From: Kent Sibilev <ksruby@...>
Date: 2005-10-30T05:18:58+09:00
Subject: Re: [ANN] FuseFS-0.5

Thank you. 

I've been playing with new raw API and I've found it somewhat broken.
Please consider this diff:

RCS file: /var/cvs/fusefs/fusefs/ext/fusefs_lib.c,v
retrieving revision 1.9
diff -u -r1.9 fusefs_lib.c
--- fusefs_lib.c        15 Oct 2005 21:48:03 -0000      1.9
+++ fusefs_lib.c        29 Oct 2005 20:07:03 -0000
@@ -637,7 +637,7 @@

     newfile->next = opened_head;
     opened_head = newfile;
-    return 1;
+    return 0;
   }
   debug(" no.\n");

@@ -845,7 +845,7 @@
     /* raw read */
     debug(" yes.\n");
     rf_call(path,id_raw_close,Qnil);
-    return 0;
+    goto out;
   }
   debug(" no.\n");

@@ -867,6 +867,8 @@
     }
   }

+out:
+
   /* Free the file contents. */
   if (!is_editor) {
     if (prev == NULL) {
@@ -1246,7 +1248,13 @@
     VALUE args = rb_ary_new();
     rb_ary_push(args,INT2NUM(offset));
     rb_ary_push(args,INT2NUM(size));
-    rf_call(path,id_raw_read,args);
+    VALUE ret = rf_call(path,id_raw_read,args);
+    if(ret == Qnil)
+      return 0;
+    StringValue(ret);
+    if(RSTRING(ret)->len < size)
+      size = RSTRING(ret)->len;
+    memcpy(buf, RSTRING(ret)->ptr, size);
     return size;
   }

Cheers,
Kent.

On Sat, 2005-10-29 at 16:52 +0900, Greg Millam wrote:
> Lo, another travesty was visited upon the ruby-talk community ... and 
> this one was named ... FuseFS 0.5!
> 
> --------------
> 
> FuseFS is a ruby module that lets you define Filesystems in ruby, so you 
> can navigate a database. Browse virtual filesystems with ls and cd! Or 
> even, with _why_the_lucky_stiff's railsfs.rb (included in FuseFS 0.5!) 
> view your Ruby On Rails data on your filesystem! Do you want to know more?
> 
> http://redhanded.hobix.com/inspect/railsfsAfterACoupleMinutesOfToolingWithFuseWhoa.html
> 
> Aside from the awesome railsfs.rb and the FUSE-2.4 change, what else is 
> included?
> 
> Well, remember how you couldn't get some apps to recognize a file as 
> being anything other than empty? Well now you can correct that assumption!
> 
> fuseroot#size will be called on files, so when xmms tries to load your 
> ruby-offered mp3, it'll be able to!
> 
> And a treat for those working with big (and I mean BIG) files that they 
> don't want all loaded into ram:
> 
> "raw_open" and associated methods will allow fuseroot to receive the 
> actual, individual read and write requests for each file, so that you 
> can return portions of a file at a time!
> 
> http://rubyforge.org/projects/fusefs/
> 
> Happy coding!
> 
> - Greg
>