[thirdparty/bash.git] / bashjmp.h

/* bashjmp.h -- wrapper for setjmp.h with necessary bash definitions. */

/* Copyright (C) 1987-2009 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 3 of the License, 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.  If not, see <http://www.gnu.org/licenses/>.
*/

#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 */	
#define SIGEXIT		5	/* Exit due to fatal terminating signal */

#endif /* _BASHJMP_H_ */
Commit	Line	Data
ccc6cda3 JA	1	/* bashjmp.h -- wrapper for setjmp.h with necessary bash definitions. */
ccc6cda3 JA	2
3185942a	3	/* Copyright (C) 1987-2009 Free Software Foundation, Inc.
bb70624e JA	4
	5	This file is part of GNU Bash, the Bourne Again SHell.
	6
3185942a JA	7	Bash is free software: you can redistribute it and/or modify
	8	it under the terms of the GNU General Public License as published by
	9	the Free Software Foundation, either version 3 of the License, or
	10	(at your option) any later version.
bb70624e	11
3185942a JA	12	Bash is distributed in the hope that it will be useful,
	13	but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	GNU General Public License for more details.
bb70624e JA	16
bb70624e JA	17	You should have received a copy of the GNU General Public License
3185942a JA	18	along with Bash. If not, see <http://www.gnu.org/licenses/>.
3185942a JA	19	*/
bb70624e	20
ccc6cda3 JA	21	#ifndef _BASHJMP_H_
	22	#define _BASHJMP_H_
	23
d166f048	24	#include "posixjmp.h"
ccc6cda3 JA	25
	26	extern procenv_t top_level;
	27	extern procenv_t subshell_top_level;
	28	extern procenv_t return_catch; /* used by `return' builtin */
	29
	30	#define SHFUNC_RETURN() longjmp (return_catch, 1)
	31
	32	#define COPY_PROCENV(old, save) \
	33	xbcopy ((char )old, (char )save, sizeof (procenv_t));
	34
	35	/* Values for the second argument to longjmp/siglongjmp. */
b80f6443 JA	36	#define NOT_JUMPED 0 /* Not returning from a longjmp. */
	37	#define FORCE_EOF 1 /* We want to stop parsing. */
	38	#define DISCARD 2 /* Discard current command. */
	39	#define EXITPROG 3 /* Unconditionally exit the program now. */
	40	#define ERREXIT 4 /* Exit due to error condition */
0628567a	41	#define SIGEXIT 5 /* Exit due to fatal terminating signal */
ccc6cda3 JA	42
ccc6cda3 JA	43	#endif /* _BASHJMP_H_ */