static int help(int argc, char ** argv)
{
struct command_list * list;
struct list_head * pos;
struct command_t ** cmd_array;
struct command_t * cmd;
s32_t i = 0, j, k = 0, cmd_num, swaps;
if(argc == 1)
{
i = 0;
cmd_num = command_number();
cmd_array = malloc(sizeof(struct command_t *) * cmd_num);
if(!cmd_array)
{
printf("malloc command array fail for sort command list\r\n");
return -1;
}
for(pos = (&command_list->entry)->next; pos != (&command_list->entry); pos = pos->next)
{
list = list_entry(pos, struct command_list, entry);
cmd_array[i++] = list->cmd;
j = strlen(list->cmd->name);
if(j > k) k = j;
}
for(i = cmd_num - 1; i > 0; --i)
{
swaps = 0;
for(j=0; j<i; ++j)
{
if (strcmp(cmd_array[j]->name, cmd_array[j + 1]->name) > 0)
{
cmd = cmd_array[j];
cmd_array[j] = cmd_array[j + 1];
cmd_array[j + 1] = cmd;
++swaps;
}
}
if(!swaps)
break;
}
for(i = 0; i < cmd_num; i++)
{
printf(" %s%*s - %s",cmd_array[i]->name, k-strlen(cmd_array[i]->name), "", cmd_array[i]->desc);
}
free(cmd_array);
}
int stamp_rate(char *string_command){
int byte = command_number(string_command);
return byte;
}
