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corrected comparisons of signed (int) with unsigned (size_t)

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Roberto Ierusalimschy
2015-10-29 13:11:41 -02:00
parent 96ec8671b1
commit 789e423b32
1 changed files with 3 additions and 3 deletions
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6
lstrlib.c
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@@ -1,5 +1,5 @@
/* /*
** $Id: lstrlib.c,v 1.235 2015/10/08 15:53:05 roberto Exp roberto $ ** $Id: lstrlib.c,v 1.236 2015/10/28 17:56:51 roberto Exp roberto $
** Standard library for string operations and pattern-matching ** Standard library for string operations and pattern-matching
** See Copyright Notice in lua.h ** See Copyright Notice in lua.h
*/ */
@@ -1339,11 +1339,11 @@ static int str_pack (lua_State *L) {
case Kchar: { /* fixed-size string */ case Kchar: { /* fixed-size string */
size_t len; size_t len;
const char *s = luaL_checklstring(L, arg, &len); const char *s = luaL_checklstring(L, arg, &len);
if (size <= len) /* string larger than (or equal to) needed? */ if ((size_t)size <= len) /* string larger than (or equal to) needed? */
luaL_addlstring(&b, s, size); /* truncate string to asked size */ luaL_addlstring(&b, s, size); /* truncate string to asked size */
else { /* string smaller than needed */ else { /* string smaller than needed */
luaL_addlstring(&b, s, len); /* add it all */ luaL_addlstring(&b, s, len); /* add it all */
while (len++ < size) /* pad extra space */ while (len++ < (size_t)size) /* pad extra space */
luaL_addchar(&b, LUA_PACKPADBYTE); luaL_addchar(&b, LUA_PACKPADBYTE);
} }
break; break;