diff -durN enlightenment-0.19.0.orig/config.h.in enlightenment-0.19.0/config.h.in

--- enlightenment-0.19.0.orig/config.h.in	2014-09-15 17:55:28.000000000 +0400

+++ enlightenment-0.19.0/config.h.in	2014-09-18 22:05:35.737560110 +0400

@@ -125,6 +125,9 @@

 /* PAM Authentication Support */

 #undef HAVE_PAM

+/* PAM Authentication helper Support */

+#undef USE_PAM_HELPER

+

 /* Define to 1 if you have the <security/pam_appl.h> header file. */

 #undef HAVE_SECURITY_PAM_APPL_H

diff -durN enlightenment-0.19.0.orig/configure.ac enlightenment-0.19.0/configure.ac

--- enlightenment-0.19.0.orig/configure.ac	2014-09-15 17:54:55.000000000 +0400

+++ enlightenment-0.19.0/configure.ac	2014-09-18 22:05:35.741560040 +0400

@@ -129,6 +129,16 @@

     fi

 fi

+use_pam_helper=no

+AC_ARG_WITH(pam-helper,

+  AC_HELP_STRING([--with-pam-helper], [with PAM helper @<:@default=no@:>@]),

+  [use_pam_helper=$withval],

+  [use_pam_helper=no]

+)

+if test "x$use_pam_helper" != "xno" ; then

+  AC_DEFINE_UNQUOTED(USE_PAM_HELPER, "$use_pam_helper", [PAM Authentication helper path])

+fi

+

 dnl AC_E_CHECK_PKG(VALGRIND, [valgrind >= 2.4.0], [], [:])

 AC_SUBST([VALGRIND_CFLAGS])

 AC_SUBST([VALGRIND_LIBS])

diff -durN enlightenment-0.19.0.orig/src/bin/e_auth.c enlightenment-0.19.0/src/bin/e_auth.c

--- enlightenment-0.19.0.orig/src/bin/e_auth.c	2014-09-09 20:28:12.000000000 +0400

+++ enlightenment-0.19.0/src/bin/e_auth.c	2014-09-19 07:22:39.696540716 +0400

@@ -144,7 +144,22 @@

    _e_auth_child_pid = fork();

    if (_e_auth_child_pid > 0) return _e_auth_child_pid;

    if (_e_auth_child_pid < 0) return -1;

+#ifdef USE_PAM_HELPER

+        if (!access(USE_PAM_HELPER, X_OK)) {

+          FILE *fp = popen(USE_PAM_HELPER, "w");

+

+          if (fp)

+            {

+               int status;

+               fputs(passwd, fp);

+               status = pclose(fp);

+               if (WIFEXITED(status) && WEXITSTATUS(status) == 0)

+                 exit(0);

+            }

+          exit(-1);

+        }

+#endif

    action.sa_handler = SIG_DFL;

    action.sa_flags = SA_ONSTACK | SA_NODEFER | SA_RESETHAND | SA_SIGINFO;

    sigemptyset(&action.sa_mask);