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Refactored the signal handling to be thread safe

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This commit is contained in:
Robert Osfield
2015-11-23 11:01:47 +00:00
parent ead6924a78
commit bc794e3807
1 changed files with 7 additions and 4 deletions
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11
applications/osgfilecache/osgfilecache.cpp
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@@ -32,7 +32,10 @@
#include <signal.h>
#include <stdlib.h>
static bool s_ExitApplication = false;
#include <OpenThreads/Atomic>
static OpenThreads::Atomic s_ExitApplication;
static OpenThreads::Atomic s_SigValue;
struct Extents
{
@@ -383,8 +386,8 @@ protected:
static void signalHandler(int sig)
{
printf("\nCaught signal %d, requesting exit...\n\n",sig);
s_ExitApplication = true;
s_SigValue.exchange(sig);
s_ExitApplication.exchange(1);
}
int main( int argc, char **argv )
@@ -483,7 +486,7 @@ int main( int argc, char **argv )
if (s_ExitApplication)
{
std::cout<<"osgfilecache cleanly exited in response to signal."<<std::endl;
std::cout<<"osgfilecache exited in response to signal : "<<s_SigValue<<std::endl;
}
return 0;