use of different buffers for scanner and concatenation

1 files changed, 13 insertions, 2 deletions

diff --git a/lzio.c b/lzio.c
index 7ae7abb5..b22c4242 100644
--- a/lzio.c
+++ b/lzio.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lzio.c,v 1.20 2002/08/05 18:45:02 roberto Exp roberto $
+** $Id: lzio.c,v 1.21 2002/08/06 17:26:45 roberto Exp roberto $
 ** a generic input stream interface
 ** See Copyright Notice in lua.h
 */
@@ -10,10 +10,10 @@
 #include "lua.h"
 
 #include "llimits.h"
+#include "lmem.h"
 #include "lzio.h"
 
 
-
 int luaZ_fill (ZIO *z) {
   size_t size;
   const char *buff = z->reader(NULL, z->data, &size);
@@ -66,3 +66,14 @@ size_t luaZ_read (ZIO *z, void *b, size_t n) {
   return 0;
 }
 
+/* ------------------------------------------------------------------------ */
+char *luaZ_openspace (lua_State *L, Mbuffer *buff, size_t n) {
+  if (n > buff->buffsize) {
+    if (n < LUA_MINBUFFER) n = LUA_MINBUFFER;
+    luaM_reallocvector(L, buff->buffer, buff->buffsize, n, char);
+    buff->buffsize = n;
+  }
+  return buff->buffer;
+}
+
+