fb-limfd was setting can_overwrite_buffer=2, but it forgot to do the buffer

resetting magic needed by bdirect_read_commit_modified().

diff --git a/lib/fb-limfd.c b/lib/fb-limfd.c
index 4302bc356c357454a575048064d02f6a53de0050..351f0032daa15f710b0d0a45a02ab3ce4a15dbab 100644 (file)
--- a/lib/fb-limfd.c
+++ b/lib/fb-limfd.c
@@ -1,7 +1,7 @@
 /*
  *     Sherlock Library -- Fast Buffered Input on Limited File Descriptors
  *
- *     (c) 2003 Martin Mares <mj@ucw.cz>
+ *     (c) 2003--2004 Martin Mares <mj@ucw.cz>
  *
  *     This software may be freely distributed and used according to the terms
  *     of the GNU Lesser General Public License.
@@ -19,15 +19,16 @@ struct fb_limfd {
   int limit;
 };
 #define FB_LIMFD(f) ((struct fb_limfd *)(f)->is_fastbuf)
+#define FB_BUFFER(f) (byte *)(FB_LIMFD(f) + 1)
 
 static int
 bfl_refill(struct fastbuf *f)
 {
+  f->bptr = f->buffer = FB_BUFFER(f);
   int max = MIN(FB_LIMFD(f)->limit - f->pos, f->bufend - f->buffer);
   int l = read(FB_LIMFD(f)->fd, f->buffer, max);
   if (l < 0)
     die("Error reading %s: %m", f->name);
-  f->bptr = f->buffer;
   f->bstop = f->buffer + l;
   f->pos += l;
   return l;