build/build-ctags.sh

   1 #!/bin/bash
   2
   3 # Copyright 2013 The Chromium Authors. All rights reserved.
   4 # Use of this source code is governed by a BSD-style license that can be
   5 # found in the LICENSE file.
   6
   7 if [[ a"`ctags --version | head -1 | grep \"^Exuberant Ctags\"`" == "a" ]]; then
   8   cat <<EOF
   9   You must be using Exuberant Ctags, not just standard GNU ctags. If you are on
  10   Debian or a related flavor of Linux, you may want to try running
  11   apt-get install exuberant-ctags.
  12 EOF
  13   exit
  14 fi
  15
  16 CHROME_SRC_DIR="$PWD"
  17
  18 fail() {
  19   echo "Failed to create ctags for $1"
  20   exit 1
  21 }
  22
  23 ctags_cmd() {
  24   echo "ctags --languages=C++ $1 --exclude=.git -R -f .tmp_tags"
  25 }
  26
  27 build_dir() {
  28   local extraexcludes=""
  29   if [[ a"$1" == "a--extra-excludes" ]]; then
  30     extraexcludes="--exclude=third_party --exclude=build --exclude=out"
  31     shift
  32   fi
  33
  34   cd "$CHROME_SRC_DIR/$1" || fail $1
  35   # Redirect error messages so they aren't seen because they are almost always
  36   # errors about components that you just happen to have not built (NaCl, for
  37   # example).
  38   $(ctags_cmd "$extraexcludes") 2> /dev/null || fail $1
  39   mv -f .tmp_tags .tags
  40 }
  41
  42 # We always build the top level but leave all submodules as optional.
  43 build_dir --extra-excludes "" "top level"
  44
  45 # Build any other directies that are listed on the command line.
  46 for dir in $@; do
  47   build_dir "$1"
  48   shift
  49 done