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{ stdenv, fetchurl, unzip }:
let
s = # Generated upstream information
rec {
baseName="zpaq";
version="705";
name="${baseName}-${version}";
hash="0d1knq4f6693nvbwjx4wznb45hm4zyn4k88xvhynyk0dcbiy7ayq";
url="http://mattmahoney.net/dc/zpaq705.zip";
sha256="0d1knq4f6693nvbwjx4wznb45hm4zyn4k88xvhynyk0dcbiy7ayq";
};
isUnix = with stdenv; isLinux || isGNU || isDarwin || isFreeBSD || isOpenBSD;
isx86 = stdenv.isi686 || stdenv.isx86_64;
compileFlags = with stdenv; ""
+ (lib.optionalString (isUnix) " -Dunix -pthread")
+ (lib.optionalString (isi686) " -march=i686")
+ (lib.optionalString (isx86_64) " -march=nocona")
+ (lib.optionalString (!isx86) " -DNOJIT")
+ " -O3 -mtune=generic -DNDEBUG"
;
in
stdenv.mkDerivation {
inherit (s) name version;
src = fetchurl {
inherit (s) url sha256;
};
sourceRoot = ".";
buildInputs = [ unzip ];
buildPhase = ''
g++ ${compileFlags} -fPIC --shared libzpaq.cpp -o libzpaq.so
g++ ${compileFlags} -L. -L"$out/lib" -lzpaq zpaq.cpp -o zpaq
'';
installPhase = ''
mkdir -p "$out"/{bin,include,lib,share/doc/zpaq}
cp libzpaq.so "$out/lib"
cp zpaq "$out/bin"
cp libzpaq.h "$out/include"
cp readme.txt "$out/share/doc/zpaq"
'';
meta = with stdenv.lib; {
inherit (s) version;
description = "Incremental journaling backup utility and archiver";
license = licenses.gpl3Plus ;
maintainers = with maintainers; [ raskin nckx ];
platforms = platforms.linux;
homepage = "http://mattmahoney.net/dc/zpaq.html";
};
}
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