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setfont: use ioctl(KDFONTOP), it honours -C tty

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This commit is contained in:
Denis Vlasenko 2008-09-20 18:14:13 +00:00
parent b8d1a4cd5f
commit eef6077d7e
1 changed files with 43 additions and 1 deletions
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44
console-tools/loadfont.c
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@ -10,6 +10,28 @@
#include "libbb.h"
#include <sys/kd.h>
#ifndef KDFONTOP
#define KDFONTOP 0x4B72
struct console_font_op {
unsigned op; /* KD_FONT_OP_* */
unsigned flags; /* KD_FONT_FLAG_* */
unsigned width, height;
unsigned charcount;
unsigned char *data; /* font data with height fixed to 32 */
};
#define KD_FONT_OP_SET 0 /* Set font */
#define KD_FONT_OP_GET 1 /* Get font */
#define KD_FONT_OP_SET_DEFAULT 2 /* Set font to default,
data points to name / NULL */
#define KD_FONT_OP_COPY 3 /* Copy from another console */
#define KD_FONT_FLAG_OLD 0x80000000 /* Invoked via old interface */
#define KD_FONT_FLAG_DONT_RECALC 1 /* Don't call adjust_height() */
/* (Used internally for PIO_FONT support) */
#endif /* KDFONTOP */
enum {
PSF_MAGIC1 = 0x36,
PSF_MAGIC2 = 0x04,
@ -40,6 +62,25 @@ static void do_loadfont(int fd, unsigned char *inbuf, int unit, int fontsize)
for (i = 0; i < fontsize; i++)
memcpy(buf + (32 * i), inbuf + (unit * i), unit);
{ /* KDFONTOP */
struct console_font_op cfo;
cfo.op = KD_FONT_OP_SET;
cfo.flags = 0;
cfo.width = 8;
cfo.height = unit;
cfo.charcount = fontsize;
cfo.data = (void*)buf;
#if 0
if (!ioctl_or_perror(fd, KDFONTOP, &cfo, "KDFONTOP ioctl failed (will try PIO_FONTX)"))
goto ret; /* success */
#else
xioctl(fd, KDFONTOP, &cfo);
#endif
}
#if 0
/* These ones do not honour -C tty (they set font on current tty regardless) */
#if defined(PIO_FONTX) && !defined(__sparc__)
{
struct consolefontdesc cfd;
@ -49,11 +90,12 @@ static void do_loadfont(int fd, unsigned char *inbuf, int unit, int fontsize)
cfd.chardata = buf;
if (!ioctl_or_perror(fd, PIO_FONTX, &cfd, "PIO_FONTX ioctl failed (will try PIO_FONT)"))
goto ret; /* success */
goto ret; /* success */
}
#endif
xioctl(fd, PIO_FONT, buf);
ret:
#endif /* 0 */
free(buf);
}