# Copyright (C) 2017 The Android Open Source Project # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. import("//gn/standalone/android.gni") import("llvm.gni") declare_args() { if (is_clang) { if (is_linux) { cc = linux_clang_bin cxx = linux_clangxx_bin } else { cc = "clang" cxx = "clang++" } } else { cc = "gcc" cxx = "g++" } } declare_args() { host_ar = ar if (is_linux_host && is_clang) { host_cc = linux_clang_bin host_cxx = linux_clangxx_bin } else { host_cc = cc host_cxx = cxx } if (is_android) { target_ar = "$android_toolchain_root/bin/$android_abi_target-ar" target_cc = "$android_llvm_dir/bin/clang" target_cxx = "$android_llvm_dir/bin/clang++" } else { target_ar = ar target_cc = cc target_cxx = cxx } cc_wrapper = "" } python = "python" stamp = "touch" template("gcc_like_toolchain") { toolchain(target_name) { ar = invoker.ar cc = invoker.cc cxx = invoker.cxx lib_switch = "-l" lib_dir_switch = "-L" tool("cc") { depfile = "{{output}}.d" command = "$cc_wrapper $cc -MMD -MF $depfile {{defines}} {{include_dirs}} {{cflags}} {{cflags_c}} -c {{source}} -o {{output}}" depsformat = "gcc" outputs = [ "{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o", ] description = "compile {{source}}" } tool("cxx") { depfile = "{{output}}.d" command = "$cc_wrapper $cxx -MMD -MF $depfile {{defines}} {{include_dirs}} {{cflags}} {{cflags_cc}} -c {{source}} -o {{output}}" depsformat = "gcc" outputs = [ "{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o", ] description = "compile {{source}}" } tool("asm") { depfile = "{{output}}.d" command = "$cc_wrapper $cc -MMD -MF $depfile {{defines}} {{include_dirs}} {{asmflags}} -c {{source}} -o {{output}}" depsformat = "gcc" outputs = [ "{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o", ] description = "assemble {{source}}" } tool("alink") { if (is_mac && ar != "suppress_unused_ar_variable_warning") { command = "rm -f {{output}} && libtool -static {{arflags}} -o {{output}} {{inputs}}" } else { rspfile = "{{output}}.rsp" rspfile_content = "{{inputs}}" command = "$ar rcsD {{output}} @$rspfile" } outputs = [ "{{root_out_dir}}/{{target_output_name}}{{output_extension}}", ] default_output_extension = ".a" output_prefix = "lib" description = "link {{output}}" } tool("solink") { soname = "{{target_output_name}}{{output_extension}}" rpath = "-Wl,-soname,$soname" if (is_mac) { rpath = "-Wl,-install_name,@rpath/$soname" } command = "$cc_wrapper $cxx -shared {{ldflags}} {{inputs}} {{solibs}} {{libs}} $rpath -o {{output}}" outputs = [ "{{root_out_dir}}/$soname", ] output_prefix = "lib" default_output_extension = ".so" description = "link {{output}}" } tool("link") { command = "$cc_wrapper $cxx {{ldflags}} {{inputs}} {{solibs}} {{libs}} -o {{output}}" outputs = [ "{{root_out_dir}}/{{target_output_name}}{{output_extension}}", ] description = "link {{output}}" } tool("stamp") { command = "touch {{output}}" description = "stamp {{output}}" } tool("copy") { command = "cp -af {{source}} {{output}}" description = "COPY {{source}} {{output}}" } toolchain_args = { current_cpu = invoker.cpu current_os = invoker.os } } } gcc_like_toolchain("gcc_like") { cpu = current_cpu os = current_os ar = target_ar cc = target_cc cxx = target_cxx } gcc_like_toolchain("gcc_like_host") { cpu = host_cpu os = host_os ar = host_ar cc = host_cc cxx = host_cxx }