52 lines
2.2 KiB
Bash
Executable File
52 lines
2.2 KiB
Bash
Executable File
#!/bin/bash
|
|
|
|
# This hook purpose is to keep coding style consistent between all developers
|
|
# It is automatically installed in .git/hooks folder by cmake on first run.
|
|
|
|
# From https://github.com/tatsuhiro-t/nghttp2/blob/master/pre-commit
|
|
|
|
function invalid-format-detected {
|
|
cat git-clang-format.diff
|
|
echo "*****************"
|
|
echo "$0: Invalid coding style detected (see git-clang-format.diff for issues). Please correct it using one of the following:"
|
|
echo "1) Apply patch located at git-clang-format.diff using:"
|
|
echo " cd $(git rev-parse --show-toplevel) && $1"
|
|
echo "2) Use clang-format to correctly format source code using:"
|
|
echo " $2"
|
|
echo "3) Reformat these lines manually."
|
|
echo "*** Aborting commit.***"
|
|
exit 1
|
|
}
|
|
function git-clang-format-diffing {
|
|
format_diff=$(which git-clang-format)
|
|
format_diff_options="--style=file"
|
|
|
|
#only diffing commited files, ignored staged one
|
|
$format_diff $format_diff_options --diff $(git --no-pager diff --cached --name-status | grep -v '^D' | cut -f2) > git-clang-format.diff
|
|
|
|
if ! grep -q -E '(no modified files to format|clang-format did not modify any files)' git-clang-format.diff; then
|
|
invalid-format-detected "git apply git-clang-format.diff" "clang-format $format_diff_options -i <some_file.c>"
|
|
fi
|
|
}
|
|
|
|
function clang-format-diff-diffing {
|
|
format_diff=$(find /usr/bin/ -name 'clang-format-diff*' -type f | tail -n1)
|
|
format_diff_options="-style file"
|
|
|
|
git diff-index --cached --diff-filter=ACMR -p HEAD -- | $format_diff $format_diff_options -p1 > git-clang-format.diff
|
|
if [ -s git-clang-format.diff ]; then
|
|
invalid-format-detected "patch -p0 < git-clang-format.diff" "${format_diff/-diff/} $format_diff_options -i <some_file.cpp>"
|
|
fi
|
|
}
|
|
|
|
set -e
|
|
if which git-clang-format &>/dev/null; then
|
|
git-clang-format-diffing $@
|
|
elif [ ! -z "$(find /usr/bin/ /usr/local/bin/ /opt/bin/ -name 'clang-format-diff*' -type f 2>/dev/null)" ]; then
|
|
# Warning! We need at least version 1.6...
|
|
clang-format-diff-diffing $@
|
|
else
|
|
echo "$0: Please install clang-format (coding style checker) - could not find git-clang-format nor clang-format-diff in PATH. Skipping code verification..."
|
|
exit 0
|
|
fi
|