#537 linker issues due to clock_gettime/librt dependencies

Simplify dependency check and make it work for Debian.
13 years ago · b7fa1d4f02
parent f1c2afacc4
commit b7fa1d4f02
1 changed files with 6 additions and 8 deletions
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@ -167,18 +167,16 @@ if(HAVE_UNISTD_H)

        int main() { return 0; }
        "
-        HAVE_CLOCK_GETTIME)    
+        HAVE_CLOCK_GETTIME)
 endif(HAVE_UNISTD_H)

 set(RT_LIBRARY "")
 if(HAVE_CLOCK_GETTIME)
-    check_function_exists(clock_gettime CLOCK_GETTIME_IN_LIBC)
-    if(NOT CLOCK_GETTIME_IN_LIBC)
-        check_library_exists(rt clock_gettime "" HAVE_RT)
-        if(HAVE_RT)
-            set(RT_LIBRARY rt)
-        endif(HAVE_RT)
-        endif(NOT CLOCK_GETTIME_IN_LIBC)
+    #check_function_exists(clock_gettime CLOCK_GETTIME_IN_LIBC)
+    check_library_exists(rt clock_gettime "" HAVE_RT)
+    if(HAVE_RT)
+        set(RT_LIBRARY rt)
+    endif(HAVE_RT)
 endif(HAVE_CLOCK_GETTIME)

 SET(CMAKE_DEBUG_POSTFIX "d" CACHE STRING "add a postfix, usually 'd' on windows")