From 6a853fcb8b9e333d768c739c36c99b144bbde607 Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Thu, 25 Feb 1999 18:07:26 -0300
Subject: details (from lhf)

---
 lzio.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

(limited to 'lzio.c')

diff --git a/lzio.c b/lzio.c
index 8e11ef4d..04fba442 100644
--- a/lzio.c
+++ b/lzio.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lzio.c,v 1.3 1997/12/22 20:57:18 roberto Exp roberto $
+** $Id: lzio.c,v 1.4 1998/12/28 13:44:54 roberto Exp roberto $
 ** a generic input stream interface
 ** See Copyright Notice in lua.h
 */
@@ -64,16 +64,15 @@ ZIO* zFopen (ZIO* z, FILE* f, char *name)
 
 
 /* --------------------------------------------------------------- read --- */
-int zread (ZIO *z, void *b, int n)
-{
+int zread (ZIO *z, void *b, int n) {
   while (n) {
     int m;
     if (z->n == 0) {
       if (z->filbuf(z) == EOZ)
-        return n;  /* retorna quantos faltaram ler */
-      zungetc(z);  /* poe o resultado de filbuf no buffer */
+        return n;  /* return number of missing bytes */
+      zungetc(z);  /* put result from 'filbuf' in the buffer */
     }
-    m = (n <= z->n) ? n : z->n;  /* minimo de n e z->n */
+    m = (n <= z->n) ? n : z->n;  /* min. between n and z->n */
     memcpy(b, z->p, m);
     z->n -= m;
     z->p += m;
-- 
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