MNRS-BM-BSP/libwrap/sys/_exit.c

36 lines
811 B
C

/* See LICENSE of license details. */
#include <unistd.h>
#include "platform.h"
#include "weak_under_alias.h"
#include "semihosting.h"
#if defined(BOARD_hifive1)
static volatile uint32_t tohost;
static volatile uint32_t fromhost;
#else
extern volatile uint32_t tohost;
extern volatile uint32_t fromhost;
#endif
void write_hex(int fd, uint32_t hex);
void __wrap_exit(int code)
{
/*#if defined(SEMIHOSTING)
sh_exit();
return;
#endif*/
//volatile uint32_t* leds = (uint32_t*) (GPIO_BASE_ADDR + GPIO_OUT_OFFSET);
const char message[] = "\nProgam has exited with code:";
//*leds = (~(code));
write(STDERR_FILENO, message, sizeof(message) - 1);
write_hex(STDERR_FILENO, code);
write(STDERR_FILENO, "\n", 1);
tohost = code+1;
write(STDERR_FILENO, "\x04", 1);
for (;;);
}
weak_under_alias(exit);