#!/bin/sh
#
# An example hook script to verify what is about to be committed.
-# Called by git-commit with no arguments. The hook should
+# Called by "git commit" with no arguments. The hook should
# exit with non-zero status after issuing an appropriate message if
# it wants to stop the commit.
#
# To enable this hook, rename this file to "pre-commit".
-if git-rev-parse --verify HEAD >/dev/null 2>&1
+if git rev-parse --verify HEAD >/dev/null 2>&1
then
against=HEAD
else
against=4b825dc642cb6eb9a060e54bf8d69288fbee4904
fi
-# If you want to allow non-ascii filenames set this variable to true.
+# If you want to allow non-ASCII filenames set this variable to true.
allownonascii=$(git config hooks.allownonascii)
-# Cross platform projects tend to avoid non-ascii filenames; prevent
+# Redirect output to stderr.
+exec 1>&2
+
+# Cross platform projects tend to avoid non-ASCII filenames; prevent
# them from being added to the repository. We exploit the fact that the
# printable range starts at the space character and ends with tilde.
if [ "$allownonascii" != "true" ] &&
# Note that the use of brackets around a tr range is ok here, (it's
# even required, for portability to Solaris 10's /usr/bin/tr), since
# the square bracket bytes happen to fall in the designated range.
- test "$(git diff --cached --name-only --diff-filter=A -z $against |
- LC_ALL=C tr -d '[ -~]\0')"
+ test $(git diff --cached --name-only --diff-filter=A -z $against |
+ LC_ALL=C tr -d '[ -~]\0' | wc -c) != 0
then
- echo "Error: Attempt to add a non-ascii file name."
- echo
- echo "This can cause problems if you want to work"
- echo "with people on other platforms."
- echo
- echo "To be portable it is advisable to rename the file ..."
- echo
- echo "If you know what you are doing you can disable this"
- echo "check using:"
- echo
- echo " git config hooks.allownonascii true"
- echo
+ cat <<\EOF
+Error: Attempt to add a non-ASCII file name.
+
+This can cause problems if you want to work with people on other platforms.
+
+To be portable it is advisable to rename the file.
+
+If you know what you are doing you can disable this check using:
+
+ git config hooks.allownonascii true
+EOF
exit 1
fi
+# If there are whitespace errors, print the offending file names and fail.
exec git diff-index --check --cached $against --