166 lines
4.7 KiB
C
166 lines
4.7 KiB
C
/* Support for complaint handling during symbol reading in GDB.
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Copyright (C) 1990, 1991, 1992 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#include "defs.h"
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#include "complaints.h"
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#include "gdbcmd.h"
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/* Structure to manage complaints about symbol file contents. */
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struct complaint complaint_root[1] = {
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{
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(char *) NULL, /* Complaint message */
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0, /* Complaint counter */
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complaint_root /* Next complaint. */
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}
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};
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/* How many complaints about a particular thing should be printed before
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we stop whining about it? Default is no whining at all, since so many
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systems have ill-constructed symbol files. */
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static unsigned int stop_whining = 0;
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/* Should each complaint be self explanatory, or should we assume that
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a series of complaints is being produced?
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case 0: self explanatory message.
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case 1: First message of a series that must start off with explanation.
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case 2: Subsequent message, when user already knows we are reading
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symbols and we can just state our piece. */
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static int complaint_series = 0;
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/* External variables and functions referenced. */
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extern int info_verbose;
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/* Functions to handle complaints during symbol reading. */
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/* Print a complaint about the input symbols, and link the complaint block
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into a chain for later handling. */
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/* VARARGS */
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void
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#ifdef ANSI_PROTOTYPES
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complain (struct complaint *complaint, ...)
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#else
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complain (va_alist)
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va_dcl
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#endif
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{
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va_list args;
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#ifdef ANSI_PROTOTYPES
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va_start (args, complaint);
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#else
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struct complaint *complaint;
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va_start (args);
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complaint = va_arg (args, struct complaint *);
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#endif
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complaint -> counter++;
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if (complaint -> next == NULL)
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{
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complaint -> next = complaint_root -> next;
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complaint_root -> next = complaint;
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}
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if (complaint -> counter > stop_whining)
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{
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return;
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}
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wrap_here ("");
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switch (complaint_series + (info_verbose << 1))
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{
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/* Isolated messages, must be self-explanatory. */
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case 0:
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begin_line ();
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puts_filtered ("During symbol reading, ");
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wrap_here ("");
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vprintf_filtered (complaint -> message, args);
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puts_filtered (".\n");
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break;
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/* First of a series, without `set verbose'. */
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case 1:
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begin_line ();
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puts_filtered ("During symbol reading...");
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vprintf_filtered (complaint -> message, args);
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puts_filtered ("...");
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wrap_here ("");
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complaint_series++;
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break;
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/* Subsequent messages of a series, or messages under `set verbose'.
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(We'll already have produced a "Reading in symbols for XXX..."
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message and will clean up at the end with a newline.) */
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default:
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vprintf_filtered (complaint -> message, args);
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puts_filtered ("...");
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wrap_here ("");
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}
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/* If GDB dumps core, we'd like to see the complaints first. Presumably
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GDB will not be sending so many complaints that this becomes a
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performance hog. */
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gdb_flush (gdb_stdout);
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va_end (args);
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}
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/* Clear out all complaint counters that have ever been incremented.
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If sym_reading is 1, be less verbose about successive complaints,
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since the messages are appearing all together during a command that
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reads symbols (rather than scattered around as psymtabs get fleshed
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out into symtabs at random times). If noisy is 1, we are in a
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noisy symbol reading command, and our caller will print enough
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context for the user to figure it out. */
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void
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clear_complaints (sym_reading, noisy)
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int sym_reading;
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int noisy;
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{
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struct complaint *p;
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for (p = complaint_root -> next; p != complaint_root; p = p -> next)
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{
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p -> counter = 0;
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}
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if (!sym_reading && !noisy && complaint_series > 1)
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{
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/* Terminate previous series, since caller won't. */
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puts_filtered ("\n");
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}
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complaint_series = sym_reading ? 1 + noisy : 0;
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}
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void
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_initialize_complaints ()
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{
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add_show_from_set
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(add_set_cmd ("complaints", class_support, var_zinteger,
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(char *) &stop_whining,
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"Set max number of complaints about incorrect symbols.",
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&setlist),
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&showlist);
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}
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