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path: root/source/xap/rxvt-unicode/rxvt-unicode.utempter.diff
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--- ./configure.ac.orig	2015-06-17 06:57:42.000000000 -0500
+++ ./configure.ac	2018-03-31 11:21:43.971399093 -0500
@@ -113,7 +113,6 @@
        support_fading=no
        support_keepscrolling=no
        support_selectionscrolling=no
-       support_lastlog=no
        support_mousewheel=no
        support_mouseslipwheel=no
        support_text_blink=no
@@ -121,8 +120,6 @@
        support_scroll_rxvt=no
        support_scroll_next=no
        support_scroll_xterm=no
-       support_utmp=no
-       support_wtmp=no
        support_xim=no
        support_pixbuf=no
        support_startup_notification=no
@@ -141,7 +138,6 @@
        support_fading=yes
        support_keepscrolling=yes
        support_selectionscrolling=yes
-       support_lastlog=yes
        support_mousewheel=yes
        support_mouseslipwheel=yes
        support_text_blink=yes
@@ -149,8 +145,6 @@
        support_scroll_rxvt=yes
        support_scroll_next=yes
        support_scroll_xterm=yes
-       support_utmp=yes
-       support_wtmp=yes
        support_xim=yes
        support_pixbuf=yes
        support_startup_notification=yes
@@ -513,8 +507,6 @@
 dnl# --------------------------------------------------------------------------
 AC_CHECK_FUNCS(unsetenv)
 
-UTMP_CHECK
-
 dnl# --------------------------------------------------------------------------
 
 dnl# --------------------------------------------------------------------------
--- ./config.h.in.orig	2015-06-17 06:57:42.000000000 -0500
+++ ./config.h.in	2018-03-31 11:21:43.970399093 -0500
@@ -75,9 +75,6 @@
 /* Define to 1 if you have the `kqueue' function. */
 #undef HAVE_KQUEUE
 
-/* Define to 1 if you have the <lastlog.h> header file. */
-#undef HAVE_LASTLOG_H
-
 /* Define to 1 if you have the `rt' library (-lrt). */
 #undef HAVE_LIBRT
 
@@ -156,18 +153,6 @@
 /* Define to 1 if you have the <stropts.h> header file. */
 #undef HAVE_STROPTS_H
 
-/* Define to 1 if the system has the type `struct lastlog'. */
-#undef HAVE_STRUCT_LASTLOG
-
-/* Define to 1 if the system has the type `struct lastlogx'. */
-#undef HAVE_STRUCT_LASTLOGX
-
-/* Define to 1 if the system has the type `struct utmp'. */
-#undef HAVE_STRUCT_UTMP
-
-/* Define to 1 if the system has the type `struct utmpx'. */
-#undef HAVE_STRUCT_UTMPX
-
 /* Define to 1 if you have the <sys/byteorder.h> header file. */
 #undef HAVE_SYS_BYTEORDER_H
 
@@ -214,33 +199,9 @@
 /* Define to 1 if you have the `unsetenv' function. */
 #undef HAVE_UNSETENV
 
-/* Define to 1 if you have the `updlastlogx' function. */
-#undef HAVE_UPDLASTLOGX
-
-/* Define to 1 if you have the `updwtmp' function. */
-#undef HAVE_UPDWTMP
-
-/* Define to 1 if you have the `updwtmpx' function. */
-#undef HAVE_UPDWTMPX
-
 /* Define to 1 if you have the <util.h> header file. */
 #undef HAVE_UTIL_H
 
-/* Define to 1 if you have the <utmpx.h> header file. */
-#undef HAVE_UTMPX_H
-
-/* Define if struct utmpx contains ut_host */
-#undef HAVE_UTMPX_HOST
-
-/* Define to 1 if you have the <utmp.h> header file. */
-#undef HAVE_UTMP_H
-
-/* Define if struct utmp contains ut_host */
-#undef HAVE_UTMP_HOST
-
-/* Define if struct utmp contains ut_pid */
-#undef HAVE_UTMP_PID
-
 /* Define to 1 if you have the <wchar.h> header file. */
 #undef HAVE_WCHAR_H
 
@@ -262,9 +223,6 @@
 /* Define if you want ISO 14755 extended support */
 #undef ISO_14755
 
-/* Define if you want to have lastlog support when utmp/utmpx is enabled */
-#undef LASTLOG_SUPPORT
-
 /* Define to have CTRL cause wheel events to accelerate scrolling. Release
    CTRL to halt scrolling */
 #undef MOUSE_SLIP_WHEELING
@@ -322,21 +280,6 @@
 /* Define if you want to hide the pointer while typing */
 #undef POINTER_BLANK
 
-/* Define to a fallback location of lastlogx */
-#undef PT_LASTLOGX_FILE
-
-/* Define to a fallback location of lastlog */
-#undef PT_LASTLOG_FILE
-
-/* Define to a fallback location of utmp */
-#undef PT_UTMP_FILE
-
-/* Define to a fallback location of wtmpx */
-#undef PT_WTMPX_FILE
-
-/* Define to a fallback location of wtmp */
-#undef PT_WTMP_FILE
-
 /* Resource class */
 #undef RESCLASS
 
@@ -409,12 +352,6 @@
    for multibyte characters input */
 #undef USE_XIM
 
-/* Define if you want to have utmp/utmpx support */
-#undef UTMP_SUPPORT
-
-/* Define if you want to have wtmp support when utmp/utmpx is enabled */
-#undef WTMP_SUPPORT
-
 /* Define to enable xft support */
 #undef XFT
 
@@ -451,10 +388,6 @@
 /* Enable declarations of msg_control and msg_controllen on Solaris */
 #undef _XOPEN_SOURCE
 
-/* Enable declarations in utmp.h on Solaris when the XPG4v2 namespace is
-   active */
-#undef __EXTENSIONS__
-
 /* Define to `int' if <sys/types.h> doesn't define. */
 #undef gid_t
 
--- ./libptytty/ptytty.m4.orig	2015-05-11 17:24:03.000000000 -0500
+++ ./libptytty/ptytty.m4	2018-03-31 11:24:41.669415706 -0500
@@ -51,143 +51,6 @@
 fi
 ])
 
-AC_DEFUN([UTMP_CHECK],
-[
-support_utmp=yes
-support_wtmp=yes
-support_lastlog=yes
-
-AC_ARG_ENABLE(utmp,
-  [AS_HELP_STRING([--enable-utmp],[enable utmp (utmpx) support])],
-  [if test x$enableval = xyes -o x$enableval = xno; then
-    support_utmp=$enableval
-  fi])
-
-AC_ARG_ENABLE(wtmp,
-  [AS_HELP_STRING([--enable-wtmp],[enable wtmp (wtmpx) support (requires --enable-utmp)])],
-  [if test x$enableval = xyes -o x$enableval = xno; then
-    support_wtmp=$enableval
-  fi])
-
-AC_ARG_ENABLE(lastlog,
-  [AS_HELP_STRING([--enable-lastlog],[enable lastlog support (requires --enable-utmp)])],
-  [if test x$enableval = xyes -o x$enableval = xno; then
-    support_lastlog=$enableval
-  fi])
-
-if test x$support_utmp = xyes; then
-  AC_DEFINE(UTMP_SUPPORT, 1, Define if you want to have utmp/utmpx support)
-fi
-if test x$support_wtmp = xyes; then
-  AC_DEFINE(WTMP_SUPPORT, 1, Define if you want to have wtmp support when utmp/utmpx is enabled)
-fi
-if test x$support_lastlog = xyes; then
-  AC_DEFINE(LASTLOG_SUPPORT, 1, Define if you want to have lastlog support when utmp/utmpx is enabled)
-fi
-
-AC_CHECK_FUNCS( \
-	updwtmp \
-	updwtmpx \
-	updlastlogx \
-)
-
-AC_CHECK_HEADERS(lastlog.h)
-
-case $host in
-   *-*-solaris*)
-      AC_DEFINE(__EXTENSIONS__, 1, Enable declarations in utmp.h on Solaris when the XPG4v2 namespace is active)
-      ;;
-esac
-
-dnl# --------------------------------------------------------------------------
-dnl# DO ALL UTMP AND WTMP CHECKING
-dnl# --------------------------------------------------------------------------
-dnl# check for host field in utmp structure
-
-dnl# --------------------------------------------
-AC_CHECK_HEADERS(utmp.h, [
-AC_CHECK_TYPES([struct utmp], [], [], [
-#include <sys/types.h>
-#include <utmp.h>
-])
-
-AC_CHECK_MEMBER([struct utmp.ut_host],
-[AC_DEFINE(HAVE_UTMP_HOST, 1, Define if struct utmp contains ut_host)], [], [
-#include <sys/types.h>
-#include <utmp.h>
-])
-
-AC_CHECK_MEMBER([struct utmp.ut_pid],
-[AC_DEFINE(HAVE_UTMP_PID, 1, Define if struct utmp contains ut_pid)], [], [
-#include <sys/types.h>
-#include <utmp.h>
-])
-]) dnl# AC_CHECK_HEADERS(utmp.h
-
-dnl# --------------------------------------------
-
-AC_CHECK_HEADERS(utmpx.h, [
-AC_CHECK_TYPES([struct utmpx], [], [], [
-#include <sys/types.h>
-#include <utmpx.h>
-])
-
-AC_CHECK_MEMBER([struct utmpx.ut_host],
-[AC_DEFINE(HAVE_UTMPX_HOST, 1, Define if struct utmpx contains ut_host)], [], [
-#include <sys/types.h>
-#include <utmpx.h>
-])
-]) dnl# AC_CHECK_HEADERS(utmpx.h
-
-dnl# --------------------------------------------------------------------------
-dnl# check for struct lastlog
-AC_CHECK_TYPES([struct lastlog], [], [], [
-#include <sys/types.h>
-#include <utmp.h>
-#ifdef HAVE_LASTLOG_H
-#include <lastlog.h>
-#endif
-])
-
-dnl# check for struct lastlogx
-AC_CHECK_TYPES([struct lastlogx], [], [], [
-#include <sys/types.h>
-#include <utmpx.h>
-#ifdef HAVE_LASTLOG_H
-#include <lastlog.h>
-#endif
-])
-
-dnl# --------------------------------------------------------------------------
-dnl# FIND FILES
-dnl# --------------------------------------------------------------------------
-
-dnl# find utmp
-PT_FIND_FILE([utmp], [PT_UTMP_FILE],
-["/var/run/utmp" "/var/adm/utmp" "/etc/utmp" "/usr/etc/utmp" "/usr/adm/utmp"])
-
-dnl# --------------------------------------------------------------------------
-
-dnl# find wtmp
-PT_FIND_FILE([wtmp], [PT_WTMP_FILE],
-["/var/log/wtmp" "/var/adm/wtmp" "/etc/wtmp" "/usr/etc/wtmp" "/usr/adm/wtmp"])
-dnl# --------------------------------------------------------------------------
-
-dnl# find wtmpx
-PT_FIND_FILE([wtmpx], [PT_WTMPX_FILE],
-["/var/log/wtmpx" "/var/adm/wtmpx"])
-dnl# --------------------------------------------------------------------------
-
-dnl# find lastlog
-PT_FIND_FILE([lastlog], [PT_LASTLOG_FILE],
-["/var/log/lastlog" "/var/adm/lastlog"])
-dnl# --------------------------------------------------------------------------
-
-dnl# find lastlogx
-PT_FIND_FILE([lastlogx], [PT_LASTLOGX_FILE],
-["/var/log/lastlogx" "/var/adm/lastlogx"])
-])
-
 AC_DEFUN([SCM_RIGHTS_CHECK],
 [
 AH_TEMPLATE([_XOPEN_SOURCE], [Enable declarations of msg_control and msg_controllen on Solaris])
--- ./libptytty/src/proxy.C.orig	2015-04-11 13:27:01.000000000 -0500
+++ ./libptytty/src/proxy.C	2018-03-31 11:25:17.787419082 -0500
@@ -1,351 +0,0 @@
-/*----------------------------------------------------------------------*
- * File:	proxy.C
- *----------------------------------------------------------------------*
- *
- * All portions of code are copyright by their respective author/s.
- * Copyright (c) 2006      Marc Lehmann <schmorp@schmorp.de>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *---------------------------------------------------------------------*/
-
-#include "config.h"
-
-#include "ptytty.h"
-
-#include "estl.h"
-
-#include <stdio.h>
-#include <string.h>
-#include <signal.h>
-
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <errno.h>
-
-// helper/proxy support
-
-#if PTYTTY_HELPER
-
-static int sock_fd = -1, lock_fd = -1;
-static int helper_pid;
-
-struct command
-{
-  enum { get, login, destroy } type;
-
-  ptytty *id;
-
-  bool login_shell;
-  int cmd_pid;
-  char hostname[512]; // arbitrary, but should be plenty
-};
-
-struct ptytty_proxy : ptytty
-{
-  ptytty *id;
-
-  ptytty_proxy ()
-  : id(0)
-  {
-  }
-
-  ~ptytty_proxy ();
-
-  bool get ();
-  void login (int cmd_pid, bool login_shell, const char *hostname);
-};
-
-#if PTYTTY_REENTRANT
-# define NEED_TOKEN do { char ch; read  (lock_fd, &ch     , 1); } while (0)
-# define GIVE_TOKEN               write (lock_fd, &lock_fd, 1)
-#else
-# define NEED_TOKEN (void)0
-# define GIVE_TOKEN (void)0
-#endif
-
-bool
-ptytty_proxy::get ()
-{
-  NEED_TOKEN;
-
-  command cmd;
-
-  cmd.type = command::get;
-
-  write (sock_fd, &cmd, sizeof (cmd));
-
-  if (read (sock_fd, &id, sizeof (id)) != sizeof (id))
-    PTYTTY_FATAL ("protocol error while creating pty using helper process, aborting.\n");
-
-  if (!id)
-    {
-      GIVE_TOKEN;
-      return false;
-    }
-
-  if ((pty = recv_fd (sock_fd)) < 0
-      || (tty = recv_fd (sock_fd)) < 0)
-    PTYTTY_FATAL ("protocol error while reading pty/tty fds from helper process, aborting.\n");
-
-  GIVE_TOKEN;
-  return true;
-}
-
-void
-ptytty_proxy::login (int cmd_pid, bool login_shell, const char *hostname)
-{
-  NEED_TOKEN;
-
-  command cmd;
-
-  cmd.type = command::login;
-  cmd.id = id;
-  cmd.cmd_pid = cmd_pid;
-  cmd.login_shell = login_shell;
-  strncpy (cmd.hostname, hostname, sizeof (cmd.hostname));
-
-  write (sock_fd, &cmd, sizeof (cmd));
-
-  GIVE_TOKEN;
-}
-
-ptytty_proxy::~ptytty_proxy ()
-{
-  if (id)
-    {
-      close_tty ();
-
-      if (pty >= 0)
-        close (pty);
-
-      NEED_TOKEN;
-
-      command cmd;
-
-      cmd.type = command::destroy;
-      cmd.id = id;
-
-      write (sock_fd, &cmd, sizeof (cmd));
-
-      GIVE_TOKEN;
-    }
-}
-
-static
-void serve ()
-{
-  command cmd;
-  vector<ptytty *> ptys;
-
-  for (;;)
-    {
-      GIVE_TOKEN;
-
-      if (read (sock_fd, &cmd, sizeof (command)) != sizeof (command))
-        break;
-
-      if (cmd.type == command::get)
-        {
-          // -> id ptyfd ttyfd
-          cmd.id = new ptytty_unix;
-
-          if (cmd.id->get ())
-            {
-              write (sock_fd, &cmd.id, sizeof (cmd.id));
-              ptys.push_back (cmd.id);
-
-              ptytty::send_fd (sock_fd, cmd.id->pty);
-              ptytty::send_fd (sock_fd, cmd.id->tty);
-
-              cmd.id->close_tty ();
-            }
-          else
-            {
-              delete cmd.id;
-              cmd.id = 0;
-              write (sock_fd, &cmd.id, sizeof (cmd.id));
-            }
-        }
-      else if (cmd.type == command::login)
-        {
-#if UTMP_SUPPORT
-          if (find (ptys.begin (), ptys.end (), cmd.id) != ptys.end ())
-            {
-              cmd.hostname[sizeof (cmd.hostname) - 1] = 0;
-              cmd.id->login (cmd.cmd_pid, cmd.login_shell, cmd.hostname);
-            }
-#endif
-        }
-      else if (cmd.type == command::destroy)
-        {
-          vector<ptytty *>::iterator pty = find (ptys.begin (), ptys.end (), cmd.id);
-
-          if (pty != ptys.end ())
-            {
-              delete *pty;
-              ptys.erase (pty);
-            }
-        }
-      else
-        break;
-
-      NEED_TOKEN;
-    }
-
-  // destroy all ptys
-  for (vector<ptytty *>::iterator i = ptys.end (); i-- > ptys.begin (); )
-    delete *i;
-}
-
-void
-ptytty::use_helper ()
-{
-  if (sock_fd >= 0)
-    return;
-
-  int sv[2];
-
-  if (socketpair (AF_UNIX, SOCK_STREAM, 0, sv))
-    PTYTTY_FATAL ("could not create socket to communicate with pty/sessiondb helper, aborting.\n");
-
-#if PTYTTY_REENTRANT
-  int lv[2];
-
-  if (socketpair (AF_UNIX, SOCK_STREAM, 0, lv))
-    PTYTTY_FATAL ("could not create socket to communicate with pty/sessiondb helper, aborting.\n");
-#endif
-
-  helper_pid = fork ();
-
-  if (helper_pid < 0)
-    PTYTTY_FATAL ("could not create pty/sessiondb helper process, aborting.\n");
-
-  if (helper_pid)
-    {
-      // client, process
-      sock_fd = sv[0];
-      close (sv[1]);
-      fcntl (sock_fd, F_SETFD, FD_CLOEXEC);
-#if PTYTTY_REENTRANT
-      lock_fd = lv[0];
-      close (lv[1]);
-      fcntl (lock_fd, F_SETFD, FD_CLOEXEC);
-#endif
-    }
-  else
-    {
-      // server, pty-helper
-      sock_fd = sv[1];
-#if PTYTTY_REENTRANT
-      lock_fd = lv[1];
-#endif
-
-      chdir ("/");
-
-      signal (SIGHUP,  SIG_IGN);
-      signal (SIGTERM, SIG_IGN);
-      signal (SIGINT,  SIG_IGN);
-      signal (SIGPIPE, SIG_IGN);
-
-      for (int fd = 0; fd < 1023; fd++)
-        if (fd != sock_fd && fd != lock_fd)
-          close (fd);
-
-      serve ();
-      _exit (EXIT_SUCCESS);
-    }
-}
-
-#endif
-
-ptytty *
-ptytty::create ()
-{
-#if PTYTTY_HELPER
-  if (helper_pid)
-    // use helper process
-    return new ptytty_proxy;
-  else
-#endif
-    return new ptytty_unix;
-}
-
-void
-ptytty::sanitise_stdfd ()
-{
-  // sanitise stdin/stdout/stderr to point to *something*.
-  for (int fd = 0; fd <= 2; ++fd)
-    if (fcntl (fd, F_GETFL) < 0 && errno == EBADF)
-      {
-        int fd2 = open ("/dev/tty", fd ? O_WRONLY : O_RDONLY);
-
-        if (fd2 < 0)
-          fd2 = open ("/dev/null", fd ? O_WRONLY : O_RDONLY);
-
-        if (fd2 != fd)
-          PTYTTY_FATAL ("unable to sanitise fds, aborting.\n");
-      }
-}
-
-void
-ptytty::init ()
-{
-  sanitise_stdfd ();
-
-  uid_t uid = getuid ();
-  gid_t gid = getgid ();
-
-  // before doing anything else, check for setuid/setgid operation,
-  // start the helper process and drop privileges
-  if (uid != geteuid ()
-      || gid != getegid ())
-    {
-#if PTYTTY_HELPER
-      use_helper ();
-#else
-      PTYTTY_WARN ("running setuid/setgid without pty helper compiled in, continuing unprivileged.\n");
-#endif
-
-      drop_privileges ();
-    }
-}
-
-void
-ptytty::drop_privileges ()
-{
-  uid_t uid = getuid ();
-  gid_t gid = getgid ();
-
-  // drop privileges
-#if HAVE_SETRESUID
-  setresgid (gid, gid, gid);
-  setresuid (uid, uid, uid);
-#elif HAVE_SETREUID
-  setregid (gid, gid);
-  setreuid (uid, uid);
-#elif HAVE_SETUID
-  setgid (gid);
-  setuid (uid);
-#else
-# error no way to drop privileges, configure failed?
-#endif
-
-  if (uid != geteuid ()
-      || gid != getegid ())
-    PTYTTY_FATAL ("unable to drop privileges, aborting.\n");
-}
-
--- ./libptytty/src/ptytty.h.orig	2014-11-16 06:22:34.000000000 -0600
+++ ./libptytty/src/ptytty.h	2018-03-31 11:21:57.530400360 -0500
@@ -8,23 +8,10 @@
 # define NO_SETOWNER_TTYDEV 1
 #endif
 
-#if UTMP_SUPPORT
-# if defined(__GLIBC__)
-#  undef HAVE_STRUCT_UTMPX
-# endif
-
-# if ! defined(HAVE_STRUCT_UTMPX) && ! defined(HAVE_STRUCT_UTMP)
-#  error cannot build with utmp support - no utmp or utmpx struct found
-# endif
-
-#endif
-
 struct ptytty_unix : ptytty
 {
   char *name;
 
-  void log_session (bool login, const char *hostname);
-
 public:
 
   ptytty_unix ();
@@ -35,13 +22,10 @@
 
   void login (int cmd_pid, bool login_shell, const char *hostname);
 
-#if UTMP_SUPPORT
-  int utmp_pos;
   int cmd_pid;
   bool login_shell;
 
   void logout ();
-#endif
 };
 
 #endif
--- ./libptytty/src/ptytty.C.orig	2015-05-11 17:24:03.000000000 -0500
+++ ./libptytty/src/ptytty.C	2018-03-31 11:21:57.529400360 -0500
@@ -217,6 +217,29 @@
   return 0;
 }
 
+ptytty *
+ptytty::create ()
+{
+  return new ptytty_unix;
+}
+
+void
+ptytty::sanitise_stdfd ()
+{
+  // sanitise stdin/stdout/stderr to point to *something*.
+  for (int fd = 0; fd <= 2; ++fd)
+    if (fcntl (fd, F_GETFL) < 0 && errno == EBADF)
+      {
+        int fd2 = open ("/dev/tty", fd ? O_WRONLY : O_RDONLY);
+
+        if (fd2 < 0)
+          fd2 = open ("/dev/null", fd ? O_WRONLY : O_RDONLY);
+
+        if (fd2 != fd)
+          abort ();
+      }
+}
+
 void
 ptytty::close_tty ()
 {
@@ -287,16 +310,12 @@
 ptytty_unix::ptytty_unix ()
 {
   name = 0;
-#if UTMP_SUPPORT
   cmd_pid = 0;
-#endif
 }
 
 ptytty_unix::~ptytty_unix ()
 {
-#if UTMP_SUPPORT
   logout ();
-#endif
   put ();
 }
 
@@ -390,18 +409,6 @@
     }
 #endif
 
-#if UTMP_SUPPORT
-# if defined(HAVE_STRUCT_UTMP) && !defined(HAVE_UTMP_PID)
-  int fd_stdin = dup (STDIN_FILENO);
-  dup2 (tty, STDIN_FILENO);
-
-  utmp_pos = ttyslot ();
-
-  dup2 (fd_stdin, STDIN_FILENO);
-  close (fd_stdin);
-# endif
-#endif
-
   return true;
 }
 
--- ./libptytty/src/logging.C.orig	2014-11-16 06:22:34.000000000 -0600
+++ ./libptytty/src/logging.C	2018-03-31 11:21:57.527400360 -0500
@@ -36,251 +36,8 @@
 
 #include "ptytty.h"
 
-#include <sys/types.h>
+#include "utempter.h"
 
-#if UTMP_SUPPORT
-
-#ifdef HAVE_UTMPX_H
-# include <utmpx.h>
-#endif
-#ifdef HAVE_UTMP_H
-# include <utmp.h>
-#endif
-#ifdef HAVE_LASTLOG_H
-# include <lastlog.h>
-#endif
-
-#if !defined(UTMP_FILE)
-# if defined(_PATH_UTMP)
-#  define UTMP_FILE _PATH_UTMP
-# elif defined(PT_UTMP_FILE)
-#  define UTMP_FILE PT_UTMP_FILE
-# endif
-#endif
-#if !defined(WTMP_FILE)
-# if defined(_PATH_WTMP)
-#  define WTMP_FILE _PATH_WTMP
-# elif defined(PT_WTMP_FILE)
-#  define WTMP_FILE PT_WTMP_FILE
-# endif
-#endif
-#if !defined(WTMPX_FILE)
-# if defined(_PATH_WTMPX)
-#  define WTMPX_FILE _PATH_WTMPX
-# elif defined(PT_WTMPX_FILE)
-#  define WTMPX_FILE PT_WTMPX_FILE
-# endif
-#endif
-#if !defined(LASTLOG_FILE)
-# if defined(_PATH_LASTLOG)
-#  define LASTLOG_FILE _PATH_LASTLOG
-# elif defined(PT_LASTLOG_FILE)
-#  define LASTLOG_FILE PT_LASTLOG_FILE
-# endif
-#endif
-#if !defined(LASTLOGX_FILE)
-# if defined(_PATH_LASTLOGX)
-#  define LASTLOGX_FILE _PATH_LASTLOGX
-# elif defined(PT_LASTLOGX_FILE)
-#  define LASTLOGX_FILE PT_LASTLOGX_FILE
-# endif
-#endif
-
-#include <pwd.h>
-
-#include <stdio.h>
-#include <string.h>
-
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <time.h>
-#include <errno.h>
-
-/*
- * BSD style utmp entry
- *      ut_line, ut_name, ut_host, ut_time
- * SYSV style utmp (and utmpx) entry
- *      ut_user, ut_id, ut_line, ut_pid, ut_type, ut_exit, ut_time
- */
-
-/* ------------------------------------------------------------------------- */
-/*
- * Write a BSD style utmp entry
- */
-#if defined(HAVE_STRUCT_UTMP) && !defined(HAVE_UTMP_PID)
-static void
-write_bsd_utmp (int utmp_pos, struct utmp *ut)
-{
-  int             fd;
-
-  if (utmp_pos <= 0 || (fd = open (UTMP_FILE, O_WRONLY)) == -1)
-    return;
-
-  if (lseek (fd, (off_t) (utmp_pos * sizeof (struct utmp)), SEEK_SET) != -1)
-    write (fd, ut, sizeof (struct utmp));
-  close (fd);
-}
-#endif
-
-/* ------------------------------------------------------------------------- */
-/*
- * Update a BSD style wtmp entry
- */
-#if defined(WTMP_SUPPORT) && !defined(HAVE_UPDWTMP) && defined(HAVE_STRUCT_UTMP)
-static void
-update_wtmp (const char *fname, const struct utmp *ut)
-{
-  int             fd, gotlock, retry;
-  struct flock    lck;	/* fcntl locking scheme */
-  struct stat     sbuf;
-
-  if ((fd = open (fname, O_WRONLY | O_APPEND, 0)) < 0)
-    return;
-
-  lck.l_whence = SEEK_END;	/* start lock at current eof */
-  lck.l_len = 0;		/* end at ``largest possible eof'' */
-  lck.l_start = 0;
-  lck.l_type = F_WRLCK;	/* we want a write lock */
-
-  /* attempt lock with F_SETLK; F_SETLKW would cause a deadlock! */
-  for (retry = 10, gotlock = 0; retry--;)
-    if (fcntl (fd, F_SETLK, &lck) != -1)
-      {
-        gotlock = 1;
-        break;
-      }
-    else if (errno != EAGAIN && errno != EACCES)
-      break;
-
-  if (gotlock)
-    {
-      if (fstat (fd, &sbuf) == 0)
-        if (write (fd, ut, sizeof (struct utmp)) != sizeof (struct utmp))
-          ftruncate (fd, sbuf.st_size);	/* remove bad writes */
-
-      lck.l_type = F_UNLCK;	/* unlocking the file */
-      fcntl (fd, F_SETLK, &lck);
-    }
-
-  close (fd);
-}
-#endif
-
-/* ------------------------------------------------------------------------- */
-#ifdef LASTLOG_SUPPORT
-static void
-update_lastlog (const char *pty, const char *host)
-{
-# if defined(HAVE_STRUCT_LASTLOGX) && defined(HAVE_UPDLASTLOGX)
-  struct lastlogx llx;
-# endif
-# ifdef HAVE_STRUCT_LASTLOG
-  int             fd;
-  struct lastlog  ll;
-# endif
-
-# if defined(HAVE_STRUCT_LASTLOGX) && defined(HAVE_UPDLASTLOGX)
-  memset (&llx, 0, sizeof (llx));
-  llx.ll_tv.tv_sec = time (NULL);
-  llx.ll_tv.tv_usec = 0;
-  strncpy (llx.ll_line, pty, sizeof (llx.ll_line));
-  strncpy (llx.ll_host, host, sizeof (llx.ll_host));
-  updlastlogx (LASTLOGX_FILE, getuid (), &llx);
-# endif
-
-# ifdef HAVE_STRUCT_LASTLOG
-  memset (&ll, 0, sizeof (ll));
-  ll.ll_time = time (NULL);
-  strncpy (ll.ll_line, pty, sizeof (ll.ll_line));
-  strncpy (ll.ll_host, host, sizeof (ll.ll_host));
-  if ((fd = open (LASTLOG_FILE, O_RDWR)) != -1)
-    {
-      if (lseek (fd, (off_t) (getuid () * sizeof (ll)),
-                 SEEK_SET) != -1)
-        write (fd, &ll, sizeof (ll));
-      close (fd);
-    }
-# endif /* HAVE_STRUCT_LASTLOG */
-}
-#endif /* LASTLOG_SUPPORT */
-
-#if defined(HAVE_UTMP_PID) || defined(HAVE_STRUCT_UTMPX)
-static void
-fill_id (char *id, const char *line, size_t id_size)
-{
-  size_t len = strlen (line);
-
-  if (len > id_size)
-    line += len - id_size;
-  strncpy (id, line, id_size);
-}
-#endif
-
-#ifdef HAVE_STRUCT_UTMP
-static void
-fill_utmp (struct utmp *ut, bool login, int pid, const char *line, const char *user, const char *host)
-{
-  memset (ut, 0, sizeof (struct utmp));
-
-  strncpy (ut->ut_line, line, sizeof (ut->ut_line));
-# ifdef HAVE_UTMP_PID
-  fill_id (ut->ut_id, line, sizeof (ut->ut_id));
-  ut->ut_pid = pid;
-  ut->ut_type = login ? USER_PROCESS : DEAD_PROCESS;
-# endif
-  ut->ut_time = time (NULL);
-
-  if (login)
-    {
-# ifdef HAVE_UTMP_PID
-      strncpy (ut->ut_user, user, sizeof (ut->ut_user));
-# else
-      strncpy (ut->ut_name, user, sizeof (ut->ut_name));
-# endif
-# ifdef HAVE_UTMP_HOST
-      strncpy (ut->ut_host, host, sizeof (ut->ut_host));
-# endif
-    }
-}
-#endif
-
-#ifdef HAVE_STRUCT_UTMPX
-static void
-fill_utmpx (struct utmpx *utx, bool login, int pid, const char *line, const char *user, const char *host)
-{
-  memset (utx, 0, sizeof (struct utmpx));
-
-  // posix says that ut_line is not meaningful for DEAD_PROCESS
-  // records, but most implementations of last use ut_line to
-  // associate records in wtmp file
-  strncpy (utx->ut_line, line, sizeof (utx->ut_line));
-  fill_id (utx->ut_id, line, sizeof (utx->ut_id));
-  utx->ut_pid = pid;
-  utx->ut_type = login ? USER_PROCESS : DEAD_PROCESS;
-  utx->ut_tv.tv_sec = time (NULL);
-  utx->ut_tv.tv_usec = 0;
-
-  // posix says that ut_user is not meaningful for DEAD_PROCESS
-  // records, but solaris utmp_update helper requires that the ut_user
-  // field of a DEAD_PROCESS entry matches the one of an existing
-  // USER_PROCESS entry for the same line, if any
-  strncpy (utx->ut_user, user, sizeof (utx->ut_user));
-
-  if (login)
-    {
-# ifdef HAVE_UTMPX_HOST
-      strncpy (utx->ut_host, host, sizeof (utx->ut_host));
-# endif
-    }
-}
-#endif
-
-/* ------------------------------------------------------------------------- */
-
-/*
- * make and write utmp and wtmp entries
- */
 void
 ptytty_unix::login (int cmd_pid, bool login_shell, const char *hostname)
 {
@@ -290,97 +47,17 @@
   this->cmd_pid     = cmd_pid;
   this->login_shell = login_shell;
 
-  log_session (true, hostname);
-}
-
-void
-ptytty_unix::log_session (bool login, const char *hostname)
-{
-  struct passwd *pwent = getpwuid (getuid ());
-  const char *user = (pwent && pwent->pw_name) ? pwent->pw_name : "?";
-
-  const char *pty = name;
-
-  if (!strncmp (pty, "/dev/", 5))
-    pty += 5;		/* skip /dev/ prefix */
-
-#ifdef HAVE_STRUCT_UTMP
-  struct utmp *tmput;
-  struct utmp ut;
-  fill_utmp (&ut, login, cmd_pid, pty, user, hostname);
-#endif
-
-#ifdef HAVE_STRUCT_UTMPX
-  struct utmpx *tmputx;
-  struct utmpx utx;
-  fill_utmpx (&utx, login, cmd_pid, pty, user, hostname);
-#endif
-
-#ifdef HAVE_STRUCT_UTMP
-# ifdef HAVE_UTMP_PID
-  setutent ();
-  if (login || ((tmput = getutid (&ut)) && tmput->ut_pid == cmd_pid))
-    pututline (&ut);
-  endutent ();
-# else
-  write_bsd_utmp (utmp_pos, &ut);
-# endif
-#endif
-
-#ifdef HAVE_STRUCT_UTMPX
-  setutxent ();
-  if (login || ((tmputx = getutxid (&utx)) && tmputx->ut_pid == cmd_pid))
-    pututxline (&utx);
-  endutxent ();
-#endif
-
-#ifdef WTMP_SUPPORT
-  if (login_shell)
-    {
-# ifdef HAVE_STRUCT_UTMP
-#  ifdef HAVE_UPDWTMP
-      updwtmp (WTMP_FILE, &ut);
-#  else
-      update_wtmp (WTMP_FILE, &ut);
-#  endif
-# endif
-# if defined(HAVE_STRUCT_UTMPX) && defined(HAVE_UPDWTMPX)
-      updwtmpx (WTMPX_FILE, &utx);
-# endif
-    }
-#endif
-
-#ifdef LASTLOG_SUPPORT
-  if (login_shell)
-    if (login)
-      {
-        if (pwent)
-          update_lastlog (pty, hostname);
-        else
-          PTYTTY_WARN ("no entry in password file, not updating lastlog.\n");
-      }
-#endif
+  utempter_add_record(pty, hostname);
 }
 
-/* ------------------------------------------------------------------------- */
-/*
- * remove utmp and wtmp entries
- */
 void
 ptytty_unix::logout ()
 {
   if (!cmd_pid)
     return;
 
-  log_session (false, 0);
+  utempter_remove_record(pty);
 
   cmd_pid = 0;
 }
 
-#else
-void
-ptytty_unix::login (int cmd_pid, bool login_shell, const char *hostname)
-{
-}
-#endif
-
--- ./src/Makefile.in.orig	2016-01-23 14:09:22.000000000 -0600
+++ ./src/Makefile.in	2018-03-31 11:21:43.963399092 -0500
@@ -64,10 +64,10 @@
 all: allbin
 
 rxvt: rxvt.o $(COMMON)
-	$(LINK) -o $@ rxvt.o $(COMMON) $(LIBS) $(XLIB) $(PERLLIB)
+	$(LINK) -o $@ rxvt.o $(COMMON) $(LIBS) $(XLIB) $(PERLLIB) -lutempter
 
 rxvtd: rxvtd.o $(COMMON) $(COMMON_DAEMON)
-	$(LINK) -o $@ rxvtd.o $(COMMON) $(COMMON_DAEMON) $(LIBS) $(XLIB) $(PERLLIB)
+	$(LINK) -o $@ rxvtd.o $(COMMON) $(COMMON_DAEMON) $(LIBS) $(XLIB) $(PERLLIB) -lutempter
 
 rxvtc: rxvtc.o $(COMMON_DAEMON) fdpass_wrapper.o
 	$(LINK) -o $@ rxvtc.o $(COMMON_DAEMON) fdpass_wrapper.o $(LIBS)
@@ -205,7 +205,7 @@
 ptytty_wrapper.o: ../libptytty/src/libptytty.h rxvtperl.h hookinc.h rsinc.h
 ptytty_wrapper.o: optinc.h ../libptytty/src/logging.C
 ptytty_wrapper.o: ../libptytty/src/ptytty.h ../libptytty/src/ptytty_conf.h
-ptytty_wrapper.o: ../libptytty/src/proxy.C ../libptytty/src/ptytty.C
+ptytty_wrapper.o: ../libptytty/src/ptytty.C
 rxvt.o: ../config.h rxvt.h feature.h ../libptytty/src/ecb.h encoding.h
 rxvt.o: rxvtutil.h ../libptytty/src/estl.h emman.h rxvtfont.h rxvttoolkit.h
 rxvt.o: ev_cpp.h ../config.h ../libev/ev++.h ../libev/ev.h callback.h
--- ./src/rxvt.C.orig	2014-12-12 19:00:23.000000000 -0600
+++ ./src/rxvt.C	2018-03-31 11:21:43.965399092 -0500
@@ -30,7 +30,7 @@
 main (int argc, char *argv[])
 try
   {
-    ptytty::init ();
+    ptytty::sanitise_stdfd ();
     rxvt_init ();
 
     rxvt_term *t = new rxvt_term;
--- ./src/ptytty_wrapper.C.orig	2014-12-12 19:00:23.000000000 -0600
+++ ./src/ptytty_wrapper.C	2018-03-31 11:21:43.961399092 -0500
@@ -7,5 +7,4 @@
 #define PTYTTY_WARN  rxvt_warn
 
 #include "logging.C"
-#include "proxy.C"
 #include "ptytty.C"
--- ./src/rxvtd.C.orig	2014-12-26 16:34:13.000000000 -0600
+++ ./src/rxvtd.C	2018-03-31 11:21:43.960399092 -0500
@@ -227,7 +227,7 @@
 int
 main (int argc, char *argv[])
 {
-  ptytty::init ();
+  ptytty::sanitise_stdfd ();
 
   static char opt_fork, opt_opendisplay, opt_quiet;
 #if ENABLE_PERL