/src/wireshark/wsutil/cmdarg_err.c
Line | Count | Source |
1 | | /* cmdarg_err.c |
2 | | * Routines to report command-line argument errors. |
3 | | * |
4 | | * Wireshark - Network traffic analyzer |
5 | | * By Gerald Combs <gerald@wireshark.org> |
6 | | * Copyright 1998 Gerald Combs |
7 | | * |
8 | | * SPDX-License-Identifier: GPL-2.0-or-later |
9 | | */ |
10 | | |
11 | | #include "config.h" |
12 | | |
13 | | #include "cmdarg_err.h" |
14 | | |
15 | | static void (*print_err)(const char *, va_list ap); |
16 | | static void (*print_err_cont)(const char *, va_list ap); |
17 | | |
18 | | /* |
19 | | * Set the reporting functions for error messages. |
20 | | */ |
21 | | void |
22 | | cmdarg_err_init(void (*err)(const char *, va_list), |
23 | | void (*err_cont)(const char *, va_list)) |
24 | 15 | { |
25 | 15 | print_err = err; |
26 | 15 | print_err_cont = err_cont; |
27 | 15 | } |
28 | | |
29 | | /* |
30 | | * Report an error in command-line arguments. |
31 | | */ |
32 | | void |
33 | | vcmdarg_err(const char *fmt, va_list ap) |
34 | 2 | { |
35 | 2 | print_err(fmt, ap); |
36 | 2 | } |
37 | | |
38 | | void |
39 | | cmdarg_err(const char *fmt, ...) |
40 | 0 | { |
41 | 0 | va_list ap; |
42 | |
|
43 | 0 | va_start(ap, fmt); |
44 | 0 | print_err(fmt, ap); |
45 | 0 | va_end(ap); |
46 | 0 | } |
47 | | |
48 | | /* |
49 | | * Report additional information for an error in command-line arguments. |
50 | | */ |
51 | | void |
52 | | cmdarg_err_cont(const char *fmt, ...) |
53 | 0 | { |
54 | 0 | va_list ap; |
55 | |
|
56 | 0 | va_start(ap, fmt); |
57 | 0 | print_err_cont(fmt, ap); |
58 | 0 | va_end(ap); |
59 | 0 | } |
60 | | |
61 | | /* |
62 | | * Error printing routines that report to the standard error. |
63 | | */ |
64 | | void |
65 | | stderr_cmdarg_err(const char *msg_format, va_list ap) |
66 | 2 | { |
67 | 2 | fprintf(stderr, "%s: ", g_get_prgname()); |
68 | 2 | vfprintf(stderr, msg_format, ap); |
69 | 2 | fprintf(stderr, "\n"); |
70 | 2 | } |
71 | | |
72 | | void |
73 | | stderr_cmdarg_err_cont(const char *msg_format, va_list ap) |
74 | 0 | { |
75 | 0 | vfprintf(stderr, msg_format, ap); |
76 | | fprintf(stderr, "\n"); |
77 | 0 | } |