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#! /bin/sh
# Copyright (C) 2018 The Qt Company Ltd.
# Contact: http://www.qt.io/licensing/
#
# You may use this file under the terms of the 3-clause BSD license.
# See the file LICENSE from this package for details.
#
# Usage: in every repository you want to have checked:
# cd .git/hooks
# ln -s ../../../qtrepotools/git-hooks/clang-format-pre-commit pre-commit
# mklink pre-commit ..\..\..\qtrepotools\git-hooks\clang-format-pre-commit
#
CLANG_FORMAT=$(which git-clang-format 2>/dev/null)
if [ -z "$CLANG_FORMAT" -a -d "$LLVM_INSTALL_DIR" ]; then
export PATH=$PATH:$LLVM_INSTALL_DIR/bin
CLANG_FORMAT=$(which git-clang-format 2>/dev/null)
fi
if test -z "$CLANG_FORMAT"; then
echo "Please install clang-format and make sure git-clang-format is in the path."
exit 0
fi
CLANG_FORMAT_DIFF=`git clang-format -q --diff`
if [ "$CLANG_FORMAT_DIFF" = "no modified files to format" ]; then
exit 0
fi
if test -n "$CLANG_FORMAT_DIFF"; then
echo "clang-format output:"
echo "$CLANG_FORMAT_DIFF"
echo "clang-format detected change in format, please run:"
echo " git clang-format"
echo "and amend the change."
exit 1
fi
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