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

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

5
bugs
View File

@ -170,3 +170,8 @@ in the following platforms:
* IRIX - cc, cc-purify
* Windows - Visual C++ (.c e .cpp, warning level=4)
** lstrlib.c
Tue May 2 15:27:58 EST 2000
>> `strfind' gets wrong subject length when there is an offset
(by Jon Kleiser; since 4.0a)

View File

@ -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);