Add new port for the fuse libraries:

FUSE makes it possible to implement a filesystem in a userspace program.
Features include: simple yet comprehensive API, secure mounting by non-root
users, support for RELENG_6 and HEAD FreeBSD kernels, multi-threaded
operation.

WWW: http://sourceforge.net/projects/fuse/

PR:		ports/87167
Submitted by:	Anish Mistry <amistry@am-productions.biz>
Reviewed by:	Csaba Henk <csaba.henk@creo.hu> (fuse SoC participant)

1 files changed, 118 insertions, 0 deletions

diff --git a/sysutils/fusefs-libs/files/patch-lib_mount.c b/sysutils/fusefs-libs/files/patch-lib_mount.c
new file mode 100644
index 000000000000..4e9f8f653b4b
--- /dev/null
+++ b/sysutils/fusefs-libs/files/patch-lib_mount.c
@@ -0,0 +1,118 @@
+--- lib/mount.c.orig	Sun Oct  2 11:16:12 2005
++++ lib/mount.c	Sun Oct  9 22:05:09 2005
+@@ -21,7 +21,7 @@
+ #define FUSERMOUNT_PROG         "fusermount"
+ #define FUSE_COMMFD_ENV         "_FUSE_COMMFD"
+ 
+-
++#ifndef __FreeBSD__
+ /* return value:
+  * >= 0  => fd
+  * -1    => error
+@@ -66,9 +66,11 @@
+     }
+     return *(int*)CMSG_DATA(cmsg);
+ }
++#endif
+ 
+ void fuse_unmount(const char *mountpoint)
+ {
++#ifndef __FreeBSD__
+     const char *mountprog = FUSERMOUNT_PROG;
+     char umount_cmd[1024];
+ 
+@@ -77,10 +79,53 @@
+ 
+     umount_cmd[sizeof(umount_cmd) - 1] = '\0';
+     system(umount_cmd);
++#else
++    /*
++     * This is how we could do unmount-by-the-daemon in FreeBSD.
++     * Alas, by the time we get here, fuse_kern_chan_destroy
++     * has closed up the device, so this will fail.
++     * Maybe fuse_kern_chan_destroy should be castrated for FreeBSD?
++     * Well, let's stay on the safe side for now.
++     */
++#if 0
++    /*
++     * We keep on not wanting to rely on the mountpoint argument
++     * so let's just look up our device as in mount_fusefs(8)...
++     * we don't trust the environment here though.
++     */
++    char dev[128];
++    char *ssc, *umount_cmd;
++    FILE *sf;
++    int rv;
++    char *seekscript =
++    "/usr/bin/fstat  /dev/fuse* |\n"
++    "/usr/bin/awk '{if ($3 == %d) print $10}' |\n"
++    "/usr/bin/sort |\n"
++    "/usr/bin/uniq |\n"
++    "/usr/bin/awk '{ i+=1; if(i > 1){ exit (1); }; printf; }; END{if (i==0) exit (1)}'";
++
++    asprintf(&ssc, seekscript, getpid());
++
++    errno = 0; 	
++    sf = popen(ssc, "r");
++    if (! sf)
++        return;
++
++    fgets(dev, sizeof(dev), sf);
++    rv = pclose(sf);
++    if (rv)
++        return;
++
++    asprintf(&umount_cmd, "/sbin/umount %s", dev); 
++    system(umount_cmd);
++#endif
++    (void)mountpoint;
++#endif
+ }
+ 
+ int fuse_mount(const char *mountpoint, const char *opts)
+ {
++#ifndef __FreeBSD__
+     const char *mountprog = FUSERMOUNT_PROG;
+     int fds[2], pid;
+     int res;
+@@ -133,6 +178,40 @@
+     waitpid(pid, NULL, 0); /* bury zombie */
+ 
+     return rv;
++#else
++    int fd;
++    char *dev;
++
++    (void)mountpoint;
++    (void)opts;
++
++    dev = getenv("FUSE_DEV_FD");
++
++    if (dev) {
++        errno = 0;
++        fd = strtol(dev, NULL, 10);
++    
++        if (errno) {
++            perror("bad value given in FUSE_DEV_FD");
++            return -1;
++        }
++    
++        if (fd < 0)
++            return -1;
++    
++        return fd;
++    }
++
++    dev = getenv("FUSE_DEV_NAME");
++
++    if (! dev)
++	dev = "/dev/fuse";
++
++    if ((fd = open(dev, O_RDWR)) < 0)
++        perror("failed to open fuse device");
++
++    return fd;
++#endif
+ }
+ 
+ int fuse_mount_compat1(const char *mountpoint, const char *args[])