contrib/ntp/scripts/genver

   1 #! /bin/sh
   2
   3 # possible usage: $0 [-f] [version.m4] [version.def]
   4 #
   5 # -f would be 'force the update'
   6
   7 force=0
   8 outputs=
   9 for i in $*
  10 do
  11     case "$i" in
  12      -f) force=1 ;;
  13      version.m4)
  14         outputs="version.m4 $outputs"
  15         ;;
  16      *version.def)
  17         outputs="include/version.def $outputs"
  18         ;;
  19      *) echo "Unrecognized option: $i"
  20         exit 1
  21         ;;
  22     esac
  23 done
  24
  25 case "$outputs" in
  26  '') outputs="version.m4 include/version.def" ;;
  27 esac
  28
  29 set -e
  30
  31 . ./packageinfo.sh
  32
  33 dversion=`scripts/VersionName`
  34
  35 set +e
  36
  37 case "$outputs" in
  38  *version.m4*)
  39     echo "m4_define([VERSION_NUMBER],[${dversion}])" > /tmp/version.m4+
  40     cmp -s /tmp/version.m4+ version.m4
  41     rc=$?
  42     case "$force$rc" in
  43      00)
  44         rm -f /tmp/version.m4+
  45         ;;
  46      *)
  47         mv /tmp/version.m4+ version.m4
  48         ;;
  49     esac
  50     ;;
  51 esac
  52
  53 case "$outputs" in
  54  *version.def*)
  55     echo "version = '${dversion}';" > /tmp/version.def+
  56     cmp -s /tmp/version.def+ include/version.def
  57     rc=$?
  58     case "$force$rc" in
  59      00)
  60         rm -f /tmp/version.def+
  61         ;;
  62      *)
  63         mv /tmp/version.def+ include/version.def
  64         ;;
  65     esac
  66     ;;
  67 esac