PSync: initial commit

refs: #4641

Change-Id: Iabed3ad7632544d97559e6798547b7972b416784
diff --git a/wscript b/wscript
new file mode 100644
index 0000000..a815deb
--- /dev/null
+++ b/wscript
@@ -0,0 +1,171 @@
+# -*- Mode: python; py-indent-offset: 4; indent-tabs-mode: nil; coding: utf-8; -*-
+
+from waflib import Logs, Utils, Context
+import os, subprocess
+
+VERSION = '0.1.0'
+APPNAME = 'PSync'
+GIT_TAG_PREFIX = ''
+
+def options(opt):
+    opt.load(['compiler_c', 'compiler_cxx', 'gnu_dirs'])
+    opt.load(['default-compiler-flags', 'boost', 'doxygen', 'sphinx_build',
+              'sanitizers', 'coverage', 'pch'],
+             tooldir=['.waf-tools'])
+
+    opt.add_option('--with-tests', action='store_true', default=False, dest='with_tests',
+                   help='''build unit tests''')
+
+def configure(conf):
+    conf.load(['compiler_c', 'compiler_cxx', 'gnu_dirs', 'default-compiler-flags',
+               'boost', 'pch', 'doxygen', 'sphinx_build'])
+
+    if 'PKG_CONFIG_PATH' not in os.environ:
+        os.environ['PKG_CONFIG_PATH'] = Utils.subst_vars('${LIBDIR}/pkgconfig', conf.env)
+
+    conf.check_cfg(package='libndn-cxx', args=['--cflags', '--libs'],
+                   uselib_store='NDN_CXX', mandatory=True)
+
+    boost_libs = 'system thread log log_setup'
+    if conf.options.with_tests:
+        conf.env['WITH_TESTS'] = 1
+        conf.define('WITH_TESTS', 1);
+        boost_libs += ' unit_test_framework'
+
+    conf.check_boost(lib=boost_libs, mt=True)
+
+    conf.check_compiler_flags()
+
+    conf.load('coverage')
+
+    conf.load('sanitizers')
+
+    # If there happens to be a static library, waf will put the corresponding -L flags
+    # before dynamic library flags.  This can result in compilation failure when the
+    # system has a different version of the PSync library installed.
+    conf.env['STLIBPATH'] = ['.'] + conf.env['STLIBPATH']
+
+    conf.write_config_header('psync-config.hpp')
+
+def build(bld):
+    bld.shlib(
+        target='PSync',
+        source =  bld.path.ant_glob(['src/**/*.cpp']),
+        use = 'BOOST NDN_CXX',
+        includes = ['src', '.'],
+        export_includes=['src', '.'],
+        )
+
+    bld.install_files(
+        dest = "%s/PSync" % bld.env['INCLUDEDIR'],
+        files = bld.path.ant_glob(['src/**/*.hpp', 'src/**/*.h']),
+        cwd = bld.path.find_dir("src"),
+        relative_trick = True,
+        )
+
+    bld.install_files('%s/PSync' % bld.env['INCLUDEDIR'],
+                      bld.path.find_resource('psync-config.hpp'))
+
+    pc = bld(
+        features = "subst",
+        source='PSync.pc.in',
+        target='PSync.pc',
+        install_path = '${LIBDIR}/pkgconfig',
+        PREFIX       = bld.env['PREFIX'],
+        INCLUDEDIR   = "%s/PSync" % bld.env['INCLUDEDIR'],
+        VERSION      = VERSION,
+        )
+
+    if bld.env['WITH_TESTS']:
+        bld.recurse('tests')
+
+def docs(bld):
+    from waflib import Options
+    Options.commands = ['doxygen', 'sphinx'] + Options.commands
+
+def doxygen(bld):
+    version(bld)
+
+    if not bld.env.DOXYGEN:
+        bld.fatal('Cannot build documentation ("doxygen" not found in PATH)')
+
+    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,
+        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('Cannot build documentation ("sphinx-build" not found in PATH)')
+
+    bld(features='sphinx',
+        config='docs/conf.py',
+        outdir='docs',
+        source=bld.path.ant_glob('docs/**/*.rst'),
+        VERSION=VERSION)
+
+def version(ctx):
+    # don't execute more than once
+    if getattr(Context.g_module, 'VERSION_BASE', None):
+        return
+
+    Context.g_module.VERSION_BASE = Context.g_module.VERSION
+    Context.g_module.VERSION_SPLIT = VERSION_BASE.split('.')
+
+    # first, try to get a version string from git
+    gotVersionFromGit = False
+    try:
+        cmd = ['git', 'describe', '--always', '--match', '%s*' % GIT_TAG_PREFIX]
+        out = subprocess.check_output(cmd, universal_newlines=True).strip()
+        if out:
+            gotVersionFromGit = True
+            if out.startswith(GIT_TAG_PREFIX):
+                Context.g_module.VERSION = out.lstrip(GIT_TAG_PREFIX)
+            else:
+                # no tags matched
+                Context.g_module.VERSION = '%s-commit-%s' % (VERSION_BASE, out)
+    except (OSError, subprocess.CalledProcessError):
+        pass
+
+    versionFile = ctx.path.find_node('VERSION')
+    if not gotVersionFromGit and versionFile is not None:
+        try:
+            Context.g_module.VERSION = versionFile.read()
+            return
+        except EnvironmentError:
+            pass
+
+    # version was obtained from git, update VERSION file if necessary
+    if versionFile is not None:
+        try:
+            if versionFile.read() == Context.g_module.VERSION:
+                # already up-to-date
+                return
+        except EnvironmentError as e:
+            Logs.warn('%s exists but is not readable (%s)' % (versionFile, e.strerror))
+    else:
+        versionFile = ctx.path.make_node('VERSION')
+
+    try:
+        versionFile.write(Context.g_module.VERSION)
+    except EnvironmentError as e:
+        Logs.warn('%s is not writable (%s)' % (versionFile, e.strerror))
+
+def dist(ctx):
+    version(ctx)
+
+def distcheck(ctx):
+    version(ctx)