import Options, Utils
import os, shutil, platform
from os.path import exists, abspath
from subprocess import Popen

# Ensure version is updated with each new release.
VERSION = '0.0.6'
# These constants shouldn't change, probably.
APPNAME = 'nodegit'
srcdir = '.'
blddir = 'build'

def set_options(opt):
  opt.tool_options('gcc')
  opt.tool_options('compiler_cxx')

def configure(conf):
  import preproc
  preproc.go_absolute = True

  conf.check_tool('gcc')
  conf.check_tool('compiler_cxx')
  conf.check_tool('node_addon')

  # Build libgit2, create necessary folders
  os.mkdir('vendor/libgit2/build')
  os.chdir('vendor/libgit2/build')

  Popen('cmake -DBUILD_TESTS=OFF -DTHREADSAFE=ON .. ', shell=True).wait()

  conf.env.append_value('LIBPATH_GIT2', abspath('.'))
  conf.env.append_value('LIB_GIT2', 'git2')

def build(bld):
  try: os.chdir('vendor/libgit2/build')
  except: pass

  Popen('cmake --build .', shell=True).wait()

  os.chdir('../../')

  main = bld.new_task_gen('cxx', 'shlib', 'node_addon')
  main.target = 'nodegit'
  main.source = '''
    src/base.cc
    src/sig.cc
    src/blob.cc
    src/error.cc
    src/object.cc
    src/reference.cc
    src/repo.cc
    src/commit.cc
    src/oid.cc
    src/revwalk.cc
    src/tree.cc
    src/tree_entry.cc
    '''

  main.includes = './vendor/libgit2/include'
  main.rpath = '$ORIGIN/../../vendor/libgit2/build'
  main.uselib = 'GIT2'