1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
|
/*****************************************************************************\
* $Id: error.c,v 1.2 2008-08-12 18:14:33 chu11 Exp $
*****************************************************************************
* Copyright (C) 2005 The Regents of the University of California.
* Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
* Written by Albert Chu <chu11@llnl.gov>.
* UCRL-CODE-155989 All rights reserved.
*
* This file is part of Cerebro, a collection of cluster monitoring
* tools and libraries. For details, see
* <http://www.llnl.gov/linux/cerebro/>.
*
* Cerebro is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* Cerebro is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along
* with Genders; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
\*****************************************************************************/
#if HAVE_CONFIG_H
#include "config.h"
#endif /* HAVE_CONFIG_H */
#include <stdlib.h>
#if STDC_HEADERS
#include <string.h>
#endif /* STDC_HEADERS */
#include <syslog.h>
#include <assert.h>
#include <errno.h>
#include "error.h"
static char *err_prog = NULL;
static int err_flags = 0;
static int exit_value = EXIT_FAILURE;
#define ERROR_BUFLEN 1024
void
err_init(char *prog)
{
char *p = strrchr(prog, '/');
err_prog = p ? p + 1 : prog;
}
void
err_init_exit_value(int val)
{
exit_value = val;
}
int
err_get_flags(void)
{
assert(err_prog);
return err_flags;
}
void
err_set_flags(int flags)
{
assert(err_prog);
err_flags = flags;
}
static void
_err(int syslog_level, const char *fmt, va_list ap)
{
char buf[ERROR_BUFLEN];
assert(err_prog);
vsnprintf(buf, ERROR_BUFLEN, fmt, ap);
if (err_flags & ERROR_STDOUT)
fprintf(stdout, "%s: %s\n", err_prog, buf);
if (err_flags & ERROR_STDERR)
fprintf(stderr, "%s: %s\n", err_prog, buf);
if (err_flags & ERROR_SYSLOG)
syslog(syslog_level, "%s", buf);
}
void
err_debug(const char *fmt, ...)
{
va_list ap;
assert(err_prog);
va_start(ap, fmt);
_err(LOG_DEBUG, fmt, ap);
va_end(ap);
}
void
err_output(const char *fmt, ...)
{
va_list ap;
assert(err_prog);
va_start(ap, fmt);
_err(LOG_ERR, fmt, ap);
va_end(ap);
}
void
err_exit(const char *fmt, ...)
{
va_list ap;
assert(err_prog);
va_start(ap, fmt);
_err(LOG_ERR, fmt, ap);
va_end(ap);
exit(exit_value);
}
|
