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authorDavid Robillard <d@drobilla.net>2018-09-15 14:51:03 +0200
committerDavid Robillard <d@drobilla.net>2018-09-15 14:51:03 +0200
commitc2b0355b0de23f6ec83b5fa5be038bcce208e26f (patch)
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Squashed 'waflib/' content from commit 982416b
git-subtree-dir: waflib git-subtree-split: 982416b8a6c6728e200243e1be3ab60435c08830
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+#! /usr/bin/env python
+# encoding: utf-8
+# Thomas Nagy, 2006-2018 (ita)
+
+"""
+Support for GLib2 tools:
+
+* marshal
+* enums
+* gsettings
+* gresource
+"""
+
+import os
+import functools
+from waflib import Context, Task, Utils, Options, Errors, Logs
+from waflib.TaskGen import taskgen_method, before_method, feature, extension
+from waflib.Configure import conf
+
+################## marshal files
+
+@taskgen_method
+def add_marshal_file(self, filename, prefix):
+ """
+ Adds a file to the list of marshal files to process. Store them in the attribute *marshal_list*.
+
+ :param filename: xml file to compile
+ :type filename: string
+ :param prefix: marshal prefix (--prefix=prefix)
+ :type prefix: string
+ """
+ if not hasattr(self, 'marshal_list'):
+ self.marshal_list = []
+ self.meths.append('process_marshal')
+ self.marshal_list.append((filename, prefix))
+
+@before_method('process_source')
+def process_marshal(self):
+ """
+ Processes the marshal files stored in the attribute *marshal_list* to create :py:class:`waflib.Tools.glib2.glib_genmarshal` instances.
+ Adds the c file created to the list of source to process.
+ """
+ for f, prefix in getattr(self, 'marshal_list', []):
+ node = self.path.find_resource(f)
+
+ if not node:
+ raise Errors.WafError('file not found %r' % f)
+
+ h_node = node.change_ext('.h')
+ c_node = node.change_ext('.c')
+
+ task = self.create_task('glib_genmarshal', node, [h_node, c_node])
+ task.env.GLIB_GENMARSHAL_PREFIX = prefix
+ self.source = self.to_nodes(getattr(self, 'source', []))
+ self.source.append(c_node)
+
+class glib_genmarshal(Task.Task):
+ vars = ['GLIB_GENMARSHAL_PREFIX', 'GLIB_GENMARSHAL']
+ color = 'BLUE'
+ ext_out = ['.h']
+ def run(self):
+ bld = self.generator.bld
+
+ get = self.env.get_flat
+ cmd1 = "%s %s --prefix=%s --header > %s" % (
+ get('GLIB_GENMARSHAL'),
+ self.inputs[0].srcpath(),
+ get('GLIB_GENMARSHAL_PREFIX'),
+ self.outputs[0].abspath()
+ )
+
+ ret = bld.exec_command(cmd1)
+ if ret:
+ return ret
+
+ #print self.outputs[1].abspath()
+ c = '''#include "%s"\n''' % self.outputs[0].name
+ self.outputs[1].write(c)
+
+ cmd2 = "%s %s --prefix=%s --body >> %s" % (
+ get('GLIB_GENMARSHAL'),
+ self.inputs[0].srcpath(),
+ get('GLIB_GENMARSHAL_PREFIX'),
+ self.outputs[1].abspath()
+ )
+ return bld.exec_command(cmd2)
+
+########################## glib-mkenums
+
+@taskgen_method
+def add_enums_from_template(self, source='', target='', template='', comments=''):
+ """
+ Adds a file to the list of enum files to process. Stores them in the attribute *enums_list*.
+
+ :param source: enum file to process
+ :type source: string
+ :param target: target file
+ :type target: string
+ :param template: template file
+ :type template: string
+ :param comments: comments
+ :type comments: string
+ """
+ if not hasattr(self, 'enums_list'):
+ self.enums_list = []
+ self.meths.append('process_enums')
+ self.enums_list.append({'source': source,
+ 'target': target,
+ 'template': template,
+ 'file-head': '',
+ 'file-prod': '',
+ 'file-tail': '',
+ 'enum-prod': '',
+ 'value-head': '',
+ 'value-prod': '',
+ 'value-tail': '',
+ 'comments': comments})
+
+@taskgen_method
+def add_enums(self, source='', target='',
+ file_head='', file_prod='', file_tail='', enum_prod='',
+ value_head='', value_prod='', value_tail='', comments=''):
+ """
+ Adds a file to the list of enum files to process. Stores them in the attribute *enums_list*.
+
+ :param source: enum file to process
+ :type source: string
+ :param target: target file
+ :type target: string
+ :param file_head: unused
+ :param file_prod: unused
+ :param file_tail: unused
+ :param enum_prod: unused
+ :param value_head: unused
+ :param value_prod: unused
+ :param value_tail: unused
+ :param comments: comments
+ :type comments: string
+ """
+ if not hasattr(self, 'enums_list'):
+ self.enums_list = []
+ self.meths.append('process_enums')
+ self.enums_list.append({'source': source,
+ 'template': '',
+ 'target': target,
+ 'file-head': file_head,
+ 'file-prod': file_prod,
+ 'file-tail': file_tail,
+ 'enum-prod': enum_prod,
+ 'value-head': value_head,
+ 'value-prod': value_prod,
+ 'value-tail': value_tail,
+ 'comments': comments})
+
+@before_method('process_source')
+def process_enums(self):
+ """
+ Processes the enum files stored in the attribute *enum_list* to create :py:class:`waflib.Tools.glib2.glib_mkenums` instances.
+ """
+ for enum in getattr(self, 'enums_list', []):
+ task = self.create_task('glib_mkenums')
+ env = task.env
+
+ inputs = []
+
+ # process the source
+ source_list = self.to_list(enum['source'])
+ if not source_list:
+ raise Errors.WafError('missing source ' + str(enum))
+ source_list = [self.path.find_resource(k) for k in source_list]
+ inputs += source_list
+ env.GLIB_MKENUMS_SOURCE = [k.abspath() for k in source_list]
+
+ # find the target
+ if not enum['target']:
+ raise Errors.WafError('missing target ' + str(enum))
+ tgt_node = self.path.find_or_declare(enum['target'])
+ if tgt_node.name.endswith('.c'):
+ self.source.append(tgt_node)
+ env.GLIB_MKENUMS_TARGET = tgt_node.abspath()
+
+
+ options = []
+
+ if enum['template']: # template, if provided
+ template_node = self.path.find_resource(enum['template'])
+ options.append('--template %s' % (template_node.abspath()))
+ inputs.append(template_node)
+ params = {'file-head' : '--fhead',
+ 'file-prod' : '--fprod',
+ 'file-tail' : '--ftail',
+ 'enum-prod' : '--eprod',
+ 'value-head' : '--vhead',
+ 'value-prod' : '--vprod',
+ 'value-tail' : '--vtail',
+ 'comments': '--comments'}
+ for param, option in params.items():
+ if enum[param]:
+ options.append('%s %r' % (option, enum[param]))
+
+ env.GLIB_MKENUMS_OPTIONS = ' '.join(options)
+
+ # update the task instance
+ task.set_inputs(inputs)
+ task.set_outputs(tgt_node)
+
+class glib_mkenums(Task.Task):
+ """
+ Processes enum files
+ """
+ run_str = '${GLIB_MKENUMS} ${GLIB_MKENUMS_OPTIONS} ${GLIB_MKENUMS_SOURCE} > ${GLIB_MKENUMS_TARGET}'
+ color = 'PINK'
+ ext_out = ['.h']
+
+######################################### gsettings
+
+@taskgen_method
+def add_settings_schemas(self, filename_list):
+ """
+ Adds settings files to process to *settings_schema_files*
+
+ :param filename_list: files
+ :type filename_list: list of string
+ """
+ if not hasattr(self, 'settings_schema_files'):
+ self.settings_schema_files = []
+
+ if not isinstance(filename_list, list):
+ filename_list = [filename_list]
+
+ self.settings_schema_files.extend(filename_list)
+
+@taskgen_method
+def add_settings_enums(self, namespace, filename_list):
+ """
+ Called only once by task generator to set the enums namespace.
+
+ :param namespace: namespace
+ :type namespace: string
+ :param filename_list: enum files to process
+ :type filename_list: file list
+ """
+ if hasattr(self, 'settings_enum_namespace'):
+ raise Errors.WafError("Tried to add gsettings enums to %r more than once" % self.name)
+ self.settings_enum_namespace = namespace
+
+ if not isinstance(filename_list, list):
+ filename_list = [filename_list]
+ self.settings_enum_files = filename_list
+
+@feature('glib2')
+def process_settings(self):
+ """
+ Processes the schema files in *settings_schema_files* to create :py:class:`waflib.Tools.glib2.glib_mkenums` instances. The
+ same files are validated through :py:class:`waflib.Tools.glib2.glib_validate_schema` tasks.
+
+ """
+ enums_tgt_node = []
+ install_files = []
+
+ settings_schema_files = getattr(self, 'settings_schema_files', [])
+ if settings_schema_files and not self.env.GLIB_COMPILE_SCHEMAS:
+ raise Errors.WafError ("Unable to process GSettings schemas - glib-compile-schemas was not found during configure")
+
+ # 1. process gsettings_enum_files (generate .enums.xml)
+ #
+ if hasattr(self, 'settings_enum_files'):
+ enums_task = self.create_task('glib_mkenums')
+
+ source_list = self.settings_enum_files
+ source_list = [self.path.find_resource(k) for k in source_list]
+ enums_task.set_inputs(source_list)
+ enums_task.env.GLIB_MKENUMS_SOURCE = [k.abspath() for k in source_list]
+
+ target = self.settings_enum_namespace + '.enums.xml'
+ tgt_node = self.path.find_or_declare(target)
+ enums_task.set_outputs(tgt_node)
+ enums_task.env.GLIB_MKENUMS_TARGET = tgt_node.abspath()
+ enums_tgt_node = [tgt_node]
+
+ install_files.append(tgt_node)
+
+ options = '--comments "<!-- @comment@ -->" --fhead "<schemalist>" --vhead " <@type@ id=\\"%s.@EnumName@\\">" --vprod " <value nick=\\"@valuenick@\\" value=\\"@valuenum@\\"/>" --vtail " </@type@>" --ftail "</schemalist>" ' % (self.settings_enum_namespace)
+ enums_task.env.GLIB_MKENUMS_OPTIONS = options
+
+ # 2. process gsettings_schema_files (validate .gschema.xml files)
+ #
+ for schema in settings_schema_files:
+ schema_task = self.create_task ('glib_validate_schema')
+
+ schema_node = self.path.find_resource(schema)
+ if not schema_node:
+ raise Errors.WafError("Cannot find the schema file %r" % schema)
+ install_files.append(schema_node)
+ source_list = enums_tgt_node + [schema_node]
+
+ schema_task.set_inputs (source_list)
+ schema_task.env.GLIB_COMPILE_SCHEMAS_OPTIONS = [("--schema-file=" + k.abspath()) for k in source_list]
+
+ target_node = schema_node.change_ext('.xml.valid')
+ schema_task.set_outputs (target_node)
+ schema_task.env.GLIB_VALIDATE_SCHEMA_OUTPUT = target_node.abspath()
+
+ # 3. schemas install task
+ def compile_schemas_callback(bld):
+ if not bld.is_install:
+ return
+ compile_schemas = Utils.to_list(bld.env.GLIB_COMPILE_SCHEMAS)
+ destdir = Options.options.destdir
+ paths = bld._compile_schemas_registered
+ if destdir:
+ paths = (os.path.join(destdir, path.lstrip(os.sep)) for path in paths)
+ for path in paths:
+ Logs.pprint('YELLOW', 'Updating GSettings schema cache %r' % path)
+ if self.bld.exec_command(compile_schemas + [path]):
+ Logs.warn('Could not update GSettings schema cache %r' % path)
+
+ if self.bld.is_install:
+ schemadir = self.env.GSETTINGSSCHEMADIR
+ if not schemadir:
+ raise Errors.WafError ('GSETTINGSSCHEMADIR not defined (should have been set up automatically during configure)')
+
+ if install_files:
+ self.add_install_files(install_to=schemadir, install_from=install_files)
+ registered_schemas = getattr(self.bld, '_compile_schemas_registered', None)
+ if not registered_schemas:
+ registered_schemas = self.bld._compile_schemas_registered = set()
+ self.bld.add_post_fun(compile_schemas_callback)
+ registered_schemas.add(schemadir)
+
+class glib_validate_schema(Task.Task):
+ """
+ Validates schema files
+ """
+ run_str = 'rm -f ${GLIB_VALIDATE_SCHEMA_OUTPUT} && ${GLIB_COMPILE_SCHEMAS} --dry-run ${GLIB_COMPILE_SCHEMAS_OPTIONS} && touch ${GLIB_VALIDATE_SCHEMA_OUTPUT}'
+ color = 'PINK'
+
+################## gresource
+
+@extension('.gresource.xml')
+def process_gresource_source(self, node):
+ """
+ Creates tasks that turn ``.gresource.xml`` files to C code
+ """
+ if not self.env.GLIB_COMPILE_RESOURCES:
+ raise Errors.WafError ("Unable to process GResource file - glib-compile-resources was not found during configure")
+
+ if 'gresource' in self.features:
+ return
+
+ h_node = node.change_ext('_xml.h')
+ c_node = node.change_ext('_xml.c')
+ self.create_task('glib_gresource_source', node, [h_node, c_node])
+ self.source.append(c_node)
+
+@feature('gresource')
+def process_gresource_bundle(self):
+ """
+ Creates tasks to turn ``.gresource`` files from ``.gresource.xml`` files::
+
+ def build(bld):
+ bld(
+ features='gresource',
+ source=['resources1.gresource.xml', 'resources2.gresource.xml'],
+ install_path='${LIBDIR}/${PACKAGE}'
+ )
+
+ :param source: XML files to process
+ :type source: list of string
+ :param install_path: installation path
+ :type install_path: string
+ """
+ for i in self.to_list(self.source):
+ node = self.path.find_resource(i)
+
+ task = self.create_task('glib_gresource_bundle', node, node.change_ext(''))
+ inst_to = getattr(self, 'install_path', None)
+ if inst_to:
+ self.add_install_files(install_to=inst_to, install_from=task.outputs)
+
+class glib_gresource_base(Task.Task):
+ """
+ Base class for gresource based tasks
+ """
+ color = 'BLUE'
+ base_cmd = '${GLIB_COMPILE_RESOURCES} --sourcedir=${SRC[0].parent.srcpath()} --sourcedir=${SRC[0].bld_dir()}'
+
+ def scan(self):
+ """
+ Scans gresource dependencies through ``glib-compile-resources --generate-dependencies command``
+ """
+ bld = self.generator.bld
+ kw = {}
+ kw['cwd'] = self.get_cwd()
+ kw['quiet'] = Context.BOTH
+
+ cmd = Utils.subst_vars('${GLIB_COMPILE_RESOURCES} --sourcedir=%s --sourcedir=%s --generate-dependencies %s' % (
+ self.inputs[0].parent.srcpath(),
+ self.inputs[0].bld_dir(),
+ self.inputs[0].bldpath()
+ ), self.env)
+
+ output = bld.cmd_and_log(cmd, **kw)
+
+ nodes = []
+ names = []
+ for dep in output.splitlines():
+ if dep:
+ node = bld.bldnode.find_node(dep)
+ if node:
+ nodes.append(node)
+ else:
+ names.append(dep)
+
+ return (nodes, names)
+
+class glib_gresource_source(glib_gresource_base):
+ """
+ Task to generate C source code (.h and .c files) from a gresource.xml file
+ """
+ vars = ['GLIB_COMPILE_RESOURCES']
+ fun_h = Task.compile_fun_shell(glib_gresource_base.base_cmd + ' --target=${TGT[0].abspath()} --generate-header ${SRC}')
+ fun_c = Task.compile_fun_shell(glib_gresource_base.base_cmd + ' --target=${TGT[1].abspath()} --generate-source ${SRC}')
+ ext_out = ['.h']
+
+ def run(self):
+ return self.fun_h[0](self) or self.fun_c[0](self)
+
+class glib_gresource_bundle(glib_gresource_base):
+ """
+ Task to generate a .gresource binary file from a gresource.xml file
+ """
+ run_str = glib_gresource_base.base_cmd + ' --target=${TGT} ${SRC}'
+ shell = True # temporary workaround for #795
+
+@conf
+def find_glib_genmarshal(conf):
+ conf.find_program('glib-genmarshal', var='GLIB_GENMARSHAL')
+
+@conf
+def find_glib_mkenums(conf):
+ if not conf.env.PERL:
+ conf.find_program('perl', var='PERL')
+ conf.find_program('glib-mkenums', interpreter='PERL', var='GLIB_MKENUMS')
+
+@conf
+def find_glib_compile_schemas(conf):
+ # when cross-compiling, gsettings.m4 locates the program with the following:
+ # pkg-config --variable glib_compile_schemas gio-2.0
+ conf.find_program('glib-compile-schemas', var='GLIB_COMPILE_SCHEMAS')
+
+ def getstr(varname):
+ return getattr(Options.options, varname, getattr(conf.env,varname, ''))
+
+ gsettingsschemadir = getstr('GSETTINGSSCHEMADIR')
+ if not gsettingsschemadir:
+ datadir = getstr('DATADIR')
+ if not datadir:
+ prefix = conf.env.PREFIX
+ datadir = os.path.join(prefix, 'share')
+ gsettingsschemadir = os.path.join(datadir, 'glib-2.0', 'schemas')
+
+ conf.env.GSETTINGSSCHEMADIR = gsettingsschemadir
+
+@conf
+def find_glib_compile_resources(conf):
+ conf.find_program('glib-compile-resources', var='GLIB_COMPILE_RESOURCES')
+
+def configure(conf):
+ """
+ Finds the following programs:
+
+ * *glib-genmarshal* and set *GLIB_GENMARSHAL*
+ * *glib-mkenums* and set *GLIB_MKENUMS*
+ * *glib-compile-schemas* and set *GLIB_COMPILE_SCHEMAS* (not mandatory)
+ * *glib-compile-resources* and set *GLIB_COMPILE_RESOURCES* (not mandatory)
+ """
+ conf.find_glib_genmarshal()
+ conf.find_glib_mkenums()
+ conf.find_glib_compile_schemas(mandatory=False)
+ conf.find_glib_compile_resources(mandatory=False)
+
+def options(opt):
+ """
+ Adds the ``--gsettingsschemadir`` command-line option
+ """
+ gr = opt.add_option_group('Installation directories')
+ gr.add_option('--gsettingsschemadir', help='GSettings schema location [DATADIR/glib-2.0/schemas]', default='', dest='GSETTINGSSCHEMADIR')
+