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import subprocess
import os
import lut
APPNAME = 'libdcp'
VERSION = '0.35'
def options(opt):
opt.load('compiler_cxx')
opt.add_option('--target-windows', action='store_true', default = False, help = 'set up to do a cross-compile to Windows')
opt.add_option('--enable-debug', action='store_true', default = False, help = 'build with debugging information and without optimisation')
opt.add_option('--static-openjpeg', action='store_true', default = False, help = 'link statically to openjpeg')
opt.add_option('--static-libdcp', action='store_true', default = False, help = 'build libdcp and in-tree dependencies statically')
def configure(conf):
conf.load('compiler_cxx')
conf.env.append_value('CXXFLAGS', ['-Wall', '-Wextra', '-Wno-unused-result', '-O2', '-D_FILE_OFFSET_BITS=64'])
conf.env.append_value('CXXFLAGS', ['-DLIBDCP_VERSION="%s"' % VERSION])
conf.env.TARGET_WINDOWS = conf.options.target_windows
conf.env.STATIC_OPENJPEG = conf.options.static_openjpeg
conf.env.STATIC_LIBDCP = conf.options.static_libdcp
if conf.options.target_windows:
conf.env.append_value('CXXFLAGS', '-DLIBDCP_WINDOWS')
else:
conf.env.append_value('CXXFLAGS', '-DLIBDCP_POSIX')
conf.check_cfg(package = 'openssl', args = '--cflags --libs', uselib_store = 'OPENSSL', mandatory = True)
conf.check_cfg(package = 'libxml++-2.6', args = '--cflags --libs', uselib_store = 'LIBXML++', mandatory = True)
openjpeg_fragment = """
#include <stdio.h>\n
#include <openjpeg.h>\n
int main () {\n
void* p = (void *) opj_image_create;\n
return 0;\n
}
"""
if conf.options.static_openjpeg:
conf.check_cc(fragment = openjpeg_fragment, msg = 'Checking for library openjpeg', stlib = 'openjpeg', uselib_store = 'OPENJPEG')
else:
conf.check_cc(fragment = openjpeg_fragment, msg = 'Checking for library openjpeg', lib = 'openjpeg', uselib_store = 'OPENJPEG')
if conf.options.target_windows:
boost_lib_suffix = '-mt'
else:
boost_lib_suffix = ''
if conf.options.enable_debug:
conf.env.append_value('CXXFLAGS', '-g')
else:
# Somewhat experimental use of -O2 rather than -O3 to see if
# Windows builds are any more reliable
conf.env.append_value('CXXFLAGS', '-O2')
conf.check_cxx(fragment = """
#include <boost/filesystem.hpp>\n
int main() { boost::filesystem::copy_file ("a", "b"); }\n
""",
msg = 'Checking for boost filesystem library',
libpath = '/usr/local/lib',
lib = ['boost_filesystem%s' % boost_lib_suffix, 'boost_system%s' % boost_lib_suffix],
uselib_store = 'BOOST_FILESYSTEM')
conf.check_cxx(fragment = """
#include <boost/signals2.hpp>\n
int main() { boost::signals2::signal<void (int)> x; }\n
""",
msg = 'Checking for boost signals2 library',
uselib_store = 'BOOST_SIGNALS2')
lut.make_luts()
conf.recurse('test')
conf.recurse('asdcplib')
def build(bld):
create_version_cc(VERSION)
if bld.env.TARGET_WINDOWS:
boost_lib_suffix = '-mt'
else:
boost_lib_suffix = ''
bld(source = 'libdcp.pc.in',
version = VERSION,
includedir = '%s/include' % bld.env.PREFIX,
libs = "-L${libdir} -ldcp -lasdcp-libdcp -lkumu-libdcp -lboost_system%s" % boost_lib_suffix,
install_path = '${LIBDIR}/pkgconfig')
bld.recurse('src')
bld.recurse('tools')
bld.recurse('test')
bld.recurse('asdcplib')
bld.recurse('examples')
bld.add_post_fun(post)
def dist(ctx):
ctx.excl = 'TODO core *~ .git build .waf* .lock* doc/*~ src/*~ test/ref/*~'
def create_version_cc(version):
if os.path.exists('.git'):
cmd = "LANG= git log --abbrev HEAD^..HEAD ."
output = subprocess.Popen(cmd, shell=True, stderr=subprocess.STDOUT, stdout=subprocess.PIPE).communicate()[0].splitlines()
o = output[0].decode('utf-8')
commit = o.replace ("commit ", "")[0:10]
else:
commit = "release"
try:
text = '#include "version.h"\n'
text += 'char const * libdcp::git_commit = \"%s\";\n' % commit
text += 'char const * libdcp::version = \"%s\";\n' % version
print('Writing version information to src/version.cc')
o = open('src/version.cc', 'w')
o.write(text)
o.close()
except IOError:
print('Could not open src/version.cc for writing\n')
sys.exit(-1)
def post(ctx):
if ctx.cmd == 'install':
ctx.exec_command('/sbin/ldconfig')
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