{ stdenv, fetchurl, pkgconfig, poppler, libgcrypt, pcre, asciidoc }: stdenv.mkDerivation rec { name = "pdfgrep-${version}"; version = "2.1.0"; src = fetchurl { url = "https://pdfgrep.org/download/${name}.tar.gz"; sha256 = "13al23c2wlpsha6c1z1h6gh5lxzphsnzpd7b78qj16rq2r46phf9"; }; postPatch = '' for i in ./src/search.h ./src/pdfgrep.cc ./src/search.cc; do substituteInPlace $i --replace '