From bfab7d852d64bcfe68073e03e787eb2200391d9d Mon Sep 17 00:00:00 2001
From: Stefan Monnier <monnier@iro.umontreal.ca>
Date: Wed, 20 Apr 2011 14:23:30 -0300
Subject: [PATCH] * Makefile.in (config.status): Don't erase in case of error.
 In case it disappeared, rebuild it with `configure'.

---
 ChangeLog   | 5 +++++
 Makefile.in | 9 ++++++++-
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 6a3b1701726..7fcdef4272b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2011-04-20  Stefan Monnier  <monnier@iro.umontreal.ca>
+
+	* Makefile.in (config.status): Don't erase in case of error.
+	In case it disappeared, rebuild it with `configure'.
+
 2011-04-20  Ken Brown  <kbrown@cornell.edu>
 
 	* configure.in (use_mmap_for_buffers): Set to yes on Cygwin.
diff --git a/Makefile.in b/Makefile.in
index 1ac77ed66ac..d828649e7aa 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -402,8 +402,15 @@ Makefile: config.status $(srcdir)/src/config.in \
           $(srcdir)/test/automated/Makefile.in
 	./config.status
 
+# Don't erase config.status if make is interrupted while refreshing it.
+.PRECIOUS: config.status
+
 config.status: ${srcdir}/configure ${srcdir}/lisp/version.el
-	./config.status --recheck
+	if [ -x ./config.status ]; then	\
+	    ./config.status --recheck;	\
+	else				\
+	    ./configure;		\
+	fi
 
 AUTOCONF_INPUTS = @MAINT@ $(srcdir)/configure.in $(srcdir)/aclocal.m4
 
-- 
2.39.2