qmake-macx last detected on eigen. (unix=1 on osx). clarify comments.

2 files changed, 5 insertions, 3 deletions

diff --git a/bison.pri b/bison.pri
index 14e2e01..7a63f0e 100644
--- a/bison.pri
+++ b/bison.pri
@@ -24,7 +24,8 @@ unix:linux* {
 }
 
 freebsd* {
-  # on bsd /usr/bin/bison is outdated, dont use it
+  # on some BSD, /usr/local/bin/bison is newer than
+  # /usr/bin/bison, so try to prefer it.
   exists(/usr/local/bin/bison) {
     QMAKE_YACC = /usr/local/bin/bison
   } else { # look in $PATH
diff --git a/eigen.pri b/eigen.pri
index 435355c..efb2d3c 100644
--- a/eigen.pri
+++ b/eigen.pri
@@ -48,14 +48,14 @@ CONFIG(mingw-cross-env) {
 
 isEmpty(EIGEN_INCLUDEPATH) {
   freebsd-g++: EIGEN_INCLUDEPATH = /usr/local/include/eigen3
-  macx: EIGEN_INCLUDEPATH = /opt/local/include/eigen3
   netbsd*: EIGEN_INCLUDEPATH = /usr/pkg/include/eigen3
   linux*|hurd*|unix: EIGEN_INCLUDEPATH = /usr/include/eigen3
+  macx: EIGEN_INCLUDEPATH = /opt/local/include/eigen3
   !exists(EIGEN_INCLUDEPATH) {
     freebsd-g++: EIGEN_INCLUDEPATH = /usr/local/include/eigen2
-    macx: EIGEN_INCLUDEPATH = /opt/local/include/eigen2
     netbsd*: EIGEN_INCLUDEPATH = /usr/pkg/include/eigen2
     linux*|hurd*|unix*: EIGEN_INCLUDEPATH = /usr/include/eigen2
+    macx: EIGEN_INCLUDEPATH = /opt/local/include/eigen2
   }
 }
 
@@ -69,6 +69,7 @@ isEmpty(EIGEN_INCLUDEPATH) {
 # EIGEN being under 'include/eigen[2-3]' needs special prepending
 QMAKE_INCDIR_QT = $$EIGEN_INCLUDEPATH $$QMAKE_INCDIR_QT
 
+# qmakespecs on netbsd prepend system includes, we need eigen first. 
 netbsd* {
   QMAKE_CXXFLAGS = -I$$EIGEN_INCLUDEPATH $$QMAKE_CXXFLAGS
 }