On 4-2-2012 18:19, Reinier Olislagers wrote:
> On 4-2-2012 17:59, Mattias Gaertner wrote:
>> On Sat, 04 Feb 2012 12:03:28 +0100
>> If you need a tool to set some config variables, then please write one.
> Ok.

> 
> I'll report back when I have something usable...

Mattias & all,

Seems I've got FPCUp
https://bitbucket.org/reiniero/fpcup
working now for bare metal installs on Windows.

I didn't write a command line tool to create/modify configs as I had
planned, but was able to incorporate that functionality within my code.

Attached FYI/for reference is the class I wrote that creates a simple
config if it doesn't yet exist and updates it if it does.

I use it like this (indentation/try..except removed for clarity):
// Set up a minimal config so we can use LazBuild
LazarusConfig:=TUpdateLazConfig.Create(LazarusPrimaryConfigPath);
LazarusConfig.CompilerFilename:=FInstalledCompiler;
LazarusConfig.LazarusDirectory:=LazarusDirectory;

{$IFDEF WINDOWS}
LazarusConfig.DebuggerFilename:=FBinutilsDir+'gdb'+FExecutableExtension;
LazarusConfig.MakeFilename:=FBinutilsDir+'make'+FExecutableExtension;
{$ENDIF WINDOWS}
{$IFDEF UNIX}
//todo: fix this for more variants?!?
azarusConfig.DebuggerFilename:='gdb'+FExecutableExtension;
LazarusConfig.MakeFilename:='make'+FExecutableExtension;

{$ENDIF UNIX}
LazarusConfig.FPCSourceDirectory:=FPCDirectory;
LazarusConfig.Free;

Hints, suggestions, criticism welcome as always,

Thanks a lot,
Reinier
{ FPC/Lazarus installer/updater
Copyright (C) 2012 Reinier Olislagers

This library is free software; you can redistribute it and/or modify it
under the terms of the GNU Library General Public License as published by
the Free Software Foundation; either version 2 of the License, or (at your
option) any later version with the following modification:

As a special exception, the copyright holders of this library give you
permission to link this library with independent modules to produce an
executable, regardless of the license terms of these independent modules,and
to copy and distribute the resulting executable under terms of your choice,
provided that you also meet, for each linked independent module, the terms
and conditions of the license of that module. An independent module is a
module which is not derived from or based on this library. If you modify
this library, you may extend this exception to your version of the library,
but you are not obligated to do so. If you do not wish to do so, delete this
exception statement from your version.

This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
for more details.

You should have received a copy of the GNU Library General Public License
along with this library; if not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
}

unit updatelazconfig;


{$mode objfpc}{$H+}

interface

uses
  Classes, SysUtils, laz2_xmlcfg;
type
{ Creates or updates Lazarus config in primary config path given.}


{ TUpdateLazConfig }

TUpdateLazConfig = class(TObject)
private
  FConfig: TXMLConfig;
  FCompilerFilename: string;
  FDebuggerFilename: string;
  FFPCSourceDirectory: string;
  FIsNewFile: boolean;
  FLazarusDirectory: string;
  FMakeFilename: string;
  FConfigFile: string;
  FTestBuildDirectory: string;
public
  {New compiler filename. May include macros, except FPCVer. If empty, use 
current/default value:}
  property CompilerFilename: string read FCompilerFilename write 
FCompilerFilename;
  {Config file being created/updated:}
  property ConfigFile: string read FConfigFile;
  {New debugger filename. May include macros. If empty, use current/default 
value:}
  property DebuggerFilename: string read FDebuggerFilename write 
FDebuggerFilename;
  {New FPC source directory. May include macros. If empty, use current/default 
value:}
  property FPCSourceDirectory: string read FFPCSourceDirectory write 
FFPCSourceDirectory;
  {New Lazarus directory. May NOT include macros. If empty, use current/default 
value:}
  property LazarusDirectory: string read FLazarusDirectory write 
FLazarusDirectory;
  {New make filename. May include macros. If empty, use current/default value:}
  property MakeFilename: string read FMakeFilename write FMakeFilename;
  {Is this a new config file or an existing one?}
  property New: boolean read FIsNewFile;
  {New test build directory (directory for testing build options). May include 
macros. If empty, use current/default value:}
  property TestBuildDirectory: string read FTestBuildDirectory write 
FTestBuildDirectory;
  {Create object; specify path (primary config path) where option files should 
be created or updated:}
  constructor Create(ConfigPath: string);
  destructor Destroy; override;
end;
implementation
uses FileUtil;

{ TUpdateLazConfig }
const
  ConfigFileName='environmentoptions.xml';
  VersionNewConfig='106'; //We can assume Lazarus SVN can parse this version

constructor TUpdateLazConfig.Create(ConfigPath: string);
begin
  FConfigFile:=IncludeTrailingPathDelimiter(ConfigPath)+ConfigFileName;
  // Assume any file that exists is also valid... might be improved by checking
  // for correct values.
  if FileExistsUTF8(FConfigFile) then FIsNewFile:=false else FIsNewFile:=true;
  FConfig:=TXMLConfig.Create(FConfigFile);
end;

destructor TUpdateLazConfig.Destroy;
begin
  //todo: create settings with defaults if new file.
  if New then
  begin
    // Set up some sensible defaults
    FConfig.SetValue('EnvironmentOptions/Version/Value', VersionNewConfig);
    FConfig.SetValue('EnvironmentOptions/Debugger/Class','TGDBMIDebugger');
    FConfig.SetValue('EnvironmentOptions/DebuggerFilename/Value', 'gdb'); 
//assume in path
    {$IFDEF WINDOWS}
    FConfig.SetValue('EnvironmentOptions/CompilerFilename/Value', 
'%FpcBinDir%\fpc.exe');
    FConfig.SetValue('EnvironmentOptions/FPCSourceDirectory/Value', 
'$(LazarusDir)fpc\$(FPCVer)\source');
    FConfig.SetValue('EnvironmentOptions/LazarusDirectory/Value', 'c:\lazarus');
    FConfig.SetValue('EnvironmentOptions/MakeFilename/Value', 
'%FpcBinDir%\make.exe');
    FConfig.SetValue('EnvironmentOptions/TestBuildDirectory/Value', '%Temp%');
    {$ENDIF WINDOWS}
    {$IFDEF UNIX}
    FConfig.SetValue('EnvironmentOptions/CompilerFilename/Value', 
'/usr/bin/fpc');
    FConfig.SetValue('EnvironmentOptions/FPCSourceDirectory/Value', 
'/usr/share/fpcsrc/$(FPCVer)/fpc/');
    FConfig.SetValue('EnvironmentOptions/LazarusDirectory/Value', 
'/usr/share/lazarus');
    FConfig.SetValue('EnvironmentOptions/MakeFilename/Value', 'make'); //assume 
in path
    FConfig.SetValue('EnvironmentOptions/TestBuildDirectory/Value', '/tmp');
    {$ENDIF UNIX}
    //todo: check more architectures
  end;
  if CompilerFileName<>Emptystr then 
FConfig.SetValue('EnvironmentOptions/CompilerFilename/Value', CompilerFileName);
  if DebuggerFilename<>Emptystr then 
FConfig.SetValue('EnvironmentOptions/DebuggerFilename/Value', DebuggerFilename);
  if FPCSourceDirectory<>Emptystr then 
FConfig.SetValue('EnvironmentOptions/FPCSourceDirectory/Value', 
FPCSourceDirectory);
  if LazarusDirectory<>Emptystr then 
FConfig.SetValue('EnvironmentOptions/LazarusDirectory/Value', LazarusDirectory);
  if MakeFilename<>Emptystr then 
FConfig.SetValue('EnvironmentOptions/MakeFilename/Value', MakeFilename);
  if TestBuildDirectory<>Emptystr then 
FConfig.SetValue('EnvironmentOptions/TestBuildDirectory/Value', 
TestBuildDirectory);
  FConfig.Flush; //write out newly created or updated file
  FConfig.Free;
  inherited Destroy;
end;


end.

--
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