tbetter open mode - plan9port - [fork] Plan 9 from user space

git clone git://src.adamsgaard.dk/plan9port

Log

Files

Refs

README

LICENSE

---

commit 0d7fd01125a8a16807aa168172b2f514170b1dd3

parent 05f50fe6bf2352ec4ec9c94d22414f0eceeeda72

Author: rsc 

Date:   Sun, 23 Jul 2006 03:08:51 +0000

better open mode

Diffstat:
  M src/cmd/9pfuse/main.c               |      15 ++++++++++-----

1 file changed, 10 insertions(+), 5 deletions(-)
---

diff --git a/src/cmd/9pfuse/main.c b/src/cmd/9pfuse/main.c

t@@ -13,8 +13,6 @@
  * allocates two more procs, one for reading and one for
  * writing the 9P connection.  Thus the many threads in the
  * request proc can do 9P interactions without blocking.
- *
- * TODO: graceful shutdown.
  */
  
 #define _GNU_SOURCE 1        /* for O_DIRECTORY on Linux */
t@@ -515,10 +513,8 @@ _fuseopenfid(uvlong nodeid, int isdir, int openmode, int *err)
         newfid = fswalk(fid, nil);
         if(newfid == nil){
                 *err = errstr2errno();
-        //        fsclose(fid);
                 return nil;
         }
-        // fsputfid(fid);
                 
         if(fsfopen(newfid, openmode) < 0){
                 *err = errstr2errno();
t@@ -544,12 +540,21 @@ _fuseopen(FuseMsg *m, int isdir)
         CFid *fid;
         int openmode, flags, err;
 
-        /* TODO: better job translating openmode - see lib9 open */
         in = m->tx;
         flags = in->flags;
         openmode = flags&3;
         flags &= ~3;
         flags &= ~(O_DIRECTORY|O_NONBLOCK|O_LARGEFILE);
+        if(flags & O_TRUNC){
+                openmode |= OTRUNC;
+                flags &= ~O_TRUNC;
+        }
+        /*
+         * Could translate but not standard 9P:
+         *        O_DIRECT -> ODIRECT
+         *        O_NONBLOCK -> ONONBLOCK
+         *        O_APPEND -> OAPPEND
+         */
         if(flags){
                 fprint(2, "unexpected open flags %#uo", (uint)in->flags);
                 replyfuseerrno(m, EACCES);