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Sprinkle volatile, instead of using the (void)&foo; which does not work on

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gcc 4.
This commit is contained in:
christos 2006-12-13 16:08:26 +00:00
parent 902f215bd9
commit df99a4dd43
1 changed files with 11 additions and 13 deletions
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24
sbin/fsck/fsck.c
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@ -1,4 +1,4 @@
/* $NetBSD: fsck.c,v 1.44 2006/10/16 02:44:46 christos Exp $ */
/* $NetBSD: fsck.c,v 1.45 2006/12/13 16:08:26 christos Exp $ */
/*
* Copyright (c) 1996 Christos Zoulas. All rights reserved.
@ -36,7 +36,7 @@
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: fsck.c,v 1.44 2006/10/16 02:44:46 christos Exp $");
__RCSID("$NetBSD: fsck.c,v 1.45 2006/12/13 16:08:26 christos Exp $");
#endif /* not lint */
#include <sys/param.h>
@ -236,7 +236,7 @@ isok(struct fstab *fs)
static int
checkfs(const char *vfstype, const char *spec, const char *mntpt, void *auxarg,
checkfs(const char *vfst, const char *spec, const char *mntpt, void *auxarg,
pid_t *pidp)
{
/* List of directories containing fsck_xxx subcommands. */
@ -249,25 +249,23 @@ checkfs(const char *vfstype, const char *spec, const char *mntpt, void *auxarg,
NULL
};
const char ** volatile argv, **edir;
const char * volatile vfstype = vfst;
pid_t pid;
int argc, i, status, maxargc;
char *optbuf, execname[MAXPATHLEN + 1], execbase[MAXPATHLEN];
char *optb;
char *volatile optbuf;
char execname[MAXPATHLEN + 1], execbase[MAXPATHLEN];
const char *extra = getoptions(vfstype);
#ifdef __GNUC__
/* Avoid vfork clobbering */
(void) &optbuf;
(void) &vfstype;
#endif
if (!strcmp(vfstype, "ufs"))
vfstype = MOUNT_UFS;
optbuf = NULL;
optb = NULL;
if (options)
catopt(&optbuf, options);
catopt(&optb, options);
if (extra)
catopt(&optbuf, extra);
catopt(&optb, extra);
optbuf = optb;
maxargc = 64;
argv = emalloc(sizeof(char *) * maxargc);