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author | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2009-05-18 14:26:25 -0300 |
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committer | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2009-05-18 14:26:25 -0300 |
commit | 6956331093e3a8d21c795b3bb125594b8ed6617b (patch) | |
tree | 618cdbea96a83e82174ed5783e32aa4a7e6da841 /lzio.h | |
parent | 92479f1a8bf62ab3ca0fe69f323407cf02c09719 (diff) | |
download | lua-github-6956331093e3a8d21c795b3bb125594b8ed6617b.tar.gz |
new macro 'zungetc'
Diffstat (limited to 'lzio.h')
-rw-r--r-- | lzio.h | 5 |
1 files changed, 4 insertions, 1 deletions
@@ -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; |