From 5affb45eb36943c6b1e5909b3904b7426ab00d22 Mon Sep 17 00:00:00 2001
From: Marius Kintel <marius@kintel.net>
Date: Sat, 4 Jan 2014 18:14:14 -0500
Subject: [PATCH] Experimental homebrew dependency build

---
 scripts/macosx-build-homebrew.sh | 73 ++++++++++++++++++++++++++++++++
 setenv_mac-homebrew.sh           | 11 +++++
 2 files changed, 84 insertions(+)
 create mode 100644 scripts/macosx-build-homebrew.sh
 create mode 100755 setenv_mac-homebrew.sh

diff --git a/scripts/macosx-build-homebrew.sh b/scripts/macosx-build-homebrew.sh
new file mode 100644
index 00000000..d0ff6d2a
--- /dev/null
+++ b/scripts/macosx-build-homebrew.sh
@@ -0,0 +1,73 @@
+#!/bin/sh -e
+#
+# This script builds all library dependencies of OpenSCAD for Mac OS X.
+# The libraries will be built in 64-bit mode and backwards compatible with 10.7 "Lion".
+# 
+# This script must be run from the OpenSCAD source root directory
+#
+# Usage: macosx-build-dependencies.sh [-d]
+#  -d   Build for deployment (if not specified, e.g. Sparkle won't be built)
+#
+# Prerequisites:
+# - Xcode
+#
+# FIXME:
+# o Verbose option
+# o Force rebuild vs. only rebuild changes
+#
+
+OPENSCADDIR=$PWD
+BASEDIR=$OPENSCADDIR/../libraries
+DEPLOYDIR=$BASEDIR/homebrew
+MAC_OSX_VERSION_MIN=10.7
+export QMAKESPEC=unsupported/macx-clang
+
+OPTION_DEPLOY=false
+
+printUsage()
+{
+  echo "Usage: $0 [-d]"
+  echo
+  echo "  -d   Build for deployment"
+}
+
+if [ ! -f $OPENSCADDIR/openscad.pro ]; then
+  echo "Must be run from the OpenSCAD source root directory"
+  exit 0
+fi
+
+while getopts 'd' c
+do
+  case $c in
+    d) OPTION_DEPLOY=true;;
+  esac
+done
+
+OSX_VERSION=`sw_vers -productVersion | cut -d. -f2`
+if (( $OSX_VERSION >= 9 )); then
+  echo "Detected Mavericks (10.9) or later"
+elif (( $OSX_VERSION >= 8 )); then
+  echo "Detected Mountain Lion (10.8)"
+elif (( $OSX_VERSION >= 7 )); then
+  echo "Detected Lion (10.7)"
+else
+  echo "Detected Snow Leopard (10.6) or earlier"
+fi
+
+echo "Building for $MAC_OSX_VERSION_MIN or later"
+
+echo "Using basedir:" $BASEDIR
+
+# Homebrew doesn't support building for other OS X versions than the current,
+# but we can do this with environment variables
+export MACOSX_DEPLOYMENT_TARGET=$MAC_OSX_VERSION_MIN
+
+# Don't use bottles, as they might be built with the wrong deployment target
+export HOMEBREW_BUILD_FROM_SOURCE=1
+
+for formula in qt eigen boost cgal glew glib opencsg; do
+  brew install openscad/tap/$formula
+done
+if $OPTION_DEPLOY; then
+  brew install --HEAD openscad/tap/sparkle
+fi
diff --git a/setenv_mac-homebrew.sh b/setenv_mac-homebrew.sh
new file mode 100755
index 00000000..9dd76330
--- /dev/null
+++ b/setenv_mac-homebrew.sh
@@ -0,0 +1,11 @@
+export OPENSCAD_LIBRARIES=$PWD/../libraries/homebrew
+export DYLD_LIBRARY_PATH=$OPENSCAD_LIBRARIES/lib
+export DYLD_FRAMEWORK_PATH=$OPENSCAD_LIBRARIES/lib
+export QMAKESPEC=unsupported/macx-clang
+
+# Our own Qt
+export PATH=$OPENSCAD_LIBRARIES/bin:$PATH
+
+# ccache:
+export PATH=/opt/local/libexec/ccache:$PATH
+export CCACHE_BASEDIR=$PWD/..