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., 675 Mass Ave, Cambridge, MA 02139, USA. */
21 #include "complaints.h"
23 #ifdef ANSI_PROTOTYPES
29 /* Structure to manage complaints about symbol file contents. */
31 struct complaint complaint_root[1] = {
33 (char *) NULL, /* Complaint message */
34 0, /* Complaint counter */
35 complaint_root /* Next complaint. */
39 /* How many complaints about a particular thing should be printed before
40 we stop whining about it? Default is no whining at all, since so many
41 systems have ill-constructed symbol files. */
43 static unsigned int stop_whining = 0;
45 /* Should each complaint be self explanatory, or should we assume that
46 a series of complaints is being produced?
47 case 0: self explanatory message.
48 case 1: First message of a series that must start off with explanation.
49 case 2: Subsequent message, when user already knows we are reading
50 symbols and we can just state our piece. */
52 static int complaint_series = 0;
54 /* External variables and functions referenced. */
56 extern int info_verbose;
59 /* Functions to handle complaints during symbol reading. */
61 /* Print a complaint about the input symbols, and link the complaint block
62 into a chain for later handling. */
66 #ifdef ANSI_PROTOTYPES
67 complain (struct complaint *complaint, ...)
74 #ifdef ANSI_PROTOTYPES
75 va_start (args, complaint);
77 struct complaint *complaint;
80 complaint = va_arg (args, struct complaint *);
83 complaint -> counter++;
84 if (complaint -> next == NULL)
86 complaint -> next = complaint_root -> next;
87 complaint_root -> next = complaint;
89 if (complaint -> counter > stop_whining)
95 switch (complaint_series + (info_verbose << 1))
98 /* Isolated messages, must be self-explanatory. */
101 puts_filtered ("During symbol reading, ");
103 vprintf_filtered (complaint -> message, args);
104 puts_filtered (".\n");
107 /* First of a series, without `set verbose'. */
110 puts_filtered ("During symbol reading...");
111 vprintf_filtered (complaint -> message, args);
112 puts_filtered ("...");
117 /* Subsequent messages of a series, or messages under `set verbose'.
118 (We'll already have produced a "Reading in symbols for XXX..."
119 message and will clean up at the end with a newline.) */
121 vprintf_filtered (complaint -> message, args);
122 puts_filtered ("...");
125 /* If GDB dumps core, we'd like to see the complaints first. Presumably
126 GDB will not be sending so many complaints that this becomes a
128 gdb_flush (gdb_stdout);
132 /* Clear out all complaint counters that have ever been incremented.
133 If sym_reading is 1, be less verbose about successive complaints,
134 since the messages are appearing all together during a command that
135 reads symbols (rather than scattered around as psymtabs get fleshed
136 out into symtabs at random times). If noisy is 1, we are in a
137 noisy symbol reading command, and our caller will print enough
138 context for the user to figure it out. */
141 clear_complaints (sym_reading, noisy)
147 for (p = complaint_root -> next; p != complaint_root; p = p -> next)
152 if (!sym_reading && !noisy && complaint_series > 1)
154 /* Terminate previous series, since caller won't. */
155 puts_filtered ("\n");
158 complaint_series = sym_reading ? 1 + noisy : 0;
162 _initialize_complaints ()
165 (add_set_cmd ("complaints", class_support, var_zinteger,
166 (char *) &stop_whining,
167 "Set max number of complaints about incorrect symbols.",