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path: root/pkgs/development/compilers/fpc/default.nix
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{ stdenv, fetchurl, gawk }:

let startFPC = import ./binary.nix { inherit stdenv fetchurl; }; in

stdenv.mkDerivation rec {
  version = "2.6.4";
  name = "fpc-${version}";

  src = fetchurl {
    url = "mirror://sourceforge/freepascal/fpcbuild-${version}.tar.gz";
    sha256 = "1akdlp4n9ai1gnn4yq236i5rx03rs5sjfgk60myb7nb9lk7kp74d";
  };

  buildInputs = [ startFPC gawk ];

  preConfigure =
    if stdenv.system == "i686-linux" || stdenv.system == "x86_64-linux" then ''
      sed -e "s@'/lib/ld-linux[^']*'@'''@" -i fpcsrc/compiler/systems/t_linux.pas
      sed -e "s@'/lib64/ld-linux[^']*'@'''@" -i fpcsrc/compiler/systems/t_linux.pas
    '' else "";

  makeFlags = "NOGDB=1 FPC=${startFPC}/bin/fpc";

  installFlags = "INSTALL_PREFIX=\${out}";
  
  postInstall = ''
    for i in $out/lib/fpc/*/ppc*; do
      ln -fs $i $out/bin/$(basename $i)
    done
    mkdir -p $out/lib/fpc/etc/
    $out/lib/fpc/*/samplecfg $out/lib/fpc/${version} $out/lib/fpc/etc/
  '';

  passthru = {
    bootstrap = startFPC;
  };

  meta = {
    description = "Free Pascal Compiler from a source distribution";
    maintainers = [stdenv.lib.maintainers.raskin];
    platforms = stdenv.lib.platforms.linux;
    inherit version;
  };
}