghbyname)
|
|
{
|
|
#ifdef HAS_GETHOSTBYNAME
|
|
return pp_ghostent();
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "gethostbyname");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_ghbyaddr)
|
|
{
|
|
#ifdef HAS_GETHOSTBYADDR
|
|
return pp_ghostent();
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "gethostbyaddr");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_ghostent)
|
|
{
|
|
djSP;
|
|
#if defined(HAS_GETHOSTBYNAME) || defined(HAS_GETHOSTBYADDR) || defined(HAS_GETHOSTENT)
|
|
I32 which = PL_op->op_type;
|
|
register char **elem;
|
|
register SV *sv;
|
|
#ifndef HAS_GETHOST_PROTOS /* XXX Do we need individual probes? */
|
|
struct hostent *PerlSock_gethostbyaddr(Netdb_host_t, Netdb_hlen_t, int);
|
|
struct hostent *PerlSock_gethostbyname(Netdb_name_t);
|
|
struct hostent *PerlSock_gethostent(void);
|
|
#endif
|
|
struct hostent *hent;
|
|
unsigned long len;
|
|
STRLEN n_a;
|
|
|
|
EXTEND(SP, 10);
|
|
if (which == OP_GHBYNAME)
|
|
#ifdef HAS_GETHOSTBYNAME
|
|
hent = PerlSock_gethostbyname(POPpx);
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "gethostbyname");
|
|
#endif
|
|
else if (which == OP_GHBYADDR) {
|
|
#ifdef HAS_GETHOSTBYADDR
|
|
int addrtype = POPi;
|
|
SV *addrsv = POPs;
|
|
STRLEN addrlen;
|
|
Netdb_host_t addr = (Netdb_host_t) SvPV(addrsv, addrlen);
|
|
|
|
hent = PerlSock_gethostbyaddr(addr, (Netdb_hlen_t) addrlen, addrtype);
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "gethostbyaddr");
|
|
#endif
|
|
}
|
|
else
|
|
#ifdef HAS_GETHOSTENT
|
|
hent = PerlSock_gethostent();
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "gethostent");
|
|
#endif
|
|
|
|
#ifdef HOST_NOT_FOUND
|
|
if (!hent)
|
|
STATUS_NATIVE_SET(h_errno);
|
|
#endif
|
|
|
|
if (GIMME != G_ARRAY) {
|
|
PUSHs(sv = sv_newmortal());
|
|
if (hent) {
|
|
if (which == OP_GHBYNAME) {
|
|
if (hent->h_addr)
|
|
sv_setpvn(sv, hent->h_addr, hent->h_length);
|
|
}
|
|
else
|
|
sv_setpv(sv, (char*)hent->h_name);
|
|
}
|
|
RETURN;
|
|
}
|
|
|
|
if (hent) {
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
sv_setpv(sv, (char*)hent->h_name);
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
for (elem = hent->h_aliases; elem && *elem; elem++) {
|
|
sv_catpv(sv, *elem);
|
|
if (elem[1])
|
|
sv_catpvn(sv, " ", 1);
|
|
}
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
sv_setiv(sv, (IV)hent->h_addrtype);
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
len = hent->h_length;
|
|
sv_setiv(sv, (IV)len);
|
|
#ifdef h_addr
|
|
for (elem = hent->h_addr_list; elem && *elem; elem++) {
|
|
XPUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
sv_setpvn(sv, *elem, len);
|
|
}
|
|
#else
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
if (hent->h_addr)
|
|
sv_setpvn(sv, hent->h_addr, len);
|
|
#endif /* h_addr */
|
|
}
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "gethostent");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_gnbyname)
|
|
{
|
|
#ifdef HAS_GETNETBYNAME
|
|
return pp_gnetent();
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "getnetbyname");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_gnbyaddr)
|
|
{
|
|
#ifdef HAS_GETNETBYADDR
|
|
return pp_gnetent();
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "getnetbyaddr");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_gnetent)
|
|
{
|
|
djSP;
|
|
#if defined(HAS_GETNETBYNAME) || defined(HAS_GETNETBYADDR) || defined(HAS_GETNETENT)
|
|
I32 which = PL_op->op_type;
|
|
register char **elem;
|
|
register SV *sv;
|
|
#ifndef HAS_GETNET_PROTOS /* XXX Do we need individual probes? */
|
|
struct netent *PerlSock_getnetbyaddr(Netdb_net_t, int);
|
|
struct netent *PerlSock_getnetbyname(Netdb_name_t);
|
|
struct netent *PerlSock_getnetent(void);
|
|
#endif
|
|
struct netent *nent;
|
|
STRLEN n_a;
|
|
|
|
if (which == OP_GNBYNAME)
|
|
#ifdef HAS_GETNETBYNAME
|
|
nent = PerlSock_getnetbyname(POPpx);
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "getnetbyname");
|
|
#endif
|
|
else if (which == OP_GNBYADDR) {
|
|
#ifdef HAS_GETNETBYADDR
|
|
int addrtype = POPi;
|
|
Netdb_net_t addr = (Netdb_net_t) U_L(POPn);
|
|
nent = PerlSock_getnetbyaddr(addr, addrtype);
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "getnetbyaddr");
|
|
#endif
|
|
}
|
|
else
|
|
#ifdef HAS_GETNETENT
|
|
nent = PerlSock_getnetent();
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "getnetent");
|
|
#endif
|
|
|
|
EXTEND(SP, 4);
|
|
if (GIMME != G_ARRAY) {
|
|
PUSHs(sv = sv_newmortal());
|
|
if (nent) {
|
|
if (which == OP_GNBYNAME)
|
|
sv_setiv(sv, (IV)nent->n_net);
|
|
else
|
|
sv_setpv(sv, nent->n_name);
|
|
}
|
|
RETURN;
|
|
}
|
|
|
|
if (nent) {
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
sv_setpv(sv, nent->n_name);
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
for (elem = nent->n_aliases; elem && *elem; elem++) {
|
|
sv_catpv(sv, *elem);
|
|
if (elem[1])
|
|
sv_catpvn(sv, " ", 1);
|
|
}
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
sv_setiv(sv, (IV)nent->n_addrtype);
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
sv_setiv(sv, (IV)nent->n_net);
|
|
}
|
|
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "getnetent");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_gpbyname)
|
|
{
|
|
#ifdef HAS_GETPROTOBYNAME
|
|
return pp_gprotoent();
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "getprotobyname");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_gpbynumber)
|
|
{
|
|
#ifdef HAS_GETPROTOBYNUMBER
|
|
return pp_gprotoent();
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "getprotobynumber");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_gprotoent)
|
|
{
|
|
djSP;
|
|
#if defined(HAS_GETPROTOBYNAME) || defined(HAS_GETPROTOBYNUMBER) || defined(HAS_GETPROTOENT)
|
|
I32 which = PL_op->op_type;
|
|
register char **elem;
|
|
register SV *sv;
|
|
#ifndef HAS_GETPROTO_PROTOS /* XXX Do we need individual probes? */
|
|
struct protoent *PerlSock_getprotobyname(Netdb_name_t);
|
|
struct protoent *PerlSock_getprotobynumber(int);
|
|
struct protoent *PerlSock_getprotoent(void);
|
|
#endif
|
|
struct protoent *pent;
|
|
STRLEN n_a;
|
|
|
|
if (which == OP_GPBYNAME)
|
|
#ifdef HAS_GETPROTOBYNAME
|
|
pent = PerlSock_getprotobyname(POPpx);
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "getprotobyname");
|
|
#endif
|
|
else if (which == OP_GPBYNUMBER)
|
|
#ifdef HAS_GETPROTOBYNUMBER
|
|
pent = PerlSock_getprotobynumber(POPi);
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "getprotobynumber");
|
|
#endif
|
|
else
|
|
#ifdef HAS_GETPROTOENT
|
|
pent = PerlSock_getprotoent();
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "getprotoent");
|
|
#endif
|
|
|
|
EXTEND(SP, 3);
|
|
if (GIMME != G_ARRAY) {
|
|
PUSHs(sv = sv_newmortal());
|
|
if (pent) {
|
|
if (which == OP_GPBYNAME)
|
|
sv_setiv(sv, (IV)pent->p_proto);
|
|
else
|
|
sv_setpv(sv, pent->p_name);
|
|
}
|
|
RETURN;
|
|
}
|
|
|
|
if (pent) {
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
sv_setpv(sv, pent->p_name);
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
for (elem = pent->p_aliases; elem && *elem; elem++) {
|
|
sv_catpv(sv, *elem);
|
|
if (elem[1])
|
|
sv_catpvn(sv, " ", 1);
|
|
}
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
sv_setiv(sv, (IV)pent->p_proto);
|
|
}
|
|
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "getprotoent");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_gsbyname)
|
|
{
|
|
#ifdef HAS_GETSERVBYNAME
|
|
return pp_gservent();
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "getservbyname");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_gsbyport)
|
|
{
|
|
#ifdef HAS_GETSERVBYPORT
|
|
return pp_gservent();
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "getservbyport");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_gservent)
|
|
{
|
|
djSP;
|
|
#if defined(HAS_GETSERVBYNAME) || defined(HAS_GETSERVBYPORT) || defined(HAS_GETSERVENT)
|
|
I32 which = PL_op->op_type;
|
|
register char **elem;
|
|
register SV *sv;
|
|
#ifndef HAS_GETSERV_PROTOS /* XXX Do we need individual probes? */
|
|
struct servent *PerlSock_getservbyname(Netdb_name_t, Netdb_name_t);
|
|
struct servent *PerlSock_getservbyport(int, Netdb_name_t);
|
|
struct servent *PerlSock_getservent(void);
|
|
#endif
|
|
struct servent *sent;
|
|
STRLEN n_a;
|
|
|
|
if (which == OP_GSBYNAME) {
|
|
#ifdef HAS_GETSERVBYNAME
|
|
char *proto = POPpx;
|
|
char *name = POPpx;
|
|
|
|
if (proto && !*proto)
|
|
proto = Nullch;
|
|
|
|
sent = PerlSock_getservbyname(name, proto);
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "getservbyname");
|
|
#endif
|
|
}
|
|
else if (which == OP_GSBYPORT) {
|
|
#ifdef HAS_GETSERVBYPORT
|
|
char *proto = POPpx;
|
|
unsigned short port = POPu;
|
|
|
|
#ifdef HAS_HTONS
|
|
port = PerlSock_htons(port);
|
|
#endif
|
|
sent = PerlSock_getservbyport(port, proto);
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "getservbyport");
|
|
#endif
|
|
}
|
|
else
|
|
#ifdef HAS_GETSERVENT
|
|
sent = PerlSock_getservent();
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "getservent");
|
|
#endif
|
|
|
|
EXTEND(SP, 4);
|
|
if (GIMME != G_ARRAY) {
|
|
PUSHs(sv = sv_newmortal());
|
|
if (sent) {
|
|
if (which == OP_GSBYNAME) {
|
|
#ifdef HAS_NTOHS
|
|
sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port));
|
|
#else
|
|
sv_setiv(sv, (IV)(sent->s_port));
|
|
#endif
|
|
}
|
|
else
|
|
sv_setpv(sv, sent->s_name);
|
|
}
|
|
RETURN;
|
|
}
|
|
|
|
if (sent) {
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
sv_setpv(sv, sent->s_name);
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
for (elem = sent->s_aliases; elem && *elem; elem++) {
|
|
sv_catpv(sv, *elem);
|
|
if (elem[1])
|
|
sv_catpvn(sv, " ", 1);
|
|
}
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
#ifdef HAS_NTOHS
|
|
sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port));
|
|
#else
|
|
sv_setiv(sv, (IV)(sent->s_port));
|
|
#endif
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
sv_setpv(sv, sent->s_proto);
|
|
}
|
|
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "getservent");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_shostent)
|
|
{
|
|
djSP;
|
|
#ifdef HAS_SETHOSTENT
|
|
PerlSock_sethostent(TOPi);
|
|
RETSETYES;
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "sethostent");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_snetent)
|
|
{
|
|
djSP;
|
|
#ifdef HAS_SETNETENT
|
|
PerlSock_setnetent(TOPi);
|
|
RETSETYES;
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "setnetent");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_sprotoent)
|
|
{
|
|
djSP;
|
|
#ifdef HAS_SETPROTOENT
|
|
PerlSock_setprotoent(TOPi);
|
|
RETSETYES;
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "setprotoent");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_sservent)
|
|
{
|
|
djSP;
|
|
#ifdef HAS_SETSERVENT
|
|
PerlSock_setservent(TOPi);
|
|
RETSETYES;
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "setservent");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_ehostent)
|
|
{
|
|
djSP;
|
|
#ifdef HAS_ENDHOSTENT
|
|
PerlSock_endhostent();
|
|
EXTEND(SP,1);
|
|
RETPUSHYES;
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "endhostent");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_enetent)
|
|
{
|
|
djSP;
|
|
#ifdef HAS_ENDNETENT
|
|
PerlSock_endnetent();
|
|
EXTEND(SP,1);
|
|
RETPUSHYES;
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "endnetent");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_eprotoent)
|
|
{
|
|
djSP;
|
|
#ifdef HAS_ENDPROTOENT
|
|
PerlSock_endprotoent();
|
|
EXTEND(SP,1);
|
|
RETPUSHYES;
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "endprotoent");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_eservent)
|
|
{
|
|
djSP;
|
|
#ifdef HAS_ENDSERVENT
|
|
PerlSock_endservent();
|
|
EXTEND(SP,1);
|
|
RETPUSHYES;
|
|
#else
|
|
DIE(aTHX_ PL_no_sock_func, "endservent");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_gpwnam)
|
|
{
|
|
#ifdef HAS_PASSWD
|
|
return pp_gpwent();
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "getpwnam");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_gpwuid)
|
|
{
|
|
#ifdef HAS_PASSWD
|
|
return pp_gpwent();
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "getpwuid");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_gpwent)
|
|
{
|
|
djSP;
|
|
#ifdef HAS_PASSWD
|
|
I32 which = PL_op->op_type;
|
|
register SV *sv;
|
|
struct passwd *pwent;
|
|
STRLEN n_a;
|
|
#if defined(HAS_GETSPENT) || defined(HAS_GETSPNAM)
|
|
struct spwd *spwent = NULL;
|
|
#endif
|
|
|
|
if (which == OP_GPWNAM)
|
|
pwent = getpwnam(POPpx);
|
|
else if (which == OP_GPWUID)
|
|
pwent = getpwuid(POPi);
|
|
else
|
|
#ifdef HAS_GETPWENT
|
|
pwent = (struct passwd *)getpwent();
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "getpwent");
|
|
#endif
|
|
|
|
#ifdef HAS_GETSPNAM
|
|
if (which == OP_GPWNAM) {
|
|
if (pwent)
|
|
spwent = getspnam(pwent->pw_name);
|
|
}
|
|
# ifdef HAS_GETSPUID /* AFAIK there isn't any anywhere. --jhi */
|
|
else if (which == OP_GPWUID) {
|
|
if (pwent)
|
|
spwent = getspnam(pwent->pw_name);
|
|
}
|
|
# endif
|
|
# ifdef HAS_GETSPENT
|
|
else
|
|
spwent = (struct spwd *)getspent();
|
|
# endif
|
|
#endif
|
|
|
|
EXTEND(SP, 10);
|
|
if (GIMME != G_ARRAY) {
|
|
PUSHs(sv = sv_newmortal());
|
|
if (pwent) {
|
|
if (which == OP_GPWNAM)
|
|
#if Uid_t_sign <= 0
|
|
sv_setiv(sv, (IV)pwent->pw_uid);
|
|
#else
|
|
sv_setuv(sv, (UV)pwent->pw_uid);
|
|
#endif
|
|
else
|
|
sv_setpv(sv, pwent->pw_name);
|
|
}
|
|
RETURN;
|
|
}
|
|
|
|
if (pwent) {
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
sv_setpv(sv, pwent->pw_name);
|
|
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
#ifdef PWPASSWD
|
|
# if defined(HAS_GETSPENT) || defined(HAS_GETSPNAM)
|
|
if (spwent)
|
|
sv_setpv(sv, spwent->sp_pwdp);
|
|
else
|
|
sv_setpv(sv, pwent->pw_passwd);
|
|
# else
|
|
sv_setpv(sv, pwent->pw_passwd);
|
|
# endif
|
|
#endif
|
|
#ifndef INCOMPLETE_TAINTS
|
|
/* passwd is tainted because user himself can diddle with it. */
|
|
SvTAINTED_on(sv);
|
|
#endif
|
|
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
#if Uid_t_sign <= 0
|
|
sv_setiv(sv, (IV)pwent->pw_uid);
|
|
#else
|
|
sv_setuv(sv, (UV)pwent->pw_uid);
|
|
#endif
|
|
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
#if Uid_t_sign <= 0
|
|
sv_setiv(sv, (IV)pwent->pw_gid);
|
|
#else
|
|
sv_setuv(sv, (UV)pwent->pw_gid);
|
|
#endif
|
|
/* pw_change, pw_quota, and pw_age are mutually exclusive. */
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
#ifdef PWCHANGE
|
|
sv_setiv(sv, (IV)pwent->pw_change);
|
|
#else
|
|
# ifdef PWQUOTA
|
|
sv_setiv(sv, (IV)pwent->pw_quota);
|
|
# else
|
|
# ifdef PWAGE
|
|
sv_setpv(sv, pwent->pw_age);
|
|
# endif
|
|
# endif
|
|
#endif
|
|
|
|
/* pw_class and pw_comment are mutually exclusive. */
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
#ifdef PWCLASS
|
|
sv_setpv(sv, pwent->pw_class);
|
|
#else
|
|
# ifdef PWCOMMENT
|
|
sv_setpv(sv, pwent->pw_comment);
|
|
# endif
|
|
#endif
|
|
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
#ifdef PWGECOS
|
|
sv_setpv(sv, pwent->pw_gecos);
|
|
#endif
|
|
#ifndef INCOMPLETE_TAINTS
|
|
/* pw_gecos is tainted because user himself can diddle with it. */
|
|
SvTAINTED_on(sv);
|
|
#endif
|
|
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
sv_setpv(sv, pwent->pw_dir);
|
|
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
sv_setpv(sv, pwent->pw_shell);
|
|
#ifndef INCOMPLETE_TAINTS
|
|
/* pw_shell is tainted because user himself can diddle with it. */
|
|
SvTAINTED_on(sv);
|
|
#endif
|
|
|
|
#ifdef PWEXPIRE
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
sv_setiv(sv, (IV)pwent->pw_expire);
|
|
#endif
|
|
}
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "getpwent");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_spwent)
|
|
{
|
|
djSP;
|
|
#if defined(HAS_PASSWD) && defined(HAS_SETPWENT)
|
|
setpwent();
|
|
# ifdef HAS_SETSPENT
|
|
setspent();
|
|
# endif
|
|
RETPUSHYES;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "setpwent");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_epwent)
|
|
{
|
|
djSP;
|
|
#if defined(HAS_PASSWD) && defined(HAS_ENDPWENT)
|
|
endpwent();
|
|
# ifdef HAS_ENDSPENT
|
|
endspent();
|
|
# endif
|
|
RETPUSHYES;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "endpwent");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_ggrnam)
|
|
{
|
|
#ifdef HAS_GROUP
|
|
return pp_ggrent();
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "getgrnam");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_ggrgid)
|
|
{
|
|
#ifdef HAS_GROUP
|
|
return pp_ggrent();
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "getgrgid");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_ggrent)
|
|
{
|
|
djSP;
|
|
#ifdef HAS_GROUP
|
|
I32 which = PL_op->op_type;
|
|
register char **elem;
|
|
register SV *sv;
|
|
struct group *grent;
|
|
STRLEN n_a;
|
|
|
|
if (which == OP_GGRNAM)
|
|
grent = (struct group *)getgrnam(POPpx);
|
|
else if (which == OP_GGRGID)
|
|
grent = (struct group *)getgrgid(POPi);
|
|
else
|
|
#ifdef HAS_GETGRENT
|
|
grent = (struct group *)getgrent();
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "getgrent");
|
|
#endif
|
|
|
|
EXTEND(SP, 4);
|
|
if (GIMME != G_ARRAY) {
|
|
PUSHs(sv = sv_newmortal());
|
|
if (grent) {
|
|
if (which == OP_GGRNAM)
|
|
sv_setiv(sv, (IV)grent->gr_gid);
|
|
else
|
|
sv_setpv(sv, grent->gr_name);
|
|
}
|
|
RETURN;
|
|
}
|
|
|
|
if (grent) {
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
sv_setpv(sv, grent->gr_name);
|
|
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
#ifdef GRPASSWD
|
|
sv_setpv(sv, grent->gr_passwd);
|
|
#endif
|
|
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
sv_setiv(sv, (IV)grent->gr_gid);
|
|
|
|
PUSHs(sv = sv_mortalcopy(&PL_sv_no));
|
|
for (elem = grent->gr_mem; elem && *elem; elem++) {
|
|
sv_catpv(sv, *elem);
|
|
if (elem[1])
|
|
sv_catpvn(sv, " ", 1);
|
|
}
|
|
}
|
|
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "getgrent");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_sgrent)
|
|
{
|
|
djSP;
|
|
#if defined(HAS_GROUP) && defined(HAS_SETGRENT)
|
|
setgrent();
|
|
RETPUSHYES;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "setgrent");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_egrent)
|
|
{
|
|
djSP;
|
|
#if defined(HAS_GROUP) && defined(HAS_ENDGRENT)
|
|
endgrent();
|
|
RETPUSHYES;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "endgrent");
|
|
#endif
|
|
}
|
|
|
|
PP(pp_getlogin)
|
|
{
|
|
djSP; dTARGET;
|
|
#ifdef HAS_GETLOGIN
|
|
char *tmps;
|
|
EXTEND(SP, 1);
|
|
if (!(tmps = PerlProc_getlogin()))
|
|
RETPUSHUNDEF;
|
|
PUSHp(tmps, strlen(tmps));
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "getlogin");
|
|
#endif
|
|
}
|
|
|
|
/* Miscellaneous. */
|
|
|
|
PP(pp_syscall)
|
|
{
|
|
#ifdef HAS_SYSCALL
|
|
djSP; dMARK; dORIGMARK; dTARGET;
|
|
register I32 items = SP - MARK;
|
|
unsigned long a[20];
|
|
register I32 i = 0;
|
|
I32 retval = -1;
|
|
STRLEN n_a;
|
|
|
|
if (PL_tainting) {
|
|
while (++MARK <= SP) {
|
|
if (SvTAINTED(*MARK)) {
|
|
TAINT;
|
|
break;
|
|
}
|
|
}
|
|
MARK = ORIGMARK;
|
|
TAINT_PROPER("syscall");
|
|
}
|
|
|
|
/* This probably won't work on machines where sizeof(long) != sizeof(int)
|
|
* or where sizeof(long) != sizeof(char*). But such machines will
|
|
* not likely have syscall implemented either, so who cares?
|
|
*/
|
|
while (++MARK <= SP) {
|
|
if (SvNIOK(*MARK) || !i)
|
|
a[i++] = SvIV(*MARK);
|
|
else if (*MARK == &PL_sv_undef)
|
|
a[i++] = 0;
|
|
else
|
|
a[i++] = (unsigned long)SvPV_force(*MARK, n_a);
|
|
if (i > 15)
|
|
break;
|
|
}
|
|
switch (items) {
|
|
default:
|
|
DIE(aTHX_ "Too many args to syscall");
|
|
case 0:
|
|
DIE(aTHX_ "Too few args to syscall");
|
|
case 1:
|
|
retval = syscall(a[0]);
|
|
break;
|
|
case 2:
|
|
retval = syscall(a[0],a[1]);
|
|
break;
|
|
case 3:
|
|
retval = syscall(a[0],a[1],a[2]);
|
|
break;
|
|
case 4:
|
|
retval = syscall(a[0],a[1],a[2],a[3]);
|
|
break;
|
|
case 5:
|
|
retval = syscall(a[0],a[1],a[2],a[3],a[4]);
|
|
break;
|
|
case 6:
|
|
retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5]);
|
|
break;
|
|
case 7:
|
|
retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6]);
|
|
break;
|
|
case 8:
|
|
retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7]);
|
|
break;
|
|
#ifdef atarist
|
|
case 9:
|
|
retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8]);
|
|
break;
|
|
case 10:
|
|
retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9]);
|
|
break;
|
|
case 11:
|
|
retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9],
|
|
a[10]);
|
|
break;
|
|
case 12:
|
|
retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9],
|
|
a[10],a[11]);
|
|
break;
|
|
case 13:
|
|
retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9],
|
|
a[10],a[11],a[12]);
|
|
break;
|
|
case 14:
|
|
retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9],
|
|
a[10],a[11],a[12],a[13]);
|
|
break;
|
|
#endif /* atarist */
|
|
}
|
|
SP = ORIGMARK;
|
|
PUSHi(retval);
|
|
RETURN;
|
|
#else
|
|
DIE(aTHX_ PL_no_func, "syscall");
|
|
#endif
|
|
}
|
|
|
|
#ifdef FCNTL_EMULATE_FLOCK
|
|
|
|
/* XXX Emulate flock() with fcntl().
|
|
What's really needed is a good file locking module.
|
|
*/
|
|
|
|
static int
|
|
fcntl_emulate_flock(int fd, int operation)
|
|
{
|
|
struct flock flock;
|
|
|
|
switch (operation & ~LOCK_NB) {
|
|
case LOCK_SH:
|
|
flock.l_type = F_RDLCK;
|
|
break;
|
|
case LOCK_EX:
|
|
flock.l_type = F_WRLCK;
|
|
break;
|
|
case LOCK_UN:
|
|
flock.l_type = F_UNLCK;
|
|
break;
|
|
default:
|
|
errno = EINVAL;
|
|
return -1;
|
|
}
|
|
flock.l_whence = SEEK_SET;
|
|
flock.l_start = flock.l_len = (Off_t)0;
|
|
|
|
return fcntl(fd, (operation & LOCK_NB) ? F_SETLK : F_SETLKW, &flock);
|
|
}
|
|
|
|
#endif /* FCNTL_EMULATE_FLOCK */
|
|
|
|
#ifdef LOCKF_EMULATE_FLOCK
|
|
|
|
/* XXX Emulate flock() with lockf(). This is just to increase
|
|
portability of scripts. The calls are not completely
|
|
interchangeable. What's really needed is a good file
|
|
locking module.
|
|
*/
|
|
|
|
/* The lockf() constants might have been defined in <unistd.h>.
|
|
Unfortunately, <unistd.h> causes troubles on some mixed
|
|
(BSD/POSIX) systems, such as SunOS 4.1.3.
|
|
|
|
Further, the lockf() constants aren't POSIX, so they might not be
|
|
visible if we're compiling with _POSIX_SOURCE defined. Thus, we'll
|
|
just stick in the SVID values and be done with it. Sigh.
|
|
*/
|
|
|
|
# ifndef F_ULOCK
|
|
# define F_ULOCK 0 /* Unlock a previously locked region */
|
|
# endif
|
|
# ifndef F_LOCK
|
|
# define F_LOCK 1 /* Lock a region for exclusive use */
|
|
# endif
|
|
# ifndef F_TLOCK
|
|
# define F_TLOCK 2 /* Test and lock a region for exclusive use */
|
|
# endif
|
|
# ifndef F_TEST
|
|
# define F_TEST 3 /* Test a region for other processes locks */
|
|
# endif
|
|
|
|
static int
|
|
lockf_emulate_flock(int fd, int operation)
|
|
{
|
|
int i;
|
|
int save_errno;
|
|
Off_t pos;
|
|
|
|
/* flock locks entire file so for lockf we need to do the same */
|
|
save_errno = errno;
|
|
pos = PerlLIO_lseek(fd, (Off_t)0, SEEK_CUR); /* get pos to restore later */
|
|
if (pos > 0) /* is seekable and needs to be repositioned */
|
|
if (PerlLIO_lseek(fd, (Off_t)0, SEEK_SET) < 0)
|
|
pos = -1; /* seek failed, so don't seek back afterwards */
|
|
errno = save_errno;
|
|
|
|
switch (operation) {
|
|
|
|
/* LOCK_SH - get a shared lock */
|
|
case LOCK_SH:
|
|
/* LOCK_EX - get an exclusive lock */
|
|
case LOCK_EX:
|
|
i = lockf (fd, F_LOCK, 0);
|
|
break;
|
|
|
|
/* LOCK_SH|LOCK_NB - get a non-blocking shared lock */
|
|
case LOCK_SH|LOCK_NB:
|
|
/* LOCK_EX|LOCK_NB - get a non-blocking exclusive lock */
|
|
case LOCK_EX|LOCK_NB:
|
|
i = lockf (fd, F_TLOCK, 0);
|
|
if (i == -1)
|
|
if ((errno == EAGAIN) || (errno == EACCES))
|
|
errno = EWOULDBLOCK;
|
|
break;
|
|
|
|
/* LOCK_UN - unlock (non-blocking is a no-op) */
|
|
case LOCK_UN:
|
|
case LOCK_UN|LOCK_NB:
|
|
i = lockf (fd, F_ULOCK, 0);
|
|
break;
|
|
|
|
/* Default - can't decipher operation */
|
|
default:
|
|
i = -1;
|
|
errno = EINVAL;
|
|
break;
|
|
}
|
|
|
|
if (pos > 0) /* need to restore position of the handle */
|
|
PerlLIO_lseek(fd, pos, SEEK_SET); /* ignore error here */
|
|
|
|
return (i);
|
|
}
|
|
|
|
#endif /* LOCKF_EMULATE_FLOCK */
|