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#!/bin/bash
# Copyright 2013 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
if [[ a"`ctags --version | head -1 | grep \"^Exuberant Ctags\"`" == "a" ]]; then
cat <<EOF
You must be using Exuberant Ctags, not just standard GNU ctags. If you are on
Debian or a related flavor of Linux, you may want to try running
apt-get install exuberant-ctags.
EOF
exit
fi
CHROME_SRC_DIR="$PWD"
fail() {
echo "Failed to create ctags for $1"
exit 1
}
ctags_cmd() {
echo "ctags --languages=C++ $1 --exclude=.git -R -f .tmp_tags"
}
build_dir() {
local extraexcludes=""
if [[ a"$1" == "a--extra-excludes" ]]; then
extraexcludes="--exclude=third_party --exclude=build --exclude=out"
shift
fi
cd "$CHROME_SRC_DIR/$1" || fail $1
# Redirect error messages so they aren't seen because they are almost always
# errors about components that you just happen to have not built (NaCl, for
# example).
$(ctags_cmd "$extraexcludes") 2> /dev/null || fail $1
mv -f .tmp_tags tags
}
# We always build the top level but leave all submodules as optional.
build_dir --extra-excludes "" "top level"
# Build any other directies that are listed on the command line.
for dir in $@; do
build_dir "$1"
shift
done
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