From 61377c582e0f2675baa5f5e6e30a35d1a4164b33 Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Mon, 1 May 2017 16:08:43 +0300
Subject: Add hxx extension for headers and lib prefix for library dir

---
 butl/pager.cxx | 207 ---------------------------------------------------------
 1 file changed, 207 deletions(-)
 delete mode 100644 butl/pager.cxx

(limited to 'butl/pager.cxx')

diff --git a/butl/pager.cxx b/butl/pager.cxx
deleted file mode 100644
index 003c65c..0000000
--- a/butl/pager.cxx
+++ /dev/null
@@ -1,207 +0,0 @@
-// file      : butl/pager.cxx -*- C++ -*-
-// copyright : Copyright (c) 2014-2017 Code Synthesis Ltd
-// license   : MIT; see accompanying LICENSE file
-
-#include <butl/pager>
-
-#ifndef _WIN32
-#  include <unistd.h>    // STDOUT_FILENO
-#  include <sys/ioctl.h> // ioctl()
-
-#  include <chrono>
-#  include <thread> // this_thread::sleep_for()
-#else
-#  include <butl/win32-utility>
-#endif
-
-#include <cstring>      // strchr()
-#include <utility>      // move()
-
-#include <butl/utility>  // operator<<(ostream, exception),
-                         // throw_generic_error()
-#include <butl/fdstream> // fdclose()
-
-using namespace std;
-
-namespace butl
-{
-  pager::
-  pager (const string& name,
-         bool verbose,
-         const string* pager,
-         const vector<string>* pager_options)
-      // Create successfully exited process. Will "wait" for it if fallback to
-      // non-interactive execution path.
-      //
-      : p_ (process_exit (0))
-  {
-    // If we are using the default pager, try to get the terminal width
-    // so that we can center the output.
-    //
-    if (pager == nullptr)
-    {
-      size_t col (0);
-
-#ifndef _WIN32
-#  ifdef TIOCGWINSZ
-      struct winsize w;
-      if (ioctl (STDOUT_FILENO, TIOCGWINSZ, &w) == 0)
-        col = static_cast<size_t> (w.ws_col);
-#  endif
-#else
-      // This works properly on PowerShell, while for the regular console
-      // (cmd.exe) it always returns 80 columns.
-      //
-      CONSOLE_SCREEN_BUFFER_INFO w;
-      if (GetConsoleScreenBufferInfo (GetStdHandle (STD_OUTPUT_HANDLE), &w))
-        col = static_cast<size_t> (w.srWindow.Right - w.srWindow.Left + 1);
-#endif
-      if (col > 80)
-        indent_.assign ((col - 80) / 2, ' ');
-    }
-
-    vector<const char*> args;
-    string prompt;
-
-    if (pager != nullptr)
-    {
-      if (pager->empty ())
-        return; // No pager should be used.
-
-      args.push_back (pager->c_str ());
-    }
-    else
-    {
-      // By default try less (again, no pun intended).
-      //
-      prompt = "-Ps" + name + " (press q to quit, h for help)";
-
-      args.push_back ("less");
-      args.push_back ("-R");    // Handle ANSI color.
-
-      args.push_back (prompt.c_str ());
-    }
-
-    // Add extra pager options.
-    //
-    if (pager_options != nullptr)
-      for (const string& o: *pager_options)
-        args.push_back (o.c_str ());
-
-    args.push_back (nullptr);
-
-    if (verbose)
-    {
-      for (const char* const* p (args.data ()); *p != nullptr; ++p)
-      {
-        if (p != args.data ())
-          cerr << ' ';
-
-        // Quote if empty or contains spaces.
-        //
-        bool q (**p == '\0' || strchr (*p, ' ') != nullptr);
-
-        if (q)
-          cerr << '"';
-
-        cerr << *p;
-
-        if (q)
-          cerr << '"';
-      }
-      cerr << endl;
-    }
-
-    // Ignore errors and go without a pager unless the pager was specified
-    // by the user.
-    //
-    try
-    {
-      p_ = process (args.data (), -1); // Redirect child's STDIN to a pipe.
-
-      // Wait a bit and see if the pager has exited before reading anything
-      // (e.g., because exec() couldn't find the program). If you know a
-      // cleaner way to handle this, let me know (and no, a select()-based
-      // approach doesn't work; the pipe is buffered and therefore is always
-      // ready for writing).
-      //
-      // MINGW GCC 4.9 doesn't implement this_thread so use Win32 Sleep().
-      //
-#ifndef _WIN32
-      this_thread::sleep_for (chrono::milliseconds (50));
-#else
-      Sleep (50);
-#endif
-
-      bool r;
-      if (p_.try_wait (r))
-      {
-        p_.out_fd.reset ();
-
-        if (pager != nullptr)
-          throw_generic_error (ECHILD);
-      }
-      else
-        os_.open (move (p_.out_fd));
-    }
-    catch (const process_error& e)
-    {
-      if (e.child)
-      {
-        cerr << args[0] << ": unable to execute: " << e << endl;
-        exit (1);
-      }
-
-      // Ignore unless it was a user-specified pager.
-      //
-      if (pager != nullptr)
-        throw; // Re-throw as system_error.
-    }
-
-    // Setup the indentation machinery.
-    //
-    if (!indent_.empty ())
-      buf_ = stream ().rdbuf (this);
-  }
-
-  bool pager::
-  wait (bool ie)
-  {
-    // Teardown the indentation machinery.
-    //
-    if (buf_ != nullptr)
-    {
-      stream ().rdbuf (buf_);
-      buf_ = nullptr;
-    }
-
-    // Prevent ofdstream::close() from throwing in the ignore errors mode.
-    //
-    if (ie)
-      os_.exceptions (ofdstream::goodbit);
-
-    os_.close ();
-    return p_.wait (ie);
-  }
-
-  pager::int_type pager::
-  overflow (int_type c)
-  {
-    if (prev_ == '\n' && c != '\n') // Don't indent blanks.
-    {
-      auto n (static_cast<streamsize> (indent_.size ()));
-
-      if (buf_->sputn (indent_.c_str (), n) != n)
-        return traits_type::eof ();
-    }
-
-    prev_ = c;
-    return buf_->sputc (c);
-  }
-
-  int pager::
-  sync ()
-  {
-    return buf_->pubsync ();
-  }
-}
-- 
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