Revamp scons usage.

4 files changed, 256 insertions, 30 deletions

diff --git a/SConstruct b/SConstruct
index f4438cf546a..02e61650057 100644
--- a/SConstruct
+++ b/SConstruct
@@ -34,11 +34,18 @@ platform_map = {
 }
 
 default_platform = platform_map.get(sys.platform, sys.platform)
-default_drivers = 'all'
+
 if default_platform in ('linux', 'freebsd', 'darwin'):
-	default_x11 = 'yes'
+	default_statetrackers = 'mesa'
+	default_drivers = 'softpipe,failover,i915simple,i965simple'
+	default_winsys = 'xlib'
+elif default_platform in ('winddk',):
+	default_statetrackers = 'none'
+	default_drivers = 'softpipe,i915simple'
+	default_winsys = 'none'
 else:
-	default_x11 = 'no'
+	default_drivers = 'all'
+	default_winsys = 'all'
 
 # TODO: auto-detect defaults
 opts = Options('config.py')
@@ -47,23 +54,28 @@ opts.Add(EnumOption('machine', 'use machine-specific assembly code', 'x86',
                      allowed_values=('generic', 'x86', 'x86-64')))
 opts.Add(EnumOption('platform', 'target platform', default_platform,
                      allowed_values=('linux', 'cell', 'winddk')))
-opts.Add(ListOption('statetrackers', 'state_trackers to build', 'all',
+opts.Add(ListOption('statetrackers', 'state_trackers to build', default_statetrackers,
                      [
                      	'mesa', 
                      ],
                      ))
-#opts.Add(ListOption('drivers', 'pipe drivers to build', 'all',
-#                     [
-#                     	'softpipe', 
-#                     	'failover', 
-#                     	'i915simple', 
-#                     	'i965simple', 
-#                     	'cell',
-#                     ],
-#                     ))
-opts.Add(BoolOption('llvm', 'use llvm', False))
-opts.Add(BoolOption('dri', 'build dri drivers', False))
-opts.Add(BoolOption('x11', 'build x11 driver', default_x11))
+opts.Add(ListOption('drivers', 'pipe drivers to build', default_drivers,
+                     [
+                     	'softpipe', 
+                     	'failover', 
+                     	'i915simple', 
+                     	'i965simple', 
+                     	'cell',
+                     ],
+                     ))
+opts.Add(ListOption('winsys', 'winsys drivers to build', default_winsys,
+                     [
+                     	'xlib', 
+                     	'intel',
+                     ],
+                     ))
+opts.Add(BoolOption('llvm', 'use LLVM', 'no'))
+opts.Add(BoolOption('dri', 'build DRI drivers', 'no'))
 
 env = Environment(
 	options = opts, 
@@ -106,7 +118,7 @@ Export([
 if platform == 'winddk':
 	import ntpath
 	escape = env['ESCAPE']
-	env.Tool('msvc')
+	env.Tool('winddk', '.')
 	if 'BASEDIR' in os.environ:
 		WINDDK = os.environ['BASEDIR']
 	else:
diff --git a/src/gallium/SConscript b/src/gallium/SConscript
index 210fd7d3096..fa4833cbcf6 100644
--- a/src/gallium/SConscript
+++ b/src/gallium/SConscript
@@ -1,3 +1,5 @@
+import os
+
 Import('*')
 
 env = env.Clone()
@@ -20,15 +22,5 @@ SConscript([
 if llvm:
 	SConscript(['auxiliary/gallivm/SConscript'])
 
-SConscript([
-	'drivers/softpipe/SConscript',
-	'drivers/i915simple/SConscript',
-	'drivers/failover/SConscript',
-])
-
-if not msvc:
-	SConscript(['drivers/i965simple/SConscript'])
-
-#if cell:
-#	SConscript(['drivers/cell/SConscript'])
-	
\ No newline at end of file
+for driver in env['drivers']:
+	SConscript(os.path.join('drivers', driver, 'SConscript'))
diff --git a/src/gallium/winsys/SConscript b/src/gallium/winsys/SConscript
index 3f0596e19c1..635a68eea2c 100644
--- a/src/gallium/winsys/SConscript
+++ b/src/gallium/winsys/SConscript
@@ -5,7 +5,7 @@ if dri:
 		'dri/SConscript',
 	])
 	
-if env['x11'] and not dri and platform != 'winddk':
+if 'xlib' in env['drivers'] and not dri:
 	SConscript([
 		'xlib/SConscript',
 	])
diff --git a/winddk.py b/winddk.py
new file mode 100644
index 00000000000..af4335dbb01
--- /dev/null
+++ b/winddk.py
@@ -0,0 +1,222 @@
+"""engine.SCons.Tool.msvc
+
+Tool-specific initialization for Microsoft Visual C/C++.
+
+There normally shouldn't be any need to import this module directly.
+It will usually be imported through the generic SCons.Tool.Tool()
+selection method.
+
+"""
+
+#
+# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007 The SCons Foundation
+#
+# Permission is hereby granted, free of charge, to any person obtaining
+# a copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+#
+# The above copyright notice and this permission notice shall be included
+# in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
+# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
+# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+#
+
+__revision__ = "src/engine/SCons/Tool/msvc.py 2523 2007/12/12 09:37:41 knight"
+
+import os.path
+import re
+import string
+
+import SCons.Action
+import SCons.Builder
+import SCons.Errors
+import SCons.Platform.win32
+import SCons.Tool
+import SCons.Tool.mslib
+import SCons.Tool.mslink
+import SCons.Util
+import SCons.Warnings
+
+CSuffixes = ['.c', '.C']
+CXXSuffixes = ['.cc', '.cpp', '.cxx', '.c++', '.C++']
+
+def get_winddk_paths(env, version=None):
+    """Return a 3-tuple of (INCLUDE, LIB, PATH) as the values
+    of those three environment variables that should be set
+    in order to execute the MSVC tools properly."""
+    
+    WINDDKdir = None
+    exe_paths = []
+    lib_paths = []
+    include_paths = []
+
+    if 'BASEDIR' in os.environ:
+        WINDDKdir = os.environ['BASEDIR']
+    else:
+        WINDDKdir = "C:\\WINDDK\\3790.1830"
+
+    exe_paths.append( os.path.join(WINDDKdir, 'bin') )
+    exe_paths.append( os.path.join(WINDDKdir, 'bin\\x86') )
+    include_paths.append( os.path.join(WINDDKdir, 'inc\\wxp') )
+    lib_paths.append( os.path.join(WINDDKdir, 'lib') )
+
+    include_path = string.join( include_paths, os.pathsep )
+    lib_path = string.join(lib_paths, os.pathsep )
+    exe_path = string.join(exe_paths, os.pathsep )
+    return (include_path, lib_path, exe_path)
+
+def validate_vars(env):
+    """Validate the PCH and PCHSTOP construction variables."""
+    if env.has_key('PCH') and env['PCH']:
+        if not env.has_key('PCHSTOP'):
+            raise SCons.Errors.UserError, "The PCHSTOP construction must be defined if PCH is defined."
+        if not SCons.Util.is_String(env['PCHSTOP']):
+            raise SCons.Errors.UserError, "The PCHSTOP construction variable must be a string: %r"%env['PCHSTOP']
+
+def pch_emitter(target, source, env):
+    """Adds the object file target."""
+
+    validate_vars(env)
+
+    pch = None
+    obj = None
+
+    for t in target:
+        if SCons.Util.splitext(str(t))[1] == '.pch':
+            pch = t
+        if SCons.Util.splitext(str(t))[1] == '.obj':
+            obj = t
+
+    if not obj:
+        obj = SCons.Util.splitext(str(pch))[0]+'.obj'
+
+    target = [pch, obj] # pch must be first, and obj second for the PCHCOM to work
+
+    return (target, source)
+
+def object_emitter(target, source, env, parent_emitter):
+    """Sets up the PCH dependencies for an object file."""
+
+    validate_vars(env)
+
+    parent_emitter(target, source, env)
+
+    if env.has_key('PCH') and env['PCH']:
+        env.Depends(target, env['PCH'])
+
+    return (target, source)
+
+def static_object_emitter(target, source, env):
+    return object_emitter(target, source, env,
+                          SCons.Defaults.StaticObjectEmitter)
+
+def shared_object_emitter(target, source, env):
+    return object_emitter(target, source, env,
+                          SCons.Defaults.SharedObjectEmitter)
+
+pch_action = SCons.Action.Action('$PCHCOM', '$PCHCOMSTR')
+pch_builder = SCons.Builder.Builder(action=pch_action, suffix='.pch',
+                                    emitter=pch_emitter,
+                                    source_scanner=SCons.Tool.SourceFileScanner)
+res_action = SCons.Action.Action('$RCCOM', '$RCCOMSTR')
+res_builder = SCons.Builder.Builder(action=res_action,
+                                    src_suffix='.rc',
+                                    suffix='.res',
+                                    src_builder=[],
+                                    source_scanner=SCons.Tool.SourceFileScanner)
+SCons.Tool.SourceFileScanner.add_scanner('.rc', SCons.Defaults.CScan)
+
+def generate(env):
+    """Add Builders and construction variables for MSVC++ to an Environment."""
+    static_obj, shared_obj = SCons.Tool.createObjBuilders(env)
+
+    for suffix in CSuffixes:
+        static_obj.add_action(suffix, SCons.Defaults.CAction)
+        shared_obj.add_action(suffix, SCons.Defaults.ShCAction)
+        static_obj.add_emitter(suffix, static_object_emitter)
+        shared_obj.add_emitter(suffix, shared_object_emitter)
+
+    for suffix in CXXSuffixes:
+        static_obj.add_action(suffix, SCons.Defaults.CXXAction)
+        shared_obj.add_action(suffix, SCons.Defaults.ShCXXAction)
+        static_obj.add_emitter(suffix, static_object_emitter)
+        shared_obj.add_emitter(suffix, shared_object_emitter)
+
+    env['CCPDBFLAGS'] = SCons.Util.CLVar(['${(PDB and "/Z7") or ""}'])
+    env['CCPCHFLAGS'] = SCons.Util.CLVar(['${(PCH and "/Yu%s /Fp%s"%(PCHSTOP or "",File(PCH))) or ""}'])
+    env['CCCOMFLAGS'] = '$CPPFLAGS $_CPPDEFFLAGS $_CPPINCFLAGS /c $SOURCES /Fo$TARGET $CCPCHFLAGS $CCPDBFLAGS'
+    env['CC']         = 'cl'
+    env['CCFLAGS']    = SCons.Util.CLVar('/nologo')
+    env['CFLAGS']     = SCons.Util.CLVar('')
+    env['CCCOM']      = '$CC $CFLAGS $CCFLAGS $CCCOMFLAGS'
+    env['SHCC']       = '$CC'
+    env['SHCCFLAGS']  = SCons.Util.CLVar('$CCFLAGS')
+    env['SHCFLAGS']   = SCons.Util.CLVar('$CFLAGS')
+    env['SHCCCOM']    = '$SHCC $SHCFLAGS $SHCCFLAGS $CCCOMFLAGS'
+    env['CXX']        = '$CC'
+    env['CXXFLAGS']   = SCons.Util.CLVar('$CCFLAGS $( /TP $)')
+    env['CXXCOM']     = '$CXX $CXXFLAGS $CCCOMFLAGS'
+    env['SHCXX']      = '$CXX'
+    env['SHCXXFLAGS'] = SCons.Util.CLVar('$CXXFLAGS')
+    env['SHCXXCOM']   = '$SHCXX $SHCXXFLAGS $CCCOMFLAGS'
+    env['CPPDEFPREFIX']  = '/D'
+    env['CPPDEFSUFFIX']  = ''
+    env['INCPREFIX']  = '/I'
+    env['INCSUFFIX']  = ''
+#    env.Append(OBJEMITTER = [static_object_emitter])
+#    env.Append(SHOBJEMITTER = [shared_object_emitter])
+    env['STATIC_AND_SHARED_OBJECTS_ARE_THE_SAME'] = 1
+
+    env['RC'] = 'rc'
+    env['RCFLAGS'] = SCons.Util.CLVar('')
+    env['RCCOM'] = '$RC $_CPPDEFFLAGS $_CPPINCFLAGS $RCFLAGS /fo$TARGET $SOURCES'
+    env['BUILDERS']['RES'] = res_builder
+    env['OBJPREFIX']      = ''
+    env['OBJSUFFIX']      = '.obj'
+    env['SHOBJPREFIX']    = '$OBJPREFIX'
+    env['SHOBJSUFFIX']    = '$OBJSUFFIX'
+
+    try:
+        include_path, lib_path, exe_path = get_winddk_paths(env)
+
+        # since other tools can set these, we just make sure that the
+        # relevant stuff from MSVS is in there somewhere.
+        env.PrependENVPath('INCLUDE', include_path)
+        env.PrependENVPath('LIB', lib_path)
+        env.PrependENVPath('PATH', exe_path)
+    except (SCons.Util.RegError, SCons.Errors.InternalError):
+        pass
+
+    env['CFILESUFFIX'] = '.c'
+    env['CXXFILESUFFIX'] = '.cc'
+
+    env['PCHPDBFLAGS'] = SCons.Util.CLVar(['${(PDB and "/Yd") or ""}'])
+    env['PCHCOM'] = '$CXX $CXXFLAGS $CPPFLAGS $_CPPDEFFLAGS $_CPPINCFLAGS /c $SOURCES /Fo${TARGETS[1]} /Yc$PCHSTOP /Fp${TARGETS[0]} $CCPDBFLAGS $PCHPDBFLAGS'
+    env['BUILDERS']['PCH'] = pch_builder
+
+    env['AR']          = 'lib'
+    env['ARFLAGS']     = SCons.Util.CLVar('/nologo')
+    env['ARCOM']       = "${TEMPFILE('$AR $ARFLAGS /OUT:$TARGET $SOURCES')}"
+    env['LIBPREFIX']   = ''
+    env['LIBSUFFIX']   = '.lib'
+
+    SCons.Tool.mslink.generate(env)
+
+    if not env.has_key('ENV'):
+        env['ENV'] = {}
+    if not env['ENV'].has_key('SystemRoot'):    # required for dlls in the winsxs folders
+        env['ENV']['SystemRoot'] = SCons.Platform.win32.get_system_root()
+
+def exists(env):
+    return env.Detect('cl')
+