clang-format check git hook

pre-commit

#!/bin/bash
tmpfile=$(mktemp)
for f in `git diff --cached --name-only --diff-filter=ACMR | egrep '\.(cc|cu|cuh|h)$'`; do
  git show :"$f" > $tmpfile
  if ! diff -q "$tmpfile" <(clang-format "$tmpfile") 2>&1 >/dev/null; then
    echo "$f" is not clang-formatted.
    rm -rf $tmpfile
    exit 1
  fi
done
# python
for f in `git diff --cached --name-only --diff-filter=ACMR | egrep '\.(py)$'`; do
  git show :"$f" > $tmpfile
  if ! diff -q "$tmpfile" <(autopep8 "$tmpfile") 2>&1 >/dev/null; then
    echo "$f" is not autopep8.
    rm -rf $tmpfile
    exit 1
  fi
done
rm -rf $tmpfile