source: ThirdParty/Glpk/trunk/captureConfigFiles

#!/bin/sh

# Use this script to capture the changed configuration files after patching
# glpk's configure.ac, src/Makefile.am, and examples/Makefile.am and running
# run_autotools.
# This assumes that the right run_autotools is found in your PATH!

# Note that glpk's config.h.in is hand-crafted. We don't want the new,
# autogenerated version.

set -e

wgetcmd=wget
glpk_ver=4.65

if [[ ! -r glpk_config.patch ]] ; then
  echo "Cannot find configuration patch file glpk_config.patch. Aborting"
  exit 1
fi

newConfigFiles=(configure.ac src/Makefile.am examples/Makefile.am)
newConfigFiles+=(compile ar-lib config.guess depcomp install-sh missing)
newConfigFiles+=(ltmain.sh)
newConfigFiles+=(configure Makefile.in src/Makefile.in examples/Makefile.in)

# Pull down a fresh copy of glpk

echo "Downloading the source code from ftp.gnu.org ..."
$wgetcmd http://ftp.gnu.org/gnu/glpk/glpk-${glpk_ver}.tar.gz

echo "Uncompressing the tarball..."
gunzip -f glpk-${glpk_ver}.tar.gz

if test -d glpk ; then
  echo "Moving current glpk to glpk.OLD."
  if test -d glpk.OLD ; then
    rm -rf glpk.OLD
  fi
  mv glpk glpk.OLD
fi

echo "Unpacking the source code..."
tar xf glpk-${glpk_ver}.tar

echo "Deleting the tar file..."
rm glpk-${glpk_ver}.tar

mv glpk-${glpk_ver} glpk

echo "Hiding glpk's m4 directory to avoid obsolete libtool macros."
mv glpk/m4 glpk/m4.hidden

echo "Patching configuration source files ..."
patch -p0 < glpk_config.patch

echo "Running autotools on patched source ..."
run_autotools -f glpk

echo "Capturing modified configuration files in glpk_config_files/..."
for f in "${newConfigFiles[@]}" ; do
  mkdir -p `dirname glpk_config_files/$f`
  cp -f glpk/$f glpk_config_files/$f
done