Fix bad if path
[m6w6/libmemcached] / libtest / exception.cc
1 /* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
2 *
3 * Data Differential YATL (i.e. libtest) library
4 *
5 * Copyright (C) 2012-2013 Data Differential, http://datadifferential.com/
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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
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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
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35 */
36
37 #include "libtest/yatlcon.h"
38 #include <libtest/common.h>
39 #include <cstdarg>
40
41 namespace libtest {
42
43 exception::exception(const char *file_arg, int line_arg, const char *func_arg):
44 std::exception(),
45 _line(line_arg),
46 _file(file_arg),
47 _func(func_arg),
48 _error_message(NULL),
49 _error_message_size(0)
50 {
51 }
52
53 #ifndef __INTEL_COMPILER
54 # pragma GCC diagnostic ignored "-Wformat-nonliteral"
55 #endif
56 void exception::init(va_list args_)
57 {
58 const char *format= va_arg(args_, const char *);
59 int error_message_length= vasprintf(&_error_message, format, args_);
60 assert(error_message_length != -1);
61 if (error_message_length > 0)
62 {
63 _error_message_size= error_message_length +1;
64 }
65 }
66
67 exception::~exception() throw()
68 {
69 if (_error_message)
70 {
71 free(_error_message);
72 }
73 }
74
75 void exception::what(size_t length_, const char* message_)
76 {
77 if (length_ > 0 and message_)
78 {
79 char *ptr= (char*) realloc(_error_message, length_ +1);
80 if (ptr)
81 {
82 _error_message= ptr;
83 memcpy(_error_message, message_, length_);
84 _error_message[length_]= 0;
85 }
86 }
87 }
88
89 exception::exception(const exception& other) :
90 std::exception(),
91 _line(other._line),
92 _file(other._file),
93 _func(other._func),
94 _error_message_size(0)
95 {
96 if (other.length() > 0)
97 {
98 _error_message= (char*) malloc(other.length() +1);
99 if (_error_message)
100 {
101 memcpy(_error_message, other._error_message, other.length());
102 _error_message_size= other.length();
103 }
104 }
105 }
106
107 } // namespace libtest
108