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f88bf4f554
Due to recent changes, setting xxx_compiler in configure() had no effect. This commit fixes the problem and changes the examples to show setting the xxx_compiler variables at the top level of the wscript, so that the default compilers are correctly reported in the help output.
80 lines
2.2 KiB
Python
80 lines
2.2 KiB
Python
#!/usr/bin/env python
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# encoding: utf-8
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# Carlos Rafael Giani, 2007 (dv)
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# Thomas Nagy, 2010 (ita)
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"""
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Try to detect a D compiler from the list of supported compilers::
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def options(opt):
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opt.load('compiler_d')
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def configure(cnf):
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cnf.load('compiler_d')
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def build(bld):
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bld.program(source='main.d', target='app')
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Only three D compilers are really present at the moment:
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* gdc
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* dmd, the ldc compiler having a very similar command-line interface
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* ldc2
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"""
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import os, sys, imp, types, re
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from waflib import Utils, Configure, Options, Logs
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d_compiler = {
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'default' : ['gdc', 'dmd', 'ldc2']
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}
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"""
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Dict mapping the platform names to lists of names of D compilers to try, in order of preference::
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from waflib.Tools.compiler_d import d_compiler
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d_compiler['default'] = ['gdc', 'dmd', 'ldc2']
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"""
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def default_compilers():
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build_platform = Utils.unversioned_sys_platform()
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possible_compiler_list = d_compiler.get(build_platform, d_compiler['default'])
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return ' '.join(possible_compiler_list)
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def configure(conf):
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"""
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Try to find a suitable D compiler or raise a :py:class:`waflib.Errors.ConfigurationError`.
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"""
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try: test_for_compiler = conf.options.check_d_compiler or default_compilers()
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except AttributeError: conf.fatal("Add options(opt): opt.load('compiler_d')")
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for compiler in re.split('[ ,]+', test_for_compiler):
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conf.env.stash()
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conf.start_msg('Checking for %r (D compiler)' % compiler)
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try:
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conf.load(compiler)
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except conf.errors.ConfigurationError as e:
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conf.env.revert()
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conf.end_msg(False)
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Logs.debug('compiler_d: %r' % e)
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else:
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if conf.env.D:
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conf.end_msg(conf.env.get_flat('D'))
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conf.env['COMPILER_D'] = compiler
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break
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conf.end_msg(False)
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else:
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conf.fatal('could not configure a D compiler!')
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def options(opt):
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"""
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Restrict the compiler detection from the command-line::
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$ waf configure --check-d-compiler=dmd
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"""
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test_for_compiler = default_compilers()
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d_compiler_opts = opt.add_option_group('Configuration options')
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d_compiler_opts.add_option('--check-d-compiler', default=None,
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help='list of D compilers to try [%s]' % test_for_compiler, dest='check_d_compiler')
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for x in test_for_compiler.split():
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opt.load('%s' % x)
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