third_party/libexif/BUILD.gn

   1 # Copyright 2015 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.
   4
   5 # Linux should use system libexif
   6 if (!is_linux || is_chromeos) {
   7   # TODO(thestig): Properly support building on Linux.
   8   config("libexif_config") {
   9     include_dirs = [ "sources" ]
  10     if (is_clang) {
  11       cflags = [
  12         "-Wno-enum-conversion",
  13         "-Wno-switch",
  14         "-Wno-format",
  15
  16         # libexif uses fabs(int) to cast to float.
  17         "-Wno-absolute-value",
  18       ]
  19     }
  20   }
  21
  22   static_library("libexif") {
  23     sources = [
  24       "sources/libexif/canon/exif-mnote-data-canon.c",
  25       "sources/libexif/canon/mnote-canon-entry.c",
  26       "sources/libexif/canon/mnote-canon-tag.c",
  27       "sources/libexif/exif-byte-order.c",
  28       "sources/libexif/exif-content.c",
  29       "sources/libexif/exif-data.c",
  30       "sources/libexif/exif-entry.c",
  31       "sources/libexif/exif-format.c",
  32       "sources/libexif/exif-ifd.c",
  33       "sources/libexif/exif-loader.c",
  34       "sources/libexif/exif-log.c",
  35       "sources/libexif/exif-mem.c",
  36       "sources/libexif/exif-mnote-data.c",
  37       "sources/libexif/exif-tag.c",
  38       "sources/libexif/exif-utils.c",
  39       "sources/libexif/fuji/exif-mnote-data-fuji.c",
  40       "sources/libexif/fuji/mnote-fuji-entry.c",
  41       "sources/libexif/fuji/mnote-fuji-tag.c",
  42       "sources/libexif/olympus/exif-mnote-data-olympus.c",
  43       "sources/libexif/olympus/mnote-olympus-entry.c",
  44       "sources/libexif/olympus/mnote-olympus-tag.c",
  45       "sources/libexif/pentax/exif-mnote-data-pentax.c",
  46       "sources/libexif/pentax/mnote-pentax-entry.c",
  47       "sources/libexif/pentax/mnote-pentax-tag.c",
  48     ]
  49
  50     include_dirs = [ "sources" ]
  51
  52     # TODO(GYP): Additional options for non-Windows platforms.
  53
  54     if (is_win) {
  55       defines = [
  56         # This seems like a hack, but this is what WebKit Win does.
  57         "snprintf=_snprintf",
  58         "inline=__inline",
  59       ]
  60
  61       ldflags = [ "/DEF:" + rebase_path("libexif.def") ]
  62
  63       cflags = [ "/wd4018" ]  # Signed/unsigned mismatch in comparison.
  64
  65       # TODO(GYP): Handle /analyze switch, when it will be used in GN.
  66     } else if (is_linux) {
  67       libs = [ "m" ]
  68     }
  69
  70     configs -= [ "//build/config/compiler:chromium_code" ]
  71     configs += [ "//build/config/compiler:no_chromium_code" ]
  72
  73     public_configs = [ ":libexif_config" ]
  74   }
  75 }