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#!/usr/bin/env python
import glob
import os
import re
import shutil
import subprocess
import sys
from waflib.extras import autowaf as autowaf
import waflib.Context as Context
import waflib.Logs as Logs
import waflib.Options as Options
import waflib.Scripting as Scripting
import waflib.Utils as Utils
# Variables for 'waf dist'
APPNAME = 'lv2'
VERSION = '1.15.1'
# Mandatory variables
top = '.'
out = 'build'
def options(opt):
opt.load('compiler_c')
opt.load('lv2')
autowaf.set_options(opt, False, True)
opt.add_option('--test', action='store_true', dest='build_tests',
help='Build unit tests')
opt.add_option('--no-coverage', action='store_true', dest='no_coverage',
help='Do not use gcov for code coverage')
opt.add_option('--online-docs', action='store_true', dest='online_docs',
help='Build documentation for web hosting')
opt.add_option('--no-plugins', action='store_true', dest='no_plugins',
help='Do not build example plugins')
opt.add_option('--copy-headers', action='store_true', dest='copy_headers',
help='Copy headers instead of linking to bundle')
opt.recurse('lv2/lv2plug.in/ns/lv2core')
def configure(conf):
try:
conf.load('compiler_c')
except:
Options.options.build_tests = False
Options.options.no_plugins = True
conf.load('lv2')
autowaf.configure(conf)
autowaf.set_c99_mode(conf)
if Options.options.online_docs:
Options.options.docs = True
if Options.options.ultra_strict:
conf.env.append_value('CFLAGS', ['-Wconversion'])
if Options.platform == 'win32' or not hasattr(os.path, 'relpath'):
Logs.warn('System does not support linking headers, copying')
Options.options.copy_headers = True
conf.env.BUILD_TESTS = Options.options.build_tests
conf.env.BUILD_PLUGINS = not Options.options.no_plugins
conf.env.COPY_HEADERS = Options.options.copy_headers
conf.env.ONLINE_DOCS = Options.options.online_docs
if conf.env.DOCS or conf.env.ONLINE_DOCS:
try:
conf.find_program('asciidoc')
conf.env.BUILD_BOOK = True
except:
Logs.warn('Asciidoc not found, book will not be built')
# Check for gcov library (for test coverage)
if (conf.env.BUILD_TESTS
and not Options.options.no_coverage
and not conf.is_defined('HAVE_GCOV')):
conf.check_cc(lib='gcov', define_name='HAVE_GCOV', mandatory=False)
autowaf.set_recursive()
conf.recurse('lv2/lv2plug.in/ns/lv2core')
conf.env.LV2_BUILD = ['lv2/lv2plug.in/ns/lv2core']
if conf.env.BUILD_PLUGINS:
for i in conf.path.ant_glob('plugins/*', src=False, dir=True):
try:
conf.recurse(i.srcpath())
conf.env.LV2_BUILD += [i.srcpath()]
except:
Logs.warn('Configuration failed, %s will not be built\n' % i)
autowaf.configure(conf)
autowaf.display_header('LV2 Configuration')
autowaf.display_msg(conf, 'Bundle directory', conf.env.LV2DIR)
autowaf.display_msg(conf, 'Copy (not link) headers', conf.env.COPY_HEADERS)
autowaf.display_msg(conf, 'Version', VERSION)
def chop_lv2_prefix(s):
if s.startswith('lv2/lv2plug.in/'):
return s[len('lv2/lv2plug.in/'):]
return s
def subst_file(template, output, dict):
i = open(template, 'r')
o = open(output, 'w')
for line in i:
for key in dict:
line = line.replace(key, dict[key])
o.write(line)
i.close()
o.close()
def specdirs(path):
return ([path.find_node('lv2/lv2plug.in/ns/lv2core')] +
path.ant_glob('plugins/*', dir=True) +
path.ant_glob('lv2/lv2plug.in/ns/ext/*', dir=True) +
path.ant_glob('lv2/lv2plug.in/ns/extensions/*', dir=True))
def ttl_files(path, specdir):
def abspath(node):
return node.abspath()
return map(abspath,
path.ant_glob(specdir.path_from(path) + '/*.ttl'))
def load_ttl(files):
import rdflib
model = rdflib.ConjunctiveGraph()
for f in files:
model.parse(f, format='n3')
return model
# Task to build extension index
def build_index(task):
sys.path.append('./lv2specgen')
import rdflib
import lv2specgen
doap = rdflib.Namespace('http://usefulinc.com/ns/doap#')
lv2 = rdflib.Namespace('http://lv2plug.in/ns/lv2core#')
rdf = rdflib.Namespace('http://www.w3.org/1999/02/22-rdf-syntax-ns#')
model = load_ttl(['lv2/lv2plug.in/ns/lv2core/meta.ttl'])
# Get date for this version, and list of all LV2 distributions
proj = rdflib.URIRef('http://lv2plug.in/ns/lv2')
date = None
dists = []
for r in model.triples([proj, doap.release, None]):
revision = model.value(r[2], doap.revision, None)
created = model.value(r[2], doap.created, None)
if str(revision) == VERSION:
date = created
dist = model.value(r[2], doap['file-release'], None)
if dist and created:
dists += [(created, dist)]
else:
print('warning: %s has no file release\n' % proj)
# Get history for this LV2 release
entries = lv2specgen.specHistoryEntries(model, proj, {})
# Add entries for every spec that has the same distribution
ctx = task.generator.bld
subdirs = specdirs(ctx.path)
for specdir in subdirs:
m = load_ttl(ttl_files(ctx.path, specdir))
name = os.path.basename(specdir.abspath())
spec = m.value(None, rdf.type, lv2.Specification)
if spec:
for dist in dists:
release = m.value(None, doap['file-release'], dist[1])
if release:
entries[dist] += lv2specgen.releaseChangeset(m, release, str(name))
# Generate history for all post-unification LV2 distributions
history = lv2specgen.specHistoryMarkup(entries)
rows = []
for f in task.inputs:
if not f.abspath().endswith('index.html.in'):
rowfile = open(f.abspath(), 'r')
rows += rowfile.readlines()
rowfile.close()
if date is None:
import datetime
date = datetime.datetime.now().isoformat()
subst_file(task.inputs[0].abspath(), task.outputs[0].abspath(),
{ '@ROWS@': ''.join(rows),
'@LV2_VERSION@': VERSION,
'@DATE@' : date,
'@HISTORY@' : history})
# Task for making a link in the build directory to a source file
def link(task):
if not task.env.COPY_HEADERS and hasattr(os, 'symlink'):
func = os.symlink
else:
func = shutil.copy # Symlinks unavailable, make a copy
try:
os.remove(task.outputs[0].abspath()) # Remove old target
except:
pass # No old target, whatever
func(task.inputs[0].abspath(), task.outputs[0].abspath())
def build_ext(bld, path):
name = os.path.basename(path)
bundle_dir = os.path.join(bld.env.LV2DIR, name + '.lv2')
include_dir = os.path.join(bld.env.INCLUDEDIR, path)
# Copy headers to URI-style include paths in build directory
for i in bld.path.ant_glob(path + '/*.h'):
bld(rule = link,
source = i,
target = bld.path.get_bld().make_node('%s/%s' % (path, i)))
# Build test program if applicable
if bld.env.BUILD_TESTS and bld.path.find_node(path + '/%s-test.c' % name):
test_lib = []
test_cflags = ['']
test_linkflags = ['']
if bld.is_defined('HAVE_GCOV'):
test_lib += ['gcov', 'rt']
test_cflags += ['--coverage']
test_linkflags += ['--coverage']
# Unit test program
bld(features = 'c cprogram',
source = path + '/%s-test.c' % name,
lib = test_lib,
target = path + '/%s-test' % name,
install_path = None,
cflags = test_cflags,
linkflags = test_linkflags)
# Install bundle
bld.install_files(bundle_dir,
bld.path.ant_glob(path + '/?*.*', excl='*.in'))
# Install URI-like includes
headers = bld.path.ant_glob(path + '/*.h')
if headers:
if bld.env.COPY_HEADERS:
bld.install_files(include_dir, headers)
else:
bld.symlink_as(include_dir,
os.path.relpath(bundle_dir,
os.path.dirname(include_dir)))
def build(bld):
exts = (bld.path.ant_glob('lv2/lv2plug.in/ns/ext/*', dir=True) +
bld.path.ant_glob('lv2/lv2plug.in/ns/extensions/*', dir=True))
# Copy lv2.h to URI-style include path in build directory
lv2_h_path = 'lv2/lv2plug.in/ns/lv2core/lv2.h'
bld(rule = link,
source = bld.path.find_node(lv2_h_path),
target = bld.path.get_bld().make_node(lv2_h_path))
# LV2 pkgconfig file
bld(features = 'subst',
source = 'lv2.pc.in',
target = 'lv2.pc',
install_path = '${LIBDIR}/pkgconfig',
PREFIX = bld.env.PREFIX,
INCLUDEDIR = bld.env.INCLUDEDIR,
VERSION = VERSION)
# Validator
bld(features = 'subst',
source = 'util/lv2_validate.in',
target = 'lv2_validate',
chmod = Utils.O755,
install_path = '${BINDIR}',
LV2DIR = bld.env.LV2DIR)
# Build extensions
for i in exts:
build_ext(bld, i.srcpath())
# Build plugins
for i in bld.env.LV2_BUILD:
bld.recurse(i)
# Install lv2specgen
bld.install_files('${DATADIR}/lv2specgen/',
['lv2specgen/style.css',
'lv2specgen/template.html'])
bld.install_files('${DATADIR}/lv2specgen/DTD/',
bld.path.ant_glob('lv2specgen/DTD/*'))
bld.install_files('${BINDIR}', 'lv2specgen/lv2specgen.py', chmod=Utils.O755)
# Install schema bundle
bld.install_files('${LV2DIR}/schemas.lv2/',
bld.path.ant_glob('schemas.lv2/*.ttl'))
if bld.env.DOCS or bld.env.ONLINE_DOCS:
# Prepare spec output directories
specs = exts + [bld.path.find_node('lv2/lv2plug.in/ns/lv2core')]
for i in specs:
# Copy spec files to build dir
for f in bld.path.ant_glob(i.srcpath() + '/*.*'):
bld(features = 'subst',
is_copy = True,
name = 'copy',
source = f,
target = chop_lv2_prefix(f.srcpath()))
base = i.srcpath()[len('lv2/lv2plug.in'):]
name = os.path.basename(i.srcpath())
# Generate .htaccess file
if bld.env.ONLINE_DOCS:
bld(features = 'subst',
source = 'doc/htaccess.in',
target = os.path.join(base, '.htaccess'),
install_path = None,
NAME = name,
BASE = base)
# Copy stylesheets to build directory
for i in ['style.css', 'pygments.css']:
bld(features = 'subst',
is_copy = True,
name = 'copy',
source = 'doc/%s' % i,
target = 'aux/%s' % i)
bld(features = 'subst',
is_copy = True,
name = 'copy',
source = 'doc/doxy-style.css',
target = 'doc/html/doxy-style.css')
# Build Doxygen documentation (and tags file)
autowaf.build_dox(bld, 'LV2', VERSION, top, out, 'lv2plug.in/doc', False)
bld.add_group()
index_files = []
for i in specs:
# Call lv2specgen to generate spec docs
name = os.path.basename(i.srcpath())
index_file = os.path.join('index_rows', name)
index_files += [index_file]
root_path = os.path.relpath('lv2/lv2plug.in/ns', name)
html_path = '%s/%s.html' % (chop_lv2_prefix(i.srcpath()), name)
out_bundle = os.path.dirname(html_path)
bld(rule = '../lv2specgen/lv2specgen.py --root=' + root_path +
' --list-email=devel@lists.lv2plug.in'
' --list-page=http://lists.lv2plug.in/listinfo.cgi/devel-lv2plug.in'
' --style-uri=' + os.path.relpath('aux/style.css', out_bundle) +
' --docdir=' + os.path.relpath('doc/html', os.path.dirname(html_path)) +
' --tags=doc/tags' +
' --index=' + index_file +
' ${SRC} ${TGT}',
source = os.path.join(i.srcpath(), name + '.ttl'),
target = [html_path, index_file])
# Install documentation
if not bld.env.ONLINE_DOCS:
base = chop_lv2_prefix(i.srcpath())
bld.install_files('${DOCDIR}/' + i.srcpath(),
bld.path.get_bld().ant_glob(base + '/*.html'))
index_files.sort()
bld.add_group()
# Build extension index
bld(rule = build_index,
name = 'index',
source = ['lv2/lv2plug.in/ns/index.html.in'] + index_files,
target = 'ns/index.html')
# Install main documentation files
if not bld.env.ONLINE_DOCS:
bld.install_files('${DOCDIR}/lv2/lv2plug.in/aux/', 'aux/style.css')
bld.install_files('${DOCDIR}/lv2/lv2plug.in/ns/', 'ns/index.html')
if bld.env.BUILD_TESTS:
# Generate a compile test .c file that includes all headers
def gen_build_test(task):
out = open(task.outputs[0].abspath(), 'w')
for i in task.inputs:
out.write('#include "%s"\n' % i.bldpath())
out.write('int main(void) { return 0; }\n')
out.close()
bld(rule = gen_build_test,
source = bld.path.ant_glob('lv2/**/*.h'),
target = 'build-test.c',
install_path = None)
bld(features = 'c cprogram',
source = bld.path.get_bld().make_node('build-test.c'),
target = 'build-test',
install_path = None)
if bld.env.BUILD_BOOK:
# Build "Programming LV2 Plugins" book from plugin examples
bld.recurse('plugins')
def lint(ctx):
for i in ctx.path.ant_glob('lv2/**/*.h'):
subprocess.call('cpplint.py --filter=+whitespace/comments,-whitespace/tab,-whitespace/braces,-whitespace/labels,-build/header_guard,-readability/casting,-build/include,-runtime/sizeof ' + i.abspath(), shell=True)
def test(ctx):
"runs unit tests"
autowaf.pre_test(ctx, APPNAME, dirs=['.'])
for i in ctx.path.ant_glob('**/*-test'):
name = os.path.basename(i.abspath())
os.environ['PATH'] = '.' + os.pathsep + os.getenv('PATH')
autowaf.run_test(
ctx, APPNAME, i.path_from(ctx.path.find_node('build')), dirs=['.'], name=i)
autowaf.post_test(ctx, APPNAME, dirs=['.'])
class Dist(Scripting.Dist):
def execute(self):
'Execute but do not call archive() since dist() has already done so.'
self.recurse([os.path.dirname(Context.g_module.root_path)])
def get_tar_path(self, node):
'Resolve symbolic links to avoid broken links in tarball.'
return os.path.realpath(node.abspath())
class DistCheck(Dist, Scripting.DistCheck):
def execute(self):
Dist.execute(self)
self.check()
def archive(self):
Dist.archive(self)
def posts(ctx):
"generates news posts in Pelican Markdown format"
subdirs = specdirs(ctx.path)
dev_dist = 'http://lv2plug.in/spec/lv2-%s.tar.bz2' % VERSION
try:
os.mkdir(os.path.join(out, 'posts'))
except:
pass
# Get all entries (as in dist())
top_entries = {}
for specdir in subdirs:
entries = autowaf.get_rdf_news(os.path.basename(specdir.abspath()),
ttl_files(ctx.path, specdir),
top_entries,
dev_dist = dev_dist)
entries = autowaf.get_rdf_news('lv2',
['lv2/lv2plug.in/ns/lv2core/meta.ttl'],
None,
top_entries,
dev_dist = dev_dist)
autowaf.write_posts(entries,
{ 'Author': 'drobilla' },
os.path.join(out, 'posts'))
def dist(ctx):
subdirs = specdirs(ctx.path)
dev_dist = 'http://lv2plug.in/spec/lv2-%s.tar.bz2' % VERSION
# Write NEWS files in source directory
top_entries = {}
for specdir in subdirs:
entries = autowaf.get_rdf_news(os.path.basename(specdir.abspath()),
ttl_files(ctx.path, specdir),
top_entries,
dev_dist = dev_dist)
autowaf.write_news(entries, specdir.abspath() + '/NEWS')
# Write top level amalgamated NEWS file
entries = autowaf.get_rdf_news('lv2',
['lv2/lv2plug.in/ns/lv2core/meta.ttl'],
None,
top_entries,
dev_dist = dev_dist)
autowaf.write_news(entries, 'NEWS')
# Build archive
ctx.archive()
# Delete generated NEWS files from source directory
for i in subdirs + [ctx.path]:
try:
os.remove(os.path.join(i.abspath(), 'NEWS'))
except:
pass
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