queue.h

来自「VRTX操作系统」· C头文件 代码 · 共 24 行

/*************************************************************************

	Copyright (c) 1999 Mentor Graphics Corporation.


IMPORTANT - USE OF THIS SOFTWARE IS SUBJECT TO LICENSE RESTRICTIONS
CAREFULLY READ THE LICENSE AGREEMENT BEFORE USING THE SOFTWARE


*************************************************************************/

struct qentry{
  char **item;            /* Pointer to actual queue  */
  unsigned char maxcount; /* maximum # of messages    */
  unsigned char head;     /* where to get the message */
  unsigned char count;    /* number of messages       */
  unsigned char tid;   	  /* pending task's id        */
};

#define NO_QID 255
 
extern struct qentry vmc_qcb[];
extern unsigned char vmc_nextqid;