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rtl: add BytesOf(String): TBytes for delphi compatibility

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git-svn-id: trunk@19390 -
This commit is contained in:
paul 2011-10-06 06:28:05 +00:00
parent 7817f5017d
commit fa43a448b9
6 changed files with 75 additions and 1 deletions
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1
.gitattributes vendored
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@ -10801,6 +10801,7 @@ tests/test/units/system/tvalc.pp svneol=native#text/plain
tests/test/units/sysutils/strtotimetest.pp svneol=native#text/plain tests/test/units/sysutils/strtotimetest.pp svneol=native#text/plain
tests/test/units/sysutils/tastrcmp.pp svneol=native#text/plain tests/test/units/sysutils/tastrcmp.pp svneol=native#text/plain
tests/test/units/sysutils/tastrcmp1.pp svneol=native#text/plain tests/test/units/sysutils/tastrcmp1.pp svneol=native#text/plain
tests/test/units/sysutils/tbytesof.pp svneol=native#text/pascal
tests/test/units/sysutils/tdirex.pp svneol=native#text/plain tests/test/units/sysutils/tdirex.pp svneol=native#text/plain
tests/test/units/sysutils/tencodingerrors.pp svneol=native#text/pascal tests/test/units/sysutils/tencodingerrors.pp svneol=native#text/pascal
tests/test/units/sysutils/tencodingtest.pp svneol=native#text/pascal tests/test/units/sysutils/tencodingtest.pp svneol=native#text/pascal

16
rtl/objpas/sysutils/sysansi.inc
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@ -90,3 +90,19 @@ begin
else else
HashName:=TheHash; HashName:=TheHash;
end; end;
function BytesOf(const Val: RawByteString): TBytes;
var
Len:Integer;
begin
Len:=Length(Val);
SetLength(Result,Len);
if Len>0 then
Move(Val[1],Result[0],Len);
end;
function BytesOf(const Val: AnsiChar): TBytes;
begin
SetLength(Result,1);
Result[0]:=Byte(Val);
end;

3
rtl/objpas/sysutils/sysansih.inc
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@ -26,3 +26,6 @@ function AnsiStrPos(str,substr : PChar) : PChar;
function AnsiStrRScan(Str : PChar;Chr : Char) : PChar; function AnsiStrRScan(Str : PChar;Chr : Char) : PChar;
function AnsiStrScan(Str : PChar;Chr: Char) : PChar; function AnsiStrScan(Str : PChar;Chr: Char) : PChar;
function HashName(Name: PAnsiChar): LongWord; function HashName(Name: PAnsiChar): LongWord;
function BytesOf(const Val: RawByteString): TBytes;
function BytesOf(const Val: AnsiChar): TBytes;

12
rtl/objpas/sysutils/sysuni.inc
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@ -167,3 +167,15 @@ function StrPCopy(Dest: PWideChar; const Source: UnicodeString): PWideChar; over
begin begin
StrPCopy := StrPLCopy(Dest, Source, length(Source)); StrPCopy := StrPLCopy(Dest, Source, length(Source));
end; end;
{$IFNDEF VER2_4}
function BytesOf(const Val: UnicodeString): TBytes;
begin
Result:=TEncoding.Default.GetBytes(Val);
end;
function BytesOf(const Val: WideChar): TBytes; overload;
begin
Result:=TEncoding.Default.GetBytes(Val);
end;
{$ENDIF VER2_4}

5
rtl/objpas/sysutils/sysunih.inc
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@ -41,4 +41,7 @@ Procedure UnicodeFmtStr(Var Res: UnicodeString; Const Fmt : UnicodeString; Const
function StrPLCopy(Dest: PWideChar; const Source: UnicodeString; MaxLen: SizeInt): PWideChar; overload; function StrPLCopy(Dest: PWideChar; const Source: UnicodeString; MaxLen: SizeInt): PWideChar; overload;
function StrPCopy(Dest: PWideChar; const Source: UnicodeString): PWideChar; overload; function StrPCopy(Dest: PWideChar; const Source: UnicodeString): PWideChar; overload;
{$IFNDEF VER2_4}
function BytesOf(const Val: UnicodeString): TBytes; overload;
function BytesOf(const Val: WideChar): TBytes; overload;
{$ENDIF VER2_4}

39
tests/test/units/sysutils/tbytesof.pp Normal file
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@ -0,0 +1,39 @@
program tbytesof;
{$mode objfpc}{$H+}
uses
SysUtils, Classes;
function CheckBytes(const B: TBytes): Boolean;
const
Etalon: array[0..3] of Byte = (84, 101, 115, 116);
var
I: Integer;
begin
Result := Length(B) <= Length(Etalon);
if Result then
for I := Low(B) to High(B) do
Result := Result and (B[I] = Etalon[I]);
end;
var
S: AnsiString;
U: UnicodeString;
B: TBytes;
begin
S := 'Test';
B := BytesOf(S);
if not CheckBytes(B) then
halt(1);
B := BytesOf(S[1]);
if not CheckBytes(B) then
halt(2);
U := S;
B := BytesOf(U);
if not CheckBytes(B) then
halt(3);
B := BytesOf(U[1]);
if not CheckBytes(B) then
halt(4);
end.