1 /* Debug hooks for GCC.
2 Copyright (C) 2001 Free Software Foundation, Inc.
4 This program is free software; you can redistribute it and/or modify it
5 under the terms of the GNU General Public License as published by the
6 Free Software Foundation; either version 2, or (at your option) any
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
21 /* This structure contains hooks for the debug information output
22 functions, accessed through the global instance debug_hooks set in
23 toplev.c according to command line options. */
24 struct gcc_debug_hooks
26 /* Initialise debug output to FILE. MAIN_FILENAME is the name of
27 the main input file. */
28 void (* init) PARAMS ((FILE * file, const char *main_filename));
30 /* Output debug symbols to FILE. */
31 void (* finish) PARAMS ((FILE * file, const char *main_filename));
33 /* Macro defined on line LINE with name and expansion TEXT. */
34 void (* define) PARAMS ((unsigned int line, const char *text));
36 /* MACRO undefined on line LINE. */
37 void (* undef) PARAMS ((unsigned int line, const char *macro));
39 /* Record the beginning of a new source file FILE from LINE number
40 in the previous one. */
41 void (* start_source_file) PARAMS ((unsigned int line, const char *file));
43 /* Record the resumption of a source file. LINE is the line number
44 in the source file we are returning to. */
45 void (* end_source_file) PARAMS ((unsigned int line));
47 /* Record the beginning of block N, counting from 1 and not
48 including the function-scope block, at LINE. Output to FILE. */
49 void (* begin_block) PARAMS ((FILE *, unsigned int line, unsigned int n));
51 /* Record the end of a block. Arguments as for begin_block. */
52 void (* end_block) PARAMS ((FILE *, unsigned int line, unsigned int n));
55 extern struct gcc_debug_hooks *debug_hooks;
57 /* The do-nothing hooks. */
58 extern void debug_nothing_file_charstar
59 PARAMS ((FILE *, const char *));
60 extern void debug_nothing_int_charstar
61 PARAMS ((unsigned int, const char *));
62 extern void debug_nothing_int
63 PARAMS ((unsigned int));
64 extern void debug_nothing_file_int_int
65 PARAMS ((FILE *, unsigned int, unsigned int));
67 /* Hooks for various debug formats. */
68 extern struct gcc_debug_hooks do_nothing_debug_hooks;
69 extern struct gcc_debug_hooks dbx_debug_hooks;
70 extern struct gcc_debug_hooks sdb_debug_hooks;
71 extern struct gcc_debug_hooks xcoff_debug_hooks;
72 extern struct gcc_debug_hooks dwarf_debug_hooks;
73 extern struct gcc_debug_hooks dwarf2_debug_hooks;
75 #endif /* !GCC_DEBUG_H */