From 24cd435b1a24f8243da69dafa01286525f08291c Mon Sep 17 00:00:00 2001
From: paul <paul>
Date: Tue, 6 May 2003 12:16:27 +0000
Subject: From: Sergiy Vyshnevetskiy <serg@vostok.net> Subject: [zebra 18947]
 [PATCH] openpam patch

configure support for openpam (freebsd5.0)
---
 configure.ac       | 31 +++++++++++++++++++++++++++++--
 vtysh/vtysh_user.c |  7 ++++++-
 2 files changed, 35 insertions(+), 3 deletions(-)

diff --git a/configure.ac b/configure.ac
index c8460c12..6a0cf3b6 100755
--- a/configure.ac
+++ b/configure.ac
@@ -223,6 +223,33 @@ esac
 dnl ----------
 dnl PAM module
 dnl ----------
+if test "$with_libpam" = "yes"; then
+  AC_MSG_CHECKING(security/pam_misc.h)
+  AC_CHECK_HEADER(security/pam_misc.h)
+  if test "$ac_cv_header_security_pam_misc_h" = yes; then
+    AC_DEFINE(HAVE_PAM_MISC_H,,Have pam_misc.h)
+    AC_DEFINE(PAM_CONV_FUNC,misc_conv,Have misc_conv)
+    pam_conv_func="misc_conv"
+    AC_MSG_RESULT(yes)
+  else
+    AC_MSG_RESULT(no)
+  fi
+  AC_MSG_CHECKING(security/openpam.h)
+  AC_CHECK_HEADER(security/openpam.h)
+  if test "$ac_cv_header_security_openpam_h" = yes; then
+    AC_DEFINE(HAVE_OPENPAM_H,,Have openpam.h)
+    AC_DEFINE(PAM_CONV_FUNC,openpam_ttyconv,Have openpam_ttyconv)
+    pam_conv_func="openpam_ttyconv"
+    AC_MSG_RESULT(yes)
+  else
+    AC_MSG_RESULT(no)
+  fi
+  if test -z "$ac_cv_header_security_pam_misc_h$ac_cv_header_security_openpam_h" ; then
+    AC_MSG_WARN([*** pam support will not be built ***])
+    with_libpam="no"
+  fi
+fi
+
 if test "$with_libpam" = "yes"; then
 dnl took this test from proftpd's configure.in and suited to our needs
 dnl -------------------------------------------------------------------------
@@ -232,7 +259,7 @@ dnl of the PAM library.  Prior to 0.72 release, the Linux PAM shared library
 dnl omitted requiring libdl linking information. PAM-0.72 or better ships
 dnl with RedHat 6.2 and Debian 2.2 or better.
 AC_CHECK_LIB(pam, pam_start,
-  [AC_CHECK_LIB(pam, misc_conv,
+  [AC_CHECK_LIB(pam, $pam_conv_func,
     [AC_DEFINE(USE_PAM,,Use PAM for authentication)
      LIBPAM="-lpam"],
     [AC_DEFINE(USE_PAM,,Use PAM for authentication)
@@ -241,7 +268,7 @@ AC_CHECK_LIB(pam, pam_start,
   ],
 
   [AC_CHECK_LIB(pam, pam_end,
-    [AC_CHECK_LIB(pam, misc_conv,
+    [AC_CHECK_LIB(pam, $pam_conv_func,
       [AC_DEFINE(USE_PAM)
        LIBPAM="-lpam -ldl"],
       [AC_DEFINE(USE_PAM)
diff --git a/vtysh/vtysh_user.c b/vtysh/vtysh_user.c
index b84da2eb..ecbe0f4c 100644
--- a/vtysh/vtysh_user.c
+++ b/vtysh/vtysh_user.c
@@ -25,7 +25,12 @@
 
 #ifdef USE_PAM
 #include <security/pam_appl.h>
+#ifdef HAVE_PAM_MISC_H
 #include <security/pam_misc.h>
+#endif
+#ifdef HAVE_OPENPAM_H
+#include <security/openpam.h>
+#endif
 #endif /* USE_PAM */
 
 #include "memory.h"
@@ -35,7 +40,7 @@
 #ifdef USE_PAM
 static struct pam_conv conv = 
 {
-  misc_conv,
+  PAM_CONV_FUNC,
   NULL
 };
 
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