Build Skia for a bare-bones embedded Linux system.

gyp/common_variables.gypi

Index: gyp/common_variables.gypi
diff --git a/gyp/common_variables.gypi b/gyp/common_variables.gypi
index 26b9961be457195471c80dc668288f355d1a33fc..9c01d08bc6ea60a716a6d2358e8cf31d09872628 100644
--- a/gyp/common_variables.gypi
+++ b/gyp/common_variables.gypi
@@ -91,6 +91,39 @@
         }],
       ],
 
+      # skia_freetype_static - on OS variants that normally would
+      #     dynamically link the system FreeType library, don't do that;
+      #     instead statically link to the version in third_party/freetype
+      #     and third_party/externals/freetype.  Requires gclient sync to

[scroggo, 2014/02/06 16:22:13]

What does this mean? You need to do a gclient sync after running gyp? Can you be
more specific?

[hal.canary, 2014/02/06 18:01:57]

I was referring to setting the deps_os to make sure that the
third_party/externals/* directories exist.  I can document this elsewhere.

+      #     download the source files.
+      'skia_freetype_static%': '0',
+
+      # skia_giflib_static - on OS variants that normally would link giflib
+      #     with '-lgif' and include the headers from '/usr/include/gif_lib.h',
+      #     don't do that; instead compile and staticlly link the version of
+      #     giflib in third_party/externals/giflib.  Requires gclient sync to
+      #     download the source files.
+      'skia_giflib_static%': '0',
+
+      # skia_libpng_static - on OS variants that normally would link libpng
+      #     with '-lpng' and include the headers from '/usr/include/png.h',
+      #     don't do that; instead compile and staticlly link the version of
+      #     libpng in third_party/externals/libpng.  Requires gclient sync
+      #     to download the source files.
+      'skia_libpng_static%': '0',
+
+      # skia_zlib_static - on OS variants that normally would link zlib with
+      #     '-lz' or libz.dylib and include the headers from '<zlib.h>',
+      #     don't do that; instead compile and staticlly link the version of
+      #     zlib in third_party/externals/zlib.  Requires gclient sync to
+      #     download the source files.
+      'skia_zlib_static%': '0',
+
+      # skia_no_fontconfig - On POSIX systems that would normally use the
+      #     SkFontHost_fontconfig interface; use the SkFontHost_linux
+      #     version instead..

[scroggo, 2014/02/06 16:22:13]

Only one period.

[hal.canary, 2014/02/06 18:01:57]

Done.

+      'skia_no_fontconfig%': '0',
+
       'skia_sanitizer%': '',
       'skia_scalar%': 'float',
       'skia_mesa%': 0,
@@ -150,6 +183,12 @@
     'arm_neon_optional%': 0,
     'skia_os%': '<(skia_os)',
     'os_posix%': '<(os_posix)',
+
+    'skia_freetype_static%': '<(skia_freetype_static)',
+    'skia_giflib_static%': '<(skia_giflib_static)',
+    'skia_libpng_static%': '<(skia_libpng_static)',
+    'skia_zlib_static%': '<(skia_zlib_static)',
+    'skia_no_fontconfig%': '<(skia_no_fontconfig)',
     'skia_sanitizer%': '<(skia_sanitizer)',
     'skia_scalar%': '<(skia_scalar)',
     'skia_mesa%': '<(skia_mesa)',