1 /* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
3 * Data Differential YATL (i.e. libtest) library
5 * Copyright (C) 2012 Data Differential, http://datadifferential.com/
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions are
11 * * Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
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
19 * * The names of its contributors may not be used to endorse or
20 * promote products derived from this software without specific prior
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
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33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
50 template<class Ch
, class Tr
, class A
>
55 typedef std::basic_ostringstream
<Ch
, Tr
, A
> stream_buffer
;
58 void operator()(const stream_buffer
&s
)
60 std::cerr
<< s
.str() << std::endl
;
64 template<class Ch
, class Tr
, class A
>
69 typedef std::basic_ostringstream
<Ch
, Tr
, A
> stream_buffer
;
72 void operator()(const stream_buffer
&s
)
74 std::cerr
<< std::endl
<< s
.str() << std::endl
;
78 template<class Ch
, class Tr
, class A
>
83 typedef std::basic_ostringstream
<Ch
, Tr
, A
> stream_buffer
;
86 void operator()(const stream_buffer
&s
)
88 std::cout
<< s
.str() << std::endl
;
92 template<class Ch
, class Tr
, class A
>
97 typedef std::basic_ostringstream
<Ch
, Tr
, A
> stream_buffer
;
100 void operator()(const stream_buffer
&s
)
102 std::cerr
<< s
.str() << std::endl
;
106 template<template <class Ch
, class Tr
, class A
> class OutputPolicy
, class Ch
= char, class Tr
= std::char_traits
<Ch
>, class A
= std::allocator
<Ch
> >
109 typedef OutputPolicy
<Ch
, Tr
, A
> output_policy
;
110 const char *_filename
;
120 void set_filename(const char *filename
, int line_number
, const char *func
)
123 _line_number
= line_number
;
129 output_policy()(arg
);
134 log
&operator<<(const T
&x
)
138 arg
<< _filename
<< ":" << _line_number
<< ": in " << _func
<< "() ";
146 typename
output_policy::stream_buffer arg
;
150 class make_cerr
: public detail::log
<detail::make_cerr
> {
152 make_cerr(const char *filename
, int line_number
, const char *func
)
154 set_filename(filename
, line_number
, func
);
158 class cerr
: public detail::log
<detail::cerr
> {
160 cerr(const char *filename
, int line_number
, const char *func
)
162 set_filename(filename
, line_number
, func
);
166 class clog
: public detail::log
<detail::clog
> {
168 clog(const char *, int, const char*)
172 class cout
: public detail::log
<detail::cout
> {
174 cout(const char *, int, const char *)
179 } // namespace stream
181 #define Error stream::cerr(__FILE__, __LINE__, __func__)
183 #define Out stream::cout(NULL, __LINE__, __func__)
185 #define Outn() stream::cout(NULL, __LINE__, __func__) << " "
187 #define Log stream::clog(NULL, __LINE__, __func__)
189 #define Logn() stream::clog(NULL, __LINE__, __func__) << " "
191 } // namespace libtest