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9pfuse: add symlink support

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This commit is contained in:
Russ Cox 2008-07-04 02:52:01 -04:00
parent 382ae73f24
commit d07db89b00
1 changed files with 30 additions and 1 deletions
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31
src/cmd/9pfuse/main.c
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@ -320,6 +320,8 @@ dir2attr(Dir *d, struct fuse_attr *attr)
attr->mode = d->mode&0777; attr->mode = d->mode&0777;
if(d->mode&DMDIR) if(d->mode&DMDIR)
attr->mode |= S_IFDIR; attr->mode |= S_IFDIR;
else if(d->mode&DMSYMLINK)
attr->mode |= S_IFLNK;
else else
attr->mode |= S_IFREG; attr->mode |= S_IFREG;
attr->nlink = 1; /* works for directories! - see FUSE FAQ */ attr->nlink = 1; /* works for directories! - see FUSE FAQ */
@ -815,6 +817,32 @@ fuseread(FuseMsg *m)
free(buf); free(buf);
} }
/*
* Readlink.
*/
void
fusereadlink(FuseMsg *m)
{
Dir *d;
CFid *fid;
if((fid = nodeid2fid(m->hdr->nodeid)) == nil){
replyfuseerrno(m, ESTALE);
return;
}
if((d = fsdirfstat(fid)) == nil){
replyfuseerrstr(m);
return;
}
if(!(d->mode&DMSYMLINK)){
replyfuseerrno(m, EINVAL);
return;
}
replyfuse(m, d->ext, strlen(d->ext));
free(d);
return;
}
/* /*
* Readdir. * Readdir.
* Read from file handle in->fh at offset in->offset for size in->size. * Read from file handle in->fh at offset in->offset for size in->size.
@ -1123,8 +1151,9 @@ struct {
{ FUSE_GETATTR, fusegetattr }, { FUSE_GETATTR, fusegetattr },
{ FUSE_SETATTR, fusesetattr }, { FUSE_SETATTR, fusesetattr },
/* /*
* FUSE_READLINK, FUSE_SYMLINK, FUSE_MKNOD are unimplemented. * FUSE_SYMLINK, FUSE_MKNOD are unimplemented.
*/ */
{ FUSE_READLINK, fusereadlink },
{ FUSE_MKDIR, fusemkdir }, { FUSE_MKDIR, fusemkdir },
{ FUSE_UNLINK, fuseunlink }, { FUSE_UNLINK, fuseunlink },
{ FUSE_RMDIR, fusermdir }, { FUSE_RMDIR, fusermdir },