From a1e7064937afe58ecd782eff324fc145dc15ec49 Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Tue, 11 Feb 2020 12:42:06 +0100
Subject: [PATCH] gron: Use pledge()

---
 Userland/gron.cpp | 21 ++++++++++++++++++---
 1 file changed, 18 insertions(+), 3 deletions(-)

diff --git a/Userland/gron.cpp b/Userland/gron.cpp
index 2f9b9c0911..76892142b3 100644
--- a/Userland/gron.cpp
+++ b/Userland/gron.cpp
@@ -44,6 +44,19 @@ static const char* color_off = "";
 
 int main(int argc, char** argv)
 {
+    if (pledge("stdio tty rpath", nullptr) < 0) {
+        perror("pledge");
+        return 1;
+    }
+
+    if (isatty(STDOUT_FILENO))
+        use_color = true;
+
+    if (pledge("stdio rpath", nullptr) < 0) {
+        perror("pledge");
+        return 1;
+    }
+
     if (argc != 2) {
         fprintf(stderr, "usage: gron <file>\n");
         return 0;
@@ -54,12 +67,14 @@ int main(int argc, char** argv)
         return 1;
     }
 
+    if (pledge("stdio", nullptr) < 0) {
+        perror("pledge");
+        return 1;
+    }
+
     auto file_contents = file->read_all();
     auto json = JsonValue::from_string(file_contents);
 
-    if (isatty(STDOUT_FILENO))
-        use_color = true;
-
     if (use_color) {
         color_name = "\033[33;1m";
         color_index = "\033[35;1m";