configure.ac: unduplicate gallium directories

It may happen when two drivers share one winsys.

diff --git a/configure.ac b/configure.ac
index b2606bf647a51e89c30aaf16292e8773a0c89270..56aac7a81a25a53b0bae152f9069649afb7f4c57 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1891,10 +1891,10 @@ ln -s autoconf configs/current
 ])
 
 dnl Sort the dirs alphabetically
-GALLIUM_TARGET_DIRS=`echo $GALLIUM_TARGET_DIRS|tr " " "\n"|sort|tr "\n" " "`
-GALLIUM_WINSYS_DIRS=`echo $GALLIUM_WINSYS_DIRS|tr " " "\n"|sort|tr "\n" " "`
-GALLIUM_DRIVERS_DIRS=`echo $GALLIUM_DRIVERS_DIRS|tr " " "\n"|sort|tr "\n" " "`
-GALLIUM_STATE_TRACKERS_DIRS=`echo $GALLIUM_STATE_TRACKERS_DIRS|tr " " "\n"|sort|tr "\n" " "`
+GALLIUM_TARGET_DIRS=`echo $GALLIUM_TARGET_DIRS|tr " " "\n"|sort -u|tr "\n" " "`
+GALLIUM_WINSYS_DIRS=`echo $GALLIUM_WINSYS_DIRS|tr " " "\n"|sort -u|tr "\n" " "`
+GALLIUM_DRIVERS_DIRS=`echo $GALLIUM_DRIVERS_DIRS|tr " " "\n"|sort -u|tr "\n" " "`
+GALLIUM_STATE_TRACKERS_DIRS=`echo $GALLIUM_STATE_TRACKERS_DIRS|tr " " "\n"|sort -u|tr "\n" " "`
 
 AC_OUTPUT