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# Copyright 2015-2016, Google Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following disclaimer
# in the documentation and/or other materials provided with the
# distribution.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
require 'mkmf'
LIBDIR = RbConfig::CONFIG['libdir']
INCLUDEDIR = RbConfig::CONFIG['includedir']
HEADER_DIRS = [
# Search /opt/local (Mac source install)
'/opt/local/include',
# Search /usr/local (Source install)
'/usr/local/include',
# Check the ruby install locations
INCLUDEDIR
]
LIB_DIRS = [
# Search /opt/local (Mac source install)
'/opt/local/lib',
# Search /usr/local (Source install)
'/usr/local/lib',
# Check the ruby install locations
LIBDIR
]
windows = RUBY_PLATFORM =~ /mingw|mswin/
grpc_root = File.expand_path(File.join(File.dirname(__FILE__), '../../../..'))
grpc_config = ENV['GRPC_CONFIG'] || 'opt'
if ENV.key?('GRPC_LIB_DIR')
grpc_lib_dir = File.join(grpc_root, ENV['GRPC_LIB_DIR'])
else
grpc_lib_dir = File.join(grpc_root, 'libs', grpc_config)
end
unless File.exist?(File.join(grpc_lib_dir, 'libgrpc.a')) or windows
for var in %w( CC AR ) do
ENV[var] = RbConfig::CONFIG[var]
end
ENV['LD'] = ENV['CC']
ENV['EMBED_OPENSSL'] = 'true'
ENV['EMBED_ZLIB'] = 'true'
output_dir = File.expand_path(RbConfig::CONFIG['topdir'])
grpc_lib_dir = File.join(output_dir, 'libs', grpc_config)
ENV['BUILDDIR'] = output_dir
puts 'Building internal gRPC into ' + grpc_lib_dir
system("make -j -C #{grpc_root} #{grpc_lib_dir}/libgrpc.a CONFIG=#{grpc_config}")
exit 1 unless $? == 0
end
$CFLAGS << ' -I' + File.join(grpc_root, 'include')
$LDFLAGS << ' ' + File.join(grpc_lib_dir, 'libgrpc.a') unless windows
if grpc_config == 'gcov'
$CFLAGS << ' -O0 -fprofile-arcs -ftest-coverage'
$LDFLAGS << ' -fprofile-arcs -ftest-coverage -rdynamic'
end
$CFLAGS << ' -std=c99 '
$CFLAGS << ' -Wall '
$CFLAGS << ' -Wextra '
$CFLAGS << ' -pedantic '
$CFLAGS << ' -Werror '
$CFLAGS << ' -Wno-format '
output = File.join('grpc', 'grpc_c')
puts 'Generating Makefile for ' + output
create_makefile(output)
strip_tool = RbConfig::CONFIG['STRIP']
if grpc_config == 'opt'
File.open('Makefile.new', 'w') do |o|
o.puts 'hijack: all strip'
o.puts
File.foreach('Makefile') do |i|
o.puts i
end
o.puts
o.puts 'strip:'
o.puts "\t$(ECHO) Stripping $(DLLIB)"
o.puts "\t$(Q) #{strip_tool} $(DLLIB)"
end
File.rename('Makefile.new', 'Makefile')
end
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