#!/usr/bin/env python3 # Copyright 2014-2015 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. import sys, os import pickle import argparse import coredata, mesonlib from coredata import build_types, layouts, warning_levels, libtypelist parser = argparse.ArgumentParser() parser.add_argument('-D', action='append', default=[], dest='sets', help='Set an option to the given value.') parser.add_argument('directory', nargs='*') class ConfException(coredata.MesonException): def __init__(self, *args, **kwargs): super().__init__(*args, **kwargs) class Conf: def __init__(self, build_dir): self.build_dir = build_dir self.coredata_file = os.path.join(build_dir, 'meson-private/coredata.dat') self.build_file = os.path.join(build_dir, 'meson-private/build.dat') if not os.path.isfile(self.coredata_file) or not os.path.isfile(self.build_file): raise ConfException('Directory %s does not seem to be a Meson build directory.' % build_dir) self.coredata = pickle.load(open(self.coredata_file, 'rb')) self.build = pickle.load(open(self.build_file, 'rb')) if self.coredata.version != coredata.version: raise ConfException('Version mismatch (%s vs %s)' % (coredata.version, self.coredata.version)) def save(self): # Only called if something has changed so overwrite unconditionally. pickle.dump(self.coredata, open(self.coredata_file, 'wb')) # We don't write the build file because any changes to it # are erased when Meson is executed the nex time, i.e. the next # time Ninja is run. def print_aligned(self, arr): if len(arr) == 0: return titles = ['Option', 'Description', 'Current Value', ''] longest_name = len(titles[0]) longest_descr = len(titles[1]) longest_value = len(titles[2]) longest_possible_value = len(titles[3]) for x in arr: longest_name = max(longest_name, len(x[0])) longest_descr = max(longest_descr, len(x[1])) longest_value = max(longest_value, len(str(x[2]))) longest_possible_value = max(longest_possible_value, len(x[3])) if longest_possible_value > 0: titles[3] = 'Possible Values' print(' %s%s %s%s %s%s %s' % (titles[0], ' '*(longest_name - len(titles[0])), titles[1], ' '*(longest_descr - len(titles[1])), titles[2], ' '*(longest_value - len(titles[2])), titles[3])) print(' %s%s %s%s %s%s %s' % ('-'*len(titles[0]), ' '*(longest_name - len(titles[0])), '-'*len(titles[1]), ' '*(longest_descr - len(titles[1])), '-'*len(titles[2]), ' '*(longest_value - len(titles[2])), '-'*len(titles[3]))) for i in arr: name = i[0] descr = i[1] value = i[2] if isinstance(value, bool): value = 'true' if value else 'false' possible_values = i[3] namepad = ' '*(longest_name - len(name)) descrpad = ' '*(longest_descr - len(descr)) valuepad = ' '*(longest_value - len(str(value))) f = ' %s%s %s%s %s%s %s' % (name, namepad, descr, descrpad, value, valuepad, possible_values) print(f) def set_options(self, options): for o in options: if '=' not in o: raise ConfException('Value "%s" not of type "a=b".' % o) (k, v) = o.split('=', 1) if self.coredata.is_builtin_option(k): self.coredata.set_builtin_option(k, v) elif k in self.coredata.user_options: tgt = self.coredata.user_options[k] tgt.set_value(v) elif k in self.coredata.compiler_options: tgt = self.coredata.compiler_options[k] tgt.set_value(v) elif k.endswith('linkargs'): lang = k[:-8] if not lang in self.coredata.external_link_args: raise ConfException('Unknown language %s in linkargs.' % lang) # TODO, currently split on spaces, make it so that user # can pass in an array string. newvalue = v.split() self.coredata.external_link_args[lang] = newvalue elif k.endswith('args'): lang = k[:-4] if not lang in self.coredata.external_args: raise ConfException('Unknown language %s in compile args' % lang) # TODO same fix as above newvalue = v.split() self.coredata.external_args[lang] = newvalue else: raise ConfException('Unknown option %s.' % k) def print_conf(self): print('Core properties:') print(' Source dir', self.build.environment.source_dir) print(' Build dir ', self.build.environment.build_dir) print('') print('Core options:') carr = [] booleans = '[true, false]' carr.append(['buildtype', 'Build type', self.coredata.get_builtin_option('buildtype'), build_types]) carr.append(['warning_level', 'Warning level', self.coredata.get_builtin_option('warning_level'), warning_levels]) carr.append(['strip', 'Strip on install', self.coredata.get_builtin_option('strip'), booleans]) carr.append(['coverage', 'Coverage report', self.coredata.get_builtin_option('coverage'), booleans]) carr.append(['use_pch', 'Precompiled headers', self.coredata.get_builtin_option('use_pch'), booleans]) carr.append(['unity', 'Unity build', self.coredata.get_builtin_option('unity'), booleans]) carr.append(['default_library', 'Default library type', self.coredata.get_builtin_option('default_library'), libtypelist]) self.print_aligned(carr) print('') print('Compiler arguments:') for (lang, args) in self.coredata.external_args.items(): print(' ' + lang + 'args', str(args)) print('') print('Linker args:') for (lang, args) in self.coredata.external_link_args.items(): print(' ' + lang + 'linkargs', str(args)) print('') print('Compiler options:') okeys = sorted(self.coredata.compiler_options.keys()) if len(okeys) == 0: print(' No compiler options\n') else: coarr = [] for k in okeys: o = self.coredata.compiler_options[k] coarr.append([k, o.description, o.value, '']) self.print_aligned(coarr) print('') print('Directories:') parr = [] parr.append(['prefix', 'Install prefix', self.coredata.get_builtin_option('prefix'), '']) parr.append(['libdir', 'Library directory', self.coredata.get_builtin_option('libdir'), '']) parr.append(['bindir', 'Binary directory', self.coredata.get_builtin_option('bindir'), '']) parr.append(['includedir', 'Header directory', self.coredata.get_builtin_option('includedir'), '']) parr.append(['datadir', 'Data directory', self.coredata.get_builtin_option('datadir'), '']) parr.append(['mandir', 'Man page directory', self.coredata.get_builtin_option('mandir'), '']) parr.append(['localedir', 'Locale file directory', self.coredata.get_builtin_option('localedir'), '']) self.print_aligned(parr) print('') print('Project options:') if len(self.coredata.user_options) == 0: print(' This project does not have any options') else: options = self.coredata.user_options keys = list(options.keys()) keys.sort() optarr = [] for key in keys: opt = options[key] if (opt.choices is None) or (len(opt.choices) == 0): # Zero length list or string choices = ''; else: # A non zero length list or string, convert to string choices = str(opt.choices); optarr.append([key, opt.description, opt.value, choices]) self.print_aligned(optarr) if __name__ == '__main__': args = mesonlib.expand_arguments(sys.argv[:]) if not args: sys.exit(1) options = parser.parse_args(args[1:]) if len(options.directory) > 1: print('%s ' % sys.argv[0]) print('If you omit the build directory, the current directory is substituted.') sys.exit(1) if len(options.directory) == 0: builddir = os.getcwd() else: builddir = options.directory[0] try: c = Conf(builddir) if len(options.sets) > 0: c.set_options(options.sets) c.save() else: c.print_conf() except ConfException as e: print('Meson configurator encountered an error:\n') print(e)