* (C) Copyright 2003
* Tait Electronics Limited, Christchurch, New Zealand
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier: GPL-2.0+
*/
/*
/* if the parameter starts with a * then assume a string pointer else its a literal */
if (s[0] == '*') {
return (char *)simple_strtoul(&s[1], NULL, 16);
+ } else if (s[0] == '$') {
+ int i = 2;
+
+ if (s[1] != '{')
+ return NULL;
+
+ while (s[i] != '}') {
+ if (s[i] == 0)
+ return NULL;
+ i++;
+ }
+ s[i] = 0;
+ return getenv((const char *)&s[2]);
} else {
return s;
}
static int stringcomp(char *s, char *t, int op)
{
- int n, p;
+ int p;
char *l, *r;
l = evalstr(s);
r = evalstr(t);
- /* we'll do a compare based on the length of the shortest string */
- n = min(strlen(l), strlen(r));
-
- p = strncmp(l, r, n);
+ p = strcmp(l, r);
switch (op) {
case EQ: return (p == 0);
case NE: return (p != 0);
return (0);
}
-int binary_test (char *op, char *arg1, char *arg2, int w)
+static int binary_test(char *op, char *arg1, char *arg2, int w)
{
int len, i;
const op_tbl_t *optp;
}
/* command line interface to the shell test */
-int do_itest ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[] )
+static int do_itest(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
int value, w;
/* Validate arguments */
if ((argc != 4))
- return cmd_usage(cmdtp);
+ return CMD_RET_USAGE;
/* Check for a data width specification.
* Defaults to long (4) if no specification.