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{
fpGUI IDE - Maximus
Copyright (C) 2012 - 2013 Graeme Geldenhuys
See the file COPYING.modifiedLGPL, included in this distribution,
for details about redistributing fpGUI.
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.
Description:
---
}
unit BuilderThread;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils;
type
TOutputLineEvent = procedure(Sender: TObject; const ALine: string) of object;
TBuilderThread = class(TThread)
private
FBuildMode: integer;
FOnAvailableOutput: TOutputLineEvent;
OutputLine: string;
procedure DoOutputLine;
protected
procedure Execute; override;
public
procedure AfterConstruction; override;
property BuildMode: integer read FBuildMode write FBuildMode;
property OnAvailableOutput: TOutputLineEvent read FOnAvailableOutput write FOnAvailableOutput;
end;
implementation
uses
project
,process
,fpg_base
,fpg_iniutils
,fpg_utils
,ideconst
,idemacros
;
{ TBuilderThread }
procedure TBuilderThread.AfterConstruction;
begin
inherited AfterConstruction;
FBuildMode := -1; // signals use of project's default build mode
FreeOnTerminate := True;
end;
procedure TBuilderThread.Execute;
const
BufSize = 1024; //4096;
var
p: TProcess;
c: TfpgString;
unitdir: TfpgString;
Buf: string;
Count: integer;
i: integer;
LineStart: integer;
begin
unitdir := GProject.ProjectDir + GProject.UnitOutputDir;
unitdir := GMacroList.ExpandMacro(unitdir);
if not fpgDirectoryExists(unitdir) then
begin
{$IFDEF DEBUG}
writeln('DEBUG: TBuilderThread.Execute - Creating dir: ' + unitdir);
{$ENDIF}
fpgForceDirectories(unitDir);
end;
p := TProcess.Create(nil);
p.Options := [poUsePipes, poStdErrToOutPut];
p.ShowWindow := swoShowNormal;
p.CurrentDirectory := GProject.ProjectDir;
// build compilation string
c := gINI.ReadString(cEnvironment, 'Compiler', '');
c := c + GProject.GenerateCmdLine(False, BuildMode);
c := GMacroList.ExpandMacro(c);
// AddMessage('Compile command: ' + c);
p.CommandLine := c;
try
p.Execute;
{ Now process the output }
OutputLine:='';
SetLength(Buf,BufSize);
repeat
if (p.Output<>nil) then
begin
Count:=p.Output.Read(Buf[1],Length(Buf));
end
else
Count:=0;
LineStart:=1;
i:=1;
while i<=Count do
begin
if Buf[i] in [#10,#13] then
begin
OutputLine:=OutputLine+Copy(Buf,LineStart,i-LineStart);
Synchronize(@DoOutputLine);
OutputLine:='';
if (i<Count) and (Buf[i+1] in [#10,#13]) and (Buf[i]<>Buf[i+1]) then
inc(i);
LineStart:=i+1;
end;
inc(i);
end;
OutputLine:=Copy(Buf,LineStart,Count-LineStart+1);
until Count=0;
if OutputLine <> '' then
Synchronize(@DoOutputLine);
p.WaitOnExit;
finally
FreeAndNil(p);
end;
end;
procedure TBuilderThread.DoOutputLine;
begin
if Assigned(FOnAvailableOutput) then
FOnAvailableOutput(self, OutputLine);
end;
end.
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