Propagate fixes for when AUTOMAKE_OPTIONS doesn't list a minimum version number.

svn path=/trunk/vorbis/; revision=11287

diff --git a/autogen.sh b/autogen.sh
index 8c4ee60..73c8fca 100755 (executable)
--- a/autogen.sh
+++ b/autogen.sh
@@ -2,7 +2,7 @@
 # Run this to set up the build system: configure, makefiles, etc.
 # (based on the version in enlightenment's cvs)
 
-package="vorbis"
+package="vorbisdec"
 
 olddir=`pwd`
 srcdir=`dirname $0`
@@ -20,19 +20,64 @@ echo "checking for autoconf... "
         DIE=1
 }
 
-echo "checking for automake... "
-(automake --version) < /dev/null > /dev/null 2>&1 || {
+VERSIONGREP="sed -e s/.*[^0-9\.]\([0-9]\.[0-9]\).*/\1/"
+VERSIONMKINT="sed -e s/[^0-9]//"
+                                                                                
+# do we need automake?
+if test -r Makefile.am; then
+  AM_OPTIONS=`fgrep AUTOMAKE_OPTIONS Makefile.am`
+  AM_NEEDED=`echo $AM_OPTIONS | $VERSIONGREP`
+  if test x"$AM_NEEDED" = "x$AM_OPTIONS"; then
+    AM_NEEDED=""
+  fi
+  if test -z $AM_NEEDED; then
+    echo -n "checking for automake... "
+    AUTOMAKE=automake
+    ACLOCAL=aclocal
+    if ($AUTOMAKE --version < /dev/null > /dev/null 2>&1); then
+      echo "yes"
+    else
+      echo "no"
+      AUTOMAKE=
+    fi
+  else
+    echo -n "checking for automake $AM_NEEDED or later... "
+    for am in automake-$AM_NEEDED automake$AM_NEEDED automake; do
+      ($am --version < /dev/null > /dev/null 2>&1) || continue
+      ver=`$am --version < /dev/null | head -n 1 | $VERSIONGREP | $VERSIONMKINT`
+      verneeded=`echo $AM_NEEDED | $VERSIONMKINT`
+      if test $ver -ge $verneeded; then
+        AUTOMAKE=$am
+        echo $AUTOMAKE
+        break
+      fi
+    done
+    test -z $AUTOMAKE &&  echo "no"
+    echo -n "checking for aclocal $AM_NEEDED or later... "
+    for ac in aclocal-$AM_NEEDED aclocal$AM_NEEDED aclocal; do
+      ($ac --version < /dev/null > /dev/null 2>&1) || continue
+      ver=`$ac --version < /dev/null | head -n 1 | $VERSIONGREP | $VERSIONMKINT`
+      verneeded=`echo $AM_NEEDED | $VERSIONMKINT`
+      if test $ver -ge $verneeded; then
+        ACLOCAL=$ac
+        echo $ACLOCAL
+        break
+      fi
+    done
+    test -z $ACLOCAL && echo "no"
+  fi
+  test -z $AUTOMAKE || test -z $ACLOCAL && {
         echo
         echo "You must have automake installed to compile $package."
-       echo "Download the appropriate package for your system,"
-       echo "or get the source from one of the GNU ftp sites"
-       echo "listed in http://www.gnu.org/order/ftp.html"
-        DIE=1
-}
+        echo "Download the appropriate package for your distribution,"
+        echo "or get the source tarball at ftp://ftp.gnu.org/pub/gnu/"
+        exit 1
+  }
+fi
 
 echo -n "checking for libtool... "
 for LIBTOOLIZE in libtoolize glibtoolize nope; do
-  (type $LIBTOOLIZE) > /dev/null 2>&1 && break
+  ($LIBTOOLIZE --version) < /dev/null > /dev/null 2>&1 && break
 done
 if test x$LIBTOOLIZE = xnope; then
   echo "nope."
@@ -60,14 +105,14 @@ fi
 
 echo "Generating configuration files for $package, please wait...."
 
-echo "  aclocal $ACLOCAL_FLAGS"
-aclocal $ACLOCAL_FLAGS || exit 1
-echo "  autoheader"
-autoheader || exit 1
+echo "  $ACLOCAL $ACLOCAL_FLAGS"
+$ACLOCAL $ACLOCAL_FLAGS || exit 1
 echo "  $LIBTOOLIZE --automake"
 $LIBTOOLIZE --automake || exit 1
-echo "  automake --add-missing $AUTOMAKE_FLAGS"
-automake --add-missing $AUTOMAKE_FLAGS || exit 1
+echo "  autoheader"
+autoheader || exit 1
+echo "  $AUTOMAKE --add-missing $AUTOMAKE_FLAGS"
+$AUTOMAKE --add-missing $AUTOMAKE_FLAGS || exit 1
 echo "  autoconf"
 autoconf || exit 1