From 14c17cf5a54d4329661beb0a6464b0b2bdf71a30 Mon Sep 17 00:00:00 2001
From: baldurk <baldurk@baldurk.org>
Date: Wed, 3 Aug 2016 19:13:40 +0200
Subject: [PATCH] Use realpath() instead of readlink() for fetching full
 pathnames

---
 renderdoc/os/posix/posix_stringio.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/renderdoc/os/posix/posix_stringio.cpp b/renderdoc/os/posix/posix_stringio.cpp
index 268246a41..a0c32c770 100644
--- a/renderdoc/os/posix/posix_stringio.cpp
+++ b/renderdoc/os/posix/posix_stringio.cpp
@@ -24,8 +24,10 @@
 
 #include <dlfcn.h>    // for dladdr
 #include <errno.h>
+#include <limits.h>
 #include <pwd.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 #include <sys/stat.h>
 #include <sys/types.h>
@@ -72,8 +74,8 @@ void CreateParentDirectory(const string &filename)
 
 string GetFullPathname(const string &filename)
 {
-  char path[512] = {0};
-  readlink(filename.c_str(), path, 511);
+  char path[PATH_MAX + 1] = {0};
+  realpath(filename.c_str(), path);
 
   return string(path);
 }