Harmonize error messages and add the prototypes for whoami(), members(), and usage().

diff --git a/src/groupmems.c b/src/groupmems.c
index d05988c07c91e3fbdab88cebe0eb10230d81bd36..43c7393f1320b9e933dc65b94ec5d065c2d300ab 100644 (file)
--- a/src/groupmems.c
+++ b/src/groupmems.c
@@ -70,6 +70,9 @@ static int exclusive = 0;
 static char *Prog;
 static bool group_locked = false;
 
+static char *whoami (void);
+static void members (char **members);
+static void usage (void);
 static void process_flags (int argc, char **argv);
 static void check_perms (void);
 static void fail_exit (int code);
@@ -288,14 +291,12 @@ int main (int argc, char **argv)
        }
 
        if (!gr_close ()) {
-               fputs (_("Cannot close group file\n"), stderr);
+               fprintf (stderr, _("%s: unable to close group file\n"), Prog);
                fail_exit (EXIT_GROUP_FILE);
        }
 
        if (gr_unlock () == 0) {
-               fprintf (stderr,
-                        _("%s: unable to unlock group file\n"),
-                        Prog);
+               fprintf (stderr, _("%s: unable to unlock group file\n"), Prog);
        }
 
        exit (EXIT_SUCCESS);