#!/usr/bin/env python
import os
import sys
import shutil
from waflib.extras import autowaf as autowaf
import waflib.Scripting as Scripting
import waflib.Logs as Logs
import waflib.Options as Options
import waflib.Context as Context
import waflib.Utils as Utils
info = None
try:
# Read version information from lv2extinfo.py (in a release tarball)
import lv2extinfo
info = lv2extinfo
except:
# Read version information from RDF files
try:
import rdflib
doap = rdflib.Namespace('http://usefulinc.com/ns/doap#')
rdf = rdflib.Namespace('http://www.w3.org/1999/02/22-rdf-syntax-ns#')
lv2 = rdflib.Namespace('http://lv2plug.in/ns/lv2core#')
dir = sys.path[0]
m = rdflib.ConjunctiveGraph()
m.parse(os.path.join(dir, 'manifest.ttl'), format='n3')
spec = m.value(None, rdf.type, lv2.Specification)
name = os.path.basename(spec.replace('http://', ''))
m.parse(os.path.join(dir, name + '.ttl'), format='n3')
info = type('lv2extinfo', (object,), {
'NAME' : str(name),
'MINOR' : int(m.value(spec, lv2.minorVersion, None)),
'MICRO' : int(m.value(spec, lv2.microVersion, None)),
'URI' : str(spec),
'PKGNAME' : str('lv2-' + spec.replace('http://', '').replace('/', '-')),
'SHORTDESC' : str(m.value(spec, doap.shortdesc, None))})
except:
e = sys.exc_info()[1]
Logs.error('Error reading version information: ' + str(e))
if not info:
Logs.error("Failed to find version information from lv2extinfo.py or RDF")
sys.exit(1)
# Variables for 'waf dist'
APPNAME = 'lv2-' + info.NAME
VERSION = '%d.%d' % (info.MINOR, info.MICRO)
# Mandatory variables
top = '.'
out = 'build'
def options(opt):
autowaf.set_options(opt)
opt.add_option('--copy-headers', action='store_true', default=False,
dest='copy_headers',
help='Copy headers instead of linking to bundle')
opt.add_option('--experimental', action='store_true', default=False,
dest='experimental',
help='Install unreleased experimental extensions')
def should_build(ctx):
top_level = (len(ctx.stack_path) <= 1)
return top_level or ctx.env['EXPERIMENTAL'] or (
info.MINOR > 0 and info.MICRO % 2 == 0)
def configure(conf):
conf.env['EXPERIMENTAL'] = Options.options.experimental
if not should_build(conf):
return
autowaf.configure(conf)
autowaf.display_header('LV2 %s Configuration' % info.NAME)
conf.env['COPY_HEADERS'] = Options.options.copy_headers
autowaf.display_msg(conf, 'LV2 bundle directory', conf.env['LV2DIR'])
autowaf.display_msg(conf, 'URI', info.URI)
autowaf.display_msg(conf, 'Version', VERSION)
autowaf.display_msg(conf, 'Pkgconfig name', info.PKGNAME)
print('')
def build(bld):
if not should_build(bld):
return
uri = info.URI
include_base = os.path.dirname(uri[uri.find('://') + 3:])
bundle_dir = os.path.join(bld.env['LV2DIR'], info.NAME + '.lv2')
include_dir = os.path.join(bld.env['INCLUDEDIR'], 'lv2', include_base)
# Pkgconfig file
obj = bld(features = 'subst',
source = 'ext.pc.in',
target = info.PKGNAME + '.pc',
install_path = '${LIBDIR}/pkgconfig',
INCLUDEDIR = bld.env['INCLUDEDIR'],
INCLUDE_PATH = uri.replace('http://', 'lv2/'),
NAME = info.NAME,
VERSION = VERSION,
DESCRIPTION = info.SHORTDESC)
# Install bundle
bld.install_files(bundle_dir,
bld.path.ant_glob('?*.*', excl='*.pc.in'))
# Install URI-like includes
if bld.env['COPY_HEADERS']:
bld.install_files(os.path.join(include_dir, info.NAME),
bld.path.ant_glob('*.h'))
else:
bld.symlink_as(os.path.join(include_dir, info.NAME),
os.path.relpath(bundle_dir, include_dir))
class Dist(Scripting.Dist):
fun = 'dist'
cmd = 'dist'
def archive(self):
# Generate lv2extinfo.py in source tree
lv2extinfo_py = open('lv2extinfo.py', 'w')
for i in info.__dict__:
if i.isupper():
lv2extinfo_py.write("%s = %s\n" % (i, repr(info.__dict__[i])))
lv2extinfo_py.close()
# Build distribution
Scripting.Dist.archive(self)
# Delete lv2extinfo.py from source tree
try:
os.remove('lv2extinfo.py')
os.remove('lv2extinfo.pyc')
except:
pass
class DistCheck(Dist, Scripting.DistCheck):
fun = 'distcheck'
cmd = 'distcheck'
def archive(self):
Dist.archive(self)
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