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 fa325e9b 2020-01-10 cross 
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 16d00819 2018-11-16 rsc 	if(strcmp(cfname, "*default*") == 0) {
19 16d00819 2018-11-16 rsc 		if(scale > 1) {
20 16d00819 2018-11-16 rsc 			free(t);
21 16d00819 2018-11-16 rsc 			return smprint("%d*%s", scale, cfname);
22 16d00819 2018-11-16 rsc 		}
23 d4aef6a0 2005-05-12 devnull 		return t;
24 16d00819 2018-11-16 rsc 	}
25 76193d7c 2003-09-30 devnull 	if(t[0] != '/'){
26 213fc4f6 2015-02-17 rsc 		tmp2 = strdup(base);
27 76193d7c 2003-09-30 devnull 		u = utfrrune(tmp2, '/');
28 76193d7c 2003-09-30 devnull 		if(u)
29 76193d7c 2003-09-30 devnull 			u[0] = 0;
30 76193d7c 2003-09-30 devnull 		else
31 76193d7c 2003-09-30 devnull 			strcpy(tmp2, ".");
32 d4aef6a0 2005-05-12 devnull 		tmp1 = smprint("%s/%s", tmp2, t);
33 d4aef6a0 2005-05-12 devnull 		free(tmp2);
34 d4aef6a0 2005-05-12 devnull 		free(t);
35 76193d7c 2003-09-30 devnull 		t = tmp1;
36 76193d7c 2003-09-30 devnull 	}
37 76193d7c 2003-09-30 devnull 
38 76193d7c 2003-09-30 devnull 	if(maxdepth > 8)
39 76193d7c 2003-09-30 devnull 		maxdepth = 8;
40 76193d7c 2003-09-30 devnull 
41 161060a4 2003-10-11 devnull 	for(i=3; i>=0; i--){
42 161060a4 2003-10-11 devnull 		if((1<<i) > maxdepth)
43 161060a4 2003-10-11 devnull 			continue;
44 76193d7c 2003-09-30 devnull 		/* try i-bit grey */
45 d4aef6a0 2005-05-12 devnull 		tmp2 = smprint("%s.%d", t, i);
46 d4aef6a0 2005-05-12 devnull 		if(access(tmp2, AREAD) == 0) {
47 d4aef6a0 2005-05-12 devnull 			free(t);
48 213fc4f6 2015-02-17 rsc 			if(scale > 1) {
49 213fc4f6 2015-02-17 rsc 				t = smprint("%d*%s", scale, tmp2);
50 213fc4f6 2015-02-17 rsc 				free(tmp2);
51 213fc4f6 2015-02-17 rsc 				tmp2 = t;
52 213fc4f6 2015-02-17 rsc 			}
53 d4aef6a0 2005-05-12 devnull 			return tmp2;
54 d4aef6a0 2005-05-12 devnull 		}
55 dc2a17b9 2018-03-27 0intro 		free(tmp2);
56 76193d7c 2003-09-30 devnull 	}
57 76193d7c 2003-09-30 devnull 
58 76193d7c 2003-09-30 devnull 	/* try default */
59 213fc4f6 2015-02-17 rsc 	if(strncmp(t, "/mnt/font/", 10) == 0 || access(t, AREAD) == 0) {
60 213fc4f6 2015-02-17 rsc 		if(scale > 1) {
61 213fc4f6 2015-02-17 rsc 			tmp2 = smprint("%d*%s", scale, t);
62 213fc4f6 2015-02-17 rsc 			free(t);
63 213fc4f6 2015-02-17 rsc 			t = tmp2;
64 213fc4f6 2015-02-17 rsc 		}
65 d4aef6a0 2005-05-12 devnull 		return t;
66 213fc4f6 2015-02-17 rsc 	}
67 76193d7c 2003-09-30 devnull 
68 76193d7c 2003-09-30 devnull 	return nil;
69 76193d7c 2003-09-30 devnull }