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make busybox passwd work when /etc/passwd is a symlink to /rom

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk/openwrt@431 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2005-03-23 14:31:49 +00:00
parent 4f854eed21
commit 50140b4aa3
1 changed files with 32 additions and 0 deletions
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32
package/busybox/patches/140-unlink-passwd.patch Normal file
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@ -0,0 +1,32 @@
--- busybox-1.00.old/loginutils/passwd.c 2004-09-15 04:39:09.000000000 +0200
+++ busybox-1.00/loginutils/passwd.c 2005-03-23 15:31:07.000000000 +0100
@@ -54,11 +54,12 @@
snprintf(filename, sizeof filename, "%s", bb_path_passwd_file);
}
- if (((fp = fopen(filename, "r+")) == 0) || (fstat(fileno(fp), &sb))) {
+ if (((fp = fopen(filename, "r")) == 0) || (fstat(fileno(fp), &sb))) {
/* return 0; */
return 1;
}
+#if 0
/* Lock the password file before updating */
lock.l_type = F_WRLCK;
lock.l_whence = SEEK_SET;
@@ -69,6 +70,7 @@
return 1;
}
lock.l_type = F_UNLCK;
+#endif
snprintf(buf, sizeof buf, "%s-", filename);
if (create_backup(buf, fp)) {
@@ -119,6 +121,7 @@
fclose(fp);
return 1;
}
+ unlink(filename);
if (rename(buf, filename) < 0) {
fcntl(fileno(fp), F_SETLK, &lock);
fclose(fp);