1 # Copyright (c) 2013 The Chromium Authors. All rights reserved.
2 # Use of this source code is governed by a BSD-style license that can be
3 # found in the LICENSE file.
5 # TODO(brettw) Use "gcc_toolchain.gni" like the Linux toolchains. This requires
6 # some enhancements since the commands on Mac are slightly different than on
11 # Should only be running on Mac.
12 assert(is_mac || is_ios)
14 import("//build/toolchain/clang.gni")
15 import("//build/toolchain/goma.gni")
18 cc = rebase_path("//third_party/llvm-build/Release+Asserts/bin/clang",
20 cxx = rebase_path("//third_party/llvm-build/Release+Asserts/bin/clang++",
28 # This will copy the gyp-mac-tool to the build directory. We pass in the source
29 # file of the win tool.
31 rebase_path("//tools/gyp/pylib/gyp/mac_tool.py", root_build_dir)
32 exec_script("setup_toolchain.py", [ gyp_mac_tool_source ], "value")
34 # Shared toolchain definition. Invocations should set toolchain_os to set the
35 # build args in this definition.
36 template("mac_clang_toolchain") {
37 toolchain(target_name) {
38 assert(defined(invoker.cc),
39 "mac_clang_toolchain() must specify a \"cc\" value")
40 assert(defined(invoker.cxx),
41 "mac_clang_toolchain() must specify a \"cxx\" value")
42 assert(defined(invoker.ld),
43 "mac_clang_toolchain() must specify a \"ld\" value")
44 assert(defined(invoker.toolchain_os),
45 "mac_clang_toolchain() must specify a \"toolchain_os\"")
47 # We can't do string interpolation ($ in strings) on things with dots in
48 # them. To allow us to use $cc below, for example, we create copies of
49 # these values in our scope.
54 # Make these apply to all tools below.
59 command = "$cc -MMD -MF \$out.d \$defines \$includes \$cflags \$cflags_c \$cflags_pch_c -c \$in -o \$out"
60 description = "CC \$out"
65 command = "$cxx -MMD -MF \$out.d \$defines \$includes \$cflags \$cflags_cc \$cflags_pch_cc -c \$in -o \$out"
66 description = "CXX \$out"
71 command = "$cc -MMD -MF \$out.d \$defines \$includes \$cflags \$cflags_c \$cflags_objc \$cflags_pch_objc -c \$in -o \$out"
72 description = "OBJC \$out"
77 command = "$cxx -MMD -MF \$out.d \$defines \$includes \$cflags \$cflags_cc \$cflags_objcc \$cflags_pch_objcc -c \$in -o \$out"
78 description = "OBJCXX \$out"
83 command = "rm -f \$out && ./gyp-mac-tool filter-libtool libtool \$libtool_flags -static -o \$out \$in \$postbuilds"
84 description = "LIBTOOL-STATIC \$out, POSTBUILDS"
87 command = "if [ ! -e \$lib -o ! -e \${lib}.TOC ] || otool -l \$lib | grep -q LC_REEXPORT_DYLIB ; then $ld -shared \$ldflags -o \$lib \$in \$solibs \$libs \$postbuilds && { otool -l \$lib | grep LC_ID_DYLIB -A 5; nm -gP \$lib | cut -f1-2 -d' ' | grep -v U\$\$; true; } > \${lib}.TOC; else $ld -shared \$ldflags -o \$lib \$in \$solibs \$libs \$postbuilds && { otool -l \$lib | grep LC_ID_DYLIB -A 5; nm -gP \$lib | cut -f1-2 -d' ' | grep -v U\$\$; true; } > \${lib}.tmp && if ! cmp -s \${lib}.tmp \${lib}.TOC; then mv \${lib}.tmp \${lib}.TOC ; fi; fi"
88 description = "SOLINK \$lib, POSTBUILDS"
93 command = "$ld \$ldflags -o \$out \$in \$solibs \$libs \$postbuilds"
94 description = "LINK \$out, POSTBUILDS"
98 # command = "$cc -E -P -Wno-trigraphs -x c \$defines \$in -o \$out && plutil -convert xml1 \$out \$out"
99 # description = "INFOPLIST \$out"
102 # command = "\$env ./gyp-mac-tool \$mactool_cmd \$in \$out"
103 # description = "MACTOOL \$mactool_cmd \$in"
105 #tool("package_framework") {
106 # command = "./gyp-mac-tool package-framework \$out \$version \$postbuilds && touch \$out"
107 # description = "PACKAGE FRAMEWORK \$out, POSTBUILDS"
110 command = "\${postbuilds}touch \$out"
111 description = "STAMP \$out"
114 command = "ln -f \$in \$out 2>/dev/null || (rm -rf \$out && cp -af \$in \$out)"
115 description = "COPY \$in \$out"
119 os = invoker.toolchain_os
124 # Toolchain representing the target build (either mac or iOS).
125 mac_clang_toolchain("clang") {
129 # This toolchain provides a way for iOS target compiles to reference targets
130 # compiled for the host system. It just overrides the OS back to "mac".
131 mac_clang_toolchain("host_clang") {