| 1 | /* bashjmp.h -- wrapper for setjmp.h with necessary bash definitions. */
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| 2 |
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| 3 | /* Copyright (C) 1987,1991 Free Software Foundation, Inc.
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| 4 |
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| 5 | This file is part of GNU Bash, the Bourne Again SHell.
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| 6 |
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| 7 | Bash is free software; you can redistribute it and/or modify it
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| 8 | under the terms of the GNU General Public License as published by
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| 9 | the Free Software Foundation; either version 2, or (at your option)
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| 10 | any later version.
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| 11 |
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| 12 | Bash is distributed in the hope that it will be useful, but WITHOUT
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| 13 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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| 14 | or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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| 15 | License for more details.
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| 16 |
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| 17 | You should have received a copy of the GNU General Public License
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| 18 | along with Bash; see the file COPYING. If not, write to the Free
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| 19 | Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA. */
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| 20 |
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| 21 | #ifndef _BASHJMP_H_
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| 22 | #define _BASHJMP_H_
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| 23 |
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| 24 | #include "posixjmp.h"
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| 25 |
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| 26 | extern procenv_t top_level;
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| 27 | extern procenv_t subshell_top_level;
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| 28 | extern procenv_t return_catch; /* used by `return' builtin */
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| 29 |
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| 30 | #define SHFUNC_RETURN() longjmp (return_catch, 1)
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| 31 |
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| 32 | #define COPY_PROCENV(old, save) \
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| 33 | xbcopy ((char *)old, (char *)save, sizeof (procenv_t));
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| 34 |
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| 35 | /* Values for the second argument to longjmp/siglongjmp. */
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| 36 | #define NOT_JUMPED 0 /* Not returning from a longjmp. */
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| 37 | #define FORCE_EOF 1 /* We want to stop parsing. */
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| 38 | #define DISCARD 2 /* Discard current command. */
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| 39 | #define EXITPROG 3 /* Unconditionally exit the program now. */
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| 40 | #define ERREXIT 4 /* Exit due to error condition */
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| 41 |
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| 42 | #endif /* _BASHJMP_H_ */
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