mdw@git.distorted.org.uk Git - runlisp/blob - m4/mdw-libtool-version-info.m4

   1 dnl -*-autoconf-*-
   2
   3 dnl --- *@-mdw_LIBTOOL_VERSION_INFO-@* ---
   4 dnl
   5 dnl Author:     Mark Wooding
   6 dnl
   7 dnl Synopsis:   mdw_LIBTOOL_VERSION
   8 dnl
   9 dnl Arguments:  ---
  10 dnl
  11 dnl Use:        Decodes the PACKAGE_VERSION variable as a libtool
  12 dnl             version-info string.  Strictly speaking, this is very
  13 dnl             naughty.
  14
  15 AC_DEFUN([mdw_LIBTOOL_VERSION_INFO], [
  16   set -- $(echo $PACKAGE_VERSION |
  17   sed 's:[^\([0-9][0-9]*\)\.\([0-9][0-9]*\)\.\([0-9][0-9]*\).*$]:\1 \2 \3:'
  18   )
  19   LIBTOOL_VERSION_INFO="$(expr $[]1 + $[]2):$[]3:$[]2"
  20   AC_SUBST([LIBTOOL_VERSION_INFO])
  21 ])