From 37da2899f40661e3e9631e497da8dc59b971cbd0 Mon Sep 17 00:00:00 2001 From: "Charles.Forsyth" Date: Fri, 22 Dec 2006 17:07:39 +0000 Subject: 20060303a --- libdraw/getsubfont.c | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 libdraw/getsubfont.c (limited to 'libdraw/getsubfont.c') diff --git a/libdraw/getsubfont.c b/libdraw/getsubfont.c new file mode 100644 index 00000000..0208d634 --- /dev/null +++ b/libdraw/getsubfont.c @@ -0,0 +1,36 @@ +#include "lib9.h" +#include "kernel.h" +#include "draw.h" + +/* + * Default version: treat as file name + */ + +Subfont* +_getsubfont(Display *d, char *name) +{ + int fd; + Subfont *f; + + fd = libopen(name, OREAD); + + if(fd < 0){ + _drawprint(2, "getsubfont: can't open %s: %r\n", name); + return 0; + } + /* + * unlock display so i/o happens with display released, unless + * user is doing his own locking, in which case this could break things. + * _getsubfont is called only from string.c and stringwidth.c, + * which are known to be safe to have this done. + */ + if(d->local == 0) + unlockdisplay(d); + f = readsubfont(d, name, fd, d->local == 0); + if(d->local == 0) + lockdisplay(d); + if(f == 0) + _drawprint(2, "getsubfont: can't read %s: %r\n", name); + libclose(fd); + return f; +} -- cgit v1.2.3