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/*
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/*
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 * prompt
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 * prompt
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 *
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 *
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 * Changes the DOS command prompt.
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 * Changes the DOS command prompt.
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 *
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 *
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 */
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 */
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static int cmd_prompt(struct cmd_funcparam *p) {
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static int cmd_prompt(struct cmd_funcparam *p) {
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  if ((p->argc == 1) && (imatch(p->argv[0], "/?"))) {
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  if ((p->argc == 1) && (imatch(p->argv[0], "/?"))) {
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    output("Changes the DOS command prompt.\r\n"
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    output("Changes the DOS command prompt.\r\n"
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           "\r\n"
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           "\r\n"
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           "PROMPT [new command prompt specification]\r\n"
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           "PROMPT [new command prompt specification]\r\n");
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           "\r\n");
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    return(-1);
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    return(-1);
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  }
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  }
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  /* no parameter - restore default prompt path */
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  /* no parameter - restore default prompt path */
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  if (p->argc == 0) {
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  if (p->argc == 0) {
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    env_dropvar(p->env_seg, "PROMPT");
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    env_dropvar(p->env_seg, "PROMPT");
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    return(-1);
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    return(-1);
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  }
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  }
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  /* otherwise set PROMPT to whatever is passed on command-line */
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  /* otherwise set PROMPT to whatever is passed on command-line */
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  {
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  {
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    unsigned short i;
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    unsigned short i;
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    char *buff = p->BUFFER;
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    char *buff = p->BUFFER;
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    strcpy(buff, "PROMPT=");
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    strcpy(buff, "PROMPT=");
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    for (i = 0;; i++) {
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    for (i = 0;; i++) {
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      buff[i + 7] = p->cmdline[p->argoffset + i];
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      buff[i + 7] = p->cmdline[p->argoffset + i];
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      if (buff[i + 7] == '\r') break;
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      if (buff[i + 7] == '\r') break;
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    }
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    }
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    buff[i + 7] = 0;
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    buff[i + 7] = 0;
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    env_setvar(p->env_seg, buff);
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    env_setvar(p->env_seg, buff);
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  }
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  }
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  return(-1);
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  return(-1);
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}
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}
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