migrate skpdiff to tools

gyp/tools.gyp

 # GYP file to build various tools.
 #
 # To build on Linux:
 #  ./gyp_skia tools.gyp && make tools
 #
 {
   'includes': [
     'apptype_console.gypi',
   ],
   'targets': [
@@ skipping 14 matching lines @@
         'skimage',
       ],
       'conditions': [
         ['skia_shared_lib',
           {
             'dependencies': [
               'sklua', # This can only be built if skia is built as a shared library
             ],
           },
         ],
+        ['skia_os != "win"',
+          {
+            'dependencies': [
+              'skpdiff',
+            ],
+          }
+        ]
       ],
     },
     {
       'target_name': 'skdiff',
       'type': 'executable',
       'sources': [
         '../tools/skdiff.cpp',
         '../tools/skdiff.h',
         '../tools/skdiff_html.cpp',
         '../tools/skdiff_html.h',
@@ skipping 335 matching lines @@
         'targets': [
           {
             'target_name': 'win_lcid',
             'type': 'executable',
             'sources': [
               '../tools/win_lcid.cpp',
             ],
           },
         ],
       },
+      {
+        'targets': [

[djsollen, 2013/07/17 19:47:10]

this doesn't need to be in it's own target list just make it part of the
previous one.

[Zach Reizner, 2013/07/17 19:56:17]

for now I wanted to prevent it from building on windows because it uses some
posix only functionality and I have yet to try to compile it with MSVC.

+          {
+            'target_name': 'skpdiff',
+            'type': 'executable',
+            'sources': [
+              '../tools/skpdiff/main.cpp',

[djsollen, 2013/07/17 19:47:10]

to make it easier to search for can we call it skpdiff_main.cpp?

+              '../tools/skpdiff/SkDiffContext.cpp',
+              '../tools/skpdiff/SkImageDiffer.cpp',
+              '../tools/skpdiff/SkPMetric.cpp',
+              '../tools/skpdiff/skpdiff_util.cpp',
+              '../tools/flags/SkCommandLineFlags.cpp',
+            ],
+            'include_dirs': [
+              '../tools/flags'
+            ],
+            'dependencies': [
+              'skia_lib.gyp:skia_lib',
+            ],
+            'cflags': [
+              '-O3',
+            ],
+            'conditions': [
+              ['skia_opencl', {
+                'sources': [
+                  '../tools/skpdiff/SkCLImageDiffer.cpp',
+                  '../tools/skpdiff/SkDifferentPixelsMetric_opencl.cpp',
+                ],
+                'link_settings': {
+                  'libraries': [
+                    '-lOpenCL',
+                  ],
+                },
+              }, {

[djsollen, 2013/07/17 19:47:10]

}, { # !skia_opencl

+                'sources': [
+                  '../tools/skpdiff/SkDifferentPixelsMetric_cpu.cpp',
+                ],
+              }],
+            ],
+          },
+        ],
+      },
     ],
   ],
 }
 
 # Local Variables:
 # tab-width:2
 # indent-tabs-mode:nil
 # End:
 # vim: set expandtab tabstop=2 shiftwidth=2: