X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/61f954bff040809e7ab57b3adec2fe95339ffb94..0977f81757f42889a9edb761061529041afe0a06:/apt-pkg/install-progress.cc diff --git a/apt-pkg/install-progress.cc b/apt-pkg/install-progress.cc index 09b1bef9e..5ea8bf4d0 100644 --- a/apt-pkg/install-progress.cc +++ b/apt-pkg/install-progress.cc @@ -1,18 +1,28 @@ +#include + #include #include #include #include -#include - -#include +#include +#include +#include +#include +#include #include #include #include +#include +#include + +#include namespace APT { namespace Progress { +PackageManager::PackageManager() : d(NULL), percentage(0.0), last_reported_progress(-1) {} +PackageManager::~PackageManager() {} /* Return a APT::Progress::PackageManager based on the global * apt configuration (i.e. APT::Status-Fd and APT::Status-deb822-Fd) @@ -39,10 +49,10 @@ PackageManager* PackageManagerProgressFactory() return progress; } -bool PackageManager::StatusChanged(std::string PackageName, +bool PackageManager::StatusChanged(std::string /*PackageName*/, unsigned int StepsDone, unsigned int TotalSteps, - std::string HumanReadableAction) + std::string /*HumanReadableAction*/) { int reporting_steps = _config->FindI("DpkgPM::Reporting-Steps", 1); percentage = StepsDone/(float)TotalSteps * 100.0; @@ -85,7 +95,7 @@ void PackageManagerProgressFd::StartDpkg() WriteToStatusFd(status.str()); } -void PackageManagerProgressFd::Stop() +APT_CONST void PackageManagerProgressFd::Stop() { } @@ -168,7 +178,7 @@ void PackageManagerProgressDeb822Fd::StartDpkg() WriteToStatusFd(status.str()); } -void PackageManagerProgressDeb822Fd::Stop() +APT_CONST void PackageManagerProgressDeb822Fd::Stop() { } @@ -222,8 +232,54 @@ bool PackageManagerProgressDeb822Fd::StatusChanged(std::string PackageName, } +PackageManagerFancy::PackageManagerFancy() + : child_pty(-1) +{ + // setup terminal size + old_SIGWINCH = signal(SIGWINCH, PackageManagerFancy::staticSIGWINCH); + instances.push_back(this); +} +std::vector PackageManagerFancy::instances; + +PackageManagerFancy::~PackageManagerFancy() +{ + instances.erase(find(instances.begin(), instances.end(), this)); + signal(SIGWINCH, old_SIGWINCH); +} + +void PackageManagerFancy::staticSIGWINCH(int signum) +{ + std::vector::const_iterator I; + for(I = instances.begin(); I != instances.end(); ++I) + (*I)->HandleSIGWINCH(signum); +} + +PackageManagerFancy::TermSize +PackageManagerFancy::GetTerminalSize() +{ + struct winsize win; + PackageManagerFancy::TermSize s = { 0, 0 }; + + // FIXME: get from "child_pty" instead? + if(ioctl(STDOUT_FILENO, TIOCGWINSZ, (char *)&win) != 0) + return s; + + if(_config->FindB("Debug::InstallProgress::Fancy", false) == true) + std::cerr << "GetTerminalSize: " << win.ws_row << " x " << win.ws_col << std::endl; + + s.rows = win.ws_row; + s.columns = win.ws_col; + return s; +} + void PackageManagerFancy::SetupTerminalScrollArea(int nr_rows) { + if(_config->FindB("Debug::InstallProgress::Fancy", false) == true) + std::cerr << "SetupTerminalScrollArea: " << nr_rows << std::endl; + + if (unlikely(nr_rows <= 1)) + return; + // scroll down a bit to avoid visual glitch when the screen // area shrinks by one row std::cout << "\n"; @@ -232,39 +288,43 @@ void PackageManagerFancy::SetupTerminalScrollArea(int nr_rows) std::cout << "\033[s"; // set scroll region (this will place the cursor in the top left) - std::cout << "\033[1;" << nr_rows - 1 << "r"; + std::cout << "\033[0;" << nr_rows - 1 << "r"; // restore cursor but ensure its inside the scrolling area std::cout << "\033[u"; static const char *move_cursor_up = "\033[1A"; std::cout << move_cursor_up; - // setup env for (hopefully!) ncurses - string s; - strprintf(s, "%i", nr_rows); - setenv("LINES", s.c_str(), 1); - + // ensure its flushed std::flush(std::cout); + + // setup tty size to ensure xterm/linux console are working properly too + // see bug #731738 + struct winsize win; + if (ioctl(child_pty, TIOCGWINSZ, (char *)&win) != -1) + { + win.ws_row = nr_rows - 1; + ioctl(child_pty, TIOCSWINSZ, (char *)&win); + } } -PackageManagerFancy::PackageManagerFancy() - : nr_terminal_rows(-1) +void PackageManagerFancy::HandleSIGWINCH(int) { - struct winsize win; - if(ioctl(STDOUT_FILENO, TIOCGWINSZ, (char *)&win) == 0) - { - nr_terminal_rows = win.ws_row; - } + int const nr_terminal_rows = GetTerminalSize().rows; + SetupTerminalScrollArea(nr_terminal_rows); + DrawStatusLine(); } -void PackageManagerFancy::Start() +void PackageManagerFancy::Start(int a_child_pty) { - if (nr_terminal_rows > 0) - SetupTerminalScrollArea(nr_terminal_rows); + child_pty = a_child_pty; + int const nr_terminal_rows = GetTerminalSize().rows; + SetupTerminalScrollArea(nr_terminal_rows); } void PackageManagerFancy::Stop() { + int const nr_terminal_rows = GetTerminalSize().rows; if (nr_terminal_rows > 0) { SetupTerminalScrollArea(nr_terminal_rows + 1); @@ -273,6 +333,27 @@ void PackageManagerFancy::Stop() static const char* clear_screen_below_cursor = "\033[J"; std::cout << clear_screen_below_cursor; } + child_pty = -1; +} + +std::string +PackageManagerFancy::GetTextProgressStr(float Percent, int OutputSize) +{ + std::string output; + int i; + + // should we raise a exception here instead? + if (Percent < 0.0 || Percent > 1.0 || OutputSize < 3) + return output; + + int BarSize = OutputSize - 2; // bar without the leading "[" and trailing "]" + output += "["; + for(i=0; i < BarSize*Percent; i++) + output += "#"; + for (/*nothing*/; i < BarSize; i++) + output += "."; + output += "]"; + return output; } bool PackageManagerFancy::StatusChanged(std::string PackageName, @@ -284,27 +365,53 @@ bool PackageManagerFancy::StatusChanged(std::string PackageName, HumanReadableAction)) return false; - int row = nr_terminal_rows; + return DrawStatusLine(); +} +bool PackageManagerFancy::DrawStatusLine() +{ + PackageManagerFancy::TermSize const size = GetTerminalSize(); + if (unlikely(size.rows < 1 || size.columns < 1)) + return false; + + static std::string save_cursor = "\033[s"; + static std::string restore_cursor = "\033[u"; + + // green + static std::string set_bg_color = DeQuoteString( + _config->Find("Dpkg::Progress-Fancy::Progress-fg", "%1b[42m")); + // black + static std::string set_fg_color = DeQuoteString( + _config->Find("Dpkg::Progress-Fancy::Progress-bg", "%1b[30m")); + + static std::string restore_bg = "\033[49m"; + static std::string restore_fg = "\033[39m"; - static string save_cursor = "\033[s"; - static string restore_cursor = "\033[u"; - - static string set_bg_color = "\033[42m"; // green - static string set_fg_color = "\033[30m"; // black - - static string restore_bg = "\033[49m"; - static string restore_fg = "\033[39m"; - std::cout << save_cursor // move cursor position to last row - << "\033[" << row << ";0f" + << "\033[" << size.rows << ";0f" << set_bg_color << set_fg_color << progress_str - << restore_cursor << restore_bg << restore_fg; std::flush(std::cout); + + // draw text progress bar + if (_config->FindB("Dpkg::Progress-Fancy::Progress-Bar", true)) + { + int padding = 4; + float progressbar_size = size.columns - padding - progress_str.size(); + float current_percent = percentage / 100.0; + std::cout << " " + << GetTextProgressStr(current_percent, progressbar_size) + << " "; + std::flush(std::cout); + } + + // restore + std::cout << restore_cursor; + std::flush(std::cout); + last_reported_progress = percentage; return true; @@ -328,5 +435,5 @@ bool PackageManagerText::StatusChanged(std::string PackageName, -}; // namespace progress -}; // namespace apt +} // namespace progress +} // namespace apt