readline/posixjmp.h

   1 /* posixjmp.h -- wrapper for setjmp.h with changes for POSIX systems. */
   2
   3 #ifndef _POSIXJMP_H_
   4 #define _POSIXJMP_H_
   5
   6 #include <setjmp.h>
   7
   8 /* This *must* be included *after* config.h */
   9
  10 #if defined (HAVE_POSIX_SIGSETJMP)
  11 #  define procenv_t     sigjmp_buf
  12 #  if !defined (__OPENNT)
  13 #    undef setjmp
  14 #    define setjmp(x)   sigsetjmp((x), 1)
  15 #    undef longjmp
  16 #    define longjmp(x, n)       siglongjmp((x), (n))
  17 #  endif /* !__OPENNT */
  18 #else
  19 #  define procenv_t     jmp_buf
  20 #endif
  21
  22 #endif /* _POSIXJMP_H_ */