lib/libc/sys-minix/_exit.c

   1 #include <sys/cdefs.h>
   2 #include "namespace.h"
   3 #include <lib.h>
   4
   5 #include <unistd.h>
   6
   7 #ifdef __weak_alias
   8 __weak_alias(_exit, __exit)
   9 #endif
  10
  11 __dead void _exit(status)
  12 int status;
  13 {
  14   void (*suicide)(void);
  15   message m;
  16
  17   m.m1_i1 = status;
  18   _syscall(PM_PROC_NR, EXIT, &m);
  19
  20   /* If exiting nicely through PM fails for some reason, try to
  21    * commit suicide. E.g., message to PM might fail due to deadlock.
  22    */
  23   suicide = (void (*)(void)) -1;
  24   suicide();
  25
  26   /* If committing suicide fails for some reason, hang. */
  27   for(;;) { }
  28 }
  29