From: kub <derkub@gmail.com>
Date: Wed, 14 Feb 2024 22:00:45 +0000 (+0100)
Subject: add .. to dir listing if it is missing
X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d23f5773e1ab00d7d5c702f8a01bde401dde48de;p=libpicofe.git

add .. to dir listing if it is missing
---

diff --git a/menu.c b/menu.c
index 04fb381..5eb48b9 100644
--- a/menu.c
+++ b/menu.c
@@ -475,7 +475,7 @@ static int me_id2offset(const menu_entry *ent, menu_id id)
 static void me_enable(menu_entry *entries, menu_id id, int enable)
 {
 	int i = me_id2offset(entries, id);
-	entries[i].enabled = enable;
+	entries[i].enabled = !!enable;
 }
 
 static int me_count(const menu_entry *ent)
@@ -1076,6 +1076,16 @@ rescan:
 	if (n > 1)
 		qsort(namelist, n, sizeof(namelist[0]), scandir_cmp);
 
+	// add ".." if it's somehow not there
+	if (n == 0 || strcmp(namelist[0]->d_name, "..")) {
+		struct dirent *dotdot = malloc(sizeof(*dotdot));
+		*dotdot = (struct dirent) { .d_name="..", .d_type=DT_DIR };
+		namelist = realloc(namelist, (n+1)*sizeof(*namelist));
+		memmove(namelist+1, namelist, n*sizeof(*namelist));
+		namelist[0] = dotdot;
+		n++;
+	}
+
 	// try to find selected file
 	sel = 0;
 	if (sel_fname[0] != 0) {