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-rw-r--r--configure.ac5
1 files changed, 5 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 042f33ba8f..3b6cc97c2b 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?