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 b6d716cf4..d006ded01 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
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