Commit | Line | Data |
---|---|---|
e9cafbcc TT |
1 | /* CLI utilities. |
2 | ||
3 | Copyright (c) 2011 Free Software Foundation, Inc. | |
4 | ||
5 | This file is part of GDB. | |
6 | ||
7 | This program 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. | |
11 | ||
12 | This program 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. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
19 | ||
20 | #ifndef CLI_UTILS_H | |
21 | #define CLI_UTILS_H | |
22 | ||
23 | /* *PP is a string denoting a number. Get the number of the. Advance | |
24 | *PP after the string and any trailing whitespace. | |
25 | ||
26 | Currently the string can either be a number or "$" followed by the | |
27 | name of a convenience variable. */ | |
28 | ||
29 | extern int get_number (char **); | |
30 | ||
31 | /* Parse a number or a range. | |
32 | A number will be of the form handled by get_number. | |
33 | A range will be of the form <number1> - <number2>, and | |
34 | will represent all the integers between number1 and number2, | |
35 | inclusive. | |
36 | ||
37 | While processing a range, this fuction is called iteratively; | |
38 | At each call it will return the next value in the range. | |
39 | ||
40 | At the beginning of parsing a range, the char pointer PP will | |
41 | be advanced past <number1> and left pointing at the '-' token. | |
42 | Subsequent calls will not advance the pointer until the range | |
43 | is completed. The call that completes the range will advance | |
44 | pointer PP past <number2>. */ | |
45 | ||
46 | extern int get_number_or_range (char **); | |
47 | ||
48 | /* Skip leading whitespace characters in INP, returning an updated | |
49 | pointer. If INP is NULL, return NULL. */ | |
50 | ||
51 | extern char *skip_spaces (char *inp); | |
52 | ||
53 | /* Skip leading non-whitespace characters in INP, returning an updated | |
54 | pointer. If INP is NULL, return NULL. */ | |
55 | ||
56 | extern char *skip_to_space (char *inp); | |
57 | ||
58 | #endif /* CLI_UTILS_H */ |