X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=configure.ac;h=8b79f9a9566b3809eced77d07ac392a1ab5b35c6;hb=90cefaa31af0a85593a155fba8570e04c653225a;hp=00da3e8c6ac78bd3985a0a2846141347c8466ffe;hpb=277d6e1d016e69184fd49b867ff1268d3ff668f5;p=lttng-ust.git

diff --git a/configure.ac b/configure.ac
index 00da3e8c..8b79f9a9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -42,7 +42,23 @@ AC_PROG_MAKE_SET
 LT_INIT
 
 ## Checks for libraries.
-AC_CHECK_LIB([dl], [dlopen])
+AC_CHECK_LIB([dl], [dlopen],
+[
+	have_libdl=yes
+],
+[
+	#libdl not found, check for dlopen in libc.
+	AC_CHECK_LIB([c], [dlopen],
+	[
+		have_libc_dl=yes
+	],
+	[
+		AC_MSG_ERROR([Cannot find dlopen in libdl nor libc. Use [LDFLAGS]=-Ldir to specify their location.])
+	])
+])
+AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBDL], [test "x$have_libdl" = "xyes"])
+AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBC_DL], [test "x$have_libc_dl" = "xyes"])
+
 AC_CHECK_LIB([pthread], [pthread_create])
 
 # Check for libuuid
@@ -59,7 +75,7 @@ AC_CHECK_LIB([uuid], [uuid_generate],
 		have_libc_uuid=yes
 	],
 	[
-		AC_MSG_ERROR([Cannot find libuuid uuid_generate nor libc uuid_create. Use [LDFLAGS]=-Ldir to specify its location.])
+		AC_MSG_ERROR([Cannot find libuuid uuid_generate nor libc uuid_create. Use [LDFLAGS]=-Ldir to specify their location.])
 	])
 ]
 )