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
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
|
/* logging.c - useful logging functions
* Copyright (C) 1998, 1999 Free Software Foundation, Inc.
*
* This file is part of GnuPG.
*
* GnuPG 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.
*
* GnuPG 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
/* This file should replace logger.c in the future - for now it is not
* used GnuPG.
* It is a quite simple implemenation but sufficient for most purposes.
*/
#include <config.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <stdarg.h>
#include "libutil-config.h"
#include "logging.h"
enum my_log_levels {
MY_LOG_CONT,
MY_LOG_INFO,
MY_LOG_WARN,
MY_LOG_ERROR,
MY_LOG_FATAL,
MY_LOG_BUG,
MY_LOG_DEBUG
};
#if 0
static void
write2stderr( const char *s )
{
write( 2, s, strlen(s) );
}
static void
do_die(int rc, const char *text )
{
write2stderr("\nFatal error: ");
write2stderr(text);
write2stderr("\n");
abort();
}
#endif
static void
do_logv( int level, const char *fmt, va_list arg_ptr )
{
switch ( level ) {
case MY_LOG_CONT: break;
case MY_LOG_INFO: break;
case MY_LOG_WARN: break;
case MY_LOG_ERROR: break;
case MY_LOG_FATAL: fputs("Fatal: ",stderr ); break;
case MY_LOG_BUG: fputs("Ohhhh jeeee: ", stderr); break;
case MY_LOG_DEBUG: fputs("DBG: ", stderr ); break;
default: fprintf(stderr,"[Unknown log level %d]: ", level ); break;
}
vfprintf(stderr,fmt,arg_ptr) ;
if( level == MY_LOG_FATAL )
exit(2);
if( level == MY_LOG_BUG )
abort();
}
static void
do_log( int level, const char *fmt, ... )
{
va_list arg_ptr ;
va_start( arg_ptr, fmt ) ;
do_logv( level, fmt, arg_ptr );
va_end(arg_ptr);
}
void
log_info( const char *fmt, ... )
{
va_list arg_ptr ;
va_start( arg_ptr, fmt ) ;
do_logv( MY_LOG_INFO, fmt, arg_ptr );
va_end(arg_ptr);
}
void
log_error( const char *fmt, ... )
{
va_list arg_ptr ;
va_start( arg_ptr, fmt ) ;
do_logv( MY_LOG_ERROR, fmt, arg_ptr );
va_end(arg_ptr);
}
void
log_fatal( const char *fmt, ... )
{
va_list arg_ptr ;
va_start( arg_ptr, fmt ) ;
do_logv( MY_LOG_FATAL, fmt, arg_ptr );
va_end(arg_ptr);
abort(); /* never called, bugs it makes the compiler happy */
}
void
log_bug( const char *fmt, ... )
{
va_list arg_ptr ;
va_start( arg_ptr, fmt ) ;
do_logv( MY_LOG_BUG, fmt, arg_ptr );
va_end(arg_ptr);
abort(); /* never called, bugs it makes the compiler happy */
}
void
log_debug( const char *fmt, ... )
{
va_list arg_ptr ;
va_start( arg_ptr, fmt ) ;
do_logv( MY_LOG_DEBUG, fmt, arg_ptr );
va_end(arg_ptr);
}
#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 5 )
void
bug_at( const char *file, int line, const char *func )
{
do_log( MY_LOG_BUG,
("... this is a bug (%s:%d:%s)\n"), file, line, func );
abort(); /* never called, but it makes the compiler happy */
}
#else
void
bug_at( const char *file, int line )
{
do_log( MY_LOG_BUG,
_("you found a bug ... (%s:%d)\n"), file, line);
abort(); /* never called, but it makes the compiler happy */
}
#endif
|
