From 4948c2457f16110c10a2daa416e8fff84824ec69 Mon Sep 17 00:00:00 2001
From: Marius Kintel <marius@kintel.net>
Date: Tue, 12 Feb 2013 23:16:23 -0500
Subject: [PATCH] Added support for more paths in OPENSCADPATH, also search in
 HOME/Documents/OpenSCAD/libraries on Mac

---
 src/CocoaUtils.h      |  3 +++
 src/CocoaUtils.mm     |  6 ++++++
 src/parsersettings.cc | 23 +++++++++++++++++------
 3 files changed, 26 insertions(+), 6 deletions(-)

diff --git a/src/CocoaUtils.h b/src/CocoaUtils.h
index 8543d84e..ad5518b7 100644
--- a/src/CocoaUtils.h
+++ b/src/CocoaUtils.h
@@ -1,10 +1,13 @@
 #ifndef COCOAUTILS_H_
 #define COCOAUTILS_H_
 
+#include <string>
+
 class CocoaUtils
 {
 public:
 	static void endApplication();
+	static std::string documentsPath();
 };
 
 #endif
diff --git a/src/CocoaUtils.mm b/src/CocoaUtils.mm
index 2ac8aef4..295ceb94 100644
--- a/src/CocoaUtils.mm
+++ b/src/CocoaUtils.mm
@@ -1,5 +1,6 @@
 #include "CocoaUtils.h"
 #import <Foundation/Foundation.h>
+#include <stdio.h>
 
 void CocoaUtils::endApplication()
 {
@@ -7,3 +8,8 @@ void CocoaUtils::endApplication()
     postNotificationName:@"NSApplicationWillTerminateNotification"
                   object:nil];
 }
+
+std::string CocoaUtils::documentsPath()
+{
+  return std::string([[NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) lastObject] UTF8String]);
+}
diff --git a/src/parsersettings.cc b/src/parsersettings.cc
index 3dda132c..54f9713e 100644
--- a/src/parsersettings.cc
+++ b/src/parsersettings.cc
@@ -2,7 +2,9 @@
 #include <boost/filesystem.hpp>
 #include <boost/foreach.hpp>
 #include "boosty.h"
+#include <boost/algorithm/string.hpp>
 #include <qglobal.h> // Needed for Q_ defines - move the offending code somewhere else
+#include "CocoaUtils.h"
 
 namespace fs = boost::filesystem;
 
@@ -28,15 +30,24 @@ std::string locate_file(const std::string &filename)
 
 void parser_init(const std::string &applicationpath)
 {
-  // Add path from OPENSCADPATH before adding built-in paths
-	const char *openscadpath = getenv("OPENSCADPATH");
-	if (openscadpath) {
-		add_librarydir(boosty::absolute(fs::path(openscadpath)).string());
+  // Add paths from OPENSCADPATH before adding built-in paths
+	const char *openscadpaths = getenv("OPENSCADPATH");
+	if (openscadpaths) {
+		std::string paths(openscadpaths);
+    typedef boost::split_iterator<std::string::iterator> string_split_iterator;
+    for (string_split_iterator it =
+					 make_split_iterator(paths, first_finder(":", boost::is_iequal()));
+				 it != string_split_iterator();
+				 ++it) {
+		add_librarydir(boosty::absolute(fs::path(boost::copy_range<std::string>(*it))).string());
+    }
 	}
 
-	// FIXME: Support specifying more than one path in OPENSCADPATH
 	// FIXME: Add ~/.openscad/libraries
-	// FIXME: Add ~/Documents/OpenSCAD/libraries on Mac?
+#ifdef __APPLE__
+	fs::path docdir(CocoaUtils::documentsPath());
+	add_librarydir(boosty::stringy(docdir / "OpenSCAD" / "libraries"));
+#endif
 
 	std::string librarydir;
 	fs::path libdir(applicationpath);