1 martin 1.4 //%LICENSE////////////////////////////////////////////////////////////////

 2 martin 1.5 //

 3 martin 1.4 // Licensed to The Open Group (TOG) under one or more contributor license
 4            // agreements.  Refer to the OpenPegasusNOTICE.txt file distributed with
 5            // this work for additional information regarding copyright ownership.
 6            // Each contributor licenses this file to you under the OpenPegasus Open
 7            // Source License; you may not use this file except in compliance with the
 8            // License.

 9 martin 1.5 //

10 martin 1.4 // Permission is hereby granted, free of charge, to any person obtaining a
11            // copy of this software and associated documentation files (the "Software"),
12            // to deal in the Software without restriction, including without limitation
13            // the rights to use, copy, modify, merge, publish, distribute, sublicense,
14            // and/or sell copies of the Software, and to permit persons to whom the
15            // Software is furnished to do so, subject to the following conditions:

16 martin 1.5 //

17 martin 1.4 // The above copyright notice and this permission notice shall be included
18            // in all copies or substantial portions of the Software.

19 martin 1.5 //

20 martin 1.4 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS

21 martin 1.5 // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

22 martin 1.4 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
23            // IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
24            // CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
25            // TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
26            // SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

27 martin 1.5 //

28 martin 1.4 //////////////////////////////////////////////////////////////////////////

29 kumpf  1.1 //
30            //%/////////////////////////////////////////////////////////////////////////////
31            
32            #include <Pegasus/Common/System.h>
33            #include <Pegasus/Common/Logger.h>
34            #include <Pegasus/Common/FileSystem.h>
35            #include <Service/PidFile.h>
36            
37            PEGASUS_NAMESPACE_BEGIN
38            
39            PidFile::PidFile(const char* pidFilePath)
40                : _pidFilePath(pidFilePath)
41            {
42            }
43            
44            PidFile::~PidFile()
45            {
46            }
47            
48            unsigned long PidFile::getPid()
49            {
50 kumpf  1.1     FILE* pidFile;
51                unsigned long pid = 0;
52            
53                // open the PID file
54                pidFile = fopen(_pidFilePath, "r");
55                if (!pidFile)
56                {
57                    return 0;
58                }
59            
60                // get the pid from the file

61 kumpf  1.2     if (fscanf(pidFile, "%lu\n", &pid) != 1)
62                {

63 kumpf  1.3         fclose(pidFile);

64 kumpf  1.2         return 0;
65                }

66 kumpf  1.1 
67                fclose(pidFile);
68            
69                return pid;
70            }
71            
72            void PidFile::setPid(unsigned long pid)
73            {
74                // Remove the old file if it exists
75                remove();
76            
77                // Open the file
78                FILE *pidFile = fopen(_pidFilePath, "w");
79            
80                if (pidFile)
81                {
82                    // Save the pid in the file
83                    fprintf(pidFile, "%lu\n", (unsigned long)pid);
84                    fclose(pidFile);
85                }
86            }
87 kumpf  1.1 
88            void PidFile::remove()
89            {
90                System::removeFile(_pidFilePath);
91            }
92            
93            PEGASUS_NAMESPACE_END