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BUG: `strfind' gets wrong subject length when there is an offset

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This commit is contained in:
Roberto Ierusalimschy
2000-05-02 15:32:22 -03:00
parent c31f02948f
commit fe5c37ae95
2 changed files with 7 additions and 2 deletions
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4
lstrlib.c
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@@ -1,5 +1,5 @@
/*
** $Id: lstrlib.c,v 1.40 2000/02/08 16:34:31 roberto Exp roberto $
** $Id: lstrlib.c,v 1.41 2000/03/03 14:58:26 roberto Exp roberto $
** Standard library for string operations and pattern-matching
** See Copyright Notice in lua.h
*/
@@ -405,7 +405,7 @@ static void str_find (lua_State *L) {
luaL_arg_check(L, 0 <= init && init <= l1, 3, "out of range");
if (lua_getparam(L, 4) != LUA_NOOBJECT ||
strpbrk(p, SPECIALS) == NULL) { /* no special characters? */
const char *s2 = memfind(s+init, l1, p, l2);
const char *s2 = memfind(s+init, l1-init, p, l2);
if (s2) {
lua_pushnumber(L, s2-s+1);
lua_pushnumber(L, s2-s+l2);