96 lines
2.5 KiB
C
96 lines
2.5 KiB
C
/* General utility routines for the remote server for GDB.
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Copyright (C) 1986, 1989, 1993, 1995, 1996, 1997, 1999, 2000, 2002, 2003,
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2007 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., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA. */
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#include "server.h"
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#include <stdio.h>
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#include <string.h>
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/* Generally useful subroutines used throughout the program. */
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/* Print the system error message for errno, and also mention STRING
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as the file name for which the error was encountered.
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Then return to command level. */
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void
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perror_with_name (char *string)
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{
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#ifndef STDC_HEADERS
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extern int errno;
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#endif
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const char *err;
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char *combined;
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err = strerror (errno);
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if (err == NULL)
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err = "unknown error";
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combined = (char *) alloca (strlen (err) + strlen (string) + 3);
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strcpy (combined, string);
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strcat (combined, ": ");
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strcat (combined, err);
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error ("%s.", combined);
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}
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/* Print an error message and return to command level.
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STRING is the error message, used as a fprintf string,
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and ARG is passed as an argument to it. */
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void
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error (const char *string,...)
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{
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extern jmp_buf toplevel;
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va_list args;
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va_start (args, string);
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fflush (stdout);
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vfprintf (stderr, string, args);
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fprintf (stderr, "\n");
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longjmp (toplevel, 1);
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}
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/* Print an error message and exit reporting failure.
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This is for a error that we cannot continue from.
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STRING and ARG are passed to fprintf. */
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/* VARARGS */
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void
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fatal (const char *string,...)
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{
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va_list args;
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va_start (args, string);
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fprintf (stderr, "gdb: ");
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vfprintf (stderr, string, args);
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fprintf (stderr, "\n");
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va_end (args);
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exit (1);
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}
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/* VARARGS */
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void
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warning (const char *string,...)
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{
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va_list args;
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va_start (args, string);
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fprintf (stderr, "gdb: ");
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vfprintf (stderr, string, args);
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fprintf (stderr, "\n");
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va_end (args);
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}
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