forked from lix-project/lix
nix-shell: Set some environment variables also set by build.cc
Setting $NIX_STORE causes the purity checks in gcc/ld-wrapper to kick in, so that's why we unset $NIX_ENFORCE_PURITY.
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@ -184,7 +184,8 @@ foreach my $expr (@exprs) {
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# NixOS hack: prevent /etc/bashrc from sourcing /etc/profile.
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$ENV{'__ETC_PROFILE_SOURCED'} = 1;
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}
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$ENV{'NIX_BUILD_TOP'} = $ENV{'TMPDIR'} || "/tmp";
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$ENV{'NIX_BUILD_TOP'} = $ENV{'TMPDIR'} = $ENV{'TEMPDIR'} = $ENV{'TMP'} = $ENV{'TEMP'} = $ENV{'TMPDIR'} // "/tmp";
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$ENV{'NIX_STORE'} = $Nix::Config::storeDir;
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$ENV{$_} = $drv->{env}->{$_} foreach keys %{$drv->{env}};
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# Run a shell using the derivation's environment. For
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@ -200,6 +201,7 @@ foreach my $expr (@exprs) {
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($pure ? '' : 'PATH=$PATH:$p; ') .
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'set +e; ' .
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'PS1="\n\[\033[1;32m\][nix-shell:\w]$\[\033[0m\] "; ' .
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'unset NIX_ENFORCE_PURITY; ' .
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$envCommand);
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exec($ENV{NIX_BUILD_SHELL} // "bash", "--rcfile", $rcfile);
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die;
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