mirror of https://gitlab.com/ita1024/waf.git
379 lines
12 KiB
Python
379 lines
12 KiB
Python
#! /usr/bin/env python
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# encoding: utf-8
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# Thomas Nagy, 2006-2010 (ita)
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"""
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Support for GLib2 tools:
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* marshal
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* enums
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* gsettings
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"""
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import os
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from waflib import Task, Utils, Options, Errors, Logs
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from waflib.TaskGen import taskgen_method, before_method, after_method, feature
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################## marshal files
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@taskgen_method
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def add_marshal_file(self, filename, prefix):
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"""
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Add a file to the list of marshal files to process. Store them in the attribute *marshal_list*.
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:param filename: xml file to compile
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:type filename: string
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:param prefix: marshal prefix (--prefix=prefix)
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:type prefix: string
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"""
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if not hasattr(self, 'marshal_list'):
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self.marshal_list = []
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self.meths.append('process_marshal')
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self.marshal_list.append((filename, prefix))
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@before_method('process_source')
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def process_marshal(self):
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"""
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Process the marshal files stored in the attribute *marshal_list* to create :py:class:`waflib.Tools.glib2.glib_genmarshal` instances.
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Add the c file created to the list of source to process.
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"""
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for f, prefix in getattr(self, 'marshal_list', []):
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node = self.path.find_resource(f)
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if not node:
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raise Errors.WafError('file not found %r' % f)
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h_node = node.change_ext('.h')
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c_node = node.change_ext('.c')
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task = self.create_task('glib_genmarshal', node, [h_node, c_node])
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task.env.GLIB_GENMARSHAL_PREFIX = prefix
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self.source = self.to_nodes(getattr(self, 'source', []))
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self.source.append(c_node)
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class glib_genmarshal(Task.Task):
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def run(self):
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bld = self.inputs[0].__class__.ctx
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get = self.env.get_flat
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cmd1 = "%s %s --prefix=%s --header > %s" % (
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get('GLIB_GENMARSHAL'),
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self.inputs[0].srcpath(),
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get('GLIB_GENMARSHAL_PREFIX'),
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self.outputs[0].abspath()
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)
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ret = bld.exec_command(cmd1)
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if ret: return ret
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#print self.outputs[1].abspath()
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c = '''#include "%s"\n''' % self.outputs[0].name
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self.outputs[1].write(c)
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cmd2 = "%s %s --prefix=%s --body >> %s" % (
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get('GLIB_GENMARSHAL'),
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self.inputs[0].srcpath(),
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get('GLIB_GENMARSHAL_PREFIX'),
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self.outputs[1].abspath()
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)
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return bld.exec_command(cmd2)
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vars = ['GLIB_GENMARSHAL_PREFIX', 'GLIB_GENMARSHAL']
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color = 'BLUE'
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ext_out = ['.h']
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########################## glib-mkenums
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@taskgen_method
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def add_enums_from_template(self, source='', target='', template='', comments=''):
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"""
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Add a file to the list of enum files to process. Store them in the attribute *enums_list*.
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:param source: enum file to process
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:type source: string
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:param target: target file
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:type target: string
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:param template: template file
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:type template: string
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:param comments: comments
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:type comments: string
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"""
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if not hasattr(self, 'enums_list'):
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self.enums_list = []
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self.meths.append('process_enums')
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self.enums_list.append({'source': source,
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'target': target,
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'template': template,
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'file-head': '',
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'file-prod': '',
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'file-tail': '',
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'enum-prod': '',
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'value-head': '',
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'value-prod': '',
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'value-tail': '',
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'comments': comments})
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@taskgen_method
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def add_enums(self, source='', target='',
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file_head='', file_prod='', file_tail='', enum_prod='',
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value_head='', value_prod='', value_tail='', comments=''):
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"""
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Add a file to the list of enum files to process. Store them in the attribute *enums_list*.
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:param source: enum file to process
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:type source: string
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:param target: target file
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:type target: string
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:param file_head: unused
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:param file_prod: unused
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:param file_tail: unused
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:param enum_prod: unused
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:param value_head: unused
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:param value_prod: unused
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:param value_tail: unused
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:param comments: comments
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:type comments: string
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"""
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if not hasattr(self, 'enums_list'):
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self.enums_list = []
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self.meths.append('process_enums')
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self.enums_list.append({'source': source,
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'template': '',
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'target': target,
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'file-head': file_head,
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'file-prod': file_prod,
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'file-tail': file_tail,
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'enum-prod': enum_prod,
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'value-head': value_head,
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'value-prod': value_prod,
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'value-tail': value_tail,
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'comments': comments})
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@before_method('process_source')
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def process_enums(self):
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"""
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Process the enum files stored in the attribute *enum_list* to create :py:class:`waflib.Tools.glib2.glib_mkenums` instances.
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"""
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for enum in getattr(self, 'enums_list', []):
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task = self.create_task('glib_mkenums')
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env = task.env
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inputs = []
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# process the source
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source_list = self.to_list(enum['source'])
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if not source_list:
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raise Errors.WafError('missing source ' + str(enum))
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source_list = [self.path.find_resource(k) for k in source_list]
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inputs += source_list
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env['GLIB_MKENUMS_SOURCE'] = [k.abspath() for k in source_list]
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# find the target
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if not enum['target']:
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raise Errors.WafError('missing target ' + str(enum))
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tgt_node = self.path.find_or_declare(enum['target'])
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if tgt_node.name.endswith('.c'):
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self.source.append(tgt_node)
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env['GLIB_MKENUMS_TARGET'] = tgt_node.abspath()
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options = []
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if enum['template']: # template, if provided
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template_node = self.path.find_resource(enum['template'])
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options.append('--template %s' % (template_node.abspath()))
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inputs.append(template_node)
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params = {'file-head' : '--fhead',
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'file-prod' : '--fprod',
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'file-tail' : '--ftail',
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'enum-prod' : '--eprod',
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'value-head' : '--vhead',
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'value-prod' : '--vprod',
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'value-tail' : '--vtail',
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'comments': '--comments'}
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for param, option in params.items():
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if enum[param]:
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options.append('%s %r' % (option, enum[param]))
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env['GLIB_MKENUMS_OPTIONS'] = ' '.join(options)
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# update the task instance
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task.set_inputs(inputs)
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task.set_outputs(tgt_node)
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class glib_mkenums(Task.Task):
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"""
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Process enum files
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"""
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run_str = '${GLIB_MKENUMS} ${GLIB_MKENUMS_OPTIONS} ${GLIB_MKENUMS_SOURCE} > ${GLIB_MKENUMS_TARGET}'
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color = 'PINK'
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ext_out = ['.h']
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######################################### gsettings
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@taskgen_method
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def add_settings_schemas(self, filename_list):
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"""
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Add settings files to process, add them to *settings_schema_files*
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:param filename_list: files
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:type filename_list: list of string
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"""
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if not hasattr(self, 'settings_schema_files'):
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self.settings_schema_files = []
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if not isinstance(filename_list, list):
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filename_list = [filename_list]
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self.settings_schema_files.extend(filename_list)
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@taskgen_method
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def add_settings_enums(self, namespace, filename_list):
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"""
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This function may be called only once by task generator to set the enums namespace.
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:param namespace: namespace
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:type namespace: string
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:param filename_list: enum files to process
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:type filename_list: file list
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"""
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if hasattr(self, 'settings_enum_namespace'):
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raise Errors.WafError("Tried to add gsettings enums to '%s' more than once" % self.name)
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self.settings_enum_namespace = namespace
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if type(filename_list) != 'list':
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filename_list = [filename_list]
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self.settings_enum_files = filename_list
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def r_change_ext(self, ext):
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"""
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Change the extension from the *last* dot in the filename. The gsettings schemas
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often have names of the form org.gsettings.test.gschema.xml
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"""
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name = self.name
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k = name.rfind('.')
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if k >= 0:
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name = name[:k] + ext
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else:
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name = name + ext
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return self.parent.find_or_declare([name])
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@feature('glib2')
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def process_settings(self):
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"""
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Process the schema files in *settings_schema_files* to create :py:class:`waflib.Tools.glib2.glib_mkenums` instances. The
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same files are validated through :py:class:`waflib.Tools.glib2.glib_validate_schema` tasks.
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"""
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enums_tgt_node = []
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install_files = []
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settings_schema_files = getattr(self, 'settings_schema_files', [])
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if settings_schema_files and not self.env['GLIB_COMPILE_SCHEMAS']:
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raise Errors.WafError ("Unable to process GSettings schemas - glib-compile-schemas was not found during configure")
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# 1. process gsettings_enum_files (generate .enums.xml)
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#
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if hasattr(self, 'settings_enum_files'):
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enums_task = self.create_task('glib_mkenums')
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source_list = self.settings_enum_files
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source_list = [self.path.find_resource(k) for k in source_list]
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enums_task.set_inputs(source_list)
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enums_task.env['GLIB_MKENUMS_SOURCE'] = [k.abspath() for k in source_list]
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target = self.settings_enum_namespace + '.enums.xml'
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tgt_node = self.path.find_or_declare(target)
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enums_task.set_outputs(tgt_node)
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enums_task.env['GLIB_MKENUMS_TARGET'] = tgt_node.abspath()
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enums_tgt_node = [tgt_node]
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install_files.append (tgt_node)
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options = '--comments "<!-- @comment@ -->" --fhead "<schemalist>" --vhead " <@type@ id=\\"%s.@EnumName@\\">" --vprod " <value nick=\\"@valuenick@\\" value=\\"@valuenum@\\"/>" --vtail " </@type@>" --ftail "</schemalist>" ' % (self.settings_enum_namespace)
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enums_task.env['GLIB_MKENUMS_OPTIONS'] = options
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# 2. process gsettings_schema_files (validate .gschema.xml files)
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#
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for schema in settings_schema_files:
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schema_task = self.create_task ('glib_validate_schema')
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schema_node = self.path.find_resource(schema)
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if not schema_node:
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raise Errors.WafError("Cannot find the schema file '%s'" % schema)
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install_files.append(schema_node)
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source_list = enums_tgt_node + [schema_node]
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schema_task.set_inputs (source_list)
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schema_task.env['GLIB_COMPILE_SCHEMAS_OPTIONS'] = [("--schema-file=" + k.abspath()) for k in source_list]
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target_node = r_change_ext (schema_node, '.xml.valid')
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schema_task.set_outputs (target_node)
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schema_task.env['GLIB_VALIDATE_SCHEMA_OUTPUT'] = target_node.abspath()
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# 3. schemas install task
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def compile_schemas_callback(bld):
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if not bld.is_install: return
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Logs.pprint ('YELLOW','Updating GSettings schema cache')
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command = Utils.subst_vars("${GLIB_COMPILE_SCHEMAS} ${GSETTINGSSCHEMADIR}", bld.env)
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ret = self.bld.exec_command(command)
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if self.bld.is_install:
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if not self.env['GSETTINGSSCHEMADIR']:
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raise Errors.WafError ('GSETTINGSSCHEMADIR not defined (should have been set up automatically during configure)')
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if install_files:
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self.bld.install_files (self.env['GSETTINGSSCHEMADIR'], install_files)
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if not hasattr(self.bld, '_compile_schemas_registered'):
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self.bld.add_post_fun (compile_schemas_callback)
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self.bld._compile_schemas_registered = True
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class glib_validate_schema(Task.Task):
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"""
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Validate schema files
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"""
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run_str = 'rm -f ${GLIB_VALIDATE_SCHEMA_OUTPUT} && ${GLIB_COMPILE_SCHEMAS} --dry-run ${GLIB_COMPILE_SCHEMAS_OPTIONS} && touch ${GLIB_VALIDATE_SCHEMA_OUTPUT}'
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color = 'PINK'
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def configure(conf):
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"""
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Find the following programs:
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* *glib-genmarshal* and set *GLIB_GENMARSHAL*
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* *glib-mkenums* and set *GLIB_MKENUMS*
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* *glib-compile-schemas* and set *GLIB_COMPILE_SCHEMAS* (not mandatory)
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And set the variable *GSETTINGSSCHEMADIR*
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"""
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conf.find_program('glib-genmarshal', var='GLIB_GENMARSHAL')
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conf.find_perl_program('glib-mkenums', var='GLIB_MKENUMS')
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# when cross-compiling, gsettings.m4 locates the program with the following:
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# pkg-config --variable glib_compile_schemas gio-2.0
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conf.find_program('glib-compile-schemas', var='GLIB_COMPILE_SCHEMAS', mandatory=False)
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def getstr(varname):
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return getattr(Options.options, varname, getattr(conf.env,varname, ''))
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# TODO make this dependent on the gnu_dirs tool?
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gsettingsschemadir = getstr('GSETTINGSSCHEMADIR')
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if not gsettingsschemadir:
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datadir = getstr('DATADIR')
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if not datadir:
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prefix = conf.env['PREFIX']
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datadir = os.path.join(prefix, 'share')
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gsettingsschemadir = os.path.join(datadir, 'glib-2.0', 'schemas')
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conf.env['GSETTINGSSCHEMADIR'] = gsettingsschemadir
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def options(opt):
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"""
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Add the ``--gsettingsschemadir`` command-line option
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"""
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opt.add_option('--gsettingsschemadir', help='GSettings schema location [Default: ${datadir}/glib-2.0/schemas]',default='',dest='GSETTINGSSCHEMADIR')
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