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Fixed exception handling bug in once.cpp.

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[SVN r18933]
This commit is contained in:
William E. Kempf
2003-07-03 13:31:27 +00:00
parent 4d1c9ba316
commit 1709db4953
1 changed files with 13 additions and 2 deletions
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15
src/once.cpp
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@@ -127,7 +127,7 @@ void call_once(void (*func)(), once_flag& flag)
strm << "2AC1A572DB6944B0A65C38C4140AF2F4" << std::hex
<< GetCurrentProcessId() << &flag << std::ends;
unfreezer unfreeze(strm);
HANDLE mutex = CreateMutex(NULL, FALSE, strm.str());
HANDLE mutex = CreateMutexA(NULL, FALSE, strm.str());
#else
std::ostringstream strm;
strm << "2AC1A572DB6944B0A65C38C4140AF2F4" << std::hex
@@ -142,7 +142,18 @@ void call_once(void (*func)(), once_flag& flag)
if (compare_exchange(&flag, 1, 1) == 0)
{
func();
try
{
func();
}
catch (...)
{
res = ReleaseMutex(mutex);
assert(res);
res = CloseHandle(mutex);
assert(res);
throw;
}
InterlockedExchange(&flag, 1);
}