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better error message for 'lua -e -i'

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Roberto Ierusalimschy 2010-10-18 14:06:33 -02:00
parent f3026c36c2
commit a122688091
1 changed files with 6 additions and 5 deletions
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11
lua.c
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@ -1,5 +1,5 @@
/*
** $Id: lua.c,v 1.191 2010/07/02 17:36:32 roberto Exp roberto $
** $Id: lua.c,v 1.192 2010/07/25 15:03:37 roberto Exp roberto $
** Lua stand-alone interpreter
** See Copyright Notice in lua.h
*/
@ -369,10 +369,11 @@ static int collectargs (char **argv, int *pi, int *pv, int *pe) {
break;
case 'e':
*pe = 1; /* go through */
case 'l':
if (argv[i][2] == '\0') {
i++;
if (argv[i] == NULL) return -(i - 1);
case 'l': /* both options need an argument */
if (argv[i][2] == '\0') { /* no concatenated argument? */
i++; /* try next 'argv' */
if (argv[i] == NULL || argv[i][0] == '-')
return -(i - 1); /* no next argument or it is another option */
}
break;
default: /* invalid option; return its index... */