testosmsgqidget.c

ReWorks里一个有关消息队列的例子。

#include "msgqTest.h"

int testOSMsgIdGet()
{
    OS_STATUS status;
    unsigned32 MsgQ_id1,MsgQ_id2,MsgQ_id3,MsgQ_id4;
    
    printf("*** test of OSMsgIdGet ***\n");
    printf("create three MsgQs\n");
    status = OSMsgQCreate("msg1",10,10,OS_DEFAULT,&MsgQ_id1); 
    if(status != OS_OK)
    {
 		printf("OSMsgQCreate error:[%s]\n",serrno(errno));
		return (-1);
 	}
 	printf("the id of MsgQ1 is %d\n",MsgQ_id1);
 	status = OSMsgQCreate("msg2",10,10,OS_DEFAULT,&MsgQ_id2); 
    if(status != OS_OK)
    {
 		printf("OSMsgQCreate error:[%s]\n",serrno(errno));
		return (-1);
 	}
 	printf("the id of MsgQ2 is %d\n",MsgQ_id2);
 	status = OSMsgQCreate("msg3",10,10,OS_DEFAULT,&MsgQ_id3); 
    if(status != OS_OK)
    {
 		printf("OSMsgQCreate error:[%s]\n",serrno(errno));
		return (-1);
 	}
 	printf("the id of MsgQ3 is %d\n",MsgQ_id3);
 	
 	printf("get the id of MsgQ1...\n");
 	status = OSMsgQIdGet ("msg1",0,&MsgQ_id4); 
 	if(status != OS_OK)
    {
 		printf("OSMsgQIdGet error:[%s]\n",serrno(errno));
		return (-1);
 	}
 	else
	{
    	if (MsgQ_id1 == MsgQ_id4)
    		printf("the id of MsgQ1 got by OSMsgQIdGet is right![%d]\n",MsgQ_id4);
		else
		{
			printf("the id of MsgQ1 got by OSMsgQIdGet is wrong![%d]\n",MsgQ_id4);
			return -1;
  		}			
	}
 	
  	printf("get the id of MsgQ2...\n");
 	status = OSMsgQIdGet ("msg2",0,&MsgQ_id4); 
 	if(status != OS_OK)
    {
 		printf("OSMsgQIdGet error:[%s]\n",serrno(errno));
		return (-1);
 	}
 	else
	{
    	if (MsgQ_id2 == MsgQ_id4)
    		printf("the id of MsgQ2 got by OSMsgQIdGet is right![%d]\n",MsgQ_id4);
		else
		{
			printf("the id of MsgQ2 got by OSMsgQIdGet is wrong![%d]\n",MsgQ_id4);
			return -1;
  		}			
	}	
   
 	printf("get the id of MsgQ3...\n");
 	status = OSMsgQIdGet ("msg3",0,&MsgQ_id4); 
 	if(status != OS_OK)
    {
 		printf("OSMsgQIdGet error:[%s]\n",serrno(errno));
		return (-1);
 	}
 	else
	{
    	if (MsgQ_id3 == MsgQ_id4)
    		printf("the id of MsgQ3 got by OSMsgQIdGet is right![%d]\n",MsgQ_id4);
		else
		{
			printf("the id of MsgQ3 got by OSMsgQIdGet is wrong![%d]\n",MsgQ_id4);
			return -1;
  		}			
	}
 		
   	OSMsgQDelete(MsgQ_id1); 
   	OSMsgQDelete(MsgQ_id2); 
   	OSMsgQDelete(MsgQ_id3); 
   	printf("*** OSMsgIdGet test OK! ***\n\n");
	return 1;
}