コード例 #1
0
ファイル: nsh_fscmds.c プロジェクト: aliniger/Firmware_orca
int cmd_sh(FAR struct nsh_vtbl_s *vtbl, int argc, char **argv)
{
  return nsh_script(vtbl, argv[0], argv[1]);
}
コード例 #2
0
ファイル: nsh_consolemain.c プロジェクト: NikiRegina/Firmware
int nsh_consolemain(int argc, char *argv[])
{
  FAR struct console_stdio_s *pstate = nsh_newconsole();
  int ret;

  DEBUGASSERT(pstate);

  /* If we are using a USB serial console, then we will have to wait for the
   * USB to be connected to the host.
   */

#ifdef HAVE_USB_CONSOLE
  ret = nsh_usbconsole();
  DEBUGASSERT(ret == OK);
#endif

  /* Present a greeting */

  fputs(g_nshgreeting, pstate->cn_outstream);
  fflush(pstate->cn_outstream);

  /* Execute the startup script */

#ifdef CONFIG_NSH_ROMFSETC
  (void)nsh_script(&pstate->cn_vtbl, "init", NSH_INITPATH);
#endif

  /* Then enter the command line parsing loop */

  for (;;)
    {
      /* For the case of debugging the USB console... dump collected USB trace data */

      nsh_usbtrace();

      /* Display the prompt string */

      fputs(g_nshprompt, pstate->cn_outstream);
      fflush(pstate->cn_outstream);

      /* Get the next line of input */

      ret = readline(pstate->cn_line, CONFIG_NSH_LINELEN,
                     INSTREAM(pstate), OUTSTREAM(pstate));
      if (ret > 0)
        {
          /* Parse process the command */

          (void)nsh_parse(&pstate->cn_vtbl, pstate->cn_line);
          fflush(pstate->cn_outstream);
        }

      /* Readline normally returns the number of characters read,
       * but will return 0 on end of file or a negative value
       * if an error occurs.  Either will cause the session to
       * terminate.
       */

      else
        {
          fprintf(pstate->cn_outstream, g_fmtcmdfailed, "nsh_consolemain", 
                  "readline", NSH_ERRNO_OF(-ret));
          nsh_exit(&pstate->cn_vtbl, 1);
        }
    }

  /* Clean up.  We do not get here, but this is necessary to keep some
   * compilers happy.  But others will complain that this code is not
   * reachable.
   */

  nsh_exit(&pstate->cn_vtbl, 0);
  return OK;
}