{stdenv, fetchurl, unicodeSupport ? false, cplusplusSupport ? true}:
stdenv.mkDerivation {
name = "pcre-7.4";
src = fetchurl {
url = mirror://sourceforge/pcre/pcre-7.4.tar.bz2;
sha256 = "1rdks2h5f3p2d71c4jnxaic1c9gmgsfky80djnafcdbdrhzkiyx5";
};
configureFlags = ''
${if unicodeSupport then "--enable-unicode-properties --enable-shared --disable-static" else ""}
${if !cplusplusSupport then "--disable-cpp" else ""}
'';
}