ptrace.h

一个简单的操作系统minix的核心代码

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				include/sys/ptrace.h	 	 
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02200	/* <sys/ptrace.h>
02201	 * definitions for ptrace(2) 
02202	 */
02203	
02204	#ifndef _PTRACE_H
02205	#define _PTRACE_H
02206	
02207	#define T_STOP         -1       /* stop the process */
02208	#define T_OK            0       /* enable tracing by parent for this process */
02209	#define T_GETINS        1       /* return value from instruction space */
02210	#define T_GETDATA       2       /* return value from data space */
02211	#define T_GETUSER       3       /* return value from user process table */
02212	#define T_SETINS        4       /* set value from instruction space */
02213	#define T_SETDATA       5       /* set value from data space */
02214	#define T_SETUSER       6       /* set value in user process table */
02215	#define T_RESUME        7       /* resume execution */
02216	#define T_EXIT          8       /* exit */
02217	#define T_STEP          9       /* set trace bit */
02218	
02219	/* Function Prototypes. */
02220	#ifndef _ANSI_H
02221	#include <ansi.h>
02222	#endif
02223	
02224	_PROTOTYPE( long ptrace, (int _req, pid_t _pid, long _addr, long _data) );
02225	
02226	#endif /* _PTRACE_H */