Merge branch 'master' into nsec_fix_next

CMakeLists.txt

@@ -19,6 +19,7 @@ CMAKE_POLICY(SET CMP0015 NEW)
 SET(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_CURRENT_SOURCE_DIR}/cmake/Modules/")
 
 INCLUDE(CheckLibraryExists)
+INCLUDE(CheckFunctionExists)
 INCLUDE(CheckStructHasMember)
 INCLUDE(AddCFlagIfSupported)
 INCLUDE(FindPkgConfig)
@@ -476,6 +477,21 @@ ELSE ()
 	ENDIF ()
 ENDIF()
 
+CHECK_FUNCTION_EXISTS(futimens HAVE_FUTIMENS)
+IF (HAVE_FUTIMENS)
+	ADD_DEFINITIONS(-DHAVE_FUTIMENS)
+ENDIF ()
+
+CHECK_FUNCTION_EXISTS(qsort_r HAVE_QSORT_R)
+IF (HAVE_QSORT_R)
+	ADD_DEFINITIONS(-DHAVE_QSORT_R)
+ENDIF ()
+
+CHECK_FUNCTION_EXISTS(qsort_s HAVE_QSORT_S)
+IF (HAVE_QSORT_S)
+	ADD_DEFINITIONS(-DHAVE_QSORT_S)
+ENDIF ()
+
 IF( NOT CMAKE_CONFIGURATION_TYPES )
 	# Build Debug by default
 	IF (NOT CMAKE_BUILD_TYPE)

examples/network/ls-remote.c

@@ -26,7 +26,7 @@ static int use_remote(git_repository *repo, char *name)
 	 */
 	callbacks.credentials = cred_acquire_cb;
 
-	error = git_remote_connect(remote, GIT_DIRECTION_FETCH, &callbacks);
+	error = git_remote_connect(remote, GIT_DIRECTION_FETCH, &callbacks, NULL);
 	if (error < 0)
 		goto cleanup;
 

include/git2/remote.h

@@ -241,9 +241,10 @@ GIT_EXTERN(const git_refspec *)git_remote_get_refspec(const git_remote *remote,
  * @param direction GIT_DIRECTION_FETCH if you want to fetch or
  * GIT_DIRECTION_PUSH if you want to push
  * @param callbacks the callbacks to use for this connection
+ * @param custom_headers extra HTTP headers to use in this connection
  * @return 0 or an error code
  */
-GIT_EXTERN(int) git_remote_connect(git_remote *remote, git_direction direction, const git_remote_callbacks *callbacks);
+GIT_EXTERN(int) git_remote_connect(git_remote *remote, git_direction direction, const git_remote_callbacks *callbacks, const git_strarray *custom_headers);
 
 /**
  * Get the remote repository's reference advertisement list
@@ -546,6 +547,11 @@ typedef struct {
 	 * The default is to auto-follow tags.
 	 */
 	git_remote_autotag_option_t download_tags;
+
+	/**
+	 * Extra headers for this fetch operation
+	 */
+	git_strarray custom_headers;
 } git_fetch_options;
 
 #define GIT_FETCH_OPTIONS_VERSION 1
@@ -585,6 +591,11 @@ typedef struct {
 	 * Callbacks to use for this push operation
 	 */
 	git_remote_callbacks callbacks;
+
+	/**
+	 * Extra headers for this push operation
+	 */
+	git_strarray custom_headers;
 } git_push_options;
 
 #define GIT_PUSH_OPTIONS_VERSION 1

include/git2/sys/odb_backend.h

@@ -83,6 +83,10 @@ struct git_odb_backend {
 		git_odb_writepack **, git_odb_backend *, git_odb *odb,
 		git_transfer_progress_cb progress_cb, void *progress_payload);
 
+	/**
+	 * Frees any resources held by the odb (including the `git_odb_backend`
+	 * itself). An odb backend implementation must provide this function.
+	 */
 	void (* free)(git_odb_backend *);
 };
 

include/git2/sys/refdb_backend.h

@@ -130,8 +130,8 @@ struct git_refdb_backend {
 	int (*ensure_log)(git_refdb_backend *backend, const char *refname);
 
 	/**
-	 * Frees any resources held by the refdb.  A refdb implementation may
-	 * provide this function; if it is not provided, nothing will be done.
+	 * Frees any resources held by the refdb (including the `git_refdb_backend`
+	 * itself). A refdb backend implementation must provide this function.
 	 */
 	void (*free)(git_refdb_backend *backend);
 

include/git2/sys/transport.h

@@ -40,6 +40,11 @@ struct git_transport {
 		git_transport_certificate_check_cb certificate_check_cb,
 		void *payload);
 
+	/* Set custom headers for HTTP requests */
+	int (*set_custom_headers)(
+		git_transport *transport,
+		const git_strarray *custom_headers);
+
 	/* Connect the transport to the remote repository, using the given
 	 * direction. */
 	int (*connect)(

src/diff_print.c

@@ -358,6 +358,7 @@ static int format_binary(
 		scan += chunk_len;
 		pi->line.num_lines++;
 	}
+	git_buf_putc(pi->buf, '\n');
 
 	return 0;
 }
@@ -416,7 +417,6 @@ static int diff_print_patch_file_binary(
 
 	if ((error = format_binary(pi, binary->new_file.type, binary->new_file.data,
 		binary->new_file.datalen, binary->new_file.inflatedlen)) < 0 ||
-		(error = git_buf_putc(pi->buf, '\n')) < 0 ||
 		(error = format_binary(pi, binary->old_file.type, binary->old_file.data,
 			binary->old_file.datalen, binary->old_file.inflatedlen)) < 0) {
 

src/odb.c

@@ -600,8 +600,7 @@ static void odb_free(git_odb *db)
 		backend_internal *internal = git_vector_get(&db->backends, i);
 		git_odb_backend *backend = internal->backend;
 
-		if (backend->free) backend->free(backend);
-		else git__free(backend);
+		backend->free(backend);
 
 		git__free(internal);
 	}

src/openssl_stream.c

@@ -302,6 +302,7 @@ cert_fail_name:
 typedef struct {
 	git_stream parent;
 	git_stream *io;
+	bool connected;
 	char *host;
 	SSL *ssl;
 	git_cert_x509 cert_info;
@@ -318,6 +319,8 @@ int openssl_connect(git_stream *stream)
 	if ((ret = git_stream_connect(st->io)) < 0)
 		return ret;
 
+	st->connected = true;
+
 	bio = BIO_new(&git_stream_bio_method);
 	GITERR_CHECK_ALLOC(bio);
 	bio->ptr = st->io;
@@ -406,9 +409,11 @@ int openssl_close(git_stream *stream)
 	openssl_stream *st = (openssl_stream *) stream;
 	int ret;
 
-	if ((ret = ssl_teardown(st->ssl)) < 0)
+	if (st->connected && (ret = ssl_teardown(st->ssl)) < 0)
 		return -1;
 
+	st->connected = false;
+
 	return git_stream_close(st->io);
 }
 

src/push.c

@@ -73,6 +73,7 @@ int git_push_set_options(git_push *push, const git_push_options *opts)
 	GITERR_CHECK_VERSION(opts, GIT_PUSH_OPTIONS_VERSION, "git_push_options");
 
 	push->pb_parallelism = opts->pb_parallelism;
+	push->custom_headers = &opts->custom_headers;
 
 	return 0;
 }
@@ -638,7 +639,7 @@ int git_push_finish(git_push *push, const git_remote_callbacks *callbacks)
 	int error;
 
 	if (!git_remote_connected(push->remote) &&
-	    (error = git_remote_connect(push->remote, GIT_DIRECTION_PUSH, callbacks)) < 0)
+	    (error = git_remote_connect(push->remote, GIT_DIRECTION_PUSH, callbacks, push->custom_headers)) < 0)
 		return error;
 
 	if ((error = filter_refs(push->remote)) < 0 ||

src/push.h

@@ -38,6 +38,7 @@ struct git_push {
 
 	/* options */
 	unsigned pb_parallelism;
+	const git_strarray *custom_headers;
 };
 
 /**

src/refdb.c

@@ -61,12 +61,8 @@ int git_refdb_open(git_refdb **out, git_repository *repo)
 
 static void refdb_free_backend(git_refdb *db)
 {
-	if (db->backend) {
-		if (db->backend->free)
+	if (db->backend)
 		db->backend->free(db->backend);
-		else
-			git__free(db->backend);
-	}
 }
 
 int git_refdb_set_backend(git_refdb *db, git_refdb_backend *backend)

src/remote.c

@@ -687,7 +687,15 @@ int set_transport_callbacks(git_transport *t, const git_remote_callbacks *cbs)
 				cbs->certificate_check, cbs->payload);
 }
 
-int git_remote_connect(git_remote *remote, git_direction direction, const git_remote_callbacks *callbacks)
+static int set_transport_custom_headers(git_transport *t, const git_strarray *custom_headers)
+{
+	if (!t->set_custom_headers)
+		return 0;
+
+	return t->set_custom_headers(t, custom_headers);
+}
+
+int git_remote_connect(git_remote *remote, git_direction direction, const git_remote_callbacks *callbacks, const git_strarray *custom_headers)
 {
 	git_transport *t;
 	const char *url;
@@ -726,6 +734,9 @@ int git_remote_connect(git_remote *remote, git_direction direction, const git_re
 	if (!t && (error = git_transport_new(&t, remote, url)) < 0)
 		return error;
 
+	if ((error = set_transport_custom_headers(t, custom_headers)) != 0)
+		goto on_error;
+
 	if ((error = set_transport_callbacks(t, callbacks)) < 0 ||
 	    (error = t->connect(t, url, credentials, payload, direction, flags)) != 0)
 		goto on_error;
@@ -884,16 +895,18 @@ int git_remote_download(git_remote *remote, const git_strarray *refspecs, const
 	size_t i;
 	git_vector *to_active, specs = GIT_VECTOR_INIT, refs = GIT_VECTOR_INIT;
 	const git_remote_callbacks *cbs = NULL;
+	const git_strarray *custom_headers = NULL;
 
 	assert(remote);
 
 	if (opts) {
 		GITERR_CHECK_VERSION(&opts->callbacks, GIT_REMOTE_CALLBACKS_VERSION, "git_remote_callbacks");
 		cbs = &opts->callbacks;
+		custom_headers = &opts->custom_headers;
 	}
 
 	if (!git_remote_connected(remote) &&
-	    (error = git_remote_connect(remote, GIT_DIRECTION_FETCH, cbs)) < 0)
+	    (error = git_remote_connect(remote, GIT_DIRECTION_FETCH, cbs, custom_headers)) < 0)
 		goto on_error;
 
 	if (ls_to_vector(&refs, remote) < 0)
@@ -957,16 +970,18 @@ int git_remote_fetch(
 	bool prune = false;
 	git_buf reflog_msg_buf = GIT_BUF_INIT;
 	const git_remote_callbacks *cbs = NULL;
+	const git_strarray *custom_headers = NULL;
 
 	if (opts) {
 		GITERR_CHECK_VERSION(&opts->callbacks, GIT_REMOTE_CALLBACKS_VERSION, "git_remote_callbacks");
 		cbs = &opts->callbacks;
+		custom_headers = &opts->custom_headers;
 		update_fetchhead = opts->update_fetchhead;
 		tagopt = opts->download_tags;
 	}
 
 	/* Connect and download everything */
-	if ((error = git_remote_connect(remote, GIT_DIRECTION_FETCH, cbs)) != 0)
+	if ((error = git_remote_connect(remote, GIT_DIRECTION_FETCH, cbs, custom_headers)) != 0)
 		return error;
 
 	error = git_remote_download(remote, refspecs, opts);
@@ -2377,14 +2392,17 @@ int git_remote_upload(git_remote *remote, const git_strarray *refspecs, const gi
 	git_push *push;
 	git_refspec *spec;
 	const git_remote_callbacks *cbs = NULL;
+	const git_strarray *custom_headers = NULL;
 
 	assert(remote);
 
-	if (opts)
+	if (opts) {
 		cbs = &opts->callbacks;
+		custom_headers = &opts->custom_headers;
+	}
 
 	if (!git_remote_connected(remote) &&
-	    (error = git_remote_connect(remote, GIT_DIRECTION_PUSH, cbs)) < 0)
+	    (error = git_remote_connect(remote, GIT_DIRECTION_PUSH, cbs, custom_headers)) < 0)
 		goto cleanup;
 
 	free_refspecs(&remote->active_refspecs);
@@ -2433,15 +2451,17 @@ int git_remote_push(git_remote *remote, const git_strarray *refspecs, const git_
 {
 	int error;
 	const git_remote_callbacks *cbs = NULL;
+	const git_strarray *custom_headers = NULL;
 
 	if (opts) {
 		GITERR_CHECK_VERSION(&opts->callbacks, GIT_REMOTE_CALLBACKS_VERSION, "git_remote_callbacks");
 		cbs = &opts->callbacks;
+		custom_headers = &opts->custom_headers;
 	}
 
 	assert(remote && refspecs);
 
-	if ((error = git_remote_connect(remote, GIT_DIRECTION_PUSH, cbs)) < 0)
+	if ((error = git_remote_connect(remote, GIT_DIRECTION_PUSH, cbs, custom_headers)) < 0)
 		return error;
 
 	if ((error = git_remote_upload(remote, refspecs, opts)) < 0)

src/repository.c

@@ -908,12 +908,28 @@ bool git_repository__reserved_names(
 			buf->size = git_repository__reserved_names_win32[i].size;
 		}
 
-		/* Try to add any repo-specific reserved names */
+		/* Try to add any repo-specific reserved names - the gitlink file
+		 * within a submodule or the repository (if the repository directory
+		 * is beneath the workdir).  These are typically `.git`, but should
+		 * be protected in case they are not.  Note, repo and workdir paths
+		 * are always prettified to end in `/`, so a prefixcmp is safe.
+		 */
 		if (!repo->is_bare) {
-			const char *reserved_path = repo->path_gitlink ?
-				repo->path_gitlink : repo->path_repository;
+			int (*prefixcmp)(const char *, const char *);
+			int error, ignorecase;
+
+			error = git_repository__cvar(
+				&ignorecase, repo, GIT_CVAR_IGNORECASE);
+			prefixcmp = (error || ignorecase) ? git__prefixcmp_icase :
+				git__prefixcmp;
+
+			if (repo->path_gitlink &&
+				reserved_names_add8dot3(repo, repo->path_gitlink) < 0)
+				goto on_error;
 
-			if (reserved_names_add8dot3(repo, reserved_path) < 0)
+			if (repo->path_repository &&
+				prefixcmp(repo->path_repository, repo->workdir) == 0 &&
+				reserved_names_add8dot3(repo, repo->path_repository) < 0)
 				goto on_error;
 		}
 	}

src/submodule.c

@@ -170,7 +170,7 @@ static int name_from_path(git_buf *out, git_config *cfg, const char *path)
 
 		git_buf_clear(out);
 		git_buf_put(out, fdot + 1, ldot - fdot - 1);
-		return 0;
+		goto cleanup;
 	}
 
 	if (error == GIT_ITEROVER) {
@@ -178,6 +178,8 @@ static int name_from_path(git_buf *out, git_config *cfg, const char *path)
 		error = GIT_ENOTFOUND;
 	}
 
+cleanup:
+	git_config_iterator_free(iter);
 	return error;
 }
 
@@ -227,6 +229,7 @@ int git_submodule_lookup(
 
 		if (error < 0) {
 			git_submodule_free(sm);
+			git_buf_free(&path);
 			return error;
 		}
 
@@ -1697,11 +1700,13 @@ static int submodule_read_config(git_submodule *sm, git_config *cfg)
 	 * should be strcasecmp
 	 */
 		if (strcmp(sm->name, value) != 0) {
+			if (sm->path != sm->name)
+				git__free(sm->path);
 			sm->path = git__strdup(value);
 			GITERR_CHECK_ALLOC(sm->path);
 		}
 	} else if (error != GIT_ENOTFOUND) {
-		return error;
+		goto cleanup;
 	}
 
 	if ((error = get_value(&value, cfg, &key, sm->name, "url")) == 0) {
@@ -1709,7 +1714,7 @@ static int submodule_read_config(git_submodule *sm, git_config *cfg)
 		sm->url = git__strdup(value);
 		GITERR_CHECK_ALLOC(sm->url);
 	} else if (error != GIT_ENOTFOUND) {
-		return error;
+		goto cleanup;
 	}
 
 	if ((error = get_value(&value, cfg, &key, sm->name, "branch")) == 0) {
@@ -1717,40 +1722,44 @@ static int submodule_read_config(git_submodule *sm, git_config *cfg)
 		sm->branch = git__strdup(value);
 		GITERR_CHECK_ALLOC(sm->branch);
 	} else if (error != GIT_ENOTFOUND) {
-		return error;
+		goto cleanup;
 	}
 
 	if ((error = get_value(&value, cfg, &key, sm->name, "update")) == 0) {
 		in_config = 1;
 		if ((error = git_submodule_parse_update(&sm->update, value)) < 0)
-			return error;
+			goto cleanup;
 		sm->update_default = sm->update;
 	} else if (error != GIT_ENOTFOUND) {
-		return error;
+		goto cleanup;
 	}
 
 	if ((error = get_value(&value, cfg, &key, sm->name, "fetchRecurseSubmodules")) == 0) {
 		in_config = 1;
 		if ((error = git_submodule_parse_recurse(&sm->fetch_recurse, value)) < 0)
-			return error;
+			goto cleanup;
 		sm->fetch_recurse_default = sm->fetch_recurse;
 	} else if (error != GIT_ENOTFOUND) {
-		return error;
+		goto cleanup;
 	}
 
 	if ((error = get_value(&value, cfg, &key, sm->name, "ignore")) == 0) {
 		in_config = 1;
 		if ((error = git_submodule_parse_ignore(&sm->ignore, value)) < 0)
-			return error;
+			goto cleanup;
 		sm->ignore_default = sm->ignore;
 	} else if (error != GIT_ENOTFOUND) {
-		return error;
+		goto cleanup;
 	}
 
 	if (in_config)
 		sm->flags |= GIT_SUBMODULE_STATUS_IN_CONFIG;
 
-	return 0;
+	error = 0;
+
+cleanup:
+	git_buf_free(&key);
+	return error;
 }
 
 static int submodule_load_each(const git_config_entry *entry, void *payload)
@@ -1784,8 +1793,10 @@ static int submodule_load_each(const git_config_entry *entry, void *payload)
 	 * already inserted, we've already loaded it, so we skip.
 	 */
 	pos = git_strmap_lookup_index(map, name.ptr);
-	if (git_strmap_valid_index(map, pos))
-		return 0;
+	if (git_strmap_valid_index(map, pos)) {
+		error = 0;
+		goto done;
+	}
 
 	if ((error = submodule_alloc(&sm, data->repo, name.ptr)) < 0)
 		goto done;

src/transports/http.c

@@ -193,6 +193,7 @@ static int gen_request(
 {
 	http_subtransport *t = OWNING_SUBTRANSPORT(s);
 	const char *path = t->connection_data.path ? t->connection_data.path : "/";
+	size_t i;
 
 	git_buf_printf(buf, "%s %s%s HTTP/1.1\r\n", s->verb, path, s->service_url);
 
@@ -210,6 +211,11 @@ static int gen_request(
 	} else
 		git_buf_puts(buf, "Accept: */*\r\n");
 
+	for (i = 0; i < t->owner->custom_headers.count; i++) {
+		if (t->owner->custom_headers.strings[i])
+			git_buf_printf(buf, "%s\r\n", t->owner->custom_headers.strings[i]);
+	}
+
 	/* Apply credentials to the request */
 	if (apply_credentials(buf, t) < 0)
 		return -1;

src/transports/smart.c

@@ -66,6 +66,84 @@ static int git_smart__set_callbacks(
 	return 0;
 }
 
+static int http_header_name_length(const char *http_header)
+{
+	const char *colon = strchr(http_header, ':');
+	if (!colon)
+		return 0;
+	return colon - http_header;
+}
+
+static bool is_malformed_http_header(const char *http_header)
+{
+	const char *c;
+	int name_len;
+
+	// Disallow \r and \n
+	c = strchr(http_header, '\r');
+	if (c)
+		return true;
+	c = strchr(http_header, '\n');
+	if (c)
+		return true;
+
+	// Require a header name followed by :
+	name_len = http_header_name_length(http_header);
+	if (name_len < 1)
+		return true;
+
+	return false;
+}
+
+static char *forbidden_custom_headers[] = {
+	"User-Agent",
+	"Host",
+	"Accept",
+	"Content-Type",
+	"Transfer-Encoding",
+	"Content-Length",
+};
+
+static bool is_forbidden_custom_header(const char *custom_header)
+{
+	unsigned long i;
+	int name_len = http_header_name_length(custom_header);
+
+	// Disallow headers that we set
+	for (i = 0; i < ARRAY_SIZE(forbidden_custom_headers); i++)
+		if (strncmp(forbidden_custom_headers[i], custom_header, name_len) == 0)
+			return true;
+
+	return false;
+}
+
+static int git_smart__set_custom_headers(
+	git_transport *transport,
+	const git_strarray *custom_headers)
+{
+	transport_smart *t = (transport_smart *)transport;
+	size_t i;
+
+	if (t->custom_headers.count)
+		git_strarray_free(&t->custom_headers);
+
+	if (!custom_headers)
+		return 0;
+
+	for (i = 0; i < custom_headers->count; i++) {
+		if (is_malformed_http_header(custom_headers->strings[i])) {
+			giterr_set(GITERR_INVALID, "custom HTTP header '%s' is malformed", custom_headers->strings[i]);
+			return -1;
+		}
+		if (is_forbidden_custom_header(custom_headers->strings[i])) {
+			giterr_set(GITERR_INVALID, "custom HTTP header '%s' is already set by libgit2", custom_headers->strings[i]);
+			return -1;
+		}
+	}
+
+	return git_strarray_copy(&t->custom_headers, custom_headers);
+}
+
 int git_smart__update_heads(transport_smart *t, git_vector *symrefs)
 {
 	size_t i;
@@ -362,6 +440,8 @@ static void git_smart__free(git_transport *transport)
 
 	git_vector_free(refs);
 
+	git_strarray_free(&t->custom_headers);
+
 	git__free(t);
 }
 
@@ -399,6 +479,7 @@ int git_transport_smart(git_transport **out, git_remote *owner, void *param)
 
 	t->parent.version = GIT_TRANSPORT_VERSION;
 	t->parent.set_callbacks = git_smart__set_callbacks;
+	t->parent.set_custom_headers = git_smart__set_custom_headers;
 	t->parent.connect = git_smart__connect;
 	t->parent.close = git_smart__close;
 	t->parent.free = git_smart__free;

src/transports/smart.h

@@ -139,6 +139,7 @@ typedef struct {
 	git_transport_message_cb error_cb;
 	git_transport_certificate_check_cb certificate_check_cb;
 	void *message_cb_payload;
+	git_strarray custom_headers;
 	git_smart_subtransport *wrapped;
 	git_smart_subtransport_stream *current_stream;
 	transport_smart_caps caps;

src/transports/winhttp.c

@@ -277,6 +277,7 @@ static int winhttp_stream_connect(winhttp_stream *s)
 	unsigned long disable_redirects = WINHTTP_DISABLE_REDIRECTS;
 	int default_timeout = TIMEOUT_INFINITE;
 	int default_connect_timeout = DEFAULT_CONNECT_TIMEOUT;
+	int i;
 
 	/* Prepare URL */
 	git_buf_printf(&buf, "%s%s", t->connection_data.path, s->service_url);
@@ -409,6 +410,23 @@ static int winhttp_stream_connect(winhttp_stream *s)
 		}
 	}
 
+	for (i = 0; i < t->owner->custom_headers.count; i++) {
+		if (t->owner->custom_headers.strings[i]) {
+			git_buf_clear(&buf);
+			git_buf_puts(&buf, t->owner->custom_headers.strings[i]);
+			if (git__utf8_to_16(ct, MAX_CONTENT_TYPE_LEN, git_buf_cstr(&buf)) < 0) {
+				giterr_set(GITERR_OS, "Failed to convert custom header to wide characters");
+				goto on_error;
+			}
+
+			if (!WinHttpAddRequestHeaders(s->request, ct, (ULONG)-1L,
+				WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE)) {
+				giterr_set(GITERR_OS, "Failed to add a header to the request");
+				goto on_error;
+			}
+		}
+	}
+
 	/* If requested, disable certificate validation */
 	if (t->connection_data.use_ssl) {
 		int flags;

src/unix/posix.h

@@ -22,7 +22,6 @@ typedef int GIT_SOCKET;
 #define p_stat(p,b) stat(p, b)
 
 #define p_utimes(f, t) utimes(f, t)
-#define p_futimes(f, t) futimes(f, t)
 
 #define p_readlink(a, b, c) readlink(a, b, c)
 #define p_symlink(o,n) symlink(o, n)
@@ -53,4 +52,18 @@ extern char *p_realpath(const char *, char *);
 #define p_localtime_r(c, r) localtime_r(c, r)
 #define p_gmtime_r(c, r) gmtime_r(c, r)
 
+#ifdef HAVE_FUTIMENS
+GIT_INLINE(int) p_futimes(int f, const struct timeval t[2])
+{
+	struct timespec s[2];
+	s[0].tv_sec = t[0].tv_sec;
+	s[0].tv_nsec = t[0].tv_usec * 1000;
+	s[1].tv_sec = t[1].tv_sec;
+	s[1].tv_nsec = t[1].tv_usec * 1000;
+	return futimens(f, s);
+}
+#else
+# define p_futimes futimes
+#endif
+
 #endif

src/util.c

@@ -611,7 +611,7 @@ size_t git__unescape(char *str)
 	return (pos - str);
 }
 
-#if defined(GIT_WIN32) || defined(BSD)
+#if defined(HAVE_QSORT_S) || (defined(HAVE_QSORT_R) && defined(BSD))
 typedef struct {
 	git__sort_r_cmp cmp;
 	void *payload;
@@ -628,21 +628,16 @@ static int GIT_STDLIB_CALL git__qsort_r_glue_cmp(
 void git__qsort_r(
 	void *els, size_t nel, size_t elsize, git__sort_r_cmp cmp, void *payload)
 {
-#if defined(__MINGW32__) || defined(AMIGA) || \
-	defined(__OpenBSD__) || defined(__NetBSD__) || \
-	defined(__gnu_hurd__) || defined(__ANDROID_API__) || \
-	defined(__sun) || defined(__CYGWIN__) || \
-	(__GLIBC__ == 2 && __GLIBC_MINOR__ < 8) || \
-	(defined(_MSC_VER) && _MSC_VER < 1500)
-	git__insertsort_r(els, nel, elsize, NULL, cmp, payload);
-#elif defined(GIT_WIN32)
-	git__qsort_r_glue glue = { cmp, payload };
-	qsort_s(els, nel, elsize, git__qsort_r_glue_cmp, &glue);
-#elif defined(BSD)
+#if defined(HAVE_QSORT_R) && defined(BSD)
 	git__qsort_r_glue glue = { cmp, payload };
 	qsort_r(els, nel, elsize, &glue, git__qsort_r_glue_cmp);
-#else
+#elif defined(HAVE_QSORT_R) && defined(__GLIBC__)
 	qsort_r(els, nel, elsize, cmp, payload);
+#elif defined(HAVE_QSORT_S)
+	git__qsort_r_glue glue = { cmp, payload };
+	qsort_s(els, nel, elsize, git__qsort_r_glue_cmp, &glue);
+#else
+	git__insertsort_r(els, nel, elsize, NULL, cmp, payload);
 #endif
 }
 

src/win32/path_w32.c

@@ -198,13 +198,13 @@ int git_win32_path_from_utf8(git_win32_path out, const char *src)
 	/* See if this is an absolute path (beginning with a drive letter) */
 	if (path__is_absolute(src)) {
 		if (git__utf8_to_16(dest, MAX_PATH, src) < 0)
-			return -1;
+			goto on_error;
 	}
 	/* File-prefixed NT-style paths beginning with \\?\ */
 	else if (path__is_nt_namespace(src)) {
 		/* Skip the NT prefix, the destination already contains it */
 		if (git__utf8_to_16(dest, MAX_PATH, src + PATH__NT_NAMESPACE_LEN) < 0)
-			return -1;
+			goto on_error;
 	}
 	/* UNC paths */
 	else if (path__is_unc(src)) {
@@ -213,36 +213,43 @@ int git_win32_path_from_utf8(git_win32_path out, const char *src)
 
 		/* Skip the leading "\\" */
 		if (git__utf8_to_16(dest, MAX_PATH - 2, src + 2) < 0)
-			return -1;
+			goto on_error;
 	}
 	/* Absolute paths omitting the drive letter */
 	else if (src[0] == '\\' || src[0] == '/') {
 		if (path__cwd(dest, MAX_PATH) < 0)
-			return -1;
+			goto on_error;
 
 		if (!path__is_absolute(dest)) {
 			errno = ENOENT;
-			return -1;
+			goto on_error;
 		}
 
 		/* Skip the drive letter specification ("C:") */	
 		if (git__utf8_to_16(dest + 2, MAX_PATH - 2, src) < 0)
-			return -1;
+			goto on_error;
 	}
 	/* Relative paths */
 	else {
 		int cwd_len;
 
 		if ((cwd_len = git_win32_path__cwd(dest, MAX_PATH)) < 0)
-			return -1;
+			goto on_error;
 
 		dest[cwd_len++] = L'\\';
 
 		if (git__utf8_to_16(dest + cwd_len, MAX_PATH - cwd_len, src) < 0)
-			return -1;
+			goto on_error;
 	}
 
 	return git_win32_path_canonicalize(out);
+
+on_error:
+	/* set windows error code so we can use its error message */
+	if (errno == ENAMETOOLONG)
+		SetLastError(ERROR_FILENAME_EXCED_RANGE);
+
+	return -1;
 }
 
 int git_win32_path_to_utf8(git_win32_utf8_path dest, const wchar_t *src)

tests/core/mkdir.c

@@ -48,6 +48,8 @@ void test_core_mkdir__absolute(void)
 	cl_assert(!git_path_isdir(path.ptr));
 	cl_git_fail(git_futils_mkdir(path.ptr, 0755, 0));
 	cl_assert(!git_path_isdir(path.ptr));
+
+	git_buf_free(&path);
 }
 
 void test_core_mkdir__basic(void)

tests/diff/binary.c

@@ -96,7 +96,8 @@ void test_diff_binary__add(void)
 		"Kc${Nk-~s>u4FC%O\n"
 		"\n" \
 		"literal 0\n" \
-		"Hc$@<O00001\n";
+		"Hc$@<O00001\n" \
+		"\n";
 
 	opts.flags = GIT_DIFF_SHOW_BINARY;
 	opts.id_abbrev = GIT_OID_HEXSZ;
@@ -136,7 +137,8 @@ void test_diff_binary__modify(void)
 		"Mc${NkU}WL~000&M4gdfE\n" \
 		"\n" \
 		"literal 3\n" \
-		"Kc${Nk-~s>u4FC%O\n";
+		"Kc${Nk-~s>u4FC%O\n" \
+		"\n";
 
 	opts.flags = GIT_DIFF_SHOW_BINARY;
 
@@ -177,7 +179,8 @@ void test_diff_binary__delete(void)
 		"Hc$@<O00001\n" \
 		"\n" \
 		"literal 3\n" \
-		"Kc${Nk-~s>u4FC%O\n";
+		"Kc${Nk-~s>u4FC%O\n" \
+		"\n";
 
 	opts.flags = GIT_DIFF_SHOW_BINARY;
 	opts.id_abbrev = GIT_OID_HEXSZ;
@@ -208,7 +211,8 @@ void test_diff_binary__delta(void)
 		"delta 198\n" \
 		"zc$}LmI8{(0BqLQJI6p64AwNwaIJGP_Pr*5}Br~;mqJ$<Jl;sX*mF<MGCYv&*L7AHu\n" \
 		"zGA1*^gt?gYVN82wTbPO_W)+x<&1+cP;HrPHR>PQ;Y(X&QMK*C5^Br3bjG4d=XI^5@\n" \
-		"JfH567LIF3FM2!Fd\n";
+		"JfH567LIF3FM2!Fd\n" \
+		"\n";
 
 	opts.flags = GIT_DIFF_SHOW_BINARY | GIT_DIFF_FORCE_BINARY;
 	opts.id_abbrev = GIT_OID_HEXSZ;
@@ -249,7 +253,8 @@ void test_diff_binary__delta_append(void)
 		"nc%1vf+QYWt3zLL@hC)e3Vu?a>QDRl4f_G*?PG(-ZA}<#J$+QbW\n" \
 		"\n" \
 		"delta 7\n" \
-		"Oc%18D`@*{63ljhg(E~C7\n";
+		"Oc%18D`@*{63ljhg(E~C7\n" \
+		"\n";
 
 	opts.flags = GIT_DIFF_SHOW_BINARY | GIT_DIFF_FORCE_BINARY;
 	opts.id_abbrev = GIT_OID_HEXSZ;
@@ -314,7 +319,8 @@ void test_diff_binary__index_to_workdir(void)
 		"nc%1vf+QYWt3zLL@hC)e3Vu?a>QDRl4f_G*?PG(-ZA}<#J$+QbW\n" \
 		"\n" \
 		"delta 7\n" \
-		"Oc%18D`@*{63ljhg(E~C7\n";
+		"Oc%18D`@*{63ljhg(E~C7\n" \
+		"\n";
 
 	opts.flags = GIT_DIFF_SHOW_BINARY | GIT_DIFF_FORCE_BINARY;
 	opts.id_abbrev = GIT_OID_HEXSZ;
@@ -379,7 +385,8 @@ void test_diff_binary__print_patch_from_diff(void)
 		"nc%1vf+QYWt3zLL@hC)e3Vu?a>QDRl4f_G*?PG(-ZA}<#J$+QbW\n" \
 		"\n" \
 		"delta 7\n" \
-		"Oc%18D`@*{63ljhg(E~C7\n";
+		"Oc%18D`@*{63ljhg(E~C7\n" \
+		"\n";
 
 	opts.flags = GIT_DIFF_SHOW_BINARY | GIT_DIFF_FORCE_BINARY;
 	opts.id_abbrev = GIT_OID_HEXSZ;

tests/index/rename.c

@@ -77,5 +77,10 @@ void test_index_rename__casechanging(void)
 		cl_assert_equal_i(1, git_index_entrycount(index));
 	else
 		cl_assert_equal_i(2, git_index_entrycount(index));
+
+	git_index_free(index);
+	git_repository_free(repo);
+
+	cl_fixture_cleanup("rename");
 }
 

tests/network/remote/defaultbranch.c

@@ -26,7 +26,7 @@ static void assert_default_branch(const char *should)
 {
 	git_buf name = GIT_BUF_INIT;
 
-	cl_git_pass(git_remote_connect(g_remote, GIT_DIRECTION_FETCH, NULL));
+	cl_git_pass(git_remote_connect(g_remote, GIT_DIRECTION_FETCH, NULL, NULL));
 	cl_git_pass(git_remote_default_branch(&name, g_remote));
 	cl_assert_equal_s(should, name.ptr);
 	git_buf_free(&name);
@@ -57,7 +57,7 @@ void test_network_remote_defaultbranch__no_default_branch(void)
 	git_buf buf = GIT_BUF_INIT;
 
 	cl_git_pass(git_remote_create(&remote_b, g_repo_b, "self", git_repository_path(g_repo_b)));
-	cl_git_pass(git_remote_connect(remote_b, GIT_DIRECTION_FETCH, NULL));
+	cl_git_pass(git_remote_connect(remote_b, GIT_DIRECTION_FETCH, NULL, NULL));
 	cl_git_pass(git_remote_ls(&heads, &len, remote_b));
 	cl_assert_equal_i(0, len);
 
@@ -80,7 +80,7 @@ void test_network_remote_defaultbranch__detached_sharing_nonbranch_id(void)
 	cl_git_pass(git_reference_create(&ref, g_repo_a, "refs/foo/bar", &id, 1, NULL));
 	git_reference_free(ref);
 
-	cl_git_pass(git_remote_connect(g_remote, GIT_DIRECTION_FETCH, NULL));
+	cl_git_pass(git_remote_connect(g_remote, GIT_DIRECTION_FETCH, NULL, NULL));
 	cl_git_fail_with(GIT_ENOTFOUND, git_remote_default_branch(&buf, g_remote));
 
 	cl_git_pass(git_clone(&cloned_repo, git_repository_path(g_repo_a), "./local-detached", NULL));

tests/network/remote/local.c

@@ -40,7 +40,7 @@ static void connect_to_local_repository(const char *local_repository)
 	git_buf_sets(&file_path_buf, cl_git_path_url(local_repository));
 
 	cl_git_pass(git_remote_create_anonymous(&remote, repo, git_buf_cstr(&file_path_buf)));
-	cl_git_pass(git_remote_connect(remote, GIT_DIRECTION_FETCH, NULL));
+	cl_git_pass(git_remote_connect(remote, GIT_DIRECTION_FETCH, NULL, NULL));
 }
 
 void test_network_remote_local__connected(void)
@@ -214,7 +214,7 @@ void test_network_remote_local__push_to_bare_remote(void)
 
 	/* Connect to the bare repo */
 	cl_git_pass(git_remote_create_anonymous(&localremote, repo, "./localbare.git"));
-	cl_git_pass(git_remote_connect(localremote, GIT_DIRECTION_PUSH, NULL));
+	cl_git_pass(git_remote_connect(localremote, GIT_DIRECTION_PUSH, NULL, NULL));
 
 	/* Try to push */
 	cl_git_pass(git_remote_upload(localremote, &push_array, NULL));
@@ -253,7 +253,7 @@ void test_network_remote_local__push_to_bare_remote_with_file_url(void)
 
 	/* Connect to the bare repo */
 	cl_git_pass(git_remote_create_anonymous(&localremote, repo, url));
-	cl_git_pass(git_remote_connect(localremote, GIT_DIRECTION_PUSH, NULL));
+	cl_git_pass(git_remote_connect(localremote, GIT_DIRECTION_PUSH, NULL, NULL));
 
 	/* Try to push */
 	cl_git_pass(git_remote_upload(localremote, &push_array, NULL));
@@ -290,7 +290,7 @@ void test_network_remote_local__push_to_non_bare_remote(void)
 
 	/* Connect to the bare repo */
 	cl_git_pass(git_remote_create_anonymous(&localremote, repo, "./localnonbare"));
-	cl_git_pass(git_remote_connect(localremote, GIT_DIRECTION_PUSH, NULL));
+	cl_git_pass(git_remote_connect(localremote, GIT_DIRECTION_PUSH, NULL, NULL));
 
 	/* Try to push */
 	cl_git_fail_with(GIT_EBAREREPO, git_remote_upload(localremote, &push_array, NULL));

tests/network/remote/remotes.c

@@ -93,7 +93,7 @@ void test_network_remote_remotes__error_when_no_push_available(void)
 	cl_git_pass(git_remote_create_anonymous(&r, _repo, cl_fixture("testrepo.git")));
 
 	callbacks.transport = git_transport_local;
-	cl_git_pass(git_remote_connect(r, GIT_DIRECTION_PUSH, &callbacks));
+	cl_git_pass(git_remote_connect(r, GIT_DIRECTION_PUSH, &callbacks, NULL));
 
 	/* Make sure that push is really not available */
 	r->transport->push = NULL;
@@ -359,7 +359,7 @@ void test_network_remote_remotes__can_load_with_an_empty_url(void)
 	cl_assert(remote->url == NULL);
 	cl_assert(remote->pushurl == NULL);
 
-	cl_git_fail(git_remote_connect(remote, GIT_DIRECTION_FETCH, NULL));
+	cl_git_fail(git_remote_connect(remote, GIT_DIRECTION_FETCH, NULL, NULL));
 
 	cl_assert(giterr_last() != NULL);
 	cl_assert(giterr_last()->klass == GITERR_INVALID);
@@ -376,7 +376,7 @@ void test_network_remote_remotes__can_load_with_only_an_empty_pushurl(void)
 	cl_assert(remote->url == NULL);
 	cl_assert(remote->pushurl == NULL);
 
-	cl_git_fail(git_remote_connect(remote, GIT_DIRECTION_FETCH, NULL));
+	cl_git_fail(git_remote_connect(remote, GIT_DIRECTION_FETCH, NULL, NULL));
 
 	git_remote_free(remote);
 }

tests/odb/sorting.c

@@ -14,6 +14,7 @@ static git_odb_backend *new_backend(size_t position)
 	if (b == NULL)
 		return NULL;
 
+	b->base.free = (void (*)(git_odb_backend *)) git__free;
 	b->base.version = GIT_ODB_BACKEND_VERSION;
 	b->position = position;
 	return (git_odb_backend *)b;

tests/online/badssl.c

+#include "clar_libgit2.h"
+
+#include "git2/clone.h"
+
+static git_repository *g_repo;
+
+#if defined(GIT_OPENSSL) || defined(GIT_WINHTTP) || defined(GIT_SECURE_TRANSPORT)
+
+void test_online_badssl__expired(void)
+{
+	cl_git_fail_with(GIT_ECERTIFICATE,
+			 git_clone(&g_repo, "https://expired.badssl.com/fake.git", "./fake", NULL));
+}
+
+void test_online_badssl__wrong_host(void)
+{
+	cl_git_fail_with(GIT_ECERTIFICATE,
+			 git_clone(&g_repo, "https://wrong.host.badssl.com/fake.git", "./fake", NULL));
+}
+
+void test_online_badssl__self_signed(void)
+{
+	cl_git_fail_with(GIT_ECERTIFICATE,
+			 git_clone(&g_repo, "https://self-signed.badssl.com/fake.git", "./fake", NULL));
+}
+
+#endif

tests/online/clone.c

@@ -213,6 +213,33 @@ void test_online_clone__custom_remote_callbacks(void)
 	cl_assert(callcount > 0);
 }
 
+void test_online_clone__custom_headers(void)
+{
+	char *empty_header = "";
+	char *unnamed_header = "this is a header about nothing";
+	char *newlines = "X-Custom: almost OK\n";
+	char *conflict = "Accept: defined-by-git";
+	char *ok = "X-Custom: this should be ok";
+
+	g_options.fetch_opts.custom_headers.count = 1;
+
+	g_options.fetch_opts.custom_headers.strings = &empty_header;
+	cl_git_fail(git_clone(&g_repo, LIVE_REPO_URL, "./foo", &g_options));
+
+	g_options.fetch_opts.custom_headers.strings = &unnamed_header;
+	cl_git_fail(git_clone(&g_repo, LIVE_REPO_URL, "./foo", &g_options));
+
+	g_options.fetch_opts.custom_headers.strings = &newlines;
+	cl_git_fail(git_clone(&g_repo, LIVE_REPO_URL, "./foo", &g_options));
+
+	g_options.fetch_opts.custom_headers.strings = &conflict;
+	cl_git_fail(git_clone(&g_repo, LIVE_REPO_URL, "./foo", &g_options));
+
+	/* Finally, we got it right! */
+	g_options.fetch_opts.custom_headers.strings = &ok;
+	cl_git_pass(git_clone(&g_repo, LIVE_REPO_URL, "./foo", &g_options));
+}
+
 static int cred_failure_cb(
 	git_cred **cred,
 	const char *url,

tests/online/fetch.c

@@ -81,11 +81,11 @@ void test_online_fetch__fetch_twice(void)
 {
 	git_remote *remote;
 	cl_git_pass(git_remote_create(&remote, _repo, "test", "git://github.com/libgit2/TestGitRepository.git"));
-	cl_git_pass(git_remote_connect(remote, GIT_DIRECTION_FETCH, NULL));
+	cl_git_pass(git_remote_connect(remote, GIT_DIRECTION_FETCH, NULL, NULL));
 	cl_git_pass(git_remote_download(remote, NULL, NULL));
     	git_remote_disconnect(remote);
     	
-	git_remote_connect(remote, GIT_DIRECTION_FETCH, NULL);
+	git_remote_connect(remote, GIT_DIRECTION_FETCH, NULL, NULL);
 	cl_git_pass(git_remote_download(remote, NULL, NULL));
 	git_remote_disconnect(remote);
 	
@@ -117,7 +117,7 @@ void test_online_fetch__doesnt_retrieve_a_pack_when_the_repository_is_up_to_date
 	cl_git_pass(git_repository_open(&_repository, "./fetch/lg2"));
 
 	cl_git_pass(git_remote_lookup(&remote, _repository, "origin"));
-	cl_git_pass(git_remote_connect(remote, GIT_DIRECTION_FETCH, NULL));
+	cl_git_pass(git_remote_connect(remote, GIT_DIRECTION_FETCH, NULL, NULL));
 
 	cl_assert_equal_i(false, invoked);
 
@@ -155,7 +155,7 @@ void test_online_fetch__can_cancel(void)
 	options.callbacks.transfer_progress = cancel_at_half;
 	options.callbacks.payload = &bytes_received;
 
-	cl_git_pass(git_remote_connect(remote, GIT_DIRECTION_FETCH, NULL));
+	cl_git_pass(git_remote_connect(remote, GIT_DIRECTION_FETCH, NULL, NULL));
 	cl_git_fail_with(git_remote_download(remote, NULL, &options), -4321);
 	git_remote_disconnect(remote);
 	git_remote_free(remote);
@@ -169,7 +169,7 @@ void test_online_fetch__ls_disconnected(void)
 
 	cl_git_pass(git_remote_create(&remote, _repo, "test",
 				"http://github.com/libgit2/TestGitRepository.git"));
-	cl_git_pass(git_remote_connect(remote, GIT_DIRECTION_FETCH, NULL));
+	cl_git_pass(git_remote_connect(remote, GIT_DIRECTION_FETCH, NULL, NULL));
 	cl_git_pass(git_remote_ls(&refs, &refs_len_before, remote));
 	git_remote_disconnect(remote);
 	cl_git_pass(git_remote_ls(&refs, &refs_len_after, remote));
@@ -187,7 +187,7 @@ void test_online_fetch__remote_symrefs(void)
 
 	cl_git_pass(git_remote_create(&remote, _repo, "test",
 				"http://github.com/libgit2/TestGitRepository.git"));
-	cl_git_pass(git_remote_connect(remote, GIT_DIRECTION_FETCH, NULL));
+	cl_git_pass(git_remote_connect(remote, GIT_DIRECTION_FETCH, NULL, NULL));
 	git_remote_disconnect(remote);
 	cl_git_pass(git_remote_ls(&refs, &refs_len, remote));
 

tests/online/push.c

@@ -372,7 +372,7 @@ void test_online_push__initialize(void)
 
 	record_callbacks_data_clear(&_record_cbs_data);
 
-	cl_git_pass(git_remote_connect(_remote, GIT_DIRECTION_PUSH, &_record_cbs));
+	cl_git_pass(git_remote_connect(_remote, GIT_DIRECTION_PUSH, &_record_cbs, NULL));
 
 	/* Clean up previously pushed branches.  Fails if receive.denyDeletes is
 	 * set on the remote.  Also, on Git 1.7.0 and newer, you must run

tests/repo/reservedname.c

@@ -106,3 +106,27 @@ void test_repo_reservedname__submodule_pointer(void)
 	git_repository_free(sub_repo);
 #endif
 }
+
+/* Like the `submodule_pointer` test (above), this ensures that we do not
+ * follow the gitlink to the submodule's repository location and treat that
+ * as a reserved name.  This tests at an initial submodule update, where the
+ * submodule repo is being created.
+ */
+void test_repo_reservedname__submodule_pointer_during_create(void)
+{
+	git_repository *repo;
+	git_submodule *sm;
+	git_submodule_update_options update_options = GIT_SUBMODULE_UPDATE_OPTIONS_INIT;
+	git_buf url = GIT_BUF_INIT;
+
+	repo = setup_fixture_super();
+
+	cl_git_pass(git_buf_joinpath(&url, clar_sandbox_path(), "sub.git"));
+	cl_repo_set_string(repo, "submodule.sub.url", url.ptr);
+
+	cl_git_pass(git_submodule_lookup(&sm, repo, "sub"));
+	cl_git_pass(git_submodule_update(sm, 1, &update_options));
+
+	git_submodule_free(sm);
+	git_buf_free(&url);
+}

tests/resources/sub.git/HEAD

+ref: refs/heads/master

tests/resources/sub.git/config

+[core]
+	repositoryformatversion = 0
+	filemode = false
+	bare = false
+	logallrefupdates = true
+	symlinks = false
+	ignorecase = true
+	hideDotFiles = dotGitOnly

tests/resources/sub.git/logs/HEAD

+0000000000000000000000000000000000000000 b7a59b3f4ea13b985f8a1e0d3757d5cd3331add8 Edward Thomson <ethomson@microsoft.com> 1442522322 -0400	commit (initial): Initial revision

tests/resources/sub.git/logs/refs/heads/master

+0000000000000000000000000000000000000000 b7a59b3f4ea13b985f8a1e0d3757d5cd3331add8 Edward Thomson <ethomson@microsoft.com> 1442522322 -0400	commit (initial): Initial revision

tests/resources/sub.git/refs/heads/master

+b7a59b3f4ea13b985f8a1e0d3757d5cd3331add8

tests/resources/super/.gitted/COMMIT_EDITMSG

+submodule

tests/resources/super/.gitted/HEAD

+ref: refs/heads/master

tests/resources/super/.gitted/config

+[core]
+	repositoryformatversion = 0
+	filemode = false
+	bare = false
+	logallrefupdates = true
+	symlinks = false
+	ignorecase = true
+	hideDotFiles = dotGitOnly
+[submodule "sub"]
+	url = ../sub.git

tests/resources/super/.gitted/refs/heads/master

+79d0d58ca6aa1688a073d280169908454cad5b91

tests/resources/super/gitmodules

+[submodule "sub"]
+	path = sub
+	url = ../sub.git

tests/submodule/submodule_helpers.c

@@ -126,6 +126,22 @@ git_repository *setup_fixture_submod2(void)
 	return repo;
 }
 
+git_repository *setup_fixture_super(void)
+{
+	git_repository *repo = cl_git_sandbox_init("super");
+
+	cl_fixture_sandbox("sub.git");
+	p_mkdir("super/sub", 0777);
+
+	rewrite_gitmodules(git_repository_workdir(repo));
+
+	cl_set_cleanup(cleanup_fixture_submodules, "sub.git");
+
+	cl_git_pass(git_repository_reinit_filesystem(repo, 1));
+
+	return repo;
+}
+
 git_repository *setup_fixture_submodule_simple(void)
 {
 	git_repository *repo = cl_git_sandbox_init("submodule_simple");

tests/submodule/submodule_helpers.h

@@ -4,6 +4,7 @@ extern void rewrite_gitmodules(const char *workdir);
 extern git_repository *setup_fixture_submodules(void);
 extern git_repository *setup_fixture_submod2(void);
 extern git_repository *setup_fixture_submodule_simple(void);
+extern git_repository *setup_fixture_super(void);
 
 extern unsigned int get_submodule_status(git_repository *, const char *);
 

tests/win32/longpath.c

+#include "clar_libgit2.h"
+
+#include "git2/clone.h"
+#include "clone.h"
+#include "buffer.h"
+#include "fileops.h"
+
+static git_buf path = GIT_BUF_INIT;
+
+void test_win32_longpath__initialize(void)
+{
+#ifdef GIT_WIN32
+	const char *base = clar_sandbox_path();
+	size_t base_len = strlen(base);
+	size_t remain = MAX_PATH - base_len;
+	size_t i;
+
+	git_buf_clear(&path);
+	git_buf_puts(&path, base);
+	git_buf_putc(&path, '/');
+
+	cl_assert(remain < (MAX_PATH - 5));
+
+	for (i = 0; i < (remain - 5); i++)
+		git_buf_putc(&path, 'a');
+#endif
+}
+
+void test_win32_longpath__cleanup(void)
+{
+	git_buf_free(&path);
+}
+
+#ifdef GIT_WIN32
+void assert_name_too_long(void)
+{
+	const git_error *err;
+	size_t expected_len, actual_len;
+	const char *expected_msg;
+
+	err = giterr_last();
+	actual_len = strlen(err->message);
+
+	expected_msg = git_win32_get_error_message(ERROR_FILENAME_EXCED_RANGE);
+	expected_len = strlen(expected_msg);
+
+	/* check the suffix */
+	cl_assert_equal_s(expected_msg, err->message + (actual_len - expected_len));
+}
+#endif
+
+void test_win32_longpath__errmsg_on_checkout(void)
+{
+#ifdef GIT_WIN32
+	git_repository *repo;
+
+	cl_git_fail(git_clone(&repo, cl_fixture("testrepo.git"), path.ptr, NULL));
+	assert_name_too_long();
+#endif
+}