fix compilation on Fedora: boost, flex, and OPENSCAD_LIBRARIES

1 files changed, 10 insertions, 0 deletions

diff --git a/flex.pri b/flex.pri
index ef0b742..ce78b98 100644
--- a/flex.pri
+++ b/flex.pri
@@ -10,6 +10,16 @@ win32 {
 }
 
 unix:freebsd-g++ {
+  # on bsd /usr/bin/bison is outdated, dont use it
   QMAKE_LEX = /usr/local/bin/flex
   QMAKE_YACC = /usr/local/bin/bison
 }
+
+unix:linux* {
+  exists(/usr/bin/flex) {
+    QMAKE_LEX = /usr/bin/flex
+  }
+  exists(/usr/bin/bison) {
+    QMAKE_YACC = /usr/bin/bison
+  }
+}