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530 lines
14 KiB
ObjectPascal
530 lines
14 KiB
ObjectPascal
{
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This program is part of the Free Pascal run time library.
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Copyright (c) 1998-2002 by Peter Vreman
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Show the differences between two .msg files
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See the file COPYING.FPC, included in this distribution,
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for details about the copyright.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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**********************************************************************}
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{ May be we need to compare a prefixes of option_help_pages too?
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Currently this is not performed }
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Program messagedif;
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{$h+} {Huge strings}
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Uses
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Strings;
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Type
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TEnum = String;
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TText = String;
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PMsg = ^TMsg;
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TMsg = Record
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Line, ctxt, cnb : Longint;
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enum : TEnum;
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text : TText;
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comment : pchar;
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Next,Prev : PMsg;
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FileNext,
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Equivalent : PMsg;
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end;
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Var
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OrgFileName,DiffFileName : String;
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OrgRoot,DiffRoot : PMsg;
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OrgFirst,DiffFirst : PMsg;
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Last : PMsg;
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const
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NewFileName = 'new.msg';
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Is_interactive : boolean = false;
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Auto_verbosity : boolean = false;
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Procedure GetTranslation( p : PMsg);
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var
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s : string;
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i,j,k : longint;
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begin
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i:=pos('_',p^.text);
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if i>0 then
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for j:=i+1 to Length(p^.text) do
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if p^.text[j]='_' then
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begin
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i:=j;
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break;
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end;
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if (i>0) and (i<=15) then
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Writeln(P^.Enum,' type "',copy(p^.text,1,i-1),'" "',copy(p^.text,i+1,255),'"')
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else
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Writeln(P^.enum,' "',p^.text,'"');
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Writeln('Type translated error message in,');
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Writeln('Press return to keep it unchanged, or "q" to finish interactive mode');
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Readln(s);
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if s='' then
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exit;
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if s='q' then
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begin
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Is_interactive:=false;
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exit;
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end;
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j:=pos('_',s);
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if j>0 then
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for k:=j+1 to Length(s) do
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if s[j]='_' then
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begin
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j:=k;
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break;
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end;
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if (j>0) then
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begin
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if copy(p^.text,1,i)<>copy(s,1,j) then
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Writeln('Warning : different verbosity !!');
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p^.text:=s;
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end
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else
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p^.text:=copy(p^.text,1,i)+s;
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end;
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Function NewMsg (Var RM : PMsg; L : Longint; Const E : TEnum;Const T : TText;C : pchar;NbLn,TxtLn : longint) : PMsg;
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Var
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P,R : PMsg;
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begin
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New(P);
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with P^ do
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begin
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Line:=L;
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Text:=T;
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enum:=E;
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comment:=c;
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cnb:=NbLn;
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ctxt:=TxtLn;
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next:=Nil;
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prev:=Nil;
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filenext:=nil;
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equivalent:=nil;
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if assigned(last) then
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last^.FileNext:=P;
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last:=P;
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end;
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R:=RM;
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While (R<>Nil) and (UpCase(R^.enum)>UpCase(P^.Enum)) do
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begin
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P^.Prev:=R;
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R:=R^.next;
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end;
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if assigned(R) and (UpCase(R^.Enum)=UpCase(P^.Enum)) then
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Writeln('Error ',R^.Enum,' duplicate');
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P^.Next:=R;
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If R<>Nil then
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R^.Prev:=P;
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If P^.Prev<>Nil then
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P^.Prev^.Next:=P
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else
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RM:=P;
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NewMsg:=P;
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end;
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Procedure PrintList(const name : string;R : PMsg);
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var
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P : PMsg;
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f : text;
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begin
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P:=R;
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Assign(f,name);
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Rewrite(f);
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while assigned(P) do
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begin
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Writeln(f,UpCase(P^.Enum));
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P:=P^.Next;
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end;
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Close(f);
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end;
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Procedure Usage;
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begin
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Writeln('Usage : msgdif [options] <org-file> <dif-file>');
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Writeln('Options:');
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Writeln(' -i allow to enter translated messages interactively');
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Writeln(' -y1 use <org-file> verbosity (do not query acknowledge)');
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Writeln('');
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Writeln('Generates "',NewFileName,'" that contain the messages from <dif-file>');
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Writeln('with a new messages from <org-file>');
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Writeln('');
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Writeln('Example:');
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Writeln(' msgdif errore.msg errorr.msg');
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halt(1)
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end;
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Procedure ProcessOptions;
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var
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i,count : longint;
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begin
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Is_interactive:=false;
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Auto_verbosity:=false;
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count:=paramcount; i:=1;
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while (count>0) and (Paramstr(i)[1]='-') do
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case UpCase(Paramstr(i)[2]) of
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'I': begin
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Is_interactive:=true;
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dec(count); Inc(i);
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end;
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'Y': case Paramstr(i)[3] of
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'1': begin
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Auto_verbosity:=true;
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dec(count); Inc(i);
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end;
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else
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Writeln ('Error: unknown option ', Paramstr(i));
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Usage;
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end;
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else
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Writeln ('Error: unknown option ', Paramstr(i));
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Usage;
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end;
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If Count<>2 then begin
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Writeln ('Error: there must be exactly two message files');
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Usage;
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end;
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OrgfileName:=Paramstr(i);
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DiffFileName:=Paramstr(i+1);
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if (OrgFileName=NewFileName) or (DiffFileName=NewFileName) then
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begin
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Writeln('The file names must be different from ',NewFileName);
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Halt(1);
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end;
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end;
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Procedure ProcessFile (FileName : String; Var Root,First : PMsg);
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Const
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ArrayLength = 65500;
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Var F : Text;
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S,prevS : String;
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J,LineNo,Count,NbLn,TxtLn : Longint;
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chararray : array[0..ArrayLength] of char;
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currentindex : longint;
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c : pchar;
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multiline : boolean;
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begin
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Assign(F,FileName);
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Reset(F);
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Write ('Processing: ',Filename,'...');
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LineNo:=0;
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NbLn:=0;
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TxtLn:=0;
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Count:=0;
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currentindex:=0;
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Root:=Nil;
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First:=nil;
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Last:=nil;
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PrevS:='';
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multiline:=false;
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While not eof(f) do
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begin
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Readln(F,S);
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Inc(LineNo);
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If multiline then
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begin
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PrevS:=PrevS+#10+S; Inc(TxtLn);
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if (Length(S)<>0) and (S[1]=']') then
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multiline:=false;
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end
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else
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if (length(S)>0) and Not (S[1] in ['%','#']) Then
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begin
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J:=Pos('=',S);
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If j<1 then
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writeln (Filename,'(',LineNo,') : Invalid entry')
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else
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begin
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chararray[currentindex]:=#0;
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c:=strnew(@chararray);
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if PrevS<>'' then
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NewMsg(Root,LineNo,Copy(PrevS,1,Pos('=',PrevS)-1),
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Copy(PrevS,Pos('=',PrevS)+1,Length(PrevS)),c,NbLn,TxtLn)
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else
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StrDispose(c);
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currentindex:=0;
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NbLn:=0; TxtLn:=0;
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PrevS:=S; Inc(TxtLn);
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if S[j+7]='[' then multiline:=true;
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if First=nil then
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First:=Root;
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Inc(Count);
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end;
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end
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else
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begin
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if currentindex+length(s)+1>ArrayLength then
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Writeln('Comment too long : over ',ArrayLength,' chars')
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else
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begin
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strpcopy(@chararray[currentindex],s+#10);
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inc(currentindex,length(s)+1);
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inc(NbLn);
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end;
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end;
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end;
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chararray[currentindex]:=#0;
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c:=strnew(@chararray);
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if PrevS<>'' then
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NewMsg(Root,LineNo,Copy(PrevS,1,Pos('=',PrevS)-1),
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Copy(PrevS,Pos('=',PrevS)+1,Length(PrevS)),c,NbLn,TxtLn);
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Writeln (' Done. Read ',LineNo,' lines, got ',Count,' constants.');
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Close(f);
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end;
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Procedure ShowDiff (POrg,PDiff : PMsg);
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Var
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count,orgcount,diffcount : longint;
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Procedure NotFound (Org : Boolean; P : PMsg);
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begin
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With P^ do
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If Org Then
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Writeln ('Not found in ',DiffFileName,' : ',Enum,' ',OrgFileName,'(',Line,')')
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else
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Writeln ('Extra in ',DiffFileName,'(',line,') : ',enum);
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if org then
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inc(orgcount)
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else
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inc(diffcount);
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end;
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begin
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orgcount:=0;
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diffcount:=0;
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count:=0;
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While (Porg<>Nil) and (PDiff<>Nil) do
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begin
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// Writeln (POrg^.enum,'<=>',PDiff^.Enum);
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If UpCase(Porg^.Enum)>UpCase(PDiff^.Enum) then
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begin
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NotFound (True,Porg);
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POrg:=POrg^.Next
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end
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else If UpCase(POrg^.enum)=UpCase(PDiff^.Enum) then
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begin
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inc(count);
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POrg^.Equivalent:=PDiff;
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PDiff^.Equivalent:=POrg;
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POrg:=POrg^.Next;
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PDiff:=PDiff^.Next;
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end
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else
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begin
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NotFound (False,PDiff);
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PDiff:=PDiff^.Next
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end;
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end;
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While POrg<>Nil do
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begin
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NotFound(True,Porg);
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POrg:=pOrg^.Next;
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end;
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While PDiff<>Nil do
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begin
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NotFound(False,PDiff);
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PDiff:=PDiff^.Next;
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end;
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Writeln(count,' messages found in common to both files');
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Writeln(orgcount,' messages only in ',OrgFileName);
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Writeln(diffcount,' messages only in ',DiffFileName);
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end;
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type TArgSet = set of 0..31;
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function MsgToSet(const Msg, FileName: string; var R: TArgSet): Boolean;
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var
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i, j, num : integer;
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code : word;
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begin
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R:=[];
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MsgToSet:=false;
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for i:=1 to Length(Msg) do
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if Msg[i]='$' then
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begin
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j:=i+1;
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while Msg[j] in ['0'..'9'] do Inc(j);
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if j > i+1 then
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begin
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val(copy(Msg,i+1,j-i-1),num,code);
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if num > high(TArgSet) then begin
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WriteLn('Error in ', FileName,': ', Msg);
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WriteLn(' number at position ', i);
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WriteLn(' must be LE ', high(TArgSet));
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Exit;
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end;
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R:=R+[num];
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end;
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end;
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MsgToSet:=true;
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end;
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procedure CheckParm(const s1, s2: string);
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var
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R1, R2: TArgSet;
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begin
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if MsgToSet(s1,OrgFileName, R1) <> true then Exit;
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if MsgToSet(s2,DiffFileName,R2) <> true then Exit;
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if R1<>R2 then begin
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WriteLn('Error: set of arguments is different');
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WriteLn(' ',s1);
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WriteLn(' ',s2);
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end;
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end;
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procedure WriteReorderedFile(FileName : string;orgnext,diffnext : PMsg);
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var t,t2,t3 : text;
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i,ntcount : longint;
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j : integer;
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s,s2,s3 : string;
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is_msg : boolean;
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nextdiffkept : pmsg;
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begin
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ntcount:=0;
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Assign(t,FileName);
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Rewrite(t);
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Writeln(t,'%%% Reordering of ',DiffFileName,' respective to ',OrgFileName);
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Writeln(t,'%%% Contains all comments from ',DiffFileName);
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Assign(t2,DiffFileName);
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Reset(t2);
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Assign(t3,OrgFileName);
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Reset(t3);
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i:=2;
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s:='';s3:='';
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nextdiffkept:=diffnext;
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while assigned(nextdiffkept) and (nextdiffkept^.equivalent=nil) do
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nextdiffkept:=nextdiffkept^.filenext;
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{ First write the header of diff }
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repeat
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Readln(t2,s);
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is_msg:=(pos('=',s)>1) and (s[1]<>'%') and (s[1]<>'#');
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if not is_msg then
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begin
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Writeln(t,s);
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inc(i);
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end;
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until is_msg;
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{ Write all messages in Org order }
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while assigned(orgnext) do
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begin
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if not assigned(orgnext^.equivalent) then
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begin
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{ Insert a new error msg with the english comments }
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Writeln('New error ',orgnext^.enum,' added');
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If Is_interactive then
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GetTranslation(orgnext);
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Writeln(t,orgnext^.enum,'=',orgnext^.text);
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inc(i,orgnext^.ctxt);
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Write(t,orgnext^.comment);
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inc(i,orgnext^.cnb);
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end
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else
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begin
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inc(i);
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if orgnext^.text=orgnext^.equivalent^.text then
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begin
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Writeln(FileName,'(',i,') ',orgnext^.enum,' not translated');
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If Is_interactive then
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GetTranslation(orgnext^.equivalent);
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if orgnext^.text=orgnext^.equivalent^.text then
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inc(ntcount);
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end;
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s2:=orgnext^.text;
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j:=pos('_',copy(s2,7,20)) + 6;
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s2:=upcase(copy(s2,1,j));
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s3:=orgnext^.equivalent^.text;
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j:=pos('_',copy(s3,7,20)) + 6;
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s3:=upcase(copy(s3,1,j));
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{ that are the conditions in verbose unit }
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if (length(s3)<12) and (s2<>s3) then
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begin
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Writeln('Warning: different options for ',orgnext^.enum);
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Writeln(' ',orgnext^.text);
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Writeln(' ',orgnext^.equivalent^.text);
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s:='N';
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if Auto_verbosity then
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s:='Y'
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else
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If Is_interactive then
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begin
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Write('Use ',s2,' verbosity ? [y/n] ');
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Readln(s);
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end;
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if UpCase(s[1])='Y' then
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begin
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orgnext^.equivalent^.text:=s2+copy(orgnext^.equivalent^.text,
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length(s3)+1,Length(orgnext^.equivalent^.text));
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WriteLn(' Using ', s2);
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end;
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end;
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CheckParm(orgnext^.text, orgnext^.equivalent^.text);
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Writeln(t,orgnext^.enum,'=',orgnext^.equivalent^.text);
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Dec(i); Inc(i,orgnext^.equivalent^.ctxt);
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if assigned(orgnext^.equivalent^.comment) and
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(strlen(orgnext^.equivalent^.comment)>0) then
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begin
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Write(t,orgnext^.equivalent^.comment);
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inc(i,orgnext^.equivalent^.cnb);
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end
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else if assigned(orgnext^.comment) and
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(strlen(orgnext^.comment)>0) then
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begin
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Writeln('Comment from ',OrgFileName,' for enum ',orgnext^.enum,' added');
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Write(t,orgnext^.comment);
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inc(i,orgnext^.cnb);
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end;
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end;
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orgnext:=orgnext^.filenext;
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end;
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while assigned(diffnext) do
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begin
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if not assigned(diffnext^.Equivalent) then
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begin
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{ Skip removed enum in errore.msg}
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{ maybe a renaming of an enum !}
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Writeln(diffnext^.enum,' commented out');
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Writeln(t,'%%% ',diffnext^.enum,'=',diffnext^.text);
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inc(i,diffnext^.ctxt);
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Write(t,diffnext^.comment);
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inc(i,diffnext^.cnb);
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end;
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diffnext:=diffnext^.filenext;
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end;
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Close(t);
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Close(t2);
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Close(t3);
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Writeln(ntcount,' not translated items found');
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end;
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begin
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ProcessOptions;
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ProcessFile(OrgFileName,orgroot,orgfirst);
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ProcessFile(DiffFileName,diffRoot,difffirst);
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PrintList('org.lst',OrgRoot);
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PrintList('diff.lst',DiffRoot);
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ShowDiff (OrgRoot,DiffRoot);
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WriteReorderedFile(NewFileName,orgfirst,difffirst);
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end.
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