systemd/0001-vconsole-also-copy-character-maps-not-just-fonts-fro.patch

57 lines
2.1 KiB
Diff

From ff452e76e2c0f89a32542b7179bb2fd538335933 Mon Sep 17 00:00:00 2001
From: Carl Schaefer <schaefer@trilug.org>
Date: Mon, 23 Jun 2014 18:23:48 +0200
Subject: [PATCH] vconsole: also copy character maps (not just fonts) from vt1
to vt2, vt3, ...
https://bugs.freedesktop.org/show_bug.cgi?id=78796
---
src/vconsole/vconsole-setup.c | 24 ++++++++++++++++++++++++
1 file changed, 24 insertions(+)
diff --git src/vconsole/vconsole-setup.c src/vconsole/vconsole-setup.c
index 0f2b706..e0c4050 100644
--- src/vconsole/vconsole-setup.c
+++ src/vconsole/vconsole-setup.c
@@ -180,6 +180,10 @@ static int font_load(const char *vc, const char *font, const char *map, const ch
*/
static void font_copy_to_all_vcs(int fd) {
struct vt_stat vcs = {};
+ unsigned char map8[E_TABSZ];
+ unsigned short map16[E_TABSZ];
+ struct unimapdesc unimapd;
+ struct unipair unipairs[USHRT_MAX];
int i, r;
/* get active, and 16 bit mask of used VT numbers */
@@ -209,6 +213,26 @@ static void font_copy_to_all_vcs(int fd) {
cfo.op = KD_FONT_OP_COPY;
cfo.height = vcs.v_active-1; /* tty1 == index 0 */
ioctl(vcfd, KDFONTOP, &cfo);
+
+ /* copy map of 8bit chars */
+ if (ioctl(fd, GIO_SCRNMAP, map8) >= 0)
+ ioctl(vcfd, PIO_SCRNMAP, map8);
+
+ /* copy map of 8bit chars -> 16bit Unicode values */
+ if (ioctl(fd, GIO_UNISCRNMAP, map16) >= 0)
+ ioctl(vcfd, PIO_UNISCRNMAP, map16);
+
+ /* copy unicode translation table */
+ /* unimapd is a ushort count and a pointer to an
+ array of struct unipair { ushort, ushort } */
+ unimapd.entries = unipairs;
+ unimapd.entry_ct = USHRT_MAX;
+ if (ioctl(fd, GIO_UNIMAP, &unimapd) >= 0) {
+ struct unimapinit adv = { 0, 0, 0 };
+
+ ioctl(vcfd, PIO_UNIMAPCLR, &adv);
+ ioctl(vcfd, PIO_UNIMAP, &unimapd);
+ }
}
}
--
1.7.9.2