1# Copyright 2015 Google Inc.
2#
3# Use of this source code is governed by a BSD-style license that can be
4# found in the LICENSE file.
5
6# conditions used in both common.gypi and skia.gyp in chromium
7#
8{
9  'defines': [
10    'SK_ALLOW_STATIC_GLOBAL_INITIALIZERS=<(skia_static_initializers)',
11    'SK_SUPPORT_GPU=<(skia_gpu)',
12    'SK_SUPPORT_OPENCL=<(skia_opencl)',
13    'SK_FORCE_DISTANCE_FIELD_TEXT=<(skia_force_distance_field_text)',
14  ],
15  'conditions' : [
16    ['skia_pic', {
17     'cflags': [
18       '-fPIC',
19     ],
20     'conditions' : [
21      # FIXME: The reason we don't do this on Android is due to the way
22      # we build the executables/skia_launcher on Android. See
23      # https://codereview.chromium.org/406613003/diff/1/gyp/common_conditions.gypi#newcode455
24      ['skia_os != "android"', {
25       'target_conditions': [
26         [ '_type == "executable"', {
27           'cflags': [ '-fPIE' ],
28           'ldflags': [ '-pie' ],
29         }],
30       ],
31      }],
32     ],
33    }],
34
35    # As of M35, Chrome requires SSE2 on x86 (and SSSE3 on Mac).
36    [ 'skia_arch_type == "x86"', {
37      'cflags': [
38        '-msse2',
39        '-mfpmath=sse',
40      ],
41    }],
42
43    [ 'skia_os == "win"',
44      {
45        'defines': [
46          'SK_BUILD_FOR_WIN32',
47          '_CRT_SECURE_NO_WARNINGS',
48          'GR_GL_FUNCTION_TYPE=__stdcall',
49        ],
50        'msvs_disabled_warnings': [
51            4275,  # An exported class was derived from a class that was not exported
52            4345,  # This is an FYI about a behavior change from long ago. Chrome stifles it too.
53            4355,  # 'this' used in base member initializer list. Off by default in newer compilers.
54        ],
55        'msvs_cygwin_shell': 0,
56        'msvs_settings': {
57          'VCCLCompilerTool': {
58            'WarningLevel': '3',
59            'ProgramDataBaseFileName': '$(OutDir)\\$(ProjectName).pdb',
60            'DebugInformationFormat': '3',
61            'ExceptionHandling': '0',
62            'AdditionalOptions': [ '/MP', ],
63          },
64          'VCLinkerTool': {
65            'LargeAddressAware': 2,  # 2 means "Yes, please let me use more RAM on 32-bit builds."
66            'AdditionalDependencies': [
67              'OpenGL32.lib',
68              'usp10.lib',
69
70              # Prior to gyp r1584, the following were included automatically.
71              'kernel32.lib',
72              'gdi32.lib',
73              'winspool.lib',
74              'comdlg32.lib',
75              'advapi32.lib',
76              'shell32.lib',
77              'ole32.lib',
78              'oleaut32.lib',
79              'user32.lib',
80              'uuid.lib',
81              'odbc32.lib',
82              'odbccp32.lib',
83              'DelayImp.lib',
84            ],
85          },
86        },
87        'configurations': {
88          'Debug': {
89            'msvs_settings': {
90              'VCCLCompilerTool': {
91                'DebugInformationFormat': '4', # editAndContiue (/ZI)
92                'Optimization': '0',           # optimizeDisabled (/Od)
93                'PreprocessorDefinitions': ['_DEBUG'],
94                'RuntimeLibrary': '3',         # rtMultiThreadedDebugDLL (/MDd)
95                'RuntimeTypeInfo': 'false',      # /GR-
96              },
97              'VCLinkerTool': {
98                'GenerateDebugInformation': 'true', # /DEBUG
99                'LinkIncremental': '2',             # /INCREMENTAL
100              },
101            },
102          },
103          'Release': {
104            'msvs_settings': {
105              'VCCLCompilerTool': {
106                'DebugInformationFormat': '3',      # programDatabase (/Zi)
107                'Optimization': '<(skia_release_optimization_level)',
108               # Changing the floating point model requires rebaseling gm images
109               #'FloatingPointModel': '2',          # fast (/fp:fast)
110                'FavorSizeOrSpeed': '1',            # speed (/Ot)
111                'PreprocessorDefinitions': ['NDEBUG'],
112                'RuntimeLibrary': '2',              # rtMultiThreadedDLL (/MD)
113                'EnableEnhancedInstructionSet': '2',# /arch:SSE2
114                'RuntimeTypeInfo': 'false',         # /GR-
115              },
116              'VCLinkerTool': {
117                'GenerateDebugInformation': 'true', # /DEBUG
118              },
119            },
120          },
121        },
122        'conditions' : [
123          # Gyp's ninja generator depends on these specially named
124          # configurations to build 64-bit on Windows.
125          # See http://skbug.com/2348
126          #
127          # We handle the 64- vs 32-bit variations elsewhere, so I think it's
128          # OK for us to just make these inherit non-archwidth-specific
129          # configurations without modification.
130          #
131          # See http://skbug.com/2442 : These targets cause problems in the
132          # MSVS build, so only include them if gyp is generating a ninja build.
133          [ '"ninja" in "<!(echo %GYP_GENERATORS%)"', {
134            'configurations': {
135              'Debug_x64': {
136                'inherit_from': ['Debug'],
137                'msvs_settings': {
138                  'VCCLCompilerTool': {
139                     # /ZI is not supported on 64bit
140                    'DebugInformationFormat': '3', # programDatabase (/Zi)
141                  },
142                },
143              },
144              'Release_x64': {
145                'inherit_from': ['Release'],
146                'msvs_settings': {
147                  'VCCLCompilerTool': {
148                     # Don't specify /arch. SSE2 is implied by 64bit and specifying it warns.
149                    'EnableEnhancedInstructionSet': '0', #
150                  },
151                },
152              },
153              'Release_Developer_x64': {
154                'inherit_from': ['Release_Developer'],
155                'msvs_settings': {
156                  'VCCLCompilerTool': {
157                     # Don't specify /arch. SSE2 is implied by 64bit and specifying it warns.
158                    'EnableEnhancedInstructionSet': '0', #
159                  },
160                },
161              },
162            },
163          }],
164          [ 'skia_arch_width == 64', {
165            'msvs_configuration_platform': 'x64',
166          }],
167          [ 'skia_arch_width == 32', {
168            'msvs_configuration_platform': 'Win32',
169          }],
170          [ 'skia_warnings_as_errors', {
171            'msvs_settings': {
172              'VCCLCompilerTool': {
173                'WarnAsError': 'true',
174                'AdditionalOptions': [
175                  '/we4189', # initialized but unused var warning
176                ],
177              },
178            },
179          }],
180          [ 'skia_win_exceptions', {
181            'msvs_settings': {
182              'VCCLCompilerTool': {
183                'AdditionalOptions': [
184                  '/EHsc',
185                ],
186              },
187            },
188          }],
189          [ 'skia_win_ltcg', {
190            'configurations': {
191              'Release': {
192                'msvs_settings': {
193                  'VCCLCompilerTool': {
194                    'WholeProgramOptimization': 'true', #/GL
195                  },
196                  'VCLinkerTool': {
197                    'LinkTimeCodeGeneration': '1',      # useLinkTimeCodeGeneration /LTCG
198                  },
199                  'VCLibrarianTool': {
200                    'LinkTimeCodeGeneration': 'true',   # useLinkTimeCodeGeneration /LTCG
201                  },
202                },
203              },
204            },
205          }],
206        ],
207      },
208    ],
209
210    # The following section is common to linux + derivatives and android
211    [ 'skia_os in ["linux", "freebsd", "openbsd", "solaris", "chromeos", "android"]',
212      {
213        'cflags': [
214          '-g',
215          '-fno-exceptions',
216          '-fstrict-aliasing',
217
218          '-Wall',
219          '-Wextra',
220          '-Winit-self',
221          '-Wpointer-arith',
222          '-Wsign-compare',
223
224          '-Wno-unused-parameter',
225        ],
226        'cflags_cc': [
227          '-std=c++11',
228          '-fno-rtti',
229          '-Wnon-virtual-dtor',
230          '-Wno-invalid-offsetof',  # GCC <4.6 is old-school strict about what is POD.
231        ],
232        'conditions': [
233          [ 'skia_fast', { 'cflags': [ '<@(skia_fast_flags)' ] }],
234          [ 'skia_os != "chromeos"', {
235            'conditions': [
236              [ 'skia_arch_type == "x86_64" and not skia_android_framework', {
237                'cflags': [
238                  '-m64',
239                ],
240                'ldflags': [
241                  '-m64',
242                ],
243              }],
244              [ 'skia_arch_type == "x86" and not skia_android_framework', {
245                'cflags': [
246                  '-m32',
247                ],
248                'ldflags': [
249                  '-m32',
250                ],
251              }],
252            ],
253          }],
254          [ 'skia_warnings_as_errors', {
255            'cflags': [
256              '-Werror',
257            ],
258          }],
259          # For profiling; reveals some costs, exaggerates others (e.g. trivial setters & getters).
260          [ 'skia_disable_inlining', {
261            'cflags': [
262              '-fno-inline',
263              '-fno-default-inline',
264              '-finline-limit=0',
265              '-fno-omit-frame-pointer',
266            ],
267          }],
268          [ 'skia_arch_type == "arm" and arm_version >= 7', {
269            'cflags': [
270              '-march=armv7-a',
271              '-mthumb',
272            ],
273            'ldflags': [
274              '-march=armv7-a',
275            ],
276            'conditions': [
277              [ 'arm_neon == 1', {
278                'defines': [
279                  'SK_ARM_HAS_NEON',
280                ],
281                'cflags': [
282                  '-mfpu=neon',
283                ],
284              }],
285              [ 'arm_neon_optional == 1', {
286                'defines': [
287                  'SK_ARM_HAS_OPTIONAL_NEON',
288                ],
289              }],
290              [ 'skia_os != "chromeos" and skia_os != "linux"', {
291                'cflags': [
292                  '-mfloat-abi=softfp',
293                ],
294              }],
295            ],
296          }],
297          [ 'skia_arch_type == "mips"', {
298            'cflags': [
299              '-EL',
300            ],
301            'conditions': [
302              [ 'mips_arch_variant == "mips32r2"', {
303                'cflags': [
304                  '-march=mips32r2',
305                ],
306                'conditions': [
307                  [ 'mips_dsp == 1', {
308                    'cflags': [
309                      '-mdsp',
310                    ],
311                    'defines': [
312                      'SK_MIPS_HAS_DSP',
313                    ],
314                  }],
315                  [ 'mips_dsp == 2', {
316                    'cflags': [
317                      '-mdspr2',
318                    ],
319                    'defines': [
320                      'SK_MIPS_HAS_DSP',
321                      'SK_MIPS_HAS_DSPR2',
322                    ],
323                  }],
324                ],
325              }],
326            ],
327          }],
328        ],
329      },
330    ],
331
332    ['skia_android_framework', {
333      'includes' : [
334        'skia_for_android_framework_defines.gypi',
335      ],
336      'cflags': [
337        # Skia does not enforce this usage pattern so we disable it here to avoid
338        # unecessary log spew when building
339        '-Wno-unused-parameter',
340
341        # Android's -D_FORTIFY_SOURCE=2 extensions are incompatibile with SkString.
342        # Revert to -D_FORTIFY_SOURCE=1
343        '-U_FORTIFY_SOURCE',
344        '-D_FORTIFY_SOURCE=1',
345
346        # We can't use the skia_shared_library gyp setting because we need to
347        # isolate this define to Skia sources. CFLAGS are local to Android.mk
348        # and ensures that this define is not exported to clients of the library
349        '-DSKIA_IMPLEMENTATION=1',
350      ],
351      # Remove flags which are either unnecessary or problematic for the
352      # Android framework build. Many of these flags are removed simply because
353      # they were not previously in the Android framework makefile, and we did
354      # did not intend to add them when generating the makefile.
355      # TODO (scroggo): Investigate whether any of these flags are actually
356      # needed/would be beneficial.
357      'cflags!': [
358        # Android has one makefile, used for both debugging (after manual
359        # modification) and release. Turn off debug info by default.
360        '-g',
361        '-march=armv7-a',
362        '-mthumb',
363        '-mfpu=neon',
364        '-mfloat-abi=softfp',
365        '-fno-exceptions',
366        '-fstrict-aliasing',
367        # Remove flags to turn on warnings, since most people building Android
368        # are not focused on Skia and do not need the extra warning info.
369        '-Wall',
370        '-Wextra',
371        '-Winit-self',
372        '-Wpointer-arith',
373        '-Wsign-compare',
374      ],
375      'cflags_cc!': [
376        '-fno-rtti',
377        '-Wnon-virtual-dtor',
378      ],
379      'defines': [
380        'DCT_IFAST_SUPPORTED',
381        # using freetype's embolden allows us to adjust fake bold settings at
382        # draw-time, at which point we know which SkTypeface is being drawn
383        'SK_USE_FREETYPE_EMBOLDEN',
384        'SK_SFNTLY_SUBSETTER "sample/chromium/font_subsetter.h"',
385        # When built as part of the system image we can enable certian non-NDK
386        # compliant optimizations.
387        'SK_BUILD_FOR_ANDROID_FRAMEWORK',
388        # Optimizations for chromium (m30)
389        'GR_GL_CUSTOM_SETUP_HEADER "gl/GrGLConfig_chrome.h"',
390        'IGNORE_ROT_AA_RECT_OPT',
391        'SK_DEFAULT_FONT_CACHE_LIMIT   (768 * 1024)',
392        'SK_DEFAULT_GLOBAL_DISCARDABLE_MEMORY_POOL_SIZE (512 * 1024)',
393        'SK_IGNORE_ETC1_SUPPORT',
394        # We can't use the skia_shared_library gyp setting because we need expose
395        # this define globally and the the implemention define as a cflag.
396        'SKIA_DLL',
397        'SK_PRINT_CODEC_MESSAGES',
398        # Defines from skia_for_android_framework_defines.gypi
399        '<@(skia_for_android_framework_defines)',
400      ],
401    }],
402
403    [ 'skia_os in ["linux", "freebsd", "openbsd", "solaris", "chromeos"]',
404      {
405        'defines': [
406          'SK_SAMPLES_FOR_X',
407          'SK_BUILD_FOR_UNIX',
408        ],
409        'configurations': {
410          'Coverage': {
411            'cflags': ['--coverage'],
412            'ldflags': ['--coverage'],
413          },
414          'Debug': {
415          },
416          'Release': {
417            'cflags': [
418              '-O<(skia_release_optimization_level)',
419            ],
420            'defines': [ 'NDEBUG' ],
421          },
422        },
423        'conditions' : [
424          [ 'skia_shared_lib', {
425            'defines': [
426              'SKIA_DLL',
427              'SKIA_IMPLEMENTATION=1',
428            ],
429          }],
430          # Enable asan, tsan, etc.
431          [ 'skia_sanitizer', {
432            'cflags': [
433              '-fsanitize=<(skia_sanitizer)',
434            ],
435            'ldflags': [
436              '-fsanitize=<(skia_sanitizer)',
437            ],
438            'conditions' : [
439              [ 'skia_sanitizer == "thread"', {
440                'defines': [ 'THREAD_SANITIZER' ],
441              }],
442              [ 'skia_sanitizer == "undefined"', {
443                'cflags_cc!': ['-fno-rtti'],
444              }],
445            ],
446          }],
447          [ 'skia_clang_build', {
448            'cflags_cc': [
449                '-Wno-unknown-warning-option',  # Allows unknown warnings.
450                '-Wno-deprecated',              # From Qt, via debugger (older Clang).
451                '-Wno-deprecated-register',     # From Qt, via debugger (newer Clang).
452            ],
453            'cflags': [
454                # Extra warnings we like but that only Clang knows about.
455                '-Wstring-conversion',
456            ],
457            'cflags!': [
458                '-mfpmath=sse',  # Clang doesn't need to be told this, and sometimes gets confused.
459            ],
460          }],
461          [ 'skia_keep_frame_pointer', {
462            'cflags': [ '-fno-omit-frame-pointer' ],
463          }],
464        ],
465      },
466    ],
467
468    [ 'skia_os == "mac"',
469      {
470        'defines': [ 'SK_BUILD_FOR_MAC' ],
471        'configurations': {
472          'Coverage': {
473            'xcode_settings': {
474               'GCC_OPTIMIZATION_LEVEL': '0',
475               'GCC_GENERATE_TEST_COVERAGE_FILES': 'YES',
476               'GCC_INSTRUMENT_PROGRAM_FLOW_ARCS' : 'YES',
477            },
478          },
479          'Debug': {
480            'xcode_settings': { 'GCC_OPTIMIZATION_LEVEL': '0' },
481          },
482          'Release': {
483            'xcode_settings': { 'GCC_OPTIMIZATION_LEVEL': '<(skia_release_optimization_level)', },
484            'defines': [ 'NDEBUG' ],
485          },
486        },
487        'xcode_settings': {
488          'conditions': [
489            [ 'skia_fast', { 'WARNING_CFLAGS': [ '<@(skia_fast_flags)' ] } ],
490            [ 'skia_warnings_as_errors', { 'GCC_TREAT_WARNINGS_AS_ERRORS': 'YES' }],
491            [ 'skia_arch_width == 32', { 'ARCHS': ['i386']   }],
492            [ 'skia_arch_width == 64', { 'ARCHS': ['x86_64'] }],
493            [ 'skia_osx_deployment_target==""', {
494              'MACOSX_DEPLOYMENT_TARGET': '10.6', # -mmacos-version-min, passed in env to ld.
495            }, {
496              'MACOSX_DEPLOYMENT_TARGET': '<(skia_osx_deployment_target)',
497            }],
498          ],
499          'CLANG_CXX_LANGUAGE_STANDARD':               'c++11',
500          'GCC_ENABLE_SUPPLEMENTAL_SSE3_INSTRUCTIONS': 'YES',  # -mssse3
501          'GCC_SYMBOLS_PRIVATE_EXTERN':                'NO',   # -fvisibility=hidden
502          'GCC_INLINES_ARE_PRIVATE_EXTERN':            'NO',   # -fvisibility-inlines-hidden
503          'GCC_CW_ASM_SYNTAX':                         'NO',   # remove -fasm-blocks
504          'GCC_ENABLE_PASCAL_STRINGS':                 'NO',   # remove -mpascal-strings
505          'GCC_WARN_ABOUT_INVALID_OFFSETOF_MACRO':     'NO',   # -Wno-invalid-offsetof
506          'WARNING_CFLAGS': [
507            '-Wall',
508            '-Wextra',
509            '-Winit-self',
510            '-Wpointer-arith',
511            '-Wsign-compare',
512
513            '-Wno-unused-parameter',
514          ],
515        },
516      },
517    ],
518
519    [ 'skia_os == "ios"',
520      {
521        'defines': [
522          'SK_BUILD_FOR_IOS',
523        ],
524        'conditions' : [
525          [ 'skia_warnings_as_errors', {
526            'xcode_settings': {
527              'OTHER_CPLUSPLUSFLAGS': [
528                '-Werror',
529              ],
530            },
531          }],
532        ],
533        'configurations': {
534          'Debug': {
535            'xcode_settings': {
536              'GCC_OPTIMIZATION_LEVEL': '0',
537            },
538          },
539          'Release': {
540            'xcode_settings': {
541              'GCC_OPTIMIZATION_LEVEL': '<(skia_release_optimization_level)',
542            },
543            'defines': [ 'NDEBUG' ],
544          },
545        },
546        'xcode_settings': {
547          'ARCHS': ['armv7'],
548          'CODE_SIGNING_REQUIRED': 'NO',
549          'CODE_SIGN_IDENTITY[sdk=iphoneos*]': 'iPhone Developer: Google Development (3F4Y5873JF)',
550          'IPHONEOS_DEPLOYMENT_TARGET': '<(ios_sdk_version)',
551          'SDKROOT': 'iphoneos',
552          'TARGETED_DEVICE_FAMILY': '1,2',
553          'GCC_WARN_ABOUT_INVALID_OFFSETOF_MACRO': 'NO',   # -Wno-invalid-offsetof
554          'OTHER_CPLUSPLUSFLAGS': [
555            '-std=c++0x',
556            '-fvisibility=hidden',
557            '-fvisibility-inlines-hidden',
558          ],
559          'GCC_THUMB_SUPPORT': 'NO',
560        },
561      },
562    ],
563
564    [ 'skia_os == "android"',
565      {
566        'defines': [
567          'SK_BUILD_FOR_ANDROID',
568
569          # Android Text Tuning
570          'SK_GAMMA_EXPONENT=1.4',
571          'SK_GAMMA_CONTRAST=0.0',
572        ],
573        # Android defines a fixed gamma exponent instead of using SRGB
574        'defines!': [
575          'SK_GAMMA_SRGB',
576        ],
577        'configurations': {
578          'Debug': {
579            'cflags': ['-g']
580          },
581          'Release': {
582            'cflags': ['-O2'],
583          },
584        },
585        'libraries': [
586          '-llog',
587        ],
588        'cflags': [
589          '-fuse-ld=gold',
590        ],
591        'conditions': [
592          [ '"x86" in skia_arch_type', {
593            'cflags': [
594              '-mssse3',
595            ],
596          }],
597          [ 'skia_android_framework', {
598            'cflags!': [
599              '-fuse-ld=gold',
600              '-mssse3',
601            ],
602          }],
603          [ 'skia_shared_lib', {
604            'defines': [
605              'SKIA_DLL',
606              'SKIA_IMPLEMENTATION=1',
607              # Needed until we fix skbug.com/2440.
608              'SK_SUPPORT_LEGACY_CLIPTOLAYERFLAG',
609            ],
610          }],
611          [ 'skia_profile_enabled == 1', {
612            'cflags': ['-g', '-fno-omit-frame-pointer', '-marm', '-mapcs'],
613          }],
614        ],
615      },
616    ],
617
618    [ 'skia_moz2d', {
619      'defines': [
620        # add flags here (e.g. SK_SUPPORT_LEGACY_...) needed by moz2d
621      ],
622    }],
623
624  ], # end 'conditions'
625  # The Xcode SYMROOT must be at the root. See build/common.gypi in chromium for more details
626  'xcode_settings': {
627    'SYMROOT': '<(DEPTH)/xcodebuild',
628  },
629}
630