Ichthyostega
361a78c478
we still don't check for the precise boost version number in the SCons configuration. We might do so in future, but for now our policy is that precise version dependency checking is the business of the packager (i.e. the debian package). The SCons build just has to ensure the absolute necessary baseline
155 lines
6.6 KiB
Python
155 lines
6.6 KiB
Python
# -*- python -*-
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##
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## Platform.py - SCons build: platform configuration and library detection
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##
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# Copyright (C) Lumiera.org
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# 2012, Hermann Vosseler <Ichthyostega@web.de>
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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#####################################################################
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from SCons.Script import Exit
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from Buildhelper import isCleanupOperation, isHelpRequest
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def configure(env):
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""" locate required libraries.
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setup platform specific options.
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Abort build in case of failure.
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"""
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if isCleanupOperation(env) or isHelpRequest():
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return env # skip configure in these cases
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conf = env.Configure()
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# run all configuration checks in the build environment defined thus far
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# Perform checks for prerequisites --------------------------------------------
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problems = []
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if not conf.TryAction('pkg-config --version > $TARGET')[0]:
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problems.append('We need pkg-config for including library configurations, exiting.')
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if not conf.CheckLibWithHeader('m', 'math.h','C'):
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problems.append('Did not find math.h / libm.')
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if not conf.CheckLibWithHeader('dl', 'dlfcn.h', 'C'):
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problems.append('Functions for runtime dynamic loading not available.')
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if not conf.CheckLibWithHeader('pthread', 'pthread.h', 'C'):
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problems.append('Did not find the pthread lib or pthread.h.')
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else:
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conf.env.Append(CPPFLAGS = ' -DHAVE_PTHREAD')
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conf.env.Append(CCFLAGS = ' -pthread')
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if not conf.CheckLib(symbol='clock_gettime', library='rt'):
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problems.append('We expect the POSIX realtime extensions to be available through librt. ' +
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'Unable to use clock_gettime()')
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if conf.CheckCHeader('execinfo.h'):
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conf.env.Append(CPPFLAGS = ' -DHAVE_EXECINFO_H')
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if conf.CheckCHeader('valgrind/valgrind.h'):
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conf.env.Append(CPPFLAGS = ' -DHAVE_VALGRIND_H')
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else:
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print 'Valgrind not found. The use of Valgrind is optional; building without.'
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if not conf.CheckPkgConfig('nobugmt', 201008.1):
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problems.append('Did not find NoBug [http://nobug.pipapo.org/].')
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else:
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conf.env.mergeConf('nobugmt')
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if not conf.CheckCXXHeader('memory'):
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problems.append('We rely on the C++11 smart-pointers.')
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if not conf.CheckCXXHeader('functional'):
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problems.append('We rely on the C++11 functor objects.')
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if not conf.CheckCXXHeader('boost/config.hpp'):
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problems.append('We need the C++ boost-libraries.')
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else:
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if not conf.CheckCXXHeader('boost/noncopyable.hpp'):
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problems.append('We need boost::noncopyable')
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if not conf.CheckCXXHeader('boost/lexical_cast.hpp'):
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problems.append('We need boost::lexical_cast')
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if not conf.CheckCXXHeader('boost/scoped_ptr.hpp'):
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problems.append('We need boost::scoped_ptr (scoped_ptr.hpp).')
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if not conf.CheckCXXHeader('boost/format.hpp'):
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problems.append('We need boost::format (header).')
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if not conf.CheckLibWithHeader('boost_program_options','boost/program_options.hpp','C++'):
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problems.append('We need boost::program_options (including binary lib for linking).')
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if not conf.CheckLibWithHeader('boost_system','boost/system/error_code.hpp','C++'):
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problems.append('We need the boost::system support library (including binary lib).')
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if not conf.CheckLibWithHeader('boost_filesystem','boost/filesystem.hpp','C++'):
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problems.append('We need the boost::filesystem lib (including binary lib for linking).')
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if not conf.CheckLibWithHeader('boost_regex','boost/regex.hpp','C++'):
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problems.append('We need the boost regular expression lib (incl. binary lib for linking).')
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if not conf.CheckPkgConfig('gavl', 1.0):
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problems.append('Did not find Gmerlin Audio Video Lib [http://gmerlin.sourceforge.net/gavl.html].')
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else:
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conf.env.mergeConf('gavl')
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if not conf.CheckPkgConfig('alsa', '1.0.23'):
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problems.append('Support for ALSA sound output is required')
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if not conf.CheckPkgConfig('gtkmm-2.4', 2.8):
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problems.append('Unable to configure GTK--')
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if not conf.CheckPkgConfig('glibmm-2.4', '2.16'):
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problems.append('Unable to configure Lib glib--')
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if not conf.CheckPkgConfig('gthread-2.0', '2.12.4'):
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problems.append('Need gthread support lib for glib-- based thread handling.')
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if not conf.CheckPkgConfig('cairomm-1.0', 0.6):
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problems.append('Unable to configure Cairo--')
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verGDL = '2.27.1'
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if not conf.CheckPkgConfig('gdl-1.0', verGDL, alias='gdl'):
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print 'No sufficiently recent (>=%s) version of GDL found. Maybe use custom package gdl-lum?' % verGDL
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if not conf.CheckPkgConfig('gdl-lum', verGDL, alias='gdl'):
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problems.append('GNOME Docking Library not found. We either need a sufficiently recent GDL '
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'version (>=%s), or the custom package "gdl-lum" from Lumiera.org.' % verGDL)
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if not conf.CheckPkgConfig('librsvg-2.0', '2.18.1'):
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problems.append('Need rsvg Library for rendering icons.')
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if not conf.CheckCHeader(['X11/Xutil.h', 'X11/Xlib.h'],'<>'):
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problems.append('Xlib.h and Xutil.h required. Please install libx11-dev.')
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if not conf.CheckPkgConfig('xv') : problems.append('Need libXv...')
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if not conf.CheckPkgConfig('x11') : problems.append('Need X-lib...') # for the xvdisplayer widget
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if not conf.CheckPkgConfig('xext'): problems.append('Need libXext.')
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# report missing dependencies
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if problems:
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print "*** unable to build due to the following problems:"
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for isue in problems:
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print " * %s" % isue
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print
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print "build aborted."
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Exit(1)
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print "** Gathered Library Info: %s" % conf.env.libInfo.keys()
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# create new env containing the finished configuration
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return conf.Finish()
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