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Start implementing the Unix versions of functions in FileOps

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This commit is contained in:
Robert Knight 2011-08-19 21:20:38 +01:00
parent 0a6630bc8c
commit 8fea6c4202
1 changed files with 66 additions and 1 deletions
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67
src/FileOps.cpp
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@ -1,8 +1,16 @@
#include "FileOps.h"
#include "Platform.h"
#include "StringUtils.h"
#ifdef PLATFORM_UNIX
#include <unistd.h>
#include <stdio.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <errno.h>
#endif
FileOps::IOException::~IOException() throw ()
{
@ -11,71 +19,128 @@ FileOps::IOException::~IOException() throw ()
bool FileOps::fileExists(const char* path) throw (IOException)
{
#ifdef PLATFORM_UNIX
struct stat fileInfo;
if (stat(path,&fileInfo) != 0)
{
if (errno == ENOENT)
{
return false;
}
else
{
throw IOException("Error checking for file " + std::string(path));
}
}
return true;
#else
throw IOException("not implemented");
#endif
}
void FileOps::setPermissions(const char* path, int permissions) throw (IOException)
{
#ifdef PLATFORM_UNIX
// TODO - Convert permissions correctly
int mode = permissions;
if (chmod(path,mode) != 0)
{
throw IOException("Failed to set permissions on " + std::string(path) + " to " + intToStr(permissions));
}
#else
throw IOException("not implemented");
#endif
}
void FileOps::moveFile(const char* src, const char* dest) throw (IOException)
{
#ifdef PLATFORM_UNIX
if (rename(src,dest) != 0)
{
throw IOException("Unable to rename " + std::string(src) + " to " + std::string(dest));
}
#else
throw IOException("not implemented");
#endif
}
void FileOps::extractFromZip(const char* zipFile, const char* src, const char* dest) throw (IOException)
{
#ifdef PLATFORM_UNIX
throw IOException("not implemented");
#else
throw IOException("not implemented");
#endif
}
void FileOps::mkdir(const char* dir) throw (IOException)
{
#ifdef PLATFORM_UNIX
if (::mkdir(dir,S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH) != 0)
{
throw IOException("Unable to create directory " + std::string(dir));
}
#else
throw IOException("not implemented");
#endif
}
void FileOps::rmdir(const char* dir) throw (IOException)
{
#ifdef PLATFORM_UNIX
if (::rmdir(dir) != 0)
{
throw IOException("Unable to remove directory " + std::string(dir));
}
#else
throw IOException("not implemented");
#endif
}
void FileOps::createSymLink(const char* link, const char* target) throw (IOException)
{
#ifdef PLATFORM_UNIX
if (symlink(target,link) != 0)
{
throw IOException("Unable to create symlink " + std::string(link) + " to " + std::string(target));
}
#else
// symlinks are not supported under Windows (at least, not universally.
// Windows Vista and later do actually support symlinks)
throw IOException("not implemented");
#endif
}
void FileOps::removeFile(const char* src) throw (IOException)
{
#ifdef PLATFORM_UNIX
if (unlink(src) != 0)
{
throw IOException("Unable to remove file " + std::string(src));
}
#else
throw IOException("not implemented");
#endif
}
std::string FileOps::dirname(const char* path)
{
#ifdef PLATFORM_UNIX
throw IOException("not implemented");
#else
throw IOException("not implemented");
#endif
}
void FileOps::touch(const char* path) throw (IOException)
{
#ifdef PLATFORM_UNIX
// see http://pubs.opengroup.org/onlinepubs/9699919799/utilities/touch.html
if (creat(path,S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH) != 0)
{
throw IOException("Unable to touch file " + std::string(path));
}
#else
throw IOException("not implemented");
#endif
}