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[awesomized/libmemcached] / libtest / fatal.cc
1 /* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
2 *
3 * Data Differential YATL (i.e. libtest) library
4 *
5 * Copyright (C) 2012 Data Differential, http://datadifferential.com/
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions are
9 * met:
10 *
11 * * Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 *
14 * * Redistributions in binary form must reproduce the above
15 * copyright notice, this list of conditions and the following disclaimer
16 * in the documentation and/or other materials provided with the
17 * distribution.
18 *
19 * * The names of its contributors may not be used to endorse or
20 * promote products derived from this software without specific prior
21 * written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
24 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
25 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
26 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
27 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
28 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
29 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
30 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
31 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
32 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 *
35 */
36
37 #include <config.h>
38 #include <libtest/common.h>
39 #include <cstdarg>
40
41 namespace libtest {
42
43 fatal::fatal(const char *file, int line, const char *func, const char *format, ...) :
44 std::runtime_error(func)
45 {
46 va_list args;
47 va_start(args, format);
48 char last_error[BUFSIZ];
49 (void)vsnprintf(last_error, sizeof(last_error), format, args);
50 va_end(args);
51
52 snprintf(_error_message, sizeof(_error_message), "%s:%d FATAL:%s (%s)", file, int(line), last_error, func);
53 }
54
55 static bool _disabled= false;
56 static uint32_t _counter= 0;
57
58 bool fatal::is_disabled()
59 {
60 return _disabled;
61 }
62
63 void fatal::disable()
64 {
65 _disabled= true;
66 }
67
68 void fatal::enable()
69 {
70 _disabled= false;
71 }
72
73 uint32_t fatal::disabled_counter()
74 {
75 return _counter;
76 }
77
78 void fatal::increment_disabled_counter()
79 {
80 _counter++;
81 }
82
83 disconnected::disconnected(const char *file, int line, const char *func, const char *instance, const in_port_t port, const char *format, ...) :
84 _port(port),
85 std::runtime_error(func)
86 {
87 strncpy(_instance, instance, sizeof(_instance));
88 va_list args;
89 va_start(args, format);
90 char last_error[BUFSIZ];
91 (void)vsnprintf(last_error, sizeof(last_error), format, args);
92 va_end(args);
93
94 snprintf(_error_message, sizeof(_error_message), "%s:%d FATAL:%s (%s)", file, int(line), last_error, func);
95 }
96
97 } // namespace libtest
98