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#!/bin/sh
#
# Copy or link this file as ".git/hooks/pre-commit".
die() {
echo 'pre-commit hook failure' 1>&2
echo '-----------------------' 1>&2
echo '' 1>&2
echo "$@" 1>&2
exit 1
}
#-----------------------------------------------------------------------------
# Check for committer identity.
advice='
Use the commands
git config --global user.name '\''Your Name'\''
git config --global user.email '\''you@yourdomain.com'\''
to introduce yourself to Git before committing.'
# Ensure name and email are available.
git config --get user.name > /dev/null &&
git config --get user.email > /dev/null ||
die 'Identity not configured!' "$advice"
# Validate the name and email.
git config --get user.name | grep ' ' > /dev/null ||
die 'Set user.name to your Real Name (with a space), not a userid.' "$advice"
git config --get user.email | grep '^[^@]*@[^@]*$' > /dev/null ||
die 'Set user.email to an email address (userid@validdomain.com).' "$advice"
#-----------------------------------------------------------------------------
# Check content that will be added by this commit.
if git rev-parse --verify -q HEAD > /dev/null; then
against=HEAD
else
# Initial commit: diff against an empty tree object
against=4b825dc642cb6eb9a060e54bf8d69288fbee4904
fi
# Disallow non-ascii file names. The printable range starts at the
# space character and ends with tilde.
if test "$(git diff --cached --name-only --diff-filter=A -z $against |
LC_ALL=C tr -d '[ -~]\0')"; then
die 'Non-ascii file names may not be added:
'"$(git diff --cached --name-only --diff-filter=A $against)"
fi
# Builtin whitespace checks.
bad=$(git diff-index --check --cached $against --) || die "$bad"
# Reject leading TABs.
check_tab() {
git diff-index -p --cached $against -- "$1" |
grep '^+ ' > /dev/null &&
echo " $1"
}
check_file() {
case "$1" in
*.c) check_tab "$1" ;;
*.h) check_tab "$1" ;;
*.cxx) check_tab "$1" ;;
*.txx) check_tab "$1" ;;
*.hxx) check_tab "$1" ;;
*.htm) check_tab "$1" ;;
*.html) check_tab "$1" ;;
*.txt) check_tab "$1" ;;
*.cmake) check_tab "$1" ;;
esac
}
bad=$(git diff-index --name-only --cached $against -- |
while read file; do
check_file "$file"
done)
test -z "$bad" || die 'Leading TABs added in
'"$bad"'
Convert them to spaces (2 per TAB) before commit.'
|
