fuse-exfat: import from upstream

BUG=chromium-os:37727
TEST=`emerge-x86-alex fuse-exfat` worked
TEST=`emerge-stumpy fuse-exfat` worked
TEST=`emerge-daisy fuse-exfat` worked

Change-Id: I3e232c5f348fd0668bbb1735f70206219af49cc0
Reviewed-on: https://gerrit.chromium.org/gerrit/40623
Reviewed-by: Ben Chan <benchan@chromium.org>
Commit-Queue: Mike Frysinger <vapier@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>

sdk_container/src/third_party/portage-stable/sys-fs/fuse-exfat/Manifest

@@ -0,0 +1 @@
+DIST fuse-exfat-0.9.8.tar.gz 38286 SHA256 ecae22203461e508d53389617c17d22f68c1b565c700d7663ce67bc4a710e903 SHA512 70b74b896131d41bf7693c7495a99cf943dbaccb61499beb38a474ff09f06213b3ca2ae32907c94795e6f05c3c681ec5db10414283603f666145787e030b1694 WHIRLPOOL 3d45f70833326baa12e245d3304084c239a5feead52a6956b2634c8f1508ceed9a606962e0602b01870fb2106a0544ee0c59803ac2d64018270009fcdc56e4fd

sdk_container/src/third_party/portage-stable/sys-fs/fuse-exfat/files/99-exfat.rules

@@ -0,0 +1 @@
+ENV{ID_FS_TYPE}=="exfat", ENV{ID_FS_TYPE}="exfat-fuse"

sdk_container/src/third_party/portage-stable/sys-fs/fuse-exfat/files/fuse-exfat-0.9.8-build-vars.patch

@@ -0,0 +1,27 @@
+make sure we pass down important env vars
+
+https://groups.google.com/d/topic/exfat/BfRq9XU2kQM/discussion
+
+--- a/SConstruct
++++ b/SConstruct
+@@ -29,6 +29,10 @@ destdir = env.get('DESTDIR', '/sbin');
+ targets = []
+ libs = ['exfat']
+ 
++if 'AR' in os.environ:
++	conf.env.Replace(AR = os.environ['AR'])
++if 'RANLIB' in os.environ:
++	conf.env.Replace(RANLIB = os.environ['RANLIB'])
+ if 'CC' in os.environ:
+ 	conf.env.Replace(CC = os.environ['CC'])
+ if 'CCFLAGS' in os.environ:
+@@ -74,6 +74,9 @@ if platform.system() == 'FreeBSD':
+ 	conf.env.Append(LIBPATH = ['/usr/local/lib'])
+ 
+ env = conf.Finish()
++for var in ('SYSROOT',):
++	if var in os.environ:
++		env['ENV'][var] = os.environ[var]
+ 
+ def make_symlink(dir, target, link_name):
+ 	workdir = os.getcwd()

sdk_container/src/third_party/portage-stable/sys-fs/fuse-exfat/fuse-exfat-0.9.8-r1.ebuild

@@ -0,0 +1,37 @@
+# Copyright 1999-2013 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: /var/cvsroot/gentoo-x86/sys-fs/fuse-exfat/fuse-exfat-0.9.8-r1.ebuild,v 1.4 2013/01/09 19:23:14 vapier Exp $
+
+EAPI=4
+inherit scons-utils udev toolchain-funcs eutils
+
+DESCRIPTION="exFAT filesystem FUSE module"
+HOMEPAGE="http://code.google.com/p/exfat/"
+SRC_URI="http://exfat.googlecode.com/files/${P}.tar.gz"
+
+LICENSE="GPL-3"
+SLOT="0"
+KEYWORDS="arm amd64 x86"
+IUSE=""
+
+RDEPEND="sys-fs/fuse"
+DEPEND="${RDEPEND}"
+
+src_prepare() {
+	epatch "${FILESDIR}"/${PN}-0.9.8-build-vars.patch
+}
+
+src_compile() {
+	tc-export AR CC RANLIB
+	escons CCFLAGS="${CFLAGS}"
+}
+
+src_install() {
+	dosbin fuse/mount.exfat-fuse
+	dosym mount.exfat-fuse /usr/sbin/mount.exfat
+
+	doman */*.8
+	dodoc ChangeLog
+
+	udev_dorules "${FILESDIR}"/99-exfat.rules
+}