nixpkgs/pkgs/development/libraries/re2/default.nix

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{ stdenv, fetchFromGitHub }:
stdenv.mkDerivation rec {
name = "re2-${version}";
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version = "20190401";
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src = fetchFromGitHub {
owner = "google";
repo = "re2";
rev = "2019-04-01";
sha256 = "018b8z3fgcr02rmhxdz80r363k40938cbgmk1c9b46k6xkc4q0hd";
};
preConfigure = ''
substituteInPlace Makefile --replace "/usr/local" "$out"
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# we're using gnu sed, even on darwin
substituteInPlace Makefile --replace "SED_INPLACE=sed -i '''" "SED_INPLACE=sed -i"
'';
meta = {
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homepage = https://github.com/google/re2;
description = "An efficient, principled regular expression library";
license = stdenv.lib.licenses.bsd3;
platforms = with stdenv.lib.platforms; all;
};
}