From 4a596eda3437b6e7bf3018170d1187badddfe81b Mon Sep 17 00:00:00 2001
From: Aaron Iba <aaroniba@gmail.com>
Date: Fri, 18 Dec 2009 18:40:23 +1100
Subject: initial code push

---
 trunk/trunk/infrastructure/bin/compilecache.sh | 64 ++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 trunk/trunk/infrastructure/bin/compilecache.sh

(limited to 'trunk/trunk/infrastructure/bin/compilecache.sh')

diff --git a/trunk/trunk/infrastructure/bin/compilecache.sh b/trunk/trunk/infrastructure/bin/compilecache.sh
new file mode 100644
index 0000000..a2b6220
--- /dev/null
+++ b/trunk/trunk/infrastructure/bin/compilecache.sh
@@ -0,0 +1,64 @@
+#!/bin/bash
+
+#  Copyright 2009 Google Inc.
+#  
+#  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.
+
+CP_CMD="cp -R -u"
+if [ `uname` == "Darwin" ]; then
+    CP_CMD="/bin/cp -R -n"
+fi
+
+function cacheonfiles {
+    NAME=$1; FILES=$2; FUNC=$3; NOCOPY=1;
+    if [ -z "$4" ]; then
+	NOCOPY=0
+    fi
+    REBUILD=0
+    BPATH=buildcache/$NAME
+    FILETEST=$BPATH/t
+    if [ ! -f $FILETEST ]; then
+	REBUILD=1
+    else
+	for a in $FILES; do
+	    if [ $FILETEST -ot $a ]; then
+		echo $a has changed, rebuilding $NAME
+		REBUILD=1
+	    fi
+	done
+    fi
+    if [ $REBUILD -eq 1 ]; then
+	if [ -d $BPATH ]; then
+	    rm -rf $BPATH
+	fi
+	mkdir -p $BPATH
+	$FUNC $BPATH
+	pushd $BPATH >> /dev/null
+	touch t
+	popd >> /dev/null
+    else 
+	echo using cached $NAME...
+    fi
+    if [ $NOCOPY -ne 1 ]; then
+	for a in $BPATH/*; do
+	    if [ -d $a ]; then
+		$CP_CMD $a build/
+	    elif [ -f $a ]; then
+		cp $a build/
+	    else
+		echo unknown file type $a
+		exit 1
+	    fi
+	done
+    fi
+}	   
-- 
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