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Diffstat (limited to 'third_party/waf/waflib/Tools/intltool.py')
| -rw-r--r-- | third_party/waf/waflib/Tools/intltool.py | 231 |
1 files changed, 231 insertions, 0 deletions
diff --git a/third_party/waf/waflib/Tools/intltool.py b/third_party/waf/waflib/Tools/intltool.py new file mode 100644 index 0000000..af95ba8 --- /dev/null +++ b/third_party/waf/waflib/Tools/intltool.py @@ -0,0 +1,231 @@ +#!/usr/bin/env python +# encoding: utf-8 +# Thomas Nagy, 2006-2018 (ita) + +""" +Support for translation tools such as msgfmt and intltool + +Usage:: + + def configure(conf): + conf.load('gnu_dirs intltool') + + def build(bld): + # process the .po files into .gmo files, and install them in LOCALEDIR + bld(features='intltool_po', appname='myapp', podir='po', install_path="${LOCALEDIR}") + + # process an input file, substituting the translations from the po dir + bld( + features = "intltool_in", + podir = "../po", + style = "desktop", + flags = ["-u"], + source = 'kupfer.desktop.in', + install_path = "${DATADIR}/applications", + ) + +Usage of the :py:mod:`waflib.Tools.gnu_dirs` is recommended, but not obligatory. +""" + +from __future__ import with_statement + +import os, re +from waflib import Context, Task, Utils, Logs +import waflib.Tools.ccroot +from waflib.TaskGen import feature, before_method, taskgen_method +from waflib.Logs import error +from waflib.Configure import conf + +_style_flags = { + 'ba': '-b', + 'desktop': '-d', + 'keys': '-k', + 'quoted': '--quoted-style', + 'quotedxml': '--quotedxml-style', + 'rfc822deb': '-r', + 'schemas': '-s', + 'xml': '-x', +} + +@taskgen_method +def ensure_localedir(self): + """ + Expands LOCALEDIR from DATAROOTDIR/locale if possible, or falls back to PREFIX/share/locale + """ + # use the tool gnu_dirs to provide options to define this + if not self.env.LOCALEDIR: + if self.env.DATAROOTDIR: + self.env.LOCALEDIR = os.path.join(self.env.DATAROOTDIR, 'locale') + else: + self.env.LOCALEDIR = os.path.join(self.env.PREFIX, 'share', 'locale') + +@before_method('process_source') +@feature('intltool_in') +def apply_intltool_in_f(self): + """ + Creates tasks to translate files by intltool-merge:: + + def build(bld): + bld( + features = "intltool_in", + podir = "../po", + style = "desktop", + flags = ["-u"], + source = 'kupfer.desktop.in', + install_path = "${DATADIR}/applications", + ) + + :param podir: location of the .po files + :type podir: string + :param source: source files to process + :type source: list of string + :param style: the intltool-merge mode of operation, can be one of the following values: + ``ba``, ``desktop``, ``keys``, ``quoted``, ``quotedxml``, ``rfc822deb``, ``schemas`` and ``xml``. + See the ``intltool-merge`` man page for more information about supported modes of operation. + :type style: string + :param flags: compilation flags ("-quc" by default) + :type flags: list of string + :param install_path: installation path + :type install_path: string + """ + try: + self.meths.remove('process_source') + except ValueError: + pass + + self.ensure_localedir() + + podir = getattr(self, 'podir', '.') + podirnode = self.path.find_dir(podir) + if not podirnode: + error("could not find the podir %r" % podir) + return + + cache = getattr(self, 'intlcache', '.intlcache') + self.env.INTLCACHE = [os.path.join(str(self.path.get_bld()), podir, cache)] + self.env.INTLPODIR = podirnode.bldpath() + self.env.append_value('INTLFLAGS', getattr(self, 'flags', self.env.INTLFLAGS_DEFAULT)) + + if '-c' in self.env.INTLFLAGS: + self.bld.fatal('Redundant -c flag in intltool task %r' % self) + + style = getattr(self, 'style', None) + if style: + try: + style_flag = _style_flags[style] + except KeyError: + self.bld.fatal('intltool_in style "%s" is not valid' % style) + + self.env.append_unique('INTLFLAGS', [style_flag]) + + for i in self.to_list(self.source): + node = self.path.find_resource(i) + + task = self.create_task('intltool', node, node.change_ext('')) + inst = getattr(self, 'install_path', None) + if inst: + self.add_install_files(install_to=inst, install_from=task.outputs) + +@feature('intltool_po') +def apply_intltool_po(self): + """ + Creates tasks to process po files:: + + def build(bld): + bld(features='intltool_po', appname='myapp', podir='po', install_path="${LOCALEDIR}") + + The relevant task generator arguments are: + + :param podir: directory of the .po files + :type podir: string + :param appname: name of the application + :type appname: string + :param install_path: installation directory + :type install_path: string + + The file LINGUAS must be present in the directory pointed by *podir* and list the translation files to process. + """ + try: + self.meths.remove('process_source') + except ValueError: + pass + + self.ensure_localedir() + + appname = getattr(self, 'appname', getattr(Context.g_module, Context.APPNAME, 'set_your_app_name')) + podir = getattr(self, 'podir', '.') + inst = getattr(self, 'install_path', '${LOCALEDIR}') + + linguas = self.path.find_node(os.path.join(podir, 'LINGUAS')) + if linguas: + # scan LINGUAS file for locales to process + with open(linguas.abspath()) as f: + langs = [] + for line in f.readlines(): + # ignore lines containing comments + if not line.startswith('#'): + langs += line.split() + re_linguas = re.compile('[-a-zA-Z_@.]+') + for lang in langs: + # Make sure that we only process lines which contain locales + if re_linguas.match(lang): + node = self.path.find_resource(os.path.join(podir, re_linguas.match(lang).group() + '.po')) + task = self.create_task('po', node, node.change_ext('.mo')) + + if inst: + filename = task.outputs[0].name + (langname, ext) = os.path.splitext(filename) + inst_file = inst + os.sep + langname + os.sep + 'LC_MESSAGES' + os.sep + appname + '.mo' + self.add_install_as(install_to=inst_file, install_from=task.outputs[0], + chmod=getattr(self, 'chmod', Utils.O644)) + + else: + Logs.pprint('RED', "Error no LINGUAS file found in po directory") + +class po(Task.Task): + """ + Compiles .po files into .gmo files + """ + run_str = '${MSGFMT} -o ${TGT} ${SRC}' + color = 'BLUE' + +class intltool(Task.Task): + """ + Calls intltool-merge to update translation files + """ + run_str = '${INTLTOOL} ${INTLFLAGS} ${INTLCACHE_ST:INTLCACHE} ${INTLPODIR} ${SRC} ${TGT}' + color = 'BLUE' + +@conf +def find_msgfmt(conf): + """ + Detects msgfmt and sets the ``MSGFMT`` variable + """ + conf.find_program('msgfmt', var='MSGFMT') + +@conf +def find_intltool_merge(conf): + """ + Detects intltool-merge + """ + if not conf.env.PERL: + conf.find_program('perl', var='PERL') + conf.env.INTLCACHE_ST = '--cache=%s' + conf.env.INTLFLAGS_DEFAULT = ['-q', '-u'] + conf.find_program('intltool-merge', interpreter='PERL', var='INTLTOOL') + +def configure(conf): + """ + Detects the program *msgfmt* and set *conf.env.MSGFMT*. + Detects the program *intltool-merge* and set *conf.env.INTLTOOL*. + It is possible to set INTLTOOL in the environment, but it must not have spaces in it:: + + $ INTLTOOL="/path/to/the program/intltool" waf configure + + If a C/C++ compiler is present, execute a compilation test to find the header *locale.h*. + """ + conf.find_msgfmt() + conf.find_intltool_merge() + if conf.env.CC or conf.env.CXX: + conf.check(header_name='locale.h') + |