Aren/NetBSD
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

- make a variable volatile, that gcc warns vfork will clobber.

Browse Source 
- don't blindly walk before the beginning of the buffer because of a
  corrupt dependency file. In this case the first character of the
  dependency file was a :
This commit is contained in:
christos 2006-10-15 18:50:47 +00:00
parent 2bd08fcc54
commit 6cbdf318bf
1 changed files with 7 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
usr.bin/mkdep/mkdep.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: mkdep.c,v 1.28 2006/03/20 23:13:51 christos Exp $ */
/* $NetBSD: mkdep.c,v 1.29 2006/10/15 18:50:47 christos Exp $ */
/*-
* Copyright (c) 1999 The NetBSD Foundation, Inc.
@ -44,7 +44,7 @@
#if !defined(lint)
__COPYRIGHT("@(#) Copyright (c) 1999 The NetBSD Foundation, Inc.\n\
All rights reserved.\n");
__RCSID("$NetBSD: mkdep.c,v 1.28 2006/03/20 23:13:51 christos Exp $");
__RCSID("$NetBSD: mkdep.c,v 1.29 2006/10/15 18:50:47 christos Exp $");
#endif /* not lint */
#include <sys/mman.h>
@ -107,7 +107,7 @@ static int
run_cc(int argc, char **argv, const char **fname)
{
const char *CC, *tmpdir;
char *pathname;
char * volatile pathname;
static char tmpfilename[MAXPATHLEN];
char **args;
int tmpfd;
@ -358,10 +358,13 @@ main(int argc, char **argv)
if (suff_list != NULL) {
/* Find the .o: */
/* First allow for any whitespace */
for (suf = colon; ; suf--) {
for (suf = colon; suf > buf; suf--) {
if (!isspace((unsigned char)suf[-1]))
break;
}
if (suf == buf)
errx(EXIT_FAILURE,
"Corrupted file `%s'", fname);
/* Then look for any valid suffix */
for (sl = suff_list; sl->len != 0; sl++) {
if (!memcmp(suf - sl->len, sl->suff,