arch/um/include/shared/longjmp.h

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