IS servers, which obtains a copy of the data through the getsysinfo() system call. CTRL-F1 now is a special TTY key to shows function key mappings.
		
			
				
	
	
		
			33 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			33 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/* EXTERN should be extern except for the table file */
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#ifdef _TABLE
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#undef EXTERN
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#define EXTERN
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#endif
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/* File System global variables */
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EXTERN struct fproc *fp;	/* pointer to caller's fproc struct */
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EXTERN int super_user;		/* 1 if caller is super_user, else 0 */
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EXTERN int susp_count;		/* number of procs suspended on pipe */
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EXTERN int nr_locks;		/* number of locks currently in place */
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EXTERN int reviving;		/* number of pipe processes to be revived */
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EXTERN off_t rdahedpos;		/* position to read ahead */
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EXTERN struct inode *rdahed_inode;	/* pointer to inode to read ahead */
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EXTERN Dev_t root_dev;		/* device number of the root device */
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EXTERN time_t boottime;		/* time in seconds at system boot */
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/* The parameters of the call are kept here. */
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EXTERN message m_in;		/* the input message itself */
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EXTERN message m_out;		/* the output message used for reply */
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EXTERN int who;			/* caller's proc number */
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EXTERN int call_nr;		/* system call number */
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EXTERN char user_path[PATH_MAX];/* storage for user path name */
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/* The following variables are used for returning results to the caller. */
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EXTERN int err_code;		/* temporary storage for error number */
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EXTERN int rdwt_err;		/* status of last disk i/o request */
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/* Data initialized elsewhere. */
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extern _PROTOTYPE (int (*call_vec[]), (void) ); /* sys call table */
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extern char dot1[2];   /* dot1 (&dot1[0]) and dot2 (&dot2[0]) have a special */
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extern char dot2[3];   /* meaning to search_dir: no access permission check. */
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