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
|
/* Copyright (C) 2000 MySQL AB
This program 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; version 2 of the License.
This program 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
/* readline for batch mode */
#include "config.h"
#include "drizzled/internal/my_sys.h"
#include "client/linebuffer.h"
#include <boost/version.hpp>
#include <vector>
using namespace std;
using namespace drizzled;
LineBuffer::LineBuffer(uint32_t my_max_size,FILE *my_file)
:
file(my_file),
max_size(my_max_size)
{
if (my_file)
/*
if here beacuse the old way of using file_descriptor is deprecated in boost
1.44. There is a #define to re-enable the function but this is broken in
Fedora 14. See https://bugzilla.redhat.com/show_bug.cgi?id=654480
*/
#if BOOST_VERSION < 104400
file_stream = new boost::iostreams::stream<boost::iostreams::file_descriptor>(fileno(my_file), true);
#else
file_stream = new boost::iostreams::stream<boost::iostreams::file_descriptor>(fileno(my_file), boost::iostreams::never_close_handle);
#endif
else
file_stream = new std::stringstream;
line.reserve(max_size);
}
void LineBuffer::addString(const string &str)
{
(*file_stream) << str << endl;
}
char *LineBuffer::readline()
{
file_stream->getline(&line[0], max_size);
if (file_stream->fail())
return 0;
else
return &line[0];
}
|