bore

commit 736a64ef010ca844b6afc0c71ccef9e4e3b18df9
parent 556d0844e9342ad62ed3dc9e3f9479d8db9d11e8
Author: phoebos <ben@bvnf.space>
Date:   Sat, 26 Feb 2022 19:21:36 +0000

tee: don't try to write to files that weren't opened

Diffstat:
M
tee.c
 | 
4
+++-

1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/tee.c b/tee.c
@@ -57,11 +57,13 @@ main(int argc, char **argv) {
 
     while (*++argv) {
         fds[i] = open(*argv, flags, 0644);
-        if (fds[i++] == -1) {
+        if (fds[i] == -1) {
             fprintf(stderr, "tee: open %s: %s\n", *argv, strerror(errno));
             err = 1;
+            i--;
             continue;
         }
+        i++;
     }
     if (tee(fds, i) != 0) {
         err = 1;