#include "commands.h"

#include "substdio.h"

#include "stralloc.h"

#include "str.h"

#include "case.h"

static stralloc cmd = {0};

int commands(ss,c)

substdio *ss;

struct commands *c;

{

  int i;

  char *arg;

  for (;;) {

    if (!stralloc_copys(&cmd,"")) return -1;

    for (;;) {

      if (!stralloc_readyplus(&cmd,1)) return -1;

      i = substdio_get(ss,cmd.s + cmd.len,1);

      if (i != 1) return i;

      if (cmd.s[cmd.len] == '\n') break;

      ++cmd.len;

    }

    if (cmd.len > 0) if (cmd.s[cmd.len - 1] == '\r') --cmd.len;

    cmd.s[cmd.len] = 0;

    i = str_chr(cmd.s,' ');

    arg = cmd.s + i;

    while (*arg == ' ') ++arg;

    cmd.s[i] = 0;

    for (i = 0;c[i].text;++i) if (case_equals(c[i].text,cmd.s)) break;

    c[i].fun(arg);

    if (c[i].flush) c[i].flush();

  }

}