m4/sdb_plugin.m4

   1 dnl Autoconf helper functions for the SysDB plugin handling.
   2 dnl
   3 dnl Copyright (C) 2005-2012 Florian 'octo' Forster <octo@verplant.org>
   4 dnl Copyright (C) 2009-2012 Sebastian 'tokkee' Harl <sh@tokkee.org>
   5 dnl
   6 dnl This program is free software; you can redistribute it and/or modify it
   7 dnl under the terms of the GNU General Public License as published by the
   8 dnl Free Software Foundation; only version 2 of the License is applicable.
   9 dnl
  10 dnl This program is distributed in the hope that it will be useful, but
  11 dnl WITHOUT ANY WARRANTY; without even the implied warranty of
  12 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13 dnl General Public License for more details.
  14 dnl
  15 dnl You should have received a copy of the GNU General Public License along
  16 dnl with this program; if not, write to the Free Software Foundation, Inc.,
  17 dnl 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  18
  19 AC_DEFUN([AC_SDB_PLUGIN_INIT],
  20         [
  21                 dependency_error="no"
  22                 dependency_warning="no"
  23                 AC_ARG_ENABLE([all-plugins],
  24                                 AS_HELP_STRING([--enable-all-plugins],
  25                                                 [enable all plugins (auto by default)]),
  26                                 [
  27                                  if test "x$enableval" = "xyes"; then
  28                                          enable_all_plugins="yes"
  29                                  else if test "x$enableval" = "xauto"; then
  30                                          enable_all_plugins="auto"
  31                                  else
  32                                          enable_all_plugins="no"
  33                                  fi; fi
  34                                 ],
  35                                 [enable_all_plugins="auto"]
  36                 )
  37         ]
  38 )
  39
  40 dnl AC_SDB_PLUGIN(name, default, info)
  41 dnl
  42 dnl Based on AC_PLUGIN of the collectd package.
  43 AC_DEFUN([AC_SDB_PLUGIN],
  44         [
  45                 enable_plugin="no"
  46                 force="no"
  47                 AC_ARG_ENABLE([$1], AS_HELP_STRING([--enable-$1], [$3]),
  48                         [
  49                          if test  "x$enableval" = "xyes"; then
  50                                 enable_plugin="yes"
  51                          else if test "x$enableval" = "xforce"; then
  52                                 enable_plugin="yes"
  53                                 force="yes"
  54                          else
  55                                 enable_plugin="no (disabled on command line)"
  56                          fi; fi
  57                         ],
  58                         [
  59                          if test "x$enable_all_plugins" = "xauto"; then
  60                                 if test "x$2" = "xyes"; then
  61                                         enable_plugin="yes"
  62                                 else
  63                                         enable_plugin="$2"
  64                                 fi
  65                          else
  66                                 enable_plugin="$enable_all_plugins"
  67                          fi
  68                         ]
  69                 )
  70                 if test "x$enable_plugin" = "xyes"; then
  71                         if test "x$2" = "xyes" || test "x$force" = "xyes"; then
  72                                 AC_DEFINE([HAVE_PLUGIN_]m4_translit(m4_toupper([$1]),[-],[_]), 1, [Define to 1 if the $1 plugin is enabled.])
  73                                 if test "x$2" != "xyes"; then
  74                                         dependency_warning="yes"
  75                                 fi
  76                         else # User passed "yes" but dependency checking yielded "no" => Dependency problem.
  77                                 dependency_error="yes"
  78                                 enable_plugin="no (dependency error)"
  79                         fi
  80                 fi
  81                 AM_CONDITIONAL([BUILD_PLUGIN_]m4_translit(m4_toupper([$1]),[-][_]), test "x$enable_plugin" = "xyes")
  82                 m4_translit(enable_$1,[-],[_])="$enable_plugin"
  83         ]
  84 )
  85