* GNUmakefile.in (short-examples):

[lilypond.git] / autogen.sh

diff --git a/autogen.sh b/autogen.sh
index cc6418a5b12a66d08a7661e85599f9d65c04b8a6..20119e883179215f2939e7fdbc3ec69650454a24 100755 (executable)
--- a/autogen.sh
+++ b/autogen.sh
@@ -5,21 +5,28 @@
 # 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
-}
+# Be paranoid: check for autoconf >= 2.50
+# Some setups have both autoconf 2.13 and 2.50 available through
+# a wrapper script: /usr/bin/autoconf.
+# This wrapper may correctly autoselect autoconf 2.50, but it
+# advertises itself as autoconf 2.13.
+# If you have such a setup, invoke this script as:
+#   autoconf=autoconf ./autogen.sh
+set -x
+for i in in autoconf autoconf2.50 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 "$DIE" -eq 1; then
-  exit 1
+if test -z "$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."
   echo "If you wish to pass any to it, please specify them on the"
@@ -34,7 +41,7 @@ do
   (
       cd $dr
       echo "Running autoconf ..."
-      autoconf
+      $autoconf
   )
 done