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better to use 'long' to represent UTF-8 code points

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Roberto Ierusalimschy
2014-10-01 08:52:33 -03:00
parent d35fff16d5
commit 34b6664dcb
4 changed files with 13 additions and 12 deletions
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7
lobject.c
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@@ -1,5 +1,5 @@
/*
** $Id: lobject.c,v 2.88 2014/07/30 14:00:14 roberto Exp roberto $
** $Id: lobject.c,v 2.89 2014/08/01 17:24:02 roberto Exp roberto $
** Some generic functions over Lua objects
** See Copyright Notice in lua.h
*/
@@ -310,8 +310,9 @@ size_t luaO_str2num (const char *s, TValue *o) {
}
int luaO_utf8esc (char *buff, unsigned int x) {
int luaO_utf8esc (char *buff, unsigned long x) {
int n = 1; /* number of bytes put in buffer (backwards) */
lua_assert(x <= 0x10FFFF);
if (x < 0x80) /* ascii? */
buff[UTF8BUFFSZ - 1] = x;
else { /* need continuation bytes */
@@ -402,7 +403,7 @@ const char *luaO_pushvfstring (lua_State *L, const char *fmt, va_list argp) {
}
case 'U': {
char buff[UTF8BUFFSZ];
int l = luaO_utf8esc(buff, va_arg(argp, int));
int l = luaO_utf8esc(buff, cast(long, va_arg(argp, long)));
pushstr(L, buff + UTF8BUFFSZ - l, l);
break;
}