Avoid needless autoheader after autogen.sh.

[bpt/emacs.git] / autogen.sh

diff --git a/autogen.sh b/autogen.sh
index d15817d..cabaaf0 100755 (executable)
--- a/autogen.sh
+++ b/autogen.sh
@@ -1,7 +1,7 @@
 #!/bin/sh
 ### autogen.sh - tool to help build Emacs from a bzr checkout
 
-## Copyright (C) 2011  Free Software Foundation, Inc.
+## Copyright (C) 2011-2012  Free Software Foundation, Inc.
 
 ## Author: Glenn Morris <rgm@gnu.org>
 
@@ -34,7 +34,7 @@
 progs="autoconf automake"
 
 ## Minimum versions we need:
-autoconf_min=`sed -n 's/^ *AC_PREREQ(\([0-9\.]*\)).*/\1/p' configure.in`
+autoconf_min=`sed -n 's/^ *AC_PREREQ(\([0-9\.]*\)).*/\1/p' configure.ac`
 
 ## FIXME how to determine this from the sources?
 automake_min=1.11
@@ -67,7 +67,7 @@ minor_version ()
 
 ## $1 = program
 ## $2 = minimum version.
-## Return 0 if program is present with version >= minumum version.
+## Return 0 if program is present with version >= minimum version.
 ## Return 1 if program is missing.
 ## Return 2 if program is present but too old.
 ## Return 3 for unexpected error (eg failed to parse version).
@@ -209,6 +209,10 @@ echo "Your system has the required tools, running autoreconf..."
 ## Let autoreconf figure out what, if anything, needs doing.
 autoreconf -i -I m4 || exit $?
 
+## Create a timestamp, so that './autogen.sh; make' doesn't
+## cause 'make' to needlessly run 'autoheader'.
+echo timestamp > src/stamp-h.in || exit
+
 echo "You can now run \`./configure'."
 
 exit 0