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#!/usr/bin/python3
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# -*- coding:utf-8 -*-
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#
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# Copyright (C) 2017 Björn Esser <besser82@fedoraproject.org>
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#
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# based on cmake.prov, which is
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# Copyright (C) 2015 Daniel Vrátil <dvratil@redhat.com>
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# Copyright (C) 2017 Daniel Vrátil <dvratil@fedoraproject.org>
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#
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU Library General Public License as
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# published by the Free Software Foundation; either version 2 of the
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# 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 Library General Public
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# License along with this program; if not, write to the
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# Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
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#
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import sys
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import re
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import subprocess
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class CMakeParser:
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    def __init__(self, filelist = None):
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        if filelist == None:
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            filelist = sys.stdin
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        has_module = False
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        is_arched = False
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        isa_suf = subprocess.check_output(["/usr/bin/rpm", "-E %{?_isa}"]).decode().strip()
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        paths = map(lambda x: x.rstrip(), filelist.readlines())
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        for path in paths:
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            modulePath, cmakeModule, lowercase = self.parseCmakeModuleConfig(path)
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            if modulePath and cmakeModule:
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                has_module = True
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                if re.match(".*/usr/lib(64)?/cmake/.*", modulePath):
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                    is_arched = True
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        if has_module:
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            if is_arched:
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                print("cmake-filesystem%s" % isa_suf)
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            else:
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                print("cmake-filesystem")
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    def parseCmakeModuleConfig(self, configFile):
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        paths = configFile.rsplit("/", 3)
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        modulePath = "%s/cmake/%s" % (paths[0], paths[2])
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        cfgFile = paths[3]
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        if cfgFile.endswith("Config.cmake"):
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           return (modulePath, cfgFile[0:-len("Config.cmake")], False)
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        elif cfgFile.endswith("-config.cmake"):
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           return (modulePath, cfgFile[0:-len("-config.cmake")], True)
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        else:
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            return (None, None, False)
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if __name__ == "__main__":
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    parser = CMakeParser()