dovecot: If RESTRICT_* environments aren't set, don't try to ena...

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot/rev/bffc8788eb94
changeset: 7112:bffc8788eb94
user:      Timo Sirainen <tss at iki.fi>
date:      Sun Jan 06 00:19:10 2008 +0200
description:
If RESTRICT_* environments aren't set, don't try to enable group -1.

diffstat:

1 file changed, 5 insertions(+), 1 deletion(-)
src/lib/restrict-access.c |    6 +++++-

diffs (19 lines):

diff -r 3b61ff127127 -r bffc8788eb94 src/lib/restrict-access.c
--- a/src/lib/restrict-access.c	Sat Jan 05 02:29:24 2008 +0200
+++ b/src/lib/restrict-access.c	Sun Jan 06 00:19:10 2008 +0200
@@ -112,10 +112,14 @@ static void fix_groups_list(const char *
 			return;
 		}
 	} else {
+		if (egid == (gid_t)-1 && *tmp == NULL) {
+			/* nothing to do */
+			return;
+		}
 		/* Some OSes don't like an empty groups list,
 		   so use the effective GID as the only one. */
 		gid_list = t_new(gid_t, 2);
-		gid_list[0] = egid;
+		gid_list[0] = egid != (gid_t)-1 ? egid : getegid();
 		gid_count = 1;
 	}