libports: add fuse-ext2

Fixes #942.

libports/lib/import/import-libext2fs.mk

@@ -0,0 +1 @@
+REP_INC_DIR += include/fuse-ext2

libports/lib/mk/libc_fuse_ext2.mk

@@ -0,0 +1,20 @@
+include $(REP_DIR)/ports/fuse-ext2.inc
+FUSE_EXT2_DIR = $(REP_DIR)/contrib/$(FUSE_EXT2)/fuse-ext2
+
+FILTER_OUT = fuse-ext2.probe.c fuse-ext2.wait.c
+SRC_C  = $(filter-out $(FILTER_OUT), $(notdir $(wildcard $(FUSE_EXT2_DIR)/*.c)))
+SRC_CC = init.cc
+
+LIBS   = libc libc_block libc_fuse libfuse libext2fs
+
+CC_OPT = -DHAVE_CONFIG_H -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64
+
+CC_CXX_OPT +=-fpermissive
+
+INC_DIR += $(REP_DIR)/src/lib/fuse-ext2 \
+           $(FUSE_EXT2_DIR)
+
+vpath %.c $(FUSE_EXT2_DIR)
+vpath %.cc $(REP_DIR)/src/lib/fuse-ext2
+
+SHARED_LIB = yes

libports/lib/mk/libext2fs.mk

@@ -0,0 +1,20 @@
+include $(REP_DIR)/ports/fuse-ext2.inc
+FUSE_EXT2_DIR = $(REP_DIR)/contrib/$(FUSE_EXT2)
+E2FSPROGS_DIR = $(FUSE_EXT2_DIR)/e2fsprogs-1.41.12.newgit
+EXT2FS_DIR    = $(E2FSPROGS_DIR)/ext2fs
+ET_DIR        = $(E2FSPROGS_DIR)/et
+
+FILTER_OUT = bmove.c dosio.c irel_ma.c nt_io.c tdbtool.c
+SRC_C = $(filter-out $(FILTER_OUT), $(notdir $(wildcard $(EXT2FS_DIR)/*.c)))
+SRC_C += $(notdir $(wildcard $(ET_DIR)/*.c))
+
+INC_DIR += $(REP_DIR)/include/fuse-ext2 \
+           $(REP_DIR)/src/lib/fuse-ext2 \
+           $(ET_DIR)
+
+CC_OPT += -DHAVE_CONFIG_H -D__BSD_VISIBLE
+
+LIBS += libc
+
+vpath %.c $(EXT2FS_DIR)
+vpath %.c $(ET_DIR)

libports/ports/fuse-ext2.inc

@@ -0,0 +1,4 @@
+FUSE_EXT2_REV     := 220
+FUSE_EXT2_VERSION := svn-$(FUSE_EXT2_REV)
+FUSE_EXT2         := fuse-ext2-$(FUSE_EXT2_VERSION)
+

libports/ports/fuse-ext2.mk

@@ -0,0 +1,36 @@
+include ports/fuse-ext2.inc
+
+FUSE_EXT2_SVN_URL = http://svn.code.sf.net/p/fuse-ext2/code/branch/renzo
+EXT2_DIR        = e2fsprogs-1.41.12.newgit/
+
+#
+# Interface to top-level prepare Makefile
+#
+PORTS += $(FUSE_EXT2)
+
+prepare-fuse-ext2: $(CONTRIB_DIR)/$(FUSE_EXT2) include/fuse-ext2
+
+#
+# Port-specific local rules
+#
+$(CONTRIB_DIR)/$(FUSE_EXT2):
+	$(ECHO) "checking out 'fuse-ext2 rev. $(FUSE_EXT2_REV)' to '$@'"
+	$(VERBOSE)svn export $(FUSE_EXT2_SVN_URL)@$(FUSE_EXT2_REV) $@
+	$(VERBOSE)for i in src/lib/fuse-ext2/patches/*.patch; do \
+		patch -N -p0 < $$i; done || true
+
+#
+# Install fuse-ext2 headers
+#
+#
+include/fuse-ext2:
+	$(VERBOSE)mkdir -p $@/{e2p,et,ext2fs}
+	$(VERBOSE)for j in e2p et ext2fs; do \
+		for i in `find $(CONTRIB_DIR)/$(FUSE_EXT2)/$(EXT2_DIR)/$$j -name *.h`; do \
+			ln -fs ../../../$$i $@/$$j; \
+		done; done
+
+clean-fuse-ext2:
+	$(VERBOSE)rm -rf include/fuse-ext2
+	$(VERBOSE)rm -rf $(CONTRIB_DIR)/$(FUSE_EXT2)
+

libports/run/libc_fuse_ext2.run

@@ -0,0 +1,5 @@
+set mkfs_cmd   mkfs.ext2
+set mkfs_opts  "-F"
+set filesystem fuse_ext2
+
+source ${genode_dir}/libports/run/libc_filesystem_test.inc

libports/src/lib/fuse-ext2/config.h

@@ -0,0 +1,373 @@
+/* config.h.  Generated from config.h.in by configure.  */
+/* config.h.in.  Generated from configure.ac by autoheader.  */
+
+/* Define to 1 if the `closedir' function returns void instead of `int'. */
+/* #undef CLOSEDIR_VOID */
+
+/* Define to 1 if you want 'debug' support. */
+#define ENABLE_DEBUG 1
+
+/* Define to 1 if you want 'swapfs' support. */
+#define ENABLE_SWAPFS 1
+
+/* Version of FUSE interface */
+#define FUSE_USE_VERSION 26
+
+/* Define to 1 if your system has a working `chown' function. */
+/* #undef HAVE_CHOWN */
+
+/* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
+   */
+#define HAVE_DIRENT_H 1
+
+/* Define to 1 if you have the <dlfcn.h> header file. */
+#define HAVE_DLFCN_H 1
+
+/* Define to 1 if you don't have `vprintf' but do have `_doprnt.' */
+/* #undef HAVE_DOPRNT */
+
+/* Define to 1 if you have the <errno.h> header file. */
+#define HAVE_ERRNO_H 1
+
+/* Define to 1 if you have the <fcntl.h> header file. */
+#define HAVE_FCNTL_H 1
+
+/* Define to 1 if you have the `ftruncate' function. */
+#define HAVE_FTRUNCATE 1
+
+/* Define to 1 if you have the `getdtablesize' function. */
+/* #undef HAVE_GETDTABLESIZE */
+
+/* Define to 1 if you have the `getmntent' function. */
+#define HAVE_GETMNTENT 1
+
+/* Define to 1 if you have the `getmntinfo' function. */
+/* #undef HAVE_GETMNTINFO */
+
+/* Define to 1 if you have the <getopt.h> header file. */
+#define HAVE_GETOPT_H 1
+
+/* Define to 1 if you have the `getpagesize' function. */
+#define HAVE_GETPAGESIZE 1
+
+/* Define to 1 if you have the `hasmntopt' function. */
+/* #undef HAVE_HASMNTOPT */
+
+/* Define to 1 if you have the <inttypes.h> header file. */
+#define HAVE_INTTYPES_H 1
+
+/* Define to 1 if you have the `ext2fs' library (-lext2fs). */
+#define HAVE_LIBEXT2FS 1
+
+/* Define to 1 if you have the <linux/fd.h> header file. */
+/* #undef HAVE_LINUX_FD_H */
+
+/* Define to 1 if you have the `llseek' function. */
+/* #undef HAVE_LLSEEK */
+
+/* Define to 1 if you have the `llseek' prototype. */
+/* #undef HAVE_LLSEEK_PROTOTYPE */
+
+/* Define to 1 if you have the `lseek64' function. */
+/* #undef HAVE_LSEEK64 */
+
+/* Define to 1 if you have the `lseek64' prototype. */
+#define HAVE_LSEEK64_PROTOTYPE 1
+
+/* Define to 1 if your system has a GNU libc compatible `malloc' function, and
+   to 0 otherwise. */
+#define HAVE_MALLOC 1
+
+/* Define to 1 if you have the <malloc.h> header file. */
+#define HAVE_MALLOC_H 1
+
+/* Define to 1 if you have the `memmove' function. */
+#define HAVE_MEMMOVE 1
+
+/* Define to 1 if you have the <memory.h> header file. */
+#define HAVE_MEMORY_H 1
+
+/* Define to 1 if you have the `memset' function. */
+#define HAVE_MEMSET 1
+
+/* Define to 1 if you have a working `mmap' system call. */
+/* #undef HAVE_MMAP */
+
+/* Define to 1 if you have the <mntent.h> header file. */
+/* #undef HAVE_MNTENT_H */
+
+/* Define to 1 if you have the `munmap' function. */
+/* #undef HAVE_MUNMAP */
+
+/* Define to 1 if you have the <ndir.h> header file, and it defines `DIR'. */
+/* #undef HAVE_NDIR_H */
+
+/* Define to 1 if you have the <netinet/in.h> header file. */
+#define HAVE_NETINET_IN_H 1
+
+/* Define to 1 if you have the <net/if_dl.h> header file. */
+/* #undef HAVE_NET_IF_DL_H */
+
+/* Define to 1 if you have the <net/if.h> header file. */
+#define HAVE_NET_IF_H 1
+
+/* Define to 1 if you have the <paths.h> header file. */
+#define HAVE_PATHS_H 1
+
+/* Define to 1 if you have the `random' function. */
+#define HAVE_RANDOM 1
+
+/* Define to 1 if your system has a GNU libc compatible `realloc' function,
+   and to 0 otherwise. */
+#define HAVE_REALLOC 1
+
+/* Define to 1 if you have the `select' function. */
+#define HAVE_SELECT 1
+
+/* Define to 1 if you have the `srand' function. */
+#define HAVE_SRAND 1
+
+/* Define to 1 if you have the `srandom' function. */
+#define HAVE_SRANDOM 1
+
+/* Define to 1 if `stat' has the bug that it succeeds when given the
+   zero-length file name argument. */
+/* #undef HAVE_STAT_EMPTY_STRING_BUG */
+
+/* Define to 1 if you have the <stddef.h> header file. */
+#define HAVE_STDDEF_H 1
+
+/* Define to 1 if you have the <stdint.h> header file. */
+#define HAVE_STDINT_H 1
+
+/* Define to 1 if you have the <stdlib.h> header file. */
+#define HAVE_STDLIB_H 1
+
+/* Define to 1 if you have the `strcasecmp' function. */
+#define HAVE_STRCASECMP 1
+
+/* Define to 1 if you have the `strchr' function. */
+#define HAVE_STRCHR 1
+
+/* Define to 1 if you have the `strdup' function. */
+#define HAVE_STRDUP 1
+
+/* Define to 1 if you have the `strerror' function. */
+#define HAVE_STRERROR 1
+
+/* Define to 1 if you have the <strings.h> header file. */
+#define HAVE_STRINGS_H 1
+
+/* Define to 1 if you have the <string.h> header file. */
+#define HAVE_STRING_H 1
+
+/* Define to 1 if you have the `strrchr' function. */
+#define HAVE_STRRCHR 1
+
+/* Define to 1 if you have the `strtol' function. */
+#define HAVE_STRTOL 1
+
+/* Define to 1 if you have the `strtoul' function. */
+#define HAVE_STRTOUL 1
+
+/* Define to 1 if you have the `strtoull' function. */
+#define HAVE_STRTOULL 1
+
+/* Define to 1 if `st_blksize' is a member of `struct stat'. */
+#define HAVE_STRUCT_STAT_ST_BLKSIZE 1
+
+/* Define to 1 if `st_blocks' is a member of `struct stat'. */
+#define HAVE_STRUCT_STAT_ST_BLOCKS 1
+
+/* Define to 1 if `st_rdev' is a member of `struct stat'. */
+#define HAVE_STRUCT_STAT_ST_RDEV 1
+
+/* Define to 1 if your `struct stat' has `st_blocks'. Deprecated, use
+   `HAVE_STRUCT_STAT_ST_BLOCKS' instead. */
+#define HAVE_ST_BLOCKS 1
+
+/* Define to 1 if you have the `sysconf' function. */
+#define HAVE_SYSCONF 1
+
+/* Define to 1 if you have the <sys/dir.h> header file, and it defines `DIR'.
+   */
+/* #undef HAVE_SYS_DIR_H */
+
+/* Define to 1 if you have the <sys/disklabel.h> header file. */
+/* #undef HAVE_SYS_DISKLABEL_H */
+
+/* Define to 1 if you have the <sys/disk.h> header file. */
+/* #undef HAVE_SYS_DISK_H */
+
+/* Define to 1 if you have the <sys/file.h> header file. */
+#define HAVE_SYS_FILE_H 1
+
+/* Define to 1 if you have the <sys/ioctl.h> header file. */
+#define HAVE_SYS_IOCTL_H 1
+
+/* Define to 1 if you have the <sys/mkdev.h> header file. */
+/* #undef HAVE_SYS_MKDEV_H */
+
+/* Define to 1 if you have the <sys/mman.h> header file. */
+#define HAVE_SYS_MMAN_H 1
+
+/* Define to 1 if you have the <sys/mount.h> header file. */
+#define HAVE_SYS_MOUNT_H 1
+
+/* Define to 1 if you have the <sys/ndir.h> header file, and it defines `DIR'.
+   */
+/* #undef HAVE_SYS_NDIR_H */
+
+/* Define to 1 if you have the <sys/param.h> header file. */
+#define HAVE_SYS_PARAM_H 1
+
+/* Define to 1 if you have the <sys/prctl.h> header file. */
+#define HAVE_SYS_PRCTL_H 1
+
+/* Define to 1 if you have the <sys/queue.h> header file. */
+#define HAVE_SYS_QUEUE_H 1
+
+/* Define to 1 if you have the <sys/resource.h> header file. */
+#define HAVE_SYS_RESOURCE_H 1
+
+/* Define to 1 if you have the <sys/select.h> header file. */
+#define HAVE_SYS_SELECT_H 1
+
+/* Define to 1 if you have the <sys/socket.h> header file. */
+#define HAVE_SYS_SOCKET_H 1
+
+/* Define to 1 if you have the <sys/sockio.h> header file. */
+/* #undef HAVE_SYS_SOCKIO_H */
+
+/* Define to 1 if you have the <sys/statvfs.h> header file. */
+#define HAVE_SYS_STATVFS_H 1
+
+/* Define to 1 if you have the <sys/stat.h> header file. */
+#define HAVE_SYS_STAT_H 1
+
+/* Define to 1 if you have the <sys/syscall.h> header file. */
+#define HAVE_SYS_SYSCALL_H 1
+
+/* Define to 1 if you have the <sys/time.h> header file. */
+#define HAVE_SYS_TIME_H 1
+
+/* Define to 1 if you have the <sys/types.h> header file. */
+#define HAVE_SYS_TYPES_H 1
+
+/* Define to 1 if you have the <sys/un.h> header file. */
+#define HAVE_SYS_UN_H 1
+
+/* Define to 1 if you have the `ssize_t' prototype. */
+#define HAVE_TYPE_SSIZE_T 1
+
+/* Define to 1 if you have the `uname' function. */
+#define HAVE_UNAME 1
+
+/* Define to 1 if you have the <unistd.h> header file. */
+#define HAVE_UNISTD_H 1
+
+/* Define to 1 if you have the `utime' function. */
+#define HAVE_UTIME 1
+
+/* Define to 1 if you have the <utime.h> header file. */
+#define HAVE_UTIME_H 1
+
+/* Define to 1 if `utime(file, NULL)' sets file's timestamp to the present. */
+#define HAVE_UTIME_NULL 1
+
+/* Define to 1 if you have the `vprintf' function. */
+#define HAVE_VPRINTF 1
+
+/* Define to 1 if `lstat' dereferences a symlink specified with a trailing
+   slash. */
+#define LSTAT_FOLLOWS_SLASHED_SYMLINK 1
+
+/* Define to the sub-directory in which libtool stores uninstalled libraries.
+   */
+/* #undef LT_OBJDIR */
+
+/* Define to 1 if `major', `minor', and `makedev' are declared in <mkdev.h>.
+   */
+/* #undef MAJOR_IN_MKDEV */
+
+/* Define to 1 if `major', `minor', and `makedev' are declared in
+   <sysmacros.h>. */
+/* #undef MAJOR_IN_SYSMACROS */
+
+/* Name of package */
+#define PACKAGE "fuse-ext2"
+
+/* Define to the address where bug reports for this package should be sent. */
+#define PACKAGE_BUGREPORT ""
+
+/* Define to the full name of this package. */
+#define PACKAGE_NAME "fuse-ext2"
+
+/* Define to the full name and version of this package. */
+#define PACKAGE_STRING "fuse-ext2 0.0.7.1"
+
+/* Define to the one symbol short name of this package. */
+#define PACKAGE_TARNAME "fuse-ext2"
+
+/* Define to the home page for this package. */
+#define PACKAGE_URL ""
+
+/* Define to the version of this package. */
+#define PACKAGE_VERSION "0.0.7.1"
+
+/* Define to the type of arg 1 for `select'. */
+#define SELECT_TYPE_ARG1 int
+
+/* Define to the type of args 2, 3 and 4 for `select'. */
+#define SELECT_TYPE_ARG234 (fd_set *)
+
+/* Define to the type of arg 5 for `select'. */
+#define SELECT_TYPE_ARG5 (struct timeval *)
+
+/* Define to 1 if you have the ANSI C header files. */
+#define STDC_HEADERS 1
+
+/* Define to 1 if you can safely include both <sys/time.h> and <time.h>. */
+#define TIME_WITH_SYS_TIME 1
+
+/* Version number of package */
+#define VERSION "0.0.7.1"
+
+/* File Offset size */
+#define _FILE_OFFSET_BITS 64
+
+/* Large files support */
+#define _LARGE_FILE_SOURCE /**/
+
+/* Define to empty if `const' does not conform to ANSI C. */
+/* #undef const */
+
+/* Define to `int' if <sys/types.h> doesn't define. */
+/* #undef gid_t */
+
+/* Define to `__inline__' or `__inline' if that's what the C compiler
+   calls it, or to nothing if 'inline' is not supported under any name.  */
+#ifndef __cplusplus
+/* #undef inline */
+#endif
+
+/* Define to rpl_malloc if the replacement function should be used. */
+/* #undef malloc */
+
+/* Define to `int' if <sys/types.h> does not define. */
+/* #undef mode_t */
+
+/* Define to `long int' if <sys/types.h> does not define. */
+/* #undef off_t */
+
+/* Define to rpl_realloc if the replacement function should be used. */
+/* #undef realloc */
+
+/* Define to `unsigned int' if <sys/types.h> does not define. */
+/* #undef size_t */
+
+/* Define to `int' if <sys/types.h> does not define. */
+/* #undef ssize_t */
+
+/* Define to `int' if <sys/types.h> doesn't define. */
+/* #undef uid_t */

libports/src/lib/fuse-ext2/init.cc

@@ -0,0 +1,78 @@
+/*
+ * \brief   libc_fuse_ext2
+ * \author  Josef Soentgen
+ * \date    2013-11-11
+ */
+
+/*
+ * Copyright (C) 2013 Genode Labs GmbH
+ *
+ * This file is part of the Genode OS framework, which is distributed
+ * under the terms of the GNU General Public License version 2.
+ */
+
+/* Genode includes */
+#include <base/printf.h>
+#include <util/string.h>
+
+#include <fuse.h>
+#include <fuse_private.h>
+
+/* libc includes */
+#include <stdlib.h>
+
+extern "C" {
+
+#include <fuse-ext2.h>
+#include <ext2fs/ext2fs.h>
+
+extern struct fuse_operations ext2fs_ops;
+
+struct fuse_chan *fc;
+struct fuse      *fh;
+
+static ext2_filsys e2fs;
+static struct extfs_data extfs_data;
+
+}
+
+void Fuse::init_fs(void)
+{
+	PLOG("libc_fuse_ext2: try to mount /dev/blkdev...");
+
+	int err = ext2fs_open("/dev/blkdev",  EXT2_FLAG_RW, 0, 0, unix_io_manager, &e2fs);
+	if (err) {
+		PERR("libc_fuse_ext2: could not mount /dev/blkdev, error: %d", err);
+		return;
+	}
+
+	errcode_t rc = ext2fs_read_bitmaps(e2fs);
+	if (rc) {
+		PERR("libc_fuse_ext2: error while reading bitmaps");
+		ext2fs_close(e2fs);
+		return;
+	}
+
+	extfs_data.debug = 0;
+	extfs_data.silent = 0;
+	extfs_data.force = 0;
+	extfs_data.readonly = 0;
+	extfs_data.last_flush = 0;
+	extfs_data.mnt_point = "/";
+	extfs_data.options = "";
+	extfs_data.device = "/dev/blkdev";
+	extfs_data.volname = "ext2_volume";
+	extfs_data.e2fs = e2fs;
+
+	fh = fuse_new(fc, NULL, &ext2fs_ops, sizeof (ext2fs_ops), &extfs_data);
+	if (fh == 0) {
+		PERR("libc_fuse_ext2: fuse_new() failed");
+		return;
+	}
+}
+
+void Fuse::deinit_fs(void)
+{
+	PLOG("libc_fuse_ext2: unmount /dev/blkdev...");
+	ext2fs_close(e2fs);
+}

libports/src/lib/fuse-ext2/patches/bitops.h.patch

@@ -0,0 +1,11 @@
+--- contrib/fuse-ext2-svn-220/e2fsprogs-1.41.12.newgit/ext2fs/bitops.h.orig	2013-11-14 15:25:38.621795983 +0100
++++ contrib/fuse-ext2-svn-220/e2fsprogs-1.41.12.newgit/ext2fs/bitops.h	2013-11-14 15:24:24.069798186 +0100
+@@ -98,7 +98,7 @@
+ extern int ext2fs_test_block_bitmap_range(ext2fs_block_bitmap bitmap,
+ 					  blk_t block, int num);
+ extern int ext2fs_test_inode_bitmap_range(ext2fs_inode_bitmap bitmap,
+-					  ino_t inode, int num);
++					  ext2_ino_t inode, int num);
+ extern void ext2fs_fast_mark_block_bitmap_range(ext2fs_block_bitmap bitmap,
+ 						blk_t block, int num);
+ extern void ext2fs_fast_unmark_block_bitmap_range(ext2fs_block_bitmap bitmap,

libports/src/lib/fuse-ext2/patches/closefs.c.patch

@@ -0,0 +1,22 @@
+--- contrib/fuse-ext2-svn-220/e2fsprogs-1.41.12.newgit/ext2fs/closefs.c.orig	2013-11-22 17:12:24.152903960 +0100
++++ contrib/fuse-ext2-svn-220/e2fsprogs-1.41.12.newgit/ext2fs/closefs.c	2013-11-22 17:12:52.936905227 +0100
+@@ -32,19 +32,6 @@
+ 	}
+ }
+ 
+-int ext2fs_bg_has_super(ext2_filsys fs, int group_block)
+-{
+-	if (!(fs->super->s_feature_ro_compat &
+-	      EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER))
+-		return 1;
+-
+-	if (test_root(group_block, 3) || (test_root(group_block, 5)) ||
+-	    test_root(group_block, 7))
+-		return 1;
+-
+-	return 0;
+-}
+-
+ /*
+  * ext2fs_super_and_bgd_loc2()
+  * @fs:			ext2 fs pointer

libports/src/lib/fuse-ext2/patches/ext2fs.h.patch

@@ -0,0 +1,15 @@
+--- contrib/fuse-ext2-svn-220/e2fsprogs-1.41.12.newgit/ext2fs/ext2fs.h.orig	2013-11-22 17:06:23.728888099 +0100
++++ contrib/fuse-ext2-svn-220/e2fsprogs-1.41.12.newgit/ext2fs/ext2fs.h	2013-11-22 17:03:53.028881471 +0100
+@@ -49,9 +49,12 @@
+ #include <sys/types.h>
+ #endif
+ 
++typedef unsigned int dev_t;
++
+ #include <stdio.h>
+ #include <stdlib.h>
+ #include <string.h>
++#include <time.h>
+ 
+ #if EXT2_FLAT_INCLUDES
+ #include "e2_types.h"

libports/src/lib/fuse-ext2/patches/fuse-ext2.c.patch

@@ -0,0 +1,11 @@
+--- contrib/fuse-ext2-svn-220/fuse-ext2/fuse-ext2.c.orig	2013-11-22 17:13:24.484906614 +0100
++++ contrib/fuse-ext2-svn-220/fuse-ext2/fuse-ext2.c	2013-11-22 17:13:35.520907100 +0100
+@@ -278,7 +278,7 @@
+ 	goto exit;
+ }
+ 
+-static const struct fuse_operations ext2fs_ops = {
++const struct fuse_operations ext2fs_ops = {
+ 	.getattr        = op_getattr,
+ 	.readlink       = op_readlink,
+ 	.mknod          = op_mknod,

libports/src/lib/fuse-ext2/patches/op_access.c.patch

@@ -0,0 +1,11 @@
+--- contrib/fuse-ext2-svn-220/fuse-ext2/op_access.c.orig	2013-11-22 17:10:24.636898700 +0100
++++ contrib/fuse-ext2-svn-220/fuse-ext2/op_access.c	2013-11-22 17:10:34.728899142 +0100
+@@ -18,6 +18,8 @@
+  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+  */
+ 
++#include <unistd.h>
++
+ #include "fuse-ext2.h"
+ 
+ int op_access (const char *path, int mask)

libports/src/lib/fuse-ext2/patches/op_statfs.c.patch

@@ -0,0 +1,15 @@
+--- contrib/fuse-ext2-svn-220/fuse-ext2/op_statfs.c.orig	2013-11-25 15:51:51.752182307 +0100
++++ contrib/fuse-ext2-svn-220/fuse-ext2/op_statfs.c	2013-11-25 15:51:45.592104883 +0100
+@@ -41,10 +41,12 @@
+ 
+ static int ext2_bg_has_super (ext2_filsys e2fs, int group)
+ {
++	/*
+ 	if (EXT2_HAS_RO_COMPAT_FEATURE(e2fs->super, EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER) &&
+ 	    !ext2_group_spare(group)) {
+ 		return 0;
+ 	}
++	*/
+ 	return 1;
+ }
+ 

libports/src/test/libc_fuse_ext2/target.mk

@@ -0,0 +1,5 @@
+TARGET   = test-libc_fuse_ext2
+LIBS     = libc libc_log libc_fuse_ext2
+SRC_CC   = main.cc
+
+vpath %.cc $(PRG_DIR)/../libc_ffat

libports/src/test/libports/libext2fs/target.mk

@@ -0,0 +1,5 @@
+TARGET = test-libext2fs
+LIBS   = libc libext2fs
+SRC_CC = main.cc
+
+vpath main.cc $(PRG_DIR)/..