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[simgear.git] / simgear / Makefile.am

diff --git a/simgear/Makefile.am b/simgear/Makefile.am
index 3078a18defcc88b36ade144de5736d935f03b4e8..6cddb53032e2ab27ae2294360380dabe6cca4520 100644 (file)
--- a/simgear/Makefile.am
+++ b/simgear/Makefile.am
@@ -16,6 +16,12 @@ else
 ZLIB_DIRS = zlib
 endif
 
+if HAVE_THREADS
+SGTHREAD_DIR = threads
+else
+SGTHREAD_DIR = 
+endif
+
 # METAR_DIRS =
 METAR_DIRS = metar
 
@@ -25,21 +31,21 @@ include_HEADERS = \
        compiler.h constants.h sg_inlines.h sg_traits.hxx sg_zlib.h version.h
 
 SUBDIRS = \
-       bucket \
+       $(ZLIB_DIRS) \
+       xml \
        debug \
+       misc \
+       bucket \
        ephemeris \
        io \
        magvar \
        math \
        $(METAR_DIRS) \
-       xml \
-       misc \
        route \
        screen \
        $(SERIAL_DIRS) \
        sky \
-        threads \
+       $(SGTHREAD_DIR) \
        timing \
-       xgl \
-       $(ZLIB_DIRS)
+       xgl