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# Copyright 2016 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import default_flavor
"""GN flavor utils, used for building Skia with GN."""
class GNFlavorUtils(default_flavor.DefaultFlavorUtils):
def compile(self, target):
"""Build Skia with GN."""
# Get the gn executable.
fetch_gn = self._skia_api.skia_dir.join('bin', 'fetch-gn')
self._skia_api.run(self._skia_api.m.step, 'fetch-gn', cmd=[fetch_gn],
cwd=self._skia_api.skia_dir)
is_debug = 'is_debug=true'
if self._skia_api.configuration != 'Debug':
is_debug = 'is_debug=false'
gn_args = [is_debug]
is_clang = 'Clang' in self._skia_api.builder_name
is_gcc = 'GCC' in self._skia_api.builder_name
cc, cxx = 'cc', 'c++'
if is_clang:
cc, cxx = 'clang', 'clang++'
elif is_gcc:
cc, cxx = 'gcc', 'g++'
ccache = self._skia_api.ccache()
if ccache:
cc, cxx = '%s %s' % (ccache, cc), '%s %s' % (ccache, cxx)
if is_clang:
# Stifle "argument unused during compilation: ..." warnings.
stifle = '-Qunused-arguments'
cc, cxx = '%s %s' % (cc, stifle), '%s %s' % (cxx, stifle)
gn_args += [ 'cc="%s"' % cc, 'cxx="%s"' % cxx ]
# Run gn gen.
gn_exe = 'gn'
if self._skia_api.m.platform.is_win:
gn_exe = 'gn.exe'
gn_gen = [gn_exe, 'gen', self.out_dir, '--args=%s' % ' '.join(gn_args)]
self._skia_api.run(self._skia_api.m.step, 'gn_gen', cmd=gn_gen,
cwd=self._skia_api.skia_dir)
# Run ninja.
ninja_cmd = ['ninja', '-C', self.out_dir]
self._skia_api.run(self._skia_api.m.step, 'compile %s' % target,
cmd=ninja_cmd,
cwd=self._skia_api.skia_dir)
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