build: Add build system

Change-Id: I073a9213d13c50451be5938e4e15c4a41a1166aa
diff --git a/wscript b/wscript
new file mode 100644
index 0000000..35afec9
--- /dev/null
+++ b/wscript
@@ -0,0 +1,183 @@
+# -*- Mode: python; py-indent-offset: 4; indent-tabs-mode: nil; coding: utf-8; -*-
+
+VERSION='0.1.0'
+APPNAME="ndns"
+BUGREPORT = "http://redmine.named-data.net/projects/ndns"
+URL = "http://named-data.net/doc/ndns/"
+GIT_TAG_PREFIX = "ndns-"
+
+from waflib import Logs, Utils, Context
+import os
+
+def options(opt):
+    opt.load(['compiler_cxx', 'gnu_dirs'])
+    opt.load(['boost', 'default-compiler-flags', 'doxygen', 'sphinx_build',
+              'sqlite3', 'pch', 'coverage'], tooldir=['.waf-tools'])
+
+    ropt = opt.add_option_group('NDNS Options')
+
+    ropt.add_option('--with-tests', action='store_true', default=False, dest='with_tests',
+                    help='''build unit tests''')
+
+def configure(conf):
+    conf.load(['compiler_cxx', 'gnu_dirs',
+               'boost', 'default-compiler-flags', 'doxygen', 'sphinx_build',
+               'sqlite3', 'pch', 'coverage'])
+
+    conf.check_cfg(package='liblog4cxx', args=['--cflags', '--libs'],
+                  uselib_store='LOG4CXX', mandatory=True)
+
+    conf.check_cfg(package='libndn-cxx', args=['--cflags', '--libs'],
+                   uselib_store='NDN_CXX', mandatory=True)
+
+    conf.check_sqlite3(mandatory=True)
+
+    if conf.options.with_tests:
+        conf.env['WITH_TESTS'] = True
+
+    USED_BOOST_LIBS = ['system']
+    if conf.env['WITH_TESTS']:
+        USED_BOOST_LIBS += ['unit_test_framework']
+    conf.check_boost(lib=USED_BOOST_LIBS, mandatory=True)
+
+    if not conf.options.with_sqlite_locking:
+        conf.define('DISABLE_SQLITE3_FS_LOCKING', 1)
+
+    conf.write_config_header('src/config.hpp')
+
+def build (bld):
+    version(bld)
+
+    bld(features="subst",
+        name='version',
+        source='src/version.hpp.in',
+        target='src/version.hpp',
+        install_path=None,
+        VERSION_STRING=VERSION_BASE,
+        VERSION_BUILD=VERSION,
+        VERSION=int(VERSION_SPLIT[0]) * 1000000 +
+                int(VERSION_SPLIT[1]) * 1000 +
+                int(VERSION_SPLIT[2]),
+        VERSION_MAJOR=VERSION_SPLIT[0],
+        VERSION_MINOR=VERSION_SPLIT[1],
+        VERSION_PATCH=VERSION_SPLIT[2],
+        )
+
+    bld(
+        features='cxx',
+        name='ndns-objects',
+        source=bld.path.ant_glob(['src/**/*.cpp'],
+                                 excl=['src/main.cpp']),
+        use='version NDN_CXX BOOST',
+        includes='src',
+        export_includes='src',
+    )
+
+    if bld.env['SPHINX_BUILD']:
+        bld(features="sphinx",
+            builder="man",
+            outdir="docs/manpages",
+            config="docs/conf.py",
+            source=bld.path.ant_glob('docs/manpages/**/*.rst'),
+            install_path="${MANDIR}/",
+            VERSION=VERSION)
+
+    bld.recurse('tests')
+
+    bld.recurse('tools')
+    # bld.install_files('${SYSCONFDIR}/ndn', 'ndns.conf.sample')
+
+def docs(bld):
+    from waflib import Options
+    Options.commands = ['doxygen', 'sphinx'] + Options.commands
+
+def doxygen(bld):
+    version(bld)
+
+    if not bld.env.DOXYGEN:
+        Logs.error("ERROR: cannot build documentation (`doxygen' is not found in $PATH)")
+    else:
+        bld(features="subst",
+            name="doxygen-conf",
+            source=["docs/doxygen.conf.in",
+                    "docs/named_data_theme/named_data_footer-with-analytics.html.in"],
+            target=["docs/doxygen.conf",
+                    "docs/named_data_theme/named_data_footer-with-analytics.html"],
+            VERSION=VERSION_BASE,
+            HTML_FOOTER="../build/docs/named_data_theme/named_data_footer-with-analytics.html" \
+                          if os.getenv('GOOGLE_ANALYTICS', None) \
+                          else "../docs/named_data_theme/named_data_footer.html",
+            GOOGLE_ANALYTICS=os.getenv('GOOGLE_ANALYTICS', ""),
+            )
+
+        bld(features="doxygen",
+            doxyfile='docs/doxygen.conf',
+            use="doxygen-conf")
+
+def sphinx(bld):
+    version(bld)
+
+    if not bld.env.SPHINX_BUILD:
+        bld.fatal("ERROR: cannot build documentation (`sphinx-build' is not found in $PATH)")
+    else:
+        bld(features="sphinx",
+            outdir="docs",
+            source=bld.path.ant_glob('docs/**/*.rst'),
+            config="docs/conf.py",
+            VERSION=VERSION_BASE)
+
+def version(ctx):
+    if getattr(Context.g_module, 'VERSION_BASE', None):
+        return
+
+    Context.g_module.VERSION_BASE = Context.g_module.VERSION
+    Context.g_module.VERSION_SPLIT = [v for v in VERSION_BASE.split('.')]
+
+    didGetVersion = False
+    try:
+        cmd = ['git', 'describe', '--always', '--match', '%s*' % GIT_TAG_PREFIX]
+        p = Utils.subprocess.Popen(cmd, stdout=Utils.subprocess.PIPE,
+                                   stderr=None, stdin=None)
+        out = str(p.communicate()[0].strip())
+        didGetVersion = (p.returncode == 0 and out != "")
+        if didGetVersion:
+            if out.startswith(GIT_TAG_PREFIX):
+                Context.g_module.VERSION = out[len(GIT_TAG_PREFIX):]
+            else:
+                Context.g_module.VERSION = "%s-commit-%s" % (Context.g_module.VERSION_BASE, out)
+    except OSError:
+        pass
+
+    versionFile = ctx.path.find_node('VERSION')
+
+    if not didGetVersion and versionFile is not None:
+        try:
+            Context.g_module.VERSION = versionFile.read()
+            return
+        except (OSError, IOError):
+            pass
+
+    # version was obtained from git, update VERSION file if necessary
+    if versionFile is not None:
+        try:
+            version = versionFile.read()
+            if version == Context.g_module.VERSION:
+                return # no need to update
+        except (OSError, IOError):
+            Logs.warn("VERSION file exists, but not readable")
+    else:
+        versionFile = ctx.path.make_node('VERSION')
+
+    if versionFile is None:
+        return
+
+    try:
+        versionFile.write(Context.g_module.VERSION)
+    except (OSError, IOError):
+        Logs.warn("VERSION file is not writeable")
+
+def dist(ctx):
+    version(ctx)
+
+def distcheck(ctx):
+    version(ctx)