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| author | Russ Cox <rsc@swtch.com> | 2008-12-30 14:27:30 -0800 |
|---|---|---|
| committer | Russ Cox <rsc@swtch.com> | 2008-12-30 14:27:30 -0800 |
| commit | e465991ea6c7d2b9f52cabf398b9b087a0b25427 (patch) | |
| tree | 423eba1870354f64386238539996f26153421eba /src/cmd/9pfuse | |
| parent | 0ac670585c5eac5a6348aeb0e7b018659b2dbc09 (diff) | |
| download | plan9port-e465991ea6c7d2b9f52cabf398b9b087a0b25427.tar.gz plan9port-e465991ea6c7d2b9f52cabf398b9b087a0b25427.tar.bz2 plan9port-e465991ea6c7d2b9f52cabf398b9b087a0b25427.zip | |
9pfuse: allow O_APPEND in open and create (Roman Shaposhnik)
Diffstat (limited to 'src/cmd/9pfuse')
| -rw-r--r-- | src/cmd/9pfuse/main.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/cmd/9pfuse/main.c b/src/cmd/9pfuse/main.c index 45041e66..c3b4a52f 100644 --- a/src/cmd/9pfuse/main.c +++ b/src/cmd/9pfuse/main.c @@ -577,6 +577,13 @@ _fuseopen(FuseMsg *m, int isdir) openmode = flags&3; flags &= ~3; flags &= ~(O_DIRECTORY|O_NONBLOCK|O_LARGEFILE|O_CLOEXEC); + /* + * Discarding O_APPEND here is not completely wrong, + * because the host kernel will rewrite the offsets + * of write system calls for us. That's the best we + * can do on Unix anyway. + */ + flags &= ~O_APPEND; if(flags & O_TRUNC){ openmode |= OTRUNC; flags &= ~O_TRUNC; @@ -585,7 +592,6 @@ _fuseopen(FuseMsg *m, int isdir) * 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); @@ -702,6 +708,7 @@ fusecreate(FuseMsg *m) openmode = in->flags&3; flags &= ~3; flags &= ~(O_DIRECTORY|O_NONBLOCK|O_LARGEFILE); + flags &= ~O_APPEND; /* see comment in _fuseopen */ flags &= ~(O_CREAT|O_TRUNC); /* huh? */ if(flags){ fprint(2, "bad mode %#uo\n", in->flags); |