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#include <u.h>
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#include <libc.h>
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#include <draw.h>
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/*
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 * Default version: treat as file name
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 */
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Subfont*
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_getsubfont(Display *d, char *name)
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{
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	int fd;
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	Subfont *f;
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	fd = open(name, OREAD);
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	if(fd < 0){
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		fprint(2, "getsubfont: can't open %s: %r\n", name);
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		return 0;
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	}
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	/*
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	 * unlock display so i/o happens with display released, unless
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	 * user is doing his own locking, in which case this could break things.
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	 * _getsubfont is called only from string.c and stringwidth.c,
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	 * which are known to be safe to have this done.
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	 */
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	if(d && d->locking == 0)
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		unlockdisplay(d);
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	f = readsubfont(d, name, fd, d && d->locking==0);
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	if(d && d->locking == 0)
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		lockdisplay(d);
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	if(f == 0)
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		fprint(2, "getsubfont: can't read %s: %r\n", name);
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	close(fd);
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	setmalloctag(f, getcallerpc(&d));
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	return f;
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}