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{$ifndef ALLPACKAGES}
{$mode objfpc}{$H+}
program fpmake;
uses fpmkunit, classes, sysutils;
{$endif ALLPACKAGES}
const
GdbLibName = 'libgdb.a';
MinGWGdbLibName = 'libmingw32.a';
procedure BeforeCompile_gdbint(Sender: TObject);
var
L : TStrings;
P : TPackage;
GdbLibDir, GdbLibFile: string;
GdbLibFound: boolean;
GdbintTarget, GdbVerTarget: TTarget;
begin
P := Sender as TPackage;
// Search for a libgdb file.
GdbLibFound:=false;
// First try the environment setting GDBLIBDIR
GdbLibDir := GetEnvironmentVariable('GDBLIBDIR');
if (GdbLibDir<>'') then
begin
if DirectoryExists(GdbLibDir) then
begin
GdbLibFile:=IncludeTrailingPathDelimiter(GdbLibDir)+GdbLibName;
if not FileExists(GdbLibFile) then
Installer.BuildEngine.Log(vlCommand,
'GDBLIBDIR environment variable set, but libgdb not found. ('+GdbLibFile+')')
else
GdbLibFound:=true;
end
else
Installer.BuildEngine.Log(vlCommand,
'GDBLIBDIR environment variable set, but directory does not exist. ('+GdbLibDir+')');
end;
// Try the default locations
if not GdbLibFound then
begin
GdbLibDir:=Installer.BuildEngine.AddPathPrefix(p,'..'+PathDelim+'..'+PathDelim+'libgdb');
if DirectoryExists(GdbLibDir) then
begin
GdbLibDir:=GdbLibDir+PathDelim+OSToString(Defaults.OS);
GdbLibFile:=GdbLibDir+PathDelim+GdbLibName;
if FileExists(GdbLibFile) then
GdbLibFound:=true
else
begin
GdbLibDir:=GdbLibDir+PathDelim+CPUToString(Defaults.CPU);
GdbLibFile:=GdbLibDir+PathDelim+GdbLibName;
GdbLibFound:=FileExists(GdbLibFile);
end;
end;
end;
GdbVerTarget:=TTarget(p.Targets.ItemByName('gdbver'));
GdbintTarget:=TTarget(p.Targets.ItemByName('gdbint'));
if GdbLibFound then
Installer.BuildEngine.Log(vlCommand,'File libgdb.a found ('+GdbLibFile+')')
else
Installer.BuildEngine.Log(vlCommand,'File libgdb.a not found');
if GdbLibFound then
begin
// Detect if gdblib.inc is available
if FileExists(GDBLibDir+PathDelim+'gdblib.inc') then
begin
P.Options.Add('-dUSE_GDBLIBINC');
P.Options.Add('-Fi'+GdbLibDir);
P.Options.Add('-Fl'+GdbLibDir);
// No need to use gdbver in this case
p.Targets.Delete(GdbVerTarget.Index);
Installer.BuildEngine.Log(vlCommand,'Using gdblib.inc include file')
end
// When we're cross-compiling, running the gdbver executable to detect the
// gdb-version is not possible, unless a i386-win32 to
// i386-go32v2 compilation is performed.
else if (not Defaults.IsBuildDifferentFromTarget
or ((Defaults.CPU=i386) and (Defaults.OS=go32v2) and
(Defaults.BuildOS=win32) and (Defaults.BuildCPU=i386))
) then
begin
P.Options.Add('-Fl'+GdbLibDir);
Installer.BuildEngine.CreateOutputDir(p);
Installer.BuildEngine.Log(vlCommand,'GDB-lib found, compiling and running gdbver to obtain GDB-version');
Installer.BuildEngine.Compile(P,GdbVerTarget);
Installer.BuildEngine.ExecuteCommand(Installer.BuildEngine.AddPathPrefix(p,p.
GetBinOutputDir(Defaults.CPU, Defaults.OS))+PathDelim+
AddProgramExtension('gdbver',Defaults.BuildOS),'-o ' +
Installer.BuildEngine.AddPathPrefix(p,'src'+PathDelim+'gdbver.inc'));
with GdbintTarget.Dependencies do
AddInclude('gdbver.inc');
// Pass -dUSE_MINGW_GDB to the compiler when a MinGW gdb is used
if FileExists(GdbLibDir+PathDelim+MinGWGdbLibName) then
begin
P.Options.Add('-dUSE_MINGW_GDB');
Installer.BuildEngine.Log(vlCommand,'Using GDB (MinGW)')
end
else
begin
Installer.BuildEngine.Log(vlCommand,'Using GDB')
end;
end
end
else
begin
// No suitable gdb found
// No need to compile gdbver.
p.Targets.Delete(GdbVerTarget.Index);
// use gdb_nogdb.inc
L := TStringList.Create;
try
if P.Directory<>'' then
L.values['src'+DirectorySeparator+'gdbver_nogdb.inc'] := IncludeTrailingPathDelimiter(P.Directory) +'src'+DirectorySeparator+'gdbver.inc'
else
L.values['src'+DirectorySeparator+'gdbver_nogdb.inc'] := 'src'+DirectorySeparator+'gdbver.inc';
Installer.BuildEngine.cmdcopyfiles(L, Installer.BuildEngine.StartDir, nil);
with GdbintTarget.Dependencies do
AddInclude('gdbver.inc');
finally
L.Free;
end;
end;
end;
procedure AfterCompile_gdbint(Sender: TObject);
var
L : TStrings;
begin
// Remove the generated gdbver.inc
L := TStringList.Create;
try
L.add(IncludeTrailingPathDelimiter(Installer.BuildEngine.StartDir)+'src/gdbver.inc');
Installer.BuildEngine.CmdDeleteFiles(L);
finally
L.Free;
end;
end;
procedure add_gdbint(const ADirectory: string);
Var
P : TPackage;
T : TTarget;
begin
With Installer do
begin
P:=AddPackage('gdbint');
P.ShortName:='gdb';
P.Directory:=ADirectory;
P.Version:='3.0.1';
P.Author := 'Library : Cygnus, header: Peter Vreman';
P.License := 'Library: GPL2 or later, header: LGPL with modification, ';
P.HomepageURL := 'www.freepascal.org';
P.Email := '';
P.Description := 'Interface to libgdb, the GDB debugger in library format';
P.NeedLibC:= true; // true for headers that indirectly link to libc?
// In case of using a buildunit, it is not possible to compile a single
// file within the BeforeCompile event.
P.SupportBuildModes:= [bmOneByOne];
P.OSes:=[aix,beos,haiku,freebsd,netbsd,openbsd,linux,win32,win64,go32v2,dragonfly];
P.SourcePath.Add('src');
P.IncludePath.Add('src');
P.BeforeCompileProc:=@BeforeCompile_gdbint;
P.AfterCompileProc:=@AfterCompile_gdbint;
T := p.Targets.AddProgram('src'+PathDelim+'gdbver.pp');
T.Install := false;
//
// NOTE: the gdbver.inc dependencies gives warnings because the makefile.fpc
// does a "cp src/gdbver_nogdb.inc src/gdbver.inc" to create it
T:=P.Targets.AddUnit('gdbcon.pp');
with T.Dependencies do
begin
AddUnit('gdbint');
end;
T:=P.Targets.AddUnit('gdbint.pp');
P.ExamplePath.add('examples');
P.Targets.AddExampleProgram('testgdb.pp');
P.Targets.AddExampleProgram('symify.pp');
P.Targets.AddExampleUnit('mingw.pas');
P.Sources.AddSrc('src/gdbver_nogdb.inc');
end;
end;
{$ifndef ALLPACKAGES}
begin
add_gdbint('');
Installer.Run;
end.
{$endif ALLPACKAGES}
|
