From 655ed0ba27b262fe6bd3d308df37f79e3c10d7c9 Mon Sep 17 00:00:00 2001
From: koebi <github@ezelo.de>
Date: Mon, 26 Sep 2016 17:01:30 +0200
Subject: [PATCH] fix i3bar crashing when I3SOCK present (#2471)

When I3SOCK is present, socket_path might be a pointer to an
environment variable, which cannot be free'd in line 157. This
commit duplicates the string if I3SOCK is present, thus making
socket_path a free-able pointer again.
---
 i3bar/src/main.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/i3bar/src/main.c b/i3bar/src/main.c
index 3b5d7546..14e42a2b 100644
--- a/i3bar/src/main.c
+++ b/i3bar/src/main.c
@@ -93,6 +93,9 @@ int main(int argc, char **argv) {
     int opt;
     int option_index = 0;
     char *socket_path = getenv("I3SOCK");
+    if (socket_path != NULL) {
+        socket_path = sstrdup(socket_path);
+    }
     char *i3_default_sock_path = "/tmp/i3-ipc.sock";
 
     /* Initialize the standard config to use 0 as default */