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authorBernhard Reutner-Fischer <rep.dot.nop@gmail.com>2008-10-09 12:19:05 +0000
committerBernhard Reutner-Fischer <rep.dot.nop@gmail.com>2008-10-09 12:19:05 +0000
commit4a9c34b27b90353d60b8f1fbe37a29442dc74056 (patch)
tree7cbc0e24b893defed0b98fdbe065cfc2fff0d3c5 /utils/chroot_realpath.c
parentbe9f2f92264447724eb561c8c124465b2805a6ab (diff)
- fix errno setting (we're outside of libc here)
Diffstat (limited to 'utils/chroot_realpath.c')
-rw-r--r--utils/chroot_realpath.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/utils/chroot_realpath.c b/utils/chroot_realpath.c
index 0785c6c5b..ff1d85d7f 100644
--- a/utils/chroot_realpath.c
+++ b/utils/chroot_realpath.c
@@ -1,5 +1,5 @@
/*
- * chroot_realpath.c -- reslove pathname as if inside chroot
+ * chroot_realpath.c -- resolve pathname as if inside chroot
* Based on realpath.c Copyright (C) 1993 Rick Sladkey <jrs@world.std.com>
*
* This program is free software; you can redistribute it and/or
@@ -32,10 +32,6 @@
#include <limits.h> /* for PATH_MAX */
#include <sys/param.h> /* for MAXPATHLEN */
#include <errno.h>
-#ifndef __set_errno
-#define __set_errno(val) ((errno) = (val))
-#endif
-
#include <sys/stat.h> /* for S_IFLNK */
#ifndef PATH_MAX
@@ -67,7 +63,7 @@ char *chroot_realpath(const char *chroot, const char *path,
chroot_len = strlen(chroot);
if (chroot_len + strlen(path) >= PATH_MAX - 3) {
- __set_errno(ENAMETOOLONG);
+ errno = ENAMETOOLONG;
return NULL;
}
@@ -112,7 +108,7 @@ char *chroot_realpath(const char *chroot, const char *path,
/* Safely copy the next pathname component. */
while (*path != '\0' && *path != '/') {
if (path > max_path) {
- __set_errno(ENAMETOOLONG);
+ errno = ENAMETOOLONG;
return NULL;
}
*new_path++ = *path++;
@@ -123,7 +119,7 @@ char *chroot_realpath(const char *chroot, const char *path,
#ifdef S_IFLNK
/* Protect against infinite loops. */
if (readlinks++ > MAX_READLINKS) {
- __set_errno(ELOOP);
+ errno = ELOOP;
return NULL;
}
/* See if latest pathname component is a symlink. */
@@ -148,7 +144,7 @@ char *chroot_realpath(const char *chroot, const char *path,
while (*(--new_path) != '/') ;
/* Safe sex check. */
if (strlen(path) + n >= PATH_MAX - 2) {
- __set_errno(ENAMETOOLONG);
+ errno = ENAMETOOLONG;
return NULL;
}
/* Insert symlink contents into path. */