1 /* Support for complaint handling during symbol reading in GDB.
2 Copyright (C) 1990, 1991, 1992 Free Software Foundation, Inc.
4 This file is part of GDB.
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 2 of the License, or
9 (at your option) any later version.
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.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
21 #include "complaints.h"
24 /* Structure to manage complaints about symbol file contents. */
26 struct complaint complaint_root[1] = {
28 (char *) NULL, /* Complaint message */
29 0, /* Complaint counter */
30 complaint_root /* Next complaint. */
34 /* How many complaints about a particular thing should be printed before
35 we stop whining about it? Default is no whining at all, since so many
36 systems have ill-constructed symbol files. */
38 static unsigned int stop_whining = 0;
40 /* Should each complaint be self explanatory, or should we assume that
41 a series of complaints is being produced?
42 case 0: self explanatory message.
43 case 1: First message of a series that must start off with explanation.
44 case 2: Subsequent message, when user already knows we are reading
45 symbols and we can just state our piece. */
47 static int complaint_series = 0;
49 /* External variables and functions referenced. */
51 extern int info_verbose;
54 /* Functions to handle complaints during symbol reading. */
56 /* Print a complaint about the input symbols, and link the complaint block
57 into a chain for later handling. */
61 #ifdef ANSI_PROTOTYPES
62 complain (struct complaint *complaint, ...)
69 #ifdef ANSI_PROTOTYPES
70 va_start (args, complaint);
72 struct complaint *complaint;
75 complaint = va_arg (args, struct complaint *);
78 complaint -> counter++;
79 if (complaint -> next == NULL)
81 complaint -> next = complaint_root -> next;
82 complaint_root -> next = complaint;
84 if (complaint -> counter > stop_whining)
90 switch (complaint_series + (info_verbose << 1))
93 /* Isolated messages, must be self-explanatory. */
96 puts_filtered ("During symbol reading, ");
98 vprintf_filtered (complaint -> message, args);
99 puts_filtered (".\n");
102 /* First of a series, without `set verbose'. */
105 puts_filtered ("During symbol reading...");
106 vprintf_filtered (complaint -> message, args);
107 puts_filtered ("...");
112 /* Subsequent messages of a series, or messages under `set verbose'.
113 (We'll already have produced a "Reading in symbols for XXX..."
114 message and will clean up at the end with a newline.) */
116 vprintf_filtered (complaint -> message, args);
117 puts_filtered ("...");
120 /* If GDB dumps core, we'd like to see the complaints first. Presumably
121 GDB will not be sending so many complaints that this becomes a
123 gdb_flush (gdb_stdout);
127 /* Clear out all complaint counters that have ever been incremented.
128 If sym_reading is 1, be less verbose about successive complaints,
129 since the messages are appearing all together during a command that
130 reads symbols (rather than scattered around as psymtabs get fleshed
131 out into symtabs at random times). If noisy is 1, we are in a
132 noisy symbol reading command, and our caller will print enough
133 context for the user to figure it out. */
136 clear_complaints (sym_reading, noisy)
142 for (p = complaint_root -> next; p != complaint_root; p = p -> next)
147 if (!sym_reading && !noisy && complaint_series > 1)
149 /* Terminate previous series, since caller won't. */
150 puts_filtered ("\n");
153 complaint_series = sym_reading ? 1 + noisy : 0;
157 _initialize_complaints ()
160 (add_set_cmd ("complaints", class_support, var_zinteger,
161 (char *) &stop_whining,
162 "Set max number of complaints about incorrect symbols.",