mirror of
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1506 lines
30 KiB
C
1506 lines
30 KiB
C
/****************************************************************
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Copyright 1990, 1991, 1993, 1994 by AT&T Bell Laboratories and Bellcore.
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Permission to use, copy, modify, and distribute this software
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and its documentation for any purpose and without fee is hereby
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granted, provided that the above copyright notice appear in all
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copies and that both that the copyright notice and this
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permission notice and warranty disclaimer appear in supporting
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documentation, and that the names of AT&T Bell Laboratories or
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Bellcore or any of their entities not be used in advertising or
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publicity pertaining to distribution of the software without
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specific, written prior permission.
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AT&T and Bellcore disclaim all warranties with regard to this
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software, including all implied warranties of merchantability
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and fitness. In no event shall AT&T or Bellcore be liable for
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any special, indirect or consequential damages or any damages
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whatsoever resulting from loss of use, data or profits, whether
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in an action of contract, negligence or other tortious action,
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arising out of or in connection with the use or performance of
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this software.
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****************************************************************/
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/* Routines to generate code for I/O statements.
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Some corrections and improvements due to David Wasley, U. C. Berkeley
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*/
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/* TEMPORARY */
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#define TYIOINT TYLONG
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#define SZIOINT SZLONG
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#include "defs.h"
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#include "names.h"
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#include "iob.h"
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extern int inqmask;
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static void dofclose Argdcl((void));
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static void dofinquire Argdcl((void));
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static void dofmove Argdcl((char*));
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static void dofopen Argdcl((void));
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static void doiolist Argdcl((chainp));
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static void ioset Argdcl((int, int, expptr));
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static void ioseta Argdcl((int, Addrp));
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static void iosetc Argdcl((int, expptr));
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static void iosetip Argdcl((int, int));
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static void iosetlc Argdcl((int, int, int));
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static void putio Argdcl((expptr, expptr));
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static void putiocall Argdcl((expptr));
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iob_data *iob_list;
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Addrp io_structs[9];
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LOCAL char ioroutine[12];
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LOCAL long ioendlab;
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LOCAL long ioerrlab;
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LOCAL int endbit;
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LOCAL int errbit;
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LOCAL long jumplab;
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LOCAL long skiplab;
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LOCAL int ioformatted;
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LOCAL int statstruct = NO;
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LOCAL struct Labelblock *skiplabel;
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Addrp ioblkp;
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#define UNFORMATTED 0
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#define FORMATTED 1
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#define LISTDIRECTED 2
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#define NAMEDIRECTED 3
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#define V(z) ioc[z].iocval
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#define IOALL 07777
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LOCAL struct Ioclist
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{
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char *iocname;
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int iotype;
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expptr iocval;
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}
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ioc[ ] =
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{
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{ "", 0 },
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{ "unit", IOALL },
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{ "fmt", M(IOREAD) | M(IOWRITE) },
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{ "err", IOALL },
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{ "end", M(IOREAD) },
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{ "iostat", IOALL },
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{ "rec", M(IOREAD) | M(IOWRITE) },
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{ "recl", M(IOOPEN) | M(IOINQUIRE) },
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{ "file", M(IOOPEN) | M(IOINQUIRE) },
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{ "status", M(IOOPEN) | M(IOCLOSE) },
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{ "access", M(IOOPEN) | M(IOINQUIRE) },
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{ "form", M(IOOPEN) | M(IOINQUIRE) },
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{ "blank", M(IOOPEN) | M(IOINQUIRE) },
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{ "exist", M(IOINQUIRE) },
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{ "opened", M(IOINQUIRE) },
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{ "number", M(IOINQUIRE) },
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{ "named", M(IOINQUIRE) },
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{ "name", M(IOINQUIRE) },
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{ "sequential", M(IOINQUIRE) },
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{ "direct", M(IOINQUIRE) },
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{ "formatted", M(IOINQUIRE) },
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{ "unformatted", M(IOINQUIRE) },
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{ "nextrec", M(IOINQUIRE) },
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{ "nml", M(IOREAD) | M(IOWRITE) }
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};
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#define NIOS (sizeof(ioc)/sizeof(struct Ioclist) - 1)
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/* #define IOSUNIT 1 */
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/* #define IOSFMT 2 */
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#define IOSERR 3
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#define IOSEND 4
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#define IOSIOSTAT 5
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#define IOSREC 6
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#define IOSRECL 7
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#define IOSFILE 8
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#define IOSSTATUS 9
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#define IOSACCESS 10
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#define IOSFORM 11
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#define IOSBLANK 12
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#define IOSEXISTS 13
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#define IOSOPENED 14
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#define IOSNUMBER 15
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#define IOSNAMED 16
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#define IOSNAME 17
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#define IOSSEQUENTIAL 18
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#define IOSDIRECT 19
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#define IOSFORMATTED 20
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#define IOSUNFORMATTED 21
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#define IOSNEXTREC 22
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#define IOSNML 23
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#define IOSTP V(IOSIOSTAT)
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/* offsets in generated structures */
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#define SZFLAG SZIOINT
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/* offsets for external READ and WRITE statements */
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#define XERR 0
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#define XUNIT SZFLAG
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#define XEND SZFLAG + SZIOINT
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#define XFMT 2*SZFLAG + SZIOINT
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#define XREC 2*SZFLAG + SZIOINT + SZADDR
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/* offsets for internal READ and WRITE statements */
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#define XIUNIT SZFLAG
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#define XIEND SZFLAG + SZADDR
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#define XIFMT 2*SZFLAG + SZADDR
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#define XIRLEN 2*SZFLAG + 2*SZADDR
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#define XIRNUM 2*SZFLAG + 2*SZADDR + SZIOINT
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#define XIREC 2*SZFLAG + 2*SZADDR + 2*SZIOINT
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/* offsets for OPEN statements */
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#define XFNAME SZFLAG + SZIOINT
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#define XFNAMELEN SZFLAG + SZIOINT + SZADDR
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#define XSTATUS SZFLAG + 2*SZIOINT + SZADDR
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#define XACCESS SZFLAG + 2*SZIOINT + 2*SZADDR
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#define XFORMATTED SZFLAG + 2*SZIOINT + 3*SZADDR
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#define XRECLEN SZFLAG + 2*SZIOINT + 4*SZADDR
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#define XBLANK SZFLAG + 3*SZIOINT + 4*SZADDR
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/* offset for CLOSE statement */
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#define XCLSTATUS SZFLAG + SZIOINT
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/* offsets for INQUIRE statement */
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#define XFILE SZFLAG + SZIOINT
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#define XFILELEN SZFLAG + SZIOINT + SZADDR
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#define XEXISTS SZFLAG + 2*SZIOINT + SZADDR
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#define XOPEN SZFLAG + 2*SZIOINT + 2*SZADDR
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#define XNUMBER SZFLAG + 2*SZIOINT + 3*SZADDR
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#define XNAMED SZFLAG + 2*SZIOINT + 4*SZADDR
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#define XNAME SZFLAG + 2*SZIOINT + 5*SZADDR
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#define XNAMELEN SZFLAG + 2*SZIOINT + 6*SZADDR
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#define XQACCESS SZFLAG + 3*SZIOINT + 6*SZADDR
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#define XQACCLEN SZFLAG + 3*SZIOINT + 7*SZADDR
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#define XSEQ SZFLAG + 4*SZIOINT + 7*SZADDR
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#define XSEQLEN SZFLAG + 4*SZIOINT + 8*SZADDR
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#define XDIRECT SZFLAG + 5*SZIOINT + 8*SZADDR
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#define XDIRLEN SZFLAG + 5*SZIOINT + 9*SZADDR
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#define XFORM SZFLAG + 6*SZIOINT + 9*SZADDR
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#define XFORMLEN SZFLAG + 6*SZIOINT + 10*SZADDR
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#define XFMTED SZFLAG + 7*SZIOINT + 10*SZADDR
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#define XFMTEDLEN SZFLAG + 7*SZIOINT + 11*SZADDR
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#define XUNFMT SZFLAG + 8*SZIOINT + 11*SZADDR
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#define XUNFMTLEN SZFLAG + 8*SZIOINT + 12*SZADDR
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#define XQRECL SZFLAG + 9*SZIOINT + 12*SZADDR
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#define XNEXTREC SZFLAG + 9*SZIOINT + 13*SZADDR
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#define XQBLANK SZFLAG + 9*SZIOINT + 14*SZADDR
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#define XQBLANKLEN SZFLAG + 9*SZIOINT + 15*SZADDR
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LOCAL char *cilist_names[] = {
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"cilist",
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"cierr",
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"ciunit",
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"ciend",
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"cifmt",
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"cirec"
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};
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LOCAL char *icilist_names[] = {
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"icilist",
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"icierr",
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"iciunit",
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"iciend",
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"icifmt",
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"icirlen",
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"icirnum"
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};
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LOCAL char *olist_names[] = {
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"olist",
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"oerr",
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"ounit",
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"ofnm",
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"ofnmlen",
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"osta",
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"oacc",
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"ofm",
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"orl",
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"oblnk"
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};
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LOCAL char *cllist_names[] = {
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"cllist",
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"cerr",
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"cunit",
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"csta"
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};
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LOCAL char *alist_names[] = {
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"alist",
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"aerr",
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"aunit"
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};
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LOCAL char *inlist_names[] = {
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"inlist",
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"inerr",
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"inunit",
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"infile",
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"infilen",
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"inex",
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"inopen",
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"innum",
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"innamed",
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"inname",
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"innamlen",
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"inacc",
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"inacclen",
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"inseq",
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"inseqlen",
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"indir",
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"indirlen",
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"infmt",
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"infmtlen",
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"inform",
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"informlen",
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"inunf",
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"inunflen",
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"inrecl",
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"innrec",
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"inblank",
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"inblanklen"
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};
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LOCAL char **io_fields;
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#define zork(n,t) n, sizeof(n)/sizeof(char *) - 1, t
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LOCAL io_setup io_stuff[] = {
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zork(cilist_names, TYCILIST), /* external read/write */
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zork(inlist_names, TYINLIST), /* inquire */
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zork(olist_names, TYOLIST), /* open */
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zork(cllist_names, TYCLLIST), /* close */
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zork(alist_names, TYALIST), /* rewind */
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zork(alist_names, TYALIST), /* backspace */
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zork(alist_names, TYALIST), /* endfile */
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zork(icilist_names,TYICILIST), /* internal read */
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zork(icilist_names,TYICILIST) /* internal write */
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};
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#undef zork
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int
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#ifdef KR_headers
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fmtstmt(lp)
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register struct Labelblock *lp;
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#else
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fmtstmt(register struct Labelblock *lp)
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#endif
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{
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if(lp == NULL)
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{
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execerr("unlabeled format statement" , CNULL);
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return(-1);
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}
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if(lp->labtype == LABUNKNOWN)
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{
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lp->labtype = LABFORMAT;
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lp->labelno = newlabel();
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}
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else if(lp->labtype != LABFORMAT)
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{
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execerr("bad format number", CNULL);
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return(-1);
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}
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return(lp->labelno);
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}
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void
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#ifdef KR_headers
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setfmt(lp)
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struct Labelblock *lp;
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#else
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setfmt(struct Labelblock *lp)
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#endif
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{
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int n, parity;
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char *s0;
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register char *s, *se, *t;
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register k;
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s0 = s = lexline(&n);
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se = t = s + n;
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/* warn of trivial errors, e.g. " 11 CONTINUE" (one too few spaces) */
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/* following FORMAT... */
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if (n <= 0)
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warn("No (...) after FORMAT");
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else if (*s != '(')
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warni("%c rather than ( after FORMAT", *s);
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else if (se[-1] != ')') {
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*se = 0;
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while(--t > s && *t != ')') ;
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if (t <= s)
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warn("No ) at end of FORMAT statement");
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else if (se - t > 30)
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warn1("Extraneous text at end of FORMAT: ...%s", se-12);
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else
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warn1("Extraneous text at end of FORMAT: %s", t+1);
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t = se;
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}
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/* fix MYQUOTES (\002's) and \\'s */
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parity = 1;
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while(s < se)
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switch(*s++) {
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case 2:
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if ((parity ^= 1) && *s == 2) {
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t -= 2;
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++s;
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}
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else
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t += 3;
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break;
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case '"':
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case '\\':
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t++; break;
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}
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s = s0;
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parity = 1;
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if (lp) {
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lp->fmtstring = t = mem((int)(t - s + 1), 0);
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while(s < se)
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switch(k = *s++) {
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case 2:
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if ((parity ^= 1) && *s == 2)
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s++;
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else {
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t[0] = '\\';
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t[1] = '0';
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t[2] = '0';
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t[3] = '2';
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t += 4;
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}
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break;
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case '"':
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case '\\':
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*t++ = '\\';
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/* no break */
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default:
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*t++ = k;
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}
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*t = 0;
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}
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flline();
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}
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void
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#ifdef KR_headers
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startioctl()
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#else
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startioctl()
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#endif
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{
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register int i;
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inioctl = YES;
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nioctl = 0;
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ioformatted = UNFORMATTED;
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for(i = 1 ; i<=NIOS ; ++i)
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V(i) = NULL;
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}
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static long
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newiolabel(Void) {
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long rv;
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rv = ++lastiolabno;
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skiplabel = mklabel(rv);
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skiplabel->labdefined = 1;
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return rv;
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}
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void
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endioctl(Void)
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{
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int i;
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expptr p;
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struct io_setup *ios;
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inioctl = NO;
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/* set up for error recovery */
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ioerrlab = ioendlab = skiplab = jumplab = 0;
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if(p = V(IOSEND))
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if(ISICON(p))
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execlab(ioendlab = p->constblock.Const.ci);
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else
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err("bad end= clause");
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if(p = V(IOSERR))
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if(ISICON(p))
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execlab(ioerrlab = p->constblock.Const.ci);
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else
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err("bad err= clause");
|
|
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if(IOSTP)
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if(IOSTP->tag!=TADDR || ! ISINT(IOSTP->addrblock.vtype) )
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{
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err("iostat must be an integer variable");
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frexpr(IOSTP);
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IOSTP = NULL;
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}
|
|
|
|
if(iostmt == IOREAD)
|
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{
|
|
if(IOSTP)
|
|
{
|
|
if(ioerrlab && ioendlab && ioerrlab==ioendlab)
|
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jumplab = ioerrlab;
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else
|
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skiplab = jumplab = newiolabel();
|
|
}
|
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else {
|
|
if(ioerrlab && ioendlab && ioerrlab!=ioendlab)
|
|
{
|
|
IOSTP = (expptr) mktmp(TYINT, ENULL);
|
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skiplab = jumplab = newiolabel();
|
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}
|
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else
|
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jumplab = (ioerrlab ? ioerrlab : ioendlab);
|
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}
|
|
}
|
|
else if(iostmt == IOWRITE)
|
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{
|
|
if(IOSTP && !ioerrlab)
|
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skiplab = jumplab = newiolabel();
|
|
else
|
|
jumplab = ioerrlab;
|
|
}
|
|
else
|
|
jumplab = ioerrlab;
|
|
|
|
endbit = IOSTP!=NULL || ioendlab!=0; /* for use in startrw() */
|
|
errbit = IOSTP!=NULL || ioerrlab!=0;
|
|
if (jumplab && !IOSTP)
|
|
IOSTP = (expptr) mktmp(TYINT, ENULL);
|
|
|
|
if(iostmt!=IOREAD && iostmt!=IOWRITE)
|
|
{
|
|
ios = io_stuff + iostmt;
|
|
io_fields = ios->fields;
|
|
ioblkp = io_structs[iostmt];
|
|
if(ioblkp == NULL)
|
|
io_structs[iostmt] = ioblkp =
|
|
autovar(1, ios->type, ENULL, "");
|
|
ioset(TYIOINT, XERR, ICON(errbit));
|
|
}
|
|
|
|
switch(iostmt)
|
|
{
|
|
case IOOPEN:
|
|
dofopen();
|
|
break;
|
|
|
|
case IOCLOSE:
|
|
dofclose();
|
|
break;
|
|
|
|
case IOINQUIRE:
|
|
dofinquire();
|
|
break;
|
|
|
|
case IOBACKSPACE:
|
|
dofmove("f_back");
|
|
break;
|
|
|
|
case IOREWIND:
|
|
dofmove("f_rew");
|
|
break;
|
|
|
|
case IOENDFILE:
|
|
dofmove("f_end");
|
|
break;
|
|
|
|
case IOREAD:
|
|
case IOWRITE:
|
|
startrw();
|
|
break;
|
|
|
|
default:
|
|
fatali("impossible iostmt %d", iostmt);
|
|
}
|
|
for(i = 1 ; i<=NIOS ; ++i)
|
|
if(i!=IOSIOSTAT && V(i)!=NULL)
|
|
frexpr(V(i));
|
|
}
|
|
|
|
|
|
int
|
|
iocname(Void)
|
|
{
|
|
register int i;
|
|
int found, mask;
|
|
|
|
found = 0;
|
|
mask = M(iostmt);
|
|
for(i = 1 ; i <= NIOS ; ++i)
|
|
if(!strcmp(ioc[i].iocname, token))
|
|
if(ioc[i].iotype & mask)
|
|
return(i);
|
|
else {
|
|
found = i;
|
|
break;
|
|
}
|
|
if(found) {
|
|
if (iostmt == IOOPEN && !strcmp(ioc[i].iocname, "name")) {
|
|
NOEXT("open with \"name=\" treated as \"file=\"");
|
|
for(i = 1; strcmp(ioc[i].iocname, "file"); i++);
|
|
return i;
|
|
}
|
|
errstr("invalid control %s for statement", ioc[found].iocname);
|
|
}
|
|
else
|
|
errstr("unknown iocontrol %s", token);
|
|
return(IOSBAD);
|
|
}
|
|
|
|
|
|
void
|
|
#ifdef KR_headers
|
|
ioclause(n, p)
|
|
register int n;
|
|
register expptr p;
|
|
#else
|
|
ioclause(register int n, register expptr p)
|
|
#endif
|
|
{
|
|
struct Ioclist *iocp;
|
|
|
|
++nioctl;
|
|
if(n == IOSBAD)
|
|
return;
|
|
if(n == IOSPOSITIONAL)
|
|
{
|
|
n = nioctl;
|
|
if (n == IOSFMT) {
|
|
if (iostmt == IOOPEN) {
|
|
n = IOSFILE;
|
|
NOEXT("file= specifier omitted from open");
|
|
}
|
|
else if (iostmt < IOREAD)
|
|
goto illegal;
|
|
}
|
|
else if(n > IOSFMT)
|
|
{
|
|
illegal:
|
|
err("illegal positional iocontrol");
|
|
return;
|
|
}
|
|
}
|
|
else if (n == IOSNML)
|
|
n = IOSFMT;
|
|
|
|
if(p == NULL)
|
|
{
|
|
if(n == IOSUNIT)
|
|
p = (expptr) (iostmt==IOREAD ? IOSTDIN : IOSTDOUT);
|
|
else if(n != IOSFMT)
|
|
{
|
|
err("illegal * iocontrol");
|
|
return;
|
|
}
|
|
}
|
|
if(n == IOSFMT)
|
|
ioformatted = (p==NULL ? LISTDIRECTED : FORMATTED);
|
|
|
|
iocp = & ioc[n];
|
|
if(iocp->iocval == NULL)
|
|
{
|
|
if(n!=IOSFMT && ( n!=IOSUNIT || (p && p->headblock.vtype!=TYCHAR) ) )
|
|
p = fixtype(p);
|
|
else if (p && p->tag == TPRIM
|
|
&& p->primblock.namep->vclass == CLUNKNOWN) {
|
|
/* kludge made necessary by attempt to infer types
|
|
* for untyped external parameters: given an error
|
|
* in calling sequences, an integer argument might
|
|
* tentatively be assumed TYCHAR; this would otherwise
|
|
* be corrected too late in startrw after startrw
|
|
* had decided this to be an internal file.
|
|
*/
|
|
vardcl(p->primblock.namep);
|
|
p->primblock.vtype = p->primblock.namep->vtype;
|
|
}
|
|
iocp->iocval = p;
|
|
}
|
|
else
|
|
errstr("iocontrol %s repeated", iocp->iocname);
|
|
}
|
|
|
|
/* io list item */
|
|
|
|
void
|
|
#ifdef KR_headers
|
|
doio(list)
|
|
chainp list;
|
|
#else
|
|
doio(chainp list)
|
|
#endif
|
|
{
|
|
if(ioformatted == NAMEDIRECTED)
|
|
{
|
|
if(list)
|
|
err("no I/O list allowed in NAMELIST read/write");
|
|
}
|
|
else
|
|
{
|
|
doiolist(list);
|
|
ioroutine[0] = 'e';
|
|
if (skiplab)
|
|
jumplab = 0;
|
|
putiocall( call0(TYINT, ioroutine) );
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
LOCAL void
|
|
#ifdef KR_headers
|
|
doiolist(p0)
|
|
chainp p0;
|
|
#else
|
|
doiolist(chainp p0)
|
|
#endif
|
|
{
|
|
chainp p;
|
|
register tagptr q;
|
|
register expptr qe;
|
|
register Namep qn;
|
|
Addrp tp;
|
|
int range;
|
|
extern char *ohalign;
|
|
|
|
for (p = p0 ; p ; p = p->nextp)
|
|
{
|
|
q = (tagptr)p->datap;
|
|
if(q->tag == TIMPLDO)
|
|
{
|
|
exdo(range=newlabel(), (Namep)0,
|
|
q->impldoblock.impdospec);
|
|
doiolist(q->impldoblock.datalist);
|
|
enddo(range);
|
|
free( (charptr) q);
|
|
}
|
|
else {
|
|
if(q->tag==TPRIM && q->primblock.argsp==NULL
|
|
&& q->primblock.namep->vdim!=NULL)
|
|
{
|
|
vardcl(qn = q->primblock.namep);
|
|
if(qn->vdim->nelt) {
|
|
putio( fixtype(cpexpr(qn->vdim->nelt)),
|
|
(expptr)mkscalar(qn) );
|
|
qn->vlastdim = 0;
|
|
}
|
|
else
|
|
err("attempt to i/o array of unknown size");
|
|
}
|
|
else if(q->tag==TPRIM && q->primblock.argsp==NULL &&
|
|
(qe = (expptr) memversion(q->primblock.namep)) )
|
|
putio(ICON(1),qe);
|
|
else if (ISCONST(q) && q->constblock.vtype == TYCHAR) {
|
|
halign = 0;
|
|
putio(ICON(1), qe = fixtype(cpexpr(q)));
|
|
halign = ohalign;
|
|
}
|
|
else if(((qe = fixtype(cpexpr(q)))->tag==TADDR &&
|
|
(qe->addrblock.uname_tag != UNAM_CONST ||
|
|
!ISCOMPLEX(qe -> addrblock.vtype))) ||
|
|
(qe -> tag == TCONST && !ISCOMPLEX(qe ->
|
|
headblock.vtype))) {
|
|
if (qe -> tag == TCONST)
|
|
qe = (expptr) putconst((Constp)qe);
|
|
putio(ICON(1), qe);
|
|
}
|
|
else if(qe->headblock.vtype != TYERROR)
|
|
{
|
|
if(iostmt == IOWRITE)
|
|
{
|
|
expptr qvl;
|
|
qvl = NULL;
|
|
if( ISCHAR(qe) )
|
|
{
|
|
qvl = (expptr)
|
|
cpexpr(qe->headblock.vleng);
|
|
tp = mktmp(qe->headblock.vtype,
|
|
ICON(lencat(qe)));
|
|
}
|
|
else
|
|
tp = mktmp(qe->headblock.vtype,
|
|
qe->headblock.vleng);
|
|
puteq( cpexpr((expptr)tp), qe);
|
|
if(qvl) /* put right length on block */
|
|
{
|
|
frexpr(tp->vleng);
|
|
tp->vleng = qvl;
|
|
}
|
|
putio(ICON(1), (expptr)tp);
|
|
}
|
|
else
|
|
err("non-left side in READ list");
|
|
}
|
|
frexpr(q);
|
|
}
|
|
}
|
|
frchain( &p0 );
|
|
}
|
|
|
|
int iocalladdr = TYADDR; /* for fixing TYADDR in saveargtypes */
|
|
int typeconv[TYERROR+1] = {
|
|
#ifdef TYQUAD
|
|
0, 1, 11, 2, 3, 14, 4, 5, 6, 7, 12, 13, 8, 9, 10, 15
|
|
#else
|
|
0, 1, 11, 2, 3, 4, 5, 6, 7, 12, 13, 8, 9, 10, 14
|
|
#endif
|
|
};
|
|
|
|
LOCAL void
|
|
#ifdef KR_headers
|
|
putio(nelt, addr)
|
|
expptr nelt;
|
|
register expptr addr;
|
|
#else
|
|
putio(expptr nelt, register expptr addr)
|
|
#endif
|
|
{
|
|
int type;
|
|
register expptr q;
|
|
register Addrp c = 0;
|
|
|
|
type = addr->headblock.vtype;
|
|
if(ioformatted!=LISTDIRECTED && ISCOMPLEX(type) )
|
|
{
|
|
nelt = mkexpr(OPSTAR, ICON(2), nelt);
|
|
type -= (TYCOMPLEX-TYREAL);
|
|
}
|
|
|
|
/* pass a length with every item. for noncharacter data, fake one */
|
|
if(type != TYCHAR)
|
|
{
|
|
|
|
if( ISCONST(addr) )
|
|
addr = (expptr) putconst((Constp)addr);
|
|
c = ALLOC(Addrblock);
|
|
c->tag = TADDR;
|
|
c->vtype = TYLENG;
|
|
c->vstg = STGAUTO;
|
|
c->ntempelt = 1;
|
|
c->isarray = 1;
|
|
c->memoffset = ICON(0);
|
|
c->uname_tag = UNAM_IDENT;
|
|
c->charleng = 1;
|
|
sprintf(c->user.ident, "(ftnlen)sizeof(%s)", typename[type]);
|
|
addr = mkexpr(OPCHARCAST, addr, ENULL);
|
|
}
|
|
|
|
nelt = fixtype( mkconv(tyioint,nelt) );
|
|
if(ioformatted == LISTDIRECTED) {
|
|
expptr mc = mkconv(tyioint, ICON(typeconv[type]));
|
|
q = c ? call4(TYINT, "do_lio", mc, nelt, addr, (expptr)c)
|
|
: call3(TYINT, "do_lio", mc, nelt, addr);
|
|
}
|
|
else {
|
|
char *s = ioformatted==FORMATTED ? "do_fio" : "do_uio";
|
|
q = c ? call3(TYINT, s, nelt, addr, (expptr)c)
|
|
: call2(TYINT, s, nelt, addr);
|
|
}
|
|
iocalladdr = TYCHAR;
|
|
putiocall(q);
|
|
iocalladdr = TYADDR;
|
|
}
|
|
|
|
|
|
|
|
void
|
|
endio(Void)
|
|
{
|
|
if(skiplab)
|
|
{
|
|
if (ioformatted != NAMEDIRECTED)
|
|
p1_label((long)(skiplabel - labeltab));
|
|
if(ioendlab) {
|
|
exif( mkexpr(OPLT, cpexpr(IOSTP), ICON(0)));
|
|
exgoto(execlab(ioendlab));
|
|
exendif();
|
|
}
|
|
if(ioerrlab) {
|
|
exif( mkexpr(iostmt==IOREAD||iostmt==IOWRITE
|
|
? OPGT : OPNE,
|
|
cpexpr(IOSTP), ICON(0)));
|
|
exgoto(execlab(ioerrlab));
|
|
exendif();
|
|
}
|
|
}
|
|
|
|
if(IOSTP)
|
|
frexpr(IOSTP);
|
|
}
|
|
|
|
|
|
|
|
LOCAL void
|
|
#ifdef KR_headers
|
|
putiocall(q)
|
|
register expptr q;
|
|
#else
|
|
putiocall(register expptr q)
|
|
#endif
|
|
{
|
|
int tyintsave;
|
|
|
|
tyintsave = tyint;
|
|
tyint = tyioint; /* for -I2 and -i2 */
|
|
|
|
if(IOSTP)
|
|
{
|
|
q->headblock.vtype = TYINT;
|
|
q = fixexpr((Exprp)mkexpr(OPASSIGN, cpexpr(IOSTP), q));
|
|
}
|
|
putexpr(q);
|
|
if(jumplab) {
|
|
exif(mkexpr(OPNE, cpexpr(IOSTP), ICON(0)));
|
|
exgoto(execlab(jumplab));
|
|
exendif();
|
|
}
|
|
tyint = tyintsave;
|
|
}
|
|
|
|
void
|
|
#ifdef KR_headers
|
|
fmtname(np, q)
|
|
Namep np;
|
|
register Addrp q;
|
|
#else
|
|
fmtname(Namep np, register Addrp q)
|
|
#endif
|
|
{
|
|
register int k;
|
|
register char *s, *t;
|
|
extern chainp assigned_fmts;
|
|
|
|
if (!np->vfmt_asg) {
|
|
np->vfmt_asg = 1;
|
|
assigned_fmts = mkchain((char *)np, assigned_fmts);
|
|
}
|
|
k = strlen(s = np->fvarname);
|
|
if (k < IDENT_LEN - 4) {
|
|
q->uname_tag = UNAM_IDENT;
|
|
t = q->user.ident;
|
|
}
|
|
else {
|
|
q->uname_tag = UNAM_CHARP;
|
|
q->user.Charp = t = mem(k + 5,0);
|
|
}
|
|
sprintf(t, "%s_fmt", s);
|
|
}
|
|
|
|
LOCAL Addrp
|
|
#ifdef KR_headers
|
|
asg_addr(p)
|
|
union Expression *p;
|
|
#else
|
|
asg_addr(union Expression *p)
|
|
#endif
|
|
{
|
|
register Addrp q;
|
|
|
|
if (p->tag != TPRIM)
|
|
badtag("asg_addr", p->tag);
|
|
q = ALLOC(Addrblock);
|
|
q->tag = TADDR;
|
|
q->vtype = TYCHAR;
|
|
q->vstg = STGAUTO;
|
|
q->ntempelt = 1;
|
|
q->isarray = 0;
|
|
q->memoffset = ICON(0);
|
|
fmtname(p->primblock.namep, q);
|
|
return q;
|
|
}
|
|
|
|
void
|
|
startrw(Void)
|
|
{
|
|
register expptr p;
|
|
register Namep np;
|
|
register Addrp unitp, fmtp, recp;
|
|
register expptr nump;
|
|
int iostmt1;
|
|
flag intfile, sequential, ok, varfmt;
|
|
struct io_setup *ios;
|
|
|
|
/* First look at all the parameters and determine what is to be done */
|
|
|
|
ok = YES;
|
|
statstruct = YES;
|
|
|
|
intfile = NO;
|
|
if(p = V(IOSUNIT))
|
|
{
|
|
if( ISINT(p->headblock.vtype) ) {
|
|
int_unit:
|
|
unitp = (Addrp) cpexpr(p);
|
|
}
|
|
else if(p->headblock.vtype == TYCHAR)
|
|
{
|
|
if (nioctl == 1 && iostmt == IOREAD) {
|
|
/* kludge to recognize READ(format expr) */
|
|
V(IOSFMT) = p;
|
|
V(IOSUNIT) = p = (expptr) IOSTDIN;
|
|
ioformatted = FORMATTED;
|
|
goto int_unit;
|
|
}
|
|
intfile = YES;
|
|
if(p->tag==TPRIM && p->primblock.argsp==NULL &&
|
|
(np = p->primblock.namep)->vdim!=NULL)
|
|
{
|
|
vardcl(np);
|
|
if(nump = np->vdim->nelt)
|
|
{
|
|
nump = fixtype(cpexpr(nump));
|
|
if( ! ISCONST(nump) ) {
|
|
statstruct = NO;
|
|
np->vlastdim = 0;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
err("attempt to use internal unit array of unknown size");
|
|
ok = NO;
|
|
nump = ICON(1);
|
|
}
|
|
unitp = mkscalar(np);
|
|
}
|
|
else {
|
|
nump = ICON(1);
|
|
unitp = (Addrp /*pjw */) fixtype(cpexpr(p));
|
|
}
|
|
if(! isstatic((expptr)unitp) )
|
|
statstruct = NO;
|
|
}
|
|
else {
|
|
err("unit specifier not of type integer or character");
|
|
ok = NO;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
err("bad unit specifier");
|
|
ok = NO;
|
|
}
|
|
|
|
sequential = YES;
|
|
if(p = V(IOSREC))
|
|
if( ISINT(p->headblock.vtype) )
|
|
{
|
|
recp = (Addrp) cpexpr(p);
|
|
sequential = NO;
|
|
}
|
|
else {
|
|
err("bad REC= clause");
|
|
ok = NO;
|
|
}
|
|
else
|
|
recp = NULL;
|
|
|
|
|
|
varfmt = YES;
|
|
fmtp = NULL;
|
|
if(p = V(IOSFMT))
|
|
{
|
|
if(p->tag==TPRIM && p->primblock.argsp==NULL)
|
|
{
|
|
np = p->primblock.namep;
|
|
if(np->vclass == CLNAMELIST)
|
|
{
|
|
ioformatted = NAMEDIRECTED;
|
|
fmtp = (Addrp) fixtype(p);
|
|
V(IOSFMT) = (expptr)fmtp;
|
|
if (skiplab)
|
|
jumplab = 0;
|
|
goto endfmt;
|
|
}
|
|
vardcl(np);
|
|
if(np->vdim)
|
|
{
|
|
if( ! ONEOF(np->vstg, MSKSTATIC) )
|
|
statstruct = NO;
|
|
fmtp = mkscalar(np);
|
|
goto endfmt;
|
|
}
|
|
if( ISINT(np->vtype) ) /* ASSIGNed label */
|
|
{
|
|
statstruct = NO;
|
|
varfmt = YES;
|
|
fmtp = asg_addr(p);
|
|
goto endfmt;
|
|
}
|
|
}
|
|
p = V(IOSFMT) = fixtype(p);
|
|
if(p->headblock.vtype == TYCHAR
|
|
/* Since we allow write(6,n) */
|
|
/* we may as well allow write(6,n(2)) */
|
|
|| p->tag == TADDR && ISINT(p->addrblock.vtype))
|
|
{
|
|
if( ! isstatic(p) )
|
|
statstruct = NO;
|
|
fmtp = (Addrp) cpexpr(p);
|
|
}
|
|
else if( ISICON(p) )
|
|
{
|
|
struct Labelblock *lp;
|
|
lp = mklabel(p->constblock.Const.ci);
|
|
if (fmtstmt(lp) > 0)
|
|
{
|
|
fmtp = (Addrp)mkaddcon(lp->stateno);
|
|
/* lp->stateno for names fmt_nnn */
|
|
lp->fmtlabused = 1;
|
|
varfmt = NO;
|
|
}
|
|
else
|
|
ioformatted = UNFORMATTED;
|
|
}
|
|
else {
|
|
err("bad format descriptor");
|
|
ioformatted = UNFORMATTED;
|
|
ok = NO;
|
|
}
|
|
}
|
|
else
|
|
fmtp = NULL;
|
|
|
|
endfmt:
|
|
if(intfile) {
|
|
if (ioformatted==UNFORMATTED) {
|
|
err("unformatted internal I/O not allowed");
|
|
ok = NO;
|
|
}
|
|
if (recp) {
|
|
err("direct internal I/O not allowed");
|
|
ok = NO;
|
|
}
|
|
}
|
|
if(!sequential && ioformatted==LISTDIRECTED)
|
|
{
|
|
err("direct list-directed I/O not allowed");
|
|
ok = NO;
|
|
}
|
|
if(!sequential && ioformatted==NAMEDIRECTED)
|
|
{
|
|
err("direct namelist I/O not allowed");
|
|
ok = NO;
|
|
}
|
|
|
|
if( ! ok ) {
|
|
statstruct = NO;
|
|
return;
|
|
}
|
|
|
|
/*
|
|
Now put out the I/O structure, statically if all the clauses
|
|
are constants, dynamically otherwise
|
|
*/
|
|
|
|
if (intfile) {
|
|
ios = io_stuff + iostmt;
|
|
iostmt1 = IOREAD;
|
|
}
|
|
else {
|
|
ios = io_stuff;
|
|
iostmt1 = 0;
|
|
}
|
|
io_fields = ios->fields;
|
|
if(statstruct)
|
|
{
|
|
ioblkp = ALLOC(Addrblock);
|
|
ioblkp->tag = TADDR;
|
|
ioblkp->vtype = ios->type;
|
|
ioblkp->vclass = CLVAR;
|
|
ioblkp->vstg = STGINIT;
|
|
ioblkp->memno = ++lastvarno;
|
|
ioblkp->memoffset = ICON(0);
|
|
ioblkp -> uname_tag = UNAM_IDENT;
|
|
new_iob_data(ios,
|
|
temp_name("io_", lastvarno, ioblkp->user.ident)); }
|
|
else if(!(ioblkp = io_structs[iostmt1]))
|
|
io_structs[iostmt1] = ioblkp =
|
|
autovar(1, ios->type, ENULL, "");
|
|
|
|
ioset(TYIOINT, XERR, ICON(errbit));
|
|
if(iostmt == IOREAD)
|
|
ioset(TYIOINT, (intfile ? XIEND : XEND), ICON(endbit) );
|
|
|
|
if(intfile)
|
|
{
|
|
ioset(TYIOINT, XIRNUM, nump);
|
|
ioset(TYIOINT, XIRLEN, cpexpr(unitp->vleng) );
|
|
ioseta(XIUNIT, unitp);
|
|
}
|
|
else
|
|
ioset(TYIOINT, XUNIT, (expptr) unitp);
|
|
|
|
if(recp)
|
|
ioset(TYIOINT, /* intfile ? XIREC : */ XREC, (expptr) recp);
|
|
|
|
if(varfmt)
|
|
ioseta( intfile ? XIFMT : XFMT , fmtp);
|
|
else
|
|
ioset(TYADDR, intfile ? XIFMT : XFMT, (expptr) fmtp);
|
|
|
|
ioroutine[0] = 's';
|
|
ioroutine[1] = '_';
|
|
ioroutine[2] = iostmt==IOREAD ? 'r' : 'w';
|
|
ioroutine[3] = "ds"[sequential];
|
|
ioroutine[4] = "ufln"[ioformatted];
|
|
ioroutine[5] = "ei"[intfile];
|
|
ioroutine[6] = '\0';
|
|
|
|
putiocall( call1(TYINT, ioroutine, cpexpr((expptr)ioblkp) ));
|
|
|
|
if(statstruct)
|
|
{
|
|
frexpr((expptr)ioblkp);
|
|
statstruct = NO;
|
|
ioblkp = 0; /* unnecessary */
|
|
}
|
|
}
|
|
|
|
|
|
|
|
LOCAL void
|
|
dofopen(Void)
|
|
{
|
|
register expptr p;
|
|
|
|
if( (p = V(IOSUNIT)) && ISINT(p->headblock.vtype) )
|
|
ioset(TYIOINT, XUNIT, cpexpr(p) );
|
|
else
|
|
err("bad unit in open");
|
|
if( (p = V(IOSFILE)) )
|
|
if(p->headblock.vtype == TYCHAR)
|
|
ioset(TYIOINT, XFNAMELEN, cpexpr(p->headblock.vleng) );
|
|
else
|
|
err("bad file in open");
|
|
|
|
iosetc(XFNAME, p);
|
|
|
|
if(p = V(IOSRECL))
|
|
if( ISINT(p->headblock.vtype) )
|
|
ioset(TYIOINT, XRECLEN, cpexpr(p) );
|
|
else
|
|
err("bad recl");
|
|
else
|
|
ioset(TYIOINT, XRECLEN, ICON(0) );
|
|
|
|
iosetc(XSTATUS, V(IOSSTATUS));
|
|
iosetc(XACCESS, V(IOSACCESS));
|
|
iosetc(XFORMATTED, V(IOSFORM));
|
|
iosetc(XBLANK, V(IOSBLANK));
|
|
|
|
putiocall( call1(TYINT, "f_open", cpexpr((expptr)ioblkp) ));
|
|
}
|
|
|
|
|
|
LOCAL void
|
|
dofclose(Void)
|
|
{
|
|
register expptr p;
|
|
|
|
if( (p = V(IOSUNIT)) && ISINT(p->headblock.vtype) )
|
|
{
|
|
ioset(TYIOINT, XUNIT, cpexpr(p) );
|
|
iosetc(XCLSTATUS, V(IOSSTATUS));
|
|
putiocall( call1(TYINT, "f_clos", cpexpr((expptr)ioblkp)) );
|
|
}
|
|
else
|
|
err("bad unit in close statement");
|
|
}
|
|
|
|
|
|
LOCAL void
|
|
dofinquire(Void)
|
|
{
|
|
register expptr p;
|
|
if(p = V(IOSUNIT))
|
|
{
|
|
if( V(IOSFILE) )
|
|
err("inquire by unit or by file, not both");
|
|
ioset(TYIOINT, XUNIT, cpexpr(p) );
|
|
}
|
|
else if( ! V(IOSFILE) )
|
|
err("must inquire by unit or by file");
|
|
iosetlc(IOSFILE, XFILE, XFILELEN);
|
|
iosetip(IOSEXISTS, XEXISTS);
|
|
iosetip(IOSOPENED, XOPEN);
|
|
iosetip(IOSNUMBER, XNUMBER);
|
|
iosetip(IOSNAMED, XNAMED);
|
|
iosetlc(IOSNAME, XNAME, XNAMELEN);
|
|
iosetlc(IOSACCESS, XQACCESS, XQACCLEN);
|
|
iosetlc(IOSSEQUENTIAL, XSEQ, XSEQLEN);
|
|
iosetlc(IOSDIRECT, XDIRECT, XDIRLEN);
|
|
iosetlc(IOSFORM, XFORM, XFORMLEN);
|
|
iosetlc(IOSFORMATTED, XFMTED, XFMTEDLEN);
|
|
iosetlc(IOSUNFORMATTED, XUNFMT, XUNFMTLEN);
|
|
iosetip(IOSRECL, XQRECL);
|
|
iosetip(IOSNEXTREC, XNEXTREC);
|
|
iosetlc(IOSBLANK, XQBLANK, XQBLANKLEN);
|
|
|
|
putiocall( call1(TYINT, "f_inqu", cpexpr((expptr)ioblkp) ));
|
|
}
|
|
|
|
|
|
|
|
LOCAL void
|
|
#ifdef KR_headers
|
|
dofmove(subname)
|
|
char *subname;
|
|
#else
|
|
dofmove(char *subname)
|
|
#endif
|
|
{
|
|
register expptr p;
|
|
|
|
if( (p = V(IOSUNIT)) && ISINT(p->headblock.vtype) )
|
|
{
|
|
ioset(TYIOINT, XUNIT, cpexpr(p) );
|
|
putiocall( call1(TYINT, subname, cpexpr((expptr)ioblkp) ));
|
|
}
|
|
else
|
|
err("bad unit in I/O motion statement");
|
|
}
|
|
|
|
static int ioset_assign = OPASSIGN;
|
|
|
|
LOCAL void
|
|
#ifdef KR_headers
|
|
ioset(type, offset, p)
|
|
int type;
|
|
int offset;
|
|
register expptr p;
|
|
#else
|
|
ioset(int type, int offset, register expptr p)
|
|
#endif
|
|
{
|
|
offset /= SZLONG;
|
|
if(statstruct && ISCONST(p)) {
|
|
register char *s;
|
|
switch(type) {
|
|
case TYADDR: /* stmt label */
|
|
s = "fmt_";
|
|
break;
|
|
case TYIOINT:
|
|
s = "";
|
|
break;
|
|
default:
|
|
badtype("ioset", type);
|
|
}
|
|
iob_list->fields[offset] =
|
|
string_num(s, p->constblock.Const.ci);
|
|
frexpr(p);
|
|
}
|
|
else {
|
|
register Addrp q;
|
|
|
|
q = ALLOC(Addrblock);
|
|
q->tag = TADDR;
|
|
q->vtype = type;
|
|
q->vstg = STGAUTO;
|
|
q->ntempelt = 1;
|
|
q->isarray = 0;
|
|
q->memoffset = ICON(0);
|
|
q->uname_tag = UNAM_IDENT;
|
|
sprintf(q->user.ident, "%s.%s",
|
|
statstruct ? iob_list->name : ioblkp->user.ident,
|
|
io_fields[offset + 1]);
|
|
if (type == TYADDR && p->tag == TCONST
|
|
&& p->constblock.vtype == TYADDR) {
|
|
/* kludge */
|
|
register Addrp p1;
|
|
p1 = ALLOC(Addrblock);
|
|
p1->tag = TADDR;
|
|
p1->vtype = type;
|
|
p1->vstg = STGAUTO; /* wrong, but who cares? */
|
|
p1->ntempelt = 1;
|
|
p1->isarray = 0;
|
|
p1->memoffset = ICON(0);
|
|
p1->uname_tag = UNAM_IDENT;
|
|
sprintf(p1->user.ident, "fmt_%ld",
|
|
p->constblock.Const.ci);
|
|
frexpr(p);
|
|
p = (expptr)p1;
|
|
}
|
|
if (type == TYADDR && p->headblock.vtype == TYCHAR)
|
|
q->vtype = TYCHAR;
|
|
putexpr(mkexpr(ioset_assign, (expptr)q, p));
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
LOCAL void
|
|
#ifdef KR_headers
|
|
iosetc(offset, p)
|
|
int offset;
|
|
register expptr p;
|
|
#else
|
|
iosetc(int offset, register expptr p)
|
|
#endif
|
|
{
|
|
if(p == NULL)
|
|
ioset(TYADDR, offset, ICON(0) );
|
|
else if(p->headblock.vtype == TYCHAR) {
|
|
p = putx(fixtype((expptr)putchop(cpexpr(p))));
|
|
ioset(TYADDR, offset, addrof(p));
|
|
}
|
|
else
|
|
err("non-character control clause");
|
|
}
|
|
|
|
|
|
|
|
LOCAL void
|
|
#ifdef KR_headers
|
|
ioseta(offset, p)
|
|
int offset;
|
|
register Addrp p;
|
|
#else
|
|
ioseta(int offset, register Addrp p)
|
|
#endif
|
|
{
|
|
char *s, *s1;
|
|
static char who[] = "ioseta";
|
|
expptr e, mo;
|
|
Namep np;
|
|
ftnint ci;
|
|
int k;
|
|
char buf[24], buf1[24];
|
|
Extsym *comm;
|
|
extern int usedefsforcommon;
|
|
|
|
if(statstruct)
|
|
{
|
|
if (!p)
|
|
return;
|
|
if (p->tag != TADDR)
|
|
badtag(who, p->tag);
|
|
offset /= SZLONG;
|
|
switch(p->uname_tag) {
|
|
case UNAM_NAME:
|
|
mo = p->memoffset;
|
|
if (mo->tag != TCONST)
|
|
badtag("ioseta/memoffset", mo->tag);
|
|
np = p->user.name;
|
|
np->visused = 1;
|
|
ci = mo->constblock.Const.ci - np->voffset;
|
|
if (np->vstg == STGCOMMON
|
|
&& !np->vcommequiv
|
|
&& !usedefsforcommon) {
|
|
comm = &extsymtab[np->vardesc.varno];
|
|
sprintf(buf, "%d.", comm->curno);
|
|
k = strlen(buf) + strlen(comm->cextname)
|
|
+ strlen(np->cvarname);
|
|
if (ci) {
|
|
sprintf(buf1, "+%ld", ci);
|
|
k += strlen(buf1);
|
|
}
|
|
else
|
|
buf1[0] = 0;
|
|
s = mem(k + 1, 0);
|
|
sprintf(s, "%s%s%s%s", comm->cextname, buf,
|
|
np->cvarname, buf1);
|
|
}
|
|
else if (ci) {
|
|
sprintf(buf,"%ld", ci);
|
|
s1 = p->user.name->cvarname;
|
|
k = strlen(buf) + strlen(s1);
|
|
sprintf(s = mem(k+2,0), "%s+%s", s1, buf);
|
|
}
|
|
else
|
|
s = cpstring(np->cvarname);
|
|
break;
|
|
case UNAM_CONST:
|
|
s = tostring(p->user.Const.ccp1.ccp0,
|
|
(int)p->vleng->constblock.Const.ci);
|
|
break;
|
|
default:
|
|
badthing("uname_tag", who, p->uname_tag);
|
|
}
|
|
/* kludge for Hollerith */
|
|
if (p->vtype != TYCHAR) {
|
|
s1 = mem(strlen(s)+10,0);
|
|
sprintf(s1, "(char *)%s%s", p->isarray ? "" : "&", s);
|
|
s = s1;
|
|
}
|
|
iob_list->fields[offset] = s;
|
|
}
|
|
else {
|
|
if (!p)
|
|
e = ICON(0);
|
|
else if (p->vtype != TYCHAR) {
|
|
NOEXT("non-character variable as format or internal unit");
|
|
e = mkexpr(OPCHARCAST, (expptr)p, ENULL);
|
|
}
|
|
else
|
|
e = addrof((expptr)p);
|
|
ioset(TYADDR, offset, e);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
LOCAL void
|
|
#ifdef KR_headers
|
|
iosetip(i, offset)
|
|
int i;
|
|
int offset;
|
|
#else
|
|
iosetip(int i, int offset)
|
|
#endif
|
|
{
|
|
register expptr p;
|
|
|
|
if(p = V(i))
|
|
if(p->tag==TADDR &&
|
|
ONEOF(p->addrblock.vtype, inqmask) ) {
|
|
ioset_assign = OPASSIGNI;
|
|
ioset(TYADDR, offset, addrof(cpexpr(p)) );
|
|
ioset_assign = OPASSIGN;
|
|
}
|
|
else
|
|
errstr("impossible inquire parameter %s", ioc[i].iocname);
|
|
else
|
|
ioset(TYADDR, offset, ICON(0) );
|
|
}
|
|
|
|
|
|
|
|
LOCAL void
|
|
#ifdef KR_headers
|
|
iosetlc(i, offp, offl)
|
|
int i;
|
|
int offp;
|
|
int offl;
|
|
#else
|
|
iosetlc(int i, int offp, int offl)
|
|
#endif
|
|
{
|
|
register expptr p;
|
|
if( (p = V(i)) && p->headblock.vtype==TYCHAR)
|
|
ioset(TYIOINT, offl, cpexpr(p->headblock.vleng) );
|
|
iosetc(offp, p);
|
|
}
|