Changed parameters types

ObjectiveGit/GTRepository.h

@@ -114,7 +114,7 @@ extern NSString *const GTRepositoryCloneOptionsServerCertificateURL;
 /// +initWithURL:flags:ceilingDirs:error:.
 ///
 /// See respository.h for documentation of each individual flag.
-typedef NS_OPTIONS(UInt32, GTRepositoryOpenFlags) {
+typedef NS_OPTIONS(NSInteger, GTRepositoryOpenFlags) {
 	GTRepositoryOpenNoSearch = GIT_REPOSITORY_OPEN_NO_SEARCH,
 	GTRepositoryOpenCrossFS = GIT_REPOSITORY_OPEN_CROSS_FS,
 	GTRepositoryOpenBare = GIT_REPOSITORY_OPEN_BARE,
@@ -221,15 +221,14 @@ typedef NS_ENUM(NSInteger, GTRepositoryStateType) {
 
 /// Convenience initializer to find and open a repository with extended controls.
 ///
-/// localFileURL - The file URL for the new repository. Cannot be nil.
-/// flags        - A combination of the `GTRepositoryOpenFlags` flags.
-/// ceilingDirs  - A GIT_PATH_LIST_SEPARATOR delimited list of path prefixes at
-///                which the search for a containing repository should terminate.
-///                Can be NULL.
-/// error        - The error if one occurs.
+/// localFileURL    - The file URL for the new repository. Cannot be nil.
+/// flags           - A combination of the `GTRepositoryOpenFlags` flags.
+/// ceilingDirURLs  - An array of URLs at which the search for a containing
+///                   repository should terminate. Can be NULL.
+/// error           - The error if one occurs.
 ///
 /// Returns the initialized repository, or nil if an error occurred.
-- (nullable instancetype)initWithURL:(NSURL *)localFileURL flags:(UInt32)flags ceilingDirs:(nullable const char *)ceilingDirs error:(NSError **)error;
+- (nullable instancetype)initWithURL:(NSURL *)localFileURL flags:(NSInteger)flags ceilingDirs:(nullable NSArray<NSURL *> *)ceilingDirURLs error:(NSError **)error;
 
 - (instancetype)init NS_UNAVAILABLE;
 

ObjectiveGit/GTRepository.m

@@ -177,14 +177,27 @@ - (instancetype)initWithURL:(NSURL *)localFileURL error:(NSError **)error {
 	return [self initWithGitRepository:r];
 }
 
-- (instancetype)initWithURL:(NSURL *)localFileURL flags:(UInt32)flags ceilingDirs:(const char *)ceilingDirs error:(NSError **)error {
+- (instancetype)initWithURL:(NSURL *)localFileURL flags:(NSInteger)flags ceilingDirs:(NSArray<NSURL *> *)ceilingDirURLs error:(NSError **)error {
 	if (!localFileURL.isFileURL || localFileURL.path == nil) {
-		if (error != NULL) *error = [NSError errorWithDomain:NSCocoaErrorDomain code:NSFileWriteUnsupportedSchemeError userInfo:@{ NSLocalizedDescriptionKey: NSLocalizedString(@"Invalid file path URL to initialize repository.", @"") }];
+		if (error != NULL) *error = [NSError errorWithDomain:NSCocoaErrorDomain code:NSFileReadUnsupportedSchemeError userInfo:@{ NSLocalizedDescriptionKey: NSLocalizedString(@"Invalid file path URL to open.", @"") }];
 		return nil;
 	}
 
+	// Concatenate URL paths.
+	NSMutableString *ceilingDirsString;
+	if (ceilingDirURLs.count > 0) {
+		ceilingDirsString = [[NSMutableString alloc] init];
+		[ceilingDirURLs enumerateObjectsUsingBlock:^(NSURL * _Nonnull url, NSUInteger idx, BOOL * _Nonnull stop) {
+			if (idx < ceilingDirURLs.count - 1) {
+				[ceilingDirsString appendString:[NSString stringWithFormat:@"%@%c", url.path, GIT_PATH_LIST_SEPARATOR]];
+			} else {
+				[ceilingDirsString appendString:url.path];
+			}
+		}];
+	}
+
 	git_repository *r;
-	int gitError = git_repository_open_ext(&r, localFileURL.path.fileSystemRepresentation, flags, ceilingDirs);
+	int gitError = git_repository_open_ext(&r, localFileURL.path.fileSystemRepresentation, (unsigned int)flags, ceilingDirsString.fileSystemRepresentation);
 	if (gitError < GIT_OK) {
 		if (error != NULL) *error = [NSError git_errorFor:gitError description:@"Failed to open repository at URL %@.", localFileURL];
 		return nil;