| | 1 | /* List lines of source files for GDB, the GNU debugger. |
| | 2 | Copyright (C) 1999, 2007-2012 Free Software Foundation, Inc. |
| | 3 | |
| | 4 | This file is part of GDB. |
| | 5 | |
| | 6 | This program is free software; you can redistribute it and/or modify |
| | 7 | it under the terms of the GNU General Public License as published by |
| | 8 | the Free Software Foundation; either version 3 of the License, or |
| | 9 | (at your option) any later version. |
| | 10 | |
| | 11 | This program is distributed in the hope that it will be useful, |
| | 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| | 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| | 14 | GNU General Public License for more details. |
| | 15 | |
| | 16 | You should have received a copy of the GNU General Public License |
| | 17 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| | 18 | |
| | 19 | #ifndef SOURCE_H |
| | 20 | #define SOURCE_H |
| | 21 | |
| | 22 | struct symtab; |
| | 23 | |
| | 24 | /* Open a source file given a symtab S. Returns a file descriptor or |
| | 25 | negative number for error. */ |
| | 26 | extern int open_source_file (struct symtab *s); |
| | 27 | |
| | 28 | extern char* symtab_to_fullname (struct symtab *s); |
| | 29 | |
| | 30 | /* Create and initialize the table S->line_charpos that records the |
| | 31 | positions of the lines in the source file, which is assumed to be |
| | 32 | open on descriptor DESC. All set S->nlines to the number of such |
| | 33 | lines. */ |
| | 34 | extern void find_source_lines (struct symtab *s, int desc); |
| | 35 | |
| | 36 | /* Return the first line listed by print_source_lines. |
| | 37 | Used by command interpreters to request listing from |
| | 38 | a previous point. */ |
| | 39 | extern int get_first_line_listed (void); |
| | 40 | |
| | 41 | /* Return the default number of lines to print with commands like the |
| | 42 | cli "list". The caller of print_source_lines must use this to |
| | 43 | calculate the end line and use it in the call to print_source_lines |
| | 44 | as it does not automatically use this value. */ |
| | 45 | extern int get_lines_to_list (void); |
| | 46 | |
| | 47 | /* Return the current source file for listing and next line to list. |
| | 48 | NOTE: The returned sal pc and end fields are not valid. */ |
| | 49 | extern struct symtab_and_line get_current_source_symtab_and_line (void); |
| | 50 | |
| | 51 | /* If the current source file for listing is not set, try and get a default. |
| | 52 | Usually called before get_current_source_symtab_and_line() is called. |
| | 53 | It may err out if a default cannot be determined. |
| | 54 | We must be cautious about where it is called, as it can recurse as the |
| | 55 | process of determining a new default may call the caller! |
| | 56 | Use get_current_source_symtab_and_line only to get whatever |
| | 57 | we have without erroring out or trying to get a default. */ |
| | 58 | extern void set_default_source_symtab_and_line (void); |
| | 59 | |
| | 60 | /* Return the current default file for listing and next line to list |
| | 61 | (the returned sal pc and end fields are not valid.) |
| | 62 | and set the current default to whatever is in SAL. |
| | 63 | NOTE: The returned sal pc and end fields are not valid. */ |
| | 64 | extern struct symtab_and_line set_current_source_symtab_and_line (const struct symtab_and_line *); |
| | 65 | |
| | 66 | /* Reset any information stored about a default file and line to print. */ |
| | 67 | extern void clear_current_source_symtab_and_line (void); |
| | 68 | |
| | 69 | /* Add a source path substitution rule. */ |
| | 70 | extern void add_substitute_path_rule (char *, char *); |
| | 71 | #endif |
tuxillo's projects / dragonfly.git / blame_incremental