Merge branch 'pb/maint-gitweb-blob-lineno'

[git.git] / templates / hooks--pre-commit.sample

diff --git a/templates/hooks--pre-commit.sample b/templates/hooks--pre-commit.sample
index 0ba62076fb4a381e588eba90ed639dd560860fd3..043970a751f0a85cfa99684be5d610b33b15a358 100755 (executable)
--- a/templates/hooks--pre-commit.sample
+++ b/templates/hooks--pre-commit.sample
@@ -7,6 +7,34 @@
 #
 # To enable this hook, rename this file to "pre-commit".
 
+# If you want to allow non-ascii filenames set this variable to true.
+allownonascii=$(git config hooks.allownonascii)
+
+# Cross platform projects tend to avoid non-ascii filenames; prevent
+# them from being added to the repository. We exploit the fact that the
+# printable range starts at the space character and ends with tilde.
+if [ "$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 |
+         LC_ALL=C tr -d '[ -~]\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
+       exit 1
+fi
+
 if git-rev-parse --verify HEAD >/dev/null 2>&1
 then
        against=HEAD