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nix-build --run-env: Source $stdenv/setup in the interactive shell

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This ensures that not just environment variables are set, but also
shell functions such as unpackPhase, configurePhase and so on.
This commit is contained in:
Eelco Dolstra 2013-07-11 14:32:22 +02:00
parent 212e96f39c
commit 656390062a
2 changed files with 26 additions and 16 deletions
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25
scripts/nix-build.in
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@ -3,6 +3,7 @@
use strict;
use Nix::Config;
use Nix::Store;
use Nix::Utils;
use File::Temp qw(tempdir);
@ -15,7 +16,7 @@ my @buildArgs = ();
my @exprs = ();
my $shell = $ENV{SHELL} || "/bin/sh";
my $envCommand = "p=\$PATH; source \$stdenv/setup; PATH=\$PATH:\$p; exec $shell";
my $envCommand = ""; # interactive shell
my @envExclude = ();
@ -124,7 +125,7 @@ for (my $n = 0; $n < scalar @ARGV; $n++) {
elsif ($arg eq "--command") {
$n++;
die "$0: `$arg' requires an argument\n" unless $n < scalar @ARGV;
$envCommand = $ARGV[$n];
$envCommand = "$ARGV[$n]\nexit $!";
}
elsif ($arg eq "--exclude") {
@ -169,15 +170,23 @@ foreach my $expr (@exprs) {
# Set the environment.
$ENV{'NIX_BUILD_TOP'} = $ENV{'TMPDIR'} || "/tmp";
foreach (keys %{$drv->{env}}) {
$ENV{$_} = $drv->{env}->{$_};
}
$ENV{$_} = $drv->{env}->{$_} foreach keys %{$drv->{env}};
# Run a shell using the derivation's environment. For
# convenience, source $stdenv/setup to setup additional
# environment variables. Also don't lose the current $PATH
# directories.
exec($ENV{SHELL}, "-c", $envCommand);
# environment variables and shell functions. Also don't lose
# the current $PATH directories.
my $rcfile = "$tmpDir/rc";
writeFile(
$rcfile,
'[ -e ~/.bashrc ] && source ~/.bashrc; ' .
'p=$PATH; ' .
'[ -e $stdenv/setup ] && source $stdenv/setup; ' .
'PATH=$PATH:$p; ' .
'set +e; ' .
'PS1="\n\[\033[1;32m\][nix-build:\w]$\[\033[0m\] "; ' .
$envCommand);
exec($ENV{SHELL}, "--rcfile", $rcfile);
die;
}