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Fixed shared memory issues under Windows, by Erik Zandvliet.

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This commit is contained in:
Thulinma 2015-11-28 16:06:26 +01:00
parent c9ddc3fe1a
commit 23800d6cbb
1 changed files with 16 additions and 1 deletions
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17
lib/shared_memory.cpp
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@ -123,7 +123,22 @@ namespace IPC {
int timer = 0;
while (!(*this) && timer++ < 10){
#if defined(__CYGWIN__) || defined(_WIN32)
mySem = CreateSemaphore(0, value, 1 , std::string("Global\\" + std::string(name)).c_str());
std::string semaName = "Global\\";
semaName += name;
if (oflag & O_CREAT){
if (oflag & O_EXCL){
//attempt opening, if succes, close handle and return false;
HANDLE tmpSem = OpenSemaphore(0, false, semaName.c_str());
if (tmpSem){
CloseHandle(tmpSem);
mySem = 0;
break;
}
}
mySem = CreateSemaphore(0, value, 1 , semaName.c_str());
}else{
mySem = OpenSemaphore(0, false, semaName.c_str());
}
#else
if (oflag & O_CREAT) {
mySem = sem_open(name, oflag, mode, value);