workbench/libs/rexxsupport/waitpkt.c

   1 /*
   2     Copyright © 1995-2002, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: Rexx function to wait for a packet on a port
   6     Lang: English
   7 */
   8
   9 #include <proto/exec.h>
  10 #include <proto/rexxsyslib.h>
  11 #include <proto/alib.h>
  12
  13 #include <exec/types.h>
  14 #include <exec/memory.h>
  15 #include <rexx/storage.h>
  16 #include <rexx/errors.h>
  17
  18 #include <string.h>
  19
  20 #include "rexxsupport_intern.h"
  21 #include "portnode.h"
  22
  23 LONG rxsupp_waitpkt(struct Library *RexxSupportBase, struct RexxMsg *msg, UBYTE **argstring)
  24 {
  25     struct PortNodeData *data;
  26
  27     data = (struct PortNodeData *)FindName(&RSBI(RexxSupportBase)->openports, ARG1(msg));
  28     if (data != NULL)
  29     {
  30         WaitPort(data->port);
  31         *argstring = CreateArgstring("1", 1);
  32         return RC_OK;
  33     }
  34     else
  35     {
  36         *argstring = NULL;
  37         return ERR10_018;
  38     }
  39 }