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vconsole: also copy character maps (not just fonts) from vt1 to vt2, vt3, ...

Browse Source 
https://bugs.freedesktop.org/show_bug.cgi?id=78796
This commit is contained in:
Carl Schaefer
2014-06-23 18:23:48 +02:00
committed by Lennart Poettering
parent 93240d3aba
commit ff452e76e2
1 changed files with 24 additions and 0 deletions
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24
src/vconsole/vconsole-setup.c
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@@ -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);
}
}
}