commit 6956331093e3a8d21c795b3bb125594b8ed6617b
parent 92479f1a8bf62ab3ca0fe69f323407cf02c09719
Author: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Mon, 18 May 2009 14:26:01 -0300
new macro 'zungetc'
Diffstat:
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/lzio.h b/lzio.h
@@ -1,5 +1,5 @@
/*
-** $Id: lzio.h,v 1.20 2005/04/25 19:24:10 roberto Exp roberto $
+** $Id: lzio.h,v 1.21 2005/05/17 19:49:15 roberto Exp roberto $
** Buffered streams
** See Copyright Notice in lua.h
*/
@@ -21,6 +21,9 @@ typedef struct Zio ZIO;
#define zgetc(z) (((z)->n--)>0 ? char2int(*(z)->p++) : luaZ_fill(z))
+#define zungetc(z) ((z)->n++, (z)->p--)
+
+
typedef struct Mbuffer {
char *buffer;
size_t n;