2011-11-22 21:28:15 +00:00
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# -*- mode: python -*-
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# DOOM build script
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# TTimo <ttimo@idsoftware.com>
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# http://scons.sourceforge.net
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# various GL-related code:
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# GL logging functions (used on all platforms)
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# GLimp code (Linux only)
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# The C code is generated using M4 macros from a description of the GL API
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# on win32, the logging functions are generated ones and kept in the source
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# on other platforms, scons generates on the fly at build time
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import time
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Import('GLOBALS')
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Import(GLOBALS)
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# NOTE: make sure the .api files are in LF line endings, CRLF isn't working so well
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def build_logfuncs(env, target, source):
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import os, sys
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# search for the module - source repository might make things harder
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gllog_path = 'sys/gllog'
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if ( not os.path.exists( gllog_path + '/logfunc.py' ) ):
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gllog_path = '/var/local/Doom/neo/sys/gllog'
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sys.path.append( gllog_path )
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from logfunc import do_logfunc
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f_out = open('%s' % target[0], 'w')
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f_out.write('// generated file, do not modify!\n')
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f_out.write('// ' + time.asctime() + '\n')
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f_out.write('// see SConscript.gl and sys/gllog/\n\n')
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f_in = open( gllog_path + '/gl.api', 'r')
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do_logfunc(f_in, f_out)
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f_in.close()
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2011-12-06 18:20:15 +00:00
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2011-11-22 21:28:15 +00:00
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f_out.write('\n#ifdef __linux__\n\n')
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f_in = open( gllog_path + '/glX.api', 'r')
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do_logfunc(f_in, f_out)
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f_in.close()
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f_out.write('\n#endif\n\n')
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2011-12-06 18:20:15 +00:00
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2011-11-22 21:28:15 +00:00
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f_out.write('\n#ifdef WIN32\n\n')
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f_in = open( gllog_path + '/wgl.api', 'r')
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do_logfunc(f_in, f_out)
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f_in.close()
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f_out.write('\n#endif\n\n')
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2011-12-06 18:20:15 +00:00
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2011-11-22 21:28:15 +00:00
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f_out.close()
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2011-12-06 18:20:15 +00:00
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2011-11-22 21:28:15 +00:00
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print 'Generated %s' % target[0]
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gl_env = g_env.Clone()
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gl_env.Append( CPPPATH = '#' )
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gl_env.Append( CPPFLAGS = '-DGLIMP' )
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if ( local_dedicated == 1 ):
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gl_env.Append( CPPFLAGS = '-DID_DEDICATED' )
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# general M4 builder setup
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# files we are going to generate from their M4 counterparts
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m4_list = (
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'../gllog/gl_extensions.cpp',
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'../linux/glimp_dlopen.cpp',
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'../linux/glimp_logging.cpp',
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'../linux/glimp_stub.cpp',
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'../linux/glimp_local.h' )
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for i_m4 in m4_list:
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gl_env.M4( i_m4, i_m4 + '.m4' )
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gl_env.Depends( i_m4, '../gllog/gl_def.m4' )
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# enable if you need to generate again
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# FIXME: conflicts when several environements are used. move that to seperate script
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#enforce = gl_env.M4( '#sys/linux/qgl_enforce.h', '../linux/qgl_enforce.h.m4' )
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#gl_env.Depends( enforce, '../gllog/gl_def.m4' )
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# logging functions, python generated ( that's beyond my m4-fu )
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gl_env.Depends( '../linux/glimp_logging.cpp', '../linux/glimp_logfuncs.cpp' )
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logfuncs = gl_env.Command( '../linux/glimp_logfuncs.cpp', '../gllog/logfunc.py', build_logfuncs )
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gl_env.Depends( logfuncs, '../gllog/gl_def.m4' )
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sources = []
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sources.append( '../gllog/gl_extensions.cpp' )
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if ( local_dedicated == 1 ):
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sources.append( '../linux/glimp_stub.cpp' )
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else:
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sources.append( '../linux/glimp_dlopen.cpp' )
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sources.append( '../linux/glimp_logging.cpp' )
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#if ( DEDICATED != '0' ):
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# sources.append( '../linux/glimp_stub.cpp' )
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#
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#if ( GL_HARDLINK == '0' ):
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# sources.append( '../linux/glimp_dlopen.cpp' )
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# sources.append( '../linux/glimp_logging.cpp' )
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lib = gl_env.StaticLibrary( 'glimp', sources )
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#gl_env.Install( '../..', lib )
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