--- a/MacOsX.txt	Mon Feb 24 16:27:16 2014 +0100
+++ b/MacOsX.txt	Mon Feb 24 17:41:17 2014 +0100
@@ -1,3 +1,6 @@
+Build
+=====
+
 mkdir Build
 cd Build
 cmake -GXcode -DCMAKE_OSX_DEPLOYMENT_TARGET=10.8 -DSTATIC_BUILD=ON -DSTANDALONE_BUILD=ON ..
@@ -6,3 +9,35 @@
 
 xcodebuild -configuration Release
 ./Release/UnitTests
+
+
+
+Xcode
+=====
+
+Versions + SDK : http://en.wikipedia.org/wiki/Xcode
+
+http://stackoverflow.com/questions/6783308/adding-older-ios-sdks-to-xcode-4-1-in-lion
+
+Vieilles versions de Xcode :
+https://developer.apple.com/downloads/index.action?name=Xcode
+
+=> 7z x ../xcode_4.3.3_for_lion.dmg && sudo mount -o loop -t hfsplus ./5.hfs /mnt/
+   Archiver /mnt/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs (10.6 et 10.7)
+
+=> 7z x ../xcode_3.2.6_and_ios_sdk_4.3.dmg && sudo mount -o loop -t hfsplus ./5.hfs /mnt/
+
+
+# cd /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/
+# sudo tar xvfz ~/MacSDK-10.6-10.7.tar.gz
+
+
+
+https://gist.github.com/markrickert/7459455
+
+https://groups.google.com/forum/#!topic/rubymotion/c7UG95FsZWo : "You
+can compile to 10.6 if you have the proper SDK installed. Xcode 5 only
+allows you to install 10.7+. I'd advise sticking with 10.8+ for Mac
+and 6+ for iOS unless you have specific business reasons.  Now that
+Mavericks is free, people have no barrier to update."
+