X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=configure.ac;h=66a810669b7b584987454f4236fa116014788ed5;hb=40d8182c213779bb87974d243b6fc03ec3297108;hp=6e90e72c6d3e762b39702bc8350be3d637cdc971;hpb=edef8b5fa8703886471390be50a5c06584f02c59;p=lttng-ust.git

diff --git a/configure.ac b/configure.ac
index 6e90e72c..66a81066 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 #                                               -*- Autoconf -*-
 # Process this file with autoconf to produce a configure script.
 
-AC_INIT([lttng-ust],[2.4.1],[mathieu dot desnoyers at efficios dot com])
+AC_INIT([lttng-ust],[2.4.2],[mathieu dot desnoyers at efficios dot com])
 
 # Following the numbering scheme proposed by libtool for the library version
 # http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
@@ -123,6 +123,16 @@ AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBC_DL], [test "x$have_libc_dl" = "xyes"])
 
 AC_CHECK_LIB([pthread], [pthread_create])
 
+# Check for dlfcn.h
+AC_CHECK_HEADER([dlfcn.h])
+AS_IF([test "x${ac_cv_header_dlfcn_h}" = "xyes"],
+	[AC_CHECK_DECLS([RTLD_DI_LINKMAP],,,
+		[#define _GNU_SOURCE /* Required on Linux to get GNU extensions */
+		#include <dlfcn.h>])
+	],
+	[ac_cv_have_decl_RTLD_DI_LINKMAP="no"])
+AM_CONDITIONAL([HAVE_DLINFO], [test "x${ac_cv_have_decl_RTLD_DI_LINKMAP}" = "xyes"])
+
 # Checks for header files.
 #AC_CHECK_HEADERS([fcntl.h stdint.h stdlib.h string.h sys/socket.h sys/time.h unistd.h])