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 213fc4f6 2015-02-17 rsc 	char *t, *u, *tmp1, *tmp2, *base;
13 213fc4f6 2015-02-17 rsc 	int i, scale;
14 213fc4f6 2015-02-17 rsc 	
15 213fc4f6 2015-02-17 rsc 	scale = parsefontscale(fname, &base);
16 76193d7c 2003-09-30 devnull 
17 d4aef6a0 2005-05-12 devnull 	t = strdup(cfname);  /* t is the return string */
18 76193d7c 2003-09-30 devnull 	if(strcmp(cfname, "*default*") == 0)
19 d4aef6a0 2005-05-12 devnull 		return t;
20 76193d7c 2003-09-30 devnull 	if(t[0] != '/'){
21 213fc4f6 2015-02-17 rsc 		tmp2 = strdup(base);
22 76193d7c 2003-09-30 devnull 		u = utfrrune(tmp2, '/');
23 76193d7c 2003-09-30 devnull 		if(u)
24 76193d7c 2003-09-30 devnull 			u[0] = 0;
25 76193d7c 2003-09-30 devnull 		else
26 76193d7c 2003-09-30 devnull 			strcpy(tmp2, ".");
27 d4aef6a0 2005-05-12 devnull 		tmp1 = smprint("%s/%s", tmp2, t);
28 d4aef6a0 2005-05-12 devnull 		free(tmp2);
29 d4aef6a0 2005-05-12 devnull 		free(t);
30 76193d7c 2003-09-30 devnull 		t = tmp1;
31 76193d7c 2003-09-30 devnull 	}
32 76193d7c 2003-09-30 devnull 
33 76193d7c 2003-09-30 devnull 	if(maxdepth > 8)
34 76193d7c 2003-09-30 devnull 		maxdepth = 8;
35 76193d7c 2003-09-30 devnull 
36 161060a4 2003-10-11 devnull 	for(i=3; i>=0; i--){
37 161060a4 2003-10-11 devnull 		if((1<<i) > maxdepth)
38 161060a4 2003-10-11 devnull 			continue;
39 76193d7c 2003-09-30 devnull 		/* try i-bit grey */
40 d4aef6a0 2005-05-12 devnull 		tmp2 = smprint("%s.%d", t, i);
41 d4aef6a0 2005-05-12 devnull 		if(access(tmp2, AREAD) == 0) {
42 d4aef6a0 2005-05-12 devnull 			free(t);
43 213fc4f6 2015-02-17 rsc 			if(scale > 1) {
44 213fc4f6 2015-02-17 rsc 				t = smprint("%d*%s", scale, tmp2);
45 213fc4f6 2015-02-17 rsc 				free(tmp2);
46 213fc4f6 2015-02-17 rsc 				tmp2 = t;
47 213fc4f6 2015-02-17 rsc 			}
48 d4aef6a0 2005-05-12 devnull 			return tmp2;
49 d4aef6a0 2005-05-12 devnull 		}
50 76193d7c 2003-09-30 devnull 	}
51 76193d7c 2003-09-30 devnull 
52 76193d7c 2003-09-30 devnull 	/* try default */
53 213fc4f6 2015-02-17 rsc 	if(strncmp(t, "/mnt/font/", 10) == 0 || access(t, AREAD) == 0) {
54 213fc4f6 2015-02-17 rsc 		if(scale > 1) {
55 213fc4f6 2015-02-17 rsc 			tmp2 = smprint("%d*%s", scale, t);
56 213fc4f6 2015-02-17 rsc 			free(t);
57 213fc4f6 2015-02-17 rsc 			t = tmp2;
58 213fc4f6 2015-02-17 rsc 		}
59 d4aef6a0 2005-05-12 devnull 		return t;
60 213fc4f6 2015-02-17 rsc 	}
61 76193d7c 2003-09-30 devnull 
62 76193d7c 2003-09-30 devnull 	return nil;
63 76193d7c 2003-09-30 devnull }