Fix for compiling c++ with pthreads

[m6w6/libmemcached] / configure.ac

diff --git a/configure.ac b/configure.ac
index 54177ac4656dac2547fdf244d72c6e1dd34a739c..2b7bfd5490af01a33087355eacf8595f5db723ac 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -47,17 +47,20 @@ AX_HEX_VERSION([LIBHASHKIT],[1.0.0])
 m4_include([libhashkit/include.m4])
 
 LT_PREREQ([2.2])
-LT_INIT
+LT_INIT([dlopen])
 LT_LANG([C++])
 LT_LIB_M
 
+AC_SUBST([lt_cv_dlopen_libs])
+
+
 AC_PROG_CC_C99
 AS_IF([test "x${ac_cv_prog_cc_c99}" == "xno"],[AC_MSG_ERROR([No c99 compatible compiler found])])
 
 AC_DEFUN([CHECK_CXX0X],[
           AC_LANG_PUSH([C++])
           AX_CHECK_COMPILE_FLAG([-std=c++0x],[
-                                 CXXFLAGS="$CXXFLAGS -std=c++0x"])
+                                 CXX="$CXX -std=c++0x"])
           AC_LANG_POP([C++])
           ])
 CHECK_CXX0X
@@ -68,10 +71,6 @@ AX_PLATFORM
 
 m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])
 
-AX_CXX_HEADER_STDCXX_98
-AS_IF([test "x$ax_cv_cxx_stdcxx_98" = "xno"],
-      [AC_MSG_ERROR([Your system lacks a new enough C++ compiler])])
-
 AC_DEFUN([LIBMEMCACHED_PROTOCOL],
          [AC_ARG_ENABLE([libmemcachedprotocol],
                         [AS_HELP_STRING([--enable-libmemcachedprotocol],
@@ -254,9 +253,6 @@ AC_CHECK_LIB([rt],[clock_gettime],
              [AC_DEFINE([HAVE_CLOCK_GETTIME],[0],[Have clock_gettime])])
 
 
-# Check for the ability to call dlopen (used in libhostile)
-AX_DLOPEN
-
 AC_CHECK_HEADERS([atomic.h])
 AS_IF([test "x$ac_cv_header_atomic_h" = "xyes"],
       [AC_CHECK_FUNCS([atomic_add_64])
@@ -297,8 +293,10 @@ SOCKET_SEND_FLAGS
 AX_UUID_GENERATE_TIME_SAFE
 
 AC_DEFUN([CHECK_FOR_PTHREAD_AND_SASL],
-         [AX_PTHREAD(, [AC_MSG_ERROR([could not find libpthread])])
+         [AC_LANG_PUSH([C++])
+         AX_PTHREAD(, [AC_MSG_ERROR([could not find libpthread])])
          AX_PTHREAD_TIMEDJOIN_NP
+         AC_LANG_POP([C++])
 
          # The sasl functions should only be visible if we build with sasl support
          #