772 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			772 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
# -*- python -*-
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#==============================================================================
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# Copyright (C) 2011 by Denys Duchier
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#
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# This program is free software: you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free Software
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# Foundation, either version 3 of the License, or (at your option) any later
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# version.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
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# details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program.  If not, see <http://www.gnu.org/licenses/>.
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#==============================================================================
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import re
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NOTICE_CC = """// -*- c++ -*-
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//=============================================================================
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// Copyright (C) 2011 by Denys Duchier
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//
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// This program is free software: you can redistribute it and/or modify it
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// under the terms of the GNU Lesser General Public License as published by the
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// Free Software Foundation, either version 3 of the License, or (at your
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// option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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// more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with this program.  If not, see <http://www.gnu.org/licenses/>.
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//=============================================================================
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"""
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NOTICE_PROLOG="""%% -*- prolog -*-
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%%=============================================================================
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%% Copyright (C) 2011 by Denys Duchier
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%%
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%% This program is free software: you can redistribute it and/or modify it
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%% under the terms of the GNU Lesser General Public License as published by the
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%% Free Software Foundation, either version 3 of the License, or (at your
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%% option) any later version.
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%%
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%% This program is distributed in the hope that it will be useful, but WITHOUT
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%% ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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%% FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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%% more details.
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%%
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%% You should have received a copy of the GNU Lesser General Public License
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%% along with this program.  If not, see <http://www.gnu.org/licenses/>.
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%%=============================================================================
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"""
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def prolog_print_notice():
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    print(NOTICE_PROLOG)
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def cc_print_notice():
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    print(NOTICE_CC)
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def islegal(a):
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    return a[0].islower() and a.replace("_","a").isalnum() or a[0] == '\'' and a[len(a)-1] == '\''
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class Type(object):
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    DEFAULT   = re.compile("""^(.+)=(.+)$""")
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    CONST     = re.compile("""^const\\b(.+)$""")
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    UNSIGNED  = re.compile("""^unsigned\\b(.+)$""")
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    REFERENCE = re.compile("""^(.+)&$""")
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    def __init__(self, text):
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        # type: (object) -> object
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        if isinstance(text, Type):
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            self.clone_from(text)
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            return
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        text = text.strip()
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        m = self.DEFAULT.match(text)
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        if m:
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            self.default = m.group(2).strip()
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            text = m.group(1).strip()
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        else:
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            self.default = None
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        m = self.CONST.match(text)
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        if m:
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            self.const = True
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            text = m.group(1).strip()
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        else:
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            self.const = False
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        m = self.UNSIGNED.match(text)
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        if m:
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            self.unsigned = True
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            text = m.group(1).strip()
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        else:
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            self.unsigned = False
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        m = self.REFERENCE.match(text)
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        if m:
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            self.reference = True
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            text = m.group(1).strip()
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        else:
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            self.reference = False
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        self.type = text
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    def __str__(self):
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        l = []
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        if self.const: l.append("const ")
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        if self.unsigned: l.append("unsigned ")
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        l.append(self.type)
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        if self.reference: l.append("&")
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        if self.default is not None:
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            l.append("=")
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            l.append(self.default)
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        return ''.join(l)
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    def clone_from(self, other):
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        self.const = other.const
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        self.unsigned = other.unsigned
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        self.type = other.type
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        self.reference = other.reference
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        self.default = other.default
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    def clone(self):
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        return type(self)(self)
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class Constraint(object):
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    DECL = re.compile("""^([^(]+)\\b(\w+)\((.*)\);$""")
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    ARG  = re.compile("""((?:[^,<(]|<[^>]*>|\([^)]*\))+),?""")
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    def __init__(self, line):
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        # type: (object) -> object
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        if isinstance(line, Constraint):
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            self.clone_from(line)
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            return
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        line = line.strip()
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        m = self.DECL.match(line)
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        self.rettype = Type(m.group(1).strip())
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        self.name = m.group(2)
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        argtypes = []
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        for x in self.ARG.finditer(m.group(3).strip()):
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            argtypes.append(Type(x.group(1)))
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        self.argtypes = tuple(argtypes)
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        self.api = None
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    def __str__(self):
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        l = []
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        l.append(str(self.rettype))
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        l.append(" ")
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        l.append(self.name)
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        sep = "("
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        for x in self.argtypes:
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            l.append(sep)
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            sep = ", "
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            l.append(str(x))
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        l.append(")")
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        if self.api is not None:
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            l.append(" -> ")
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            l.append(self.api)
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        l.append(";")
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        return ''.join(l)
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    def clone_from(self, other):
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        self.rettype = other.rettype.clone()
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        self.name = other.name
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        self.argtypes = tuple(t.clone() for t in other.argtypes)
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    def clone(self):
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        return type(self)(self)
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COMMENT = re.compile("""^\\s*//.*$""")
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def load_decls(filename):
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    decls = []
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    for line in open(filename):
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        line = line.strip()
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        if not line: continue
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        m = COMMENT.match(line)
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        if m: continue
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        decls.append(Constraint(line))
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    return decls
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class DeclsLoader(object):
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    def __init__(self, filename):
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        # type: (object) -> object
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        self.decls = load_decls(filename)
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    def print_decls(self):
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        for con in self.decls:
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            print(str(con))
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class PredGenerator(DeclsLoader):
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    OMIT = ()
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        # "VarBranchOptions",
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        #     "ValBranchOptions",
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        #     "TieBreakVarBranch<IntVarBranch>",
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        #     "TieBreak<IntVarBranch>",
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        #     "TieBreak<FloatVarBranch>",
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        #     "TieBreak<SetVarBranch>",
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        #     "TieBreak<BoolVarBranch>",
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        #     "TieBreakVarBranchOptions",
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        #     "TieBreakVarBranch<SetVarBranch>")
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    def __init__(self, filename):
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        # type: (object) -> object
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        super(PredGenerator, self).__init__(filename)
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        self._change_home_to_space()
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        self._change_intsharedarray_to_intargs()
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        self._generate()
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        self._number()
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    def _change_home_to_space(self):
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        for p in self.decls:
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            for t in p.argtypes:
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                if t.type=="Home":
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                    t.type="Space"
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    def _change_intsharedarray_to_intargs(self):
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        for p in self.decls:
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            for t in p.argtypes:
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                if t.type=="IntSharedArray":
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                    t.type="IntArgs"
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    def _generate(self):
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        # drop the constraints and optional arguments we can't handle
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        preds = []
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        for con in self.decls:
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            if self._con_ok(con):
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                con = con.clone()
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                con.argtypes = tuple(self._drop_deco(t) for t in con.argtypes
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                                     if t.type not in self.OMIT)
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                preds.append(con)
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        # for each pred that has an argument with a default produce
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        # 2 preds (1 without, 1 with).  repeat until all defaults have
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        # been removed.
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        again = True
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        while again:
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            preds_ = []
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            again = False
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            for con in preds:
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                i = self._defaulted(con.argtypes)
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                if i is None:
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                    preds_.append(con)
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                else:
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                    again = True
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                    before = con.argtypes[:i]
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                    # without the default argument
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                    # and therefore without the args that follow
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                    con1 = con.clone()
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                    con1.argtypes = before
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                    preds_.append(con1)
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                    # with the default argument (not default anymore)
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                    con2 = con.clone()
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                    arg = con.argtypes[i].clone()
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                    arg.default=None
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                    after = con.argtypes[i+1:]
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                    con2.argtypes = before + (arg,) + after
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                    preds_.append(con2)
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            preds = preds_
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        self.preds = preds
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    def _con_ok(self, con):
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        for t in con.argtypes:
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            if (t.type in self.OMIT) and (t.default is None):
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                return False
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        return True
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    def _drop_deco(self, t):
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        # drop const, ref, and unsigned indications
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        t.const = False
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        t.reference = False
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        t.unsigned = False
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        return t
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    def _defaulted(self, argtypes):
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        i = 0
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        for x in argtypes:
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            if x.default is not None:
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                return i
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            i += 1
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        return None
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    def _number(self):
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        i = 1
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        for x in self.preds:
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            x.api = "%s_%d" % (x.name,i)
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            i += 1
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    def print_preds(self):
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        for p in self.preds:
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            print(str(p))
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class Cluster(object):
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    def __init__(self, name, arity):
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        # type: (object, object) -> object
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        self.name = name
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        self.arity = arity
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        self.preds = []
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# discriminating tree based on argument types
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class DTree(object):
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    def __init__(self, i, preds, cluster):
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        # type: (object, object, object) -> object
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        self.index = i
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        self.cluster = cluster
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        if len(preds) == 1 and len(preds[0].argtypes) == i:
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            self.is_leaf = True
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            self.pred = preds[0]
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            return
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        self.is_leaf = False
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        # i is the index of the current arg
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        # preds are the predicates to be indexed under this tree node
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        dispatch = {}
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        for p in preds:
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            t = p.argtypes[i]
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            d = dispatch.get(t.type, None)
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            if d is None:
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                d = []
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                dispatch[t.type] = d
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            d.append(p)
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        self.subtrees = tuple((t2,DTree(i+1,p2,cluster))
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                              for t2,p2 in dispatch.items())
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    def _generate_body(self, user_vars, lib_vars):
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        if self.is_leaf:
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            return PrologLiteral("gecode_constraint_%s(%s)" % (self.pred.api, ",".join(lib_vars)))
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        X = user_vars[self.index]
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        Y = lib_vars[self.index]
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        return self._generate_dispatch(0, user_vars, lib_vars)
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    def _generate_dispatch(self, i, user_vars, lib_vars):
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        if i == len(self.subtrees):
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            ty = self.subtrees[i-1][0]
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            name = self.cluster.name
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            if not islegal(ty):
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                ty = "\'"+ty+"\'"
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            return PrologLiteral("throw(error(type_error(%s(X%d)),gecode_argument_error(%s(%s),arg=%d)))"  % (ty, self.index, name, ",".join(user_vars), self.index+1))
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        typ, dtree = self.subtrees[i]
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        idx = self.index
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        X = user_vars[idx]
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        Y = lib_vars[idx]
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        if typ=="Space":
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            typ = "Space_or_Clause"
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        elif typ.startswith("std::function") and typ.endswith(")>"):
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            typ = "std_function"
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        elif typ.endswith(">"):
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            sp = typ.split("<")
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            if len(sp) > 1:
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                typ = sp[1].rstrip(">")
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        return PrologIF(
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                    PrologLiteral("is_%s(%s,%s)" % (typ,X,Y)),
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                    dtree._generate_body(user_vars, lib_vars),
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                    self._generate_dispatch(i+1, user_vars, lib_vars))
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    def _cc_descriptors(self, name, argtypes):
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        if self.is_leaf:
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            return (CCDescriptor(name, argtypes, self.pred.api),)
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        descriptors = []
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        for typ,dtree in self.subtrees:
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            descriptors.extend(dtree._cc_descriptors(name,(argtypes+(typ,))))
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        return descriptors
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class YAPConstraintGeneratorBase(PredGenerator):
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    def __init__(self, filename):
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        # type: (object) -> object
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        super(YAPConstraintGeneratorBase, self).__init__(filename)
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        self._classify()
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        self._dtreefy()
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    # create clusters (predicate,arity)
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    def _classify(self):
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        clusters = {}
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        for pred in self.preds:
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            name = pred.name
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            arity = len(pred.argtypes)
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            key = (name,arity)
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            cluster = clusters.get(key, None)
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            if cluster is None:
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                cluster = Cluster(name, arity)
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                clusters[key] = cluster
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            cluster.preds.append(pred)
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        self.clusters = clusters
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    # for each cluster, create a dtree
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    def _dtreefy(self):
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        dtrees = {}
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        for key, cluster in self.clusters.items():
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            dtree = DTree(0, cluster.preds, cluster)
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            dtrees[key] = dtree
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        self.dtrees = dtrees
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    def _user_vars(self, arity):
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        return tuple(("X%d" % i) for i in range(arity))
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    def _lib_vars(self, arity):
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        return tuple(("Y%d" % i) for i in range(arity))
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class YAPConstraintPrologGenerator(YAPConstraintGeneratorBase):
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    def __init__(self, filename):
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        # type: (object) -> object
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        super(YAPConstraintPrologGenerator, self).__init__(filename)
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    def _prolog_clauses(self):
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        clauses = []
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        for (name, arity), dtree in self.dtrees.items():
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            user_vars = self._user_vars(arity)
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            lib_vars = self._lib_vars(arity)
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            head = "%s(%s)" % (name, ",".join(user_vars))
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            body = dtree._generate_body(user_vars, lib_vars)
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            clause = PrologClause(head, body)
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            clauses.append(clause)
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        return clauses
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    def generate(self):
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        out = OStream(sys.stdout)
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        for clause in self._prolog_clauses():
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            clause.pp(out, 0)
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class YAPConstraintCCGenerator(YAPConstraintGeneratorBase):
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    def __init__(self, filename):
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        # type: (object) -> object
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        super(YAPConstraintCCGenerator, self).__init__(filename)
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    def _cc_descriptors(self):
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        descriptors = []
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        for (name, arity), dtree in self.dtrees.items():
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            descriptors.extend(dtree._cc_descriptors(name,()))
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        return descriptors
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    def generate_impl(self):
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        for d in self._cc_descriptors():
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            d.generate_impl()
 | 
						|
 | 
						|
    def generate_init(self):
 | 
						|
        for d in self._cc_descriptors():
 | 
						|
            d.generate_init()
 | 
						|
 | 
						|
# output stream that keeps track of the current column
 | 
						|
# to facilitate proper indentation
 | 
						|
 | 
						|
import sys
 | 
						|
 | 
						|
class OStream(object):
 | 
						|
 | 
						|
    def __init__(self, fd=sys.stdout):
 | 
						|
        # type: (object) -> object
 | 
						|
        self.file = fd
 | 
						|
        self.column = 0
 | 
						|
 | 
						|
    def write(self, s):
 | 
						|
        reset = False
 | 
						|
        for x in s.split('\n'):
 | 
						|
            if reset:
 | 
						|
                self.newline()
 | 
						|
            else:
 | 
						|
                reset = True
 | 
						|
            self.file.write(x)
 | 
						|
            self.column += len(x)
 | 
						|
 | 
						|
    def newline(self):
 | 
						|
        self.file.write("\n")
 | 
						|
        self.column = 0
 | 
						|
 | 
						|
    def writeln(self, s=None):
 | 
						|
        if s is not None:
 | 
						|
            self.write(s)
 | 
						|
        self.newline()
 | 
						|
 | 
						|
    def indent_to(self, n):
 | 
						|
        if n<self.column:
 | 
						|
            self.newline()
 | 
						|
        n = n - self.column
 | 
						|
        while n>0:
 | 
						|
            self.write(' ')
 | 
						|
            n -= 1
 | 
						|
 | 
						|
# representation of prolog code that automatically supports proper indentation
 | 
						|
 | 
						|
class PrologObject(object):
 | 
						|
    pass
 | 
						|
 | 
						|
class PrologClause(PrologObject):
 | 
						|
 | 
						|
    def __init__(self, head, body):
 | 
						|
        # type: (object, object) -> object
 | 
						|
        self.head = head
 | 
						|
        self.body = body
 | 
						|
 | 
						|
    def pp(self, out, offset):
 | 
						|
        out.indent_to(offset)
 | 
						|
        out.write(self.head)
 | 
						|
        out.writeln(" :-")
 | 
						|
        self.body.pp(out, offset+8)
 | 
						|
        out.writeln(".")
 | 
						|
        out.writeln()
 | 
						|
 | 
						|
class PrologLiteral(PrologObject):
 | 
						|
 | 
						|
    def __init__(self, lit):
 | 
						|
        # type: (object) -> object
 | 
						|
        self.literal = lit
 | 
						|
 | 
						|
    def pp(self, out, offset):
 | 
						|
        out.indent_to(offset)
 | 
						|
        out.write(self.literal)
 | 
						|
 | 
						|
class PrologIF(PrologObject):
 | 
						|
 | 
						|
    def __init__(self, cond, left, right):
 | 
						|
        # type: (object, object, object) -> object
 | 
						|
        self.cond = cond
 | 
						|
        self.left = left
 | 
						|
        self.right = right
 | 
						|
 | 
						|
    def pp(self, out, offset):
 | 
						|
        out.indent_to(offset)
 | 
						|
        out.write("("),
 | 
						|
        indent = offset+1
 | 
						|
        self.cond.pp(out, indent)
 | 
						|
        out.writeln()
 | 
						|
        out.indent_to(indent)
 | 
						|
        out.write("-> ")
 | 
						|
        self.left.pp(out, indent+3)
 | 
						|
        out.writeln()
 | 
						|
        out.indent_to(indent)
 | 
						|
        out.write(";  ")
 | 
						|
        self.right.pp(out, indent+3)
 | 
						|
        out.write(")")
 | 
						|
 | 
						|
ENUM_CLASSES = None
 | 
						|
ENUM_CLASSES_AVOID = ('ScriptMode','ViewSelStatus','ExecStatus',
 | 
						|
                      'ActorProperty','SpaceStatus')
 | 
						|
 | 
						|
def enum_classes():
 | 
						|
    global ENUM_CLASSES
 | 
						|
    if ENUM_CLASSES is None:
 | 
						|
        filename = "gecode-enums-%s.py" % gecode_version()
 | 
						|
        import imp
 | 
						|
        ENUM_CLASSES = imp.load_source(
 | 
						|
            "gecode_enums",
 | 
						|
            filename).ENUM_CLASSES
 | 
						|
        ENUM_CLASSES = tuple(x for x in ENUM_CLASSES if x.TYPE not in ENUM_CLASSES_AVOID)
 | 
						|
    return ENUM_CLASSES
 | 
						|
 | 
						|
class YAPEnumImpl(object):
 | 
						|
 | 
						|
    def generate(self):
 | 
						|
        self._generate_atoms()
 | 
						|
        self._generate_from_term()
 | 
						|
 | 
						|
    def _generate_atoms(self):
 | 
						|
        for x in self.ENUM:
 | 
						|
            print("static YAP_Term gecode_%s;" % x)
 | 
						|
        print()
 | 
						|
 | 
						|
    def _generate_from_term(self):
 | 
						|
        t2 = self.TYPE
 | 
						|
        print("static %s gecode_%s_from_term(YAP_Term X)" % (self.TYPE,t2))
 | 
						|
        print("{")
 | 
						|
        for x in self.ENUM:
 | 
						|
            print("  if (X==gecode_%s) return %s;" % (x,x))
 | 
						|
        print('  cerr << "this should never happen" << endl; exit(1);')
 | 
						|
        print("}")
 | 
						|
        print()
 | 
						|
 | 
						|
    def _generate_from_term_forward_decl(self):
 | 
						|
        t2 =  self.TYPE
 | 
						|
        print("static %s gecode_%s_from_term(YAP_Term);" % (self.TYPE,t2))
 | 
						|
 | 
						|
class YAPEnumImplGenerator(object):
 | 
						|
 | 
						|
    def generate(self):
 | 
						|
        # generate_space_function_forward()
 | 
						|
        for c in enum_classes():
 | 
						|
            class C(c,YAPEnumImpl): pass
 | 
						|
            o = C()
 | 
						|
            o.generate()
 | 
						|
 | 
						|
class YAPEnumForwardGenerator(object):
 | 
						|
 | 
						|
    def generate(self):
 | 
						|
        # gsenerate_space_function_forward()
 | 
						|
        for c in enum_classes():
 | 
						|
            class C(c,YAPEnumImpl): pass
 | 
						|
            o = C()
 | 
						|
            o._generate_from_term_forward_decl()
 | 
						|
 | 
						|
class YAPEnumInit(object):
 | 
						|
 | 
						|
    def generate(self):
 | 
						|
        for x in self.ENUM:
 | 
						|
            print('{ YAP_Atom X= YAP_LookupAtom("%s");' % x)
 | 
						|
            print('  gecode_%s = YAP_MkAtomTerm(X);' % x)
 | 
						|
            print('  YAP_AtomGetHold(X); }')
 | 
						|
        print()
 | 
						|
 | 
						|
class YAPEnumInitGenerator(object):
 | 
						|
 | 
						|
    def generate(self):
 | 
						|
        for c in enum_classes():
 | 
						|
            class C(c,YAPEnumInit): pass
 | 
						|
            o = C()
 | 
						|
            o.generate()
 | 
						|
 | 
						|
class YAPEnumProlog(object):
 | 
						|
 | 
						|
    def generate(self):
 | 
						|
        t = self.TYPE
 | 
						|
        if t.startswith("std::function") and t.endswith(")>"):
 | 
						|
            t = "std_function"
 | 
						|
        elif t.endswith(">"):
 | 
						|
            sp = t.split("<")
 | 
						|
            if len(sp) > 1:
 | 
						|
                t = sp[1].rstrip(">")
 | 
						|
        for x in self.ENUM:
 | 
						|
            print("is_%s_('%s')." % (t, x))
 | 
						|
        print("\n")
 | 
						|
        for x in self.ENUM:
 | 
						|
            print("is_%s_('%s','%s')." % (t, x, x))
 | 
						|
        print("\n")
 | 
						|
        print("is_%s(X,Y) :- nonvar(X), is_%s_(X,Y)." % (t,t))
 | 
						|
        print("is_%s(X) :- is_%s_(X,_)." % (t,t))
 | 
						|
        print("\n")
 | 
						|
 | 
						|
class YAPEnumPrologGenerator(object):
 | 
						|
 | 
						|
    def generate(self):
 | 
						|
        for c in enum_classes():
 | 
						|
            class C(c,YAPEnumProlog): pass
 | 
						|
            o = C()
 | 
						|
            o.generate()
 | 
						|
 | 
						|
class CCDescriptor(object):
 | 
						|
 | 
						|
    def __init__(self, name, argtypes, api):
 | 
						|
        # type: (object, object, object) -> object
 | 
						|
        self.name = name
 | 
						|
        self.argtypes = argtypes
 | 
						|
        self.api = api
 | 
						|
 | 
						|
    def generate_impl(self):
 | 
						|
        print("static YAP_Bool gecode_constraint_%s(void)" % self.api)
 | 
						|
        print("{")
 | 
						|
        i = 1
 | 
						|
        args = []
 | 
						|
        has_space = False
 | 
						|
        for t in self.argtypes:
 | 
						|
            v = "X%d" % i
 | 
						|
            v2 = v
 | 
						|
            a = "YAP_ARG%d" % i
 | 
						|
            if t=="Space":
 | 
						|
                v = "*space"
 | 
						|
                print("  GenericSpace* space = gecode_Space_from_term(%s);" % (a))
 | 
						|
                has_space = True
 | 
						|
                v2 = v
 | 
						|
            else:
 | 
						|
                t2 = t
 | 
						|
                if t.startswith("std::function") and t.endswith(")>"):
 | 
						|
                    sp = t.split("&")
 | 
						|
                    if len(sp) > 1:
 | 
						|
                        t2 = "std_function"
 | 
						|
                        v2 = v #sp[0]+"("+v+")"
 | 
						|
                elif t.endswith(">"):
 | 
						|
                    sp = t.split("<")
 | 
						|
                    if len(sp) > 1:
 | 
						|
                        t2 = sp[1].rstrip(">")
 | 
						|
                        v2 = v #sp[0]+"("+v+")"
 | 
						|
                extra = ""
 | 
						|
                if t in ("IntVar","BoolVar","SetVar","FloatVar","IntVarArgs","BoolVarArgs","SetVarArgs","FloatVarArgs","std_function"):
 | 
						|
                    extra = "space,"
 | 
						|
                    if has_space == False:
 | 
						|
                        print("  GenericSpace* space = gecode_Space_from_term(%s);" % a)
 | 
						|
                        has_space = True
 | 
						|
                print("  %s %s = gecode_%s_from_term(%s%s);" % (t,v,t2,extra,a))
 | 
						|
            args.append(v)
 | 
						|
            i += 1
 | 
						|
        print("  %s(%s);" % (self.name, ",".join(args)))
 | 
						|
        print("  return TRUE;")
 | 
						|
        print("}")
 | 
						|
        print()
 | 
						|
 | 
						|
    def generate_init(self):
 | 
						|
        print('YAP_UserCPredicate("gecode_constraint_%s", gecode_constraint_%s, %d);' \
 | 
						|
            % (self.api, self.api, len(self.argtypes)))
 | 
						|
 | 
						|
GECODE_VERSION = None
 | 
						|
 | 
						|
def gecode_version():
 | 
						|
    #import pdb; pdb.set_trace()
 | 
						|
    global GECODE_VERSION
 | 
						|
    if GECODE_VERSION is not None:
 | 
						|
        return GECODE_VERSION
 | 
						|
    from distutils.ccompiler import new_compiler
 | 
						|
    try:
 | 
						|
        from distutils.ccompiler import customize_compiler
 | 
						|
    except:
 | 
						|
        from distutils.sysconfig import customize_compiler
 | 
						|
    import os
 | 
						|
    cxx = new_compiler()
 | 
						|
    customize_compiler(cxx)
 | 
						|
    pid = os.getpid()
 | 
						|
    file_hh = "_gecode_version_%d.hh" % pid
 | 
						|
    file_txt = "_gecode_version_%d.txt" % pid
 | 
						|
    f = open(file_hh,"w")
 | 
						|
    f.write("""#include "gecode/support/config.hpp"
 | 
						|
@@GECODE_VERSION""")
 | 
						|
    f.close()
 | 
						|
    cxx.preprocess(file_hh,output_file=file_txt)
 | 
						|
    if True:
 | 
						|
        f = open(file_txt)
 | 
						|
        version = ""
 | 
						|
        for line in f:
 | 
						|
            if line.startswith("@@"):
 | 
						|
                version = line[3:-2]
 | 
						|
                break
 | 
						|
        f.close()
 | 
						|
        os.remove(file_hh)
 | 
						|
        os.remove(file_txt)
 | 
						|
    else:
 | 
						|
        version = "6.0.0"
 | 
						|
    GECODE_VERSION = version
 | 
						|
    return version
 | 
						|
 | 
						|
def generate_files():
 | 
						|
    DIR = "../" + gecode_version()
 | 
						|
    import os, os.path
 | 
						|
    DIR = os.path.abspath(DIR)
 | 
						|
    if not os.path.exists(DIR):
 | 
						|
        os.mkdir(DIR)
 | 
						|
    filename = "gecode-prototypes-" + gecode_version() + ".hh"
 | 
						|
    import sys
 | 
						|
    stdout = sys.stdout
 | 
						|
    try:
 | 
						|
        sys.stdout = open(os.path.join(DIR,"gecode-version.txt"),"w")
 | 
						|
        print(gecode_version())
 | 
						|
        sys.stdout.close()
 | 
						|
        sys.stdout = open(os.path.join(DIR,"gecode_yap_auto_generated.yap"),"w")
 | 
						|
        prolog_print_notice()
 | 
						|
        YAPEnumPrologGenerator().generate()
 | 
						|
        YAPConstraintPrologGenerator(filename).generate()
 | 
						|
        sys.stdout.close()
 | 
						|
        sys.stdout = open(os.path.join(DIR,"gecode_yap_cc_impl_auto_generated.icc"),"w")
 | 
						|
        cc_print_notice()
 | 
						|
        YAPEnumImplGenerator().generate()
 | 
						|
        YAPConstraintCCGenerator(filename).generate_impl()
 | 
						|
        sys.stdout.close()
 | 
						|
        sys.stdout = open(os.path.join(DIR,"gecode_yap_cc_init_auto_generated.icc"),"w")
 | 
						|
        cc_print_notice()
 | 
						|
        YAPEnumInitGenerator().generate()
 | 
						|
        YAPConstraintCCGenerator(filename).generate_init()
 | 
						|
        sys.stdout.close()
 | 
						|
        sys.stdout = open(os.path.join(DIR,"gecode_yap_cc_forward_auto_generated.icc"),"w")
 | 
						|
        cc_print_notice()
 | 
						|
        YAPEnumForwardGenerator().generate()
 | 
						|
        sys.stdout.close()
 | 
						|
    finally:
 | 
						|
        sys.stdout = stdout
 | 
						|
 | 
						|
if __name__ == '__main__':
 | 
						|
    generate_files()
 |