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Commit | Line | Data |
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d5a7ea17 | 1 | /* $Id$ |
2 | * | |
3 | * mrcl error interface | |
4 | * | |
5 | * Copyright (C) 1999 by the Massachusetts Institute of Technology | |
6 | * For copying and distribution information, please see the file | |
7 | * <mit-copyright.h>. | |
8 | */ | |
9 | ||
10 | #include <mit-copyright.h> | |
11 | #include <moira.h> | |
12 | #include <mrclient.h> | |
13 | #include "mrclient-internal.h" | |
14 | ||
15 | #include <stdarg.h> | |
16 | #include <stdlib.h> | |
17 | #include <stdio.h> | |
18 | ||
19 | #include <com_err.h> | |
20 | ||
21 | RCSID("$Header$"); | |
22 | ||
23 | static char *mrcl_message = NULL; | |
24 | ||
25 | void mrcl_set_message(char *fmt, ...) | |
26 | { | |
27 | int args, len; | |
28 | char *p; | |
29 | va_list ap; | |
30 | ||
31 | free(mrcl_message); | |
32 | ||
33 | /* Count "%s"s */ | |
34 | for (args = 0, p = strstr(fmt, "%s"); p; p = strstr(p + 2, "%s")) | |
35 | args++; | |
36 | ||
37 | /* Measure the output string. */ | |
38 | len = strlen(fmt) + 1; | |
39 | va_start(ap, fmt); | |
40 | while (args--) | |
41 | { | |
42 | p = va_arg(ap, char *); | |
43 | len += strlen(p); | |
44 | } | |
45 | va_end(ap); | |
46 | ||
47 | /* Malloc and print */ | |
48 | mrcl_message = malloc(len); | |
49 | if (mrcl_message) | |
50 | { | |
51 | va_start(ap, fmt); | |
52 | vsprintf(mrcl_message, fmt, ap); | |
53 | va_end(ap); | |
54 | } | |
55 | } | |
56 | ||
57 | char *mrcl_get_message(void) | |
58 | { | |
59 | return mrcl_message; | |
60 | } | |
61 | ||
62 | void mrcl_clear_message(void) | |
63 | { | |
64 | free(mrcl_message); | |
65 | mrcl_message = NULL; | |
66 | } | |
67 | ||
68 | void mrcl_com_err(char *whoami) | |
69 | { | |
70 | if (mrcl_message) | |
71 | com_err(whoami, 0, "%s", mrcl_message); | |
72 | } |