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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.
This commit is contained in:
Eelco Dolstra 2013-07-19 14:06:58 +02:00
parent 2bc5de8635
commit 48858ad5ca
1 changed files with 3 additions and 1 deletions
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4
scripts/nix-build.in
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@ -184,7 +184,8 @@ foreach my $expr (@exprs) {
# NixOS hack: prevent /etc/bashrc from sourcing /etc/profile.
$ENV{'__ETC_PROFILE_SOURCED'} = 1;
}
$ENV{'NIX_BUILD_TOP'} = $ENV{'TMPDIR'} || "/tmp";
$ENV{'NIX_BUILD_TOP'} = $ENV{'TMPDIR'} = $ENV{'TEMPDIR'} = $ENV{'TMP'} = $ENV{'TEMP'} = $ENV{'TMPDIR'} // "/tmp";
$ENV{'NIX_STORE'} = $Nix::Config::storeDir;
$ENV{$_} = $drv->{env}->{$_} foreach keys %{$drv->{env}};
# Run a shell using the derivation's environment. For
@ -200,6 +201,7 @@ foreach my $expr (@exprs) {
($pure ? '' : 'PATH=$PATH:$p; ') .
'set +e; ' .
'PS1="\n\[\033[1;32m\][nix-shell:\w]$\[\033[0m\] "; ' .
'unset NIX_ENFORCE_PURITY; ' .
$envCommand);
exec($ENV{NIX_BUILD_SHELL} // "bash", "--rcfile", $rcfile);
die;