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cc65/testcode/lib/signal-test.c

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#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <signal.h>
void __fastcall__ sighandler (int sig)
{
printf ("Got signal #%d\n", sig);
}
int main (void)
{
if (signal (SIGSEGV, sighandler) == SIG_ERR) {
printf ("signal failure %d: %s\n", errno, strerror (errno));
return 1;
}
printf ("About to raise SIGSEGV...\n");
raise (SIGSEGV);
printf ("Back from signal handler\n");
printf ("About to raise SIGILL...\n");
raise (SIGILL);
printf ("Back from signal handler\n");
return 0;
}