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 try:
  37     from subprocess import STDOUT, check_output, CalledProcessError
  38 except ImportError:
  39     # python 2.6 (in Centos 6) doesn't include check_output
  40     # monkey patch it in!
  41     import subprocess
  42     STDOUT = subprocess.STDOUT
  43
  44     def check_output(*popenargs, **kwargs):
  45         if 'stdout' in kwargs:  # pragma: no cover
  46             raise ValueError('stdout argument not allowed, '
  47                              'it will be overridden.')
  48         process = subprocess.Popen(stdout=subprocess.PIPE,
  49                                    *popenargs, **kwargs)
  50         output, _ = process.communicate()
  51         retcode = process.poll()
  52         if retcode:
  53             cmd = kwargs.get("args")
  54             if cmd is None:
  55                 cmd = popenargs[0]
  56             raise subprocess.CalledProcessError(retcode, cmd,
  57                                                 output=output)
  58         return output
  59     subprocess.check_output = check_output
  60
  61     # overwrite CalledProcessError due to `output`
  62     # keyword not being available (in 2.6)
  63     class CalledProcessError(Exception):
  64
  65         def __init__(self, returncode, cmd, output=None):
  66             self.returncode = returncode
  67             self.cmd = cmd
  68             self.output = output
  69
  70         def __str__(self):
  71             return "Command '%s' returned non-zero exit status %d" % (
  72                 self.cmd, self.returncode)
  73     subprocess.CalledProcessError = CalledProcessError
  74
  75 def options(opt):
  76     opt.load('compiler_cxx')
  77     opt.add_option('--enable-debug', action='store_true', default=False, help='build with debugging information and without optimisation')
  78     opt.add_option('--static', action='store_true', default=False, help='build libsub statically and link statically to dcp')
  79     opt.add_option('--target-windows', action='store_true', default=False, help='set up to do a cross-compile to make a Windows package')
  80     opt.add_option('--disable-tests', action='store_true', default=False, help='disable building of tests')
  81
  82 def configure(conf):
  83     conf.load('compiler_cxx')
  84     conf.load('clang_compilation_database', tooldir=['waf-tools'])
  85     conf.env.append_value('CXXFLAGS', ['-Wall', '-Wextra', '-D_FILE_OFFSET_BITS=64', '-D__STDC_FORMAT_MACROS', '-std=c++11', '-DBOOST_NO_CXX11_SCOPED_ENUMS'])
  86     conf.env.append_value('CXXFLAGS', ['-DLIBSUB_VERSION="%s"' % VERSION])
  87
  88     conf.env.ENABLE_DEBUG = conf.options.enable_debug
  89     conf.env.STATIC = conf.options.static
  90     conf.env.TARGET_WINDOWS = conf.options.target_windows
  91     conf.env.DISABLE_TESTS = conf.options.disable_tests
  92     conf.env.API_VERSION = API_VERSION
  93
  94     if conf.options.target_windows:
  95         conf.env.append_value('CXXFLAGS', '-DLIBSUB_WINDOWS')
  96     else:
  97         conf.env.append_value('CXXFLAGS', '-DLIBSUB_POSIX')
  98
  99     if conf.options.enable_debug:
 100         conf.env.append_value('CXXFLAGS', '-g')
 101     else:
 102         conf.env.append_value('CXXFLAGS', '-O3')
 103
 104     # Disable libxml++ deprecation warnings for now
 105     conf.env.append_value('CXXFLAGS', ['-Wno-deprecated-declarations'])
 106
 107     conf.check_cfg(package='openssl', args='--cflags --libs', uselib_store='OPENSSL', mandatory=True)
 108
 109     if conf.options.static:
 110         conf.check_cfg(package='libdcp-1.0', atleast_version='1.6.2', args='--cflags', uselib_store='DCP', mandatory=True)
 111         conf.env.HAVE_DCP = 1
 112         conf.env.STLIB_DCP = ['dcp-1.0', 'asdcp-carl', 'kumu-carl', 'openjp2']
 113         conf.env.LIB_DCP = ['ssl', 'crypto', 'xmlsec1-openssl', 'xmlsec1']
 114     else:
 115         conf.check_cfg(package='libdcp-1.0', atleast_version='1.6.2', args='--cflags --libs', uselib_store='DCP', mandatory=True)
 116
 117     conf.env.DEFINES_DCP = [f.replace('\\', '') for f in conf.env.DEFINES_DCP]
 118
 119     boost_lib_suffix = ''
 120     if conf.env.TARGET_WINDOWS:
 121         boost_lib_suffix = '-mt'
 122
 123     conf.check_cxx(fragment="""
 124                             #include <boost/version.hpp>\n
 125                             #if BOOST_VERSION < 104500\n
 126                             #error boost too old\n
 127                             #endif\n
 128                             int main(void) { return 0; }\n
 129                             """,
 130                    mandatory=True,
 131                    msg='Checking for boost library >= 1.45',
 132                    okmsg='yes',
 133                    errmsg='too old\nPlease install boost version 1.45 or higher.')
 134
 135     conf.check_cxx(fragment="""
 136                             #include <boost/filesystem.hpp>\n
 137                             int main() { boost::filesystem::copy_file ("a", "b"); }\n
 138                             """,
 139                    msg='Checking for boost filesystem library',
 140                    libpath='/usr/local/lib',
 141                    lib=['boost_filesystem%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 142                    uselib_store='BOOST_FILESYSTEM')
 143
 144     # Find the icu- libraries on the system as we need to link to them when we look for boost locale.
 145     locale_libs = ['boost_locale%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix]
 146     for pkg in subprocess.check_output(['pkg-config', '--list-all']).splitlines():
 147         pkg = pkg.decode('utf-8')
 148         if pkg.startswith("icu"):
 149             for lib in subprocess.check_output(['pkg-config', '--libs-only-l', pkg.split()[0]]).split():
 150                 name = lib[2:]
 151                 if not name in locale_libs:
 152                     locale_libs.append(name.decode('utf-8'))
 153
 154     conf.check_cxx(fragment="""
 155                             #include <boost/locale.hpp>\n
 156                             int main() { boost::locale::conv::to_utf<char> ("a", "cp850"); }\n
 157                             """,
 158                    msg='Checking for boost locale library',
 159                    libpath='/usr/local/lib',
 160                    lib=locale_libs,
 161                    uselib_store='BOOST_LOCALE')
 162
 163     conf.check_cxx(fragment="""
 164                             #include <boost/regex.hpp>\n
 165                             int main() { boost::regex re ("foo"); }\n
 166                             """,
 167                    msg='Checking for boost regex library',
 168                    libpath='/usr/local/lib',
 169                    lib=['boost_regex%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 170                    uselib_store='BOOST_REGEX')
 171
 172     if not conf.env.DISABLE_TESTS:
 173         conf.recurse('test')
 174
 175 def build(bld):
 176     create_version_cc(bld, VERSION)
 177
 178     if bld.env.TARGET_WINDOWS:
 179         boost_lib_suffix = '-mt'
 180     else:
 181         boost_lib_suffix = ''
 182
 183     bld(source='libsub%s.pc.in' % bld.env.API_VERSION,
 184         version=VERSION,
 185         includedir='%s/include/libsub%s' % (bld.env.PREFIX, bld.env.API_VERSION),
 186         libs="-L${libdir} -lsub%s -lboost_system%s" % (bld.env.API_VERSION, boost_lib_suffix),
 187         install_path='${LIBDIR}/pkgconfig')
 188
 189     bld.recurse('src')
 190     if not bld.env.DISABLE_TESTS:
 191         bld.recurse('test')
 192     bld.recurse('tools')
 193
 194     bld.add_post_fun(post)
 195
 196 def dist(ctx):
 197     ctx.excl = 'TODO core *~ .git build .waf* .lock* doc/*~ src/*~ test/ref/*~ __pycache__ GPATH GRTAGS GSYMS GTAGS'
 198
 199 def create_version_cc(bld, version):
 200     if os.path.exists('.git'):
 201         cmd = "LANG= git log --abbrev HEAD^..HEAD ."
 202         output = subprocess.Popen(cmd, shell=True, stderr=subprocess.STDOUT, stdout=subprocess.PIPE).communicate()[0].splitlines()
 203         o = output[0].decode('utf-8')
 204         commit = o.replace ("commit ", "")[0:10]
 205     else:
 206         commit = "release"
 207
 208     try:
 209         text =  '#include "version.h"\n'
 210         text += 'char const * sub::git_commit = \"%s\";\n' % commit
 211         text += 'char const * sub::version = \"%s\";\n' % version
 212         if bld.env.ENABLE_DEBUG:
 213             debug_string = 'true'
 214         else:
 215             debug_string = 'false'
 216         text += 'bool const built_with_debug = %s;\n' % debug_string
 217         print('Writing version information to src/version.cc')
 218         o = open('src/version.cc', 'w')
 219         o.write(text)
 220         o.close()
 221     except IOError:
 222         print('Could not open src/version.cc for writing\n')
 223         sys.exit(-1)
 224
 225 def post(ctx):
 226     if ctx.cmd == 'install':
 227         ctx.exec_command('/sbin/ldconfig')
 228
 229 def tags(bld):
 230     os.system('etags src/*.cc src/*.h')