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proper disabling/enabling of console output for vo_vesa 

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@15981 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
aurel 2005-07-16 14:49:21 +00:00
parent e61bf8b1ee
commit 45e3bfcaee
1 changed files with 24 additions and 19 deletions
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43
osdep/vbelib.c
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@ -24,6 +24,8 @@
#include <ctype.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <linux/kd.h>
static struct VesaProtModeInterface vbe_pm_info;
static struct VesaModeInfoBlock curr_mode_info;
@ -94,25 +96,28 @@ static inline int VBE_LRMI_int(int int_no, struct LRMI_regs *r)
#define VBE_LRMI_int(int_no,regs) (VBE_LRMI_int(int_no,regs))
#endif
static FILE *my_stdin;
static FILE *my_stdout;
static FILE *my_stderr;
static void __set_cursor_type(FILE *stdout_fd,int cursor_on)
/**
* Set console to graphics or text mode.
* This is a clean way to enable/disable console text output
* and cursor blinking.
*
* @param mode The new wanted mode. Can be either KD_GRAPHICS to switch
* to graphics mode or anything else to switch back to the
* original mode.
*/
static void kd_set_mode(int mode)
{
fprintf(stdout_fd,"\033[?25%c",cursor_on?'h':'l');
}
static int old_mode = KD_TEXT;
int fd;
/* TODO: do it only on LCD or DFP. We should extract such info from DDC */
static void hide_terminal_output( void )
{
my_stdin = fopen(ttyname(fileno(stdin )),"r");
my_stdout = fopen(ttyname(fileno(stdout)),"w");
my_stderr = fopen(ttyname(fileno(stderr)),"w");
__set_cursor_type(stdout,0);
/*if(isatty(fileno(stdin ))) stdin =freopen("/dev/null","r",stdin );*/
if(isatty(fileno(stdout))) freopen("/dev/null","w",stdout);
if(isatty(fileno(stderr))) freopen("/dev/null","w",stderr);
if ((fd = open("/dev/tty0", O_RDWR)) < 0)
return;
if(mode == KD_GRAPHICS)
old_mode = ioctl(fd, KDGETMODE);
else
mode = old_mode;
ioctl(fd, KDSETMODE, mode);
close(fd);
}
static unsigned hh_int_10_seg;
@ -147,13 +152,13 @@ int vbeInit( void )
&& vbe_pm_info.iopl_ports[i++] > 1023) ioperm(iopl_port,1,1);
iopl(3);
fd_mem = open("/dev/mem",O_RDWR);
hide_terminal_output();
kd_set_mode(KD_GRAPHICS);
return VBE_OK;
}
int vbeDestroy( void )
{
if (my_stdout) __set_cursor_type(my_stdout,1);
kd_set_mode(KD_TEXT);
close(fd_mem);
LRMI_free_real(controller_info);
return VBE_OK;