k9core

commit 8247a0ece418fe3a6ef1a0d60786bce9e735c01a
parent 40a9a703c3a59ed299f1f73328295a83cc309db9
Author: aabacchus <ben@bvnf.space>
Date:   Mon, 13 Sep 2021 16:04:52 +0100

ls: abort if filename given as arg

this is temporary, to avoid segfaults

Diffstat:
M
src/ls.c
 | 
5
+++++

1 file changed, 5 insertions(+), 0 deletions(-)
diff --git a/src/ls.c b/src/ls.c
@@ -74,6 +74,11 @@ main(int argc, char *argv[])
 		strcpy(directory, argv[optind]); /* Very dirty code, i'll fix it
 								    * later */
 	DIR *dir = opendir(directory);
+	if(dir == NULL) {
+		/* maybe we were given a file? */
+		perror(directory);
+		return 1;
+	}
 	struct dirent *ent;
 	if(recursive) {
 		recursive_list_dirs(directory);