1 /* General utility routines for the remote server for GDB.
2 Copyright (C) 1986, 1989, 1993 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., 59 Temple Place - Suite 330,
19 Boston, MA 02111-1307, USA. */
25 /* Generally useful subroutines used throughout the program. */
27 /* Print the system error message for errno, and also mention STRING
28 as the file name for which the error was encountered.
29 Then return to command level. */
32 perror_with_name (char *string
)
36 extern char *sys_errlist
[];
43 err
= sys_errlist
[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 (char *string
,...)
80 va_start (args
, string
);
81 fprintf (stderr
, "gdb: ");
82 vfprintf (stderr
, string
, args
);
83 fprintf (stderr
, "\n");
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