Fennel: FileSystem Class Reference (original) (raw)

FileSystem provides some static utility methods for manipulating the OS file system. More...

#include <[FileSystem.h](FileSystem%5F8h-source.html)>

List of all members.

Static Public Member Functions
static void remove (char const *filename)
static bool setFileAttributes (char const *filename, bool readOnly=1)
static bool doesFileExist (char const *filename)
static void getDiskFreeSpace (char const *path, FileSize &availableSpace)
Determines how much free space is available in a file system.

Detailed Description

FileSystem provides some static utility methods for manipulating the OS file system.

Definition at line 33 of file FileSystem.h.

Member Function Documentation

void FileSystem::remove ( char const * filename ) [static]
bool FileSystem::setFileAttributes ( char const * filename,
bool readOnly = 1
) [static]

Definition at line 68 of file FileSystem.cpp.

Referenced by remove().

00069 { 00070 mode_t mode = S_IRUSR; 00071 if (!readOnly) { 00072 mode |= S_IWUSR; 00073 } 00074 return ::chmod(filename,mode) ? 0 : 1; 00075 }

bool FileSystem::doesFileExist ( char const * filename ) [static]
void FileSystem::getDiskFreeSpace ( char const * path,
FileSize & availableSpace
) [static]

Determines how much free space is available in a file system.

Parameters:

path the pathname of any file within the file system
availableSpace returns the number of free bytes available in the file system

Definition at line 77 of file FileSystem.cpp.

Referenced by Database::initiateBackup(), and BackupRestoreTest::testBackupCleanup().

00078 { 00079 #ifdef MSVC 00080 throw FennelExcn(FennelResource::instance().unsupportedOperation("statvfs")); 00081 #else 00082 struct statvfs buf; 00083 int rc = statvfs(path, &buf); 00084 if (rc == -1) { 00085 throw SysCallExcn("statvfs call failed"); 00086 } 00087 availableSpace = buf.f_bsize * buf.f_bavail; 00088 #endif 00089 }

The documentation for this class was generated from the following files:

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