From 94d8dfa2566b401ccbfb7ce85dd01079b8c3db6d Mon Sep 17 00:00:00 2001
From: Tim Mayberry <mojofunk@gmail.com>
Date: Tue, 24 Jun 2014 17:02:39 +1000
Subject: [PATCH] Add utility function to test lib to create a test directory

There is an identical function in libardour test support lib so we
should probably find a better place to put this at some point
---
 libs/pbd/test/test_common.cc | 24 +++++++++++++++++++++++-
 libs/pbd/test/test_common.h  |  2 ++
 2 files changed, 25 insertions(+), 1 deletion(-)

diff --git a/libs/pbd/test/test_common.cc b/libs/pbd/test/test_common.cc
index 6e099d2f3e..2dd37864b7 100644
--- a/libs/pbd/test/test_common.cc
+++ b/libs/pbd/test/test_common.cc
@@ -16,9 +16,14 @@
     675 Mass Ave, Cambridge, MA 02139, USA.
 */
 
+#include "test_common.h"
+
+#include <glibmm/fileutils.h>
 #include <glibmm/miscutils.h>
 
-#include "test_common.h"
+#include <sstream>
+
+using namespace std;
 
 /**
  * This allows tests to find the data files they require by looking
@@ -35,3 +40,20 @@ test_search_path ()
 	return Glib::getenv("PBD_TEST_PATH");
 #endif
 }
+
+std::string
+test_output_directory (std::string prefix)
+{
+	std::string tmp_dir = Glib::build_filename (g_get_tmp_dir(), "pbd_test");
+	std::string dir_name;
+	std::string new_test_dir;
+	do {
+		ostringstream oss;
+		oss << prefix;
+		oss << g_random_int ();
+		dir_name = oss.str();
+		new_test_dir = Glib::build_filename (tmp_dir, dir_name);
+		if (Glib::file_test (new_test_dir, Glib::FILE_TEST_EXISTS)) continue;
+	} while (g_mkdir_with_parents (new_test_dir.c_str(), 0755) != 0);
+	return new_test_dir;
+}
diff --git a/libs/pbd/test/test_common.h b/libs/pbd/test/test_common.h
index 825c01fecb..bba767f56b 100644
--- a/libs/pbd/test/test_common.h
+++ b/libs/pbd/test/test_common.h
@@ -23,4 +23,6 @@
 
 PBD::Searchpath test_search_path ();
 
+std::string test_output_directory (std::string prefix);
+
 #endif