int
docmd(void)
{
char *p = NULL;
const struct cmd_table *ct = cmd_table, *cs;
cmd.argc = 1;
if (cmd.cmd == NULL) {
/* command */
for (p = cmd_buf; *p == ' ' || *p == '\t'; p++)
;
if (*p == '#' || *p == '\0') { /* comment or empty string */
#ifdef DEBUG
printf("rem\n");
#endif
return 0;
}
ct = cmd_table;
cs = NULL;
cmd.argv[cmd.argc] = p; /* in case it's shortcut boot */
p = whatcmd(&ct, p);
if (ct == NULL) {
cmd.argc++;
ct = cmd_table;
} else if (ct->cmd_type == CMDT_SET && p != NULL) {
cs = cmd_set;
#ifdef MACHINE_CMD
} else if (ct->cmd_type == CMDT_MDC && p != NULL) {
cs = MACHINE_CMD;
#endif
}
if (cs != NULL) {
p = whatcmd(&cs, p);
if (cs == NULL) {
printf("%s: syntax error\n", ct->cmd_name);
return 0;
}
ct = cs;
}
cmd.cmd = ct;
}
cmd.argv[0] = ct->cmd_name;
while (p && cmd.argc+1 < sizeof(cmd.argv) / sizeof(cmd.argv[0])) {
cmd.argv[cmd.argc++] = p;
p = nextword(p);
}
cmd.argv[cmd.argc] = NULL;
#ifdef REGRESS
printf("%s %s\n", cmd.argv[0],
(cmd.argv[1] == NULL) ? "(null)" : cmd.argv[1]);
#else
return (*cmd.cmd->cmd_exec)();
#endif
}
int
handlecommand(int c, char *buf)
{
char *msg = "unknown command\n";
switch(whatcmd(buf)) {
case CMD_LIST:
dolist(c);
break;
case CMD_VIEW:
doview(c, buf);
break;
case CMD_HELP:
dohelp(c, buf);
break;
case CMD_NONE:
send(c, msg, strlen(msg), 0);
break;
}
}
