1 76193d7c 2003-09-30 devnull #include <u.h>
 2 76193d7c 2003-09-30 devnull #include <libc.h>
 3 76193d7c 2003-09-30 devnull #include <draw.h>
 4 76193d7c 2003-09-30 devnull 
 5 76193d7c 2003-09-30 devnull /*
 6 76193d7c 2003-09-30 devnull  * Default version: convert to file name
 7 76193d7c 2003-09-30 devnull  */
 8 76193d7c 2003-09-30 devnull 
 9 76193d7c 2003-09-30 devnull char*
10 76193d7c 2003-09-30 devnull subfontname(char *cfname, char *fname, int maxdepth)
11 76193d7c 2003-09-30 devnull {
12 76193d7c 2003-09-30 devnull 	char *t, *u, tmp1[64], tmp2[64];
13 76193d7c 2003-09-30 devnull 	int i;
14 76193d7c 2003-09-30 devnull 
15 76193d7c 2003-09-30 devnull 	if(strcmp(cfname, "*default*") == 0)
16 76193d7c 2003-09-30 devnull 		return strdup(cfname);
17 76193d7c 2003-09-30 devnull 	t = cfname;
18 76193d7c 2003-09-30 devnull 	if(t[0] != '/'){
19 76193d7c 2003-09-30 devnull 		snprint(tmp2, sizeof tmp2, "%s", fname);
20 76193d7c 2003-09-30 devnull 		u = utfrrune(tmp2, '/');
21 76193d7c 2003-09-30 devnull 		if(u)
22 76193d7c 2003-09-30 devnull 			u[0] = 0;
23 76193d7c 2003-09-30 devnull 		else
24 76193d7c 2003-09-30 devnull 			strcpy(tmp2, ".");
25 76193d7c 2003-09-30 devnull 		snprint(tmp1, sizeof tmp1, "%s/%s", tmp2, t);
26 76193d7c 2003-09-30 devnull 		t = tmp1;
27 76193d7c 2003-09-30 devnull 	}
28 76193d7c 2003-09-30 devnull 
29 76193d7c 2003-09-30 devnull 	if(maxdepth > 8)
30 76193d7c 2003-09-30 devnull 		maxdepth = 8;
31 76193d7c 2003-09-30 devnull 
32 161060a4 2003-10-11 devnull 	for(i=3; i>=0; i--){
33 161060a4 2003-10-11 devnull 		if((1<<i) > maxdepth)
34 161060a4 2003-10-11 devnull 			continue;
35 76193d7c 2003-09-30 devnull 		/* try i-bit grey */
36 76193d7c 2003-09-30 devnull 		snprint(tmp2, sizeof tmp2, "%s.%d", t, i);
37 76193d7c 2003-09-30 devnull 		if(access(tmp2, AREAD) == 0)
38 76193d7c 2003-09-30 devnull 			return strdup(tmp2);
39 76193d7c 2003-09-30 devnull 	}
40 76193d7c 2003-09-30 devnull 
41 76193d7c 2003-09-30 devnull 	/* try default */
42 76193d7c 2003-09-30 devnull 	if(access(t, AREAD) == 0)
43 76193d7c 2003-09-30 devnull 		return strdup(t);
44 76193d7c 2003-09-30 devnull 
45 76193d7c 2003-09-30 devnull 	return nil;
46 76193d7c 2003-09-30 devnull }