File: tmpglobalcomm.cc

package info (click to toggle)
arts 1.5.9-2
  • links: PTS, VCS
  • area: main
  • in suites: lenny
  • size: 8,436 kB
  • ctags: 9,848
  • sloc: ansic: 44,670; cpp: 33,776; sh: 10,486; perl: 3,470; makefile: 372; yacc: 347; lex: 160
file content (82 lines) | stat: -rw-r--r-- 2,024 bytes parent folder | download | duplicates (5)
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
    /*

    Copyright (C) 2000 Stefan Westerfeld
                       stefan@space.twc.de

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.
  
    This library 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
    Library General Public License for more details.
   
    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.

    */

#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include "common.h"
#include "mcoputils.h"

using namespace std;
using namespace Arts;

namespace Arts {

class TmpGlobalComm_impl : virtual public TmpGlobalComm_skel {
public:
	bool put(const string& variable, const string& value)
	{
		string filename = MCOPUtils::createFilePath(variable);

		int fd = open(filename.c_str(),O_CREAT|O_EXCL|O_WRONLY,S_IRUSR|S_IWUSR);
		if(fd != -1)
		{
			int result = write(fd,value.c_str(),value.size());

			assert(result == (int)value.size());
			close(fd);
			return true;
		}

		return false;
	}

	string get(const string& variable)
	{
		string result = "";
		string filename = MCOPUtils::createFilePath(variable);

		int fd = open(filename.c_str(),O_RDONLY);
		if(fd != -1)
		{
			char buffer[8192];
			int size = read(fd,buffer,8192);
			if(size > 0 && size < 8192) {
				buffer[size] = 0;
				result = buffer;
			}

			close(fd);
		}
		return result;
	}

	void erase(const string& variable)
	{
		string filename = MCOPUtils::createFilePath(variable);
		unlink(filename.c_str());
	}
};

REGISTER_IMPLEMENTATION(TmpGlobalComm_impl);

}