wscript

   1 #
   2 #    Copyright (C) 2012-2018 Carl Hetherington <cth@carlh.net>
   3 #
   4 #    This file is part of libsub.
   5 #
   6 #    libsub is free software; you can redistribute it and/or modify
   7 #    it under the terms of the GNU General Public License as published by
   8 #    the Free Software Foundation; either version 2 of the License, or
   9 #    (at your option) any later version.
  10 #
  11 #    libsub is distributed in the hope that it will be useful,
  12 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 #    GNU General Public License for more details.
  15 #
  16 #    You should have received a copy of the GNU General Public License
  17 #    along with libsub.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 import subprocess
  20 import os
  21 import shlex
  22 from waflib import Context
  23
  24 APPNAME = 'libsub'
  25
  26 this_version = subprocess.Popen(shlex.split('git tag -l --points-at HEAD'), stdout=subprocess.PIPE).communicate()[0]
  27 last_version = subprocess.Popen(shlex.split('git describe --tags --abbrev=0'), stdout=subprocess.PIPE).communicate()[0]
  28
  29 if this_version == '':
  30     VERSION = '%sdevel' % last_version[1:].strip()
  31 else:
  32     VERSION = this_version[1:].strip()
  33
  34 API_VERSION = '-1.0'
  35
  36 libdcp_version = '1.8.2'
  37
  38 try:
  39     from subprocess import STDOUT, check_output, CalledProcessError
  40 except ImportError:
  41     # python 2.6 (in Centos 6) doesn't include check_output
  42     # monkey patch it in!
  43     import subprocess
  44     STDOUT = subprocess.STDOUT
  45
  46     def check_output(*popenargs, **kwargs):
  47         if 'stdout' in kwargs:  # pragma: no cover
  48             raise ValueError('stdout argument not allowed, '
  49                              'it will be overridden.')
  50         process = subprocess.Popen(stdout=subprocess.PIPE,
  51                                    *popenargs, **kwargs)
  52         output, _ = process.communicate()
  53         retcode = process.poll()
  54         if retcode:
  55             cmd = kwargs.get("args")
  56             if cmd is None:
  57                 cmd = popenargs[0]
  58             raise subprocess.CalledProcessError(retcode, cmd,
  59                                                 output=output)
  60         return output
  61     subprocess.check_output = check_output
  62
  63     # overwrite CalledProcessError due to `output`
  64     # keyword not being available (in 2.6)
  65     class CalledProcessError(Exception):
  66
  67         def __init__(self, returncode, cmd, output=None):
  68             self.returncode = returncode
  69             self.cmd = cmd
  70             self.output = output
  71
  72         def __str__(self):
  73             return "Command '%s' returned non-zero exit status %d" % (
  74                 self.cmd, self.returncode)
  75     subprocess.CalledProcessError = CalledProcessError
  76
  77 def options(opt):
  78     opt.load('compiler_cxx')
  79     opt.add_option('--enable-debug', action='store_true', default=False, help='build with debugging information and without optimisation')
  80     opt.add_option('--static', action='store_true', default=False, help='build libsub statically and link statically to dcp')
  81     opt.add_option('--target-windows', action='store_true', default=False, help='set up to do a cross-compile to make a Windows package')
  82     opt.add_option('--disable-tests', action='store_true', default=False, help='disable building of tests')
  83
  84 def configure(conf):
  85     conf.load('compiler_cxx')
  86     conf.load('clang_compilation_database', tooldir=['waf-tools'])
  87     conf.env.append_value('CXXFLAGS', ['-Wall', '-Wextra', '-D_FILE_OFFSET_BITS=64', '-D__STDC_FORMAT_MACROS', '-std=c++11', '-DBOOST_NO_CXX11_SCOPED_ENUMS'])
  88     conf.env.append_value('CXXFLAGS', ['-DLIBSUB_VERSION="%s"' % VERSION])
  89
  90     conf.env.ENABLE_DEBUG = conf.options.enable_debug
  91     conf.env.STATIC = conf.options.static
  92     conf.env.TARGET_WINDOWS = conf.options.target_windows
  93     conf.env.DISABLE_TESTS = conf.options.disable_tests
  94     conf.env.API_VERSION = API_VERSION
  95
  96     if conf.options.target_windows:
  97         conf.env.append_value('CXXFLAGS', '-DLIBSUB_WINDOWS')
  98     else:
  99         conf.env.append_value('CXXFLAGS', '-DLIBSUB_POSIX')
 100
 101     if conf.options.enable_debug:
 102         conf.env.append_value('CXXFLAGS', '-g')
 103     else:
 104         conf.env.append_value('CXXFLAGS', '-O3')
 105
 106     if not conf.env.TARGET_WINDOWS:
 107         conf.env.append_value('LINKFLAGS', '-pthread')
 108
 109     # Disable libxml++ deprecation warnings for now
 110     conf.env.append_value('CXXFLAGS', ['-Wno-deprecated-declarations'])
 111
 112     conf.check_cfg(package='openssl', args='--cflags --libs', uselib_store='OPENSSL', mandatory=True)
 113
 114     if conf.options.static:
 115         conf.check_cfg(package='libdcp-1.0', atleast_version=libdcp_version, args='--cflags', uselib_store='DCP', mandatory=True)
 116         conf.env.HAVE_DCP = 1
 117         conf.env.STLIB_DCP = ['dcp-1.0', 'asdcp-carl', 'kumu-carl', 'openjp2', 'cxml']
 118         conf.env.LIB_DCP = ['ssl', 'crypto', 'xmlsec1-openssl', 'xmlsec1', 'glibmm-2.4', 'xml++-2.6', 'xml2', 'dl']
 119     else:
 120         conf.check_cfg(package='libdcp-1.0', atleast_version=libdcp_version, args='--cflags --libs', uselib_store='DCP', mandatory=True)
 121
 122     conf.env.DEFINES_DCP = [f.replace('\\', '') for f in conf.env.DEFINES_DCP]
 123
 124     boost_lib_suffix = ''
 125     if conf.env.TARGET_WINDOWS:
 126         boost_lib_suffix = '-mt'
 127
 128     conf.check_cxx(fragment="""
 129                             #include <boost/version.hpp>\n
 130                             #if BOOST_VERSION < 104500\n
 131                             #error boost too old\n
 132                             #endif\n
 133                             int main(void) { return 0; }\n
 134                             """,
 135                    mandatory=True,
 136                    msg='Checking for boost library >= 1.45',
 137                    okmsg='yes',
 138                    errmsg='too old\nPlease install boost version 1.45 or higher.')
 139
 140     conf.check_cxx(fragment="""
 141                             #include <boost/filesystem.hpp>\n
 142                             int main() { boost::filesystem::copy_file ("a", "b"); }\n
 143                             """,
 144                    msg='Checking for boost filesystem library',
 145                    libpath='/usr/local/lib',
 146                    lib=['boost_filesystem%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 147                    uselib_store='BOOST_FILESYSTEM')
 148
 149     # Find the icu- libraries on the system as we need to link to them when we look for boost locale.
 150     locale_libs = ['boost_locale%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix]
 151     for pkg in subprocess.check_output(['pkg-config', '--list-all']).splitlines():
 152         pkg = pkg.decode('utf-8')
 153         if pkg.startswith("icu"):
 154             for lib in subprocess.check_output(['pkg-config', '--libs-only-l', pkg.split()[0]]).split():
 155                 name = lib[2:]
 156                 if not name in locale_libs:
 157                     locale_libs.append(name.decode('utf-8'))
 158
 159     conf.check_cxx(fragment="""
 160                             #include <boost/locale.hpp>\n
 161                             int main() { boost::locale::conv::to_utf<char> ("a", "cp850"); }\n
 162                             """,
 163                    msg='Checking for boost locale library',
 164                    libpath='/usr/local/lib',
 165                    lib=locale_libs,
 166                    uselib_store='BOOST_LOCALE')
 167
 168     conf.check_cxx(fragment="""
 169                             #include <boost/regex.hpp>\n
 170                             int main() { boost::regex re ("foo"); }\n
 171                             """,
 172                    msg='Checking for boost regex library',
 173                    libpath='/usr/local/lib',
 174                    lib=['boost_regex%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 175                    uselib_store='BOOST_REGEX')
 176
 177     if not conf.env.DISABLE_TESTS:
 178         conf.recurse('test')
 179
 180 def build(bld):
 181     create_version_cc(bld, VERSION)
 182
 183     if bld.env.TARGET_WINDOWS:
 184         boost_lib_suffix = '-mt'
 185     else:
 186         boost_lib_suffix = ''
 187
 188     bld(source='libsub%s.pc.in' % bld.env.API_VERSION,
 189         version=VERSION,
 190         includedir='%s/include/libsub%s' % (bld.env.PREFIX, bld.env.API_VERSION),
 191         libs="-L${libdir} -lsub%s -lboost_system%s" % (bld.env.API_VERSION, boost_lib_suffix),
 192         install_path='${LIBDIR}/pkgconfig')
 193
 194     bld.recurse('src')
 195     if not bld.env.DISABLE_TESTS:
 196         bld.recurse('test')
 197     bld.recurse('tools')
 198
 199     bld.add_post_fun(post)
 200
 201 def dist(ctx):
 202     ctx.excl = 'TODO core *~ .git build .waf* .lock* doc/*~ src/*~ test/ref/*~ __pycache__ GPATH GRTAGS GSYMS GTAGS'
 203
 204 def create_version_cc(bld, version):
 205     if os.path.exists('.git'):
 206         cmd = "LANG= git log --abbrev HEAD^..HEAD ."
 207         output = subprocess.Popen(cmd, shell=True, stderr=subprocess.STDOUT, stdout=subprocess.PIPE).communicate()[0].splitlines()
 208         o = output[0].decode('utf-8')
 209         commit = o.replace ("commit ", "")[0:10]
 210     else:
 211         commit = "release"
 212
 213     try:
 214         text =  '#include "version.h"\n'
 215         text += 'char const * sub::git_commit = \"%s\";\n' % commit
 216         text += 'char const * sub::version = \"%s\";\n' % version
 217         if bld.env.ENABLE_DEBUG:
 218             debug_string = 'true'
 219         else:
 220             debug_string = 'false'
 221         text += 'bool const built_with_debug = %s;\n' % debug_string
 222         print('Writing version information to src/version.cc')
 223         o = open('src/version.cc', 'w')
 224         o.write(text)
 225         o.close()
 226     except IOError:
 227         print('Could not open src/version.cc for writing\n')
 228         sys.exit(-1)
 229
 230 def post(ctx):
 231     if ctx.cmd == 'install':
 232         ctx.exec_command('/sbin/ldconfig')
 233
 234 def tags(bld):
 235     os.system('etags src/*.cc src/*.h')