src/libs/ec/cpp/gen_ECVersion

   1 #!/bin/sh
   2
   3 # This file is part of the aMule project.
   4 #
   5 # Copyright (c) 2003-2008 aMule Team ( admin@amule.org / http://www.amule.org )
   6 #
   7 # This program is free software; you can redistribute it and/or
   8 # modify it under the terms of the GNU General Public License
   9 # as published by the Free Software Foundation; either
  10 # version 2 of the License, or (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program; if not, write to the Free Software
  19 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301, USA
  20 #
  21
  22 #
  23 # This program generates a unique identifier for EC version checking
  24 #
  25 # Invocation: gen_ECVersion <top_srcdir>
  26 #
  27 # Used by the makefile to generate src/ECVersion.h
  28
  29 top_srcdir=$1
  30
  31 echo -n "Generating ECVersion.h... "
  32
  33 final_hash="`cat $top_srcdir/src/libs/ec/cpp/ECCodes.h | ./mkFileSum`"
  34
  35 cat > ECVersion.h.new <<EOT
  36 /* Automatically generated file. Do not edit! */
  37
  38 #ifndef ECVERSION_H
  39 #define ECVERSION_H
  40
  41 #ifdef HAVE_CONFIG_H
  42 #include "config.h"
  43 #endif
  44
  45 #ifdef SVNDATE
  46 #define EC_VERSION_ID "$final_hash"
  47 #endif
  48
  49 #endif /* ECVERSION_H */
  50 EOT
  51
  52 if test -f ECVersion.h; then
  53         if diff ECVersion.h ECVersion.h.new >/dev/null 2>&1; then
  54                 rm -f ECVersion.h.new
  55                 echo "unchanged."
  56         else
  57                 mv ECVersion.h.new ECVersion.h
  58                 echo "updated."
  59         fi
  60 else
  61         mv ECVersion.h.new ECVersion.h
  62         echo "created."
  63 fi