Close stdin on program launch.

It's unused and can give us an extra file descriptor.
2022-06-12 22:59:17 -03:00 · 2022-06-12 22:59:17 -03:00 · 3db1db5cf4
parent fe0c1705b2
commit 3db1db5cf4
1 changed files with 3 additions and 0 deletions
--- a/erm.c
+++ b/erm.c
@ -19,6 +19,9 @@ int main(int argc, char **argv)
 	bool recursive = false;
 	bool stop_at_error = true;

+	/* we don't use stdin, so give ourselves an extra fd */
+	fclose(stdin);
+
 	int opt;
 	while ((opt = getopt(argc, argv, "reh")) != -1) {
 		switch (opt) {