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add -l option to dump a list of available fonts

This commit is contained in:
macallan 2021-04-24 00:49:26 +00:00
parent 207794b100
commit 1322e99212
1 changed files with 26 additions and 4 deletions
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30
usr.sbin/wsfontload/wsfontload.c
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@ -1,4 +1,4 @@
/* $NetBSD: wsfontload.c,v 1.21 2017/06/23 18:40:03 macallan Exp $ */ /* $NetBSD: wsfontload.c,v 1.22 2021/04/24 00:49:26 macallan Exp $ */
/* /*
* Copyright (c) 1999 * Copyright (c) 1999
@ -76,7 +76,7 @@ usage(void)
{ {
(void)fprintf(stderr, (void)fprintf(stderr,
"usage: %s [-Bbv] [-e encoding] [-f wsdev] [-h height]" "usage: %s [-Bbvl] [-e encoding] [-f wsdev] [-h height]"
" [-N name] [-w width] [fontfile]\n", " [-N name] [-w width] [fontfile]\n",
getprogname()); getprogname());
exit(1); exit(1);
@ -136,8 +136,8 @@ main(int argc, char **argv)
const char *wsdev; const char *wsdev;
struct wsdisplay_font f; struct wsdisplay_font f;
struct stat st; struct stat st;
int c, res, wsfd, ffd, verbose = 0;
size_t len; size_t len;
int c, res, wsfd, ffd, verbose = 0, listfonts = 0;
int use_embedded_name = 1; int use_embedded_name = 1;
void *buf; void *buf;
char nbuf[65]; char nbuf[65];
@ -153,11 +153,14 @@ main(int argc, char **argv)
f.bitorder = DEFBITORDER; f.bitorder = DEFBITORDER;
f.byteorder = DEFBYTEORDER; f.byteorder = DEFBYTEORDER;
while ((c = getopt(argc, argv, "f:w:h:e:N:bBv")) != -1) { while ((c = getopt(argc, argv, "f:w:h:e:N:bBvl")) != -1) {
switch (c) { switch (c) {
case 'f': case 'f':
wsdev = optarg; wsdev = optarg;
break; break;
case 'l':
listfonts = 1;
break;
case 'w': case 'w':
if (sscanf(optarg, "%d", &f.fontwidth) != 1) if (sscanf(optarg, "%d", &f.fontwidth) != 1)
errx(1, "invalid font width"); errx(1, "invalid font width");
@ -198,6 +201,25 @@ main(int argc, char **argv)
if (wsfd < 0) if (wsfd < 0)
err(2, "open ws-device %s", wsdev); err(2, "open ws-device %s", wsdev);
if (listfonts == 1) {
struct wsdisplayio_fontinfo fi;
int ret;
unsigned int i;
fi.fi_buffersize = 4096;
fi.fi_numentries = 0;
fi.fi_fonts = malloc(4096);
ret = ioctl(wsfd, WSDISPLAYIO_LISTFONTS, &fi);
if (fi.fi_fonts == NULL || ret != 0) {
err(1, "error fetching font list\n");
}
for (i = 0; i < fi.fi_numentries; i++) {
printf("%s %dx%d\n", fi.fi_fonts[i].fd_name,
fi.fi_fonts[i].fd_width, fi.fi_fonts[i].fd_height);
}
return 0;
}
if (argc > 0) { if (argc > 0) {
ffd = open(argv[0], O_RDONLY, 0); ffd = open(argv[0], O_RDONLY, 0);
if (ffd < 0) if (ffd < 0)