From 973057bef150cf294ac0cf5fa208db8f7b64a41d Mon Sep 17 00:00:00 2001
From: Your Name <you@example.com>
Date: Thu, 2 Nov 2023 12:32:35 +0300
Subject: [PATCH] test

---
 libmu/parse_mode.h | 24 +++++++++++++++---------
 1 file changed, 15 insertions(+), 9 deletions(-)

diff --git a/libmu/parse_mode.h b/libmu/parse_mode.h
index c1a5628..9fd77fc 100644
--- a/libmu/parse_mode.h
+++ b/libmu/parse_mode.h
@@ -20,10 +20,11 @@ mode_t mu_parse_mode(const char *s) {
 	if (!*p && mode < 07777U)
 		return mode;
 
-	mode = 0;
+	else if (mode > 07777U)
+		return 0;
 
-	/* 0 - + */
-	int type = 0;
+	mode = 0;
+	int append = 1;
 	mode_t mask = 0;
 
 	for (size_t i = 0; i < strlen(s); i++) {
@@ -41,11 +42,11 @@ mode_t mu_parse_mode(const char *s) {
 				break;
 
 			case '+':
-				type = 0;
+				append = 1;
 				break;
 
 			case '-':
-				type = 1;
+				append = 0;
 				break;
 
 			case 'g':
@@ -65,14 +66,19 @@ mode_t mu_parse_mode(const char *s) {
 				break;
 
 			default:
-				return -1;
+				return 0;
 		}
 	}
 
-	if (type)
-		return ~mask & mode;
+	if (mask == 0)
+		mask = U(FULL_PERM);
 
-	return mask & mode;
+	if (append)
+		return mask & mode;
+
+	mode_t test = mask & mode;
+	printf("test: %d\n", test);
+	return test;
 }
 
 #endif