101 lines
2.4 KiB
Nix
101 lines
2.4 KiB
Nix
{stdenvInitial}:
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let
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system = stdenvInitial.system;
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shell = "/bin/bash";
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prehookBase = builtins.toFile "prehook-base.sh" ''
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# Disable purity tests; it's allowed (even needed) to link to
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# libraries outside the Nix store (like the C library).
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export NIX_ENFORCE_PURITY=
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'';
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prehookDarwin = builtins.toFile "prehook-darwin.sh" ''
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source ${prehookBase}
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export NIX_DONT_SET_RPATH=1
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export NIX_NO_SELF_RPATH=1
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dontFixLibtool=1
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NIX_STRIP_DEBUG=0
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stripAllFlags=" " # the Darwin "strip" command doesn't know "-s"
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'';
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prehookFreeBSD = builtins.toFile "prehook-freebsd.sh" ''
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source ${prehookBase}
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alias make=gmake
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export MAKE=gmake
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shopt -s expand_aliases
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# Filter out stupid GCC warnings (in gcc-wrapper).
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export NIX_GCC_NEEDS_GREP=1
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'';
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prehookCygwin = builtins.toFile "prehook-cygwin.sh" ''
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source ${prehookBase}
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if test -z "$cygwinConfigureEnableShared"; then
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export configureFlags="$configureFlags --disable-shared"
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fi
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PATH_DELIMITER=';'
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'';
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# A function that builds a "native" stdenv (one that uses tools in
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# /usr etc.).
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makeStdenv = {stdenvBoot, extraPath, forceFetchurlBoot}: import ../generic {
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name = "stdenv-native";
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preHook =
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if system == "i686-darwin" || system == "powerpc-darwin" then prehookDarwin else
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if system == "i686-freebsd" then prehookFreeBSD else
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prehookBase;
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initialPath = extraPath ++ ["/" "/usr" "/usr/local"];
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stdenv = stdenvBoot;
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gcc = import ../../build-support/gcc-wrapper {
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name = "gcc-native";
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nativeTools = true;
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nativeLibc = true;
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nativePrefix = "/usr";
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stdenv = stdenvBoot;
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};
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inherit shell forceFetchurlBoot;
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fetchurlBoot = import ../../build-support/fetchurl {
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stdenv = stdenvBoot;
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# Curl should be in /usr/bin or so.
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curl = null;
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};
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};
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# First build a stdenv based only on tools outside the store.
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stdenvBoot1 = makeStdenv {
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stdenvBoot = stdenvInitial;
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extraPath = [];
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forceFetchurlBoot = true;
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};
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stdenvBoot1Pkgs = import ../../.. {
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inherit system;
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bootStdenv = stdenvBoot1;
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};
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# Using that, build a stdenv that adds the `replace' command (which
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# most systems don't have, so we mustn't rely on the native
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# environment providing it).
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stdenvBoot2 = makeStdenv {
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stdenvBoot = stdenvBoot1;
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extraPath = [stdenvBoot1Pkgs.replace];
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forceFetchurlBoot = false;
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};
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in stdenvBoot2
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