X-Git-Url: http://mj.ucw.cz/gitweb/?a=blobdiff_plain;f=lib%2Ffb-mem.c;h=c304e16db0b988b73aaf630ecb0af0fe335fdebf;hb=5dea0be536bd0e658f231efd5631b331a8764e5a;hp=efe749c51ede07d18c1b1db6d4b2290ccd243e95;hpb=f185581ca3237ec1c37bc4ad92aab4c3ce8e7236;p=libucw.git

diff --git a/lib/fb-mem.c b/lib/fb-mem.c
index efe749c5..c304e16d 100644
--- a/lib/fb-mem.c
+++ b/lib/fb-mem.c
@@ -1,5 +1,5 @@
 /*
- *	Sherlock Library -- Fast Buffered I/O on Memory Streams
+ *	UCW Library -- Fast Buffered I/O on Memory Streams
  *
  *	(c) 1997--2002 Martin Mares <mj@ucw.cz>
  *
@@ -10,7 +10,7 @@
 #include "lib/lib.h"
 #include "lib/fastbuf.h"
 
-#include <stdlib.h>
+#include <stdio.h>
 
 struct memstream {
   unsigned blocksize;
@@ -95,7 +95,7 @@ fbmem_spout(struct fastbuf *f)
   FB_MEM(f)->block = bb;
 }
 
-static void
+static int
 fbmem_seek(struct fastbuf *f, sh_off_t pos, int whence)
 {
   struct memstream *m = FB_MEM(f)->stream;
@@ -117,7 +117,7 @@ fbmem_seek(struct fastbuf *f, sh_off_t pos, int whence)
 	  f->bufend = f->bstop = b->data + b->size;
 	  f->pos = b->pos + b->size;
 	  FB_MEM(f)->block = b;
-	  return;
+	  return 1;
 	}
     }
   if (!m->first && !pos)
@@ -126,7 +126,7 @@ fbmem_seek(struct fastbuf *f, sh_off_t pos, int whence)
       f->buffer = f->bptr = f->bufend = NULL;
       f->pos = 0;
       FB_MEM(f)->block = NULL;
-      return;
+      return 1;
     }
   die("fbmem_seek to invalid offset");
 }
@@ -149,18 +149,6 @@ fbmem_close(struct fastbuf *f)
   xfree(f);
 }
 
-static int
-fbmem_config(struct fastbuf *f UNUSED, uns item, int value UNUSED)
-{
-  switch (item)
-    {
-    case BCONFIG_CAN_OVERWRITE:
-      return 1;
-    default:
-      return -1;
-    }
-}
-
 struct fastbuf *
 fbmem_create(unsigned blocksize)
 {
@@ -174,7 +162,6 @@ fbmem_create(unsigned blocksize)
   f->name = "<fbmem-write>";
   f->spout = fbmem_spout;
   f->close = fbmem_close;
-  f->config = fbmem_config;
   return f;
 }
 
@@ -192,7 +179,7 @@ fbmem_clone_read(struct fastbuf *b)
   f->refill = fbmem_refill;
   f->seek = fbmem_seek;
   f->close = fbmem_close;
-  f->config = fbmem_config;
+  f->can_overwrite_buffer = 1;
   return f;
 }