| Geant4 Cross Reference |
1 //
2 // ********************************************************************
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24 // ********************************************************************
25 //
26 // G4FileUtilities implementation
27 //
28 // Author: Youhei Morita, 24.08.2001
29 // --------------------------------------------------------------------
30
31 #ifndef WIN32
32
33 #include "G4FileUtilities.hh"
34
35 #include <sys/types.h>
36 #include <fcntl.h>
37 #include <unistd.h>
38 #include <errno.h>
39 #include <stdlib.h>
40
41 // --------------------------------------------------------------------
42 G4FileUtilities::G4FileUtilities()
43 {
44 }
45
46 // --------------------------------------------------------------------
47 G4FileUtilities::~G4FileUtilities()
48 {
49 }
50
51 // --------------------------------------------------------------------
52 G4bool G4FileUtilities::FileExists(const G4String& file)
53 {
54 char* c = (char*) file.c_str();
55
56 G4int fd = ::open(c, O_RDONLY);
57 // G4int error = errno;
58 if(fd != -1)
59 {
60 ::close(fd);
61 return true;
62 }
63 else
64 {
65 return false;
66 }
67 }
68
69 // --------------------------------------------------------------------
70 G4String G4FileUtilities::StrErrNo() const
71 {
72 return ::strerror(errno);
73 }
74
75 // --------------------------------------------------------------------
76 G4int G4FileUtilities::Shell(const G4String& str)
77 {
78 return ::system(str.c_str());
79 }
80
81 // --------------------------------------------------------------------
82 G4int G4FileUtilities::CopyFile(const G4String& srcFile,
83 const G4String& dstFile)
84 {
85 G4String cmd = "cp " + srcFile + " " + dstFile;
86 return Shell(cmd);
87 }
88
89 // --------------------------------------------------------------------
90 G4int G4FileUtilities::DeleteFile(const G4String& file,
91 const G4String& option)
92 {
93 G4String cmd = "rm " + option + " " + file;
94 return Shell(cmd);
95 }
96
97 // --------------------------------------------------------------------
98 G4String G4FileUtilities::GetEnv(const G4String& env)
99 {
100 return ::getenv(env.c_str());
101 }
102
103 #endif
104