mirror of
https://github.com/reactos/reactos.git
synced 2024-11-19 05:22:59 +00:00
128 lines
2.3 KiB
C
128 lines
2.3 KiB
C
#include <precomp.h>
|
|
#include "include/internal/wine/msvcrt.h"
|
|
|
|
static sig_element signal_list[] =
|
|
{
|
|
{ SIGINT, "CTRL+C",SIG_DFL },
|
|
{ SIGILL, "Illegal instruction",SIG_DFL },
|
|
{ SIGFPE, "Floating-point exception",SIG_DFL },
|
|
{ SIGSEGV, "Illegal storage access",SIG_DFL },
|
|
{ SIGTERM, "Termination request",SIG_DFL },
|
|
{ SIGBREAK, "CTRL+BREAK",SIG_DFL },
|
|
{ SIGABRT, "Abnormal termination",SIG_DFL }
|
|
};
|
|
|
|
//int nsignal = 21;
|
|
|
|
/*
|
|
* @implemented
|
|
*/
|
|
//void ( *signal( int sig, void (__cdecl *func) ( int sig [, int subcode ] )) ) ( int sig );
|
|
|
|
|
|
__p_sig_fn_t signal(int sig, __p_sig_fn_t func)
|
|
{
|
|
__p_sig_fn_t temp;
|
|
unsigned int i;
|
|
|
|
switch (sig)
|
|
{
|
|
case SIGINT:
|
|
case SIGILL:
|
|
case SIGFPE:
|
|
case SIGSEGV:
|
|
case SIGTERM:
|
|
case SIGBREAK:
|
|
case SIGABRT:
|
|
break;
|
|
|
|
default:
|
|
_set_errno(EINVAL);
|
|
return SIG_ERR;
|
|
}
|
|
|
|
// check with IsBadCodePtr
|
|
if ( (uintptr_t)func < 4096 && func != SIG_DFL && func != SIG_IGN)
|
|
{
|
|
_set_errno(EINVAL);
|
|
return SIG_ERR;
|
|
}
|
|
|
|
for(i=0; i < sizeof(signal_list)/sizeof(signal_list[0]); i++)
|
|
{
|
|
if ( signal_list[i].signal == sig )
|
|
{
|
|
temp = signal_list[i].handler;
|
|
signal_list[i].handler = func;
|
|
return temp;
|
|
}
|
|
}
|
|
|
|
/* should be impossible to get here */
|
|
_set_errno(EINVAL);
|
|
return SIG_ERR;
|
|
}
|
|
|
|
|
|
/*
|
|
* @implemented
|
|
*/
|
|
int
|
|
raise(int sig)
|
|
{
|
|
__p_sig_fn_t temp = 0;
|
|
unsigned int i;
|
|
|
|
switch (sig)
|
|
{
|
|
case SIGINT:
|
|
case SIGILL:
|
|
case SIGFPE:
|
|
case SIGSEGV:
|
|
case SIGTERM:
|
|
case SIGBREAK:
|
|
case SIGABRT:
|
|
break;
|
|
|
|
default:
|
|
//FIXME: set last err?
|
|
return -1;
|
|
}
|
|
|
|
|
|
// if(sig <= 0)
|
|
// return -1;
|
|
// if(sig > SIGMAX)
|
|
// return -1;
|
|
|
|
for(i=0;i<sizeof(signal_list)/sizeof(signal_list[0]);i++)
|
|
{
|
|
if ( signal_list[i].signal == sig )
|
|
{
|
|
temp = signal_list[i].handler;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if(temp == SIG_IGN)// || (sig == SIGQUIT && temp == (_p_sig_fn_t)SIG_DFL))
|
|
return 0; /* Ignore it */
|
|
|
|
if(temp == SIG_DFL)
|
|
_default_handler(sig); /* this does not return */
|
|
else
|
|
temp(sig);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
|
|
void _default_handler(int sig)
|
|
{
|
|
_exit(3);
|
|
}
|
|
|
|
|
|
|
|
|
|
|