From 5262ba16d94d4c5c63f9f35789ed4acad21bf1d4 Mon Sep 17 00:00:00 2001
From: Pino Toscano <pinotree@users.sourceforge.net>
Date: Sat, 7 Jul 2012 19:55:43 +0200
Subject: [PATCH] Fixed #3947 (build failure if PATH_MAX is not defined)

---
 test/testfilelister.cpp | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/test/testfilelister.cpp b/test/testfilelister.cpp
index 46774f28e..9b10f08e0 100644
--- a/test/testfilelister.cpp
+++ b/test/testfilelister.cpp
@@ -21,9 +21,11 @@
 #include <fstream>
 
 #ifndef _WIN32
+#include <vector>
 #include <limits.h>
 #include <stdlib.h>
 #include <unistd.h>
+#include <errno.h>
 #endif
 
 class TestFileLister: public TestFixture {
@@ -55,11 +57,18 @@ private:
 
 #ifndef _WIN32
     void absolutePath() {
-        char current_dir[PATH_MAX];
-        getcwd(current_dir, sizeof(current_dir));
+        std::vector<char> current_dir;
+#ifdef PATH_MAX
+        current_dir.resize(PATH_MAX);
+#else
+        current_dir.resize(1024);
+#endif
+        while (getcwd(&current_dir[0], current_dir.size()) == NULL && errno == ERANGE) {
+            current_dir.resize(current_dir.size() + 1024);
+        }
 
         std::string absolute_path = FileLister::getAbsolutePath(".");
-        ASSERT_EQUALS(current_dir, absolute_path);
+        ASSERT_EQUALS(&current_dir[0], absolute_path);
     }
 #endif