+#include <config.h>
+
#include <apt-pkg/configuration.h>
#include <apt-pkg/fileutl.h>
#include <apt-pkg/strutl.h>
#include <apt-pkg/install-progress.h>
-#include <apti18n.h>
-
-#include <termios.h>
+#include <signal.h>
+#include <unistd.h>
+#include <iostream>
+#include <string>
+#include <vector>
#include <sys/ioctl.h>
#include <sstream>
#include <fcntl.h>
+#include <algorithm>
+#include <stdio.h>
+
+#include <apti18n.h>
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)
+ */
PackageManager* PackageManagerProgressFactory()
{
// select the right progress
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;
WriteToStatusFd(status.str());
}
-void PackageManagerProgressFd::Stop()
+APT_CONST void PackageManagerProgressFd::Stop()
{
}
FileFd::Write(OutStatusFd, s.c_str(), s.size());
}
-void PackageManagerProgressDeb822Fd::Start()
+void PackageManagerProgressDeb822Fd::StartDpkg()
{
// FIXME: use SetCloseExec here once it taught about throwing
// exceptions instead of doing _exit(100) on failure
WriteToStatusFd(status.str());
}
-void PackageManagerProgressDeb822Fd::Stop()
+APT_CONST void PackageManagerProgressDeb822Fd::Stop()
{
}
}
+PackageManagerFancy::PackageManagerFancy()
+ : child_pty(-1)
+{
+ // setup terminal size
+ old_SIGWINCH = signal(SIGWINCH, PackageManagerFancy::staticSIGWINCH);
+ instances.push_back(this);
+}
+std::vector<PackageManagerFancy*> PackageManagerFancy::instances;
+
+PackageManagerFancy::~PackageManagerFancy()
+{
+ instances.erase(find(instances.begin(), instances.end(), this));
+ signal(SIGWINCH, old_SIGWINCH);
+}
+
+void PackageManagerFancy::staticSIGWINCH(int signum)
+{
+ std::vector<PackageManagerFancy *>::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";
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;
+ // 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);
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,
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;
-}; // namespace progress
-}; // namespace apt
+} // namespace progress
+} // namespace apt
projects / apt.git / blobdiff