Merge in updated yatl.

[awesomized/libmemcached] / m4 / ax_dlopen.m4

diff --git a/m4/ax_dlopen.m4 b/m4/ax_dlopen.m4
new file mode 100644 (file)
index 0000000..89d9708
--- /dev/null
+++ b/m4/ax_dlopen.m4
@@ -0,0 +1,11 @@
+#serial 1
+
+AC_DEFUN([AX_DLOPEN],
+         [AS_IF([test "x$enable_shared" = xyes],
+                [AX_CHECK_LIBRARY([DL],[dlfcn.h],[dl],
+                                  [AC_DEFINE([HAVE_LIBDL],[1],[Have dlopen])
+                                  AC_CHECK_LIB([dl],[dlopen],[AC_DEFINE([HAVE_DLOPEN],[1],[Have dlopen])])
+                                  AC_CHECK_LIB([dl],[dladdr],[AC_DEFINE([HAVE_DLADDR],[1],[Have dladdr])])])],
+                [AM_CONDITIONAL([HAVE_DL],false)])
+         ])
+