73 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			C
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			73 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			C
		
	
	
		
			Executable File
		
	
	
	
	
| /* $Header$ */
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| /*
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|  * (c) copyright 1983 by the Vrije Universiteit, Amsterdam, The Netherlands.
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|  *
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|  *          This product is part of the Amsterdam Compiler Kit.
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|  *
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|  * Permission to use, sell, duplicate or disclose this software must be
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|  * obtained in writing. Requests for such permissions may be sent to
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|  *
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|  *      Dr. Andrew S. Tanenbaum
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|  *      Wiskundig Seminarium
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|  *      Vrije Universiteit
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|  *      Postbox 7161
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|  *      1007 MC Amsterdam
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|  *      The Netherlands
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|  *
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|  */
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| 
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| /* Author: J.W. Stevenson */
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| 
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| #include        <pc_file.h>
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| #include        <pc_err.h>
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| 
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| extern          (*_sig())();
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| extern          _catch();
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| #ifndef CPM
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| extern int      _isatty();
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| #endif
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| 
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| struct file     **_extfl;
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| int		_extflc;	/* number of external files */
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| char            *_m_lb;         /* LB of _m_a_i_n */
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| struct file     *_curfil;       /* points to file struct in case of errors */
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| int             _pargc;
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| char            **_pargv;
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| char            ***_penviron;
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| int		_fp_hook = 1;	/* This is for Minix, but does not harm others */
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| 
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| _ini(args,c,p,mainlb) char *args,*mainlb; int c; struct file **p; {
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| 	struct file *f;
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| 	char buf[128];
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| 
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| 	_pargc= *(int *)args; args += sizeof (int);
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| 	_pargv= *(char ***)args;
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| 	_sig(_catch);
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| 	_extfl = p;
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| 	_extflc = c;
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| 	if( !c ) return;
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| 	_m_lb = mainlb;
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| 	if ( (f = _extfl[0]) != (struct file *) 0) {
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| 		f->ptr = f->bufadr;
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| 		f->flags = MAGIC|TXTBIT;
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| 		f->fname = "INPUT";
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| 		f->ufd = 0;
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| 		f->size = 1;
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| 		f->count = 0;
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| 		f->buflen = PC_BUFLEN;
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| 	}
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| 	if ( (f = _extfl[1]) != (struct file *) 0) {
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| 		f->ptr = f->bufadr;
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| 		f->flags = MAGIC|TXTBIT|WRBIT|EOFBIT|ELNBIT;
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| 		f->fname = "OUTPUT";
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| 		f->ufd = 1;
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| 		f->size = 1;
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| #ifdef CPM
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| 		f->count = 1;
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| #else
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| 		f->count = (_isatty(1) ? 1 : PC_BUFLEN);
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| #endif
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| 		f->buflen = f->count;
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| 	}
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| }
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