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trying to avoid assumption that sizeof(char)==1

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Roberto Ierusalimschy
2011-02-07 17:15:24 -02:00
parent fd6c1f4898
commit e7a9c45a48
5 changed files with 13 additions and 12 deletions
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4
lstrlib.c
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@@ -1,5 +1,5 @@
/*
** $Id: lstrlib.c,v 1.162 2011/01/12 20:36:01 roberto Exp roberto $
** $Id: lstrlib.c,v 1.163 2011/01/26 16:30:02 roberto Exp roberto $
** Standard library for string operations and pattern-matching
** See Copyright Notice in lua.h
*/
@@ -808,7 +808,7 @@ static void addquoted (lua_State *L, luaL_Buffer *b, int arg) {
static const char *scanformat (lua_State *L, const char *strfrmt, char *form) {
const char *p = strfrmt;
while (*p != '\0' && strchr(FLAGS, *p) != NULL) p++; /* skip flags */
if ((size_t)(p - strfrmt) >= sizeof(FLAGS))
if ((size_t)(p - strfrmt) >= sizeof(FLAGS)/sizeof(char))
luaL_error(L, "invalid format (repeated flags)");
if (isdigit(uchar(*p))) p++; /* skip width */
if (isdigit(uchar(*p))) p++; /* (2 digits at most) */