nixpkgs/pkgs/development/interpreters/perl/default.nix
2022-10-09 18:07:54 +02:00

258 lines
9.4 KiB
Nix

{ config, lib, stdenv, fetchurl, fetchFromGitHub, pkgs, buildPackages
, callPackage
, enableThreading ? true, coreutils, makeWrapper
, enableCrypt ? true, libxcrypt ? null
, zlib
}:
assert (enableCrypt -> (libxcrypt != null));
# Note: this package is used for bootstrapping fetchurl, and thus
# cannot use fetchpatch! All mutable patches (generated by GitHub or
# cgit) that are needed here should be included directly in Nixpkgs as
# files.
with lib;
let
libc = if stdenv.cc.libc or null != null then stdenv.cc.libc else "/usr";
libcInc = lib.getDev libc;
libcLib = lib.getLib libc;
crossCompiling = stdenv.buildPlatform != stdenv.hostPlatform;
common = { perl, buildPerl, version, sha256 }: stdenv.mkDerivation (rec {
inherit version;
pname = "perl";
src = fetchurl {
url = "mirror://cpan/src/5.0/perl-${version}.tar.gz";
inherit sha256;
};
strictDeps = true;
# TODO: Add a "dev" output containing the header files.
outputs = [ "out" "man" "devdoc" ] ++
optional crossCompiling "mini";
setOutputFlags = false;
propagatedBuildInputs = lib.optional enableCrypt libxcrypt;
disallowedReferences = [ stdenv.cc ];
patches =
[
# Do not look in /usr etc. for dependencies.
./no-sys-dirs-5.31.patch
# Enable TLS/SSL verification in HTTP::Tiny by default
./http-tiny-verify-ssl-by-default.patch
]
++ optional stdenv.isSunOS ./ld-shared.patch
++ optionals stdenv.isDarwin [ ./cpp-precomp.patch ./sw_vers.patch ]
++ optional crossCompiling ./MakeMaker-cross.patch;
# This is not done for native builds because pwd may need to come from
# bootstrap tools when building bootstrap perl.
postPatch = (if crossCompiling then ''
substituteInPlace dist/PathTools/Cwd.pm \
--replace "/bin/pwd" '${coreutils}/bin/pwd'
substituteInPlace cnf/configure_tool.sh --replace "cc -E -P" "cc -E"
'' else ''
substituteInPlace dist/PathTools/Cwd.pm \
--replace "/bin/pwd" "$(type -P pwd)"
'') +
# Perl's build system uses the src variable, and its value may end up in
# the output in some cases (when cross-compiling)
''
unset src
'';
# Build a thread-safe Perl with a dynamic libperl.so. We need the
# "installstyle" option to ensure that modules are put under
# $out/lib/perl5 - this is the general default, but because $out
# contains the string "perl", Configure would select $out/lib.
# Miniperl needs -lm. perl needs -lrt.
configureFlags =
(if crossCompiling
then [ "-Dlibpth=\"\"" "-Dglibpth=\"\"" "-Ddefault_inc_excludes_dot" ]
else [ "-de" "-Dcc=cc" ])
++ [
"-Uinstallusrbinperl"
"-Dinstallstyle=lib/perl5"
] ++ lib.optional (!crossCompiling) "-Duseshrplib" ++ [
"-Dlocincpth=${libcInc}/include"
"-Dloclibpth=${libcLib}/lib"
]
++ optionals ((builtins.match ''5\.[0-9]*[13579]\..+'' version) != null) [ "-Dusedevel" "-Uversiononly" ]
++ optional stdenv.isSunOS "-Dcc=gcc"
++ optional enableThreading "-Dusethreads"
++ optional (!enableCrypt) "-A clear:d_crypt_r"
++ optional stdenv.hostPlatform.isStatic "--all-static"
++ optionals (!crossCompiling) [
"-Dprefix=${placeholder "out"}"
"-Dman1dir=${placeholder "out"}/share/man/man1"
"-Dman3dir=${placeholder "out"}/share/man/man3"
];
configureScript = optionalString (!crossCompiling) "${stdenv.shell} ./Configure";
dontAddStaticConfigureFlags = true;
dontAddPrefix = !crossCompiling;
enableParallelBuilding = !crossCompiling;
# perl includes the build date, the uname of the build system and the
# username of the build user in some files.
# We override these to make it build deterministically.
# other distro solutions
# https://github.com/bmwiedemann/openSUSE/blob/master/packages/p/perl/perl-reproducible.patch
# https://github.com/archlinux/svntogit-packages/blob/packages/perl/trunk/config.over
# https://salsa.debian.org/perl-team/interpreter/perl/blob/debian-5.26/debian/config.over
# A ticket has been opened upstream to possibly clean some of this up: https://rt.perl.org/Public/Bug/Display.html?id=133452
preConfigure = ''
cat > config.over <<EOF
${lib.optionalString (stdenv.hostPlatform.isLinux && stdenv.hostPlatform.isGnu) ''osvers="gnulinux"''}
myuname="nixpkgs"
myhostname="nixpkgs"
cf_by="nixpkgs"
cf_time="$(date -d "@$SOURCE_DATE_EPOCH")"
EOF
# Compress::Raw::Zlib should use our zlib package instead of the one
# included with the distribution
cat > ./cpan/Compress-Raw-Zlib/config.in <<EOF
BUILD_ZLIB = False
INCLUDE = ${zlib.dev}/include
LIB = ${zlib.out}/lib
OLD_ZLIB = False
GZIP_OS_CODE = AUTO_DETECT
EOF
'' + optionalString stdenv.isDarwin ''
substituteInPlace hints/darwin.sh --replace "env MACOSX_DEPLOYMENT_TARGET=10.3" ""
'' + optionalString (!enableThreading) ''
# We need to do this because the bootstrap doesn't have a static libpthread
sed -i 's,\(libswanted.*\)pthread,\1,g' Configure
'';
# Default perl does not support --host= & co.
configurePlatforms = [];
setupHook = ./setup-hook.sh;
passthru = rec {
interpreter = "${perl}/bin/perl";
libPrefix = "lib/perl5/site_perl";
pkgs = callPackage ../../../top-level/perl-packages.nix {
inherit perl buildPerl;
overrides = config.perlPackageOverrides or (p: {}); # TODO: (self: super: {}) like in python
};
buildEnv = callPackage ./wrapper.nix {
inherit perl;
inherit (pkgs) requiredPerlModules;
};
withPackages = f: buildEnv.override { extraLibs = f pkgs; };
};
doCheck = false; # some tests fail, expensive
# TODO: it seems like absolute paths to some coreutils is required.
postInstall =
''
# Remove dependency between "out" and "man" outputs.
rm "$out"/lib/perl5/*/*/.packlist
# Remove dependencies on glibc and gcc
sed "/ *libpth =>/c libpth => ' '," \
-i "$out"/lib/perl5/*/*/Config.pm
# TODO: removing those paths would be cleaner than overwriting with nonsense.
substituteInPlace "$out"/lib/perl5/*/*/Config_heavy.pl \
--replace "${libcInc}" /no-such-path \
--replace "${
if stdenv.hasCC then stdenv.cc.cc else "/no-such-path"
}" /no-such-path \
--replace "${stdenv.cc}" /no-such-path \
--replace "$man" /no-such-path
'' + optionalString crossCompiling
''
mkdir -p $mini/lib/perl5/cross_perl/${version}
for dir in cnf/{stub,cpan}; do
cp -r $dir/* $mini/lib/perl5/cross_perl/${version}
done
mkdir -p $mini/bin
install -m755 miniperl $mini/bin/perl
export runtimeArch="$(ls $out/lib/perl5/site_perl/${version})"
# wrapProgram should use a runtime-native SHELL by default, but
# it actually uses a buildtime-native one. If we ever fix that,
# we'll need to fix this to use a buildtime-native one.
#
# Adding the arch-specific directory is morally incorrect, as
# miniperl can't load the native modules there. However, it can
# (and sometimes needs to) load and run some of the pure perl
# code there, so we add it anyway. When needed, stubs can be put
# into $mini/lib/perl5/cross_perl/${version}.
wrapProgram $mini/bin/perl --prefix PERL5LIB : \
"$mini/lib/perl5/cross_perl/${version}:$out/lib/perl5/${version}:$out/lib/perl5/${version}/$runtimeArch"
''; # */
meta = {
homepage = "https://www.perl.org/";
description = "The standard implementation of the Perl 5 programmming language";
license = licenses.artistic1;
maintainers = [ maintainers.eelco ];
platforms = platforms.all;
priority = 6; # in `buildEnv' (including the one inside `perl.withPackages') the library files will have priority over files in `perl`
};
} // optionalAttrs (stdenv.buildPlatform != stdenv.hostPlatform) rec {
crossVersion = "c876045741f5159318085d2737b0090f35a842ca"; # June 5, 2022
perl-cross-src = fetchFromGitHub {
name = "perl-cross-unstable-${crossVersion}";
owner = "arsv";
repo = "perl-cross";
rev = crossVersion;
sha256 = "sha256-m9UCoTQgXBxSgk9Q1Zv6wl3Qnd0aZm/jEPXkcMKti8U=";
};
depsBuildBuild = [ buildPackages.stdenv.cc makeWrapper ];
postUnpack = ''
unpackFile ${perl-cross-src}
chmod -R u+w ${perl-cross-src.name}
cp -R ${perl-cross-src.name}/* perl-${version}/
'';
configurePlatforms = [ "build" "host" "target" ];
# TODO merge setup hooks
setupHook = ./setup-hook-cross.sh;
});
in {
# Maint version
perl534 = common {
perl = pkgs.perl534;
buildPerl = buildPackages.perl534;
version = "5.34.1";
sha256 = "sha256-NXlRpJGwuhzjYRJjki/ux4zNWB3dwkpEawM+JazyQqE=";
};
# Maint version
perl536 = common {
perl = pkgs.perl536;
buildPerl = buildPackages.perl536;
version = "5.36.0";
sha256 = "sha256-4mCFr4rDlvYq3YpTPDoOqMhJfYNvBok0esWr17ek4Ao=";
};
# the latest Devel version
perldevel = common {
perl = pkgs.perldevel;
buildPerl = buildPackages.perldevel;
version = "5.37.0";
sha256 = "sha256-8RQO6gtH+WmghqzRafbqAH1MhKv/vJCcvysi7/+T9XI=";
};
}