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(* dosfetch - a neofetch clone for DOS
*
* Written by Leah Neukirchen <leah@vuxu.org>
*
* To the extent possible under law, the creator of this work has waived
* all copyright and related or neighboring rights to this work.
*)
program dosfetch;
uses crt, dos;
{
More ideas:
- uptime (hard)
- CPU details
}
function cmos(cmd: byte): byte;
begin
port[$70] := cmd;
cmos := port[$71];
end;
procedure base_memory;
var a : integer;
begin
asm
int $12;
mov a, ax;
end;
writeln(a, ' KB');
end;
procedure extended_memory;
var a, c, d : integer;
l : longint;
err : byte;
begin
err := 0;
asm
mov ah, $88;
int $15;
jnc @@skip;
mov err, ah;
@@skip:
mov a, ax;
end;
if err > 0 then
writeln('none') { XXX could be wrong on XT }
else begin
asm
clc;
mov ax, $E801;
int $15;
jnc @@skip;
mov err, ah;
@@skip:
mov c, cx;
mov d, dx;
end;
if err > 0 then
writeln(cmos($17) + 256*longint(cmos($18)), ' KB')
else
writeln(longint(c) + 64*longint(d), ' KB');
end;
end;
procedure disksize(disk: byte);
var a, b, c, d : word;
total, free : longint;
begin
asm
mov ah, $36;
mov dl, disk;
int $21;
mov a, ax;
mov b, bx;
mov c, cx;
mov d, dx;
end;
free := longint(a)*longint(c)*longint(b);
total := longint(a)*longint(c)*longint(d);
write(total div 1024 - free div 1024, '/', total div 1024, ' KB (');
writeln(round((free/total)*100), '% free)');
end;
procedure dosver;
var maj, min, ven : byte;
smaj, smin, sven : string;
begin
asm
mov ax, $3000;
int $21;
mov ven, bh;
mov ax, $3306;
int $21;
mov maj, bl;
mov min, bh;
end;
case ven of
$00 : write('IBM DOS ');
$FD : write('FreeDOS ');
$FF : write('MS DOS ');
else write('Unknown DOS ');
end;
writeln(maj, '.', min);
end;
procedure floppy;
var a : byte; f : integer;
begin
asm
int $11;
mov a, al;
end;
if ((a and $1) = $1) then
f := (a shr 6) + 1
else
f := 0;
writeln(f);
end;
procedure fpu;
var a : byte;
begin
asm
int $11;
mov a, al;
end;
if ((a and $2) = $2) then
writeln('YES')
else
writeln('no');
end;
procedure colorline(s : string);
var y, b, r : string;
begin
textcolor(yellow); write(copy(s, 1, 14));
textcolor(lightblue); write(copy(s, 15,14));
textcolor(lightred); write(copy(s, 29,14));
normvideo;
writeln;
end;
begin
clrscr;
writeln;
window(2, 2, 80, 25);
colorline('88888888ba, ,ad8888ba, ad88888ba ');
colorline('88 `"8b d8"'' `"8b d8" "8b ');
colorline('88 `8b d8'' `8b Y8, ');
colorline('88 88 88 88 `Y8aaaaa, ');
colorline('88 88 88 88 `"""""8b, ');
colorline('88 8P Y8, ,8P `8b ');
colorline('88 .a8P Y8a. .a8P Y8a a8P ');
colorline('88888888Y"'' `"Y8888Y"'' "Y88888P"');
window(45, 2, 80, 25);
textcolor(white); write('OS: '); normvideo; dosver;
textcolor(white); write('Shell: '); normvideo; writeln(getenv('COMSPEC'));
textcolor(white); write('Floppy drives: '); normvideo; floppy;
textcolor(white); write('Disk: '); normvideo; disksize(0);
textcolor(white); write('Base Memory: '); normvideo; base_memory;
textcolor(white); write('Ext. Memory: '); normvideo; extended_memory;
textcolor(white); write('Floating Point Unit: '); normvideo; fpu;
writeln;
end.
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