Files
mckernel/scripts/git_hooks/pre-commit
Dominique Martinet e770a22fa5 scripts: add checkpatch.pl & git hooks
Change-Id: I29e5f7a99e8dd92511c0b1d099f3e1a2f37d7a72
2018-07-12 00:55:58 +00:00

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#!/bin/bash
#
# Mostly taken from nfs-ganesha
#
# 1. Run checkpatch on the commit
# 2. Check to see if a submodule is not being updated
# define colors for use in output
green='\033[0;32m'
no_color='\033[0m'
grey='\033[0;90m'
if git rev-parse --verify HEAD 2>/dev/null >/dev/null
then
against=HEAD
else
# Initial commit: diff against an empty tree object
against=4b825dc642cb6eb9a060e54bf8d69288fbee4904
fi
ROOT_DIR=$(git rev-parse --show-toplevel)
# skip if no checkpatch (compat for branch switches)
[[ -x "$ROOT_DIR/scripts/checkpatch.pl" ]] || exit 0
git diff --cached $against | \
"$ROOT_DIR/scripts/checkpatch.pl" --no-signoff --no-tree -q -
if [ $? != 0 ]; then
echo -n -e "Continue with commit? ${grey}[N|y]${no_color} "
read -n 1 reply </dev/tty
echo
if [[ "$reply" == "y" || "$reply" == "Y" ]]; then
echo "Permitting to be committed..."
else
echo "Aborting commit due to checkpatch errors."
exit 1
fi
fi
# Check whether any submodule is about to be updated with the
# commit. Ask the user for confirmation.
[[ -e "${ROOT_DIR}/.gitmodules" ]] || exit 0
SUBMODULES=$(sed -ne 's/^.*path = //p' "${ROOT_DIR}/.gitmodules")
# Finding the submodules that have been modified
MOD_SUBMODULES=$(git diff --cached --name-only | grep -F "$SUBMODULES")
# If no modified submodules, exit with status code 0, else prompt the
# user and exit accordingly
if [[ -n "$MOD_SUBMODULES" ]]; then
echo "Submodules to be committed:"
echo " (use \"git reset HEAD <file>...\" to unstage)"
echo
for SUB in $MOD_SUBMODULES
do
echo -e "\t${green}modified:\t$SUB${no_color}"
done
echo
echo -n -e "Continue with commit? ${grey}[N|y]${no_color} "
read -n 1 reply </dev/tty
echo
if [[ "$reply" == "y" || "$reply" == "Y" ]]; then
echo "Permitting submodules to be committed..."
else
echo "Aborting commit due to submodule update."
exit 1
fi
fi
exit 0