posixjmp.h

在非GUI环境下

/* posixjmp.h -- wrapper for setjmp.h with changes for POSIX systems. */

/* Copyright (C) 1987,1991 Free Software Foundation, Inc.

   This file is part of GNU Bash, the Bourne Again SHell.

   Bash is free software; you can redistribute it and/or modify it
   under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2, or (at your option)
   any later version.

   Bash is distributed in the hope that it will be useful, but WITHOUT
   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
   License for more details.

   You should have received a copy of the GNU General Public License
   along with Bash; see the file COPYING.  If not, write to the Free
   Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA. */

#ifndef _POSIXJMP_H_
#define _POSIXJMP_H_

#include <setjmp.h>

/* This *must* be included *after* config.h */

#if defined (HAVE_POSIX_SIGSETJMP)
#  define procenv_t	sigjmp_buf
#  if !defined (__OPENNT)
#    undef setjmp
#    define setjmp(x)	sigsetjmp((x), 1)
#    undef longjmp
#    define longjmp(x, n)	siglongjmp((x), (n))
#  endif /* !__OPENNT */
#else
#  define procenv_t	jmp_buf
#endif

#endif /* _POSIXJMP_H_ */