5 files changed, 51 insertions, 0 deletions
diff --git a/misc/makerelease/darwin/Distribution b/misc/makerelease/darwin/Distribution
new file mode 100644
index 000000000..8b764b69f
--- /dev/null
+++ b/misc/makerelease/darwin/Distribution
@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="utf-8" standalone="no"?>
+<installer-script minSpecVersion="1.000000">
+    <title>Go</title>
+    <background mime-type="image/png" file="bg.png"/>
+    <options customize="never" allow-external-scripts="no"/>
+    <domains enable_localSystem="true" />
+    <installation-check script="installCheck();"/>
+    <script>
+function installCheck() {
+    if(!(system.compareVersions(system.version.ProductVersion, '10.6.0') >= 0)) {
+        my.result.title = 'Unable to install';
+        my.result.message = 'Go requires Mac OS X 10.6 or later.';
+        my.result.type = 'Fatal';
+        return false;
+    }
+    if(system.files.fileExistsAtPath('/usr/local/go/bin/go')) {
+	    my.result.title = 'Previous Installation Detected';
+	    my.result.message = 'A previous installation of Go exists at /usr/local/go. This installer will remove the previous installation prior to installing. Please back up any data before proceeding.';
+	    my.result.type = 'Warning';
+	    return false;
+	}
+    return true;    
+}
+    </script>
+    <choices-outline>
+        <line choice="com.googlecode.go.choice"/>
+    </choices-outline>
+    <choice id="com.googlecode.go.choice" title="Go">
+        <pkg-ref id="com.googlecode.go.pkg"/>
+    </choice>
+    <pkg-ref id="com.googlecode.go.pkg" auth="Root">com.googlecode.go.pkg</pkg-ref>
+</installer-script>
diff --git a/misc/makerelease/darwin/Resources/bg.png b/misc/makerelease/darwin/Resources/bg.png
new file mode 100644
index 000000000..c3d8ea93a
--- /dev/null
+++ b/misc/makerelease/darwin/Resources/bg.png
diff --git a/misc/makerelease/darwin/etc/paths.d/go b/misc/makerelease/darwin/etc/paths.d/go
new file mode 100644
index 000000000..532e5f936
--- /dev/null
+++ b/misc/makerelease/darwin/etc/paths.d/go
@@ -0,0 +1 @@
+/usr/local/go/bin
diff --git a/misc/makerelease/darwin/scripts/postinstall b/misc/makerelease/darwin/scripts/postinstall
new file mode 100755
index 000000000..13f5bff9b
--- /dev/null
+++ b/misc/makerelease/darwin/scripts/postinstall
@@ -0,0 +1,10 @@
+#!/bin/bash
+
+GOROOT=/usr/local/go
+
+echo "Fixing permissions"
+cd $GOROOT
+find . -exec chmod ugo+r \{\} \;
+find bin -exec chmod ugo+rx \{\} \;
+find . -type d -exec chmod ugo+rx \{\} \;
+chmod o-w .
diff --git a/misc/makerelease/darwin/scripts/preinstall b/misc/makerelease/darwin/scripts/preinstall
new file mode 100755
index 000000000..4cdaaa4bc
--- /dev/null
+++ b/misc/makerelease/darwin/scripts/preinstall
@@ -0,0 +1,8 @@
+#!/bin/bash
+
+GOROOT=/usr/local/go
+
+echo "Removing previous installation"
+if [ -d $GOROOT ]; then
+	rm -r $GOROOT
+fi