211 lines
7.6 KiB
Python
211 lines
7.6 KiB
Python
#
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# SCons python library: wxWidgets configuration
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#
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# \author Willem van Engen <wvengen@stack.nl>
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# \date created 2006/10/16
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# \version v 1.3.2.2 2006/11/24 14:26:47 willem Exp
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#
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import os, os.path
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import re
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import glob
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import string
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# Runs a system command and returns return value and output
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def SystemBacktick(program):
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# Run and return result
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pipe = os.popen(program + ' 2>&1') # TODO: properly redirect stderr to stdout
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output = pipe.read()
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retcode = pipe.close() or 0
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return [retcode, output]
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def SystemWXConfig(env, args):
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if env['PLATFORM'] == 'win32':
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return SystemBacktick(env['wxconfig']+' --wxcfg='+env['ENV']['WXCFG']+' '+args+env['wxconfig_postargs'])
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else:
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return SystemBacktick(env['wxconfig']+' '+args+env['wxconfig_postargs'])
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# Check version of wx-config
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# It succeeds with a warning if version check failed.
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def CheckWXConfigVersion(context, version):
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releaseversion = SystemWXConfig(context.env,'--release')[1]
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try:
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if float(version) > float(releaseversion.strip()):
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return False
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except (ValueError, TypeError):
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context.Message('version check failed, but ok... ')
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return True
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return True
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# Check if requested components exist in wxWidgets
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def CheckWXConfigComponents(context, libraries):
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# set components, method depending on wxWidgets version
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if CheckWXConfigVersion(context, '2.6'):
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context.env['wxconfig_postargs'] += ' '+string.join(libraries,',')
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return SystemWXConfig(context.env, '--libs ')[0] == 0
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# version 2.4 or below, only gl is an optional component with special flag
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if 'gl' in libraries:
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context.env['wxconfig'] += ' --gl-libs'
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return SystemWXConfig(context.env, '--libs')[0] == 0
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# no optional components can be checked, it should be allright
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return True
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# Find wx-config with suitable settings. It tries to use a debug configuration if requested,
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# but reverts to release or default when that fails.
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def CheckWXConfigWin(context, version, debug):
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context.Message('Checking for wxWidgets >= %s... '%version)
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# Some environment variables are required for wx-config to work, check them.
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if 'WXWIN' not in context.env['ENV']:
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# TODO: maybe try some default location like "C:\Program Files\wxWidgets-*" or registry
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context.Message('please set WXWIN in environment... ')
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return False
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# If there's no WXCFG, either there is only one config or we try to find out.
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if 'WXCFG' not in context.env['ENV']:
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# TODO: try to find one in some sensible order from alternatives
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# Current guess is: visual studio static, non-unicode
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# Try debugging version first if requested, else fallback to release
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if debug:
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context.env['ENV']['WXCFG'] = 'vc_lib\mswd'
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if SystemWXConfig(context.env,'--libs')[0] == 0:
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return CheckWXConfigVersion(context, version)
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# Non-debug
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context.env['ENV']['WXCFG'] = 'vc_lib\msw'
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if SystemWXConfig(context.env,'--libs')[0] == 0:
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# this is the only configuration: use it
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return CheckWXConfigVersion(context, version)
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context.Message('please set WXCFG in environment... ')
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return False
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# WXCFG is in environment, nice.
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# Try a debugging version if requested: postfix WXCFG with 'd'
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if debug:
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oldwxcfg = context.env['ENV']['WXCFG']
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context.env['ENV']['WXCFG'] += 'd'
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if SystemWXConfig(context.env,'--libs')[0] == 0:
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return CheckWXConfigVersion(context, version)
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# Failed: revert to plain WXCFG, use existing environment
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context.env['ENV']['WXCFG'] = oldwxcfg
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if SystemWXConfig(context.env,'--libs')[0] == 0:
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return CheckWXConfigVersion(context, version)
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# Everything failed ...
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return False
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def CheckWXConfigPosixFind(context, debug):
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# Find a wx-config compatible pathname
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# wx*-config --> wx*-[0-9]+\.[0-9]+-config / wx<platform>-<version>-config
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if (context.env['wxconfig']):
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return context.env['wxconfig']
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dbglist = []
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rellist = []
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cfgre = re.compile('.*?\/wx(\w+?)(d?)-(\d+\.\d+)-config')
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for dir in context.env['ENV']['PATH'].split(':'):
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for cfgprog in glob.glob(os.path.join(dir,'wx*-config')):
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m = cfgre.match(cfgprog)
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if m and not m.group(1) == 'base':
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# add to either debug or release list
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if m.group(2) == 'release':
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rellist.append(cfgprog)
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else:
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dbglist.append(cfgprog)
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# TODO: sort on version
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# Now pick the right one
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if debug and len(dbglist)>0:
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return dbglist[0]
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if len(rellist)>0:
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return rellist[0]
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# Too bad
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return False
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def CheckWXConfigPosix(context, version, debug):
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# TODO: try several wx-config names
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context.Message('Checking for wxWidgets >= %s... '%version)
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# If supplied wx-config doesn't work, try to find another one
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if SystemWXConfig(context.env,'--libs')[0] != 0:
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wx_prog = CheckWXConfigPosixFind(context, debug)
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if not wx_prog:
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context.Message('not found... ')
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return False
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context.env['wxconfig'] = wx_prog
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if not debug:
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return CheckWXConfigVersion(context, version)
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# use `wx-config --debug` if it's in its help
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helpoutput = SystemWXConfig(context.env,'--help')[1]
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if helpoutput.find('--debug') != -1:
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context.Message('--debug ')
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if SystemWXConfig(context.env,'--debug --libs')[0] == 0:
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context.env['wxconfig'] = context.env['wxconfig'] +' --debug'
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return CheckWXConfigVersion(context, version)
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# If it's plain wx-config, we may need to look for another one for debugging
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if context.env['wxconfig'] == 'wx-config':
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wx_prog = CheckWXConfigPosixFind(context, debug)
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if wx_prog:
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context.env['wxconfig'] = wx_prog
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# TODO: possibly warning message when using release instead of debug
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return CheckWXConfigVersion(context, version)
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def CheckWXConfig(context, version, components, debug = False):
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context.env['wxconfig_postargs']= ''
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# Try to find it in path
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try:
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context.env['wxconfig']
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except KeyError:
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wx_prog = context.env.WhereIs('wx-config')
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if wx_prog == None:
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# You could supply wx-config.exe as a fallback option.
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#wx_prog = os.path.join('scons','wx-config')
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context.Message('wx-config not found...')
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return False
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context.env['wxconfig'] = wx_prog
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# Get wx-config invocation and check version
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if context.env['PLATFORM'] == 'win32':
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res = CheckWXConfigWin(context, version, debug)
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else:
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res = CheckWXConfigPosix(context, version, debug)
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# Make sure we have the required libraries
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if res:
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res = CheckWXConfigComponents(context, components)
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if not res:
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context.Message('not all components found ['+string.join(components,',')+']... ')
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context.Result(res)
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return int(res)
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def ParseWXConfig(env):
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# Windows doesn't work with ParseConfig (yet) :(
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if env['PLATFORM'] == 'win32':
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# Use wx-config, yay!
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# ParseConfig() on windows is broken, so the following is done instead
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cflags = SystemWXConfig(env,'--cxxflags')[1]
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env.AppendUnique(CPPFLAGS = cflags.strip().split(' '))
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libs = SystemWXConfig(env,'--libs')[1]
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env.AppendUnique(LINKFLAGS = libs.strip().split(' '))
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else:
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# Here ParseConfig should really work
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env.ParseConfig(env['wxconfig']+' --cxxflags --libs'+env['wxconfig_postargs'])
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