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make signalHandler work on DARWIN

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Glenn Maynard
2004-04-16 07:12:05 +00:00
parent 481886f8cf
commit 507b5ba7de
1 changed files with 9 additions and 4 deletions
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stepmania/src/archutils/Unix/SignalHandler.cpp
+9 -4
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@@ -16,7 +16,7 @@ SaveSignals *saved_sigs;
static int signals[] = { static int signals[] = {
SIGALRM, SIGBUS, SIGFPE, SIGHUP, SIGILL, SIGINT, SIGABRT, SIGALRM, SIGBUS, SIGFPE, SIGHUP, SIGILL, SIGINT, SIGABRT,
SIGQUIT, SIGSEGV, SIGTRAP, SIGTERM, SIGVTALRM, SIGXCPU, SIGXFSZ, SIGQUIT, SIGSEGV, SIGTRAP, SIGTERM, SIGVTALRM, SIGXCPU, SIGXFSZ,
#if defined(HAVE_DECL_SIGPWR) && HAVE_DECL_SIGPWR #if defined(HAVE_DECL_SIGPWR)
SIGPWR, SIGPWR,
#endif #endif
-1 -1
@@ -65,6 +65,7 @@ static int find_stack_direction()
return find_stack_direction2( &c ); return find_stack_direction2( &c );
} }
#if defined(LINUX)
/* Create a stack with a barrier page at the end to guard against stack overflow. */ /* Create a stack with a barrier page at the end to guard against stack overflow. */
static void *CreateStack( int size ) static void *CreateStack( int size )
{ {
@@ -100,6 +101,7 @@ static void *CreateStack( int size )
return p; return p;
} }
#endif
/* Hook up events to fatal signals, so we can clean up if we're killed. */ /* Hook up events to fatal signals, so we can clean up if we're killed. */
void SignalHandler::OnClose(handler h) void SignalHandler::OnClose(handler h)
@@ -108,15 +110,17 @@ void SignalHandler::OnClose(handler h)
{ {
saved_sigs = new SaveSignals; saved_sigs = new SaveSignals;
/* Allocate a separate signal stack. This makes the crash handler work void *p = NULL;
* if we run out of stack space. */
#if defined(LINUX)
/* Ugh. Signal stack + pthreads + Linux 2.4 = crash or hang. */ /* Ugh. Signal stack + pthreads + Linux 2.4 = crash or hang. */
CString system; CString system;
int version; int version;
GetKernel( system, version ); GetKernel( system, version );
/* Allocate a separate signal stack. This makes the crash handler work
* if we run out of stack space. */
const int AltStackSize = 1024*64; const int AltStackSize = 1024*64;
void *p = NULL;
if( version > 20500 ) if( version > 20500 )
p = CreateStack( AltStackSize ); p = CreateStack( AltStackSize );
@@ -132,6 +136,7 @@ void SignalHandler::OnClose(handler h)
p = NULL; /* no SA_ONSTACK */ p = NULL; /* no SA_ONSTACK */
} }
} }
#endif
struct sigaction sa; struct sigaction sa;