Commit | Line | Data |
---|---|---|
c906108c | 1 | /* General utility routines for the remote server for GDB. |
0a30fbc4 | 2 | Copyright 1986, 1989, 1993, 1995, 1996, 1997, 1999, 2000, 2002 |
b6ba6518 | 3 | Free Software Foundation, Inc. |
c906108c | 4 | |
c5aa993b | 5 | This file is part of GDB. |
c906108c | 6 | |
c5aa993b JM |
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 2 of the License, or | |
10 | (at your option) any later version. | |
c906108c | 11 | |
c5aa993b JM |
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. | |
c906108c | 16 | |
c5aa993b JM |
17 | You should have received a copy of the GNU General Public License |
18 | along with this program; if not, write to the Free Software | |
19 | Foundation, Inc., 59 Temple Place - Suite 330, | |
20 | Boston, MA 02111-1307, USA. */ | |
c906108c SS |
21 | |
22 | #include "server.h" | |
23 | #include <stdio.h> | |
24 | #include <string.h> | |
25 | ||
26 | /* Generally useful subroutines used throughout the program. */ | |
27 | ||
28 | /* Print the system error message for errno, and also mention STRING | |
29 | as the file name for which the error was encountered. | |
30 | Then return to command level. */ | |
31 | ||
32 | void | |
fba45db2 | 33 | perror_with_name (char *string) |
c906108c | 34 | { |
5c44784c | 35 | #ifndef STDC_HEADERS |
c906108c | 36 | extern int errno; |
5c44784c JM |
37 | #endif |
38 | const char *err; | |
c906108c SS |
39 | char *combined; |
40 | ||
43d5792c DJ |
41 | err = strerror (errno); |
42 | if (err == NULL) | |
c906108c SS |
43 | err = "unknown error"; |
44 | ||
45 | combined = (char *) alloca (strlen (err) + strlen (string) + 3); | |
46 | strcpy (combined, string); | |
47 | strcat (combined, ": "); | |
48 | strcat (combined, err); | |
49 | ||
50 | error ("%s.", combined); | |
51 | } | |
52 | ||
53 | /* Print an error message and return to command level. | |
54 | STRING is the error message, used as a fprintf string, | |
55 | and ARG is passed as an argument to it. */ | |
56 | ||
0729219d | 57 | void |
c5aa993b | 58 | error (const char *string,...) |
c906108c SS |
59 | { |
60 | extern jmp_buf toplevel; | |
61 | va_list args; | |
c906108c | 62 | va_start (args, string); |
c906108c | 63 | fflush (stdout); |
c906108c | 64 | vfprintf (stderr, string, args); |
c906108c | 65 | fprintf (stderr, "\n"); |
c5aa993b | 66 | longjmp (toplevel, 1); |
c906108c SS |
67 | } |
68 | ||
69 | /* Print an error message and exit reporting failure. | |
70 | This is for a error that we cannot continue from. | |
71 | STRING and ARG are passed to fprintf. */ | |
72 | ||
73 | /* VARARGS */ | |
0729219d | 74 | void |
0a30fbc4 | 75 | fatal (const char *string,...) |
c906108c SS |
76 | { |
77 | va_list args; | |
c906108c | 78 | va_start (args, string); |
c906108c SS |
79 | fprintf (stderr, "gdb: "); |
80 | vfprintf (stderr, string, args); | |
81 | fprintf (stderr, "\n"); | |
82 | va_end (args); | |
83 | exit (1); | |
84 | } | |
0a30fbc4 DJ |
85 | |
86 | /* VARARGS */ | |
87 | void | |
88 | warning (const char *string,...) | |
89 | { | |
90 | va_list args; | |
91 | va_start (args, string); | |
92 | fprintf (stderr, "gdb: "); | |
93 | vfprintf (stderr, string, args); | |
94 | fprintf (stderr, "\n"); | |
95 | va_end (args); | |
96 | } |