k9core

commit 52a44f3afc6ec4a267e5c2f8956dc79bc4556c64
parent c6c4b61fb79e1db9be92837626609ea676dcdaff
Author: aabacchus <ben@bvnf.space>
Date:   Tue, 14 Sep 2021 17:23:45 +0100

shred: use optind

so that we don't shred a file called '-u' if the flag is used

Diffstat:
M
src/shred.c
 | 
7
++++---

1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/src/shred.c b/src/shred.c
@@ -38,12 +38,13 @@ main(int argc, char *argv[])
 {
 	int c = getopt(argc, argv, "u"); /* TODO: add -f */
 
-	if(fill_with_zeroes(argv[1]) != 0) {
+	if(fill_with_zeroes(argv[optind]) != 0) {
 		return 1;
 	}
 	if(c == 'u')
-		if(remove(argv[1]) == -1) {
-			fprintf(stderr, "shred: %s: %s\n", argv[1], strerror(errno));
+		if(remove(argv[optind]) == -1) {
+			fprintf(
+				stderr, "shred: %s: %s\n", argv[optind], strerror(errno));
 			return 1;
 		}
 	return 0;