X-Git-Url: http://mj.ucw.cz/gitweb/?a=blobdiff_plain;f=lib%2Ffb-limfd.c;h=351f0032daa15f710b0d0a45a02ab3ce4a15dbab;hb=3d60a4fe8e95194666956fe7e861101f40571630;hp=c1b6cb2c9bf66b6b96372cadead1b5b210d75584;hpb=30e8b23e52a9ee5b5735d0179dd572656feeaa6b;p=libucw.git

diff --git a/lib/fb-limfd.c b/lib/fb-limfd.c
index c1b6cb2c..351f0032 100644
--- 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;
@@ -54,6 +55,7 @@ bopen_limited_fd(int fd, uns buflen, uns limit)
   F->limit = limit;
   f->refill = bfl_refill;
   f->close = bfl_close;
+  f->can_overwrite_buffer = 2;
   return f;
 }