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Code Issues Releases Activity

Update to 4.4lite2 (clean up includes; initialize the name of the master

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pty correctly (it was broken for calls to openpty() after the first
successful one)).
Obtained from:	4.4lite2
This commit is contained in:
Bruce Evans 1995-10-22 19:11:12 +00:00
parent e3965e5b67
commit 1b88e35b80
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=11681
1 changed files with 11 additions and 10 deletions
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21
lib/libutil/pty.c
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@ -1,5 +1,5 @@
/*-
* Copyright (c) 1990, 1993
* Copyright (c) 1990, 1993, 1994
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -32,20 +32,21 @@
*/
#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)pty.c 8.1 (Berkeley) 6/4/93";
static char sccsid[] = "@(#)pty.c 8.3 (Berkeley) 5/16/94";
#endif /* LIBC_SCCS and not lint */
#include <sys/cdefs.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/ioctl.h>
#include <fcntl.h>
#include <termios.h>
#include <sys/stat.h>
#include <errno.h>
#include <unistd.h>
#include <stdio.h>
#include <string.h>
#include <fcntl.h>
#include <grp.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <termios.h>
#include <unistd.h>
openpty(amaster, aslave, name, termp, winp)
int *amaster, *aslave;
@ -66,6 +67,7 @@ openpty(amaster, aslave, name, termp, winp)
for (cp1 = "pqrsPQRS"; *cp1; cp1++) {
line[8] = *cp1;
for (cp2 = "0123456789abcdefghijklmnopqrstuv"; *cp2; cp2++) {
line[5] = 'p';
line[9] = *cp2;
if ((master = open(line, O_RDWR, 0)) == -1) {
if (errno == ENOENT)
@ -89,7 +91,6 @@ openpty(amaster, aslave, name, termp, winp)
return (0);
}
(void) close(master);
line[5] = 'p';
}
}
}