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author | Corinna Vinschen <corinna@vinschen.de> | 2024-02-24 10:46:54 +0100 |
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committer | Corinna Vinschen <corinna@vinschen.de> | 2024-02-24 13:12:37 +0100 |
commit | 08df2e23a75190fced8c1a2446ebaee4f469eb96 (patch) | |
tree | f7537e1ae25e36ba107e7f8cd65cf8b835046a88 | |
parent | 83967aa244a88f54a38b4bce6aa7c25e48e6c87f (diff) | |
download | newlib-08df2e23a75190fced8c1a2446ebaee4f469eb96.zip newlib-08df2e23a75190fced8c1a2446ebaee4f469eb96.tar.gz newlib-08df2e23a75190fced8c1a2446ebaee4f469eb96.tar.bz2 |
Cygwin: newgrp: fix invalid usage of argv
Fix an error message accessing argv[1] even after it has been
potentially moved. Print group name from group DB instead.
Fixes: 8bd56ec873453 ("Cygwin: newgrp: first full version")
Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
-rw-r--r-- | winsup/utils/newgrp.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/winsup/utils/newgrp.c b/winsup/utils/newgrp.c index 8858635..e312a3c 100644 --- a/winsup/utils/newgrp.c +++ b/winsup/utils/newgrp.c @@ -160,6 +160,7 @@ main (int argc, const char **argv) if (argv[1] == NULL) { gid = pw->pw_gid; + gr = getgrgid (gid); } else { @@ -179,7 +180,7 @@ main (int argc, const char **argv) if (setgid (gid) != 0) { fprintf (stderr, "%s: can't switch primary group to '%s'\n", - program_invocation_short_name, argv[1]); + program_invocation_short_name, gr->gr_name); return 2; } |