Rantfile

#
# Author: Nick Karanatsios <nickkaranatsios@gmail.com>
#
# Copyright (C) 2008-2011 NEC Corporation
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License, version 2, as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#


import "c/dependencies"


################################################################################
# Main tasks
################################################################################

desc "Build trema apps."
task :default => [
  :topology_client,
  :path_resolver_client,
  :authenticator,
  :redirector
]


if ENV.has_key? 'TREMA_HOME'
  trema_home = ENV[ 'TREMA_HOME' ]
else
  trema_home = sys.expand_path( "../trema" )
end
trema_apps = sys.expand_path( "." )
trema_include = "#{ trema_home }/src/lib"
openflow_include = "#{ trema_home }/objects/openflow"


def dependency name
  file = ".#{ name }.dependency"
  var[ :clean ] << file
  ".#{ name }.dependency"
end


import "clean"


desc "Cleanup generated files."
gen Clean
var[ :clean ].include %w( **/*.{o,so,log} )


desc "Cleanup everything."
task :distclean => :clean


desc "Generate build.rb."
task :buildrb do
  sys "rant-import --force --imports c/dependencies,clean,build.rb"
  sys "chmod +x build.rb"
end


var :CFLAGS => "-I. -I/usr/lib/ruby/1.8/i686-linux -D_FILE_OFFSET_BITS=64  -fPIC -g -std=gnu99 -D_GNU_SOURCE -fno-strict-aliasing -Wall -Wextra -Wformat=2 -Wcast-qual -Wcast-align -Wwrite-strings -Wconversion -Wfloat-equal -Wpointer-arith" 
var :LDFLAGS => "-L. -L/usr/lib -Wl,-Bsymbolic -lruby1.8 -lpthread -lrt -lm -lc"


src = FileList[ "#{ trema_apps }/topology/libtopology*.c",
  "#{ trema_apps }/topology/topology_service_*.c",
  "#{ trema_apps }/topology/topology-client*.c" ]
topology_obj = src.ext( "o" )
gen Rule, '.o' => '.c' do | t |
  sys "gcc -I#{ trema_apps }/topology -I#{ trema_apps }/routing_switch -I#{ trema_include } -I#{ openflow_include } #{ var :CFLAGS } -c -o #{ t.name } #{ t.source }"
end
desc "Build topology client"
task :topology_client => [ "topology/topology_client.so" ]
file "topology/topology_client.so" => topology_obj do | t |
  sys "gcc -shared -o #{ t.name } #{ topology_obj } #{ var :LDFLAGS }"
end


src = FileList[ "#{ trema_apps }/routing_switch/libpathresolver*.c",
  "#{ trema_apps }/path_resolver_client/*.c" ]
path_resolver_obj = src.ext( "o" )
gen Rule, '.o' => '.c' do | t |
  sys "gcc -I#{ trema_apps }/topology -I#{ trema_include } -I#{ openflow_include } #{ var :CFLAGS } -c -o #{ t.name } #{ t.source }"
end
desc "Build path resolver client"
task :path_resolver_client => [ "path_resolver_client/path_resolver_client.so" ]
file "path_resolver_client/path_resolver_client.so" => path_resolver_obj do | t |
  sys "gcc -shared -o #{ t.name } #{ path_resolver_obj } #{ var :LDFLAGS }"
end


src = FileList[ "#{ trema_apps }/redirectable_routing_switch/*authenticator*.c" ]
authenticator_obj = src.ext( "o" )
gen Rule, '.o' => '.c' do | t |
  sys "gcc -I#{ trema_include } -I#{ openflow_include } #{ var :CFLAGS } -c -o #{ t.name } #{ t.source }"
end
desc "Build authenticator"
task :authenticator => [ "redirectable_routing_switch/authenticator.so" ]
file "redirectable_routing_switch/authenticator.so" => authenticator_obj do | t |
  sys "gcc -shared -o #{ t.name } #{ authenticator_obj } #{ var :LDFLAGS }"
end


src = FileList[ "#{ trema_apps }/redirectable_routing_switch/*redirector*.c" ]
redirector_obj = src.ext( "o" )
gen Rule, '.o' => '.c' do | t |
  sys "gcc -I#{ trema_include } -I#{ openflow_include } #{ var :CFLAGS } -c -o #{ t.name } #{ t.source }"
end
desc "Build redirector"
task :redirector => [ "redirectable_routing_switch/redirector.so" ]
file "redirectable_routing_switch/redirector.so" => redirector_obj do | t |
  sys "gcc -shared -o #{ t.name } #{ redirector_obj } #{ var :LDFLAGS }"
end


### Local variables:
### mode: Ruby
### coding: utf-8-unix
### indent-tabs-mode: nil
### End: