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use mkstemp() and plug memory leak; fixes PR bin/3517.

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This commit is contained in:
mikel 1997-04-23 07:11:09 +00:00
parent e98ae4a7d1
commit 75418659ae
1 changed files with 14 additions and 3 deletions
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17
usr.bin/tn3270/sys_curses/system.c
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@ -1,4 +1,4 @@
/* $NetBSD: system.c,v 1.4 1997/01/09 20:22:28 tls Exp $ */
/* $NetBSD: system.c,v 1.5 1997/04/23 07:11:09 mikel Exp $ */
/*-
* Copyright (c) 1988 The Regents of the University of California.
@ -35,7 +35,7 @@
#ifndef lint
/*static char sccsid[] = "from: @(#)system.c 4.5 (Berkeley) 4/26/91";*/
static char rcsid[] = "$NetBSD: system.c,v 1.4 1997/01/09 20:22:28 tls Exp $";
static char rcsid[] = "$NetBSD: system.c,v 1.5 1997/04/23 07:11:09 mikel Exp $";
#endif /* not lint */
#include <sys/types.h>
@ -620,7 +620,7 @@ child_died(code)
/*
* Called from telnet.c to fork a lower command.com. We
* use the spint... routines so that we can pick up
* use the sprint... routines so that we can pick up
* interrupts generated by application programs.
*/
@ -638,14 +638,25 @@ char *argv[];
struct timeval tv;
long ikey;
extern long random();
#if !defined(BSD4_4)
extern char *mktemp();
#endif /* !defined(BSD4_4) */
extern char *strcpy();
/* First, create verification file. */
#if defined(BSD4_4)
if (keyname != NULL)
free(keyname);
keyname = strdup("/tmp/apiXXXXXX");
fd = mkstemp(keyname);
#else
do {
if (keyname != NULL)
free(keyname);
keyname = mktemp(strdup("/tmp/apiXXXXXX"));
fd = open(keyname, O_RDWR|O_CREAT|O_EXCL, IREAD|IWRITE);
} while ((fd == -1) && (errno == EEXIST));
#endif /* defined(BSD4_4) */
if (fd == -1) {
perror("open");