nixpkgs/pkgs/development/tools/parsing/flex/2.6.1.nix
2020-04-10 17:54:53 +01:00

37 lines
1,015 B
Nix

{ stdenv, fetchurl, bison, m4 }:
stdenv.mkDerivation {
name = "flex-2.6.1";
src = fetchurl {
url = "https://github.com/westes/flex/releases/download/v2.6.1/flex-2.6.1.tar.gz";
sha256 = "0fy14c35yz2m1n1m4f02by3501fn0cca37zn7jp8lpp4b3kgjhrw";
};
postPatch = ''
patchShebangs tests
'' + stdenv.lib.optionalString (stdenv.hostPlatform != stdenv.buildPlatform) ''
substituteInPlace Makefile.in --replace "tests" " ";
'';
buildInputs = [ bison ];
propagatedBuildInputs = [ m4 ];
preConfigure = stdenv.lib.optionals (stdenv.hostPlatform != stdenv.buildPlatform) [
"ac_cv_func_malloc_0_nonnull=yes"
"ac_cv_func_realloc_0_nonnull=yes"
];
postConfigure = stdenv.lib.optionalString (stdenv.isDarwin || stdenv.isCygwin) ''
sed -i Makefile -e 's/-no-undefined//;'
'';
meta = with stdenv.lib; {
homepage = "https://github.com/westes/flex";
description = "A fast lexical analyser generator";
license = licenses.bsd2;
platforms = platforms.unix;
};
}