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/* This file is part of mhmake.
*
* Copyright (C) 2001-2010 marha@sourceforge.net
*
* Mhmake is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Mhmake is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Mhmake. If not, see <http://www.gnu.org/licenses/>.
*/
/* $Rev$ */
#ifndef __RULE_H__
#define __RULE_H__
#include "refptr.h"
#include "md5.h"
class mhmakefileparser;
class fileinfo;
class rule: public refbase
{
vector<string> m_Commands;
string m_Stem; // Contains the stem in case the rule is part of an implicit rule (filled in in the implicit search)
mhmakefileparser* m_pMakefile;
vector< fileinfo* > m_Targets; /* Targets that are build with this rule, do not use refptr here because otherwise we get circular references */
public:
rule(mhmakefileparser *pMakefile): m_pMakefile(pMakefile)
{
}
void AddCommand(const string &Command)
{
if (!Command.empty())
m_Commands.push_back(Command);
}
vector<string>& GetCommands()
{
return m_Commands;
}
void PrintCommands(fileinfo *pTarget=NULL) const;
void SetStem(const string &Stem)
{
m_Stem=Stem;
}
const string &GetStem() const
{
return m_Stem;
}
void SetMakefile(mhmakefileparser *pMakefile)
{
m_pMakefile=pMakefile;
}
mhmakefileparser *GetMakefile()
{
return m_pMakefile;
}
bool operator != (const rule &Rule);
void AddTarget(fileinfo *pTarget)
{
m_Targets.push_back(pTarget);
}
void SetTargetsIsBuild(uint32 Md5_32);
void SetTargetsIsBuilding(const fileinfo *pSrc);
};
typedef vector<pair<vector<fileinfo*>,refptr<rule> > > implicitruledep_t;
typedef pair<fileinfo *, implicitruledep_t > implicitrule_t;
class IMPLICITRULE
{
static set<rule*> m_ImplicitRuleRecurseDetStack;
static vector<implicitrule_t> m_ImplicitRules; // Use a vector and not a map because the order of the implicit rules is important
public:
static void AddImplicitRule(fileinfo *pTarget,const vector<fileinfo*> &Deps,refptr<rule> pRule);
static void SearchImplicitRule(const fileinfo *pTarget, implicitruledep_t &Result);
static void PrintImplicitRules();
static bool PushRule(rule *pRule)
{
set<rule*>::iterator pFound=m_ImplicitRuleRecurseDetStack.find(pRule);
if (pFound==m_ImplicitRuleRecurseDetStack.end())
{
m_ImplicitRuleRecurseDetStack.insert(pRule);
return false;
}
else
{
return true;
}
}
static void PopRule(rule *pRule)
{
m_ImplicitRuleRecurseDetStack.erase(pRule);
}
};
extern refptr<rule> NullRule;
#endif
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