commit-repo-tag: Checking if there's something new to commit.

1 files changed, 15 insertions, 11 deletions

diff --git a/commit-repo-tag.sh b/commit-repo-tag.sh
index 4ac52c6..79510ab 100755
--- a/commit-repo-tag.sh
+++ b/commit-repo-tag.sh
@@ -62,22 +62,26 @@ rm -fr $TMP_M_FILENAME
 TMP_C_FILENAME=`mktemp --suffix=.msg`
 
 # Store changes for commiting
-git diff $MANIFEST_FILENAME > $TMP_C_FILENAME
+git diff --exit-code $MANIFEST_FILENAME > $TMP_C_FILENAME
 
-# Commit new manifest file
-git commit -F $TMP_C_FILENAME -- $MANIFEST_FILENAME || true
+# Check if there's something new to commit
+if [ $? = 1 ];
+then
+    # Commit new manifest file
+    git commit -F $TMP_C_FILENAME -- $MANIFEST_FILENAME || true
 
-echo "Tagging manifest for storaging."
+    echo "Tagging manifest for storaging."
 
-# Tag the new manifest version
-CUR_DATE=`date +%Y%m%d`
-git tag -a "build_$CUR_DATE-$BUILD_NUMBER" \
-    -m "Tagging manifest build $BUILD_NUMBER on $CURDATE"
+    # Tag the new manifest version
+    CUR_DATE=`date +%Y%m%d`
+    git tag -a "build_$CUR_DATE-$BUILD_NUMBER" \
+     -m "Tagging manifest build $BUILD_NUMBER on $CURDATE"
 
-echo "Pushing new manifest to the branch $BUILD_BRANCH"
+    echo "Pushing new manifest to the branch $BUILD_BRANCH"
 
-# Push new manifest to the build branch
-git push origin $BUILD_BRANCH
+    # Push new manifest to the build branch
+    git push --tags origin $BUILD_BRANCH
+fi
 
 # Remove temporary file
 rm -fr $TMP_C_FILENAME