File vixie-cron-4.1-initgroups_check.patch of Package cron

Index: vixie-cron-4.1/do_command.c
===================================================================
--- vixie-cron-4.1.orig/do_command.c
+++ vixie-cron-4.1/do_command.c
@@ -331,8 +331,12 @@ child_process(entry *e, user *u) {
 			}
 		}
 #else
-
-		initgroups(usernm, e->pwd->pw_gid);
+	if (initgroups(usernm, e->pwd->pw_gid) !=0) {
+		char msg[256];
+		snprintf(msg, 256, "do_command:initgroups(%lu) failed: %s",(unsigned long) e->pwd->pw_gid, strerror(errno));
+		log_it("CRON",getpid(),"error",msg);
+		exit(ERROR_EXIT);
+	}
 #if (defined(BSD)) && (BSD >= 199103)
 		setlogin(usernm);
 #endif /* BSD */