Merge pull request #493 from VTCSecureLLC/detect-update

Add detection when to update linphone core.

Author: patrickmwatson

Tools/compile.sh

@@ -2,10 +2,16 @@
 set -xe
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 cd $DIR/..
-if [ -e WORK/Makefile ]; then
+
+
+
+SUBMODULE_HASH=$(md5sum current.txt | awk '{print $1}')
+
+if [ -e WORK/${SUBMODULE_HASH} ]; then
 make generate-apk-without-sdk-build -j 8
 else
 make -j 8
+touch WORK/${SUBMODULE_HASH}
 cp Makefile WORK/Makefile
 fi
 #ninja -C WORK/cmake

Tools/prepare.sh

@@ -3,7 +3,9 @@ set -xe
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 cd $DIR/..
 
-if [ -e WORK/Makefile ]; then
+git submodule | cut -d'(' -f1 | awk '{print substr($0, 2, length($0))}'  | sort > current.txt
+SUBMODULE_HASH=$(md5sum current.txt | awk '{print $1}')
+if [ -e WORK/${SUBMODULE_HASH} ]; then
 echo "Already cached"
 cp WORK/Makefile Makefile
 else