binutils-gdb/gdb/gdbserver/utils.c
Daniel Jacobowitz 0729219dab 2002-04-09 Daniel Jacobowitz <drow@mvista.com>
* gdbserver/Makefile.in: Add WARN_CFLAGS.  Update configury
        dependencies.
        * gdbserver/configure.in: Check for <string.h>
        * gdbserver/configure: Regenerate.
        * gdbserver/config.in: Regenerate.
        * gdbserver/gdbreplay.c: Include needed system headers.
        (remote_open): Remove strchr prototype.
        * gdbserver/linux-low.h: Correct #ifdef to HAVE_LINUX_USRREGS.
        * gdbserver/regcache.c (supply_register): Change buf argument to const void *.
        (supply_register_by_name): Likewise.
        (collect_register): Change buf argument to void *.
        (collect_register_by_name): Likewise.
        * gdbserver/regcache.h: Add missing prototypes.
        * gdbserver/remote-utils.c: Include <arpa/inet.h> for inet_ntoa.
        * gdbserver/server.c (handle_query): New function.
        (attached): New static variable, moved out of main.
        (main): Quiet longjmp clobber warnings.
        * gdbserver/server.h: Add ATTR_NORETURN and ATTR_FORMAT.  Update prototypes.
        * gdbserver/utils.c (error): Remove NORETURN.
        (fatal): Likewise.
2002-04-09 21:11:35 +00:00

100 lines
2.5 KiB
C

/* General utility routines for the remote server for GDB.
Copyright 1986, 1989, 1993, 1995, 1996, 1997, 1999, 2000, 2002
Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include "server.h"
#include <stdio.h>
#include <string.h>
/* Generally useful subroutines used throughout the program. */
/* Print the system error message for errno, and also mention STRING
as the file name for which the error was encountered.
Then return to command level. */
void
perror_with_name (char *string)
{
#ifndef STDC_HEADERS
extern int sys_nerr;
extern char *sys_errlist[];
extern int errno;
#endif
const char *err;
char *combined;
if (errno < sys_nerr)
err = sys_errlist[errno];
else
err = "unknown error";
combined = (char *) alloca (strlen (err) + strlen (string) + 3);
strcpy (combined, string);
strcat (combined, ": ");
strcat (combined, err);
error ("%s.", combined);
}
/* Print an error message and return to command level.
STRING is the error message, used as a fprintf string,
and ARG is passed as an argument to it. */
void
error (const char *string,...)
{
extern jmp_buf toplevel;
va_list args;
va_start (args, string);
fflush (stdout);
vfprintf (stderr, string, args);
fprintf (stderr, "\n");
longjmp (toplevel, 1);
}
/* Print an error message and exit reporting failure.
This is for a error that we cannot continue from.
STRING and ARG are passed to fprintf. */
/* VARARGS */
void
fatal (const char *string,...)
{
va_list args;
va_start (args, string);
fprintf (stderr, "gdb: ");
vfprintf (stderr, string, args);
fprintf (stderr, "\n");
va_end (args);
exit (1);
}
/* VARARGS */
void
warning (const char *string,...)
{
va_list args;
va_start (args, string);
fprintf (stderr, "gdb: ");
vfprintf (stderr, string, args);
fprintf (stderr, "\n");
va_end (args);
}