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|
{ lib
, localSystem, crossSystem, config, overlays, crossOverlays ? []
}:
assert crossSystem == localSystem;
let
inherit (localSystem) system;
shell =
if system == "i686-freebsd" || system == "x86_64-freebsd" then "/usr/local/bin/bash"
else "/bin/bash";
path =
(if system == "i686-solaris" then [ "/usr/gnu" ] else []) ++
(if system == "i686-netbsd" then [ "/usr/pkg" ] else []) ++
(if system == "x86_64-solaris" then [ "/opt/local/gnu" ] else []) ++
["/" "/usr" "/usr/local"];
prehookBase = ''
# Disable purity tests; it's allowed (even needed) to link to
# libraries outside the Nix store (like the C library).
export NIX_ENFORCE_PURITY=
export NIX_ENFORCE_NO_NATIVE="''${NIX_ENFORCE_NO_NATIVE-1}"
'';
prehookFreeBSD = ''
${prehookBase}
alias make=gmake
alias tar=gtar
alias sed=gsed
export MAKE=gmake
shopt -s expand_aliases
'';
prehookOpenBSD = ''
${prehookBase}
alias make=gmake
alias grep=ggrep
alias mv=gmv
alias ln=gln
alias sed=gsed
alias tar=gtar
export MAKE=gmake
shopt -s expand_aliases
'';
prehookNetBSD = ''
${prehookBase}
alias make=gmake
alias sed=gsed
alias tar=gtar
export MAKE=gmake
shopt -s expand_aliases
'';
# prevent libtool from failing to find dynamic libraries
prehookCygwin = ''
${prehookBase}
shopt -s expand_aliases
export lt_cv_deplibs_check_method=pass_all
'';
extraNativeBuildInputsCygwin = [
../cygwin/all-buildinputs-as-runtimedep.sh
../cygwin/wrap-exes-to-find-dlls.sh
] ++ (if system == "i686-cygwin" then [
../cygwin/rebase-i686.sh
] else if system == "x86_64-cygwin" then [
../cygwin/rebase-x86_64.sh
] else []);
# A function that builds a "native" stdenv (one that uses tools in
# /usr etc.).
makeStdenv =
{ cc, fetchurl, extraPath ? [], overrides ? (self: super: { }) }:
import ../generic {
buildPlatform = localSystem;
hostPlatform = localSystem;
targetPlatform = localSystem;
preHook =
if system == "i686-freebsd" then prehookFreeBSD else
if system == "x86_64-freebsd" then prehookFreeBSD else
if system == "i686-openbsd" then prehookOpenBSD else
if system == "i686-netbsd" then prehookNetBSD else
if system == "i686-cygwin" then prehookCygwin else
if system == "x86_64-cygwin" then prehookCygwin else
prehookBase;
extraNativeBuildInputs =
if system == "i686-cygwin" then extraNativeBuildInputsCygwin else
if system == "x86_64-cygwin" then extraNativeBuildInputsCygwin else
[];
initialPath = extraPath ++ path;
fetchurlBoot = fetchurl;
inherit shell cc overrides config;
};
in
[
({}: rec {
__raw = true;
stdenv = makeStdenv {
cc = null;
fetchurl = null;
};
stdenvNoCC = stdenv;
cc = let
nativePrefix = { # switch
i686-solaris = "/usr/gnu";
x86_64-solaris = "/opt/local/gcc47";
}.${system} or "/usr";
in
import ../../build-support/cc-wrapper {
name = "cc-native";
nativeTools = true;
nativeLibc = true;
inherit nativePrefix;
bintools = import ../../build-support/bintools-wrapper {
name = "bintools";
inherit stdenvNoCC nativePrefix;
nativeTools = true;
nativeLibc = true;
};
inherit stdenvNoCC;
};
fetchurl = import ../../build-support/fetchurl {
inherit lib stdenvNoCC;
# Curl should be in /usr/bin or so.
curl = null;
};
})
# First build a stdenv based only on tools outside the store.
(prevStage: {
inherit config overlays;
stdenv = makeStdenv {
inherit (prevStage) cc fetchurl;
} // { inherit (prevStage) fetchurl; };
})
# Using that, build a stdenv that adds the ‘xz’ command (which most systems
# don't have, so we mustn't rely on the native environment providing it).
(prevStage: {
inherit config overlays;
stdenv = makeStdenv {
inherit (prevStage.stdenv) cc fetchurl;
extraPath = [ prevStage.xz ];
overrides = self: super: { inherit (prevStage) xz; };
};
})
]
|