X-Git-Url: https://git.archive.openwrt.org/?a=blobdiff_plain;f=CMakeLists.txt;h=6bcec18db1a2dbfed433940bf39415e824851da4;hb=77984bd24d0daa1e6ce7836a31c2b500621af99b;hp=ab82270915435b2c37b1573cbc3d2f8f74e22ccf;hpb=d03a6a27c7fcdca70db417c15cdccc0185b1efef;p=project%2Flibubox.git

diff --git a/CMakeLists.txt b/CMakeLists.txt
index ab82270..6bcec18 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,6 @@
 cmake_minimum_required(VERSION 2.6)
+INCLUDE(CheckLibraryExists)
+INCLUDE(CheckFunctionExists)
 
 PROJECT(ubox C)
 ADD_DEFINITIONS(-Os -Wall -Werror --std=gnu99 -g3 -Wmissing-declarations)
@@ -14,7 +16,14 @@ SET(SOURCES avl.c avl-cmp.c blob.c blobmsg.c uloop.c usock.c ustream.c ustream-f
 
 ADD_LIBRARY(ubox SHARED ${SOURCES})
 
-SET(CMAKE_INSTALL_PREFIX /usr)
+SET(LIBS)
+CHECK_FUNCTION_EXISTS(clock_gettime HAVE_GETTIME)
+IF(NOT HAVE_GETTIME)
+	CHECK_LIBRARY_EXISTS(rt clock_gettime "" NEED_GETTIME)
+	IF(NEED_GETTIME)
+		TARGET_LINK_LIBRARIES(ubox rt)
+	ENDIF()
+ENDIF()
 
 FILE(GLOB headers *.h)
 INSTALL(FILES ${headers}