release commit

[lilypond.git] / autogen.sh

diff --git a/autogen.sh b/autogen.sh
index cc6418a5b12a66d08a7661e85599f9d65c04b8a6..ea9bb388ceae2fdc44d3d81689c4858317c228d4 100755 (executable)
--- a/autogen.sh
+++ b/autogen.sh
@@ -1,24 +1,39 @@
 #!/bin/sh
-# WARNING WARNING WARNING
-# do not edit! this is autogen.sh, generated from stepmake/autogen.sh
-#!/bin/sh
 # Run this to generate configure and initial GNUmakefiles
 
 srcdir=`dirname $0`
-DIE=0
 
-(autoconf --version) < /dev/null > /dev/null 2>&1 || {
-  echo
-  echo "ERROR: You must have \`autoconf' installed to."
-  echo "Download the appropriate package for your distribution,"
-  echo "or get the source tarball at ftp://ftp.gnu.org/pub/gnu/"
-  DIE=1
-}
-
-if test "$DIE" -eq 1; then
-  exit 1
+
+if [ stepmake/aclocal.m4 -nt aclocal.m4 ]; then
+    echo "stepmake/aclocal.m4 is newer. Copying file." 
+    cp -f stepmake/aclocal.m4 aclocal.m4
+fi
+
+if [ stepmake/autogen.sh -nt autogen.sh ]; then
+    echo "stepmake/autogen.sh is newer. Copying file." 
+    cp -f stepmake/autogen.sh autogen.sh
+    exec ./autogen.sh
 fi
 
+# Be paranoid: check for autoconf >= 2.50
+# Some setups have both autoconf 2.13 and 2.5x available through
+# a wrapper script: /usr/bin/autoconf.
+# This wrapper may incorrectly autoselect autoconf 2.50, but it
+# advertises itself as autoconf 2.13.
+# If you have such a setup, invoke this script as:
+#   autoconf=autoconf2.50 ./autogen.sh
+for i in autoconf2.50 autoconf-2.50 autoconf  false; do
+  version=`$i --version 2>/dev/null | head -1 | awk '{print $NF}' | awk -F. '{print $1 * 100 + $2}'`
+  if test "0$version" -ge 250; then
+    autoconf=$i
+    break
+  fi
+done
+
+if test -z "$autoconf"; then
+    echo "ERROR: Please install autoconf 2.50 or newer"
+    exit 1
+fi
 
 if test -z "$*"; then
   echo "WARNING: I am going to run \`configure' with no arguments."
@@ -34,7 +49,7 @@ do
   (
       cd $dr
       echo "Running autoconf ..."
-      autoconf
+      $autoconf
   )
 done