tvl-depot/src/nix/progress-bar.hh
Eelco Dolstra 784ee35c80 Add "nix verify-paths" command
Unlike "nix-store --verify-path", this command verifies signatures in
addition to store path contents, is multi-threaded (especially useful
when verifying binary caches), and has a progress indicator.

Example use:

$ nix verify-paths --store https://cache.nixos.org -r $(type -p thunderbird)
...
[17/132 checked] checking ‘/nix/store/rawakphadqrqxr6zri2rmnxh03gqkrl3-autogen-5.18.6’
2016-03-29 16:37:16 +02:00

49 lines
720 B
C++

#pragma once
#include "sync.hh"
#include "util.hh"
namespace nix {
class ProgressBar
{
private:
struct State
{
std::string status;
bool done = false;
std::list<std::string> activities;
};
Sync<State> state;
public:
ProgressBar();
~ProgressBar();
void updateStatus(const std::string & s);
void done();
class Activity
{
friend class ProgressBar;
private:
ProgressBar & pb;
std::list<std::string>::iterator it;
Activity(ProgressBar & pb, const FormatOrString & fs);
public:
~Activity();
};
Activity startActivity(const FormatOrString & fs);
private:
void render(State & state_);
};
}