static boolean_t
db_term(db_expr_t *valuep)
{
int t;
t = db_read_token();
if (t == tIDENT) {
if (!db_value_of_name(db_tok_string, valuep) &&
!db_value_of_name_pcpu(db_tok_string, valuep) &&
!db_value_of_name_vnet(db_tok_string, valuep)) {
db_error("Symbol not found\n");
/*NOTREACHED*/
}
return (TRUE);
}
if (t == tNUMBER) {
*valuep = (db_expr_t)db_tok_number;
return (TRUE);
}
if (t == tDOT) {
*valuep = (db_expr_t)db_dot;
return (TRUE);
}
if (t == tDOTDOT) {
*valuep = (db_expr_t)db_prev;
return (TRUE);
}
if (t == tPLUS) {
*valuep = (db_expr_t) db_next;
return (TRUE);
}
if (t == tDITTO) {
*valuep = (db_expr_t)db_last_addr;
return (TRUE);
}
if (t == tDOLLAR) {
if (!db_get_variable(valuep))
return (FALSE);
return (TRUE);
}
if (t == tLPAREN) {
if (!db_expression(valuep)) {
db_error("Syntax error\n");
/*NOTREACHED*/
}
t = db_read_token();
if (t != tRPAREN) {
db_error("Syntax error\n");
/*NOTREACHED*/
}
return (TRUE);
}
db_unread_token(t);
return (FALSE);
}
static bool
db_term(db_expr_t *valuep)
{
int t;
t = db_read_token();
if (t == tIDENT) {
if (!db_value_of_name(db_tok_string, valuep)) {
db_expr_t v = 0;
int i, c, byte;
/* See if we can make a number out of all of it */
for (i = 0; (c = db_tok_string[i]) != '\0'; i++) {
byte = 0;
if (c >= '0' && c <= '9')
byte = c - '0';
else if (db_radix == 16 && c >= 'a' && c <= 'f')
byte = c - 'a' + 10;
else if (db_radix == 16 && c >= 'A' && c <= 'F')
byte = c - 'A' + 10;
else
db_error("Symbol not found\n");
/*NOTREACHED*/
v = v * db_radix + byte;
}
*valuep = (db_expr_t)v;
}
return (true);
}
if (t == tNUMBER) {
*valuep = (db_expr_t)db_tok_number;
return (true);
}
if (t == tDOT) {
*valuep = (db_expr_t)db_dot;
return (true);
}
if (t == tDOTDOT) {
*valuep = (db_expr_t)db_prev;
return (true);
}
if (t == tPLUS) {
*valuep = (db_expr_t) db_next;
return (true);
}
if (t == tDITTO) {
*valuep = (db_expr_t)db_last_addr;
return (true);
}
if (t == tDOLLAR) {
if (!db_get_variable(valuep))
return (false);
return (true);
}
if (t == tLPAREN) {
if (!db_expression(valuep)) {
db_error("Syntax error\n");
/*NOTREACHED*/
}
t = db_read_token();
if (t != tRPAREN) {
db_error("Syntax error\n");
/*NOTREACHED*/
}
return (true);
}
db_unread_token(t);
return (false);
}
