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af47a77673
following 83ffe6752d, you get a build
error if you lack a system perl Parse::Yapp. Let's make it a configure
failure instead.
Signed-off-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Autobuild-User(master): Andrew Bartlett <abartlet@samba.org>
Autobuild-Date(master): Sun Feb 2 10:09:11 UTC 2020 on sn-devel-184
72 lines
2.1 KiB
Python
72 lines
2.1 KiB
Python
#!/usr/bin/env python
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import os, string
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from samba_utils import MODE_755
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from waflib import Logs, Errors
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# This function checks if a perl module is installed on the system.
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def check_system_perl_module(conf, module, version=None):
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bundle_name = module.replace('::', '_')
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module_check = module
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# Create module string with version
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if version:
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module_check = module + ' ' + str(version)
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# Check if we have to bundle it.
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if conf.LIB_MUST_BE_BUNDLED(bundle_name.lower()):
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return False
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# Check for system perl module
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if conf.check_perl_module(module_check) is None:
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return False
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conf.define('USING_SYSTEM_%s' % bundle_name.upper(), 1)
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return True
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def options(opt):
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return
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def configure(conf):
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# Check if perl(Parse::Yapp::Driver) is available.
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if not check_system_perl_module(conf,
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"Parse::Yapp::Driver",
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1.05):
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raise Errors.WafError('perl module "Parse::Yapp::Driver" not found')
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# yapp is used for building the parser
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if not conf.find_program('yapp', var='YAPP'):
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raise Errors.WafError('yapp not found')
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def build(bld):
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# we want to prefer the git version of the parsers if we can.
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# Only if the source has changed do we want to re-run yapp
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# But we force the developer to use the pidl standalone build
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# to regenerate the files.
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# TODO: only warn in developer mode and if 'git diff HEAD'
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# shows a difference
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warn_about_grammar_changes = ('PIDL_BUILD_WARNINGS' in bld.env and (
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bld.IS_NEWER('idl.yp', 'lib/Parse/Pidl/IDL.pm') or
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bld.IS_NEWER('expr.yp', 'lib/Parse/Pidl/Expr.pm')))
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if warn_about_grammar_changes:
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Logs.warn('''
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Pidl grammar files have changed. Please use the pidl standalone build
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to regenerate them with yapp.
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$ cd ../pidl
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$ perl Makefile.PL
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$ make lib/Parse/Pidl/IDL.pm lib/Parse/Pidl/Expr.pm
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$ git add lib/Parse/Pidl/IDL.pm lib/Parse/Pidl/Expr.pm
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$ git commit
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$ cd -
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If your 100% sure you haven't changed idl.yp and expr.yp
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try this to avoid this message:
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$ touch ../pidl/lib/Parse/Pidl/IDL.pm ../pidl/lib/Parse/Pidl/Expr.pm
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''')
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