mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-11-04 22:07:27 +00:00
276b8549ee
Thanks Chandler! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180592 91177308-0d34-0410-b5e6-96231b3b80d8
53 lines
1.2 KiB
Bash
Executable File
53 lines
1.2 KiB
Bash
Executable File
#!/bin/bash
|
|
|
|
if [ $# -ne 1 ]; then
|
|
echo "Invalid arguments!"
|
|
echo "$0 <commit to revert>"
|
|
exit 1
|
|
fi
|
|
|
|
if [ -n "$(git status -uno -s --porcelain)" ]; then
|
|
echo "You have unstashed changes. Please stash and then revert."
|
|
git status -uno
|
|
exit 1
|
|
fi
|
|
|
|
COMMIT=$1
|
|
|
|
SVN_REVISION=$(git svn find-rev "$COMMIT")
|
|
if [ $? -ne 0 ]; then
|
|
echo "Error! Could not find an svn revision for commit $COMMIT!"
|
|
exit 1
|
|
fi
|
|
|
|
# Grab the one line message for our revert commit message.
|
|
ONE_LINE_MSG=$(git log --oneline $COMMIT -1 | cut -f2- -d " ")
|
|
|
|
# Revert the commit.
|
|
git revert --no-commit $COMMIT 2>/dev/null
|
|
if [ $? -ne 0 ]; then
|
|
echo "Error! Failed to revert commit $COMMIT. Resetting to head."
|
|
git reset --hard HEAD
|
|
exit 1
|
|
fi
|
|
|
|
# Create a template in our .git directory.
|
|
TEMPLATE="`git rev-parse --git-dir`/git-svn-revert-template"
|
|
cat > $TEMPLATE <<EOF
|
|
Revert "$ONE_LINE_MSG"
|
|
|
|
This reverts commit r$SVN_REVISION.
|
|
EOF
|
|
|
|
# Begin the commit but give our user an opportunity to edit it.
|
|
git commit --file="$TEMPLATE" --edit
|
|
if [ $? -ne 0 ]; then
|
|
echo "Error! Failed to commit reverting commit for commit $COMMIT. Reverting to head."
|
|
git reset --hard HEAD
|
|
rm -rf $TEMPLATE
|
|
exit 1
|
|
fi
|
|
|
|
rm -rf $TEMPLATE
|
|
|