Commit | Line | Data |
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c906108c | 1 | /* General utility routines for the remote server for GDB. |
6aba47ca DJ |
2 | Copyright (C) 1986, 1989, 1993, 1995, 1996, 1997, 1999, 2000, 2002, 2003, |
3 | 2007 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 | |
6f0f660e EZ |
19 | Foundation, Inc., 51 Franklin Street, Fifth Floor, |
20 | Boston, MA 02110-1301, USA. */ | |
c906108c SS |
21 | |
22 | #include "server.h" | |
23 | #include <stdio.h> | |
24 | #include <string.h> | |
68070c10 PA |
25 | #include <stdlib.h> |
26 | #if HAVE_ERRNO_H | |
27 | #include <errno.h> | |
28 | #endif | |
29 | #if HAVE_MALLOC_H | |
30 | #include <malloc.h> | |
31 | #endif | |
c906108c SS |
32 | |
33 | /* Generally useful subroutines used throughout the program. */ | |
34 | ||
35 | /* Print the system error message for errno, and also mention STRING | |
36 | as the file name for which the error was encountered. | |
37 | Then return to command level. */ | |
38 | ||
39 | void | |
fba45db2 | 40 | perror_with_name (char *string) |
c906108c | 41 | { |
5c44784c | 42 | const char *err; |
c906108c SS |
43 | char *combined; |
44 | ||
43d5792c DJ |
45 | err = strerror (errno); |
46 | if (err == NULL) | |
c906108c SS |
47 | err = "unknown error"; |
48 | ||
49 | combined = (char *) alloca (strlen (err) + strlen (string) + 3); | |
50 | strcpy (combined, string); | |
51 | strcat (combined, ": "); | |
52 | strcat (combined, err); | |
53 | ||
54 | error ("%s.", combined); | |
55 | } | |
56 | ||
57 | /* Print an error message and return to command level. | |
58 | STRING is the error message, used as a fprintf string, | |
59 | and ARG is passed as an argument to it. */ | |
60 | ||
0729219d | 61 | void |
c5aa993b | 62 | error (const char *string,...) |
c906108c SS |
63 | { |
64 | extern jmp_buf toplevel; | |
65 | va_list args; | |
c906108c | 66 | va_start (args, string); |
c906108c | 67 | fflush (stdout); |
c906108c | 68 | vfprintf (stderr, string, args); |
c906108c | 69 | fprintf (stderr, "\n"); |
c5aa993b | 70 | longjmp (toplevel, 1); |
c906108c SS |
71 | } |
72 | ||
73 | /* Print an error message and exit reporting failure. | |
74 | This is for a error that we cannot continue from. | |
75 | STRING and ARG are passed to fprintf. */ | |
76 | ||
77 | /* VARARGS */ | |
0729219d | 78 | void |
0a30fbc4 | 79 | fatal (const char *string,...) |
c906108c SS |
80 | { |
81 | va_list args; | |
c906108c | 82 | va_start (args, string); |
c906108c SS |
83 | fprintf (stderr, "gdb: "); |
84 | vfprintf (stderr, string, args); | |
85 | fprintf (stderr, "\n"); | |
86 | va_end (args); | |
87 | exit (1); | |
88 | } | |
0a30fbc4 DJ |
89 | |
90 | /* VARARGS */ | |
91 | void | |
92 | warning (const char *string,...) | |
93 | { | |
94 | va_list args; | |
95 | va_start (args, string); | |
96 | fprintf (stderr, "gdb: "); | |
97 | vfprintf (stderr, string, args); | |
98 | fprintf (stderr, "\n"); | |
99 | va_end (args); | |
100 | } |