45 lines
1.1 KiB
C
45 lines
1.1 KiB
C
#ifndef DEPEND
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#define DEPEND
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#include "system.h"
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/*
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* The code here mainly involves an interface for creating graphs etc., but
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* most of it is implicit: we just add dependencies/runs and undo them again
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* later.
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*/
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void dependInit (const System sys);
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void dependPrint ();
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void dependDone (const System sys);
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/*
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* The push code returns true or false: if false, the operation fails because
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* it there is now a cycle in the graph, and there is no need to pop the
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* result.
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*/
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void dependPushRun (const System sys);
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void dependPopRun ();
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int dependPushEvent (const int r1, const int e1, const int r2, const int e2);
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void dependPopEvent ();
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/*
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* Test/set
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*/
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int getNode (const int n1, const int n2);
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void setNode (const int n1, const int n2);
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int isDependEvent (const int r1, const int e1, const int r2, const int e2);
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void setDependEvent (const int r1, const int e1, const int r2, const int e2);
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/*
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* Outside helpers
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*/
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int hasCycle ();
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int eventNode (const int r, const int e);
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int nodeCount (void);
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int iteratePrecedingEvents (const System sys, int (*func) (int run, int ev),
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const int run, const int ev);
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#endif
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