def setup_llvm_toolchain(conf, target, path_list=None):
env = conf.env
compiler = 'clang'
env.stash()
try:
env['MACHINE'] = target
if target:
env['GNU_BINUTILS_PREFIX'] = "%s-" % target
else:
env['GNU_BINUTILS_PREFIX'] = ""
conf.setup_gnu_binutils(path_list)
config = conf.find_program('llvm-config', var='LLVM_CONFIG', path_list=path_list)
env['LLVM_CONFIG'] = conf.cmd_to_list(config)
cc = conf.find_program(compiler, var='CC', path_list=path_list)
cc = conf.cmd_to_list(cc) + ['-target', target]
env['CC_NAME'] = compiler
env['CXX_NAME'] = compiler
env['CC_VERSION'] = conf.cmd_and_log(env.LLVM_CONFIG + ["--version"]).strip().split('.')
env.CC = cc
env['CXX'] = cc
env.AS = cc
env.ARFLAGS = 'rcs'
env['LINK_CC'] = env['CC']
env['LINK_CXX'] = env['CC']
conf.clang_common_flags()
f = env.append_value
f('INCLUDES', conf.cmd_and_log(env.LLVM_CONFIG + ["--includedir"]).splitlines())
f('LIBPATH', conf.cmd_and_log(env.LLVM_CONFIG + ["--libdir"]).splitlines())
conf.env.AS_TGT_F = ['-c', '-o']
conf.cc_add_flags()
conf.link_add_flags()
# we have to use gnu99 because we use some non standard gnu extensions conditionally
# when __GNUC__ is defined
env.append_value('CFLAGS_standard_c99', [ "-std=gnu99" ])
#env.stash()
#try:
# conf.env.prepend_value('LINKFLAGS', ['-v'])
# conf.env.prepend_value('CFLAGS', ['-v'])
# conf.check_cc(lib='c', msg = 'Checking if clang supports target %s' % target, okmsg='Yes', errmsg='No')
#finally:
# env.revert()
except conf.errors.ConfigurationError:
env.revert()
raise
def configure(conf):
"""
Configuration for clang
"""
conf.find_clang()
conf.find_ar()
conf.clang_common_flags()
conf.clang_modifier_platform()
conf.cc_load_tools()
conf.cc_add_flags()
conf.link_add_flags()
def configure(conf):
conf.find_clang()
conf.clang_common_flags()
conf.cxx_load_tools()
conf.cxx_add_flags()