From 58b4741d3d8eb50bd265e0aa5603923c1e3c04c4 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@tavianator.com>
Date: Sun, 13 Nov 2016 15:08:33 -0500
Subject: Redirect stdin from /dev/null for -ok and -okdir.

---
 eval.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'eval.c')

diff --git a/eval.c b/eval.c
index 54d9a7c..34343d4 100644
--- a/eval.c
+++ b/eval.c
@@ -12,6 +12,7 @@
 #include "bfs.h"
 #include "bftw.h"
 #include "dstring.h"
+#include "util.h"
 #include <assert.h>
 #include <dirent.h>
 #include <errno.h>
@@ -447,8 +448,17 @@ bool eval_exec(const struct expr *expr, struct eval_state *state) {
 			exec_chdir(ftwbuf);
 		}
 
+		if (expr->exec_flags & EXEC_CONFIRM) {
+			if (redirect(STDIN_FILENO, "/dev/null", O_RDONLY) < 0) {
+				perror("redirect()");
+				goto exit;
+			}
+		}
+
 		execvp(argv[0], argv);
 		perror("execvp()");
+
+	exit:
 		_Exit(EXIT_FAILURE);
 	}
 
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