1 /* General utility routines for the remote server for GDB.
2 Copyright (C) 1986, 1989, 1993, 1995, 1996, 1997, 1999, 2000, 2002, 2003,
3 2007, 2008 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
31 /* Generally useful subroutines used throughout the program. */
33 /* Print the system error message for errno, and also mention STRING
34 as the file name for which the error was encountered.
35 Then return to command level. */
38 perror_with_name (char *string)
43 err = strerror (errno);
45 err = "unknown error";
47 combined = (char *) alloca (strlen (err) + strlen (string) + 3);
48 strcpy (combined, string);
49 strcat (combined, ": ");
50 strcat (combined, err);
52 error ("%s.", combined);
55 /* Print an error message and return to command level.
56 STRING is the error message, used as a fprintf string,
57 and ARG is passed as an argument to it. */
60 error (const char *string,...)
62 extern jmp_buf toplevel;
64 va_start (args, string);
66 vfprintf (stderr, string, args);
67 fprintf (stderr, "\n");
68 longjmp (toplevel, 1);
71 /* Print an error message and exit reporting failure.
72 This is for a error that we cannot continue from.
73 STRING and ARG are passed to fprintf. */
77 fatal (const char *string,...)
80 va_start (args, string);
81 fprintf (stderr, "gdbserver: ");
82 vfprintf (stderr, string, args);
83 fprintf (stderr, "\n");
90 warning (const char *string,...)
93 va_start (args, string);
94 fprintf (stderr, "gdbserver: ");
95 vfprintf (stderr, string, args);
96 fprintf (stderr, "\n");