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-rw-r--r--SConstruct33
-rw-r--r--common.py26
-rw-r--r--src/SConscript3
-rw-r--r--src/glsl/SConscript69
4 files changed, 89 insertions, 42 deletions
diff --git a/SConstruct b/SConstruct
index 8880d85..368ad83 100644
--- a/SConstruct
+++ b/SConstruct
@@ -119,6 +119,39 @@ Export('env')
#######################################################################
+# Invoke host SConscripts
+#
+# For things that are meant to be run on the native host build machine, instead
+# of the target machine.
+#
+
+# Create host environent
+if env['platform'] != common.host_platform:
+ host_env = Environment(
+ options = opts,
+ # no tool used
+ tools = [],
+ toolpath = ['#scons'],
+ ENV = os.environ,
+ )
+
+ # Override options
+ host_env['platform'] = common.host_platform
+ host_env['machine'] = common.host_machine
+ host_env['toolchain'] = 'default'
+ host_env['llvm'] = False
+
+ host_env.Tool('gallium')
+
+ SConscript(
+ 'src/glsl/SConscript',
+ variant_dir = host_env['build_dir'],
+ duplicate = 0, # http://www.scons.org/doc/0.97/HTML/scons-user/x2261.html
+ exports={'env':host_env},
+ )
+
+
+#######################################################################
# Invoke SConscripts
# TODO: Build several variants at the same time?
diff --git a/common.py b/common.py
index 78e2d0f..76184d5 100644
--- a/common.py
+++ b/common.py
@@ -19,17 +19,17 @@ _platform_map = {
'win32': 'windows',
}
-default_platform = sys.platform
-default_platform = _platform_map.get(default_platform, default_platform)
+host_platform = sys.platform
+host_platform = _platform_map.get(host_platform, host_platform)
# Search sys.argv[] for a "platform=foo" argument since we don't have
# an 'env' variable at this point.
if 'platform' in SCons.Script.ARGUMENTS:
- selected_platform = SCons.Script.ARGUMENTS['platform']
+ target_platform = SCons.Script.ARGUMENTS['platform']
else:
- selected_platform = default_platform
+ target_platform = host_platform
-cross_compiling = selected_platform != default_platform
+cross_compiling = target_platform != host_platform
_machine_map = {
'x86': 'x86',
@@ -42,15 +42,17 @@ _machine_map = {
}
-# find default_machine value
+# find host_machine value
if 'PROCESSOR_ARCHITECTURE' in os.environ:
- default_machine = os.environ['PROCESSOR_ARCHITECTURE']
+ host_machine = os.environ['PROCESSOR_ARCHITECTURE']
else:
- default_machine = _platform.machine()
-default_machine = _machine_map.get(default_machine, 'generic')
+ host_machine = _platform.machine()
+host_machine = _machine_map.get(host_machine, 'generic')
+
+default_machine = host_machine
default_toolchain = 'default'
-if selected_platform == 'windows' and cross_compiling:
+if target_platform == 'windows' and cross_compiling:
default_machine = 'x86'
default_toolchain = 'crossmingw'
@@ -61,7 +63,7 @@ if 'LLVM' in os.environ:
else:
default_llvm = 'no'
try:
- if selected_platform != 'windows' and \
+ if target_platform != 'windows' and \
subprocess.call(['llvm-config', '--version'], stdout=subprocess.PIPE) == 0:
default_llvm = 'yes'
except:
@@ -85,7 +87,7 @@ def AddOptions(opts):
opts.Add(BoolOption('quiet', 'quiet command lines', 'yes'))
opts.Add(EnumOption('machine', 'use machine-specific assembly code', default_machine,
allowed_values=('generic', 'ppc', 'x86', 'x86_64')))
- opts.Add(EnumOption('platform', 'target platform', default_platform,
+ opts.Add(EnumOption('platform', 'target platform', host_platform,
allowed_values=('linux', 'cell', 'windows', 'winddk', 'wince', 'darwin', 'embedded', 'cygwin', 'sunos5', 'freebsd8')))
opts.Add('toolchain', 'compiler toolchain', default_toolchain)
opts.Add(BoolOption('llvm', 'use LLVM', default_llvm))
diff --git a/src/SConscript b/src/SConscript
index 38137ee..201812c 100644
--- a/src/SConscript
+++ b/src/SConscript
@@ -3,6 +3,9 @@ Import('*')
if env['platform'] == 'windows':
SConscript('getopt/SConscript')
SConscript('talloc/SConscript')
+else:
+ talloc = 'talloc'
+ Export('talloc')
SConscript('glsl/SConscript')
SConscript('mapi/glapi/SConscript')
diff --git a/src/glsl/SConscript b/src/glsl/SConscript
index a22fceb..88a83fd 100644
--- a/src/glsl/SConscript
+++ b/src/glsl/SConscript
@@ -9,6 +9,7 @@ env = env.Clone()
env.Prepend(CPPPATH = [
'#src/mapi',
'#src/mesa',
+ '#src/glsl',
])
if env['platform'] == 'windows':
@@ -78,46 +79,54 @@ sources = [
'opt_tree_grafting.cpp',
's_expression.cpp',
'strtod.c',
-]
+]
-if env['msvc']:
- env.Prepend(CPPPATH = ['#/src/getopt'])
- env.PrependUnique(LIBS = [getopt])
-if env['platform'] == 'windows':
- env.Prepend(LIBS = [talloc])
-else:
- env.Prepend(LIBS = ['talloc'])
+if env['platform'] == common.host_platform:
+ if env['msvc']:
+ env.Prepend(CPPPATH = ['#/src/getopt'])
+ env.PrependUnique(LIBS = [getopt])
-env.Append(CPPPATH = ['#/src/glsl'])
+ if env['platform'] == 'windows':
+ env.Prepend(CPPPATH = ['#src/talloc'])
+ env.Prepend(LIBS = [talloc])
+ else:
+ env.Prepend(LIBS = ['talloc'])
-builtin_compiler = env.Program(
- target = 'builtin_compiler',
- source = sources + ['main.cpp', 'builtin_stubs.cpp',
- '#src/mesa/program/hash_table.c',
- '#src/mesa/program/symbol_table.c'],
-)
+ builtin_compiler = env.Program(
+ target = 'builtin_compiler',
+ source = sources + ['main.cpp', 'builtin_stubs.cpp',
+ '#src/mesa/program/hash_table.c',
+ '#src/mesa/program/symbol_table.c'],
+ )
-env.CodeGenerate(
- target = 'builtin_function.cpp',
- script = 'builtins/tools/generate_builtins.py',
- source = builtin_compiler,
- command = python_cmd + ' $SCRIPT $SOURCE > $TARGET'
-)
+ builtin_glsl_function = env.CodeGenerate(
+ target = 'builtin_function.cpp',
+ script = 'builtins/tools/generate_builtins.py',
+ source = builtin_compiler,
+ command = python_cmd + ' $SCRIPT $SOURCE > $TARGET'
+ )
+
+ env.Depends(builtin_glsl_function, ['builtins/tools/generate_builtins.py', 'builtins/tools/texture_builtins.py'] + Glob('builtins/ir/*'))
+
+ if env['msvc']:
+ # There is no LD_LIBRARY_PATH equivalent on Windows. We need to ensure
+ # talloc.dll is on the same dir as builtin_function.
+ talloc_dll_src = talloc.dir.File('talloc.dll')
+ talloc_dll_dst = builtin_compiler[0].dir.File('talloc.dll')
+ talloc_dll = env.Command(talloc_dll_dst, talloc_dll_src, Copy(talloc_dll_dst, talloc_dll_src))
+ env.Depends('builtin_function.cpp', talloc_dll)
+
+ Export('builtin_glsl_function')
-env.Depends('builtin_function.cpp', ['builtins/tools/generate_builtins.py', 'builtins/tools/texture_builtins.py'] + Glob('builtins/ir/*'))
+ if common.cross_compiling:
+ Return()
-if env['msvc']:
- # There is no LD_LIBRARY_PATH equivalent on Windows. We need to ensure
- # talloc.dll is on the same dir as builtin_function.
- talloc_dll_src = talloc.dir.File('talloc.dll')
- talloc_dll_dst = builtin_compiler[0].dir.File('talloc.dll')
- talloc_dll = env.Command(talloc_dll_dst, talloc_dll_src, Copy(talloc_dll_dst, talloc_dll_src))
- env.Depends('builtin_function.cpp', talloc_dll)
+sources += builtin_glsl_function
glsl = env.ConvenienceLibrary(
target = 'glsl',
- source = sources + [ 'builtin_function.cpp' ],
+ source = sources,
)
Export('glsl')