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@@ -1 +1,125 @@
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+# -*- Mode: makefile -*-
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+#
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+#
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+#  Based on patch submitted to mozilla.dev.tech.js-engine by 'Andy':
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+#    http://groups.google.com/group/mozilla.dev.tech.js-engine/browse_thread/thread/16972946bf7df82e
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+#
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+#
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+# ***** BEGIN LICENSE BLOCK *****
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+# Version: MPL 1.1/GPL 2.0/LGPL 2.1
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+#
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+# The contents of this file are subject to the Mozilla Public License Version
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+# 1.1 (the "License"); you may not use this file except in compliance with
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+# the License. You may obtain a copy of the License at
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+# http://www.mozilla.org/MPL/
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+#
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+# Software distributed under the License is distributed on an "AS IS" basis,
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+# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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+# for the specific language governing rights and limitations under the
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+# License.
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+#
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+# The Original Code is Mozilla Communicator client code, released
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+# March 31, 1998.
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+#
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+# The Initial Developer of the Original Code is
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+# Netscape Communications Corporation.
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+# Portions created by the Initial Developer are Copyright (C) 1998
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+# the Initial Developer. All Rights Reserved.
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+#
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+# Contributor(s):
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+#
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+# Alternatively, the contents of this file may be used under the terms of
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+# either the GNU General Public License Version 2 or later (the "GPL"), or
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+# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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+# in which case the provisions of the GPL or the LGPL are applicable instead
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+# of those above. If you wish to allow use of your version of this file only
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+# under the terms of either the GPL or the LGPL, and not to allow others to
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+# use your version of this file under the terms of the MPL, indicate your
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+# decision by deleting the provisions above and replace them with the notice
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+# and other provisions required by the GPL or the LGPL. If you do not delete
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+# the provisions above, a recipient may use your version of this file under
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+# the terms of any one of the MPL, the GPL or the LGPL.
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+#
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+# ***** END LICENSE BLOCK *****
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+
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+#
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+# Config for all versions of Mingw (copy and modified from Linux)
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+#
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+
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+AR = i586-mingw32msvc-ar
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+CC = i586-mingw32msvc-gcc
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+LD = i586-mingw32msvc-ld
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+CCC = i586-mingw32msvc-g++
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+
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+CFLAGS +=  -Wall -Wno-format
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+#OS_CFLAGS = -DXP_UNIX -DSVR4 -DSYSV -D_BSD_SOURCE -DPOSIX_SOURCE -DHAVE_LOCALTIME_R -DEXPORT_JS_API
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+OS_CFLAGS = -D_X86_=1 -DXP_WIN -DXP_WIN32 -DWIN32 -D_WINDOWS -D_WIN32 $(WIN_CFLAGS) -DEXPORT_JS_API
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+JSDLL_CFLAGS = -DEXPORT_JS_API  # not work, dunno why?
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+SO_SUFFIX = dll
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+# libgcc.a:__divdi3 kernel32:DebugBreak,GetSystemTimeAsFileTime
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+# winmm:timeBeginPeriod,timeEndPeriod
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+WINLIBS = -lmsvcrt -lm -lkernel32 -lwinmm /usr/lib/gcc/i586-mingw32msvc/4.2.1-sjlj/libgcc.a
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+#LDFLAGS += $(WINLIBS) # dont work. rewrite by Makefile.ref
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+OTHER_LIBS += $(WINLIBS)
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+
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+RANLIB = echo
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+MKSHLIB = $(LD) -shared $(XMKSHLIBOPTS)
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+
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+# These don't work :(
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+LIBRARY = $(OBJDIR)/js32.lib
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+SHARED_LIBRARY = $(OBJDIR)/js32.dll
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+PROGRAM = $(OBJDIR)/js.exe
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+
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+#.c.o:
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+#      $(CC) -c -MD $*.d $(CFLAGS) $<
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+
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+CPU_ARCH = $(shell uname -m)
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+# don't filter in x86-64 architecture
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+ifneq (x86_64,$(CPU_ARCH))
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+ifeq (86,$(findstring 86,$(CPU_ARCH)))
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+CPU_ARCH = x86
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+OS_CFLAGS+= -DX86_LINUX
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+
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+ifeq (gcc, $(CC))
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+# if using gcc on x86, check version for opt bug
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+# (http://bugzilla.mozilla.org/show_bug.cgi?id=24892)
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+GCC_VERSION := $(shell gcc -v 2>&1 | grep version | awk '{ print $$3 }')
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+GCC_LIST:=$(sort 2.91.66 $(GCC_VERSION) )
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+
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+ifeq (2.91.66, $(firstword $(GCC_LIST)))
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+CFLAGS+= -DGCC_OPT_BUG
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+endif
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+endif
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+endif
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+endif
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+
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+GFX_ARCH = x
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+
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+OS_LIBS = -lm -lc
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+
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+ASFLAGS += -x assembler-with-cpp
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+
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+
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+ifeq ($(CPU_ARCH),alpha)
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+
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+# Ask the C compiler on alpha linux to let us work with denormalized
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+# double values, which are required by the ECMA spec.
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+
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+OS_CFLAGS += -mieee
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+endif
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+
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+# Use the editline library to provide line-editing support.
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+#JS_EDITLINE = 1   // not support by Mingw
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+
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+ifeq ($(CPU_ARCH),x86_64)
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+# Use VA_COPY() standard macro on x86-64
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+# FIXME: better use it everywhere
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+OS_CFLAGS += -DHAVE_VA_COPY
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+endif
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+
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+ifeq ($(CPU_ARCH),x86_64)
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+# We need PIC code for shared libraries
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+# FIXME: better patch rules.mk & fdlibm/Makefile*
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+OS_CFLAGS += -DPIC -fPIC
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+endif 

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@@ -33,27 +33,50 @@
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 Rake::Task[:test].prerequisites << :extensions
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 Rake::Task[:check_manifest].prerequisites << GENERATED_NODE
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+task :build => :extensions
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+
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 # gem depends on the native extension actually building
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 Rake::Task[:gem].prerequisites << :extensions
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 desc "Our johnson requires extensions."
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-task :extensions => [:submodules, "lib/johnson/spidermonkey.#{kind}"]
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+task :extensions => ["lib/johnson/spidermonkey.#{kind}"]
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+task :spidermonkey => :submodules do
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+  if ENV['CROSS']
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+    Dir.chdir("vendor/spidermonkey") { sh "make -f Makefile.ref OS_CONFIG=#{ENV['CROSS']}" }
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+  else
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+    Dir.chdir("vendor/spidermonkey") { sh "make -f Makefile.ref" }
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+  end
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+end
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+task :spidermonkey => "vendor/spidermonkey/config/#{ENV['CROSS']}.mk" if ENV['CROSS']
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+
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+file "vendor/spidermonkey/config/MINGW32.mk" => "MINGW32.mk" do |t|
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+  File.copy(t.prerequisites.first, t.name)
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+end
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+
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 task :submodules do
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   sh "git submodule init && git submodule update"
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 end
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-# for testing, we toss the SpiderMonkey extension in lib/johnson
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-file "lib/johnson/spidermonkey.#{kind}" =>
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-  FileList["ext/spidermonkey/Makefile", "ext/spidermonkey/*.{c,h}"] do
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+file "ext/spidermonkey/spidermonkey.#{kind}" =>
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+  ["ext/spidermonkey/Makefile"] + FileList["ext/spidermonkey/*.{c,h}"].to_a do
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   Dir.chdir("ext/spidermonkey") { sh "make" }
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-  sh "cp ext/spidermonkey/spidermonkey.#{kind} lib/johnson/spidermonkey.#{kind}"
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 end
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+# for testing, we toss the SpiderMonkey extension in lib/johnson
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+file "lib/johnson/spidermonkey.#{kind}" =>
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+  "ext/spidermonkey/spidermonkey.#{kind}" do |t|
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+
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+  File.copy(t.prerequisites.first, t.name)
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+end
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+
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 file "ext/spidermonkey/Makefile" =>
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-  [GENERATED_NODE, "ext/spidermonkey/extconf.rb"] do
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-  Dir.chdir("ext/spidermonkey") { ruby "extconf.rb" }
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+  [:spidermonkey, GENERATED_NODE, "ext/spidermonkey/extconf.rb"] do
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+  
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+  dirs = (ENV['CROSS'] ? [ENV["CROSSLIB"]] : []) + $:
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+  command = ["ruby"] + dirs.map{|dir| "-I#{File.expand_path dir}"} + ["extconf.rb"]
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+  Dir.chdir("ext/spidermonkey") { sh *command }
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 end
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 def jsops
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@@ -81,7 +104,7 @@
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   toks.uniq
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 end
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-file GENERATED_NODE => "ext/spidermonkey/immutable_node.c.erb" do |t|
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+file GENERATED_NODE => ["ext/spidermonkey/immutable_node.c.erb", "vendor/spidermonkey/jsopcode.tbl", "vendor/spidermonkey/jsscan.h"] do |t|
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   template = ERB.new(File.open(t.prerequisites.first, 'rb') { |x| x.read })
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   File.open(GENERATED_NODE, 'wb') { |f|
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     f.write template.result(binding)

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@@ -1 +1,31 @@
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+
0
+CROSS-COMPILING FOR WINDOWS
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+
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+Based on http://eigenclass.org/hiki.rb?cross+compiling+rcovrt
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+
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+
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+*) Download & extract a ruby tar.gz
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+
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+*) Double the backslashes in the ALT_SEPARATOR definition in Makefile.in
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+
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+*) Build & install it:
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+
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+    env ac_cv_func_getpgrp_void=no \
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+       ac_cv_func_setpgrp_void=yes \
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+       rb_cv_negative_time_t=no \
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+       ac_cv_func_memcmp_working=yes \
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+       rb_cv_binary_elf=no \
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+       ./configure \
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+       --host=i586-mingw32msvc \
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+       --target=i386-mingw32 \
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+       --build=i686-linux \
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+       --prefix=~/ruby-mingw32
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+
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+    make ruby
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+
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+    make install
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+
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+*) Build the extension (rake will build spidermonkey for you)
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+
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+    rake build CROSS=MINGW32 CROSSLIB=~/ruby-mingw32/lib/ruby/1.8/i386-mingw32

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@@ -3,14 +3,16 @@
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0
 require "mkmf"
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-$CFLAGS << " -g -DXP_UNIX"
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+if Config::CONFIG['target_os'] == 'mingw32'
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+  $libs = append_library($libs, "winmm")
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+  $CFLAGS << " -DXP_WIN -DXP_WIN32"
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+else
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+  $CFLAGS << " -g -DXP_UNIX"
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+end
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 spidermonkey_base_dir = "../../vendor/spidermonkey"
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-# we can't even run the extconf unless Spidermonkey has built
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-Dir.chdir(spidermonkey_base_dir) { system "make -f Makefile.ref" }
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-
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-spidermonkey_obj_dir = Dir[spidermonkey_base_dir + "/*.OBJ"].first
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+spidermonkey_obj_dir = Dir[spidermonkey_base_dir + "/#{ENV['CROSS'] || ''}*.OBJ"].first
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0
 dir_config("johnson/spidermonkey")
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