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1 # Copyright (c) 2013 The Chromium Authors. All rights reserved. | 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 | 2 # Use of this source code is governed by a BSD-style license that can be |
3 # found in the LICENSE file. | 3 # found in the LICENSE file. |
4 | 4 |
5 # TODO(brettw) Use "gcc_toolchain.gni" like the Linux toolchains. This requires | 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 | 6 # some enhancements since the commands on Mac are slightly different than on |
7 # Linux. | 7 # Linux. |
8 | 8 |
9 import("../goma.gni") | 9 import("../goma.gni") |
10 | 10 |
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50 cc = invoker.cc | 50 cc = invoker.cc |
51 cxx = invoker.cxx | 51 cxx = invoker.cxx |
52 ld = invoker.ld | 52 ld = invoker.ld |
53 | 53 |
54 # Make these apply to all tools below. | 54 # Make these apply to all tools below. |
55 lib_switch = "-l" | 55 lib_switch = "-l" |
56 lib_dir_switch = "-L" | 56 lib_dir_switch = "-L" |
57 | 57 |
58 tool("cc") { | 58 tool("cc") { |
59 depfile = "{{output}}.d" | 59 depfile = "{{output}}.d" |
60 command = | 60 command = "$cc -MMD -MF $depfile {{defines}} {{include_dirs}} {{cflags}} {
{cflags_c}} -c {{source}} -o {{output}}" |
61 "$cc -MMD -MF $depfile {{defines}} {{include_dirs}} {{cflags}} {{cflag
s_c}} -c {{source}} -o {{output}}" | |
62 depsformat = "gcc" | 61 depsformat = "gcc" |
63 description = "CC {{output}}" | 62 description = "CC {{output}}" |
64 outputs = | 63 outputs = [ |
65 [ "{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o" ] | 64 "{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o", |
| 65 ] |
66 } | 66 } |
67 | 67 |
68 tool("cxx") { | 68 tool("cxx") { |
69 depfile = "{{output}}.d" | 69 depfile = "{{output}}.d" |
70 command = | 70 command = "$cxx -MMD -MF $depfile {{defines}} {{include_dirs}} {{cflags}}
{{cflags_cc}} -c {{source}} -o {{output}}" |
71 "$cxx -MMD -MF $depfile {{defines}} {{include_dirs}} {{cflags}} {{cfla
gs_cc}} -c {{source}} -o {{output}}" | |
72 depsformat = "gcc" | 71 depsformat = "gcc" |
73 description = "CXX {{output}}" | 72 description = "CXX {{output}}" |
74 outputs = | 73 outputs = [ |
75 [ "{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o" ] | 74 "{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o", |
| 75 ] |
76 } | 76 } |
77 | 77 |
78 tool("asm") { | 78 tool("asm") { |
79 # For GCC we can just use the C compiler to compile assembly. | 79 # For GCC we can just use the C compiler to compile assembly. |
80 depfile = "{{output}}.d" | 80 depfile = "{{output}}.d" |
81 command = | 81 command = "$cc -MMD -MF $depfile {{defines}} {{include_dirs}} {{cflags}} {
{cflags_c}} -c {{source}} -o {{output}}" |
82 "$cc -MMD -MF $depfile {{defines}} {{include_dirs}} {{cflags}} {{cflag
s_c}} -c {{source}} -o {{output}}" | |
83 depsformat = "gcc" | 82 depsformat = "gcc" |
84 description = "ASM {{output}}" | 83 description = "ASM {{output}}" |
85 outputs = | 84 outputs = [ |
86 [ "{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o" ] | 85 "{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o", |
| 86 ] |
87 } | 87 } |
88 | 88 |
89 tool("objc") { | 89 tool("objc") { |
90 depfile = "{{output}}.d" | 90 depfile = "{{output}}.d" |
91 command = | 91 command = "$cxx -MMD -MF $depfile {{defines}} {{include_dirs}} {{cflags}}
{{cflags_c}} {{cflags_objc}} -c {{source}} -o {{output}}" |
92 "$cxx -MMD -MF $depfile {{defines}} {{include_dirs}} {{cflags}} {{cfla
gs_c}} {{cflags_objc}} -c {{source}} -o {{output}}" | |
93 depsformat = "gcc" | 92 depsformat = "gcc" |
94 description = "OBJC {{output}}" | 93 description = "OBJC {{output}}" |
95 outputs = | 94 outputs = [ |
96 [ "{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o" ] | 95 "{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o", |
| 96 ] |
97 } | 97 } |
98 | 98 |
99 tool("objcxx") { | 99 tool("objcxx") { |
100 depfile = "{{output}}.d" | 100 depfile = "{{output}}.d" |
101 command = | 101 command = "$cxx -MMD -MF $depfile {{defines}} {{include_dirs}} {{cflags}}
{{cflags_cc}} {{cflags_objcc}} -c {{source}} -o {{output}}" |
102 "$cxx -MMD -MF $depfile {{defines}} {{include_dirs}} {{cflags}} {{cfla
gs_cc}} {{cflags_objcc}} -c {{source}} -o {{output}}" | |
103 depsformat = "gcc" | 102 depsformat = "gcc" |
104 description = "OBJCXX {{output}}" | 103 description = "OBJCXX {{output}}" |
105 outputs = | 104 outputs = [ |
106 [ "{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o" ] | 105 "{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o", |
| 106 ] |
107 } | 107 } |
108 | 108 |
109 tool("alink") { | 109 tool("alink") { |
110 command = | 110 command = "rm -f {{output}} && ./gyp-mac-tool filter-libtool libtool -stat
ic -o {{output}} {{inputs}}" |
111 "rm -f {{output}} && ./gyp-mac-tool filter-libtool libtool -static -o
{{output}} {{inputs}}" | |
112 description = "LIBTOOL-STATIC {{output}}" | 111 description = "LIBTOOL-STATIC {{output}}" |
113 outputs = | 112 outputs = [ |
114 [ "{{target_out_dir}}/{{target_output_name}}{{output_extension}}" ] | 113 "{{target_out_dir}}/{{target_output_name}}{{output_extension}}", |
| 114 ] |
115 default_output_extension = ".a" | 115 default_output_extension = ".a" |
116 output_prefix = "lib" | 116 output_prefix = "lib" |
117 } | 117 } |
118 | 118 |
119 tool("solink") { | 119 tool("solink") { |
120 dylib = "{{root_out_dir}}/{{target_output_name}}{{output_extension}}" # e
g "./libfoo.dylib" | 120 dylib = "{{root_out_dir}}/{{target_output_name}}{{output_extension}}" # e
g "./libfoo.dylib" |
121 rspfile = dylib + ".rsp" | 121 rspfile = dylib + ".rsp" |
122 | 122 |
123 # These variables are not build into GN but are helpers that implement | 123 # These variables are not build into GN but are helpers that implement |
124 # (1) linking to produce a .so, (2) extracting the symbols from that file | 124 # (1) linking to produce a .so, (2) extracting the symbols from that file |
125 # to a temporary file, (3) if the temporary file has differences from the | 125 # to a temporary file, (3) if the temporary file has differences from the |
126 # existing .TOC file, overwrite it, oterwise, don't change it. | 126 # existing .TOC file, overwrite it, oterwise, don't change it. |
127 # | 127 # |
128 # As a special case, if the library reexports symbols from other dynamic | 128 # As a special case, if the library reexports symbols from other dynamic |
129 # libraries, we always update the .TOC and skip the temporary file and | 129 # libraries, we always update the .TOC and skip the temporary file and |
130 # diffing steps, since that library always needs to be re-linked. | 130 # diffing steps, since that library always needs to be re-linked. |
131 tocname = dylib + ".TOC" | 131 tocname = dylib + ".TOC" |
132 temporary_tocname = dylib + ".tmp" | 132 temporary_tocname = dylib + ".tmp" |
133 | 133 |
134 does_reexport_command = | 134 does_reexport_command = "[ ! -e $dylib -o ! -e $tocname ] || otool -l $dyl
ib | grep -q LC_REEXPORT_DYLIB" |
135 "[ ! -e $dylib -o ! -e $tocname ] || otool -l $dylib | grep -q LC_REEX
PORT_DYLIB" | 135 link_command = "$ld -shared {{ldflags}} -o $dylib -Wl,-filelist,$rspfile {
{solibs}} {{libs}}" |
136 link_command = | 136 replace_command = "if ! cmp -s $temporary_tocname $tocname; then mv $tempo
rary_tocname $tocname" |
137 "$ld -shared {{ldflags}} -o $dylib -Wl,-filelist,$rspfile {{solibs}} {
{libs}}" | 137 extract_toc_command = "{ otool -l $dylib | grep LC_ID_DYLIB -A 5; nm -gP $
dylib | cut -f1-2 -d' ' | grep -v U\$\$; true; }" |
138 replace_command = | |
139 "if ! cmp -s $temporary_tocname $tocname; then mv $temporary_tocname $
tocname" | |
140 extract_toc_command = | |
141 "{ otool -l $dylib | grep LC_ID_DYLIB -A 5; nm -gP $dylib | cut -f1-2
-d' ' | grep -v U\$\$; true; }" | |
142 | 138 |
143 command = | 139 command = "if $does_reexport_command ; then $link_command && $extract_toc_
command > $tocname; else $link_command && $extract_toc_command > $temporary_tocn
ame && $replace_command ; fi; fi" |
144 "if $does_reexport_command ; then $link_command && $extract_toc_comman
d > $tocname; else $link_command && $extract_toc_command > $temporary_tocname &&
$replace_command ; fi; fi" | |
145 | 140 |
146 rspfile_content = "{{inputs_newline}}" | 141 rspfile_content = "{{inputs_newline}}" |
147 | 142 |
148 description = "SOLINK {{output}}" | 143 description = "SOLINK {{output}}" |
149 | 144 |
150 # Use this for {{output_extension}} expansions unless a target manually | 145 # Use this for {{output_extension}} expansions unless a target manually |
151 # overrides it (in which case {{output_extension}} will be what the target | 146 # overrides it (in which case {{output_extension}} will be what the target |
152 # specifies). | 147 # specifies). |
153 default_output_extension = ".dylib" | 148 default_output_extension = ".dylib" |
154 | 149 |
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165 dylib, | 160 dylib, |
166 tocname, | 161 tocname, |
167 ] | 162 ] |
168 link_output = dylib | 163 link_output = dylib |
169 depend_output = tocname | 164 depend_output = tocname |
170 } | 165 } |
171 | 166 |
172 tool("link") { | 167 tool("link") { |
173 outfile = "{{root_out_dir}}/{{target_output_name}}{{output_extension}}" | 168 outfile = "{{root_out_dir}}/{{target_output_name}}{{output_extension}}" |
174 rspfile = "$outfile.rsp" | 169 rspfile = "$outfile.rsp" |
175 command = | 170 command = "$ld {{ldflags}} -o $outfile -Wl,-filelist,$rspfile {{solibs}} {
{libs}}" |
176 "$ld {{ldflags}} -o $outfile -Wl,-filelist,$rspfile {{solibs}} {{libs}
}" | |
177 description = "LINK $outfile" | 171 description = "LINK $outfile" |
178 rspfile_content = "{{inputs_newline}}" | 172 rspfile_content = "{{inputs_newline}}" |
179 outputs = [ outfile ] | 173 outputs = [ |
| 174 outfile, |
| 175 ] |
180 } | 176 } |
181 | 177 |
182 tool("stamp") { | 178 tool("stamp") { |
183 command = "touch {{output}}" | 179 command = "touch {{output}}" |
184 description = "STAMP {{output}}" | 180 description = "STAMP {{output}}" |
185 } | 181 } |
186 | 182 |
187 tool("copy") { | 183 tool("copy") { |
188 command = | 184 command = "ln -f {{source}} {{output}} 2>/dev/null || (rm -rf {{output}} &
& cp -af {{source}} {{output}})" |
189 "ln -f {{source}} {{output}} 2>/dev/null || (rm -rf {{output}} && cp -
af {{source}} {{output}})" | |
190 description = "COPY {{source}} {{output}}" | 185 description = "COPY {{source}} {{output}}" |
191 } | 186 } |
192 | 187 |
193 toolchain_args() { | 188 toolchain_args() { |
194 os = invoker.toolchain_os | 189 os = invoker.toolchain_os |
195 } | 190 } |
196 } | 191 } |
197 } | 192 } |
198 | 193 |
199 # Toolchain representing the target build (either mac or iOS). | 194 # Toolchain representing the target build (either mac or iOS). |
200 mac_clang_toolchain("clang") { | 195 mac_clang_toolchain("clang") { |
201 toolchain_os = os | 196 toolchain_os = os |
202 } | 197 } |
203 | 198 |
204 # This toolchain provides a way for iOS target compiles to reference targets | 199 # This toolchain provides a way for iOS target compiles to reference targets |
205 # compiled for the host system. It just overrides the OS back to "mac". | 200 # compiled for the host system. It just overrides the OS back to "mac". |
206 mac_clang_toolchain("host_clang") { | 201 mac_clang_toolchain("host_clang") { |
207 toolchain_os = "mac" | 202 toolchain_os = "mac" |
208 } | 203 } |
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