diff options
| author | Karel Zak | 2007-03-21 17:29:20 +0100 |
|---|---|---|
| committer | Karel Zak | 2007-03-21 17:29:20 +0100 |
| commit | ac70067ae67d22b5c8305eac87acec5cdf8059e3 (patch) | |
| tree | 687089b2748abf15935697e5f4dd1fcc6a6c75c8 /login-utils/newgrp.c | |
| parent | hwclock: make ggc happy and check return values from fgets, read and write (diff) | |
| download | kernel-qcow2-util-linux-ac70067ae67d22b5c8305eac87acec5cdf8059e3.tar.gz kernel-qcow2-util-linux-ac70067ae67d22b5c8305eac87acec5cdf8059e3.tar.xz kernel-qcow2-util-linux-ac70067ae67d22b5c8305eac87acec5cdf8059e3.zip | |
newgrp: check result from getgrnam() more carefully
Signed-off-by: Karel Zak <kzak@redhat.com>
Diffstat (limited to 'login-utils/newgrp.c')
| -rw-r--r-- | login-utils/newgrp.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/login-utils/newgrp.c b/login-utils/newgrp.c index a46f9ee53..13475f3e1 100644 --- a/login-utils/newgrp.c +++ b/login-utils/newgrp.c @@ -78,8 +78,12 @@ main(int argc, char *argv[]) exit(1); } } else { + errno = 0; if (!(gr_entry = getgrnam(argv[1]))) { - perror(_("newgrp: No such group.")); + if (errno) + perror(_("newgrp: No such group.")); /* error */ + else + fprintf(stderr, "%s\n", _("newgrp: No such group.")); /* no group */ exit(1); } else { if(allow_setgid(pw_entry, gr_entry)) { |