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Explain why header goes on stderr

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Chuck 2019-09-16 09:35:38 -07:00 committed by Linus Heckemann
parent 94a068fe36
commit 2ddd2d0760
1 changed files with 2 additions and 2 deletions
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4
nixos/modules/installer/tools/nixos-option/nixos-option.cc
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@ -430,8 +430,8 @@ void printOption(Context & ctx, Out & out, const std::string & path, Value & opt
void printListing(Out & out, Value & v) void printListing(Out & out, Value & v)
{ {
// Print this header on stderr rather than stdout because the old shell script // Print this header on stderr rather than stdout, presumably to make it
// implementation did. I don't know why. // slightly easier to consume this output in other tools.
std::cerr << "This attribute set contains:\n"; std::cerr << "This attribute set contains:\n";
for (const auto & a : v.attrs->lexicographicOrder()) { for (const auto & a : v.attrs->lexicographicOrder()) {
std::string name = a->name; std::string name = a->name;