]>
Commit | Line | Data |
---|---|---|
726f6388 JA |
1 | /* unwind_prot.h - Macros and functions for hacking unwind protection. */ |
2 | ||
3 | /* Copyright (C) 1993 Free Software Foundation, Inc. | |
4 | ||
5 | This file is part of GNU Bash, the Bourne Again SHell. | |
6 | ||
7 | Bash is free software; you can redistribute it and/or modify it under | |
8 | the terms of the GNU General Public License as published by the Free | |
9 | Software Foundation; either version 2, or (at your option) any later | |
10 | version. | |
11 | ||
12 | Bash is distributed in the hope that it will be useful, but WITHOUT ANY | |
13 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
14 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
15 | for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License along | |
18 | with Bash; see the file COPYING. If not, write to the Free Software | |
bb70624e | 19 | Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA. */ |
726f6388 JA |
20 | |
21 | #if !defined (_UNWIND_PROT_H) | |
22 | #define _UNWIND_PROT_H | |
23 | ||
24 | /* Run a function without interrupts. */ | |
f73dda09 JA |
25 | extern void begin_unwind_frame __P((char *)); |
26 | extern void discard_unwind_frame __P((char *)); | |
27 | extern void run_unwind_frame __P((char *)); | |
28 | extern void add_unwind_protect (); /* Not portable to arbitrary C99 hosts. */ | |
29 | extern void remove_unwind_protect __P((void)); | |
30 | extern void run_unwind_protects __P((void)); | |
31 | extern void clear_unwind_protect_list __P((int)); | |
7117c2d2 | 32 | extern void uwp_init __P((void)); |
726f6388 JA |
33 | |
34 | /* Define for people who like their code to look a certain way. */ | |
35 | #define end_unwind_frame() | |
36 | ||
f73dda09 JA |
37 | /* How to protect a variable. */ |
38 | #define unwind_protect_var(X) unwind_protect_mem ((char *)&(X), sizeof (X)) | |
39 | extern void unwind_protect_mem __P((char *, int)); | |
726f6388 | 40 | |
f73dda09 JA |
41 | /* Backwards compatibility */ |
42 | #define unwind_protect_int unwind_protect_var | |
43 | #define unwind_protect_short unwind_protect_var | |
44 | #define unwind_protect_string unwind_protect_var | |
45 | #define unwind_protect_pointer unwind_protect_var | |
46 | #define unwind_protect_jmp_buf unwind_protect_var | |
726f6388 JA |
47 | |
48 | #endif /* _UNWIND_PROT_H */ |