static const char EMSG_POSSIBLE_ERROR[] ALIGN1 = "Possible syntax error";
static const char EMSG_UNDEF_FUNC[] ALIGN1 = "Call to undefined function";
static const char EMSG_NO_MATH[] ALIGN1 = "Math support is not compiled in";
+static const char EMSG_NEGATIVE_FIELD[] ALIGN1 = "Access to negative field";
static void zero_out_var(var *vp)
{
case XC( OC_FIELD ): {
int i = (int)getvar_i(R.v);
+ if (i < 0)
+ syntax_error(EMSG_NEGATIVE_FIELD);
if (i == 0) {
res = intvar[F0];
} else {
}
int awk_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int awk_main(int argc, char **argv)
+int awk_main(int argc UNUSED_PARAM, char **argv)
{
unsigned opt;
char *opt_F;
}
opt = getopt32(argv, OPTSTR_AWK, &opt_F, &list_v, &list_f, IF_FEATURE_AWK_GNU_EXTENSIONS(&list_e,) NULL);
argv += optind;
- argc -= optind;
+ //argc -= optind;
if (opt & OPT_W)
bb_error_msg("warning: option -W is ignored");
if (opt & OPT_F) {
if (!*argv)
bb_show_usage();
parse_program(*argv++);
- argc--;
}
/* fill in ARGV array */
- setvar_i(intvar[ARGC], argc + 1);
setari_u(intvar[ARGV], 0, "awk");
i = 0;
while (*argv)
setari_u(intvar[ARGV], ++i, *argv++);
+ setvar_i(intvar[ARGC], i + 1);
evaluate(beginseq.first, &tv);
if (!mainseq.first && !endseq.first)