3 files changed, 90 insertions, 0 deletions
diff --git a/src/tools/xcode/actoolwrapper/BUILD b/src/tools/xcode/actoolwrapper/BUILD
new file mode 100644
index 0000000000..79bfdd6eda
--- /dev/null
+++ b/src/tools/xcode/actoolwrapper/BUILD
@@ -0,0 +1,12 @@
+package(default_visibility = ["//src/test:__subpackages__"])
+
+filegroup(
+    name = "srcs",
+    srcs = glob(["**"]),
+)
+
+sh_binary(
+    name = "actoolwrapper",
+    srcs = ["actoolwrapper.sh"],
+    data = ["//src/tools/xcode/realpath:realpath_genrule"],
+)
diff --git a/src/tools/xcode/actoolwrapper/README b/src/tools/xcode/actoolwrapper/README
new file mode 100644
index 0000000000..d274e63ec1
--- /dev/null
+++ b/src/tools/xcode/actoolwrapper/README
@@ -0,0 +1,6 @@
+actoolwrapper runs actool, which compiles asset catalog files.
+actoolwrapper then zips up the output, because actool returns an unpredictable
+number of output files.
+
+actool only runs on Darwin, so actoolwrapper only runs on Darwin.
+
diff --git a/src/tools/xcode/actoolwrapper/actoolwrapper.sh b/src/tools/xcode/actoolwrapper/actoolwrapper.sh
new file mode 100755
index 0000000000..21fb17fc93
--- /dev/null
+++ b/src/tools/xcode/actoolwrapper/actoolwrapper.sh
@@ -0,0 +1,72 @@
+#!/bin/bash
+#
+# Copyright 2015 The Bazel Authors. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# actoolwrapper runs actool and zips up the output.
+# This script only runs on darwin and you must have Xcode installed.
+#
+# $1 OUTZIP - the path to place the output zip file.
+
+set -eu
+
+OUTZIP=$(tools/objc/realpath "$1")
+shift 1
+TEMPDIR=$(mktemp -d -t actoolZippingOutput)
+trap "rm -rf \"$TEMPDIR\"" EXIT
+
+# actool needs to have absolute paths sent to it, so we call realpaths on
+# on all arguments seeing if we can expand them.
+# The argument for --output-partial-info-plist doesn't actually exist at the
+# time of flag parsing, so we create it so that we can call realpaths on it
+# to make the path absolute.
+# actool and ibtool appear to depend on the same code base.
+# Radar 21045660 ibtool has difficulty dealing with relative paths.
+
+TOOLARGS=()
+LASTARG=""
+for i in $@; do
+  if [ "$LASTARG" = "--output-partial-info-plist" ]; then
+    touch "$i"
+  fi
+  if [ -e "$i" ]; then
+    ARG=$(tools/objc/realpath "$i")
+    TOOLARGS+=("$ARG")
+  else
+    TOOLARGS+=("$i")
+  fi
+  LASTARG="$i"
+done
+
+# If we are running into problems figuring out actool issues, there are a couple
+# of env variables that may help. Both of the following must be set to work.
+#   IBToolDebugLogFile=<OUTPUT FILE PATH>
+#   IBToolDebugLogLevel=4
+# you may also see if
+#   IBToolNeverDeque=1
+# helps.
+# Yes IBTOOL appears to be correct here due to actool and ibtool being based
+# on the same codebase.
+/usr/bin/xcrun actool --errors --warnings --notices \
+    --compress-pngs --output-format human-readable-text \
+    --compile "$TEMPDIR" "${TOOLARGS[@]}"
+
+# Need to push/pop tempdir so it isn't the current working directory
+# when we remove it via the EXIT trap.
+pushd "$TEMPDIR" > /dev/null
+# Reset all dates to Zip Epoch so that two identical zips created at different
+# times appear the exact same for comparison purposes.
+find . -exec touch -h -t 198001010000 {} \;
+zip --symlinks --recurse-paths --quiet "$OUTZIP" .
+popd > /dev/null