AC_PROG_LEX seems to output a : sometimes instead of an empty string if flex is missing

SVN-Revision: 3391

diff --git a/tools/miniswig/Jamfile b/tools/miniswig/Jamfile
index 2990569..b621af8 100644 (file)
--- a/tools/miniswig/Jamfile
+++ b/tools/miniswig/Jamfile
@@ -1,6 +1,6 @@
 SubDir TOP tools miniswig ;
 
-if $(LEX) && $(BISON) {
+if $(LEX) && $(LEX) != ":" && $(BISON) {
   
     # hack because SDL does nasty -Dmain=SDL_main on windows
     old_CXXFLAGS = $(CXXFLAGS) ;