Only clean if needed, not whenever acprep changes

1 files changed, 2 insertions, 1 deletions

diff --git a/acprep b/acprep
index 2d059894..536c32cc 100755
--- a/acprep
+++ b/acprep
@@ -373,8 +373,10 @@ class PrepareBuild(CommandLineApp):
         if self.force:
             return 'because it was forced'
         elif self.isnewer('acprep', 'configure'):
+            self.should_clean = True
             return 'because acprep is newer than configure'
         elif self.isnewer('acprep', 'Makefile.in'):
+            self.should_clean = True
             return 'because acprep is newer than Makefile.in'
         elif self.isnewer('configure.ac', 'configure'):
             return 'because confgure.ac is newer than configure'
@@ -470,7 +472,6 @@ class PrepareBuild(CommandLineApp):
             self.phase_autogen()
             self.phase_gettext()
             self.phase_aclocal()
-            self.should_clean = True
         else:
             self.log.debug('autogen.sh does not need to be run')