Make compile_ex() work with CMake.

[ginac.git] / cmake / modules / FindLibDL.cmake

diff --git a/cmake/modules/FindLibDL.cmake b/cmake/modules/FindLibDL.cmake
new file mode 100644 (file)
index 0000000..403a5c8
--- /dev/null
+++ b/cmake/modules/FindLibDL.cmake
@@ -0,0 +1,30 @@
+# - Find libdl
+# Find the native LIBDL includes and library
+#
+#  LIBDL_INCLUDE_DIR - where to find dlfcn.h, etc.
+#  LIBDL_LIBRARIES   - List of libraries when using libdl.
+#  LIBDL_FOUND       - True if libdl found.
+
+
+IF (LIBDL_INCLUDE_DIR)
+       # Already in cache, be silent
+       SET(LIBDL_FIND_QUIETLY TRUE)
+ENDIF (LIBDL_INCLUDE_DIR)
+
+FIND_PATH(LIBDL_INCLUDE_DIR dlfcn.h)
+
+SET(LIBDL_NAMES dl libdl ltdl libltdl)
+FIND_LIBRARY(LIBDL_LIBRARY NAMES ${LIBDL_NAMES} )
+
+# handle the QUIETLY and REQUIRED arguments and set LIBDL_FOUND to TRUE if
+# all listed variables are TRUE
+INCLUDE(FindPackageHandleStandardArgs)
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(LibDL DEFAULT_MSG LIBDL_LIBRARY LIBDL_INCLUDE_DIR)
+
+IF(LIBDL_FOUND)
+       SET( LIBDL_LIBRARIES ${LIBDL_LIBRARY} )
+ELSE(LIBDL_FOUND)
+       SET( LIBDL_LIBRARIES )
+ENDIF(LIBDL_FOUND)
+
+MARK_AS_ADVANCED( LIBDL_LIBRARY LIBDL_INCLUDE_DIR )