f52263ced0
We can use use `stdenv.hostPlatform.isStatic` instead, and move the logic per package. The least opionated benefit of this is that it makes it much easier to replace packages with modified ones, as there is no longer any issue of overlay order. CC @FRidh @matthewbauer
136 lines
5.2 KiB
Nix
136 lines
5.2 KiB
Nix
{ stdenv
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, fetchurl
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, shared ? !stdenv.hostPlatform.isStatic
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, static ? true
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# If true, a separate .static ouput is created and the .a is moved there.
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# In this case `pkg-config` auto detection does not currently work if the
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# .static output is given as `buildInputs` to another package (#66461), because
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# the `.pc` file lists only the main output's lib dir.
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# If false, and if `{ static = true; }`, the .a stays in the main output.
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, splitStaticOutput ? shared && static
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}:
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# Without either the build will actually still succeed because the build
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# system makes an arbitrary choice, but we shouldn't be so indecisive.
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assert shared || static;
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# Note: this package is used for bootstrapping fetchurl, and thus
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# cannot use fetchpatch! All mutable patches (generated by GitHub or
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# cgit) that are needed here should be included directly in Nixpkgs as
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# files.
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assert splitStaticOutput -> static;
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stdenv.mkDerivation (rec {
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name = "zlib-${version}";
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version = "1.2.11";
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src = fetchurl {
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urls =
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[ "https://www.zlib.net/fossils/${name}.tar.gz" # stable archive path
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"mirror://sourceforge/libpng/zlib/${version}/${name}.tar.gz"
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];
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sha256 = "c3e5e9fdd5004dcb542feda5ee4f0ff0744628baf8ed2dd5d66f8ca1197cb1a1";
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};
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patches = stdenv.lib.optional stdenv.hostPlatform.isCygwin ./disable-cygwin-widechar.patch;
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postPatch = stdenv.lib.optionalString stdenv.hostPlatform.isDarwin ''
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substituteInPlace configure \
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--replace '/usr/bin/libtool' 'ar' \
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--replace 'AR="libtool"' 'AR="ar"' \
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--replace 'ARFLAGS="-o"' 'ARFLAGS="-r"'
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'';
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outputs = [ "out" "dev" ]
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++ stdenv.lib.optional splitStaticOutput "static";
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setOutputFlags = false;
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outputDoc = "dev"; # single tiny man3 page
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# For zlib's ./configure (as of verion 1.2.11), the order
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# of --static/--shared flags matters!
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# `--shared --static` builds only static libs, while
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# `--static --shared` builds both.
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# So we use the latter order to be able to build both.
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# Also, giving just `--shared` builds both,
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# giving just `--static` builds only static,
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# and giving nothing builds both.
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# So we have 3 possible ways to build both:
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# `--static --shared`, `--shared` and giving nothing.
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# Of these, we choose `--shared`, only because that's
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# what we did in the past and we can avoid mass rebuilds this way.
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# As a result, we pass `--static` only when we want just static.
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configureFlags = stdenv.lib.optional (static && !shared) "--static"
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++ stdenv.lib.optional shared "--shared";
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# Note we don't need to set `dontDisableStatic`, because static-disabling
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# works by grepping for `enable-static` in the `./configure` script
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# (see `pkgs/stdenv/generic/setup.sh`), and zlib's handwritten one does
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# not have such.
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# It wouldn't hurt setting `dontDisableStatic = static && !splitStaticOutput`
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# here (in case zlib ever switches to autoconf in the future),
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# but we don't do it simply to avoid mass rebuilds.
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postInstall = stdenv.lib.optionalString splitStaticOutput ''
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moveToOutput lib/libz.a "$static"
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''
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# jww (2015-01-06): Sometimes this library install as a .so, even on
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# Darwin; others time it installs as a .dylib. I haven't yet figured out
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# what causes this difference.
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+ stdenv.lib.optionalString stdenv.hostPlatform.isDarwin ''
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for file in $out/lib/*.so* $out/lib/*.dylib* ; do
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${stdenv.cc.bintools.targetPrefix}install_name_tool -id "$file" $file
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done
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''
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# Non-typical naming confuses libtool which then refuses to use zlib's DLL
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# in some cases, e.g. when compiling libpng.
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+ stdenv.lib.optionalString (stdenv.hostPlatform.libc == "msvcrt") ''
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ln -s zlib1.dll $out/bin/libz.dll
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'';
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# As zlib takes part in the stdenv building, we don't want references
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# to the bootstrap-tools libgcc (as uses to happen on arm/mips)
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NIX_CFLAGS_COMPILE = stdenv.lib.optionalString (!stdenv.hostPlatform.isDarwin) "-static-libgcc";
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# We don't strip on static cross-compilation because of reports that native
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# stripping corrupted the target library; see commit 12e960f5 for the report.
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dontStrip = stdenv.hostPlatform != stdenv.buildPlatform && static;
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configurePlatforms = [];
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installFlags = stdenv.lib.optionals (stdenv.hostPlatform.libc == "msvcrt") [
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"BINARY_PATH=$(out)/bin"
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"INCLUDE_PATH=$(dev)/include"
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"LIBRARY_PATH=$(out)/lib"
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];
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enableParallelBuilding = true;
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doCheck = true;
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makeFlags = [
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"PREFIX=${stdenv.cc.targetPrefix}"
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] ++ stdenv.lib.optionals (stdenv.hostPlatform.libc == "msvcrt") [
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"-f" "win32/Makefile.gcc"
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] ++ stdenv.lib.optionals shared [
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# Note that as of writing (zlib 1.2.11), this flag only has an effect
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# for Windows as it is specific to `win32/Makefile.gcc`.
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"SHARED_MODE=1"
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];
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passthru = {
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inherit version;
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};
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meta = with stdenv.lib; {
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homepage = "https://zlib.net";
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description = "Lossless data-compression library";
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license = licenses.zlib;
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platforms = platforms.all;
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};
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} // stdenv.lib.optionalAttrs (stdenv.hostPlatform != stdenv.buildPlatform) {
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preConfigure = ''
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export CHOST=${stdenv.hostPlatform.config}
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'';
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} // stdenv.lib.optionalAttrs (stdenv.hostPlatform.libc == "msvcrt") {
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dontConfigure = true;
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})
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