Change to build on FreeBSD

The v8/SConstruct change has been give to the v8 people.
http://codereview.chromium.org/113897

deps/libeio/wscript

@@ -10,11 +10,6 @@ def configure(conf):
 
   conf.check_cc(lib="pthread", header_name="pthread.h", function_name="pthread_create", mandatory=True)
 
-  platform_string = "__" + Options.platform
-  if Options.platform == "linux2":
-    platform_string = "__linux"
-  conf.define(platform_string, 1)
-
   conf.check_cc(msg="Checking for futimes(2)", define_name="HAVE_FUTIMES", fragment="""
     #include <sys/types.h>
     #include <sys/time.h>
@@ -66,7 +61,7 @@ def configure(conf):
     }
   """)
 
-  conf.check_cc(msg="Checking for sendfile(2)" , defines=[platform_string + "=1"] , define_name="HAVE_SENDFILE" , fragment=""" 
+  conf.check_cc(msg="Checking for sendfile(2)" , define_name="HAVE_SENDFILE" , fragment=""" 
     # include <sys/types.h>
     #if __linux
     # include <sys/sendfile.h>

deps/libev/wscript

@@ -8,11 +8,6 @@ def configure(conf):
   print "--- libev ---"
   #conf.check_tool('compiler_cc')
 
-  platform_string = "__" + Options.platform
-  if Options.platform == "linux2":
-    platform_string = "__linux"
-  conf.define(platform_string, 1)
-
   conf.check_cc(header_name="sys/inotify.h")
   conf.check_cc(header_name="sys/epoll.h")
   conf.check_cc(header_name="sys/event.h")

deps/v8/SConstruct

@@ -43,6 +43,16 @@ ANDROID_TOP = os.environ.get('TOP')
 if ANDROID_TOP is None:
   ANDROID_TOP=""
 
+# TODO: Sort these issues out properly but as a temporary solution for gcc 4.4
+# on linux we need these compiler flags to avoid a mksnapshot segfault, avoid
+# crashes in the v8 test suite and avoid dtoa.c strict aliasing issues
+if os.environ.get('GCC_VERSION') == '44':
+    GCC_EXTRA_CCFLAGS = ['-fno-tree-vectorize', '-fno-tree-vrp']
+    GCC_DTOA_EXTRA_CCFLAGS = ['-fno-strict-aliasing']
+else:
+    GCC_EXTRA_CCFLAGS = []
+    GCC_DTOA_EXTRA_CCFLAGS = []
+
 ANDROID_FLAGS = ['-march=armv5te',
                  '-mtune=xscale',
                  '-msoft-float',
@@ -109,7 +119,7 @@ LIBRARY_FLAGS = {
       }
     },
     'os:linux': {
-      'CCFLAGS':      ['-ansi'],
+      'CCFLAGS':      ['-ansi'] + GCC_EXTRA_CCFLAGS,
       'library:shared': {
         'LIBS': ['pthread']
       }
@@ -118,6 +128,8 @@ LIBRARY_FLAGS = {
       'CCFLAGS':      ['-ansi'],
     },
     'os:freebsd': {
+      'CPPPATH' : ['/usr/local/include'],
+      'LIBPATH' : ['/usr/local/lib'],
       'CCFLAGS':      ['-ansi'],
     },
     'os:win32': {
@@ -260,7 +272,7 @@ MKSNAPSHOT_EXTRA_FLAGS = {
       'LIBS': ['pthread'],
     },
     'os:freebsd': {
-      'LIBS': ['pthread'],
+      'LIBS': ['execinfo', 'pthread']
     },
     'os:win32': {
       'LIBS': ['winmm', 'ws2_32'],
@@ -278,7 +290,8 @@ MKSNAPSHOT_EXTRA_FLAGS = {
 DTOA_EXTRA_FLAGS = {
   'gcc': {
     'all': {
-      'WARNINGFLAGS': ['-Werror', '-Wno-uninitialized']
+      'WARNINGFLAGS': ['-Werror', '-Wno-uninitialized'],
+      'CCFLAGS': GCC_DTOA_EXTRA_CCFLAGS
     }
   },
   'msvc': {
@@ -371,6 +384,7 @@ SAMPLE_FLAGS = {
       'LIBS':         ['pthread'],
     },
     'os:freebsd': {
+      'LIBPATH' : ['/usr/local/lib'],
       'LIBS':         ['execinfo', 'pthread']
     },
     'os:win32': {
@@ -671,8 +685,6 @@ def VerifyOptions(env):
     Abort("Shared Object soname not applicable for Windows.")
   if env['soname'] == 'on' and env['library'] == 'static':
     Abort("Shared Object soname not applicable for static library.")
-  if env['arch'] == 'x64' and env['os'] != 'linux':
-    Abort("X64 compilation only allowed on Linux OS.")
   for (name, option) in SIMPLE_OPTIONS.iteritems():
     if (not option.get('default')) and (name not in ARGUMENTS):
       message = ("A value for option %s must be specified (%s)." %

wscript

@@ -1,4 +1,4 @@
-#! /usr/bin/env python
+# /usr/bin/env python
 import Options
 import sys
 import os
@@ -31,6 +31,11 @@ def configure(conf):
 
   conf.env["USE_DEBUG"] = Options.options.debug
 
+
+  if sys.platform.startswith("freebsd"):
+    if not conf.check(lib="execinfo", libpath=['/usr/lib', '/usr/local/lib'], uselib_store="EXECINFO"):
+      fatal("install the libexecinfo port. devel/libexecinfo")
+
   conf.sub_config('deps/libeio')
   conf.sub_config('deps/libev')
 
@@ -43,8 +48,6 @@ def configure(conf):
 
   conf.env.append_value("CCFLAGS", "-DEIO_STACKSIZE=%d" % (4096*8))
 
-  #conf.check(lib='rt', uselib_store='RT')
-
   conf.check(lib='profiler', uselib_store='PROFILER')
 
   # Split off debug variant before adding variant specific defines
@@ -158,7 +161,7 @@ def build(bld):
     deps/http_parser
   """
   node.uselib_local = "oi ev eio http_parser"
-  node.uselib = "V8 RT PROFILER"
+  node.uselib = "V8 EXECINFO PROFILER"
   node.install_path = '${PREFIX}/bin'
   node.chmod = 0755