build system: add capability to build Leopard target from Snow Leopard Host

To configure for building Leopard target from Snow Leopard: 
	configure --sysroot /Developer/SDKs/MacOSX10.5.sdk --minver 10.5



git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@2806 b64f7644-9d1e-0410-96f1-a4d463321fa5

3 files changed, 49 insertions, 12 deletions

diff --git a/make/configure.py b/make/configure.py
index 4b98b9bf3..9580bfbb1 100644
--- a/make/configure.py
+++ b/make/configure.py
@@ -199,6 +199,15 @@ class Configure( object ):
         self.src_dir    = os.path.normpath( options.src )
         self.build_dir  = os.path.normpath( options.build )
         self.prefix_dir = os.path.normpath( options.prefix )
+        if options.sysroot != None:
+                self.sysroot_dir = os.path.normpath( options.sysroot )
+        else:
+                self.sysroot_dir = ""
+
+        if options.minver != None:
+                self.minver = options.minver
+        else:
+                self.minver = ""
 
         ## special case if src == build: add build subdir
         if os.path.abspath( self.src_dir ) == os.path.abspath( self.build_dir ):
@@ -943,6 +952,9 @@ def createCLI():
 
     ## add install options
     grp = OptionGroup( cli, 'Directory Locations' )
+    h = IfHost( 'specify sysroot (e.g. for Leopard builds from Snow Leapard)', '*-*-darwin*', none=optparse.SUPPRESS_HELP ).value
+    grp.add_option( '--sysroot', default=None, action='store', metavar='DIR',
+        help=h )
     grp.add_option( '--src', default=cfg.src_dir, action='store', metavar='DIR',
         help='specify top-level source dir [%s]' % (cfg.src_dir) )
     grp.add_option( '--build', default=cfg.build_dir, action='store', metavar='DIR',
@@ -986,6 +998,9 @@ def createCLI():
     arch.mode.cli_add_option( grp, '--arch' )
     grp.add_option( '--cross', default=None, action='store', metavar='SPEC',
         help='specify GCC cross-compilation spec' )
+    h = IfHost( 'Min OS X Version', '*-*-darwin*', none=optparse.SUPPRESS_HELP ).value
+    grp.add_option( '--minver', default=None, action='store', metavar='VER',
+        help=h )
     cli.add_option_group( grp )
 
     ## add tool locations
@@ -1301,8 +1316,14 @@ try:
     doc.addBlank()
     if build.match( '*-*-darwin*' ):
         doc.add( 'GCC.archs', arch.mode.mode )
+        doc.add( 'GCC.sysroot', cfg.sysroot_dir )
+        doc.add( 'GCC.minver', cfg.minver )
     else:
         doc.add( 'GCC.archs', '' )
+        doc.add( 'GCC.sysroot', '' )
+        doc.add( 'GCC.minver', '' )
+    doc.add( 'GCC.ldsysroot', '$(GCC.sysroot)' )
+    doc.add( 'GCC.ldminver', '$(GCC.minver)' )
     doc.add( 'GCC.g', debugMode.mode )
     doc.add( 'GCC.O', optimizeMode.mode )
 
diff --git a/make/include/contrib.defs b/make/include/contrib.defs
index 2b7d6223c..fcff27356 100644
--- a/make/include/contrib.defs
+++ b/make/include/contrib.defs
@@ -83,11 +83,11 @@ define import.CONTRIB.defs
     $(1).CONFIGURE.args = !sete @dir !bootstrap !env !exe @host @prefix !deps !shared !static !extra
 
     $(1).CONFIGURE.env.CC       = CC=$$($(1).GCC.gcc)
-    $(1).CONFIGURE.env.CFLAGS   = CFLAGS="$$(call fn.ARGS,$(1).GCC,*archs ?extra)"
+    $(1).CONFIGURE.env.CFLAGS   = CFLAGS="$$(call fn.ARGS,$(1).GCC,*archs *sysroot *minver ?extra)"
     $(1).CONFIGURE.env.CXX      = CXX=$$($(1).GCC.gxx)
-    $(1).CONFIGURE.env.CXXFLAGS = CXXFLAGS="$$(call fn.ARGS,$(1).GCC,*archs ?extra)"
-    $(1).CONFIGURE.env.CPPFLAGS = CPPFLAGS="$$(call fn.ARGS,$(1).GCC,*archs ?extra)"
-    $(1).CONFIGURE.env.LDFLAGS  = LDFLAGS="$$(call fn.ARGS,$(1).GCC,*archs)"
+    $(1).CONFIGURE.env.CXXFLAGS = CXXFLAGS="$$(call fn.ARGS,$(1).GCC,*archs *sysroot *minver ?extra)"
+    $(1).CONFIGURE.env.CPPFLAGS = CPPFLAGS="$$(call fn.ARGS,$(1).GCC,*archs *sysroot *minver ?extra)"
+    $(1).CONFIGURE.env.LDFLAGS  = LDFLAGS="$$(call fn.ARGS,$(1).GCC,*archs *sysroot *minver)"
 
     $(1).CONFIGURE.env.args = !CC !CFLAGS !CXX !CXXFLAGS !CPPFLAGS !LDFLAGS
     $(1).CONFIGURE.env = $$(call fn.ARGS,$(1).CONFIGURE.env,$$($(1).CONFIGURE.env.args))
diff --git a/make/include/gcc.defs b/make/include/gcc.defs
index f9511d1b5..a9523ddde 100644
--- a/make/include/gcc.defs
+++ b/make/include/gcc.defs
@@ -8,6 +8,10 @@ GCC.ML      = 1
 GCC.H       = 0
 GCC.W       = all
 GCC.archs   =
+GCC.sysroot =
+GCC.ldsysroot =
+GCC.minver  =
+GCC.ldminver=
 GCC.vis     = 0
 GCC.pic     = 0
 GCC.g       = none
@@ -40,6 +44,10 @@ GCC.args.ML        = -fmessage-length=0
 GCC.args.H         = -H
 GCC.args.W         = -W$(1)
 GCC.args.archs     = -arch $(1)
+GCC.args.sysroot   = --sysroot=$(1)
+GCC.args.ldsysroot = -syslibroot $(1)
+GCC.args.minver    = -mmacosx-version-min=$(1)
+GCC.args.ldminver  = -macosx_version_min $(1)
 GCC.args.vis       = -fvisibility=hidden
 GCC.args.pic       = -fPIC
 GCC.args.g.none    = -g0
@@ -82,6 +90,10 @@ define import.GCC
     $(1).GCC.H       = $$(GCC.H) 
     $(1).GCC.W       = $$(GCC.W)
     $(1).GCC.archs   = $$(GCC.archs)
+    $(1).GCC.sysroot = $$(GCC.sysroot)
+    $(1).GCC.ldsysroot = $$(GCC.ldsysroot)
+    $(1).GCC.minver  = $$(GCC.minver)
+    $(1).GCC.ldminver = $$(GCC.ldminver)
     $(1).GCC.vis     = $$(GCC.vis)
     $(1).GCC.pic     = $$(GCC.pic)
     $(1).GCC.g       = $$(GCC.g)
@@ -114,6 +126,10 @@ define import.GCC
     $(1).GCC.args.H         = $$(GCC.args.H)
     $(1).GCC.args.W         = $$(GCC.args.W)
     $(1).GCC.args.archs     = $$(GCC.args.archs)
+    $(1).GCC.args.sysroot   = $$(GCC.args.sysroot)
+    $(1).GCC.args.ldsysroot = $$(GCC.args.ldsysroot)
+    $(1).GCC.args.minver    = $$(GCC.args.minver)
+    $(1).GCC.args.ldminver  = $$(GCC.args.ldminver)
     $(1).GCC.args.vis       = $$(GCC.args.vis)
     $(1).GCC.args.pic       = $$(GCC.args.pic)
     $(1).GCC.args.g.none    = $$(GCC.args.g.none)
@@ -149,19 +165,19 @@ define import.GCC
     $(1).GCC.o = -o $$(3)
 
     # FUNCTION: C precompiled headers
-    $(1).GCC.H_O.args = !gcc ?pipe ?ML ?H *W *archs ?vis ?pic .g .O ?extra ?extra.h_o *D *I !c !o
+    $(1).GCC.H_O.args = !gcc ?pipe ?ML ?H *W *archs *sysroot *minver ?vis ?pic .g .O ?extra ?extra.h_o *D *I !c !o
     $(1).GCC.H_O = $$(call fn.ARGS,$(1).GCC,$$($(1).GCC.H_O.args),$$(1),$$(2))
 
     # FUNCTION: C compile source
-    $(1).GCC.C_O.args = !gcc ?pipe ?ML ?H *W *archs ?vis ?pic .g .O ?extra ?extra.c_o *D *I !c !o
+    $(1).GCC.C_O.args = !gcc ?pipe ?ML ?H *W *archs *sysroot *minver ?vis ?pic .g .O ?extra ?extra.c_o *D *I !c !o
     $(1).GCC.C_O = $$(call fn.ARGS,$(1).GCC,$$($(1).GCC.C_O.args),$$(1),$$(2))
 
     # FUNCTION: C++ precompile headers
-    $(1).GCC.HPP_O.args = !gxx ?pipe ?ML ?H *W *archs ?vis ?pic .g .O ?extra ?extra.hpp_o *D *I !c !o
+    $(1).GCC.HPP_O.args = !gxx ?pipe ?ML ?H *W *archs *sysroot *minver ?vis ?pic .g .O ?extra ?extra.hpp_o *D *I !c !o
     $(1).GCC.HPP_O = $$(call fn.ARGS,$(1).GCC,$$($(1).GCC.HPP_O.args),$$(1),$$(2))
 
     # FUNCTION: C++ compile source
-    $(1).GCC.CPP_O.args = !gxx ?pipe ?ML ?H *W *archs ?vis ?pic .g .O ?extra ?extra.cpp_o *D *I !c !o
+    $(1).GCC.CPP_O.args = !gxx ?pipe ?ML ?H *W *archs *sysroot *minver ?vis ?pic .g .O ?extra ?extra.cpp_o *D *I !c !o
     $(1).GCC.CPP_O = $$(call fn.ARGS,$(1).GCC,$$($(1).GCC.CPP_O.args),$$(1),$$(2))
 
     ###########################################################################
@@ -169,18 +185,18 @@ define import.GCC
     $(1).GCC.i = $$(4)
 
     # FUNCTION: C link dynamic-lib
-    $(1).GCC.DYLIB.args = !gcc ?pipe ?strip ?dylib ?extra.dylib ?ML *W *archs ?vis ?pic .g .O ?extra *D *I !o ?muldefs ?start !i *F *f *L *l *i !a ?end
+    $(1).GCC.DYLIB.args = !gcc ?pipe ?strip ?dylib ?extra.dylib ?ML *W *archs *sysroot *minver ?vis ?pic .g .O ?extra *D *I !o ?muldefs ?start !i *F *f *L *l *i !a ?end
     $(1).GCC.DYLIB = $$(call fn.ARGS,$(1).GCC,$$($(1).GCC.DYLIB.args),$$(1),$$(2))
 
     # FUNCTION: C link executable
-    $(1).GCC.EXE.args = !gcc ?pipe ?strip ?extra.exe ?ML *W *archs ?vis ?pic .g .O ?extra *D *I !o ?muldefs ?start !i *F *f *L *l *i !a ?end
+    $(1).GCC.EXE.args = !gcc ?pipe ?strip ?extra.exe ?ML *W *archs *sysroot *minver ?vis ?pic .g .O ?extra *D *I !o ?muldefs ?start !i *F *f *L *l *i !a ?end
     $(1).GCC.EXE = $$(call fn.ARGS,$(1).GCC,$$($(1).GCC.EXE.args),$$(1),$$(2))
 
     # FUNCTION: C++ link dynamic-lib
-    $(1).GCC.DYLIB++.args = !gxx ?pipe ?strip ?dylib ?extra.dylib++ ?ML *W *archs ?vis ?pic .g .O ?extra *D *I !o ?muldefs ?start !i *F *f *L *l *i !a ?end
+    $(1).GCC.DYLIB++.args = !gxx ?pipe ?strip ?dylib ?extra.dylib++ ?ML *W *arch *sysroot *minvers ?vis ?pic .g .O ?extra *D *I !o ?muldefs ?start !i *F *f *L *l *i !a ?end
     $(1).GCC.DYLIB++ = $$(call fn.ARGS,$(1).GCC,$$($(1).GCC.DYLIB++.args),$$(1),$$(2))
 
     # FUNCTION: C++ link executable
-    $(1).GCC.EXE++.args = !gxx ?pipe ?strip ?extra.exe++ ?ML *W *archs ?vis ?pic .g .O ?extra *D *I !o ?muldefs ?start !i *F *f *L *l *i !a ?end
+    $(1).GCC.EXE++.args = !gxx ?pipe ?strip ?extra.exe++ ?ML *W *archs *sysroot *minver ?vis ?pic .g .O ?extra *D *I !o ?muldefs ?start !i *F *f *L *l *i !a ?end
     $(1).GCC.EXE++ = $$(call fn.ARGS,$(1).GCC,$$($(1).GCC.EXE++.args),$$(1),$$(2))
 endef