wscript

   1 #! /usr/bin/env python
   2 # encoding: utf-8
   3
   4 from __future__ import print_function
   5
   6 import os
   7 import subprocess
   8 import shutil
   9 import re
  10
  11 from waflib import Logs, Options, TaskGen, Context, Utils, Scripting
  12 from waflib.Build import BuildContext, CleanContext, InstallContext, UninstallContext
  13 from waftoolchainflags import WafToolchainFlags
  14
  15 APPNAME='a2jmidid'
  16 VERSION='13'
  17
  18 # these variables are mandatory ('/' are converted automatically)
  19 srcdir = '.'
  20 blddir = 'build'
  21
  22 def display_feature(conf, msg, build):
  23     if build:
  24         conf.msg(msg, 'yes', color='GREEN')
  25     else:
  26         conf.msg(msg, 'no', color='YELLOW')
  27
  28 def git_ver(self):
  29     if type(self) == Scripting.Dist:
  30         header = "./gitversion.h"
  31         bld = self
  32     else:
  33         bld = self.generator.bld
  34         header = self.outputs[0].abspath()
  35         if os.access('./gitversion.h', os.R_OK):
  36             #header = os.path.join(os.getcwd(), out, "version.h")
  37             shutil.copy('./gitversion.h', header)
  38             data = open(header).read()
  39             m = re.match(r'^#define GIT_VERSION "([^"]*)"$', data)
  40             if m != None:
  41                 self.ver = m.group(1)
  42                 Logs.pprint('BLUE', "tarball from git revision " + self.ver)
  43             else:
  44                 self.ver = "tarball"
  45             return
  46
  47     if os.access('./.git', os.R_OK):
  48         self.ver = bld.cmd_and_log("LANG= git rev-parse HEAD", quiet=Context.BOTH).splitlines()[0]
  49         if bld.cmd_and_log("LANG= git diff-index --name-only HEAD", quiet=Context.BOTH).splitlines():
  50             self.ver += "-dirty"
  51
  52         Logs.pprint('BLUE', "git revision " + self.ver)
  53     else:
  54         self.ver = "unknown"
  55
  56     fi = open(header, 'w')
  57     fi.write('#define GIT_VERSION "%s"\n' % self.ver)
  58     fi.close()
  59
  60 def display_msg(conf, msg="", status = None, color = None):
  61     if status:
  62         #Logs.pprint(msg, status, color)
  63         conf.msg(msg, status, color=color)
  64     else:
  65         Logs.pprint('NORMAL', msg)
  66
  67 def display_raw_text(conf, text, color = 'NORMAL'):
  68     Logs.pprint(color, text, sep = '')
  69
  70 def display_line(conf, text, color = 'NORMAL'):
  71     Logs.pprint(color, text, sep = os.linesep)
  72
  73 def options(opt):
  74     # options provided by the modules
  75     opt.load('compiler_c')
  76     opt.load('waf-autooptions')
  77
  78     opt.add_auto_option(
  79         'devmode',
  80         help='Enable devmode', # enable warnings and treat them as errors
  81         conf_dest='BUILD_DEVMODE',
  82         default=False,
  83     )
  84     opt.add_option('--debug', action='store_true', default=False, help='Build debuggable binaries')
  85
  86     opt.add_option('--enable-pkg-config-dbus-service-dir', action='store_true', default=False, help='force D-Bus service install dir to be one returned by pkg-config')
  87     opt.add_option('--disable-dbus', action='store_true', default=False, help="Don't enable D-Bus support even if required dependencies are present")
  88     opt.add_option('--mandir', help="Manpage directory [Default: <prefix>/share/man]")
  89
  90 def configure(conf):
  91     conf.load('compiler_c')
  92     conf.load('waf-autooptions')
  93
  94     conf.check_cfg(package='alsa', mandatory=True, args='--cflags --libs')
  95     conf.check_cfg(package='jack', vnum="0.109.0", mandatory=True, args='--cflags --libs')
  96
  97     if not Options.options.disable_dbus:
  98         conf.check_cfg(package='dbus-1', mandatory=False, args='--cflags --libs')
  99         conf.env['DBUS_ENABLED'] = 'LIB_DBUS-1' in conf.env
 100     else:
 101         conf.env['DBUS_ENABLED'] = False
 102
 103     if conf.env['DBUS_ENABLED']:
 104         dbus_dir = conf.check_cfg(package='dbus-1', args='--variable=session_bus_services_dir', msg="Retrieving D-Bus services dir")
 105         if not dbus_dir:
 106             return
 107
 108         dbus_dir = dbus_dir.strip()
 109         conf.env['DBUS_SERVICES_DIR_REAL'] = dbus_dir
 110
 111         if Options.options.enable_pkg_config_dbus_service_dir:
 112             conf.env['DBUS_SERVICES_DIR'] = dbus_dir
 113         else:
 114             conf.env['DBUS_SERVICES_DIR'] = os.path.join(os.path.normpath(conf.env['PREFIX']), 'share', 'dbus-1', 'services')
 115
 116     conf.env['LIB_DL'] = ['dl']
 117     conf.env['LIB_PTHREAD'] = ['pthread']
 118
 119     # conf.c is the only user of expat and its build is disabled
 120     #conf.check_header('expat.h', mandatory=True)
 121     #conf.env['LIB_EXPAT'] = ['expat']
 122
 123     conf.check(header_name='getopt.h', mandatory=True)
 124
 125     if Options.options.mandir:
 126         conf.env['MANDIR'] = Options.options.mandir
 127     else:
 128         conf.env['MANDIR'] = conf.env['PREFIX'] + '/share/man'
 129
 130     conf.define('A2J_VERSION', VERSION)
 131     conf.write_config_header('config.h')
 132
 133     gitrev = None
 134     if os.access('gitversion.h', os.R_OK):
 135         data = open('gitversion.h', 'r').read()
 136         m = re.match(r'^#define GIT_VERSION "([^"]*)"$', data)
 137         if m != None:
 138             gitrev = m.group(1)
 139
 140     flags = WafToolchainFlags(conf)
 141     flags.add_c('-std=gnu99')
 142     if conf.env['BUILD_DEVMODE']:
 143         flags.add_c(['-Wall', '-Wextra'])
 144         #flags.add_c('-Wpedantic')
 145         flags.add_c('-Werror')
 146         flags.add_c(['-Wno-variadic-macros', '-Wno-gnu-zero-variadic-macro-arguments'])
 147
 148         # https://wiki.gentoo.org/wiki/Modern_C_porting
 149         if conf.env['CC'] == 'clang':
 150             flags.add_c('-Wno-unknown-argumemt')
 151             flags.add_c('-Werror=implicit-function-declaration')
 152             flags.add_c('-Werror=incompatible-function-pointer-types')
 153             flags.add_c('-Werror=deprecated-non-prototype')
 154             flags.add_c('-Werror=strict-prototypes')
 155             if int(conf.env['CC_VERSION'][0]) < 16:
 156                 flags.add_c('-Werror=implicit-int')
 157         else:
 158             flags.add_c('-Wno-unknown-warning-option')
 159             flags.add_c('-Werror=implicit-function-declaration')
 160             flags.add_c('-Werror=implicit-int')
 161             flags.add_c('-Werror=incompatible-pointer-types')
 162             flags.add_c('-Werror=strict-prototypes')
 163     if Options.options.debug:
 164         flags.add_c(['-O0', '-g', '-fno-omit-frame-pointer'])
 165         flags.add_link('-g')
 166
 167     flags.flush()
 168
 169     print()
 170     display_msg(conf, "==================")
 171     version_msg = "a2jmidid-" + VERSION
 172     if gitrev:
 173         version_msg += " exported from " + gitrev
 174     else:
 175         version_msg += " git revision will checked and eventually updated during build"
 176     print(version_msg)
 177     print()
 178
 179     display_msg(conf, "Install prefix", conf.env['PREFIX'], 'CYAN')
 180     display_feature(conf, 'Build debuggable binaries', Options.options.debug)
 181
 182     tool_flags = [
 183         ('C compiler flags',   ['CFLAGS', 'CPPFLAGS']),
 184         ('Linker flags',       ['LINKFLAGS', 'LDFLAGS'])
 185     ]
 186     for name, vars in tool_flags:
 187         flags = []
 188         for var in vars:
 189             flags += conf.all_envs[''][var]
 190         conf.msg(name, repr(flags), color='NORMAL')
 191
 192     if conf.env['DBUS_ENABLED']:
 193         have_dbus_status = "yes"
 194     else:
 195         have_dbus_status = "no"
 196     display_msg(conf, "D-Bus support", have_dbus_status)
 197     if conf.env['DBUS_ENABLED']:
 198         display_msg(conf, 'D-Bus service install directory', conf.env['DBUS_SERVICES_DIR'], 'CYAN')
 199         if conf.env['DBUS_SERVICES_DIR'] != dbus_dir:
 200             display_msg(conf)
 201             display_line(conf,     "WARNING: D-Bus session services directory as reported by pkg-config is", 'RED')
 202             display_raw_text(conf, "WARNING:", 'RED')
 203             display_line(conf,      conf.env['DBUS_SERVICES_DIR_REAL'], 'CYAN')
 204             display_line(conf,     'WARNING: but service file will be installed in', 'RED')
 205             display_raw_text(conf, "WARNING:", 'RED')
 206             display_line(conf,      conf.env['DBUS_SERVICES_DIR'], 'CYAN')
 207             display_line(conf,     'WARNING: You may need to adjust your D-Bus configuration after installing ladish', 'RED')
 208             display_line(conf,     'WARNING: You can override dbus service install directory', 'RED')
 209             display_line(conf,     'WARNING: with --enable-pkg-config-dbus-service-dir option to this script', 'RED')
 210     print()
 211
 212 def build(bld):
 213     bld(rule=git_ver,
 214         target='gitversion.h',
 215         update_outputs=True,
 216         always=True,
 217         ext_out=['.h'])
 218
 219     prog = bld(features=['c', 'cprogram'])
 220     prog.source = [
 221         'a2jmidid.c',
 222         'log.c',
 223         'port.c',
 224         'port_thread.c',
 225         'port_hash.c',
 226         'paths.c',
 227         #'conf.c',
 228         'jack.c',
 229         'list.c',
 230         'sigsegv.c',
 231         ]
 232
 233     if bld.env['DBUS_ENABLED']:
 234         prog.source.append('dbus.c')
 235         prog.source.append('dbus_iface_introspectable.c')
 236         prog.source.append('dbus_iface_control.c')
 237
 238     prog.includes = '.' # make waf dependency tracking work
 239     prog.target = 'a2jmidid'
 240     prog.use = ['ALSA', 'JACK', 'DL', 'PTHREAD']
 241     if bld.env['DBUS_ENABLED']:
 242         prog.use.append('DBUS-1')
 243     prog.defines = ["HAVE_GITVERSION_H"]
 244
 245     prog = bld(features=['c', 'cprogram'])
 246     prog.source = 'a2jmidi_bridge.c'
 247     prog.target = 'a2jmidi_bridge'
 248     prog.use = ['ALSA', 'JACK']
 249
 250     prog = bld(features=['c', 'cprogram'])
 251     prog.source = 'j2amidi_bridge.c'
 252     prog.target = 'j2amidi_bridge'
 253     prog.use = ['ALSA', 'JACK']
 254
 255     if bld.env['DBUS_ENABLED']:
 256         # process org.gna.home.a2jmidid.service.in -> org.gna.home.a2jmidid.service
 257         obj = bld(features='subst')
 258         obj.source = 'org.gna.home.a2jmidid.service.in'
 259         obj.target = 'org.gna.home.a2jmidid.service'
 260         obj.install_path = '${DBUS_SERVICES_DIR}/'
 261         obj.bindir = bld.env['PREFIX'] + '/bin'
 262
 263         bld.install_as(
 264             os.path.join(bld.env['PREFIX'], 'bin', 'a2j_control'),
 265             'a2j_control',
 266             chmod=Utils.O755)
 267         bld.install_as(
 268             os.path.join(bld.env['PREFIX'], 'bin', 'a2j'),
 269             'a2j',
 270             chmod=Utils.O755)
 271
 272     # install man pages
 273     man_pages = [
 274         "a2jmidi_bridge.1",
 275         "a2jmidid.1",
 276         "j2amidi_bridge.1",
 277         ]
 278
 279     if bld.env['DBUS_ENABLED']:
 280         man_pages.append("a2j.1")
 281         man_pages.append("a2j_control.1")
 282
 283     for i in range(len(man_pages)):
 284         man_pages[i] = "man/" + man_pages[i]
 285
 286     bld.install_files(os.path.join(bld.env['MANDIR'], 'man1'), man_pages)
 287
 288 def dist(ctx):
 289     git_ver(ctx)