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authorRich Felker <dalias@aerifal.cx>2011-09-27 16:45:29 -0400
committerRich Felker <dalias@aerifal.cx>2011-09-27 16:45:29 -0400
commitaef84ca7ec87ed21c2a2d5eecf3b4bbd6cbe3db9 (patch)
tree8fec45826a94354abe12e973f89086bda52cc1f4 /src/passwd/getgrent.c
parent60164570111873175111cf8a5b973375e492eee9 (diff)
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fix clobbering of errno in get(pw|gr)([ug]id|nam) by fclose
Diffstat (limited to 'src/passwd/getgrent.c')
-rw-r--r--src/passwd/getgrent.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/passwd/getgrent.c b/src/passwd/getgrent.c
index e9d25eba..4cbe1ebf 100644
--- a/src/passwd/getgrent.c
+++ b/src/passwd/getgrent.c
@@ -23,17 +23,23 @@ struct group *getgrent()
struct group *getgrgid(gid_t gid)
{
struct group *gr;
+ int errno_saved;
setgrent();
while ((gr=getgrent()) && gr->gr_gid != gid);
+ errno_saved = errno;
endgrent();
+ errno = errno_saved;
return gr;
}
struct group *getgrnam(const char *name)
{
struct group *gr;
+ int errno_saved;
setgrent();
while ((gr=getgrent()) && strcmp(gr->gr_name, name));
+ errno_saved = errno;
endgrent();
+ errno = errno_saved;
return gr;
}