gnstand-fetch.sh

#!/bin/sh
# gnstand-fetch.sh: magic to fetch bits needed to build GN
# Jashank Jeremy <jashank@rulingia.com>

set -e

mkdir -p gn.stand || exit 1
cd gn.stand

if [ X$CR = 'X' ]
then
    echo "\$CR unset, assuming you have depot_tools in your path."
    echo "If download_from_google_storage fails, set \$CR to the directory containing depot_tools."
fi

cr_trunk=http://src.chromium.org/chrome/trunk
target_rev=289113

### Generate top-level build configuration files.
cat >.gn <<EOF
# Automatically generated by build-gn-stand.sh.
# Distantly based on cr://src/.gn

buildconfig = "//build/config/BUILDCONFIG.gn"
secondary_source = "//build/secondary/"
EOF

cat >BUILD.gn <<EOF
# Automatically generated by build-gn-stand.sh.
# Distantly based on cr://src/BUILD.gn

import("//build/config/ui.gni")
group("root") {
  deps = [
    "//tools/gn",
  ]
}
EOF

### Check out the necessary bits of Cr sources.
# base and friends
(svn co -r $target_rev --depth=immediates $cr_trunk/src/base && \
    cd base && \
    svn up -r $target_rev --set-depth=infinity allocator containers \
    	debug files i18n json memory message_loop metrics nix numerics \
    	posix power_monitor process profiler strings synchronization \
    	system_monitor task test threading time timer \
        third_party/dmg_fp third_party/dynamic_annotations \
    	third_party/icu third_party/nspr third_party/superfasthash \
    	third_party/symbolize third_party/valgrind \
    	third_party/xdg_mime third_party/xdg_user_dirs )

# build and buildtools
svn co -r $target_rev --depth=infinity $cr_trunk/src/build
git clone https://chromium.googlesource.com/chromium/buildtools.git

# testing
(svn co -r $target_rev --depth=immediates $cr_trunk/src/testing && \
    cd testing && \
    svn co http://googletest.googlecode.com/svn/trunk gtest && \
    svn co http://googlemock.googlecode.com/svn/trunk gmock )

# third_party
(svn co -r $target_rev --depth=immediates $cr_trunk/src/third_party && \
    cd third_party && \
    svn co -r $target_rev $cr_trunk/deps/third_party/icu52 icu && \
    svn up -r $target_rev --set-depth=infinity libevent libxml modp_b64 zlib gsutil )

# tools
(svn co -r $target_rev --depth=empty $cr_trunk/src/tools && \
    cd tools && \
    svn up -r $target_rev --set-depth=infinity generate_library_loader gn)

python2 build/util/lastchange.py -o build/util/LASTCHANGE

DFGS=download_from_google_storage
if [ X$CR != 'X' ]
then
    DFGS=$CR/depot_tools/download_from_google_storage
fi

$DFGS --no_resume --no_auth --bucket chromium-gn \
    --platform=linux\* -s buildtools/linux64/gn.sha1
$DFGS --no_resume --no_auth --bucket chromium-gn \
    --platform=darwin -s buildtools/mac/gn.sha1
$DFGS --no_resume --no_auth --bucket chromium-gn \
    --platform=linux\* -s buildtools/linux32/gn.sha1