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 from waflib import Context
  22
  23 APPNAME = 'libsub'
  24
  25 this_version = subprocess.Popen(shlex.split('git tag -l --points-at HEAD'), stdout=subprocess.PIPE).communicate()[0]
  26 last_version = subprocess.Popen(shlex.split('git describe --tags --abbrev=0'), stdout=subprocess.PIPE).communicate()[0]
  27
  28 if isinstance(this_version, bytes):
  29     this_version = this_version.decode('UTF-8')
  30 if isinstance(last_version, bytes):
  31     last_version = last_version.decode('UTF-8')
  32
  33 if this_version == '':
  34     VERSION = '%sdevel' % last_version[1:].strip()
  35 else:
  36     VERSION = this_version[1:].strip()
  37
  38 API_VERSION = '-1.0'
  39
  40 try:
  41     from subprocess import STDOUT, check_output, CalledProcessError
  42 except ImportError:
  43     # python 2.6 (in Centos 6) doesn't include check_output
  44     # monkey patch it in!
  45     import subprocess
  46     STDOUT = subprocess.STDOUT
  47
  48     def check_output(*popenargs, **kwargs):
  49         if 'stdout' in kwargs:  # pragma: no cover
  50             raise ValueError('stdout argument not allowed, '
  51                              'it will be overridden.')
  52         process = subprocess.Popen(stdout=subprocess.PIPE,
  53                                    *popenargs, **kwargs)
  54         output, _ = process.communicate()
  55         retcode = process.poll()
  56         if retcode:
  57             cmd = kwargs.get("args")
  58             if cmd is None:
  59                 cmd = popenargs[0]
  60             raise subprocess.CalledProcessError(retcode, cmd,
  61                                                 output=output)
  62         return output
  63     subprocess.check_output = check_output
  64
  65     # overwrite CalledProcessError due to `output`
  66     # keyword not being available (in 2.6)
  67     class CalledProcessError(Exception):
  68
  69         def __init__(self, returncode, cmd, output=None):
  70             self.returncode = returncode
  71             self.cmd = cmd
  72             self.output = output
  73
  74         def __str__(self):
  75             return "Command '%s' returned non-zero exit status %d" % (
  76                 self.cmd, self.returncode)
  77     subprocess.CalledProcessError = CalledProcessError
  78
  79 def options(opt):
  80     opt.load('compiler_cxx')
  81     opt.add_option('--enable-debug', action='store_true', default=False, help='build with debugging information and without optimisation')
  82     opt.add_option('--static', action='store_true', default=False, help='build libsub statically and link statically to cxml and dcp')
  83     opt.add_option('--target-windows', action='store_true', default=False, help='set up to do a cross-compile to make a Windows package')
  84     opt.add_option('--disable-tests', action='store_true', default=False, help='disable building of tests')
  85     opt.add_option('--force-cpp11', action='store_true', default=False, help='force use of C++11')
  86
  87 def configure(conf):
  88     conf.load('compiler_cxx')
  89     conf.env.append_value('CXXFLAGS', ['-Wall', '-Wextra', '-D_FILE_OFFSET_BITS=64', '-D__STDC_FORMAT_MACROS'])
  90     if conf.options.force_cpp11:
  91         conf.env.append_value('CXXFLAGS', ['-std=c++11', '-DBOOST_NO_CXX11_SCOPED_ENUMS'])
  92     conf.env.append_value('CXXFLAGS', ['-DLIBSUB_VERSION="%s"' % VERSION])
  93
  94     conf.env.ENABLE_DEBUG = conf.options.enable_debug
  95     conf.env.STATIC = conf.options.static
  96     conf.env.TARGET_WINDOWS = conf.options.target_windows
  97     conf.env.DISABLE_TESTS = conf.options.disable_tests
  98     conf.env.API_VERSION = API_VERSION
  99
 100     if conf.options.enable_debug:
 101         conf.env.append_value('CXXFLAGS', '-g')
 102     else:
 103         conf.env.append_value('CXXFLAGS', '-O3')
 104
 105     # Disable libxml++ deprecation warnings for now
 106     conf.env.append_value('CXXFLAGS', ['-Wno-deprecated-declarations'])
 107
 108     conf.check_cfg(package='openssl', args='--cflags --libs', uselib_store='OPENSSL', mandatory=True)
 109
 110     if conf.options.static:
 111         conf.check_cfg(package='libcxml', atleast_version='0.14.0', args='--cflags', uselib_store='CXML', mandatory=True)
 112         conf.env.HAVE_CXML = 1
 113         conf.env.LIB_CXML = ['glibmm-2.4', 'glib-2.0', 'pcre', 'sigc-2.0', 'rt', 'xml++-2.6', 'xml2', 'pthread', 'lzma', 'dl', 'z']
 114         conf.env.STLIB_CXML = ['cxml']
 115         conf.check_cfg(package='libdcp-1.0', atleast_version='1.4.4', args='--cflags', uselib_store='DCP', mandatory=True)
 116         conf.env.HAVE_DCP = 1
 117         conf.env.STLIB_DCP = ['dcp-1.0', 'asdcp-cth', 'kumu-cth', 'openjp2']
 118         conf.env.LIB_DCP = ['ssl', 'crypto', 'xmlsec1-openssl', 'xmlsec1']
 119     else:
 120         conf.check_cfg(package='libcxml', atleast_version='0.15.2', args='--cflags --libs', uselib_store='CXML', mandatory=True)
 121         conf.check_cfg(package='libdcp-1.0', atleast_version='1.4.4', args='--cflags --libs', uselib_store='DCP', mandatory=True)
 122
 123     conf.env.DEFINES_DCP = [f.replace('\\', '') for f in conf.env.DEFINES_DCP]
 124
 125     boost_lib_suffix = ''
 126     if conf.env.TARGET_WINDOWS:
 127         boost_lib_suffix = '-mt'
 128
 129     conf.check_cxx(fragment="""
 130                             #include <boost/version.hpp>\n
 131                             #if BOOST_VERSION < 104500\n
 132                             #error boost too old\n
 133                             #endif\n
 134                             int main(void) { return 0; }\n
 135                             """,
 136                    mandatory=True,
 137                    msg='Checking for boost library >= 1.45',
 138                    okmsg='yes',
 139                    errmsg='too old\nPlease install boost version 1.45 or higher.')
 140
 141     conf.check_cxx(fragment="""
 142                             #include <boost/filesystem.hpp>\n
 143                             int main() { boost::filesystem::copy_file ("a", "b"); }\n
 144                             """,
 145                    msg='Checking for boost filesystem library',
 146                    libpath='/usr/local/lib',
 147                    lib=['boost_filesystem%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 148                    uselib_store='BOOST_FILESYSTEM')
 149
 150     # Find the icu- libraries on the system as we need to link to them when we look for boost locale.
 151     locale_libs = ['boost_locale%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix]
 152     for pkg in subprocess.check_output(['pkg-config', '--list-all']).splitlines():
 153         pkg = pkg.decode('utf-8')
 154         if pkg.startswith("icu"):
 155             for lib in subprocess.check_output(['pkg-config', '--libs-only-l', pkg.split()[0]]).split():
 156                 name = lib[2:]
 157                 if not name in locale_libs:
 158                     locale_libs.append(name.decode('utf-8'))
 159
 160     conf.check_cxx(fragment="""
 161                             #include <boost/locale.hpp>\n
 162                             int main() { boost::locale::conv::to_utf<char> ("a", "cp850"); }\n
 163                             """,
 164                    msg='Checking for boost locale library',
 165                    libpath='/usr/local/lib',
 166                    lib=locale_libs,
 167                    uselib_store='BOOST_LOCALE')
 168
 169     conf.check_cxx(fragment="""
 170                             #include <boost/regex.hpp>\n
 171                             int main() { boost::regex re ("foo"); }\n
 172                             """,
 173                    msg='Checking for boost regex library',
 174                    libpath='/usr/local/lib',
 175                    lib=['boost_regex%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
 176                    uselib_store='BOOST_REGEX')
 177
 178     if not conf.env.DISABLE_TESTS:
 179         conf.recurse('test')
 180
 181 def build(bld):
 182     create_version_cc(bld, VERSION)
 183
 184     if bld.env.TARGET_WINDOWS:
 185         boost_lib_suffix = '-mt'
 186     else:
 187         boost_lib_suffix = ''
 188
 189     bld(source='libsub%s.pc.in' % bld.env.API_VERSION,
 190         version=VERSION,
 191         includedir='%s/include/libsub%s' % (bld.env.PREFIX, bld.env.API_VERSION),
 192         libs="-L${libdir} -lsub%s -lboost_system%s" % (bld.env.API_VERSION, boost_lib_suffix),
 193         install_path='${LIBDIR}/pkgconfig')
 194
 195     bld.recurse('src')
 196     if not bld.env.DISABLE_TESTS:
 197         bld.recurse('test')
 198     bld.recurse('tools')
 199
 200     bld.add_post_fun(post)
 201
 202 def dist(ctx):
 203     ctx.excl = 'TODO core *~ .git build .waf* .lock* doc/*~ src/*~ test/ref/*~ __pycache__ GPATH GRTAGS GSYMS GTAGS'
 204
 205 def create_version_cc(bld, version):
 206     if os.path.exists('.git'):
 207         cmd = "LANG= git log --abbrev HEAD^..HEAD ."
 208         output = subprocess.Popen(cmd, shell=True, stderr=subprocess.STDOUT, stdout=subprocess.PIPE).communicate()[0].splitlines()
 209         o = output[0].decode('utf-8')
 210         commit = o.replace ("commit ", "")[0:10]
 211     else:
 212         commit = "release"
 213
 214     try:
 215         text =  '#include "version.h"\n'
 216         text += 'char const * sub::git_commit = \"%s\";\n' % commit
 217         text += 'char const * sub::version = \"%s\";\n' % version
 218         if bld.env.ENABLE_DEBUG:
 219             debug_string = 'true'
 220         else:
 221             debug_string = 'false'
 222         text += 'bool const built_with_debug = %s;\n' % debug_string
 223         print('Writing version information to src/version.cc')
 224         o = open('src/version.cc', 'w')
 225         o.write(text)
 226         o.close()
 227     except IOError:
 228         print('Could not open src/version.cc for writing\n')
 229         sys.exit(-1)
 230
 231 def post(ctx):
 232     if ctx.cmd == 'install':
 233         ctx.exec_command('/sbin/ldconfig')
 234
 235 def tags(bld):
 236     os.system('etags src/*.cc src/*.h')