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lfxsys.c
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#if HAVE_SVGALIB == 1
#include <vga.h>
#include <vgagl.h>
#include <vgamouse.h>
#include <sys/ioctl.h>
#endif
#include <ctype.h>
#include <unistd.h>
#include <sys/mman.h>
#include <termios.h>
#include <sys/resource.h>
#include <string.h>
#include <signal.h>
#include <semaphore.h>
#include <pthread.h>
#include <fcntl.h>
#include <linux/fb.h>
#include <sys/mman.h>
#include <locale.h>
#include <sys/un.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <stdarg.h>
#include <linux/keyboard.h> /* to use KG_SHIFT and so on */
#if HAVE_OSS == 1
#if OSSD == 1
#include <sys/soundcard.h>
#else
#include <soundcard.h>
#endif
#include <sys/ioctl.h>
#endif
#include "globdef.h"
#include "thrdef.h"
#include "uidef.h"
#include "screendef.h"
#include "xdef.h"
#include "keyboard_def.h"
#include "vernr.h"
#include "sdrdef.h"
#include "options.h"
#include "lscreen.h"
// X11
#if HAVE_X11 == 1
extern GC xgc;
extern XImage *ximage;
extern Display *xdis;
extern Window xwin;
extern Colormap lir_colormap;
#endif
int framebuffer_handle;
char *framebuffer_pointer;
size_t framebuffer_screensize;
int first_mempix_copy;
int last_mempix_copy;
char first_mempix_flag;
char last_mempix_flag;
// FBDEV
typedef struct {
unsigned short int red;
unsigned short int green;
unsigned short int blue;
unsigned int pixel;
short int flag;
float total;
} PIXINFO;
struct termios termios_pp;
int terminal_flag;
int gpm_fd;
struct fb_cmap *fb_palette;
int mouse_wheel_flag;
// X11
//||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
void xlir_fix_bug(int bug)
{
#if HAVE_X11 == 1
XEvent ev;
switch (bug) {
case 0:
return;
case 1:
ev.type = Expose;
ev.xexpose.display = xdis;
ev.xexpose.window = xwin;
ev.xexpose.send_event = FALSE;
ev.xexpose.count=256;
ev.xexpose.x = 16;
ev.xexpose.y = 16;
ev.xexpose.width = 16;
ev.xexpose.height = 16;
ev.xexpose.serial = 0;
if(screen_type != SCREEN_TYPE_X11_SHM) {
XSendEvent(xdis, xwin, FALSE, ExposureMask, &ev);
}
#if HAVE_SHM == 1
else {
XSendEvent(xdis, xwin, FALSE, ExposureMask, &ev);
}
#endif
return;
default:
return;
}
#else
(void)bug;
#endif
}
void lir_set_title(char *s)
{
#if HAVE_X11 == 1
if(!(screen_type &
(SCREEN_TYPE_X11+SCREEN_TYPE_X11_SHM+SCREEN_TYPE_WINDOWS)))return;
char *window_name;
char wn[80];
XTextProperty window_title_property;
// Set the name of our window
// This is the string to be translated into a property.
// translate the given string into an X property.
#if IA64 == 0
sprintf(wn," 32bit");
#else
sprintf(wn," 64bit");
#endif
if(screen_type != SCREEN_TYPE_X11_SHM) {
sprintf(&wn[6]," %s %s",PROGRAM_NAME,s);
} else {
sprintf(&wn[6]," MIT SHM %s %s",PROGRAM_NAME,s);
}
window_name=wn;
XStringListToTextProperty(&window_name, 1, &window_title_property);
XSetWMName(xdis, xwin, &window_title_property);
XFree(window_title_property.value);
#else
(void)s;
#endif
}
void xlir_fillbox(int x, int y,int w, int h, unsigned char c)
{
int i, j, k;
unsigned short int *ipalette;
k=(x+y*screen_width);
if(k<0 || k+(h-1)*screen_width+w > screen_totpix) {
fillbox_error(x,y,w,h);
return;
}
if(first_mempix > k) {
first_mempix_copy=k;
first_mempix=k;
first_mempix_flag=1;
}
switch (color_depth) {
case 24:
for(j=0; j<h; j++) {
for(i=0; i<w; i++) {
mempix_char[4*(k+i) ]=svga_palette[3*c ];
mempix_char[4*(k+i)+1]=svga_palette[3*c+1];
mempix_char[4*(k+i)+2]=svga_palette[3*c+2];
}
k+=screen_width;
}
break;
case 16:
ipalette=(unsigned short int*)(&svga_palette[0]);
for(j=0; j<h; j++) {
for(i=0; i<w; i++) {
mempix_shi[k+i]=ipalette[c];
}
k+=screen_width;
}
break;
case 8:
for(j=0; j<h; j++) {
for(i=0; i<w; i++) {
mempix_char[k+i]=xpalette[c];
}
k+=screen_width;
}
break;
}
k-=screen_width-w;
if(last_mempix < k) {
last_mempix_copy=k;
last_mempix=k;
last_mempix_flag=1;
}
}
void xlir_getbox(int x, int y, int w, int h, size_t* dp)
{
unsigned char *savmem;
int i, j, k, m;
unsigned char c,c1,c2,c3;
unsigned short int *ipalette;
k=x+y*screen_width;
savmem=(unsigned char*)dp;
m=0;
c=0;
c1=0;
c2=0;
switch (color_depth) {
case 24:
for(j=0; j<h; j++) {
for(i=0; i<w; i++) {
if(svga_palette[3*c ] == mempix_char[4*(k+i) ] &&
svga_palette[3*c+1] == mempix_char[4*(k+i)+1] &&
svga_palette[3*c+2] == mempix_char[4*(k+i)+2])goto store_24;
if(svga_palette[3*c1 ] == mempix_char[4*(k+i) ] &&
svga_palette[3*c1+1] == mempix_char[4*(k+i)+1] &&
svga_palette[3*c1+2] == mempix_char[4*(k+i)+2]) {
c3=c;
c=c1;
c1=c;
goto store_24;
}
if(svga_palette[3*c2 ] == mempix_char[4*(k+i) ] &&
svga_palette[3*c2+1] == mempix_char[4*(k+i)+1] &&
svga_palette[3*c2+2] == mempix_char[4*(k+i)+2]) {
c3=c;
c=c2;
c1=c;
c2=c3;
goto store_24;
}
c2=c1;
c1=c;
while(svga_palette[3*c ] != mempix_char[4*(k+i) ] ||
svga_palette[3*c+1] != mempix_char[4*(k+i)+1] ||
svga_palette[3*c+2] != mempix_char[4*(k+i)+2]) {
c++;
if(c>=MAX_SVGA_PALETTE)c=0;
if(c==c1) {
lirerr(1248);
return;
}
}
store_24:
;
savmem[m]=c;
m++;
}
k+=screen_width;
}
break;
case 16:
ipalette=(unsigned short int*)(&svga_palette[0]);
for(j=0; j<h; j++) {
for(i=0; i<w; i++) {
if(ipalette[c] == mempix_shi[(k+i)]) goto store_16;
if(ipalette[c1] == mempix_shi[(k+i)]) {
c3=c;
c=c1;
c1=c;
goto store_16;
}
if(ipalette[c2] == mempix_shi[(k+i)]) {
c3=c;
c=c2;
c1=c;
c2=c3;
goto store_16;
}
c2=c1;
c1=c;
while(ipalette[c] != mempix_shi[(k+i)]) {
c++;
if(c>=MAX_SVGA_PALETTE)c=0;
if(c==c1) {
lirerr(1248);
return;
}
}
store_16:
;
savmem[m]=c;
m++;
}
k+=screen_width;
}
break;
case 8:
for(j=0; j<h; j++) {
for(i=0; i<w; i++) {
if(xpalette[c] == mempix_char[(k+i)]) goto store_8;
if(xpalette[c1] == mempix_char[(k+i)]) {
c3=c;
c=c1;
c1=c;
goto store_8;
}
if(xpalette[c2] == mempix_char[(k+i)]) {
c3=c;
c=c2;
c1=c;
c2=c3;
goto store_8;
}
c2=c1;
c1=c;
while(xpalette[c] != mempix_char[(k+i)]) {
c++;
if(c>=MAX_SVGA_PALETTE)c=0;
if(c==c1) {
lirerr(1248);
return;
}
}
store_8:
;
savmem[m]=c;
m++;
}
k+=screen_width;
}
break;
}
}
void xlir_putbox(int x, int y, int w, int h, size_t* dp)
{
unsigned char *savmem;
int i, j, k, m;
unsigned short int *ipalette;
k=(x+y*screen_width);
if(k<0 || k+(h-1)*screen_width+w-1 >= screen_totpix) {
putbox_error(x,y,w,h);
return;
}
if(first_mempix > k) {
first_mempix_copy=k;
first_mempix=k;
first_mempix_flag=1;
}
m=0;
savmem=(unsigned char*)dp;
switch (color_depth) {
case 24:
for(j=0; j<h; j++) {
for(i=0; i<w; i++) {
mempix_char[4*(k+i) ]=svga_palette[3*savmem[m] ];
mempix_char[4*(k+i)+1]=svga_palette[3*savmem[m]+1];
mempix_char[4*(k+i)+2]=svga_palette[3*savmem[m]+2];
m++;
}
k+=screen_width;
}
break;
case 16:
ipalette=(unsigned short int*)(&svga_palette[0]);
for(j=0; j<h; j++) {
for(i=0; i<w; i++) {
mempix_shi[k+i]=ipalette[savmem[m]];
m++;
}
k+=screen_width;
}
break;
case 8:
for(j=0; j<h; j++) {
for(i=0; i<w; i++) {
mempix_char[k+i]=xpalette[savmem[m]];
m++;
}
k+=screen_width;
}
}
if(last_mempix < k) {
last_mempix_copy=k;
last_mempix=k;
last_mempix_flag=1;
}
}
void xlir_hline(int x1, int y, int x2, unsigned char c)
{
int i, ia, ib;
unsigned short int *ipalette;
ia=y*screen_width;
if(x1 <= x2) {
ib=ia+x2;
ia+=x1;
} else {
ib=ia+x1;
ia+=x2;
}
if(ia < 0 || ib >= screen_totpix) {
h_line_error(x1, y, x2);
return;
}
switch (color_depth) {
case 24:
for(i=ia; i<=ib; i++) {
mempix_char[4*i ]=svga_palette[3*c ];
mempix_char[4*i+1]=svga_palette[3*c+1];
mempix_char[4*i+2]=svga_palette[3*c+2];
}
break;
case 16:
ipalette=(unsigned short int*)(&svga_palette[0]);
for(i=ia; i<=ib; i++) {
mempix_shi[i]=ipalette[c];
}
break;
case 8:
for(i=ia; i<=ib; i++) {
mempix_char[i]=xpalette[c];
}
break;
}
if(first_mempix > ia) {
first_mempix_copy=ia;
first_mempix=ia;
first_mempix_flag=1;
}
if(last_mempix < ib) {
last_mempix_copy=ib;
last_mempix=ib;
last_mempix_flag=1;
}
}
void xlir_line(int x1, int yy1, int x2,int y2, unsigned char c)
{
int ia;
int i,j,k;
int xd, yd;
float t1,t2,delt;
unsigned short int *ipalette;
if(x1 < 0)x1=0;
if(x1 >= screen_width)x1=screen_width-1;
if(x2 < 0)x2=0;
if(x2 >= screen_width)x2=screen_width-1;
if(yy1 < 0)yy1=0;
if(yy1 >= screen_height)yy1=screen_height-1;
if(y2 < 0)y2=0;
if(y2 >= screen_height)y2=screen_height-1;
xd=x2-x1;
yd=y2-yy1;
if(yd==0) {
if(xd==0) {
lir_setpixel(x1,yy1,c);
} else {
lir_hline(x1,yy1,x2,c);
}
return;
}
if(abs(xd)>=abs(yd)) {
if(xd>=0) {
k=1;
} else {
k=-1;
}
if(yd >= 0) {
delt=0.5;
} else {
delt=-0.5;
}
t1=yy1;
t2=(float)(yd)/abs(xd);
i=x1-k;
switch (color_depth) {
case 24:
while(i!=x2) {
i+=k;
j=t1+delt;
ia=i+j*(screen_width);
mempix_char[4*ia ]=svga_palette[3*c ];
mempix_char[4*ia+1]=svga_palette[3*c+1];
mempix_char[4*ia+2]=svga_palette[3*c+2];
if(first_mempix > ia) {
first_mempix_copy=ia;
first_mempix=ia;
first_mempix_flag=1;
}
if(last_mempix < ia) {
last_mempix_copy=ia;
last_mempix=ia;
last_mempix_flag=1;
}
t1+=t2;
}
break;
case 16:
ipalette=(unsigned short int*)(&svga_palette[0]);
while(i!=x2) {
i+=k;
j=t1+delt;
ia=i+j*(screen_width);
mempix_shi[ia ]=ipalette[c ];
if(first_mempix > ia) {
first_mempix_copy=ia;
first_mempix=ia;
first_mempix_flag=1;
}
if(last_mempix < ia) {
last_mempix_copy=ia;
last_mempix=ia;
last_mempix_flag=1;
}
t1+=t2;
}
break;
case 8:
while(i!=x2) {
i+=k;
j=t1+delt;
ia=i+j*(screen_width);
mempix_char[ia ]=xpalette[c ];
if(first_mempix > ia) {
first_mempix_copy=ia;
first_mempix=ia;
first_mempix_flag=1;
}
if(last_mempix < ia) {
last_mempix_copy=ia;
last_mempix=ia;
last_mempix_flag=1;
}
t1+=t2;
}
break;
}
} else {
if(yd>=0) {
k=1;
} else {
k=-1;
}
if(xd >= 0) {
delt=0.5;
} else {
delt=-0.5;
}
t1=x1;
t2=(float)(xd)/abs(yd);
i=yy1-k;
switch (color_depth) {
case 24:
while(i!=y2) {
i+=k;
j=t1+delt;
ia=j+i*(screen_width);
mempix_char[4*ia ]=svga_palette[3*c ];
mempix_char[4*ia+1]=svga_palette[3*c+1];
mempix_char[4*ia+2]=svga_palette[3*c+2];
if(first_mempix > ia) {
first_mempix_copy=ia;
first_mempix=ia;
first_mempix_flag=1;
}
if(last_mempix < ia) {
last_mempix_copy=ia;
last_mempix=ia;
last_mempix_flag=1;
}
t1+=t2;
}
break;
case 16:
ipalette=(unsigned short int*)(&svga_palette[0]);
while(i!=y2) {
i+=k;
j=t1+delt;
ia=j+i*(screen_width);
mempix_shi[ia ]=ipalette[c ];
if(first_mempix > ia) {
first_mempix_copy=ia;
first_mempix=ia;
first_mempix_flag=1;
}
if(last_mempix < ia) {
last_mempix_copy=ia;
last_mempix=ia;
last_mempix_flag=1;
}
t1+=t2;
}
break;
case 8:
while(i!=y2) {
i+=k;
j=t1+delt;
ia=j+i*(screen_width);
mempix_char[ia ]=xpalette[c ];
if(first_mempix > ia) {
first_mempix_copy=ia;
first_mempix=ia;
first_mempix_flag=1;
}
if(last_mempix < ia) {
last_mempix_copy=ia;
last_mempix=ia;
last_mempix_flag=1;
}
t1+=t2;
}
break;
}
}
}
void xclear_screen(void)
{
int i, k;
switch (color_depth) {
case 24:
k=4*screen_width*screen_height;
for(i=0; i<k; i+=4) {
mempix_char[i]=svga_palette[3*CLRSCR_COLOR];
mempix_char[i+1]=svga_palette[3*CLRSCR_COLOR+1];
mempix_char[i+2]=svga_palette[3*CLRSCR_COLOR+2];
mempix_char[i+3]=255;
}
break;
case 16:
k=screen_width*screen_height;
for(i=0; i<k; i++) {
mempix_shi[i]=0;
}
break;
case 8:
k=screen_width*screen_height;
for(i=0; i<k; i++) {
mempix_char[i]=xpalette[0];
}
}
lir_refresh_entire_screen();
lir_refresh_screen();
}
void xlir_refresh_entire_screen(void)
{
first_mempix_copy=0;
first_mempix=0;
first_mempix_flag=1;
last_mempix_copy=screen_totpix-1;
last_mempix=screen_totpix-1;
last_mempix_flag=1;
}
void xlir_refresh_screen(void)
{
lir_set_event(EVENT_REFRESH_SCREEN);
}
void xlir_getpalettecolor(int j, int *r, int *g, int *b)
{
int k;
unsigned short int *ipalette;
switch (color_depth) {
case 24:
b[0]=(int)(svga_palette[3*j ])>>2;
g[0]=(int)(svga_palette[3*j+1])>>2;
r[0]=(int)(svga_palette[3*j+2])>>2;
break;
case 16:
ipalette=(unsigned short int*)(&svga_palette[0]);
k=ipalette[j];
k<<=1;
b[0]=k&0x3f;
k>>=6;
g[0]=k&0x3f;
k>>=5;
r[0]=k;
break;
case 8:
b[0]=(int)(svga_palette[3*j ]);
g[0]=(int)(svga_palette[3*j+1]);
r[0]=(int)(svga_palette[3*j+2]);
break;
}
}
void xlir_setpixel(int x, int y, unsigned char c)
{
int ia;
unsigned short int *ipalette;
ia=x+y*screen_width;
if(ia < 0 || ia >= screen_totpix) {
setpixel_error(x, y);;
return;
}
switch (color_depth) {
case 24:
mempix_char[4*ia ]=svga_palette[3*c ];
mempix_char[4*ia+1]=svga_palette[3*c+1];
mempix_char[4*ia+2]=svga_palette[3*c+2];
break;
case 16:
ipalette=(unsigned short int*)(&svga_palette[0]);
mempix_shi[ia]=ipalette[c];
break;
case 8:
mempix_char[ia]=xpalette[c];
break;
}
if(first_mempix > ia) {
first_mempix_copy=ia;
first_mempix=ia;
first_mempix_flag=1;
}
if(last_mempix < ia) {
last_mempix_copy=ia;
last_mempix=ia;
last_mempix_flag=1;
}
}
// ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
// SVGALIB
int llir_getpixel(int x, int y)
{
#if HAVE_SVGALIB == 1
return gl_getpixel(x,y);
#else
(void)x;
(void)y;
return 0;
#endif
}
void lgraphics_init(void)
{
#if HAVE_SVGALIB == 1
int i;
vga_setmode(ui.vga_mode);
gl_setcontextvga(ui.vga_mode);
if(BYTESPERPIXEL != 1) {
lirerr(1243);
return;
}
screen_width=WIDTH;
screen_height=HEIGHT;
if(screen_width < 640 || screen_height < 480) {
lirerr(1242);
return;
}
for(i=0; i<256; i++) {
gl_setpalettecolor(i, svga_palette[3*i+2],
svga_palette[3*i+1],
svga_palette[3*i ]);
}
init_font(ui.font_scale);
#endif
}
void llir_fix_bug(int bug)
{
(void) bug;
}
void llin_global_uiparms(int wn)
{
#if HAVE_SVGALIB == 1
char ss[80];
int line;
char s[80];
int *modflag;
int i, grp, maxprio;
vga_modeinfo *info;
// ************************************************
// ***** Select screen number for svgalib ******
// ************************************************
if(wn!=0) {
if( ui.operator_skil == OPERATOR_SKIL_NEWCOMER) {
clear_screen();
lir_text(0,4,"You are now in NEWCOMER mode.");
lir_text(0,6,"Press 'Y' to change to NORMAL mode or 'N' to");
lir_text(0,7,"stay in newcomer mode.");
ask_newco:
;
await_processed_keyboard();
if(lir_inkey == 'N')goto stay_newco;
if(lir_inkey != 'Y')goto ask_newco;
ui.operator_skil=OPERATOR_SKIL_NORMAL;
}
stay_newco:
;
if( ui.operator_skil == OPERATOR_SKIL_NORMAL) {
clear_screen();
lir_text(0,7,"You are now in NORMAL mode.");
lir_text(0,9," 'Y' to change to EXPERT mode or 'N' to");
lir_text(0,10,"stay in normal mode.");
ask_normal:
;
await_processed_keyboard();
if(lir_inkey == 'N')goto stay_normal;
if(lir_inkey != 'Y')goto ask_normal;
ui.operator_skil=OPERATOR_SKIL_EXPERT;
}
stay_normal:
;
}
modflag = malloc((GLASTMODE+1) * sizeof(int));
if(modflag == NULL) {
if(wn==0) {
exit(0);
} else {
lirerr(1034);
return;
}
}
modflag[0]=0;
line=0;
sprintf(s,"Choose one of the following video modes:");
if(wn==0) {
for(i=0; i<32; i++)printf("\n");
printf("%s",s);
} else {
clear_screen();
settextcolor(15);
lir_text(0,line,s);
settextcolor(7);
line++;
}
grp=0;
for (i = 1; i <= GLASTMODE; i++) {
if (vga_hasmode(i)) {
info = vga_getmodeinfo(i);
if (info->colors == 256) {
modflag[0]++;
modflag[i]=1;
sprintf(s,"%5d: %dx%d ",i, info->width, info->height);
s[20]=0;
if(wn==0) {
if(grp==0)printf("\n");
printf("%s",s);
} else {
lir_text(20*grp,line,s);
}
grp++;
if(grp >= 3) {
grp=0;
line++;
if(line > screen_last_line-1)line=screen_last_line-1;
}
} else {
modflag[i]=0;
}
}
}
if(wn==0)printf("\n");
line++;
if(modflag[0] == 0) {
sprintf(s,"No 256 color graphics found.");
if(wn==0) {
printf("%s\n",s);
exit(0);
} else {
lirerr(352198);
return;
}
}
gtmode:
;
sprintf(s,"Enter mode number.");
if(wn==0) {
printf("%s Then %s\n",s,press_enter);
fflush(stdout);
lir_sleep(100000);
if(lir_inkey==0)exit(0);
clear_keyboard();
i=0;
ss[0]=' ';
ss[1]=0;
while(ss[i]!=10) {
if(i<10)i++;
await_keyboard();
if(lir_inkey==0)exit(0);
ss[i]=lir_inkey;
ss[i+1]=0;
}
sscanf(ss,"%d", &ui.vga_mode);
} else {
lir_text(12,line,"=>");
ui.vga_mode=lir_get_integer(15,line,3,0,GLASTMODE);
}
sprintf(s,"Error: Mode number out of range");
if(ui.vga_mode <0 || ui.vga_mode > GLASTMODE)goto moderr;
if (modflag[ui.vga_mode] == 0) {
moderr:
;
if(wn==0) {
printf("%s\n\n",s);
}
goto gtmode;
}
free(modflag);
// *******************************************************
if(wn!=0) {
line=0;
clear_screen();
}
if(ui.operator_skil == OPERATOR_SKIL_NEWCOMER) {
ui.font_scale=2;
} else {
sprintf(s,"Enter font scale (1 to 5)");
fntc:
;
if(wn==0) {
printf("\n%s\n=>",s);
await_keyboard();
if(lir_inkey==0)exit(0);
} else {
lir_text(0,line,s);
await_keyboard();
if(kill_all_flag) return;
line++;
if(line>=screen_last_line)line=screen_last_line;
}
if(lir_inkey < '1' || lir_inkey > '5')goto fntc;
ui.font_scale=lir_inkey-'0';
if(lir_errcod)return;
}
lgraphics_init();
if(lir_errcod)return;
clear_screen();
settextcolor(15);
lir_text(0,2,"Mouse speed reduction factor:");
ui.mouse_speed=lir_get_integer(30,2,3,1,999);
ui.max_blocked_cpus=0;
ui.process_priority=0;
wse.parport=0;
wse.parport_pin=0;
if(ui.operator_skil != OPERATOR_SKIL_NEWCOMER) {
if(no_of_processors > 1) {
clear_screen();
sprintf(s,"This system has % d processors.",no_of_processors);
lir_text(0,3,s);
lir_text(0,4,"How many do you allow Linrad to block?");
lir_text(0,5,
"If you run several instances of Linrad on one multiprocessor");
lir_text(0,6,"platform it may be a bad idea to allow the total number");
lir_text(0,7,"of blocked CPUs to be more that the total number less one.");
lir_text(5,9,"=>");
ui.max_blocked_cpus=lir_get_integer(8,9,2,0,no_of_processors-1);
}
prio:
;
clear_screen();
sprintf(s,"Set process priority (0=NORMAL to ");
if(ui.operator_skil == OPERATOR_SKIL_EXPERT) {
strcat(s,"3=REALTIME)");
maxprio=3;
} else {
strcat(s,"2=HIGH)");
maxprio=2;
}
lir_text(0,7,s);
to_upper_await_keyboard();
if(lir_inkey >='0' && lir_inkey <= maxprio+'0') {
ui.process_priority=lir_inkey-'0';
} else {
goto prio;
}
if(ui.process_priority==2) {
sprintf(s,"Are you sure? (Y/N)");
clear_screen();
lir_text(0,3,s);
to_upper_await_keyboard();
if(lir_inkey=='Y')goto prio_x;
goto prio;
}
if(ui.process_priority==3) {