bore

commit 6ca04fd206737e0d63acd81521297f9d4878fcc0
parent 0f1826ad5aea5a7e10c94d37f3ae960d615c6adc
Author: aabacchus <ben@bvnf.space>
Date:   Sun, 19 Sep 2021 21:27:36 +0100

tee: fix behaviour when no filenames given

previously in this case, i = 0 so while(--i) is infinite. also, the for loop
in tee() means that in this case, we only write to stdout once.

Diffstat:
M
tee.c
 | 
2
+-

1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tee.c b/tee.c
@@ -63,7 +63,7 @@ main(int argc, char **argv) {
     if (tee(fds, i) != 0) {
         err = 1;
     }
-    while (--i) {
+    while (--i > 0) {
         if (close(fds[i]) == -1){
             fprintf(stderr, "tee: close: %s\n", strerror(errno));
             err = 1;