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{ lib, stdenv, fetchFromGitHub, bobcat, icmake, yodl }:
stdenv.mkDerivation rec {
pname = "flexc++";
version = "2.05.00";
src = fetchFromGitHub {
sha256 = "0s25d9jsfsqvm34rwf48cxwz23aq1zja3cqlzfz3z33p29wwazwz";
rev = version;
repo = "flexcpp";
owner = "fbb-git";
};
setSourceRoot = ''
sourceRoot=$(echo */flexc++)
'';
buildInputs = [ bobcat ];
nativeBuildInputs = [ icmake yodl ];
postPatch = ''
substituteInPlace INSTALL.im --replace /usr $out
patchShebangs .
'';
buildPhase = ''
./build man
./build manual
./build program
'';
installPhase = ''
./build install x
'';
meta = with lib; {
description = "C++ tool for generating lexical scanners";
mainProgram = "flexc++";
longDescription = ''
Flexc++ was designed after `flex'. Flexc++ offers a cleaner class design
and requires simpler specification files than offered by flex's C++
option.
'';
homepage = "https://fbb-git.github.io/flexcpp/";
license = licenses.gpl3;
platforms = platforms.linux;
};
}
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