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# Copyright 2015-2016 The Meson development team
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# http://www.apache.org/licenses/LICENSE-2.0
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
'''This module provides helper functions for Gnome/GLib related
functionality such as gobject-introspection and gresources.'''
from .. import build
import os, sys
import subprocess
from ..mesonlib import MesonException
from .. import dependencies
from .. import mlog
from .. import mesonlib
girwarning_printed = False
gresource_warning_printed = False
class GnomeModule:
def __print_gresources_warning(self):
global gresource_warning_printed
if not gresource_warning_printed:
mlog.log('Warning, glib compiled dependencies will not work reliably until this upstream issue is fixed:',
mlog.bold('https://bugzilla.gnome.org/show_bug.cgi?id=745754'))
gresource_warning_printed = True
return []
def compile_resources(self, state, args, kwargs):
self.__print_gresources_warning()
cmd = ['glib-compile-resources', '@INPUT@']
source_dirs = kwargs.pop('source_dir', [])
if not isinstance(source_dirs, list):
source_dirs = [source_dirs]
if len(args) < 2:
raise MesonException('Not enough arguments; The name of the resource and the path to the XML file are required')
ifile = args[1]
if isinstance(ifile, mesonlib.File):
ifile = os.path.join(ifile.subdir, ifile.fname)
elif isinstance(ifile, str):
ifile = os.path.join(state.subdir, ifile)
else:
raise RuntimeError('Unreachable code.')
kwargs['depend_files'] = self.get_gresource_dependencies(state, ifile, source_dirs)
for source_dir in source_dirs:
sourcedir = os.path.join(state.build_to_src, state.subdir, source_dir)
cmd += ['--sourcedir', sourcedir]
if 'c_name' in kwargs:
cmd += ['--c-name', kwargs.pop('c_name')]
cmd += ['--generate', '--target', '@OUTPUT@']
cmd += mesonlib.stringlistify(kwargs.pop('extra_args', []))
kwargs['command'] = cmd
kwargs['input'] = args[1]
kwargs['output'] = args[0] + '.c'
target_c = build.CustomTarget(args[0] + '_c', state.subdir, kwargs)
kwargs['output'] = args[0] + '.h'
target_h = build.CustomTarget(args[0] + '_h', state.subdir, kwargs)
return [target_c, target_h]
def get_gresource_dependencies(self, state, input_file, source_dirs):
self.__print_gresources_warning()
cmd = ['glib-compile-resources',
input_file,
'--generate-dependencies']
for source_dir in source_dirs:
cmd += ['--sourcedir', os.path.join(state.subdir, source_dir)]
pc = subprocess.Popen(cmd, stdout=subprocess.PIPE, universal_newlines=True,
cwd=state.environment.get_source_dir())
(stdout, _) = pc.communicate()
if pc.returncode != 0:
mlog.log(mlog.bold('Warning:'), 'glib-compile-resources has failed to get the dependencies for {}'.format(cmd[1]))
raise subprocess.CalledProcessError(pc.returncode, cmd)
return stdout.split('\n')[:-1]
def get_link_args(self, state, lib, depends):
link_command = ['-l%s' % lib.name]
if isinstance(lib, build.SharedLibrary):
link_command += ['-L%s' %
os.path.join(state.environment.get_build_dir(),
lib.subdir)]
depends.append(lib)
return link_command
def get_include_args(self, state, include_dirs):
if not include_dirs:
return []
dirs_str = []
for incdirs in include_dirs:
if hasattr(incdirs, "held_object"):
dirs = incdirs.held_object
else:
dirs = incdirs
for incdir in dirs.get_incdirs():
if os.path.isabs(incdir):
dirs_str += ['-I%s' % os.path.join(incdir)]
else:
dirs_str += ['-I%s' % os.path.join(state.environment.get_source_dir(),
dirs.curdir, incdir)]
return dirs_str
def generate_gir(self, state, args, kwargs):
if len(args) != 1:
raise MesonException('Gir takes one argument')
girtarget = args[0]
while hasattr(girtarget, 'held_object'):
girtarget = girtarget.held_object
if not isinstance(girtarget, (build.Executable, build.SharedLibrary)):
raise MesonException('Gir target must be an executable or shared library')
try:
pkgstr = subprocess.check_output(['pkg-config', '--cflags', 'gobject-introspection-1.0'])
except Exception:
global girwarning_printed
if not girwarning_printed:
mlog.log(mlog.bold('Warning:'), 'gobject-introspection dependency was not found, disabling gir generation.')
girwarning_printed = True
return []
pkgargs = pkgstr.decode().strip().split()
ns = kwargs.pop('namespace')
nsversion = kwargs.pop('nsversion')
libsources = kwargs.pop('sources')
girfile = '%s-%s.gir' % (ns, nsversion)
depends = [girtarget]
scan_command = ['g-ir-scanner', '@INPUT@']
scan_command += pkgargs
scan_command += ['--no-libtool', '--namespace='+ns, '--nsversion=' + nsversion, '--warn-all',
'--output', '@OUTPUT@']
extra_args = mesonlib.stringlistify(kwargs.pop('extra_args', []))
scan_command += extra_args
scan_command += self.get_include_args(state, girtarget.include_dirs)
if 'link_with' in kwargs:
link_with = kwargs.pop('link_with')
if not isinstance(link_with, list):
link_with = [link_with]
for link in link_with:
scan_command += self.get_link_args(state, link.held_object, depends)
if 'includes' in kwargs:
includes = kwargs.pop('includes')
if isinstance(includes, str):
scan_command += ['--include=%s' % includes]
elif isinstance(includes, list):
scan_command += ['--include=%s' % inc for inc in includes]
else:
raise MesonException('Gir includes must be str or list')
if state.global_args.get('c'):
scan_command += ['--cflags-begin']
scan_command += state.global_args['c']
scan_command += ['--cflags-end']
if kwargs.get('symbol_prefix'):
sym_prefix = kwargs.pop('symbol_prefix')
if not isinstance(sym_prefix, str):
raise MesonException('Gir symbol prefix must be str')
scan_command += ['--symbol-prefix=%s' % sym_prefix]
if kwargs.get('identifier_prefix'):
identifier_prefix = kwargs.pop('identifier_prefix')
if not isinstance(identifier_prefix, str):
raise MesonException('Gir identifier prefix must be str')
scan_command += ['--identifier-prefix=%s' % identifier_prefix]
if kwargs.get('export_packages'):
pkgs = kwargs.pop('export_packages')
if isinstance(pkgs, str):
scan_command += ['--pkg-export=%s' % pkgs]
elif isinstance(pkgs, list):
scan_command += ['--pkg-export=%s' % pkg for pkg in pkgs]
else:
raise MesonException('Gir export packages must be str or list')
deps = None
if 'dependencies' in kwargs:
deps = kwargs.pop('dependencies')
if not isinstance (deps, list):
deps = [deps]
for dep in deps:
if isinstance(dep.held_object, dependencies.InternalDependency):
scan_command += self.get_include_args(state, dep.held_object.include_directories)
for lib in dep.held_object.libraries:
scan_command += self.get_link_args(state, lib.held_object, depends)
for source in dep.held_object.sources:
if isinstance(source.held_object, GirTarget):
scan_command += ["--add-include-path=%s" %
os.path.join(state.environment.get_build_dir(),
source.held_object.get_subdir())]
elif isinstance(dep.held_object, dependencies.PkgConfigDependency):
for lib in dep.held_object.libs:
if os.path.isabs(lib) and dep.held_object.is_libtool:
scan_command += ["-L%s" % os.path.dirname(lib)]
libname = os.path.basename(lib)
if libname.startswith("lib"):
libname = libname[3:]
libname = libname.split(".so")[0]
lib = "-l%s" % libname
# Hack to avoid passing some compiler options in
if lib.startswith("-W"):
continue
scan_command += [lib]
girdir = dep.held_object.get_variable ("girdir")
if girdir:
scan_command += ["--add-include-path=%s" % girdir]
else:
mlog.log('dependency %s not handled to build gir files' % dep)
continue
inc_dirs = None
if kwargs.get('include_directories'):
inc_dirs = kwargs.pop('include_directories')
if not isinstance(inc_dirs, list):
inc_dirs = [inc_dirs]
for ind in inc_dirs:
if isinstance(ind.held_object, build.IncludeDirs):
scan_command += ['--add-include-path=%s' % inc for inc in ind.held_object.get_incdirs()]
else:
raise MesonException('Gir include dirs should be include_directories()')
if isinstance(girtarget, build.Executable):
scan_command += ['--program', girtarget]
elif isinstance(girtarget, build.SharedLibrary):
scan_command += ["-L@PRIVATE_OUTDIR_ABS_%s@" % girtarget.get_id()]
libname = girtarget.get_basename()
scan_command += ['--library', libname]
scankwargs = {'output' : girfile,
'input' : libsources,
'command' : scan_command,
'depends' : depends,
}
if kwargs.get('install'):
scankwargs['install'] = kwargs['install']
scankwargs['install_dir'] = os.path.join(state.environment.get_datadir(), 'gir-1.0')
scan_target = GirTarget(girfile, state.subdir, scankwargs)
typelib_output = '%s-%s.typelib' % (ns, nsversion)
typelib_cmd = ['g-ir-compiler', scan_target, '--output', '@OUTPUT@']
if inc_dirs:
for incd in inc_dirs:
typelib_cmd += ['--includedir=%s' % inc for inc in
incd.held_object.get_incdirs()]
if deps:
for dep in deps:
if isinstance(dep.held_object, dependencies.InternalDependency):
for source in dep.held_object.sources:
if isinstance(source.held_object, GirTarget):
typelib_cmd += ["--includedir=%s" %
os.path.join(state.environment.get_build_dir(),
source.held_object.get_subdir())]
elif isinstance(dep.held_object, dependencies.PkgConfigDependency):
girdir = dep.held_object.get_variable ("girdir")
if girdir:
typelib_cmd += ["--includedir=%s" % girdir]
kwargs['output'] = typelib_output
kwargs['command'] = typelib_cmd
kwargs['install_dir'] = os.path.join(state.environment.get_libdir(), 'girepository-1.0')
typelib_target = TypelibTarget(typelib_output, state.subdir, kwargs)
return [scan_target, typelib_target]
def compile_schemas(self, state, args, kwargs):
if len(args) != 0:
raise MesonException('Compile_schemas does not take positional arguments.')
srcdir = os.path.join(state.build_to_src, state.subdir)
outdir = state.subdir
cmd = ['glib-compile-schemas', '--targetdir', outdir, srcdir]
kwargs['command'] = cmd
kwargs['input'] = []
kwargs['output'] = 'gschemas.compiled'
if state.subdir == '':
targetname = 'gsettings-compile'
else:
targetname = 'gsettings-compile-' + state.subdir
target_g = build.CustomTarget(targetname, state.subdir, kwargs)
return target_g
def gtkdoc(self, state, args, kwargs):
if len(args) != 1:
raise MesonException('Gtkdoc must have one positional argument.')
modulename = args[0]
if not isinstance(modulename, str):
raise MesonException('Gtkdoc arg must be string.')
if not 'src_dir' in kwargs:
raise MesonException('Keyword argument src_dir missing.')
main_file = kwargs.get('main_sgml', '')
if not isinstance(main_file, str):
raise MesonException('Main sgml keyword argument must be a string.')
main_xml = kwargs.get('main_xml', '')
if not isinstance(main_xml, str):
raise MesonException('Main xml keyword argument must be a string.')
if main_xml != '':
if main_file != '':
raise MesonException('You can only specify main_xml or main_sgml, not both.')
main_file = main_xml
src_dir = kwargs['src_dir']
targetname = modulename + '-doc'
command = [state.environment.get_build_command(), '--internal', 'gtkdoc']
if hasattr(src_dir, 'held_object'):
src_dir= src_dir.held_object
if not isinstance(src_dir, build.IncludeDirs):
raise MesonException('Invalid keyword argument for src_dir.')
incdirs = src_dir.get_incdirs()
if len(incdirs) != 1:
raise MesonException('Argument src_dir has more than one directory specified.')
header_dir = os.path.join(state.environment.get_source_dir(), src_dir.get_curdir(), incdirs[0])
else:
header_dir = os.path.normpath(os.path.join(state.subdir, src_dir))
args = ['--sourcedir=' + state.environment.get_source_dir(),
'--builddir=' + state.environment.get_build_dir(),
'--subdir=' + state.subdir,
'--headerdir=' + header_dir,
'--mainfile=' + main_file,
'--modulename=' + modulename]
args += self.unpack_args('--htmlargs=', 'html_args', kwargs)
args += self.unpack_args('--scanargs=', 'scan_args', kwargs)
args += self.unpack_args('--fixxrefargs=', 'fixxref_args', kwargs)
res = [build.RunTarget(targetname, command[0], command[1:] + args, [], state.subdir)]
if kwargs.get('install', True):
res.append(build.InstallScript(command + args))
return res
def gtkdoc_html_dir(self, state, args, kwarga):
if len(args) != 1:
raise MesonException('Must have exactly one argument.')
modulename = args[0]
if not isinstance(modulename, str):
raise MesonException('Argument must be a string')
return os.path.join('share/gtkdoc/html', modulename)
def unpack_args(self, arg, kwarg_name, kwargs):
try:
new_args = kwargs[kwarg_name]
if not isinstance(new_args, list):
new_args = [new_args]
for i in new_args:
if not isinstance(i, str):
raise MesonException('html_args values must be strings.')
except KeyError:
return[]
if len(new_args) > 0:
return [arg + '@@'.join(new_args)]
return []
def gdbus_codegen(self, state, args, kwargs):
if len(args) != 2:
raise MesonException('Gdbus_codegen takes two arguments, name and xml file.')
namebase = args[0]
xml_file = args[1]
cmd = ['gdbus-codegen']
if 'interface_prefix' in kwargs:
cmd += ['--interface-prefix', kwargs.pop('interface_prefix')]
if 'namespace' in kwargs:
cmd += ['--c-namespace', kwargs.pop('namespace')]
cmd += ['--generate-c-code', '@OUTDIR@/' + namebase, '@INPUT@']
outputs = [namebase + '.c', namebase + '.h']
custom_kwargs = {'input' : xml_file,
'output' : outputs,
'command' : cmd
}
return build.CustomTarget(namebase + '-gdbus', state.subdir, custom_kwargs)
def initialize():
return GnomeModule()
class GirTarget(build.CustomTarget):
def __init__(self, name, subdir, kwargs):
super().__init__(name, subdir, kwargs)
class TypelibTarget(build.CustomTarget):
def __init__(self, name, subdir, kwargs):
super().__init__(name, subdir, kwargs)