libfuse: add first attempt at package

it probably doesn't work in arm and i686

root-packages/libfuse/build.sh

@@ -0,0 +1,10 @@
+TERMUX_PKG_MAINTINER="Henrik Grimler @Grimler91"
+TERMUX_PKG_HOMEPAGE=https://github.com/libfuse/libfuse
+TERMUX_PKG_DESCRIPTION="FUSE (Filesystem in Userspace) is an interface for userspace programs to export a filesystem to the Linux kernel"
+TERMUX_PKG_VERSION=3.2.6
+TERMUX_PKG_SHA256=686b98afac4ca322498f68d37d598ae3d07919fe21a4700c76572fae59a6256b
+TERMUX_PKG_SRCURL=https://github.com/libfuse/libfuse/archive/fuse-${TERMUX_PKG_VERSION}.tar.gz
+TERMUX_PKG_EXTRA_CONFIGURE_ARGS="-Dudevrulesdir=$TERMUX_PREFIX/etc/udev"
+# Code uses telldir() and seekdir():
+TERMUX_PKG_API_LEVEL=23
+# Requires 64bit off_t, we use super-ugly probably none-functioning patch to work around that for now

root-packages/libfuse/fuse.c.patch

@@ -0,0 +1,11 @@
+--- ../fuse.c.orig	2018-10-13 19:16:53.752578568 +0200
++++ ./lib/fuse.c	2018-10-13 19:19:03.135469989 +0200
+@@ -4754,7 +4754,7 @@
+ {
+ 	if (lru_enabled(f)) {
+ 		pthread_mutex_lock(&f->lock);
+-		pthread_cancel(f->prune_thread);
++		pthread_kill(f->prune_thread, 0);
+ 		pthread_mutex_unlock(&f->lock);
+ 		pthread_join(f->prune_thread, NULL);
+ 	}

root-packages/libfuse/fuse_common.h.patch

@@ -0,0 +1,17 @@
+--- ../fuse_common.h.orig	2018-10-13 19:54:21.093146271 +0200
++++ ./include/fuse_common.h	2018-10-13 19:57:05.539651897 +0200
+@@ -759,12 +760,12 @@
+  *
+  * On 32bit systems please add -D_FILE_OFFSET_BITS=64 to your compile flags!
+  */
+-
++/* This probably introduces problem for arm and i686
+ #if defined(__GNUC__) && (__GNUC__ > 4 || __GNUC__ == 4 && __GNUC_MINOR__ >= 6) && !defined __cplusplus
+ _Static_assert(sizeof(off_t) == 8, "fuse: off_t must be 64bit");
+ #else
+ struct _fuse_off_t_must_be_64bit_dummy_struct \
+ 	{ unsigned _fuse_off_t_must_be_64bit:((sizeof(off_t) == 8) ? 1 : -1); };
+ #endif
+-
++*/
+ #endif /* FUSE_COMMON_H_ */

root-packages/libfuse/fuse_loop_mt.c.patch

@@ -0,0 +1,21 @@
+--- ../fuse_loop_mt.c.orig	2018-10-13 18:59:55.777282699 +0200
++++ ./lib/fuse_loop_mt.c	2018-10-13 22:22:25.057485369 +0200
+@@ -120,9 +120,7 @@
+ 		int isforget = 0;
+ 		int res;
+ 
+-		pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
+ 		res = fuse_session_receive_buf_int(mt->se, &w->fbuf, w->ch);
+-		pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, NULL);
+ 		if (res == -EINTR)
+ 			continue;
+ 		if (res <= 0) {
+@@ -330,7 +328,7 @@
+ 
+ 		pthread_mutex_lock(&mt.lock);
+ 		for (w = mt.main.next; w != &mt.main; w = w->next)
+-			pthread_cancel(w->thread_id);
++			pthread_kill(w->thread_id, 0);
+ 		mt.exit = 1;
+ 		pthread_mutex_unlock(&mt.lock);
+ 

root-packages/libfuse/fusermount.c.patch

@@ -0,0 +1,28 @@
+--- ../fusermount.c.orig	2018-10-13 19:06:31.957898402 +0200
++++ ./util/fusermount.c	2018-10-13 19:13:39.298247332 +0200
+@@ -22,6 +22,7 @@
+ #include <pwd.h>
+ #include <paths.h>
+ #include <mntent.h>
++#include <sys/file.h>
+ #include <sys/wait.h>
+ #include <sys/stat.h>
+ #include <sys/mount.h>
+@@ -114,7 +115,7 @@
+ 			progname, strerror(errno));
+ 		return -1;
+ 	}
+-	res = lockf(mtablock, F_LOCK, 0);
++	res = flock(mtablock, F_LOCK);
+ 	if (res < 0) {
+ 		fprintf(stderr, "%s: error getting lock: %s\n", progname,
+ 			strerror(errno));
+@@ -130,7 +131,7 @@
+ 	if (mtablock >= 0) {
+ 		int res;
+ 
+-		res = lockf(mtablock, F_ULOCK, 0);
++		res = flock(mtablock, F_ULOCK);
+ 		if (res < 0) {
+ 			fprintf(stderr, "%s: error releasing lock: %s\n",
+ 				progname, strerror(errno));

root-packages/libfuse/install_helper.sh.patch

@@ -0,0 +1,10 @@
+--- ../install_helper.sh.orig	2018-10-13 19:35:25.807091492 +0200
++++ ./util/install_helper.sh	2018-10-13 19:35:42.210952193 +0200
+@@ -22,7 +22,6 @@
+     DESTDIR="${DESTDIR%/}"
+ fi
+ 
+-chown root:root "${DESTDIR}${bindir}/fusermount3"
+ chmod u+s "${DESTDIR}${bindir}/fusermount3"
+ 
+ install -D -m 644 "${MESON_SOURCE_ROOT}/util/fuse.conf" \

root-packages/libfuse/lib-meson.build.patch

@@ -0,0 +1,26 @@
+--- ../lib-meson.build.orig	2018-10-13 18:50:35.614173402 +0200
++++ ./lib/meson.build	2018-10-13 19:31:58.316854967 +0200
+@@ -3,11 +3,8 @@
+                    'fuse_signals.c', 'buffer.c', 'cuse_lowlevel.c',
+ 	           'helper.c', 'modules/subdir.c' ]
+ 
+-if host_machine.system().startswith('linux')
+-   libfuse_sources += [ 'mount.c', 'mount_util.c' ]
+-else
+-   libfuse_sources += [ 'mount_bsd.c' ]
+-endif
++libfuse_sources += [ 'mount.c', 'mount_util.c' ]
++
+ 
+ if cfg.get('HAVE_ICONV')
+    libfuse_sources += [ 'modules/iconv.c' ]
+@@ -22,9 +19,6 @@
+ if host_machine.system().startswith('netbsd')
+    deps += [ cc.find_library('perfuse'),
+              cc.find_library('puffs') ]
+-else
+-   # Required for clock_gettime before glibc 2.17
+-   deps += cc.find_library('rt')
+ endif
+ 
+ fusermount_path = join_paths(get_option('prefix'), get_option('bindir'))

root-packages/libfuse/poll.c.patch

@@ -0,0 +1,11 @@
+--- ../poll.c.orig	2018-10-13 19:17:31.400255853 +0200
++++ ./example/poll.c	2018-10-13 19:19:54.007034483 +0200
+@@ -289,7 +289,7 @@
+ 
+ 	ret = fuse_main(argc, argv, &fsel_oper, NULL);
+ 
+-	pthread_cancel(producer);
++	pthread_kill(producer, 0);
+ 	pthread_join(producer, NULL);
+ 
+ 	return ret;

root-packages/libfuse/test_setattr.c.patch

@@ -0,0 +1,11 @@
+--- ../test_setattr.c.orig	2018-10-13 19:16:39.896697370 +0200
++++ ./test/test_setattr.c	2018-10-13 19:19:37.399176638 +0200
+@@ -170,7 +170,7 @@
+     test_fs(fuse_opts.mountpoint);
+ 
+     /* Stop file system */
+-    assert(pthread_cancel(fs_thread) == 0);
++    assert(pthread_kill(fs_thread, 0) == 0);
+ 
+     fuse_session_unmount(se);
+     assert(got_fh == 1);