OS X cross compiler SDK package generator from osxcross

Signed-off-by: Steeve Morin <steeve.morin@gmail.com>

darwin-x64/gen_sdk_package.sh

@@ -0,0 +1,129 @@
+#!/usr/bin/env bash
+# OS X SDK packaging script
+
+export LC_ALL=C
+
+if [ $(uname -s) != "Darwin" ]; then
+  if [ -z "$XCODEDIR" ]; then
+    echo "This script must be run on OS X"
+    echo "... Or with XCODEDIR=... on Linux"
+    exit 1
+  else
+    XCODEDIR+="/$(ls "$XCODEDIR" | grep "^Xcode.*" | head -n1)"
+  fi
+else
+  XCODEDIR=$(ls /Volumes | grep "^Xcode.*" | head -n1)
+
+  if [ -z "$XCODEDIR" ]; then
+    if [ -d /Applications/Xcode*.app ]; then
+      XCODEDIR="/Applications/Xcode*.app"
+    else
+      echo "please mount Xcode.dmg"
+      exit 1
+    fi
+  else
+    XCODEDIR="/Volumes/$XCODEDIR/Xcode*.app"
+  fi
+fi
+
+if [ ! -d $XCODEDIR ]; then
+  echo "cannot find Xcode (XCODEDIR=$XCODEDIR)"
+  exit 1
+fi
+
+echo -e "found Xcode: $XCODEDIR"
+
+WDIR=$(pwd)
+
+which gnutar &>/dev/null
+
+if [ $? -eq 0 ]; then
+  TAR=gnutar
+else
+  TAR=tar
+fi
+
+which xz &>/dev/null
+
+if [ $? -eq 0 ]; then
+  COMPRESSOR=xz
+  PKGEXT="tar.xz"
+else
+  COMPRESSOR=bzip2
+  PKGEXT="tar.bz2"
+fi
+
+set -e
+
+pushd $XCODEDIR &>/dev/null
+
+if [ -d "Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs" ]; then
+  pushd "Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs" &>/dev/null
+else
+  if [ -d "../Packages" ]; then
+    pushd "../Packages" &>/dev/null
+  else
+    if [ $? -ne 0 ]; then
+      echo "Xcode (or this script) is out of date"
+      echo "trying some magic to find the SDKs anyway ..."
+
+      SDKDIR=$(find . -name SDKs -type d | grep MacOSX | head -n1)
+
+      if [ -z "$SDKDIR" ]; then
+        echo "cannot find SDKs!"
+        exit 1
+      fi
+
+      pushd $SDKDIR &>/dev/null
+    fi
+  fi
+fi
+
+SDKS=$(ls | grep "^MacOSX10.*" | grep -v "Patch")
+
+if [ -z "$SDKS" ]; then
+    echo "No SDK found"
+    exit 1
+fi
+
+# Xcode 5
+LIBCXXDIR1="Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/c++/v1"
+
+# Xcode 6
+LIBCXXDIR2="Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/include/c++/v1"
+
+for SDK in $SDKS; do
+  echo -n "packaging $(echo "$SDK" | sed -E "s/(.sdk|.pkg)//g") SDK "
+  echo "(this may take several minutes) ..."
+
+  if [[ $SDK == *.pkg ]]; then
+    cp $SDK $WDIR
+    continue
+  fi
+
+  TMP=$(mktemp -d /tmp/XXXXXXXXXXX)
+  cp -r $SDK $TMP &>/dev/null || true
+
+  pushd $XCODEDIR &>/dev/null
+
+  # libc++ headers for C++11/C++14
+  if [ -d $LIBCXXDIR1 ]; then
+    cp -rf $LIBCXXDIR1 "$TMP/$SDK/usr/include/c++"
+  elif [ -d $LIBCXXDIR2 ]; then
+    cp -rf $LIBCXXDIR2 "$TMP/$SDK/usr/include/c++"
+  fi
+
+  popd &>/dev/null
+
+  pushd $TMP &>/dev/null
+  $TAR -cf - * | $COMPRESSOR -9 -c - > "$WDIR/$SDK.$PKGEXT"
+  popd &>/dev/null
+
+  rm -rf $TMP
+done
+
+popd &>/dev/null
+popd &>/dev/null
+
+echo ""
+ls -lh | grep MacOSX