projects / thirdparty / bash.git / blame
| Commit | Line | Data |
|---|---|---|
| 726f6388 JA |
1 | /* unwind_prot.h - Macros and functions for hacking unwind protection. */ |
| 2 | ||
| 3185942a | 3 | /* Copyright (C) 1993-2009 Free Software Foundation, Inc. |
| 726f6388 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. | |
| 726f6388 | 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. | |
| 726f6388 | 16 | |
| 3185942a JA |
17 | You should have received a copy of the GNU General Public License |
| 18 | along with Bash. If not, see <http://www.gnu.org/licenses/>. | |
| 19 | */ | |
| 726f6388 JA |
20 | |
| 21 | #if !defined (_UNWIND_PROT_H) | |
| 22 | #define _UNWIND_PROT_H | |
| 23 | ||
| a0c0a00f CR |
24 | extern void uwp_init __P((void)); |
| 25 | ||
| 726f6388 | 26 | /* Run a function without interrupts. */ |
| f73dda09 JA |
27 | extern void begin_unwind_frame __P((char *)); |
| 28 | extern void discard_unwind_frame __P((char *)); | |
| 29 | extern void run_unwind_frame __P((char *)); | |
| 30 | extern void add_unwind_protect (); /* Not portable to arbitrary C99 hosts. */ | |
| 31 | extern void remove_unwind_protect __P((void)); | |
| 32 | extern void run_unwind_protects __P((void)); | |
| 33 | extern void clear_unwind_protect_list __P((int)); | |
| 3185942a | 34 | extern int have_unwind_protects __P((void)); |
| a0c0a00f | 35 | extern int unwind_protect_tag_on_stack __P((const char *)); |
| 7117c2d2 | 36 | extern void uwp_init __P((void)); |
| 726f6388 JA |
37 | |
| 38 | /* Define for people who like their code to look a certain way. */ | |
| 39 | #define end_unwind_frame() | |
| 40 | ||
| f73dda09 JA |
41 | /* How to protect a variable. */ |
| 42 | #define unwind_protect_var(X) unwind_protect_mem ((char *)&(X), sizeof (X)) | |
| 43 | extern void unwind_protect_mem __P((char *, int)); | |
| 726f6388 | 44 | |
| f73dda09 JA |
45 | /* Backwards compatibility */ |
| 46 | #define unwind_protect_int unwind_protect_var | |
| 47 | #define unwind_protect_short unwind_protect_var | |
| 48 | #define unwind_protect_string unwind_protect_var | |
| 49 | #define unwind_protect_pointer unwind_protect_var | |
| 50 | #define unwind_protect_jmp_buf unwind_protect_var | |
| 726f6388 JA |
51 | |
| 52 | #endif /* _UNWIND_PROT_H */ |