First cut at compiling Gears for Safari.

This contains the file list and correct compilation flags for the files.
This doesn't yet link, but is only missing one custom builder.

Review URL: http://codereview.chromium.org/8041

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@3707 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 120 insertions, 6 deletions

diff --git a/gears/SConscript b/gears/SConscript
index 89224c4..f373024 100644
--- a/gears/SConscript
+++ b/gears/SConscript
@@ -6,6 +6,8 @@
 # This assumes you have a working gears checkout from p4 in the current dir.
 # Steps for this:
 # > echo %USER%-chromegears > p4config
+# or on linux/osx:
+# > echo $USER-chromegears > p4config
 # > set P4CONFIG=p4config
 # > g4 client -p //depot/googleclient/gears/p4_depot_paths
 # > g4 sync
@@ -56,7 +58,7 @@ os_browsers_map = {
     'win32': ['IE', 'FF2', 'FF3', 'NPAPI'],
     'wince': ['IE'],
     'linux': ['FF2', 'FF3'],
-    'osx': ['SF'],
+    'osx': ['SF', 'FF2', 'FF3'],
     'android': ['NPAPI'],
 }
 
@@ -98,7 +100,7 @@ env.Replace(
 )
 
 # Platform
-# TODO: OSX and Symbian builds will override this value.
+# TODO: Symbian builds will override this value.
 # For other platforms we set just one value.
 if env['OS'] in ['wince', 'android']:
   env.Replace(ARCH = 'arm')
@@ -123,6 +125,18 @@ env.Replace(
     COMMON_GENFILES_DIR = "$COMMON_OUTDIR/genfiles",
 )
 
+# Library flags
+env.Replace(
+    MOZJS_INCLUDE_PATHS = [
+        '$MOZJS_DIR',
+        '$THIRD_PARTY_DIR/spidermonkey/nspr/pr/include',
+        '$THIRD_PARTY_DIR/spidermonkey/nspr/pr/include/private',
+        '$THIRD_PARTY_DIR/spidermonkey/nspr/pr/include/obsolete',
+        '$OSX_SDK_ROOT/Developer/Headers/FlatCarbon/',
+    ],
+    MOZJS_DIR = '$THIRD_PARTY_DIR/spidermonkey',
+)
+
 # Add our tools to the PATH.
 if os.path.exists(env.Dir('#/$PRIVATE_THIRD_PARTY_DIR').abspath):
   paths = []
@@ -236,7 +250,6 @@ env.Replace(
         '$OPEN_DIR',
         '$OPEN_DIR/..',
         '$THIRD_PARTY_DIR',
-	'$THIRD_PARTY_DIR/breakpad/src',
         '$THIRD_PARTY_DIR/googleurl',
         '$THIRD_PARTY_DIR/npapi',
         '$THIRD_PARTY_DIR/zlib',
@@ -247,10 +260,20 @@ env.Replace(
     LIBPATH = [
         '$LIBS_DIR',
     ],
+    CFLAGS = [],
     CCFLAGS = [],
-    CPPDEFINES = [],
+    CXXFLAGS = [],
+    CPPDEFINES = [
+    # SpiderMonkey (the Firefox JS engine)'s JS_GET_CLASS macro in jsapi.h needs
+    # this defined to work with the gecko SDK that we've built.
+    # The definition of JS_THREADSAFE must be kept in sync with MOZJS_CPPFLAGS.
+        'JS_THREADSAFE'
+    ],
+    FRAMEWORKPATH = [],
+    FRAMEWORKS = [],
     LIBS = [],
     LINKFLAGS = [],
+    SHLINKFLAGS = [],
 )
 
 if env['MODE'] == 'dbg':
@@ -399,6 +422,7 @@ if env['OS'] in ['win32', 'wince']:
       ],
       CPPPATH = [
           '$VC80_CPPPATH',
+          '$THIRD_PARTY_DIR/breakpad/src',
       ],
       LIBPATH = [
           '$VC80_LIBPATH',
@@ -511,6 +535,7 @@ if env['OS'] in ['win32', 'wince']:
           '/OPT:ICF',
         ],
     )
+#--------------------------- LINUX ---------------------------
 elif env['OS'] == 'linux':
   env.Append(
       CPPDEFINES = [
@@ -575,19 +600,108 @@ elif env['OS'] == 'linux':
           '-O2',
       ],
     )
+#--------------------------- OSX ---------------------------
+elif env['OS'] == 'osx':
+# Gears uses the 10.4 SDK, so we need to build with g++-4.0.
+# Chrome uses g++-4.2 so we override this here.
+  env['CC'] = 'gcc-4.0'
+  env['CXX'] = 'g++-4.0'
+# Compile assembly files with the same command line as C files.
+  env['ASCOM'] = '$CCCOM'
+  
+  env.Append(OSX_SDK_ROOT = '/Developer/SDKs/MacOSX10.4u.sdk')
 
+  env.Append(
+      CPPDEFINES = [
+          'OSX',
+          'OS_MACOSX',
+# for breakpad
+          'USE_PROTECTED_ALLOCATIONS=1',
+      ],
+      CPPPATH = [
+# Breakpad assumes it is in the include path
+          '$THIRD_PARTY_DIR/breakpad_osx/src',
+      ],
+      CCFLAGS = [
+          ('-arch', 'ppc'),
+          ('-arch', 'i386'),
+          '-fPIC',
+          '-fmessage-length=0',
+# TODO
+#          '-Wall',
+# NS_LITERAL_STRING does not work properly without this compiler option
+          '-fshort-wchar',
+          '-fvisibility=hidden',
+# Breakpad on OSX needs debug symbols to use the STABS format, rather than the
+# default DWARF debug symbols format. Note that we enable gstabs for debug &
+# opt; we strip them later in opt.
+          '-gstabs+',
+      ],
+      CXXFLAGS = [
+          '-fvisibility-inlines-hidden',
+          '-fno-exceptions',
+          '-fno-rtti',
+          ('-Wall',
+           '-Wno-non-virtual-dtor',
+           '-Wno-ctor-dtor-privacy',
+           '-Wno-char-subscripts',
+# When a function is deprecated in gcc, it stupidly warns about all functions
+# and member functions that have the same name, regardless of signature.
+# Example: Standard osx headers deprecate 'SetPort', which causes a warning for
+# url_canon::Replacements::SetPort().
+           '-Wno-deprecated-declarations',
+          ),
+          '-funsigned-char',
+          ('-include', env.File('#/$OPEN_DIR/base/safari/prefix_header.h').abspath),
+          ('-isysroot', '$OSX_SDK_ROOT')
+      ],
+      LINKFLAGS = [
+          '-fPIC',
+           '-Bsymbolic',
+           '-arch',
+           'ppc',
+           '-arch',
+           'i386',
+           '-isysroot',
+           '$OSX_SDK_ROOT',
+           '-Wl,-dead_strip'
+      ],
+  )
+  if env['MODE'] == 'dbg':
+    env.Append(
+        CPPFLAGS = [
+            '-g',
+            '-O0',
+        ],
+    )
+  else:  # MODE=opt
+    env.Append(
+        CPPFLAGS = [
+            '-O2',
+        ],
+    )
+    
 # Load all the components
 
 sconscripts = [
     'SConscript.googleurl',
-    'SConscript.libgd',
     'SConscript.libjpeg',
     'SConscript.libpng',
-    'SConscript.portaudio',
+    'SConscript.libmozjs',
     'SConscript.sqlite',
     'SConscript.zlib',
 ]
 
+if env['OS']  == 'osx':
+  sconscripts += [
+      'SConscript.libbreakpad_osx',
+  ]
+
+if env['OS']  != 'osx':
+  sconscripts += [
+      'SConscript.libgd',
+      'SConscript.portaudio',
+  ]
 
 for each in sconscripts:
   env.SConscript(each,