X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=configure.ac;h=3b6cc97c2b1f82e08138c585cf25d7c5b9ac77dd;hp=042f33ba8fa36a4080fa4e403882a16ccf7aaf02;hb=143f4381d242e4a1c3174e8a0732a1e48f00a1aa;hpb=aea7d71f37c69e778047e5c3f19d4c75260d2405

diff --git a/configure.ac b/configure.ac
index 042f33b..3b6cc97 100644
--- a/configure.ac
+++ b/configure.ac
@@ -15,6 +15,11 @@ dnl
 
 AC_INIT([The Glorious Glasgow Haskell Compilation System], [6.5], [glasgow-haskell-bugs@haskell.org], [ghc])
 
+if test ! -f mk/config.h.in; then
+   echo "mk/config.h.in doesn't exist: perhaps you haven't run 'autoreconf'?"
+   exit 1
+fi
+
 FP_SETUP_PROJECT_VERSION
 
 # Hmmm, we fix the RPM release number to 1 here... Is this convenient?