X-Git-Url: http://g0dil.de/git?a=blobdiff_plain;f=site_scons%2Fsite_tools%2FBoost.py;h=7e20e2bbc1ce7a31d1763af0848d3ccaee91ddc5;hb=566fb4271b2aff5aa07943707f770b2a84c2738b;hp=629dd3e0afb2f370b9e38d3bb111daffd1ca149f;hpb=c1704e837e8bcf6b50da633326213f65cd5a8c46;p=senf.git

diff --git a/site_scons/site_tools/Boost.py b/site_scons/site_tools/Boost.py
index 629dd3e..7e20e2b 100644
--- a/site_scons/site_tools/Boost.py
+++ b/site_scons/site_tools/Boost.py
@@ -142,10 +142,14 @@ Options:
     else:
         msg = ''
     context.Message( "Checking boost version%s... " % msg )
-    ret = context.TryRun("#include <boost/version.hpp>\n"
-                         "#include <iostream>\n"
-                         "int main(int, char **) { std::cout << BOOST_LIB_VERSION << std::endl; }",
-                         ".cc")[-1].strip()
+    if context.env.has_key('BOOST_VERSION'):
+        ret = context.env['BOOST_VERSION']
+    else:
+        ret = context.TryRun("#include <boost/version.hpp>\n"
+                             "#include <iostream>\n"
+                             "int main(int, char **)\n"
+                             "{ std::cout << BOOST_LIB_VERSION << std::endl; }",
+                             ".cc")[-1].strip()
 
     if not ret:
         msg = "no boost includes found"