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advance1.pas
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{/////////////////////////////////////////////////////////////////////////
//
// Dos Navigator Open Source 1.51.08
// Based on Dos Navigator (C) 1991-99 RIT Research Labs
//
// This programs is free for commercial and non-commercial use as long as
// the following conditions are aheared to.
//
// Copyright remains RIT Research Labs, and as such any Copyright notices
// in the code are not to be removed. If this package is used in a
// product, RIT Research Labs should be given attribution as the RIT Research
// Labs of the parts of the library used. This can be in the form of a textual
// message at program startup or in documentation (online or textual)
// provided with the package.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the copyright
// notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// 3. All advertising materials mentioning features or use of this software
// must display the following acknowledgement:
// "Based on Dos Navigator by RIT Research Labs."
//
// THIS SOFTWARE IS PROVIDED BY RIT RESEARCH LABS "AS IS" AND ANY EXPRESS
// OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
// ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
// GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
// IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// The licence and distribution terms for any publically available
// version or derivative of this code cannot be changed. i.e. this code
// cannot simply be copied and put under another distribution licence
// (including the GNU Public Licence).
//
//////////////////////////////////////////////////////////////////////////}
{$I STDEFINE.INC}
{AK155 = Alexey Korop, 2:461/155@fidonet}
{Cat = Aleksej Kozlov, 2:5030/1326.13@fidonet}
{Cat
28/08/2001 - ¬®£¨¥ ¨¬¥î騥áï äãªæ¨¨ ¯¥à¥¤¥« « ¤«ï ᮢ¬¥á⨬®á⨠á ⨯®¬
AnsiString; ¤®¡ ¢¨« «®£¨çë¥ äãªæ¨¨, à ¡®â î騥 á ⨯®¬ LongString
16/01/2002 - äãªæ¨¨ ¯®¨áª áâப¨ ¢ ¡ãä¥à¥ ⥯¥àì ¯®«ãç îâ ¯ à ¬¥âàë ⨯
LongInt ¢¬¥áâ® Word
}
unit Advance1; {String functions}
interface
uses
Defines, Dos {Cat}
;
var
{‘«¥¤ãî騥 âਠ⠡«¨æë ¨á¯®«ì§ãîâáï ¢¬¥áâ® XlatCP ¤«ï "¯¥à¥ª®¤¨à®¢ª¨"
Ascii-Ascii (á¬. ¯¥à¢ë¥ í«¥¬¥âë KeyMapDescr). ®í⮬㠮¨ ¤®«¦ë
¯à¨áãâá⢮¢ âì ¢á¥ âà¨, ¨ ¨¬¥® ¢ â ª®¬ ¯®à浪¥. }
UpCaseArray: TXlat;
{` ¥à¥¢®¤ ¢¥à娩 ॣ¨áâà ¢ ASCII`}
NullXlatTable: TXlat;
{` ’®¦¤¥á⢥ ï ¯¥à¥ª®¤¨à®¢ª `}
NullXlatTable1: TXlat;
LowCaseArray: TXlat;
{` ¥à¥¢®¤ ¨¦¨© ॣ¨áâà ¢ ASCII`}
function NewStr(const S: String): PString;
function NewLongStr(const S: LongString): PLongString;
procedure DisposeStr(var P: PString);
procedure DisposeLongStr(var P: PLongString);
procedure ReplaceP(var P: PString; S: String);
function CnvString(P: PString): String; {conversion: PString to String}
function CnvLongString(P: PLongString): LongString;
{conversion: PLongString to LongString}
function StrGrd(AMax, ACur: TSize; Wide: Byte; Rev: Boolean): String;
function Percent(AMax, ACur: TSize): String;
{` ®áâ஥¨¥ áâப¨ ¢¨¤ 57%; ¤«¨ - ª ª ¯®«ãç¨âáï. `}
procedure Hex8Lo(L: LongInt; var HexLo);
procedure AddStr(var S: String; C: Char);
inline;
begin
S := S+C
end; {Cat}
{procedure DelFC(var s:String);}
{--- ' '-related string functions }
function CenterStr(const s: String; n: Byte): String; {DataCompBoy}
function AddSpace(const s: String; n: Byte): String;
function LongAddSpace(const s: LongString; n: LongInt): LongString;
function PredSpace(s: String; n: Byte): String;
function DelSpaces(s: String): String;
procedure DelSpace(var s: String);
procedure DelRight(var S: String);
procedure LongDelRight(var S: LongString);
function fDelRight(s: String): String;
procedure DelLeft(var S: String);
procedure LongDelLeft(var S: LongString);
function fDelLeft(s: String): String;
function Cut(p: String; len: Integer): String;
function CutH(p: String; len: Integer): String;
function Strg(C: Char; Num: Byte): String;
{` ‘®§¤ âì áâப㠤«¨®© Num, § ¯®«¥ãî ᨬ¢®«®¬ C `}
function LongStrg(C: Char; Num: LongInt): LongString;
{` ‘®§¤ âì áâப㠤«¨®© Num, § ¯®«¥ãî ᨬ¢®«®¬ C `}
{case functions}
function UpCase(c: Char): Char;
{AK155}
inline;
begin
UpCase := UpCaseArray[C]
end;
procedure UpStr(var s: String);
function UpStrg(s: String): String;
function LowCase(c: Char): Char;
{AK155}
inline;
begin
LowCase := LowCaseArray[C]
end;
procedure LowStr(var s: String);
function LowStrg(s: String): String;
procedure UpLowStr(var s: String); {JO}
function UpLowStrg(s: String): String; {JO}
procedure CapStr(var S: String);
procedure CapLongStr(var S: LongString; First, Last: Integer);
function CapStrg(S: String): String;
function CapLongStrg(const S: LongString; First, Last: Integer): LongString;
{procedure MakeCase(CaseSensitive: Boolean);}
function ItoS(a: LongInt): String;
function ZtoS(a: TSize): String;
function RtoS(a: Real; M, F: Integer): String;
function StoI(const s: String): LongInt;
function SStr(a: LongInt; B: Byte; C: Char): String;
function SSt2(a: LongInt; B: Byte; C: Char): String;
function FStr(a: TSize): String;
{` ‘âப®¢®¥ ¯à¥¤áâ ¢«¥¨¥ à §¬¥à .
„«¨ १ã«ìâ â - ¥ ¡®«¥¥ 12 ᨬ¢®«®¢, ¢¥¤ãé¨å ¯à®¡¥«®¢ ¥â.
’ਠ¤ë à §¤¥«ïîâáï ¢ ᮮ⢥âá⢨¨ á áâனª ¬¨ áâà ë `}
function FileSizeStr(X: TSize): String;
{` ‘âப®¢®¥ ¯à¥¤áâ ¢«¥¨¥ ¤«¨ë ä ©« .
„«¨ १ã«ìâ â - 9 ᨬ¢®«®¢, ¯à¨¦¨¬ ¢¯à ¢®.
’ਠ¤ë à §¤¥«ïîâáï ¢ ᮮ⢥âá⢨¨ á áâனª ¬¨ áâà ë `}
function Hex2(a: Byte): Str2;
function Hex4(a: Word): Str4;
function Hex8(a: LongInt): Str8;
function HexFilePos(C: Comp): String;
{`9 hex-æ¨äà`}
function HexChar(a: Byte): Char;
function Replace(const Pattern, ReplaceString: String; var S: String)
: Boolean;
function Dec2(w: Word): Str2;
{` ®¢® ¤¢¥ ¤¥áïâ¨çë¥ æ¨äàë (¬« ¤è¨¥) `}
function fReplace(const SubFrom, SubTo: String; S: String): String;
function PosChar(C: Char; const S: String): Byte;
function CharCount(C: Char; const S: String): Byte; {DataCompBoy}
function SecToStr(t: Word): String;
{` ¢à¥¬ï, á ãçñ⮬ à §¤¥«¨â¥«ï ¢à¥¬¥¨, १ã«ìâ â ⨯ 12:34:56 `}
function FormatTimeStr(H, M, SS: Word): String; {DataCompBoy}
{` ¢à¥¬ï, á ãçñ⮬ ä®à¬ â ¨ à §¤¥«¨â¥«ï ¢à¥¬¥¨, १ã«ìâ â ¬®¦¥â
¡ëâì ⨯ 01:23:45pm `}
function FormatDateTime(const DT: DateTime; Time: Boolean): String; {cat}
procedure MakeCurrency(R: Real; var S: String);
function GetDateTime(Time: Boolean): String;
function Real2Str(X: Real; n: Byte): String;
function Long2Str(X: LongInt; l: Byte): String;
function Long0Str(X: LongInt; l: Byte): String;
function ToHex(I: Word): String;
procedure DelDoubles(const St: String; var Source: String);
procedure AnsiDelDoubles(const St: String; var Source: AnsiString);
procedure LongDelDoubles(const St: LongString; var Source: LongString);
procedure MakeDate(const Day, Month, Year, Hour, Min: Word;
var S: String);
procedure MakeDateFull(const Day, Month: Word; {-$VOL moidfied}
Year, Hour: Word;
const Min: Word;
var S: String;
const YFull: Boolean);
function DumpStr
{` ‘ä®à¬¨à®¢ âì ¯à¥¤áâ ¢«¥¨¥ Hex+Text c 9-§ çë¬
¤à¥á®¬ á«¥¢ . ¥à¢ë© Hex-ᨬ¢®« - S[12]`}
(var B; Addr: Comp; Count: Integer; Filter: Byte): String;
function MemEqual(var Buf1; var Buf2; Len: Word): Boolean;
type
BMTable = array[0..255] of Byte;
{` Boyer-Moore index-table data definition. `}
procedure Create_BMTable
( {output} var BMT: BMTable;
{input/output} var Pattern: String;
ExactCase: Boolean);
procedure Create_BackBMTable
( {output} var BMT: BMTable;
{input/output} var Pattern: String;
ExactCase: Boolean);
function BMsearch(
{` Boyer-Moore Search function. ¥§ã«ìâ â - ¨¤¥ªá (®â 1)
ç « ©¤¥®£® ⥪áâ ¨«¨ 0, ¥á«¨ ⥪áâ ¥ ©¤¥ }
const BMT: BMTable;
{` ¤®«¦ ¡ëâì ¯®áâ஥ § à ¥¥ `}
var Buffer;
BuffSize: LongInt;
const Pattern: String;
Utf8: Boolean;
const UpXlatArray: TXlat
{` ᮢ¬¥é ¥â ¯¥à¥ª®¤¨à®¢ªã ¨§ ª®¤¨à®¢ª¨ Buffer ¢ ASCII ¨
¯¥à¥¢®¤ ¢¥à娩 ॣ¨áâà (¥á«¨ ¤®). ‚ ¯à®á⥩襬 á«ãç ¥, ª®£¤
㦥 ॣ¨áâ஧ ¢¨á¨¬ë© ¯®¨áª ¢ ASCII, íâ® ¡ã¤¥â NullXlatTAble`}
): LongInt;
{`}
function BackBMsearch(
{` Boyer-Moore Search function. ‘¤¥« ¨§ BMsearch}
const BMT: BMTable;
var Buffer;
BuffSize: LongInt;
const Pattern: String;
Utf8: Boolean;
const UpXlatArray: TXlat
): LongInt;
{`}
function BackSearchForAllCP(S: String; var B; l: LongInt;
CaseSensitive: Boolean): LongInt; {-$VIV 14.05.99}
function SearchForAllCP(S: String; var B; l: LongInt;
CaseSensitive: Boolean): LongInt;
var
FactKeyMap: TKeyMap;
{` ¤«ï SearchForAllCP ¢å®¤¥ - ¯à¥¤¯®ç¨â ¥¬ ï ª®¤¨à®¢ª
१ã«ìâ â , ¢ë室¥ - ä ªâ¨ç¥ªáª ª®¤¨à®¢ª १ã«ìâ â `}
procedure CompressString(var S: LongString);
{AK155}
function PosLastDot(StrToMake: String): Byte;
{` ®§¨æ¨ï â®çª¨ à áè¨à¥¨ï. …᫨ à áè¨à¥¨ï ¥â - ¤«¨ ¯«îá 1 `}
function IsDummyDir(const DirName: String): Boolean;
procedure CopyShortString(const s1, s2: ShortString);
{` Š®¯¨àã¥â áâப㠢 ᮮ⢥âá⢨¨ á ¥ñ ¤«¨®©, ¥§ ¢¨á¨¬® ®â ⮣®,
ª ª ®¯¨á áâப -¯®«ãç ⥫ì. ˆá¯®«ì§ã¥âáï ¤«ï ª®¯¨à®¢ ¨ï ¤«¨®£®
¨¬¥¨ ¢ TFileRec, ª®â®à®¥ á¨â ªá¨ç¥áª¨ ¨¬¥¥â ¤«¨ã 12,
ä ªâ¨ç¥áª¨ ¯à®¤®«¦ ¥âáï ¢ ¯®«¥ Dummy`}
{/AK155}
function SPos(SubStr, S: String; Start: Integer): Integer;
{` € «®£ Pos, ⮫쪮 ¯®¨áª ç¨ ¥âáï á S[Start] `}
function MinBufSize(x: TFileSize; y: LongInt): LongInt;
{` Œ¥ì襥 ç¨á«® ¨§ à §¬¥à ä ©« ¨ à §¬¥à ¡ãä¥à `}
function Positive(x: TFileSize): TFileSize;
{` §¬¥à ä ©« , ®£à ¨ç¥ë© ᨧã ã«ñ¬ `}
function i32(x: TFileSize): LongInt;
{` TFileSize -> LongInt `}
{$ifndef LargeFileSupport}
inline;
begin
Result := x;
end;
{$endif}
function CompToFSize(x: Comp): TFileSize;
{` Comp -> TFileSize `}
function FSizeMod(x: TFileSize; y: LongInt): LongInt;
{` Žáâ ⮪ ®â ¤¥«¥¨ï x y `}
{$ifndef LargeFileSupport}
inline;
begin
Result := x mod y;
end;
{$endif}
function Str2Comp(const s: String): Comp;
implementation
uses
DnIni, Startup, Commands, Advance, U_KeyMap
;
function Dec2(w: Word): Str2;
begin
w := abs(w) mod 100;
Result := HexChar(w div 10) + HexChar(w mod 10);
end;
function StrGrd(AMax, ACur: TSize; Wide: Byte; Rev: Boolean): String;
var
A: Byte;
begin
if AMax = 0 then
A := Wide
else
A := Round((ACur*Wide)/AMax);
if Rev then
StrGrd := Strg(#177, Wide-A)+Strg(#219, A)
else
StrGrd := Strg(#219, A)+Strg(#177, Wide-A);
end;
function Percent(AMax, ACur: TSize): String;
begin
if AMax = 0 then
Percent := {0}'100%' {AK155}
else
Percent := ItoS(Trunc((ACur*100)/AMax)) + '%';
end;
procedure Hex8Lo(L: LongInt; var HexLo);
{$IFNDEF NOASM}
assembler;
{$USES EDI, EBX, EDX, ECX} {&Frame-}
asm
cld
xor dx,dx
mov edi,[HexLo]
lea ebx,[HexStr]
mov dx,[word ptr L+2]
call @@OutWord
mov dx,[word ptr L+0]
call @@OutWord
jmp @@LEnd
@@OutWord: {DX-word}
mov ax,dx
mov cl,12
shr ax,cl
xlat
stosb
mov al,dh
and al,0Fh
xlat
stosb
mov al,dl
mov cl,4
shr al,cl
xlat
stosb
mov al,dl
and al,0Fh
xlat
stosb
retn
@@LEnd:
end;
{$ELSE}
type
ChArr = array[1..8] of Char;
var
i: integer;
begin { Hex8Lo }
for i := 1 to 8 do ChArr(HexLo)[i] := HexStr[L shr (32-(i*4)) and $F];
end { Hex8Lo };
{$ENDIF}
{Cat: ¯®-¬®¥¬ã, ¢áñ ¯à®é¥... íâ® ¦¥ System.Delete(s, 1, 1)... ¢ëª¨ã« 䨣}
(*
procedure DelFC(var s:String);
begin
if Length(s) > 0 then
begin
Move(s[2], s[1], Length(s)-1);
SetLength(s, Length(s)-1)
end;
end;
*)
function CenterStr(const s: String; n: Byte): String;
begin
if Length(s) >= n then
CenterStr := Copy(s, 1, n)
else
CenterStr := Copy(Strg(#32, (n-Length(s)) div 2)+s+Strg(#32,
(n-Length(s)) div 2+1), 1, n);
end;
function AddSpace(const s: String; n: Byte): String;
{$IFNDEF NOASM}
assembler;
{&Frame-} {$USES ESI, EDI, ECX}
asm
cld
mov esi, s
mov edi, @Result
lodsb
mov ah, N
xor ecx, ecx
cmp al, ah
jae @JustCopy
mov [edi], ah
inc edi
mov cl, al
rep movsb
sub ah, al
mov al, ' '
mov cl, ah
rep stosb
jmp @LEnd
@JustCopy:
stosb
mov cl, al
rep movsb
@LEnd:
end;
{$ELSE}
var
s2: String;
begin { AddSpace }
s2 := s;
if Length(s) < n then
begin
FillChar(s2[Length(s2)+1], n-Length(s2), ' ');
s2[0] := Char(n);
end;
AddSpace := s2;
end { AddSpace };
{$ENDIF}
{Cat}
function LongAddSpace(const s: LongString; n: LongInt): LongString;
var
s2: LongString;
L: LongInt;
begin
s2 := s;
L := Length(s);
if L < n then
begin
SetLength(s2, n);
FillChar(s2[L+1], n-L, ' ');
end;
LongAddSpace := s2;
end;
{/Cat}
function PredSpace;
begin
if Length(s) >= n then
PredSpace := s
else
begin
FillChar(FreeStr[1], 255, ' ');
Move(s[1], FreeStr[Succ(n-Length(s))], Length(s));
SetLength(FreeStr, n);
PredSpace := FreeStr
end
end;
procedure DelSpace;
{$IFNDEF NOASM}
assembler;
{&Frame-} {$USES EBX, EDI, ESI, ECX}
asm
mov ebx, S
xor ecx, ecx
mov cl, [ebx]
jcxz @@1
mov edi, 1
mov esi, 1
xor al, al
mov [ebx], al
@@2:
mov al, [ebx+edi]
cmp al, ' '
jz @@3
cmp al, 9
jz @@3
mov [ebx+esi], al
inc byte ptr [ebx]
inc esi
@@3:
inc edi
loop @@2
@@1:
end;
{$ELSE}
var
a, b, j: Byte;
begin { DelSpace }
if s = '' then
Exit;
b := 1;
j := Length(s);
s[0] := #0;
for a := 1 to j do
if not (s[a] in [' ', #9]) then
begin
s[b] := s[a];
Inc(s[0]);
Inc(b);
end;
end { DelSpace };
{$ENDIF}
function DelSpaces;
begin
DelSpace(s);
DelSpaces := s;
end;
procedure DelRight(var S: String);
{$IFNDEF NOASM}
assembler;
{&Frame-} {$USES ESI, EBX}
asm
mov esi, S
movzx ebx, byte ptr [esi] {¤«¨ }
inc ebx
@@Next:
dec ebx
{á¯¥æ¨ «ìë© «¨§ ¤«¨ë 0 ¥ 㦥, â ª ª ª 0 - íâ® ¥ ¯à®¡¥« ¨ ¥ Tab}
mov al, byte ptr [esi+ebx]
cmp al, ' '
je @@Next
cmp al, 9
je @@Next
mov byte ptr[esi], bl
end;
{$ELSE NoAsm}
var
L: Byte absolute S;
begin
while L > 0 do
begin
if S[L] <> ' ' then
Break;
Dec(L);
end;
end { DelRight };
{$ENDIF}
procedure LongDelRight(var S: LongString);
var
I, I0: LongInt;
begin
I := Length(S);
I0 := I;
while (I > 0) and (S[I] = ' ') do
Dec(I);
if I0 <> I then
SetLength(S, I);
end;
function fDelRight(s: String): String;
begin
DelRight(s);
fDelRight := s
end;
procedure DelLeft(var S: String);
{$IFNDEF NOASM}
assembler;
{&Frame-} {$USES ESI, EDI, ECX}
asm
cld
mov esi, S {From}
mov edi, S
xor ecx, ecx
mov cl, byte ptr [esi]
inc cl
inc edi
@@SearhNoSpace:
inc esi
dec cl
jz @@DoMove
mov al, [esi]
cmp al, ' '
je @@SearhNoSpace
cmp al, 9
je @@SearhNoSpace
@@DoMove: cmp esi, edi
je @@Exit
mov byte ptr [edi-1], cl
or cl, cl
jz @@Exit
xor ch, ch
{ shr cl, 1}
{ rep movsw}
rep movsb
@@Exit:
end;
{$ELSE}
var
I: Byte;
SL: Byte absolute S;
begin { DelLeft }
I := 1;
while (SL >= I) and (S[I] in [#9, ' ']) do
Inc(I);
if I > 1 then
begin
Dec(SL, I-1);
Move(S[I], S[1], SL);
end;
end { DelLeft };
{$ENDIF}
procedure LongDelLeft(var S: LongString);
var
I: LongInt;
begin
I := 1;
while (I <= Length(S)) and (S[I] in [#9, ' ']) do
Inc(I);
if I > 1 then
S := Copy(S, I, Length(S)-I+1);
end;
function fDelLeft(s: String): String;
begin
DelLeft(s);
fDelLeft := s
end;
(*
Procedure LowStr(var s : string);
var i:integer;
begin for i:=1 to Length(s) do
{if s[i]<>#0 then} s[i]:=LowCaseArray[s[i]]; {AK155}
end;
*)
function LowStrg(s: String): String;
begin
LowStr(s);
LowStrg := s;
end;
function UpStrg(s: String): String;
begin
UpStr(s);
UpStrg := s;
end;
procedure UpLowStr(var s: String); {JO}
begin
if UpperCaseSorting then
UpStr(s)
else
LowStr(s);
end;
function UpLowStrg(s: String): String; {JO}
begin
if UpperCaseSorting then
begin
UpStr(s);
UpLowStrg := s;
end
else
begin
LowStr(s);
UpLowStrg := s;
end;
end;
(*
Procedure CapStr(var S: String);
var
I: Integer;
begin
I:=1;
repeat
While (I<=Length(S)) and (S[I] in BreakChars) do Inc(I);
If I>Length(S) then break;
S[I]:=UpCase(S[I]);
While (I<Length(S)) and (not (S[I] in BreakChars)) do begin
Inc(I); S[I]:=LowCase(S[I]);
end;
until I>=Length(S);
end;
*)
function CapStrg(S: String): String;
begin
CapStr(S);
CapStrg := S;
end;
{Cat}
function CapLongStrg(const S: LongString; First, Last: Integer): LongString;
begin
Result := S;
CapLongStr(Result, First, Last);
end;
{/Cat}
{Cat}
procedure UpStr(var s: String);
begin
XLatBuf(s[1], Length(s), UpCaseArray);
end;
procedure LowStr(var s: String);
begin
XLatBuf(s[1], Length(s), LowCaseArray);
end;
procedure CapStr(var S: String);
var
I: LongInt;
begin
I := 1;
repeat
while (I <= Length(S)) and (S[I] in BreakChars) do
Inc(I);
if I > Length(S) then
Break;
S[I] := UpCase(S[I]);
while (I < Length(S)) and (not (S[I] in BreakChars)) do
begin
Inc(I);
S[I] := LowCase(S[I]);
end;
until I >= Length(S);
end;
procedure CapLongStr(var S: LongString; First, Last: Integer);
var
I: LongInt;
begin
if Last > Length(S) then
Last := Length(S);
if First > Last then
Exit;
SetLength(S, Length(S));
I := First;
{ …᫨ á«®¢® ç¨ ¥âáï ¢¥ ãç á⪠- ¯à¯ã᪠¥¬ ¥£® }
if (I <> 1) and not (S[I-1] in BreakChars) then
while not (S[I] in BreakChars) do
begin
if I = Last then
Exit;
Inc(I);
end;
while True do
begin
{ யãáª à §¤¥«¨â¥«¥© ¯¥à¥¤ á«®¢®¬ }
while I <= Last do
begin
if not (S[I] in BreakChars) then
Break;
Inc(I);
end;
if I > Last then
Exit;
{ ¥à¢ãî ¡ãª¢ã á«®¢ - ¢¥à娩 ॣ¨áâà }
S[I] := UpCase(S[I]);
{ Žáâ «ìë¥ ¡ãª¢ë á«®¢ - ¨¦¨© ॣ¨áâà }
while I < Last do
begin
Inc(I);
if S[I] in BreakChars then
Break;
S[I] := LowCase(S[I]);
end;
Inc(I);
end;
end;
function Cut;
begin
(* X-Man *)
if len < 0 then
len := 0;
Cut := FormatLongName(p, len, 0, 0, nfmNull)
end;
function CutH;
begin
(* X-Man *)
if len < 0 then
len := 0;
CutH := FormatLongName(p, len, 0, flnHighlight+flnHandleTildes, nfmNull)
end;
function Strg(C: Char; Num: Byte): String;
begin
SetLength(Result, Num);
FillChar(Result[1], Num, C);
end;
function LongStrg(C: Char; Num: LongInt): LongString;
begin
SetLength(Result, Num);
FillChar(Result[1], Num, C);
end;
{/Cat}
function ItoS(a: LongInt): String;
var
s: String[12];
begin
Str(a, s);
ItoS := s;
end;
function ZtoS(a: TSize): String;
var
s: String[20];
begin
Str(a: 0: 0, s);
ZtoS := s;
end;
function RtoS(a: Real; M, F: Integer): String;
var
s: String[20];
begin
Str(a: M: F, s);
RtoS := s;
end;
function StoI(const s: String): LongInt;
var
i: LongInt;
j: Integer;
begin
Val(s, i, j);
StoI := i;
end;
function SStr(a: LongInt; B: Byte; C: Char): String;
var
s: String[40];
i: Integer;
begin
Str(a: B, s);
i := 1;
while i < B do
begin
if s[i] = ' ' then
s[i] := C
else
i := 255;
Inc(i);
end;
SStr := s;
end;
function SSt2(a: LongInt; B: Byte; C: Char): String;
var
s: String[40];
begin
Str(a: B, s);
while (s[1] = ' ') do
begin
Delete(s, 1, 1); {DelFC(s);}
s := s+' '
end;
while B > 0 do
begin
if s[B] = ' ' then
s[B] := C
else
B := 1;
Dec(B);
end;
SSt2 := s;
end;
const
Magnif: string[4] = 'KMGT';
function SizeStr(a: TSize; MaxVal: TSize): String;
var
i, j, b: Integer;
begin
if a >= 0 then
begin
i := 0;
if a >= MaxVal then
MaxVal := MaxVal / 10; // ¬¥áâ® ¤«ï ¡ãª¢ë ¬®¦¨â¥«ï
while a >= MaxVal do
begin
a := a/1024;
inc(i);
end;
Str(a: 0: 0, Result);
if CountryInfo.ThouSep[0] > #0 then
begin
b := 2 + (Length(Result)-1) mod 3;
for j := (Length(Result)-1) div 3 downto 1 do
Insert(CountryInfo.ThouSep[1], Result, b + 3*(j-1));
end;
if i <> 0 then
Result := Result + Magnif[i];
end
else
Result := '?';
end { SizeStr };
function FStr(a: TSize): String;
begin
Result := SizeStr(a, 1000000000);
end;
function FileSizeStr;
begin
Result := SizeStr(X, 10000000);
if Length(Result) > 9 then
Delete(Result, 2, 1) { 㤠«ï¥¬ ¯¥à¢ë© à §¤¥«¨â¥«ì}
else
Result := PredSpace(Result, 9);
end;
function Hex2;
begin
Hex2 := HexChar(a shr 4)+HexChar(a)
end;
function Hex4;
begin
Hex4 := HexChar(Hi(a) shr 4)+HexChar(Hi(a))+
HexChar(Lo(a) shr 4)+HexChar(Lo(a));
end;
function Hex8;
var
s: Str8;
begin
s[0] := #8;
Hex8Lo(a, s[1]);
Hex8 := s;
end;
function HexFilePos(C: Comp): String;
var
FilePosRec: record lo32, hi32: Longint end absolute C;
begin
Result := HexChar($0F and FilePosRec.hi32) + Hex8(FilePosRec.lo32);
end;
function HexChar(a: Byte): Char;
{$IFNDEF NOASM}
assembler;
asm
mov al,a
and al,0Fh
add al,'0'
cmp al,58
jc @@Loc1
add al,7
@@Loc1:
end;
{$ELSE}
begin
a := a and 15;
if a < 10 then
HexChar := Char(Ord('0')+a)
else
HexChar := Char(Ord('A')+a-10);
end;
{$ENDIF}
function Replace;
var
I, J, K: Integer;
begin
J := 1;
K := 1;
Replace := False;
if (Pattern = '') or (S = '') then
Exit;
repeat