diff options
Diffstat (limited to '')
| -rw-r--r-- | man/man3/getgrouplist.3 (renamed from man3/getgrouplist.3) | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/man3/getgrouplist.3 b/man/man3/getgrouplist.3 index 33e344d..4a8f5fb 100644 --- a/man3/getgrouplist.3 +++ b/man/man3/getgrouplist.3 @@ -7,7 +7,7 @@ .\" .\" SPDX-License-Identifier: Linux-man-pages-copyleft .\" -.TH getgrouplist 3 2024-03-16 "Linux man-pages 6.7" +.TH getgrouplist 3 2024-05-02 "Linux man-pages (unreleased)" .SH NAME getgrouplist \- get list of groups to which a user belongs .SH LIBRARY @@ -134,6 +134,7 @@ ngroups = 3 \& .\" SRC BEGIN (getgrouplist.c) .EX +#include <errno.h> #include <grp.h> #include <pwd.h> #include <stdio.h> @@ -162,10 +163,14 @@ main(int argc, char *argv[]) \& /* Fetch passwd structure (contains first group ID for user). */ \& + errno = 0; pw = getpwnam(argv[1]); if (pw == NULL) { - perror("getpwnam"); - exit(EXIT_SUCCESS); + if (errno) + perror("getpwnam"); + else + fprintf(stderr, "no such user\en"); + exit(EXIT_FAILURE); } \& /* Retrieve group list. */ |