LXR linux/arch/um/include/shared/longjmp.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef __UML_LONGJMP_H
   3#define __UML_LONGJMP_H
   4
   5#include <sysdep/archsetjmp.h>
   6#include <os.h>
   7
   8extern int setjmp(jmp_buf);
   9extern void longjmp(jmp_buf, int);
  10
  11#define UML_LONGJMP(buf, val) do { \
  12        longjmp(*buf, val);     \
  13} while(0)
  14
  15#define UML_SETJMP(buf) ({ \
  16        int n;     \
  17        volatile int enable;    \
  18        enable = get_signals(); \
  19        n = setjmp(*buf); \
  20        if(n != 0) \
  21                set_signals(enable); \
  22        n; })
  23
  24#endif
  25