use USER environmental variable if getting user id by getpwuid is failed in perl scripts: download-from-binary-cache.pl and nix-channel
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					 2 changed files with 2 additions and 2 deletions
				
			
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					@ -40,7 +40,7 @@ my %requests;
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my %scheduled;
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					my %scheduled;
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my $caBundle = $ENV{"CURL_CA_BUNDLE"} // $ENV{"OPENSSL_X509_CERT_FILE"};
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					my $caBundle = $ENV{"CURL_CA_BUNDLE"} // $ENV{"OPENSSL_X509_CERT_FILE"};
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my $userName = getpwuid($<) or die "cannot figure out user name";
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					my $userName = getpwuid($<) or $ENV{"USER"} or die "cannot figure out user name";
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my $requireSignedBinaryCaches = ($Nix::Config::config{"signed-binary-caches"} // "0") ne "0";
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					my $requireSignedBinaryCaches = ($Nix::Config::config{"signed-binary-caches"} // "0") ne "0";
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					@ -22,7 +22,7 @@ my $channelsList = "$home/.nix-channels";
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my $nixDefExpr = "$home/.nix-defexpr";
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					my $nixDefExpr = "$home/.nix-defexpr";
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# Figure out the name of the channels profile.
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					# Figure out the name of the channels profile.
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my $userName = getpwuid($<) or die "cannot figure out user name";
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					my $userName = getpwuid($<) or $ENV{"USER"} or die "cannot figure out user name");
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my $profile = "$Nix::Config::stateDir/profiles/per-user/$userName/channels";
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					my $profile = "$Nix::Config::stateDir/profiles/per-user/$userName/channels";
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mkpath(dirname $profile, 0, 0755);
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					mkpath(dirname $profile, 0, 0755);
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