1 files changed, 102 insertions, 0 deletions
diff --git a/lib/expat/buildconf.sh b/lib/expat/buildconf.sh
new file mode 100644
index 000000000..2fc5932a3
--- /dev/null
+++ b/lib/expat/buildconf.sh
@@ -0,0 +1,102 @@
+#! /bin/sh
+
+#--------------------------------------------------------------------------
+# autoconf 2.52 or newer
+#
+ac_version="`${AUTOCONF:-autoconf} --version 2> /dev/null | head -1 | sed -e 's/^[^0-9]*//' -e 's/[a-z]* *$//'`"
+if test -z "$ac_version"; then
+  echo "ERROR: autoconf not found."
+  echo "       You need autoconf version 2.52 or newer installed."
+  exit 1
+fi
+IFS=.; set $ac_version; IFS=' '
+if test "$1" = "2" -a "$2" -lt "52" || test "$1" -lt "2"; then
+  echo "ERROR: autoconf version $ac_version found."
+  echo "       You need autoconf version 2.52 or newer installed."
+  exit 1
+fi
+
+echo "found: autoconf version $ac_version (ok)"
+
+#--------------------------------------------------------------------------
+# libtool 1.4 or newer
+#
+
+#
+# find libtoolize, or glibtoolize on MacOS X
+#
+libtoolize=`conftools/PrintPath glibtoolize libtoolize`
+if [ "x$libtoolize" = "x" ]; then
+  echo "ERROR: libtoolize not found."
+  echo "       You need libtool version 1.4 or newer installed"
+  exit 1
+fi
+
+lt_pversion="`$libtoolize --version 2> /dev/null | sed -e 's/^[^0-9]*//'`"
+
+# convert something like 1.4p1 to 1.4.p1
+lt_version="`echo $lt_pversion | sed -e 's/\([a-z]*\)$/.\1/'`"
+
+IFS=.; set $lt_version; IFS=' '
+if test "$1" = "1" -a "$2" -lt "4"; then
+  echo "ERROR: libtool version $lt_pversion found."
+  echo "       You need libtool version 1.4 or newer installed"
+  exit 1
+fi
+
+echo "found: libtool version $lt_pversion (ok)"
+
+#--------------------------------------------------------------------------
+
+# Remove any libtool files so one can switch between libtool 1.3
+# and libtool 1.4 by simply rerunning the buildconf script.
+(cd conftools/; rm -f ltmain.sh ltconfig)
+
+#
+# Create the libtool helper files
+#
+echo "Copying libtool helper files ..."
+
+#
+# Note: we don't use --force (any more) since we have a special
+# config.guess/config.sub that we want to ensure is used.
+#
+# --copy to avoid symlinks; we want originals for the distro
+# --automake to make it shut up about "things to do"
+#
+$libtoolize --copy --automake
+
+#
+# Find the libtool.m4 file. The developer/packager can set the LIBTOOL_M4
+# environment variable to specify its location. If that variable is not
+# set, then we'll assume a "standard" libtool installation and try to
+# derive its location.
+#
+ltpath=`dirname $libtoolize`
+ltfile=${LIBTOOL_M4-`cd $ltpath/../share/aclocal ; pwd`/libtool.m4}
+cp $ltfile conftools/libtool.m4
+
+echo "Using libtool.m4 from ${ltfile}."
+
+#--------------------------------------------------------------------------
+
+### for a little while... remove stray aclocal.m4 files from
+### developers' working copies. we no longer use it. (nothing else
+### will remove it, and leaving it creates big problems)
+rm -f aclocal.m4
+
+#
+# Generate the autoconf header template (expat_config.h.in) and ./configure
+#
+echo "Creating expat_config.h.in ..."
+${AUTOHEADER:-autoheader}
+
+echo "Creating configure ..."
+### do some work to toss config.cache?
+${AUTOCONF:-autoconf}
+
+# toss this; it gets created by autoconf on some systems
+rm -rf autom4te*.cache
+
+# exit with the right value, so any calling script can continue
+exit 0