projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| 04497f0b NW |
1 | /*- |
| 2 | * This code is derived from software copyrighted by the Free Software | |
| 3 | * Foundation. | |
| 4 | * | |
| 5 | * Modified 1991 by Donn Seeley at UUNET Technologies, Inc. | |
| 6 | * Modified 1990 by Van Jacobson at Lawrence Berkeley Laboratory. | |
| 7 | * | |
| 8 | * @(#)defs.h 6.3 (Berkeley) 5/8/91 | |
| 9 | */ | |
| 10 | ||
| 11 | /* Basic definitions for GDB, the GNU debugger. | |
| 12 | Copyright (C) 1986, 1989 Free Software Foundation, Inc. | |
| 13 | ||
| 14 | This file is part of GDB. | |
| 15 | ||
| 16 | GDB is free software; you can redistribute it and/or modify | |
| 17 | it under the terms of the GNU General Public License as published by | |
| 18 | the Free Software Foundation; either version 1, or (at your option) | |
| 19 | any later version. | |
| 20 | ||
| 21 | GDB is distributed in the hope that it will be useful, | |
| 22 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 23 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 24 | GNU General Public License for more details. | |
| 25 | ||
| 26 | You should have received a copy of the GNU General Public License | |
| 27 | along with GDB; see the file COPYING. If not, write to | |
| 28 | the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
| 29 | ||
| 30 | #define CORE_ADDR unsigned int | |
| 31 | ||
| 32 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
| 33 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
| 34 | ||
| 35 | extern char *savestring (); | |
| 36 | extern char *concat (); | |
| 37 | extern char *xmalloc (), *xrealloc (); | |
| 38 | extern int parse_escape (); | |
| 39 | extern char *reg_names[]; | |
| 40 | ||
| 41 | /* Various possibilities for alloca. */ | |
| 42 | #ifdef sparc | |
| 43 | #include <alloca.h> | |
| 44 | #else | |
| 45 | #ifdef __GNUC__ | |
| 46 | #define alloca __builtin_alloca | |
| 47 | #else | |
| 48 | extern char *alloca (); | |
| 49 | #endif | |
| 50 | #endif | |
| 51 | ||
| 52 | extern int quit_flag; | |
| 53 | ||
| 54 | extern int immediate_quit; | |
| 55 | ||
| 56 | #define QUIT { if (quit_flag) quit (); } | |
| 57 | ||
| 58 | /* Notes on classes: class_alias is for alias commands which are not | |
| 59 | abbreviations of the original command. */ | |
| 60 | ||
| 61 | enum command_class | |
| 62 | { | |
| 63 | no_class = -1, class_run = 0, class_vars, class_stack, | |
| 64 | class_files, class_support, class_info, class_breakpoint, | |
| 65 | class_alias, class_obscure, class_user, | |
| 66 | }; | |
| 67 | ||
| 68 | /* the cleanup list records things that have to be undone | |
| 69 | if an error happens (descriptors to be closed, memory to be freed, etc.) | |
| 70 | Each link in the chain records a function to call and an | |
| 71 | argument to give it. | |
| 72 | ||
| 73 | Use make_cleanup to add an element to the cleanup chain. | |
| 74 | Use do_cleanups to do all cleanup actions back to a given | |
| 75 | point in the chain. Use discard_cleanups to remove cleanups | |
| 76 | from the chain back to a given point, not doing them. */ | |
| 77 | ||
| 78 | struct cleanup | |
| 79 | { | |
| 80 | struct cleanup *next; | |
| 81 | void (*function) (); | |
| 82 | int arg; | |
| 83 | }; | |
| 84 | ||
| 85 | extern void do_cleanups (); | |
| 86 | extern void discard_cleanups (); | |
| 87 | extern struct cleanup *make_cleanup (); | |
| 88 | extern struct cleanup *save_cleanups (); | |
| 89 | extern void restore_cleanups (); | |
| 90 | extern void free_current_contents (); | |
| 91 | extern void reinitialize_more_filter (); | |
| 92 | extern void fputs_filtered (); | |
| 93 | extern void fprintf_filtered (); | |
| 94 | extern void printf_filtered (); | |
| 95 | extern void print_spaces_filtered (); | |
| 96 | extern char *tilde_expand (); | |
| 97 | ||
| 98 | /* Structure for saved commands lines | |
| 99 | (for breakpoints, defined commands, etc). */ | |
| 100 | ||
| 101 | struct command_line | |
| 102 | { | |
| 103 | struct command_line *next; | |
| 104 | char *line; | |
| 105 | int type; /* statement type */ | |
| 106 | #define CL_END 0 | |
| 107 | #define CL_NORMAL 1 | |
| 108 | #define CL_WHILE 2 | |
| 109 | #define CL_IF 3 | |
| 110 | #define CL_EXITLOOP 4 | |
| 111 | #define CL_NOP 5 | |
| 112 | struct command_line *body; /* body of loop for while, body of if */ | |
| 113 | struct command_line *elsebody; /* body of else part of if */ | |
| 114 | }; | |
| 115 | ||
| 116 | extern struct command_line *read_command_lines (); | |
| 117 | extern void do_command_lines(); | |
| 118 | ||
| 119 | /* String containing the current directory (what getwd would return). */ | |
| 120 | ||
| 121 | char *current_directory; | |
| 122 |