Make getgroups error non-fatal. Minor doc update.

1 files changed, 8 insertions, 5 deletions

diff --git a/main.c b/main.c
index 05964a2d..3680e3f4 100644
--- a/main.c
+++ b/main.c
@@ -1372,17 +1372,20 @@ init_groupset()
 	 */
 	ngroups = getgroups(0, NULL);
 #endif
-	if (ngroups == -1)
-		fatal(_("could not find groups: %s"), strerror(errno));
-	else if (ngroups == 0)
+	/* If an error or no groups, just give up and get on with life. */
+	if (ngroups <= 0)
 		return;
 
 	/* fill in groups */
 	emalloc(groupset, GETGROUPS_T *, ngroups * sizeof(GETGROUPS_T), "init_groupset");
 
 	ngroups = getgroups(ngroups, groupset);
-	if (ngroups == -1)
-		fatal(_("could not find groups: %s"), strerror(errno));
+	/* same thing here, give up but keep going */
+	if (ngroups == -1) {
+		efree(groupset);
+		ngroups = 0;
+		groupset = NULL;
+	}
 #endif
 }