Merge pull request #29 from jd-boyd/osx_cmake_itimerspec

Detect missing itimerspec on OSX.
libcheck · Mar 24, 2016 · f4151a3 · f4151a3
2 parents b6c4108 + c82fe88
commit f4151a3
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -193,6 +193,14 @@ if(NOT HAVE_SYS_TIME_H)
     endif(MSVC)
 endif(NOT HAVE_SYS_TIME_H)
 
+# OSX has sys/time.h, but it still lacks itimerspec
+if(HAVE_SYS_TIME_H)
+    check_struct_member("struct itimerspec" it_value "sys/time.h" HAVE_STRUCT_ITIMERSPEC_IT_VALUE)
+    if(NOT HAVE_STRUCT_ITIMERSPEC_IT_VALUE)
+        add_definitions(-DSTRUCT_ITIMERSPEC_DEFINITION_MISSING=1)
+        set(STRUCT_ITIMERSPEC_DEFINITION_MISSING 1)
+    endif(NOT HAVE_STRUCT_ITIMERSPEC_IT_VALUE)
+endif(HAVE_SYS_TIME_H)
 
 ###############################################################################
 # Check for integer types