ObjFW  Diff

#import "OFArray.h"
#ifdef OF_HAVE_THREADS
# import "threading.h"
#endif
#import "OFDate.h"
#import "OFSystemInfo.h"

#import "OFChangeCurrentDirectoryPathFailedException.h"
#import "OFChangeOwnerFailedException.h"
#import "OFChangePermissionsFailedException.h"
#import "OFCreateDirectoryFailedException.h"

#import "OFCreateSymbolicLinkFailedException.h"
#import "OFInitializationFailedException.h"
#import "OFInvalidArgumentException.h"
#import "OFLinkFailedException.h"
#import "OFLockFailedException.h"
#import "OFOpenFileFailedException.h"
#import "OFOutOfMemoryException.h"
#import "OFReadFailedException.h"
#import "OFRemoveFailedException.h"
#import "OFRenameFailedException.h"
#import "OFSeekFailedException.h"

#import "OFUnlockFailedException.h"
#import "OFWriteFailedException.h"

#import "autorelease.h"
#import "macros.h"

#ifdef _WIN32

		    exceptionWithClass: self];
#endif
}

+ (instancetype)fileWithPath: (OFString*)path
			mode: (OFString*)mode
{
	return [[[self alloc] initWithPath: path
				      mode: mode] autorelease];
}

+ (instancetype)fileWithFileDescriptor: (int)filedescriptor
{
	return [[[self alloc]
	    initWithFileDescriptor: filedescriptor] autorelease];
}

		[currentPath autorelease];
	}

	objc_autoreleasePoolPop(pool);
}

+ (OFArray*)contentsOfDirectoryAtPath: (OFString*)path
{
	OFMutableArray *files = [OFMutableArray array];

#ifndef _WIN32
	DIR *dir;
	struct dirent *dirent;

#endif

	[files makeImmutable];

	return files;
}

+ (void)changeCurrentDirectoryPath: (OFString*)path
{
#ifndef _WIN32
	if (chdir([path cStringWithEncoding: OF_STRING_ENCODING_NATIVE]))
#else
	if (_wchdir([path UTF16String]))
#endif
		@throw [OFChangeCurrentDirectoryPathFailedException
		    exceptionWithPath: path];
}
















+ (off_t)sizeOfFileAtPath: (OFString*)path
{
#ifndef _WIN32
	struct stat s;

	if (stat([path cStringWithEncoding: OF_STRING_ENCODING_NATIVE],
	    &s) == -1)

		/* FIXME: Maybe use another exception? */
		@throw [OFOpenFileFailedException exceptionWithPath: path
							       mode: @"r"];

	/* FIXME: We could be more precise on some OSes */
	return [OFDate dateWithTimeIntervalSince1970: s.st_mtime];
}

#ifdef OF_HAVE_CHMOD
+ (void)changePermissionsOfItemAtPath: (OFString*)path
			  permissions: (mode_t)permissions
{
# ifndef _WIN32
	if (chmod([path cStringWithEncoding: OF_STRING_ENCODING_NATIVE],
	    permissions))
# else
	if (_wchmod([path UTF16String], permissions))
# endif
		@throw [OFChangePermissionsFailedException
		    exceptionWithPath: path
			  permissions: permissions];
}
#endif

#ifdef OF_HAVE_CHOWN
+ (void)changeOwnerOfItemAtPath: (OFString*)path
			  owner: (OFString*)owner
			  group: (OFString*)group
{
	uid_t uid = -1;
	gid_t gid = -1;

	if (owner == nil && group == nil)
		@throw [OFInvalidArgumentException exception];

# ifdef OF_HAVE_THREADS
	if (!of_mutex_lock(&mutex))
		@throw [OFLockFailedException exception];

	@try {
# endif
		if (owner != nil) {
			struct passwd *passwd;

			if ((passwd = getpwnam([owner cStringWithEncoding:
			    OF_STRING_ENCODING_NATIVE])) == NULL)
				@throw [OFChangeOwnerFailedException
				    exceptionWithPath: path
						owner: owner
						group: group];

			uid = passwd->pw_uid;
		}

		if (group != nil) {
			struct group *group_;

			if ((group_ = getgrnam([group cStringWithEncoding:
			    OF_STRING_ENCODING_NATIVE])) == NULL)
				@throw [OFChangeOwnerFailedException
				    exceptionWithPath: path
						owner: owner
						group: group];

			gid = group_->gr_gid;
		}
# ifdef OF_HAVE_THREADS
	} @finally {
		if (!of_mutex_unlock(&mutex))
			@throw [OFUnlockFailedException exception];
	}
# endif

	if (chown([path cStringWithEncoding: OF_STRING_ENCODING_NATIVE],
	    uid, gid))

		@throw [OFChangeOwnerFailedException exceptionWithPath: path
								 owner: owner
								 group: group];
}
#endif

+ (void)copyFileAtPath: (OFString*)source
		toPath: (OFString*)destination
{
	void *pool = objc_autoreleasePoolPush();

		}

#ifdef OF_HAVE_CHMOD
		if (!override) {
			struct stat s;

			if (fstat(sourceFile->_fd, &s) == 0)
				[self changePermissionsOfItemAtPath: destination
							permissions: s.st_mode];
		}
#else
		(void)override;
#endif
	} @finally {
		[sourceFile close];
		[destinationFile close];
		free(buffer);
	}

	objc_autoreleasePoolPop(pool);
}

+ (void)renameItemAtPath: (OFString*)source
		  toPath: (OFString*)destination
{
	void *pool = objc_autoreleasePoolPush();

	if ([self directoryExistsAtPath: destination]) {
		OFString *filename = [source lastPathComponent];
		destination = [OFString stringWithPath: destination, filename,
							nil];
	}

#ifndef _WIN32
	if (rename([source cStringWithEncoding: OF_STRING_ENCODING_NATIVE],
	    [destination cStringWithEncoding: OF_STRING_ENCODING_NATIVE]))
#else
	if (_wrename([source UTF16String], [destination UTF16String]))
#endif
		@throw [OFRenameFailedException
		    exceptionWithSourcePath: source
			    destinationPath: destination];

	objc_autoreleasePoolPop(pool);
}

+ (void)removeItemAtPath: (OFString*)path
{
#ifndef _WIN32
	if (remove([path cStringWithEncoding: OF_STRING_ENCODING_NATIVE]))
#else
	if (_wremove([path UTF16String]))
#endif
		@throw [OFRemoveFailedException exceptionWithPath: path];
}












#ifdef OF_HAVE_LINK
+ (void)linkItemAtPath: (OFString*)source
		toPath: (OFString*)destination
{
	void *pool = objc_autoreleasePoolPush();

	if ([self directoryExistsAtPath: destination]) {
		OFString *filename = [source lastPathComponent];
		destination = [OFString stringWithPath: destination, filename,

			    destinationPath: destination];

	objc_autoreleasePoolPop(pool);
}
#endif

#ifdef OF_HAVE_SYMLINK
+ (void)createSymbolicLinkAtPath: (OFString*)source
		 destinationPath: (OFString*)destination
{
	void *pool = objc_autoreleasePoolPush();

	if ([self directoryExistsAtPath: destination]) {
		OFString *filename = [source lastPathComponent];
		destination = [OFString stringWithPath: destination, filename,
							nil];
	}

	if (symlink([source cStringWithEncoding: OF_STRING_ENCODING_NATIVE],
	    [destination cStringWithEncoding: OF_STRING_ENCODING_NATIVE]) != 0)
		@throw [OFCreateSymbolicLinkFailedException
		    exceptionWithSourcePath: source
			    destinationPath: destination];

	objc_autoreleasePoolPop(pool);
}

+ (OFString*)destinationOfSymbolicLinkAtPath: (OFString*)path
{
	char destination[PATH_MAX];
	ssize_t length;

	length = readlink([path cStringWithEncoding: OF_STRING_ENCODING_NATIVE],
	    destination, PATH_MAX);

	if (length < 0)
		@throw [OFOpenFileFailedException exceptionWithPath: path
							       mode: @"r"];

	return [OFString stringWithCString: destination
				  encoding: OF_STRING_ENCODING_NATIVE
				    length: length];
}
#endif

- init
{
	@try {
		[self doesNotRecognizeSelector: _cmd];
	} @catch (id e) {