void NaClSignalHandlerInit() {
int a;
/* Build the free list */
for (a = 0; a < MAX_NACL_HANDLERS; a++) {
s_SignalNodes[a].next = s_FreeList;
s_SignalNodes[a].id = a + 1;
s_FreeList = &s_SignalNodes[a];
}
NaClSignalHandlerInitPlatform();
#ifdef NACL_STANDALONE
/* In stand-alone mode (sel_ldr) we handle all signals. */
NaClSignalHandlerAdd(NaClSignalHandleAll);
#else
/*
* When run in Chrome we handle only signals in untrusted code.
* Signals in trusted code are allowed to pass back to Chrome so
* that Breakpad can create a minidump when applicable.
*/
NaClSignalHandlerAdd(NaClSignalHandleUntrusted);
#endif
if (getenv("NACL_CRASH_TEST") != NULL) {
NaClSignalErrorMessage("[CRASH_TEST] Causing crash in NaCl "
"trusted code...\n");
/* Clang removes non-volatile NULL pointer references. */
*(volatile int *) 0 = 0;
}
}
void NaClSignalHandlerInit()
{
int a;
/* return if signals handling is not enabled */
if(!handle_signals) return;
/* Build the free list */
for(a = 0; a < MAX_NACL_HANDLERS; a++)
{
s_SignalNodes[a].next = s_FreeList;
s_SignalNodes[a].id = a + 1;
s_FreeList = &s_SignalNodes[a];
}
NaClSignalHandlerInitPlatform();
/* In stand-alone mode (sel_ldr) we handle all signals. */
NaClSignalHandlerAdd(NaClSignalHandleAll);
}
