1 #include "lib9.h"
2 #include "kernel.h"
3 #include "draw.h"
4
5 /*
6 * Default version: treat as file name
7 */
8
9 Subfont*
_getsubfont(Display * d,char * name)10 _getsubfont(Display *d, char *name)
11 {
12 int fd;
13 Subfont *f;
14
15 fd = libopen(name, OREAD);
16
17 if(fd < 0){
18 _drawprint(2, "getsubfont: can't open %s: %r\n", name);
19 return 0;
20 }
21 /*
22 * unlock display so i/o happens with display released, unless
23 * user is doing his own locking, in which case this could break things.
24 * _getsubfont is called only from string.c and stringwidth.c,
25 * which are known to be safe to have this done.
26 */
27 if(d->local == 0)
28 unlockdisplay(d);
29 f = readsubfont(d, name, fd, d->local == 0);
30 if(d->local == 0)
31 lockdisplay(d);
32 if(f == 0)
33 _drawprint(2, "getsubfont: can't read %s: %r\n", name);
34 libclose(fd);
35 return f;
36 }
37