47 lines
		
	
	
	
		
			722 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			47 lines
		
	
	
	
		
			722 B
		
	
	
	
		
			C
		
	
	
	
	
	
| #include "file_info.h"
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| #include "input.h"
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| #define INP_TYPE	struct file_info
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| #define INP_VAR		finfo
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| struct file_info	finfo;
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| #include <inp_pkg.body>
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| 
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| char *
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| getwdir(fn)
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| 	char *fn;
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| {
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| 	register char *p;
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| 	char *strrindex();
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| 
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| 	p = strrindex(fn, '/');
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| 	while (p && *(p + 1) == '\0') {	/* remove trailing /'s */
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| 		*p = '\0';
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| 		p = strrindex(fn, '/');
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| 	}
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| 
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| 	if (fn[0] == '\0' || (fn[0] == '/' && p == &fn[0])) /* absolute path */
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| 		return "";
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| 	else
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| 	if (p) {
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| 		*p = '\0';
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| 		fn = Salloc(fn, p - &fn[0] + 1);
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| 		*p = '/';
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| 		return fn;
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| 	}
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| 	else return ".";
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| }
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| 
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| int	NoUnstack;
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| int	Unstacked;
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| 
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| AtEoIT()
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| {
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| 	if (NoUnstack) error("unexpected EOF");
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| 	DoUnstack();
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| 	return 0;
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| }
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| 
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| AtEoIF()
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| {
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| 	if (NoUnstack) error("unexpected EOF");
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| 	return 0;
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| }
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