forked from lix-project/lix
Handle the case where $SHELL is not set
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@ -14,7 +14,8 @@ my @instArgs = ();
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my @buildArgs = ();
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my @exprs = ();
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my $envCommand = "p=\$PATH; source \$stdenv/setup; PATH=\$PATH:\$p; exec $ENV{SHELL}";
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my $shell = $ENV{SHELL} || "/bin/sh";
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my $envCommand = "p=\$PATH; source \$stdenv/setup; PATH=\$PATH:\$p; exec $shell";
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my @envExclude = ();
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