From 75b15cd92cedc9bbdc36c72b198eaf5a64165e48 Mon Sep 17 00:00:00 2001
From: Vincent Bernat <bernat@luffy.cx>
Date: Tue, 1 May 2012 16:02:09 +0200
Subject: [PATCH] configure: drop dependency with libtool

---
 debian/control    |  2 +-
 m4/libevent.m4    | 56 +++++++++++++++++++++--------------------------
 redhat/lldpd.spec |  1 -
 3 files changed, 26 insertions(+), 33 deletions(-)

diff --git a/debian/control b/debian/control
index d39e75dd..7c6be507 100644
--- a/debian/control
+++ b/debian/control
@@ -4,7 +4,7 @@ Priority: optional
 Maintainer: Vincent Bernat <bernat@debian.org>
 Build-Depends: debhelper (>= 5), cdbs, autotools-dev,
                libsnmp15-dev | libsnmp9-dev | libsnmp-dev,
-	       libxml2-dev, libevent-dev, pkg-config, libtool
+	       libxml2-dev, libevent-dev, pkg-config
 Standards-Version: 3.8.4
 Homepage: https://trac.luffy.cx/lldpd/
 
diff --git a/m4/libevent.m4 b/m4/libevent.m4
index 29b104c2..0d056c0f 100644
--- a/m4/libevent.m4
+++ b/m4/libevent.m4
@@ -6,7 +6,6 @@ AC_DEFUN([lldp_CHECK_LIBEVENT], [
   LIBEVENT_URL=http://libevent.org/
   _save_LIBS="$LIBS"
   _save_CFLAGS="$CFLAGS"
-  _save_CC="$CC"
 
   # First, try with pkg-config
   PKG_CHECK_MODULES([LIBEVENT], [libevent >= 1.4.3], [], [:])
@@ -14,7 +13,28 @@ AC_DEFUN([lldp_CHECK_LIBEVENT], [
   AC_MSG_CHECKING([how to compile with libevent])
   if test x"$1" = x -o x"$1" = x"yes"; then
      # Nothing specified, use default location from pkg-config
-     :
+      LIBS="$LIBS $LIBEVENT_LIBS"
+      CFLAGS="$LIBEVENT_CFLAGS $CFLAGS"
+      AC_TRY_LINK([
+@%:@include <sys/time.h>
+@%:@include <sys/types.h>
+@%:@include <event2/event.h>], [ event_base_new(); ],
+	  [ libevent_linked=yes ], [ libevent_linked=no ])
+
+      if test x"$libevent_linked" = x"yes"; then
+	  AC_MSG_RESULT([ok with $LIBEVENT_LIBS $LIBEVENT_CFLAGS])
+      else
+	  if test x"$LIBEVENT_LIBS" = x; then
+	      AC_MSG_RESULT([no libevent])
+	  else
+	      AC_MSG_RESULT([failed with $LIBEVENT_LIBS $LIBEVENT_CFLAGS])
+	  fi
+	  AC_MSG_ERROR([
+		  *** libevent 2.x is required. Grab it from $LIBEVENT_URL
+		  *** or install libevent-dev package])
+      fi
+      LIBS="$_save_LIBS"
+      CFLAGS="$_save_CFLAGS"
   else
      # Black magic....
      if test -d "$1"; then
@@ -41,6 +61,7 @@ AC_DEFUN([lldp_CHECK_LIBEVENT], [
 			 break
 		     fi
 		 done
+		 AC_MSG_RESULT([ok with $LIBEVENT_LIBS $LIBEVENT_CFLAGS])
 		 ;;
 	     *.tar.gz)
 		 # This won't work for cross compilation. Dunno how to handle this.
@@ -73,7 +94,6 @@ AC_DEFUN([lldp_CHECK_LIBEVENT], [
 		 }
 		 LIBEVENT_CFLAGS=-I`readlink -f "$levdir/../include"`
 		 AC_MSG_RESULT([successful!])
-		 AC_MSG_CHECKING([how to use this fresh new libevent])
 		 ;;
 	     *)
 		 AC_MSG_RESULT(failed)
@@ -86,33 +106,7 @@ AC_DEFUN([lldp_CHECK_LIBEVENT], [
      fi
      fi
   fi
-                
-  # Can I compile and link it? We need to use libtool
-  LIBS="$LIBS $LIBEVENT_LIBS"
-  CFLAGS="$LIBEVENT_CFLAGS $CFLAGS"
-  CC="${SHELL-/bin/sh} libtool link $CC"
-  AC_TRY_LINK([
-@%:@include <sys/time.h>
-@%:@include <sys/types.h>
-@%:@include <event2/event.h>], [ event_base_new(); ],
-       [ libevent_linked=yes ], [ libevent_linked=no ])
-
-  if test x"$libevent_linked" = x"yes"; then
-    AC_SUBST([LIBEVENT_LIBS])
-    AC_SUBST([LIBEVENT_CFLAGS])
-    AC_MSG_RESULT([ok with $LIBEVENT_LIBS $LIBEVENT_CFLAGS])
-  else
-    if test x"$LIBEVENT_LIBS" = x; then
-      AC_MSG_RESULT([no libevent])
-    else
-      AC_MSG_RESULT([failed with $LIBEVENT_LIBS $LIBEVENT_CFLAGS])
-    fi
-    AC_MSG_ERROR([
-*** libevent 2.x is required. Grab it from $LIBEVENT_URL
-*** or install libevent-dev package])
-  fi
 
-  CC="$_save_CC"
-  LIBS="$_save_LIBS"
-  CFLAGS="$_save_CFLAGS"
+  AC_SUBST([LIBEVENT_LIBS])
+  AC_SUBST([LIBEVENT_CFLAGS])
 ])
diff --git a/redhat/lldpd.spec b/redhat/lldpd.spec
index 214780df..2f126e51 100644
--- a/redhat/lldpd.spec
+++ b/redhat/lldpd.spec
@@ -38,7 +38,6 @@ Source1: lldpd.init%{?suse_version:.suse}
 Source2: lldpd.sysconfig
 
 BuildRequires: pkgconfig
-BuildRequires: libtool
 BuildRequires: libevent-devel
 %if %{with snmp}
 BuildRequires: net-snmp-devel
-- 
2.39.5