diff options
Diffstat (limited to 'mesalib/scons/custom.py')
-rw-r--r-- | mesalib/scons/custom.py | 570 |
1 files changed, 285 insertions, 285 deletions
diff --git a/mesalib/scons/custom.py b/mesalib/scons/custom.py index d006ded01..b6d716cf4 100644 --- a/mesalib/scons/custom.py +++ b/mesalib/scons/custom.py @@ -1,285 +1,285 @@ -"""custom
-
-Custom builders and methods.
-
-"""
-
-#
-# Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
-# All Rights Reserved.
-#
-# 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, sub license, 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 (including the
-# next paragraph) 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 NON-INFRINGEMENT.
-# IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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.
-#
-
-
-import os
-import os.path
-import re
-import sys
-import subprocess
-
-import SCons.Action
-import SCons.Builder
-import SCons.Scanner
-
-import fixes
-
-import source_list
-
-def quietCommandLines(env):
- # Quiet command lines
- # See also http://www.scons.org/wiki/HidingCommandLinesInOutput
- env['ASCOMSTR'] = " Assembling $SOURCE ..."
- env['ASPPCOMSTR'] = " Assembling $SOURCE ..."
- env['CCCOMSTR'] = " Compiling $SOURCE ..."
- env['SHCCCOMSTR'] = " Compiling $SOURCE ..."
- env['CXXCOMSTR'] = " Compiling $SOURCE ..."
- env['SHCXXCOMSTR'] = " Compiling $SOURCE ..."
- env['ARCOMSTR'] = " Archiving $TARGET ..."
- env['RANLIBCOMSTR'] = " Indexing $TARGET ..."
- env['LINKCOMSTR'] = " Linking $TARGET ..."
- env['SHLINKCOMSTR'] = " Linking $TARGET ..."
- env['LDMODULECOMSTR'] = " Linking $TARGET ..."
- env['SWIGCOMSTR'] = " Generating $TARGET ..."
- env['LEXCOMSTR'] = " Generating $TARGET ..."
- env['YACCCOMSTR'] = " Generating $TARGET ..."
- env['CODEGENCOMSTR'] = " Generating $TARGET ..."
- env['INSTALLSTR'] = " Installing $TARGET ..."
-
-
-def createConvenienceLibBuilder(env):
- """This is a utility function that creates the ConvenienceLibrary
- Builder in an Environment if it is not there already.
-
- If it is already there, we return the existing one.
-
- Based on the stock StaticLibrary and SharedLibrary builders.
- """
-
- try:
- convenience_lib = env['BUILDERS']['ConvenienceLibrary']
- except KeyError:
- action_list = [ SCons.Action.Action("$ARCOM", "$ARCOMSTR") ]
- if env.Detect('ranlib'):
- ranlib_action = SCons.Action.Action("$RANLIBCOM", "$RANLIBCOMSTR")
- action_list.append(ranlib_action)
-
- convenience_lib = SCons.Builder.Builder(action = action_list,
- emitter = '$LIBEMITTER',
- prefix = '$LIBPREFIX',
- suffix = '$LIBSUFFIX',
- src_suffix = '$SHOBJSUFFIX',
- src_builder = 'SharedObject')
- env['BUILDERS']['ConvenienceLibrary'] = convenience_lib
-
- return convenience_lib
-
-
-# TODO: handle import statements with multiple modules
-# TODO: handle from import statements
-import_re = re.compile(r'^import\s+(\S+)$', re.M)
-
-def python_scan(node, env, path):
- # http://www.scons.org/doc/0.98.5/HTML/scons-user/c2781.html#AEN2789
- contents = node.get_contents()
- source_dir = node.get_dir()
- imports = import_re.findall(contents)
- results = []
- for imp in imports:
- for dir in path:
- file = os.path.join(str(dir), imp.replace('.', os.sep) + '.py')
- if os.path.exists(file):
- results.append(env.File(file))
- break
- file = os.path.join(str(dir), imp.replace('.', os.sep), '__init__.py')
- if os.path.exists(file):
- results.append(env.File(file))
- break
- return results
-
-python_scanner = SCons.Scanner.Scanner(function = python_scan, skeys = ['.py'])
-
-
-def code_generate(env, script, target, source, command):
- """Method to simplify code generation via python scripts.
-
- http://www.scons.org/wiki/UsingCodeGenerators
- http://www.scons.org/doc/0.98.5/HTML/scons-user/c2768.html
- """
-
- # We're generating code using Python scripts, so we have to be
- # careful with our scons elements. This entry represents
- # the generator file *in the source directory*.
- script_src = env.File(script).srcnode()
-
- # This command creates generated code *in the build directory*.
- command = command.replace('$SCRIPT', script_src.path)
- action = SCons.Action.Action(command, "$CODEGENCOMSTR")
- code = env.Command(target, source, action)
-
- # Explicitly mark that the generated code depends on the generator,
- # and on implicitly imported python modules
- path = (script_src.get_dir(),)
- deps = [script_src]
- deps += script_src.get_implicit_deps(env, python_scanner, path)
- env.Depends(code, deps)
-
- # Running the Python script causes .pyc files to be generated in the
- # source directory. When we clean up, they should go too. So add side
- # effects for .pyc files
- for dep in deps:
- pyc = env.File(str(dep) + 'c')
- env.SideEffect(pyc, code)
-
- return code
-
-
-def createCodeGenerateMethod(env):
- env.Append(SCANNERS = python_scanner)
- env.AddMethod(code_generate, 'CodeGenerate')
-
-
-def _pkg_check_modules(env, name, modules):
- '''Simple wrapper for pkg-config.'''
-
- env['HAVE_' + name] = False
-
- # For backwards compatability
- env[name.lower()] = False
-
- if env['platform'] == 'windows':
- return
-
- if not env.Detect('pkg-config'):
- return
-
- if subprocess.call(["pkg-config", "--exists", ' '.join(modules)]) != 0:
- return
-
- # Other flags may affect the compilation of unrelated targets, so store
- # them with a prefix, (e.g., XXX_CFLAGS, XXX_LIBS, etc)
- try:
- flags = env.ParseFlags('!pkg-config --cflags --libs ' + ' '.join(modules))
- except OSError:
- return
- prefix = name + '_'
- for flag_name, flag_value in flags.iteritems():
- assert '_' not in flag_name
- env[prefix + flag_name] = flag_value
-
- env['HAVE_' + name] = True
-
-def pkg_check_modules(env, name, modules):
-
- sys.stdout.write('Checking for %s...' % name)
- _pkg_check_modules(env, name, modules)
- result = env['HAVE_' + name]
- sys.stdout.write(' %s\n' % ['no', 'yes'][int(bool(result))])
-
- # XXX: For backwards compatability
- env[name.lower()] = result
-
-
-def pkg_use_modules(env, names):
- '''Search for all environment flags that match NAME_FOO and append them to
- the FOO environment variable.'''
-
- names = env.Flatten(names)
-
- for name in names:
- prefix = name + '_'
-
- if not 'HAVE_' + name in env:
- print 'Attempt to use unknown module %s' % name
- env.Exit(1)
-
- if not env['HAVE_' + name]:
- print 'Attempt to use unavailable module %s' % name
- env.Exit(1)
-
- flags = {}
- for flag_name, flag_value in env.Dictionary().iteritems():
- if flag_name.startswith(prefix):
- flag_name = flag_name[len(prefix):]
- if '_' not in flag_name:
- flags[flag_name] = flag_value
- if flags:
- env.MergeFlags(flags)
-
-
-def createPkgConfigMethods(env):
- env.AddMethod(pkg_check_modules, 'PkgCheckModules')
- env.AddMethod(pkg_use_modules, 'PkgUseModules')
-
-
-def parse_source_list(env, filename, names=None):
- # parse the source list file
- parser = source_list.SourceListParser()
- src = env.File(filename).srcnode()
- sym_table = parser.parse(src.abspath)
-
- if names:
- if isinstance(names, basestring):
- names = [names]
-
- symbols = names
- else:
- symbols = sym_table.keys()
-
- # convert the symbol table to source lists
- src_lists = {}
- for sym in symbols:
- val = sym_table[sym]
- src_lists[sym] = [f for f in val.split(' ') if f]
-
- # if names are given, concatenate the lists
- if names:
- srcs = []
- for name in names:
- srcs.extend(src_lists[name])
-
- return srcs
- else:
- return src_lists
-
-def createParseSourceListMethod(env):
- env.AddMethod(parse_source_list, 'ParseSourceList')
-
-
-def generate(env):
- """Common environment generation code"""
-
- verbose = env.get('verbose', False) or not env.get('quiet', True)
- if not verbose:
- quietCommandLines(env)
-
- # Custom builders and methods
- createConvenienceLibBuilder(env)
- createCodeGenerateMethod(env)
- createPkgConfigMethods(env)
- createParseSourceListMethod(env)
-
- # for debugging
- #print env.Dump()
-
-
-def exists(env):
- return 1
+"""custom + +Custom builders and methods. + +""" + +# +# Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. +# All Rights Reserved. +# +# 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, sub license, 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 (including the +# next paragraph) 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 NON-INFRINGEMENT. +# IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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. +# + + +import os +import os.path +import re +import sys +import subprocess + +import SCons.Action +import SCons.Builder +import SCons.Scanner + +import fixes + +import source_list + +def quietCommandLines(env): + # Quiet command lines + # See also http://www.scons.org/wiki/HidingCommandLinesInOutput + env['ASCOMSTR'] = " Assembling $SOURCE ..." + env['ASPPCOMSTR'] = " Assembling $SOURCE ..." + env['CCCOMSTR'] = " Compiling $SOURCE ..." + env['SHCCCOMSTR'] = " Compiling $SOURCE ..." + env['CXXCOMSTR'] = " Compiling $SOURCE ..." + env['SHCXXCOMSTR'] = " Compiling $SOURCE ..." + env['ARCOMSTR'] = " Archiving $TARGET ..." + env['RANLIBCOMSTR'] = " Indexing $TARGET ..." + env['LINKCOMSTR'] = " Linking $TARGET ..." + env['SHLINKCOMSTR'] = " Linking $TARGET ..." + env['LDMODULECOMSTR'] = " Linking $TARGET ..." + env['SWIGCOMSTR'] = " Generating $TARGET ..." + env['LEXCOMSTR'] = " Generating $TARGET ..." + env['YACCCOMSTR'] = " Generating $TARGET ..." + env['CODEGENCOMSTR'] = " Generating $TARGET ..." + env['INSTALLSTR'] = " Installing $TARGET ..." + + +def createConvenienceLibBuilder(env): + """This is a utility function that creates the ConvenienceLibrary + Builder in an Environment if it is not there already. + + If it is already there, we return the existing one. + + Based on the stock StaticLibrary and SharedLibrary builders. + """ + + try: + convenience_lib = env['BUILDERS']['ConvenienceLibrary'] + except KeyError: + action_list = [ SCons.Action.Action("$ARCOM", "$ARCOMSTR") ] + if env.Detect('ranlib'): + ranlib_action = SCons.Action.Action("$RANLIBCOM", "$RANLIBCOMSTR") + action_list.append(ranlib_action) + + convenience_lib = SCons.Builder.Builder(action = action_list, + emitter = '$LIBEMITTER', + prefix = '$LIBPREFIX', + suffix = '$LIBSUFFIX', + src_suffix = '$SHOBJSUFFIX', + src_builder = 'SharedObject') + env['BUILDERS']['ConvenienceLibrary'] = convenience_lib + + return convenience_lib + + +# TODO: handle import statements with multiple modules +# TODO: handle from import statements +import_re = re.compile(r'^import\s+(\S+)$', re.M) + +def python_scan(node, env, path): + # http://www.scons.org/doc/0.98.5/HTML/scons-user/c2781.html#AEN2789 + contents = node.get_contents() + source_dir = node.get_dir() + imports = import_re.findall(contents) + results = [] + for imp in imports: + for dir in path: + file = os.path.join(str(dir), imp.replace('.', os.sep) + '.py') + if os.path.exists(file): + results.append(env.File(file)) + break + file = os.path.join(str(dir), imp.replace('.', os.sep), '__init__.py') + if os.path.exists(file): + results.append(env.File(file)) + break + return results + +python_scanner = SCons.Scanner.Scanner(function = python_scan, skeys = ['.py']) + + +def code_generate(env, script, target, source, command): + """Method to simplify code generation via python scripts. + + http://www.scons.org/wiki/UsingCodeGenerators + http://www.scons.org/doc/0.98.5/HTML/scons-user/c2768.html + """ + + # We're generating code using Python scripts, so we have to be + # careful with our scons elements. This entry represents + # the generator file *in the source directory*. + script_src = env.File(script).srcnode() + + # This command creates generated code *in the build directory*. + command = command.replace('$SCRIPT', script_src.path) + action = SCons.Action.Action(command, "$CODEGENCOMSTR") + code = env.Command(target, source, action) + + # Explicitly mark that the generated code depends on the generator, + # and on implicitly imported python modules + path = (script_src.get_dir(),) + deps = [script_src] + deps += script_src.get_implicit_deps(env, python_scanner, path) + env.Depends(code, deps) + + # Running the Python script causes .pyc files to be generated in the + # source directory. When we clean up, they should go too. So add side + # effects for .pyc files + for dep in deps: + pyc = env.File(str(dep) + 'c') + env.SideEffect(pyc, code) + + return code + + +def createCodeGenerateMethod(env): + env.Append(SCANNERS = python_scanner) + env.AddMethod(code_generate, 'CodeGenerate') + + +def _pkg_check_modules(env, name, modules): + '''Simple wrapper for pkg-config.''' + + env['HAVE_' + name] = False + + # For backwards compatability + env[name.lower()] = False + + if env['platform'] == 'windows': + return + + if not env.Detect('pkg-config'): + return + + if subprocess.call(["pkg-config", "--exists", ' '.join(modules)]) != 0: + return + + # Other flags may affect the compilation of unrelated targets, so store + # them with a prefix, (e.g., XXX_CFLAGS, XXX_LIBS, etc) + try: + flags = env.ParseFlags('!pkg-config --cflags --libs ' + ' '.join(modules)) + except OSError: + return + prefix = name + '_' + for flag_name, flag_value in flags.iteritems(): + assert '_' not in flag_name + env[prefix + flag_name] = flag_value + + env['HAVE_' + name] = True + +def pkg_check_modules(env, name, modules): + + sys.stdout.write('Checking for %s...' % name) + _pkg_check_modules(env, name, modules) + result = env['HAVE_' + name] + sys.stdout.write(' %s\n' % ['no', 'yes'][int(bool(result))]) + + # XXX: For backwards compatability + env[name.lower()] = result + + +def pkg_use_modules(env, names): + '''Search for all environment flags that match NAME_FOO and append them to + the FOO environment variable.''' + + names = env.Flatten(names) + + for name in names: + prefix = name + '_' + + if not 'HAVE_' + name in env: + print 'Attempt to use unknown module %s' % name + env.Exit(1) + + if not env['HAVE_' + name]: + print 'Attempt to use unavailable module %s' % name + env.Exit(1) + + flags = {} + for flag_name, flag_value in env.Dictionary().iteritems(): + if flag_name.startswith(prefix): + flag_name = flag_name[len(prefix):] + if '_' not in flag_name: + flags[flag_name] = flag_value + if flags: + env.MergeFlags(flags) + + +def createPkgConfigMethods(env): + env.AddMethod(pkg_check_modules, 'PkgCheckModules') + env.AddMethod(pkg_use_modules, 'PkgUseModules') + + +def parse_source_list(env, filename, names=None): + # parse the source list file + parser = source_list.SourceListParser() + src = env.File(filename).srcnode() + sym_table = parser.parse(src.abspath) + + if names: + if isinstance(names, basestring): + names = [names] + + symbols = names + else: + symbols = sym_table.keys() + + # convert the symbol table to source lists + src_lists = {} + for sym in symbols: + val = sym_table[sym] + src_lists[sym] = [f for f in val.split(' ') if f] + + # if names are given, concatenate the lists + if names: + srcs = [] + for name in names: + srcs.extend(src_lists[name]) + + return srcs + else: + return src_lists + +def createParseSourceListMethod(env): + env.AddMethod(parse_source_list, 'ParseSourceList') + + +def generate(env): + """Common environment generation code""" + + verbose = env.get('verbose', False) or not env.get('quiet', True) + if not verbose: + quietCommandLines(env) + + # Custom builders and methods + createConvenienceLibBuilder(env) + createCodeGenerateMethod(env) + createPkgConfigMethods(env) + createParseSourceListMethod(env) + + # for debugging + #print env.Dump() + + +def exists(env): + return 1 |