Introduce "PRESERVE" flag to protect properties on sim reset.

[simgear.git] / simgear / threads / Makefile.am

diff --git a/simgear/threads/Makefile.am b/simgear/threads/Makefile.am
index 53078d2809524554a008b2be939d7f94c3732a14..86af31af0a0ce3e7f3e58415afb057d1ad384c7c 100644 (file)
--- a/simgear/threads/Makefile.am
+++ b/simgear/threads/Makefile.am
@@ -1,11 +1,17 @@
 includedir = @includedir@/threads
 
+if HAVE_THREADS
 lib_LIBRARIES = libsgthreads.a
 
 include_HEADERS = \
+       SGGuard.hxx \
+       SGQueue.hxx \
        SGThread.hxx
 
 libsgthreads_a_SOURCES = \
        SGThread.cxx
 
-INCLUDES += -I$(top_srcdir)
+INCLUDES = -I$(top_srcdir)
+else
+include_HEADERS = SGQueue.hxx
+endif