// Copyright (c) 2007, Google Inc.
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// 
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// in the documentation and/or other materials provided with the
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// this software without specific prior written permission.
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// ---
// Author: Craig Silverstein

#ifndef TCMALLOC_TOOLS_TESTUTIL_H__
#define TCMALLOC_TOOLS_TESTUTIL_H__

// Run a function in a thread of its own and wait for it to finish.
// The function you pass in must have the signature
//    void MyFunction();
extern "C" void RunThread(void (*fn)());

// Run a function X times, in X threads, and wait for them all to finish.
// The function you pass in must have the signature
//    void MyFunction();
extern "C" void RunManyThreads(void (*fn)(), int count);

// The 'advanced' version: run a function X times, in X threads, and
// wait for them all to finish.  Give them all the specified stack-size.
// (If you're curious why this takes a stacksize and the others don't,
// it's because the one client of this fn wanted to specify stacksize. :-) )
// The function you pass in must have the signature
//    void MyFunction(int idx);
// where idx is the index of the thread (which of the X threads this is).
extern "C" void RunManyThreadsWithId(void (*fn)(int), int count, int stacksize);

#endif  // TCMALLOC_TOOLS_TESTUTIL_H__