Ichthyostega
685a9b84ee
Benefits - get rid of yet another pervasive Boost dependency - define additional more fine grained policies (move only, clonable)
164 lines
7.1 KiB
Python
164 lines
7.1 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'): # note librt is usually installed with libc6
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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/lexical_cast.hpp'):
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problems.append('We need boost::lexical_cast')
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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', '1.4'):
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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-3.0', '3.10'):
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problems.append('Unable to configure the mm-bindings for GTK-3')
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if not conf.CheckPkgConfig('glibmm-2.4', '2.39'):
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problems.append('Unable to configure the mm-bindings for Glib')
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if not conf.CheckPkgConfig('sigc++-2.0', '2.2.10'):
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problems.append('Need the signal-slot-binding library SigC++2')
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if not conf.CheckPkgConfig('glib-2.0', '2.40'):
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problems.append('Need a suitable Glib version.')
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if not conf.CheckPkgConfig('gthread-2.0', '2.40'):
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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', '1.10'):
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problems.append('Unable to configure Cairo--')
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verGDL = '3.8' # lowered requirements to allow building on Ubuntu/Trusty & Mint (was originally '3.12')
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verGDLmm = '3.7.3'
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urlGDLmm = 'http://ftp.gnome.org/pub/GNOME/sources/gdlmm/'
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urlGDLmmDEB = 'http://lumiera.org/debian/'
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if not conf.CheckPkgConfig('gdl-3.0', verGDL):
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problems.append('GNOME Docking Library not found. We need at least GDL %s '
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'and suitable C++ ("mm")-bindings (GDLmm >=%s)' % (verGDL, verGDLmm))
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if not conf.CheckPkgConfig('gdlmm-3.0', verGDLmm, alias='gdl'):
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problems.append('We need the C++ bindings for GDL by Fabien Parent: GDLmm >=%s '
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'(either from GNOME %s or use the debian package from %s)' %
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(verGDLmm, urlGDLmm, urlGDLmmDEB))
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if not conf.CheckPkgConfig('librsvg-2.0', '2.30'):
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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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# NOTE the following dependencies where for the video displayer widget.
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# As of 11/2015 this is broken and disabled. Might be obsolete....
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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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