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authorpixel <pixel>2003-12-11 16:53:27 +0000
committerpixel <pixel>2003-12-11 16:53:27 +0000
commit9a5eedd11cc043fd09c96d57eb901fb85fc1655d (patch)
tree5e9c23c8470c4f2d033adcec0f96e86327d8a824 /lib/lua/src/lzio.c
parentd0e8204e8917d189c7365c03af473e18766cc637 (diff)
Linux ports
Diffstat (limited to 'lib/lua/src/lzio.c')
-rw-r--r--lib/lua/src/lzio.c162
1 files changed, 81 insertions, 81 deletions
diff --git a/lib/lua/src/lzio.c b/lib/lua/src/lzio.c
index 219efe3..6f52ec6 100644
--- a/lib/lua/src/lzio.c
+++ b/lib/lua/src/lzio.c
@@ -1,81 +1,81 @@
-/*
-** $Id: lzio.c,v 1.1 2003-11-06 11:56:07 pixel Exp $
-** a generic input stream interface
-** See Copyright Notice in lua.h
-*/
-
-
-#include <string.h>
-
-#define lzio_c
-
-#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);
- if (buff == NULL || size == 0) return EOZ;
- z->n = size - 1;
- z->p = buff;
- return char2int(*(z->p++));
-}
-
-
-int luaZ_lookahead (ZIO *z) {
- if (z->n == 0) {
- int c = luaZ_fill(z);
- if (c == EOZ) return c;
- z->n++;
- z->p--;
- }
- return char2int(*z->p);
-}
-
-
-void luaZ_init (ZIO *z, lua_Chunkreader reader, void *data, const char *name) {
- z->reader = reader;
- z->data = data;
- z->name = name;
- z->n = 0;
- z->p = NULL;
-}
-
-
-/* --------------------------------------------------------------- read --- */
-size_t luaZ_read (ZIO *z, void *b, size_t n) {
- while (n) {
- size_t m;
- if (z->n == 0) {
- if (luaZ_fill(z) == EOZ)
- return n; /* return number of missing bytes */
- else {
- ++z->n; /* filbuf removed first byte; put back it */
- --z->p;
- }
- }
- m = (n <= z->n) ? n : z->n; /* min. between n and z->n */
- memcpy(b, z->p, m);
- z->n -= m;
- z->p += m;
- b = (char *)b + m;
- n -= m;
- }
- 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;
-}
-
-
+/*
+** $Id: lzio.c,v 1.2 2003-12-11 16:53:30 pixel Exp $
+** a generic input stream interface
+** See Copyright Notice in lua.h
+*/
+
+
+#include <string.h>
+
+#define lzio_c
+
+#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);
+ if (buff == NULL || size == 0) return EOZ;
+ z->n = size - 1;
+ z->p = buff;
+ return char2int(*(z->p++));
+}
+
+
+int luaZ_lookahead (ZIO *z) {
+ if (z->n == 0) {
+ int c = luaZ_fill(z);
+ if (c == EOZ) return c;
+ z->n++;
+ z->p--;
+ }
+ return char2int(*z->p);
+}
+
+
+void luaZ_init (ZIO *z, lua_Chunkreader reader, void *data, const char *name) {
+ z->reader = reader;
+ z->data = data;
+ z->name = name;
+ z->n = 0;
+ z->p = NULL;
+}
+
+
+/* --------------------------------------------------------------- read --- */
+size_t luaZ_read (ZIO *z, void *b, size_t n) {
+ while (n) {
+ size_t m;
+ if (z->n == 0) {
+ if (luaZ_fill(z) == EOZ)
+ return n; /* return number of missing bytes */
+ else {
+ ++z->n; /* filbuf removed first byte; put back it */
+ --z->p;
+ }
+ }
+ m = (n <= z->n) ? n : z->n; /* min. between n and z->n */
+ memcpy(b, z->p, m);
+ z->n -= m;
+ z->p += m;
+ b = (char *)b + m;
+ n -= m;
+ }
+ 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;
+}
+
+