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/* bashjmp.h -- wrapper for setjmp.h with necessary bash definitions. */
/* 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 _BASHJMP_H_
#define _BASHJMP_H_
#include "posixjmp.h"
extern procenv_t top_level;
extern procenv_t subshell_top_level;
extern procenv_t return_catch; /* used by `return' builtin */
#define SHFUNC_RETURN() longjmp (return_catch, 1)
#define COPY_PROCENV(old, save) \
xbcopy ((char *)old, (char *)save, sizeof (procenv_t));
/* Values for the second argument to longjmp/siglongjmp. */
#define NOT_JUMPED 0 /* Not returning from a longjmp. */
#define FORCE_EOF 1 /* We want to stop parsing. */
#define DISCARD 2 /* Discard current command. */
#define EXITPROG 3 /* Unconditionally exit the program now. */
#define ERREXIT 4 /* Exit due to error condition */
#endif /* _BASHJMP_H_ */
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