261 lines
9.7 KiB
Nix
261 lines
9.7 KiB
Nix
{ stdenv
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, fetchurl
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, fetchFromGitHub
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, buildPackages
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, lib
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, self
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, version
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, sha256
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, pkgsBuildBuild
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, pkgsBuildHost
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, pkgsBuildTarget
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, pkgsHostHost
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, pkgsTargetTarget
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, zlib
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, config
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, passthruFun
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, perlAttr ? "perl${lib.versions.major version}${lib.versions.minor version}"
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, enableThreading ? true, coreutils, makeWrapper
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, enableCrypt ? true, libxcrypt ? null
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, overrides ? config.perlPackageOverrides or (p: {}) # TODO: (self: super: {}) like in python
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} @ inputs:
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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 (enableCrypt -> (libxcrypt != null));
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let
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crossCompiling = stdenv.buildPlatform != stdenv.hostPlatform;
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libc = if stdenv.cc.libc or null != null then stdenv.cc.libc else "/usr";
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libcInc = lib.getDev libc;
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libcLib = lib.getLib libc;
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in
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stdenv.mkDerivation (rec {
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inherit version;
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pname = "perl";
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src = fetchurl {
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url = "mirror://cpan/src/5.0/perl-${version}.tar.gz";
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inherit sha256;
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};
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strictDeps = true;
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# TODO: Add a "dev" output containing the header files.
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outputs = [ "out" "man" "devdoc" ] ++
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lib.optional crossCompiling "mini";
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setOutputFlags = false;
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# On FreeBSD, if Perl is built with threads support, having
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# libxcrypt available will result in a build failure, because
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# perl.h will get conflicting definitions of struct crypt_data
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# from libc's unistd.h and libxcrypt's crypt.h.
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#
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# FreeBSD Ports has the same issue building the perl port if
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# the libxcrypt port has been installed.
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#
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# Without libxcrypt, Perl will still find FreeBSD's crypt functions.
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propagatedBuildInputs = lib.optional (enableCrypt && !stdenv.isFreeBSD) libxcrypt;
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disallowedReferences = [ stdenv.cc ];
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patches =
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# Enable TLS/SSL verification in HTTP::Tiny by default
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lib.optional (lib.versionOlder version "5.38.0") ./http-tiny-verify-ssl-by-default.patch
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# Do not look in /usr etc. for dependencies.
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++ lib.optional (lib.versionOlder version "5.38.0") ./no-sys-dirs-5.31.patch
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++ lib.optional (lib.versionAtLeast version "5.38.0") ./no-sys-dirs-5.38.0.patch
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++ lib.optional stdenv.isSunOS ./ld-shared.patch
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++ lib.optionals stdenv.isDarwin [ ./cpp-precomp.patch ./sw_vers.patch ]
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++ lib.optional crossCompiling ./cross.patch;
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# This is not done for native builds because pwd may need to come from
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# bootstrap tools when building bootstrap perl.
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postPatch = (if crossCompiling then ''
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substituteInPlace dist/PathTools/Cwd.pm \
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--replace "/bin/pwd" '${coreutils}/bin/pwd'
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substituteInPlace cnf/configure_tool.sh --replace "cc -E -P" "cc -E"
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'' else ''
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substituteInPlace dist/PathTools/Cwd.pm \
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--replace "/bin/pwd" "$(type -P pwd)"
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'') +
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# Perl's build system uses the src variable, and its value may end up in
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# the output in some cases (when cross-compiling)
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''
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unset src
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'';
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# Build a thread-safe Perl with a dynamic libperl.so. We need the
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# "installstyle" option to ensure that modules are put under
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# $out/lib/perl5 - this is the general default, but because $out
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# contains the string "perl", Configure would select $out/lib.
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# Miniperl needs -lm. perl needs -lrt.
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configureFlags =
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(if crossCompiling
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then [ "-Dlibpth=\"\"" "-Dglibpth=\"\"" "-Ddefault_inc_excludes_dot" ]
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else [ "-de" "-Dcc=cc" ])
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++ [
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"-Uinstallusrbinperl"
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"-Dinstallstyle=lib/perl5"
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] ++ lib.optional (!crossCompiling) "-Duseshrplib" ++ [
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"-Dlocincpth=${libcInc}/include"
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"-Dloclibpth=${libcLib}/lib"
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]
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++ lib.optionals ((builtins.match ''5\.[0-9]*[13579]\..+'' version) != null) [ "-Dusedevel" "-Uversiononly" ]
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++ lib.optional stdenv.isSunOS "-Dcc=gcc"
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++ lib.optional enableThreading "-Dusethreads"
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++ lib.optional (!enableCrypt) "-A clear:d_crypt_r"
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++ lib.optional stdenv.hostPlatform.isStatic "--all-static"
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++ lib.optionals (!crossCompiling) [
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"-Dprefix=${placeholder "out"}"
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"-Dman1dir=${placeholder "out"}/share/man/man1"
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"-Dman3dir=${placeholder "out"}/share/man/man3"
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];
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configureScript = lib.optionalString (!crossCompiling) "${stdenv.shell} ./Configure";
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dontAddStaticConfigureFlags = true;
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dontAddPrefix = !crossCompiling;
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enableParallelBuilding = false;
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# perl includes the build date, the uname of the build system and the
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# username of the build user in some files.
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# We override these to make it build deterministically.
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# other distro solutions
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# https://github.com/bmwiedemann/openSUSE/blob/master/packages/p/perl/perl-reproducible.patch
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# https://github.com/archlinux/svntogit-packages/blob/packages/perl/trunk/config.over
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# https://salsa.debian.org/perl-team/interpreter/perl/blob/debian-5.26/debian/config.over
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# A ticket has been opened upstream to possibly clean some of this up: https://rt.perl.org/Public/Bug/Display.html?id=133452
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preConfigure = ''
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cat > config.over <<EOF
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${lib.optionalString (stdenv.hostPlatform.isLinux && stdenv.hostPlatform.isGnu) ''osvers="gnulinux"''}
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myuname="nixpkgs"
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myhostname="nixpkgs"
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cf_by="nixpkgs"
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cf_time="$(date -d "@$SOURCE_DATE_EPOCH")"
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EOF
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# Compress::Raw::Zlib should use our zlib package instead of the one
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# included with the distribution
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cat > ./cpan/Compress-Raw-Zlib/config.in <<EOF
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BUILD_ZLIB = False
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INCLUDE = ${zlib.dev}/include
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LIB = ${zlib.out}/lib
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OLD_ZLIB = False
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GZIP_OS_CODE = AUTO_DETECT
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USE_ZLIB_NG = False
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EOF
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'' + lib.optionalString stdenv.isDarwin ''
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substituteInPlace hints/darwin.sh --replace "env MACOSX_DEPLOYMENT_TARGET=10.3" ""
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'' + lib.optionalString (!enableThreading) ''
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# We need to do this because the bootstrap doesn't have a static libpthread
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sed -i 's,\(libswanted.*\)pthread,\1,g' Configure
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'';
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# Default perl does not support --host= & co.
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configurePlatforms = [ ];
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setupHook = ./setup-hook.sh;
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# copied from python
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passthru =
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let
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# When we override the interpreter we also need to override the spliced versions of the interpreter
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inputs' = lib.filterAttrs (n: v: ! lib.isDerivation v && n != "passthruFun") inputs;
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override = attr: let perl = attr.override (inputs' // { self = perl; }); in perl;
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in
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passthruFun rec {
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inherit self perlAttr;
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inherit overrides;
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perlOnBuildForBuild = override pkgsBuildBuild.${perlAttr};
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perlOnBuildForHost = override pkgsBuildHost.${perlAttr};
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perlOnBuildForTarget = override pkgsBuildTarget.${perlAttr};
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perlOnHostForHost = override pkgsHostHost.${perlAttr};
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perlOnTargetForTarget = if lib.hasAttr perlAttr pkgsTargetTarget then (override pkgsTargetTarget.${perlAttr}) else { };
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};
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doCheck = false; # some tests fail, expensive
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# TODO: it seems like absolute paths to some coreutils is required.
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postInstall =
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''
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# Remove dependency between "out" and "man" outputs.
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rm "$out"/lib/perl5/*/*/.packlist
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# Remove dependencies on glibc and gcc
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sed "/ *libpth =>/c libpth => ' '," \
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-i "$out"/lib/perl5/*/*/Config.pm
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# TODO: removing those paths would be cleaner than overwriting with nonsense.
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substituteInPlace "$out"/lib/perl5/*/*/Config_heavy.pl \
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--replace "${libcInc}" /no-such-path \
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--replace "${
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if stdenv.hasCC then stdenv.cc else "/no-such-path"
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}" /no-such-path \
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--replace "${
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if stdenv.hasCC && stdenv.cc.cc != null then stdenv.cc.cc else "/no-such-path"
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}" /no-such-path \
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--replace "$man" /no-such-path
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'' + lib.optionalString crossCompiling
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''
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mkdir -p $mini/lib/perl5/cross_perl/${version}
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for dir in cnf/{stub,cpan}; do
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cp -r $dir/* $mini/lib/perl5/cross_perl/${version}
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done
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mkdir -p $mini/bin
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install -m755 miniperl $mini/bin/perl
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export runtimeArch="$(ls $out/lib/perl5/site_perl/${version})"
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# wrapProgram should use a runtime-native SHELL by default, but
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# it actually uses a buildtime-native one. If we ever fix that,
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# we'll need to fix this to use a buildtime-native one.
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#
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# Adding the arch-specific directory is morally incorrect, as
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# miniperl can't load the native modules there. However, it can
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# (and sometimes needs to) load and run some of the pure perl
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# code there, so we add it anyway. When needed, stubs can be put
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# into $mini/lib/perl5/cross_perl/${version}.
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wrapProgram $mini/bin/perl --prefix PERL5LIB : \
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"$mini/lib/perl5/cross_perl/${version}:$out/lib/perl5/${version}:$out/lib/perl5/${version}/$runtimeArch"
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''; # */
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meta = with lib; {
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homepage = "https://www.perl.org/";
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description = "The standard implementation of the Perl 5 programming language";
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license = licenses.artistic1;
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maintainers = [ maintainers.eelco ];
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platforms = platforms.all;
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priority = 6; # in `buildEnv' (including the one inside `perl.withPackages') the library files will have priority over files in `perl`
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mainProgram = "perl";
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};
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} // lib.optionalAttrs (stdenv.buildPlatform != stdenv.hostPlatform) rec {
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crossVersion = "1.5"; # Jul 03, 2023
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perl-cross-src = fetchFromGitHub {
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name = "perl-cross-${crossVersion}";
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owner = "arsv";
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repo = "perl-cross";
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rev = crossVersion;
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sha256 = "sha256-9nRFJinZUWUSpXXyyIVmhRLQ1B5LB3UmN2iAckmem58=";
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};
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depsBuildBuild = [ buildPackages.stdenv.cc makeWrapper ];
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postUnpack = ''
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unpackFile ${perl-cross-src}
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chmod -R u+w ${perl-cross-src.name}
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cp -R ${perl-cross-src.name}/* perl-${version}/
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'';
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configurePlatforms = [ "build" "host" "target" ];
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# TODO merge setup hooks
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setupHook = ./setup-hook-cross.sh;
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})
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