buildconf.sh

   1 #! /bin/sh
   2
   3 #--------------------------------------------------------------------------
   4 # autoconf 2.52 or newer
   5 #
   6 ac_version="`${AUTOCONF:-autoconf} --version 2> /dev/null | head -1 | sed -e 's/^[^0-9]*//' -e 's/[a-z]* *$//'`"
   7 if test -z "$ac_version"; then
   8   echo "ERROR: autoconf not found."
   9   echo "       You need autoconf version 2.52 or newer installed."
  10   exit 1
  11 fi
  12 IFS=.; set $ac_version; IFS=' '
  13 if test "$1" = "2" -a "$2" -lt "52" || test "$1" -lt "2"; then
  14   echo "ERROR: autoconf version $ac_version found."
  15   echo "       You need autoconf version 2.52 or newer installed."
  16   exit 1
  17 fi
  18
  19 echo "found: autoconf version $ac_version (ok)"
  20
  21 #--------------------------------------------------------------------------
  22 # libtool 1.4 or newer
  23 #
  24
  25 #
  26 # find libtoolize, or glibtoolize on MacOS X
  27 #
  28 libtoolize=`conftools/PrintPath glibtoolize libtoolize`
  29 if [ "x$libtoolize" = "x" ]; then
  30   echo "ERROR: libtoolize not found."
  31   echo "       You need libtool version 1.4 or newer installed"
  32   exit 1
  33 fi
  34
  35 lt_pversion="`$libtoolize --version 2> /dev/null | sed -e 's/^[^0-9]*//'`"
  36
  37 # convert something like 1.4p1 to 1.4.p1
  38 lt_version="`echo $lt_pversion | sed -e 's/\([a-z]*\)$/.\1/'`"
  39
  40 IFS=.; set $lt_version; IFS=' '
  41 if test "$1" = "1" -a "$2" -lt "4"; then
  42   echo "ERROR: libtool version $lt_pversion found."
  43   echo "       You need libtool version 1.4 or newer installed"
  44   exit 1
  45 fi
  46
  47 echo "found: libtool version $lt_pversion (ok)"
  48
  49 #--------------------------------------------------------------------------
  50
  51 # Remove any libtool files so one can switch between libtool 1.3
  52 # and libtool 1.4 by simply rerunning the buildconf script.
  53 (cd conftools/; rm -f ltmain.sh ltconfig)
  54
  55 #
  56 # Create the libtool helper files
  57 #
  58 echo "Copying libtool helper files ..."
  59
  60 #
  61 # Note: we don't use --force (any more) since we have a special
  62 # config.guess/config.sub that we want to ensure is used.
  63 #
  64 # --copy to avoid symlinks; we want originals for the distro
  65 # --automake to make it shut up about "things to do"
  66 #
  67 $libtoolize --copy --automake
  68
  69 ltpath=`dirname $libtoolize`
  70 ltfile=`cd $ltpath/../share/aclocal ; pwd`/libtool.m4
  71 cp $ltfile conftools/libtool.m4
  72
  73 #--------------------------------------------------------------------------
  74
  75 ### for a little while... remove stray aclocal.m4 files from
  76 ### developers' working copies. we no longer use it. (nothing else
  77 ### will remove it, and leaving it creates big problems)
  78 rm -f aclocal.m4
  79
  80 #
  81 # Generate the autoconf header template (expat_config.h.in) and ./configure
  82 #
  83 echo "Creating expat_config.h.in ..."
  84 ${AUTOHEADER:-autoheader}
  85
  86 echo "Creating configure ..."
  87 ### do some work to toss config.cache?
  88 ${AUTOCONF:-autoconf}
  89
  90 # toss this; it gets created by autoconf on some systems
  91 rm -rf autom4te*.cache
  92
  93 # exit with the right value, so any calling script can continue
  94 exit 0