def pre_build_hook(build_ext, ext):
from scipy._build_utils.compiler_helper import (set_cxx_flags_hook,
try_add_flag, try_compile,
has_flag)
cc = build_ext._cxx_compiler
args = ext.extra_compile_args
set_cxx_flags_hook(build_ext, ext)
if cc.compiler_type == 'msvc':
args.append('/EHsc')
else:
# Use pthreads if available
has_pthreads = try_compile(cc,
code='#include <pthread.h>\n'
'int main(int argc, char **argv) {}')
if has_pthreads:
ext.define_macros.append(('POCKETFFT_PTHREADS', None))
if has_flag(cc, '-pthread'):
args.append('-pthread')
ext.extra_link_args.append('-pthread')
else:
raise RuntimeError(
"Build failed: System has pthreads header "
"but could not compile with -pthread option")
# Don't export library symbols
try_add_flag(args, cc, '-fvisibility=hidden')
def pre_build_hook(build_ext, ext):
from scipy._build_utils.compiler_helper import (set_cxx_flags_hook,
try_add_flag)
cc = build_ext._cxx_compiler
args = ext.extra_compile_args
set_cxx_flags_hook(build_ext, ext)
if cc.compiler_type == 'msvc':
args.append('/EHsc')
else:
try_add_flag(args, cc, '-fvisibility=hidden')
def pre_build_hook(build_ext, ext):
from scipy._build_utils.compiler_helper import (set_cxx_flags_hook,
try_add_flag)
cc = build_ext._cxx_compiler
args = ext.extra_compile_args
set_cxx_flags_hook(build_ext, ext)
if cc.compiler_type == 'msvc':
# Ignore "structured exceptions" which are non-standard MSVC extensions
args.append('/EHsc')
else:
# Don't export library symbols
try_add_flag(args, cc, '-fvisibility=hidden')