365 lines
12 KiB
Text
365 lines
12 KiB
Text
# Copyright (c) 2013 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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# TODO(brettw) Use "gcc_toolchain.gni" like the Linux toolchains. This requires
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# some enhancements since the commands on Mac are slightly different than on
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# Linux.
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import("../goma.gni")
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import("//build/config/ios/ios_sdk.gni")
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import("//build/config/mac/mac_sdk.gni")
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assert(host_os == "mac")
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import("//build/toolchain/goma.gni")
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import("//build/toolchain/toolchain.gni")
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if (use_goma) {
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goma_prefix = "$goma_dir/gomacc "
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} else {
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goma_prefix = ""
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}
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# This will copy the gyp-mac-tool to the build directory. We pass in the source
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# file of the mac tool.
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gyp_mac_tool_source =
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rebase_path("//tools/gyp/pylib/gyp/mac_tool.py", root_build_dir)
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exec_script("setup_toolchain.py", [ gyp_mac_tool_source ])
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# Shared toolchain definition. Invocations should set toolchain_os to set the
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# build args in this definition.
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template("mac_toolchain") {
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toolchain(target_name) {
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assert(defined(invoker.cc), "mac_toolchain() must specify a \"cc\" value")
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assert(defined(invoker.cxx), "mac_toolchain() must specify a \"cxx\" value")
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assert(defined(invoker.ld), "mac_toolchain() must specify a \"ld\" value")
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assert(defined(invoker.toolchain_cpu),
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"mac_toolchain() must specify a \"toolchain_cpu\"")
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assert(defined(invoker.toolchain_os),
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"mac_toolchain() must specify a \"toolchain_os\"")
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# We can't do string interpolation ($ in strings) on things with dots in
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# them. To allow us to use $cc below, for example, we create copies of
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# these values in our scope.
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cc = invoker.cc
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cxx = invoker.cxx
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ld = invoker.ld
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# Make these apply to all tools below.
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lib_switch = "-l"
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lib_dir_switch = "-L"
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# Object files go in this directory. Use label_name instead of
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# target_output_name since labels will generally have no spaces and will be
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# unique in the directory.
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object_subdir = "{{target_out_dir}}/{{label_name}}"
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tool("cc") {
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depfile = "{{output}}.d"
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precompiled_header_type = "gcc"
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command = "$cc -MMD -MF $depfile {{defines}} {{include_dirs}} {{cflags}} {{cflags_c}} -c {{source}} -o {{output}}"
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depsformat = "gcc"
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description = "CC {{output}}"
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outputs = [
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"$object_subdir/{{source_name_part}}.o",
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]
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}
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tool("cxx") {
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depfile = "{{output}}.d"
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precompiled_header_type = "gcc"
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command = "$cxx -MMD -MF $depfile {{defines}} {{include_dirs}} {{cflags}} {{cflags_cc}} -c {{source}} -o {{output}}"
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depsformat = "gcc"
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description = "CXX {{output}}"
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outputs = [
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"$object_subdir/{{source_name_part}}.o",
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]
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}
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tool("asm") {
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# For GCC we can just use the C compiler to compile assembly.
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depfile = "{{output}}.d"
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command = "$cc -MMD -MF $depfile {{defines}} {{include_dirs}} {{asmflags}} -c {{source}} -o {{output}}"
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depsformat = "gcc"
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description = "ASM {{output}}"
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outputs = [
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"$object_subdir/{{source_name_part}}.o",
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]
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}
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tool("objc") {
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depfile = "{{output}}.d"
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precompiled_header_type = "gcc"
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command = "$cc -MMD -MF $depfile {{defines}} {{include_dirs}} {{cflags}} {{cflags_objc}} -c {{source}} -o {{output}}"
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depsformat = "gcc"
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description = "OBJC {{output}}"
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outputs = [
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"$object_subdir/{{source_name_part}}.o",
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]
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}
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tool("objcxx") {
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depfile = "{{output}}.d"
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precompiled_header_type = "gcc"
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command = "$cxx -MMD -MF $depfile {{defines}} {{include_dirs}} {{cflags}} {{cflags_objcc}} -c {{source}} -o {{output}}"
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depsformat = "gcc"
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description = "OBJCXX {{output}}"
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outputs = [
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"$object_subdir/{{source_name_part}}.o",
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]
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}
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tool("alink") {
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command = "rm -f {{output}} && ./gyp-mac-tool filter-libtool libtool -static {{arflags}} -o {{output}} {{inputs}}"
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description = "LIBTOOL-STATIC {{output}}"
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outputs = [
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"{{output_dir}}/{{target_output_name}}{{output_extension}}",
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]
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default_output_dir = "{{target_out_dir}}"
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default_output_extension = ".a"
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output_prefix = "lib"
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}
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tool("solink") {
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dylib = "{{output_dir}}/{{target_output_name}}{{output_extension}}" # eg "./libfoo.dylib"
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rspfile = dylib + ".rsp"
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# These variables are not built into GN but are helpers that implement
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# (1) linking to produce a .dylib, (2) extracting the symbols from that
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# file to a temporary file, (3) if the temporary file has differences from
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# the existing .TOC file, overwrite it, otherwise, don't change it.
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#
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# As a special case, if the library reexports symbols from other dynamic
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# libraries, we always update the .TOC and skip the temporary file and
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# diffing steps, since that library always needs to be re-linked.
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tocname = dylib + ".TOC"
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temporary_tocname = dylib + ".tmp"
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does_reexport_command = "[ ! -e \"$dylib\" -o ! -e \"$tocname\" ] || otool -l \"$dylib\" | grep -q LC_REEXPORT_DYLIB"
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link_command = "$ld -shared "
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if (is_component_build) {
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link_command += " -Wl,-install_name,@rpath/\"{{target_output_name}}{{output_extension}}\" "
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}
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link_command += "{{ldflags}} -o \"$dylib\" -Wl,-filelist,\"$rspfile\" {{libs}} {{solibs}}"
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replace_command = "if ! cmp -s \"$temporary_tocname\" \"$tocname\"; then mv \"$temporary_tocname\" \"$tocname\""
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extract_toc_command = "{ otool -l \"$dylib\" | grep LC_ID_DYLIB -A 5; nm -gP \"$dylib\" | cut -f1-2 -d' ' | grep -v U\$\$; true; }"
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command = "if $does_reexport_command ; then $link_command && $extract_toc_command > \"$tocname\"; else $link_command && $extract_toc_command > \"$temporary_tocname\" && $replace_command ; fi; fi"
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rspfile_content = "{{inputs_newline}}"
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description = "SOLINK {{output}}"
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# Use this for {{output_extension}} expansions unless a target manually
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# overrides it (in which case {{output_extension}} will be what the target
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# specifies).
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default_output_dir = "{{root_out_dir}}"
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default_output_extension = ".dylib"
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output_prefix = "lib"
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# Since the above commands only updates the .TOC file when it changes, ask
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# Ninja to check if the timestamp actually changed to know if downstream
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# dependencies should be recompiled.
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restat = true
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# Tell GN about the output files. It will link to the dylib but use the
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# tocname for dependency management.
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outputs = [
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dylib,
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tocname,
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]
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link_output = dylib
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depend_output = tocname
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}
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tool("solink_module") {
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sofile = "{{output_dir}}/{{target_output_name}}{{output_extension}}" # eg "./libfoo.so"
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rspfile = sofile + ".rsp"
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link_command =
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"$ld -bundle {{ldflags}} -o \"$sofile\" -Wl,-filelist,\"$rspfile\""
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if (is_component_build) {
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link_command += " -Wl,-install_name,@rpath/{{target_output_name}}{{output_extension}}"
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}
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link_command += " {{solibs}} {{libs}}"
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command = link_command
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rspfile_content = "{{inputs_newline}}"
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description = "SOLINK_MODULE {{output}}"
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# Use this for {{output_extension}} expansions unless a target manually
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# overrides it (in which case {{output_extension}} will be what the target
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# specifies).
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default_output_dir = "{{root_out_dir}}"
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default_output_extension = ".so"
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outputs = [
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sofile,
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]
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}
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tool("link") {
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outfile = "{{output_dir}}/{{target_output_name}}{{output_extension}}"
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rspfile = "$outfile.rsp"
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# Note about --filelist: Apple's linker reads the file list file and
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# interprets each newline-separated chunk of text as a file name. It
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# doesn't do the things one would expect from the shell like unescaping
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# or handling quotes. In contrast, when Ninja finds a file name with
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# spaces, it single-quotes them in $inputs_newline as it would normally
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# do for command-line arguments. Thus any source names with spaces, or
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# label names with spaces (which GN bases the output paths on) will be
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# corrupted by this process. Don't use spaces for source files or labels.
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command = "$ld {{ldflags}} -o \"$outfile\" -Wl,-filelist,\"$rspfile\" {{solibs}} {{libs}}"
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description = "LINK $outfile"
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rspfile_content = "{{inputs_newline}}"
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outputs = [
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outfile,
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]
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default_output_dir = "{{root_out_dir}}"
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}
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# These two are really entirely generic, but have to be repeated in
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# each toolchain because GN doesn't allow a template to be used here.
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# See //build/toolchain/toolchain.gni for details.
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tool("stamp") {
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command = stamp_command
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description = stamp_description
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}
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tool("copy") {
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command = copy_command
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description = copy_description
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}
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tool("copy_bundle_data") {
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_tool = rebase_path("//build/toolchain/mac/copy_bundle_data.py",
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root_build_dir)
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command = "python $_tool {{source}} {{output}}"
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description = "COPY_BUNDLE_DATA {{source}} {{output}}"
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}
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tool("compile_xcassets") {
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if (is_ios) {
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_configuration = "Release"
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if (is_debug) {
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_configuration = "Debug"
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}
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_compile_xcassets_env =
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"IPHONEOS_DEPLOYMENT_TARGET=$ios_deployment_target " +
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"CONFIGURATION=$ios_sdk_name-$_configuration " +
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"CONTENTS_FOLDER_PATH=\$(dirname {{output}})"
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} else {
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_compile_xcassets_env =
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"MACOSX_DEPLOYMENT_TARGET=$mac_deployment_target " +
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"UNLOCALIZED_RESOURCES_FOLDER_PATH=\$(dirname {{output}})"
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}
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command = "rm -f {{output}} && " +
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"env $_compile_xcassets_env ./gyp-mac-tool compile-xcassets " +
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"{} {{inputs}}"
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description = "COMPILE_XCASSETS {{output}}"
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}
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toolchain_args() {
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current_cpu = invoker.toolchain_cpu
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current_os = invoker.toolchain_os
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# These values need to be passed through unchanged.
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host_toolchain = host_toolchain
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target_os = target_os
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target_cpu = target_cpu
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if (defined(invoker.is_clang)) {
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is_clang = invoker.is_clang
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}
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}
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}
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}
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mac_toolchain("clang_arm") {
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toolchain_cpu = "arm"
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toolchain_os = "mac"
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prefix = rebase_path("//third_party/llvm-build/Release+Asserts/bin",
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root_build_dir)
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cc = "${goma_prefix}$prefix/clang"
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cxx = "${goma_prefix}$prefix/clang++"
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ld = cxx
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is_clang = true
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}
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mac_toolchain("ios_clang_arm") {
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toolchain_cpu = "arm"
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toolchain_os = "mac"
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# TODO(GYP): We need to support being able to use the version of clang
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# shipped w/ XCode instead of the one pulled from upstream.
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prefix = rebase_path("//third_party/llvm-build/Release+Asserts/bin",
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root_build_dir)
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cc = "${goma_prefix}$prefix/clang"
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cxx = "${goma_prefix}$prefix/clang++"
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ld = cxx
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is_clang = true
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}
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mac_toolchain("ios_clang_armv7") {
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toolchain_cpu = "armv7"
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toolchain_os = "mac"
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# TODO(GYP): We need to support being able to use the version of clang
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# shipped w/ XCode instead of the one pulled from upstream.
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prefix = rebase_path("//third_party/llvm-build/Release+Asserts/bin",
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root_build_dir)
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cc = "${goma_prefix}$prefix/clang"
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cxx = "${goma_prefix}$prefix/clang++"
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ld = cxx
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is_clang = true
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}
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mac_toolchain("ios_clang_arm64") {
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toolchain_cpu = "arm64"
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toolchain_os = "mac"
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# TODO(GYP): We need to support being able to use the version of clang
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# shipped w/ XCode instead of the one pulled from upstream.
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prefix = rebase_path("//third_party/llvm-build/Release+Asserts/bin",
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root_build_dir)
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cc = "${goma_prefix}$prefix/clang"
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cxx = "${goma_prefix}$prefix/clang++"
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ld = cxx
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is_clang = true
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}
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mac_toolchain("arm") {
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toolchain_cpu = "arm"
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toolchain_os = "mac"
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cc = "${goma_prefix}/gcc"
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cxx = "${goma_prefix}/g++"
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ld = cxx
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is_clang = false
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}
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mac_toolchain("clang_x64") {
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toolchain_cpu = "x64"
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toolchain_os = "mac"
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prefix = rebase_path("//third_party/llvm-build/Release+Asserts/bin",
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root_build_dir)
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cc = "${goma_prefix}$prefix/clang"
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cxx = "${goma_prefix}$prefix/clang++"
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ld = cxx
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is_clang = true
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}
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mac_toolchain("x64") {
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toolchain_cpu = "x64"
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toolchain_os = "mac"
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cc = "${goma_prefix}/gcc"
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cxx = "${goma_prefix}/g++"
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ld = cxx
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is_clang = false
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}
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