telnet/telnet/commands.c

1534 	struct env_lst *ep;
1536 	for (ep = envlisthead.next; ep; ep = ep->next) {
1537 		if (strcmp((char *)ep->var, (char *)var) == 0)
1538 			return(ep);
1551 	struct env_lst *ep;
1556 			ep = env_define((unsigned char *)*epp,
1558 			ep->export = 0;
1567 	if ((ep = env_find((unsigned char*)"DISPLAY"))
1568 	    && (*ep->value == ':'
1569 	    || strncmp((char *)ep->value, "unix:", 5) == 0)) {
1571 		char *cp2 = strchr((char *)ep->value, ':');
1600 		    free (ep->value);
1601 		    ep->value = (unsigned char *)cp;
1610 	    (ep = env_find((unsigned char*)"LOGNAME"))) {
1611 		env_define((unsigned char *)"USER", ep->value);
1622 	struct env_lst *ep;
1624 	if ((ep = env_find(var))) {
1625 		if (ep->var)
1626 			free(ep->var);
1627 		if (ep->value)
1628 			free(ep->value);
1630 		ep = (struct env_lst *)malloc(sizeof(struct env_lst));
1631 		ep->next = envlisthead.next;
1632 		envlisthead.next = ep;
1633 		ep->prev = &envlisthead;
1634 		if (ep->next)
1635 			ep->next->prev = ep;
1637 	ep->welldefined = opt_welldefined((char *)var);
1638 	ep->export = 1;
1639 	ep->var = (unsigned char *)strdup((char *)var);
1640 	ep->value = (unsigned char *)strdup((char *)value);
1641 	return(ep);
1647 	struct env_lst *ep;
1649 	if ((ep = env_find(var))) {
1650 		ep->prev->next = ep->next;
1651 		if (ep->next)
1652 			ep->next->prev = ep->prev;
1653 		if (ep->var)
1654 			free(ep->var);
1655 		if (ep->value)
1656 			free(ep->value);
1657 		free(ep);
1664 	struct env_lst *ep;
1666 	if ((ep = env_find(var)))
1667 		ep->export = 1;
1673 	struct env_lst *ep;
1675 	if ((ep = env_find(var)))
1676 		ep->export = 0;
1682 	struct env_lst *ep;
1694 	ep = env_find(var);
1695 	if (ep == 0) {
1701 	env_opt_add(ep->var);
1708 	struct env_lst *ep;
1710 	for (ep = envlisthead.next; ep; ep = ep->next) {
1711 		printf("%c %-20s %s\r\n", ep->export ? '*' : ' ',
1712 					ep->var, ep->value);
1737 	struct env_lst *ep;
1739 	if ((ep = env_find(var)))
1740 		return(ep->value);