unionfs: new package

Add the unionfs FUSE unification filesystem.

[Peter: whitespace/help text fix]
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/Config.in

@@ -212,6 +212,7 @@ source "package/sysstat/Config.in"
 source "package/ti-utils/Config.in"
 source "package/uboot-tools/Config.in"
 source "package/udev/Config.in"
+source "package/unionfs/Config.in"
 source "package/usb_modeswitch/Config.in"
 source "package/usbmount/Config.in"
 source "package/usbutils/Config.in"

package/unionfs/Config.in

@@ -0,0 +1,11 @@
+config BR2_PACKAGE_UNIONFS
+	bool "unionfs (FUSE)"
+	select BR2_PACKAGE_LIBFUSE
+	depends on BR2_LARGEFILE
+	help
+	  A userspace unionfs implementation.
+
+	  http://podgorny.cz/moin/UnionFsFuse
+
+comment "unionfs requires a toolchain with LARGEFILE support"
+	depends on !BR2_LARGEFILE

package/unionfs/unionfs-make-mandir.patch

@@ -0,0 +1,15 @@
+Make the man directory if it's missing before installing the man page.
+Already upstream see http://hg.podgorny.cz/unionfs-fuse/rev/6ca07ad1b855
+
+Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
+
+diff -Nura unionfs-fuse-0.24.orig/Makefile unionfs-fuse-0.24/Makefile
+--- unionfs-fuse-0.24.orig/Makefile	2010-05-20 08:04:08.000000000 -0300
++++ unionfs-fuse-0.24/Makefile	2012-01-11 08:08:02.382667776 -0300
+@@ -9,5 +9,6 @@
+ 
+ install: build
+ 	install -d $(DESTDIR)$(PREFIX)$(BINDIR)
++	install -d $(DESTDIR)$(PREFIX)/share/man/man8
+ 	install -m 0755 src/unionfs $(DESTDIR)$(PREFIX)$(BINDIR)
+ 	install -m 0644 man/unionfs-fuse.8 $(DESTDIR)$(PREFIX)/share/man/man8/

package/unionfs/unionfs.mk

@@ -0,0 +1,20 @@
+#############################################################
+#
+# unionfs
+#
+#############################################################
+
+UNIONFS_VERSION = 0.24
+UNIONFS_SITE = http://podgorny.cz/unionfs-fuse/releases
+UNIONFS_SOURCE = unionfs-fuse-$(UNIONFS_VERSION).tar.bz2
+UNIONFS_DEPENDENCIES = libfuse
+
+define UNIONFS_BUILD_CMDS
+	$(MAKE) $(TARGET_CONFIGURE_OPTS) -C $(@D)
+endef
+
+define UNIONFS_INSTALL_TARGET_CMDS
+	$(MAKE) -C $(@D) PREFIX=/usr DESTDIR=$(TARGET_DIR) install
+endef
+
+$(eval $(call GENTARGETS))