From 3db1db5cf432dd3b2d59a983717e3deb6bae9cc4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=89rico=20Nogueira?= <erico.erc@gmail.com>
Date: Sun, 12 Jun 2022 22:59:17 -0300
Subject: [PATCH] Close stdin on program launch.

It's unused and can give us an extra file descriptor.
---
 erm.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/erm.c b/erm.c
index d49cd2d..5c94c8a 100644
--- 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) {