def get_wcslib_cfg(cfg, wcslib_files, include_paths):
debug = import_file(os.path.join(WCSROOT, '..', 'version.py')).debug
cfg['include_dirs'].append('numpy')
cfg['define_macros'].extend([
('ECHO', None),
('WCSTRIG_MACRO', None),
('ASTROPY_WCS_BUILD', None),
('_GNU_SOURCE', None)])
if (not setup_helpers.use_system_library('wcslib') or
sys.platform == 'win32'):
write_wcsconfig_h(include_paths)
wcslib_path = join("cextern", "wcslib") # Path to wcslib
wcslib_cpath = join(wcslib_path, "C") # Path to wcslib source files
cfg['sources'].extend(join(wcslib_cpath, x) for x in wcslib_files)
cfg['include_dirs'].append(wcslib_cpath)
else:
wcsconfig_h_path = join(WCSROOT, 'include', 'wcsconfig.h')
if os.path.exists(wcsconfig_h_path):
os.unlink(wcsconfig_h_path)
cfg.update(setup_helpers.pkg_config(['wcslib'], ['wcs']))
if debug:
cfg['define_macros'].append(('DEBUG', None))
cfg['undef_macros'].append('NDEBUG')
if (not sys.platform.startswith('sun') and
not sys.platform == 'win32'):
cfg['extra_compile_args'].extend(["-fno-inline", "-O0", "-g"])
else:
# Define ECHO as nothing to prevent spurious newlines from
# printing within the libwcs parser
cfg['define_macros'].append(('NDEBUG', None))
cfg['undef_macros'].append('DEBUG')
if sys.platform == 'win32':
# These are written into wcsconfig.h, but that file is not
# used by all parts of wcslib.
cfg['define_macros'].extend([
('YY_NO_UNISTD_H', None),
('_CRT_SECURE_NO_WARNINGS', None),
('_NO_OLDNAMES', None), # for mingw32
('NO_OLDNAMES', None), # for mingw64
('__STDC__', None) # for MSVC
])
if sys.platform.startswith('linux'):
cfg['define_macros'].append(('HAVE_SINCOS', None))
# Squelch a few compilation warnings in WCSLIB
if setup_helpers.get_compiler_option() in ('unix', 'mingw32'):
if not get_distutils_build_option('debug'):
cfg['extra_compile_args'].extend([
'-Wno-strict-prototypes',
'-Wno-unused-function',
'-Wno-unused-value',
'-Wno-uninitialized'])
def get_wcslib_cfg(cfg, wcslib_files, include_paths):
debug = import_file(os.path.join(WCSROOT, '..', 'version.py')).debug
cfg['include_dirs'].append('numpy')
cfg['define_macros'].extend([
('ECHO', None),
('WCSTRIG_MACRO', None),
('ASTROPY_WCS_BUILD', None),
('_GNU_SOURCE', None)])
if (not setup_helpers.use_system_library('wcslib') or
sys.platform == 'win32'):
write_wcsconfig_h(include_paths)
wcslib_path = join("cextern", "wcslib") # Path to wcslib
wcslib_cpath = join(wcslib_path, "C") # Path to wcslib source files
cfg['sources'].extend(join(wcslib_cpath, x) for x in wcslib_files)
cfg['include_dirs'].append(wcslib_cpath)
else:
wcsconfig_h_path = join(WCSROOT, 'include', 'wcsconfig.h')
if os.path.exists(wcsconfig_h_path):
os.unlink(wcsconfig_h_path)
cfg.update(setup_helpers.pkg_config(['wcslib'], ['wcs']))
if debug:
cfg['define_macros'].append(('DEBUG', None))
cfg['undef_macros'].append('NDEBUG')
if (not sys.platform.startswith('sun') and
not sys.platform == 'win32'):
cfg['extra_compile_args'].extend(["-fno-inline", "-O0", "-g"])
else:
# Define ECHO as nothing to prevent spurious newlines from
# printing within the libwcs parser
cfg['define_macros'].append(('NDEBUG', None))
cfg['undef_macros'].append('DEBUG')
if sys.platform == 'win32':
# These are written into wcsconfig.h, but that file is not
# used by all parts of wcslib.
cfg['define_macros'].extend([
('YY_NO_UNISTD_H', None),
('_CRT_SECURE_NO_WARNINGS', None),
('_NO_OLDNAMES', None), # for mingw32
('NO_OLDNAMES', None), # for mingw64
('__STDC__', None) # for MSVC
])
if sys.platform.startswith('linux'):
cfg['define_macros'].append(('HAVE_SINCOS', None))
# Squelch a few compilation warnings in WCSLIB
if setup_helpers.get_compiler_option() in ('unix', 'mingw32'):
if not get_distutils_build_option('debug'):
cfg['extra_compile_args'].extend([
'-Wno-strict-prototypes',
'-Wno-unused-function',
'-Wno-unused-value',
'-Wno-uninitialized'])
def preprocess_source():
# Generating the ERFA wrappers should only be done if needed. This also
# ensures that it is not done for any release tarball since those will
# include core.py and ufunc.c.
if all(os.path.exists(filename) for filename in GEN_FILES):
# Determine modification times
erfa_mtime = max(os.path.getmtime(filename) for filename in SRC_FILES)
gen_mtime = min(os.path.getmtime(filename) for filename in GEN_FILES)
version = import_file(os.path.join(ERFAPKGDIR, '..', 'version.py'))
if gen_mtime > erfa_mtime:
# If generated source is recent enough, don't update
return
elif version.release:
# or, if we're on a release, issue a warning, but go ahead and use
# the wrappers anyway
log.warn(
'WARNING: The autogenerated wrappers in astropy._erfa '
'seem to be older than the source templates used to '
'create them. Because this is a release version we will '
'use them anyway, but this might be a sign of some sort '
'of version mismatch or other tampering. Or it might just '
'mean you moved some files around or otherwise '
'accidentally changed timestamps.')
return
# otherwise rebuild the autogenerated files
# If jinja2 isn't present, then print a warning and use existing files
try:
import jinja2 # pylint: disable=W0611
except ImportError:
log.warn("WARNING: jinja2 could not be imported, so the existing "
"ERFA core.py and ufunc.c files will be used")
return
gen = import_file(os.path.join(ERFAPKGDIR, 'erfa_generator.py'))
gen.main(verbose=False)
def preprocess_source():
# Generating the ERFA wrappers should only be done if needed. This also
# ensures that it is not done for any release tarball since those will
# include core.py and ufunc.c.
if all(os.path.exists(filename) for filename in GEN_FILES):
# Determine modification times
erfa_mtime = max(os.path.getmtime(filename) for filename in SRC_FILES)
gen_mtime = min(os.path.getmtime(filename) for filename in GEN_FILES)
version = import_file(os.path.join(ERFAPKGDIR, '..', 'version.py'))
if gen_mtime > erfa_mtime:
# If generated source is recent enough, don't update
return
elif version.release:
# or, if we're on a release, issue a warning, but go ahead and use
# the wrappers anyway
log.warn('WARNING: The autogenerated wrappers in astropy._erfa '
'seem to be older than the source templates used to '
'create them. Because this is a release version we will '
'use them anyway, but this might be a sign of some sort '
'of version mismatch or other tampering. Or it might just '
'mean you moved some files around or otherwise '
'accidentally changed timestamps.')
return
# otherwise rebuild the autogenerated files
# If jinja2 isn't present, then print a warning and use existing files
try:
import jinja2 # pylint: disable=W0611
except ImportError:
log.warn("WARNING: jinja2 could not be imported, so the existing "
"ERFA core.py and ufunc.c files will be used")
return
gen = import_file(os.path.join(ERFAPKGDIR, 'erfa_generator.py'))
gen.main(verbose=False)
# Licensed under a 3-clause BSD style license - see LICENSE.rst
from __future__ import absolute_import
import os
from os.path import join
from distutils.core import Extension
from distutils import log
from astropy.extern import six
from astropy_helpers import setup_helpers, utils
from astropy_helpers.version_helpers import get_pkg_version_module
wcs_setup_package = utils.import_file(
join('astropy', 'wcs', 'setup_package.py'))
MODELING_ROOT = os.path.relpath(os.path.dirname(__file__))
MODELING_SRC = join(MODELING_ROOT, 'src')
SRC_FILES = [join(MODELING_SRC, 'projections.c.templ'), __file__]
GEN_FILES = [join(MODELING_SRC, 'projections.c')]
# This defines the set of projection functions that we want to wrap.
# The key is the projection name, and the value is the number of
# parameters.
# (These are in the order that the appear in the WCS coordinate
# systems paper).
projections = {
'azp': 2,
'szp': 3,
'tan': 0,
def generate_c_docstrings():
docstrings = import_file(os.path.join(WCSROOT, 'docstrings.py'))
docstrings = docstrings.__dict__
keys = [
key for key, val in docstrings.items()
if not key.startswith('__') and isinstance(val, str)
]
keys.sort()
docs = {}
for key in keys:
docs[key] = docstrings[key].encode('utf8').lstrip() + b'\0'
h_file = io.StringIO()
h_file.write("""/*
DO NOT EDIT!
This file is autogenerated by astropy/wcs/setup_package.py. To edit
its contents, edit astropy/wcs/docstrings.py
*/
#ifndef __DOCSTRINGS_H__
#define __DOCSTRINGS_H__
""")
for key in keys:
val = docs[key]
h_file.write('extern char doc_{0}[{1}];\n'.format(key, len(val)))
h_file.write("\n#endif\n\n")
setup_helpers.write_if_different(
join(WCSROOT, 'include', 'astropy_wcs', 'docstrings.h'),
h_file.getvalue().encode('utf-8'))
c_file = io.StringIO()
c_file.write("""/*
DO NOT EDIT!
This file is autogenerated by astropy/wcs/setup_package.py. To edit
its contents, edit astropy/wcs/docstrings.py
The weirdness here with strncpy is because some C compilers, notably
MSVC, do not support string literals greater than 256 characters.
*/
#include <string.h>
#include "astropy_wcs/docstrings.h"
""")
for key in keys:
val = docs[key]
c_file.write('char doc_{0}[{1}] = {{\n'.format(key, len(val)))
for i in range(0, len(val), 12):
section = val[i:i + 12]
c_file.write(' ')
c_file.write(''.join('0x{0:02x}, '.format(x) for x in section))
c_file.write('\n')
c_file.write(" };\n\n")
setup_helpers.write_if_different(join(WCSROOT, 'src', 'docstrings.c'),
c_file.getvalue().encode('utf-8'))
# Licensed under a 3-clause BSD style license - see LICENSE.rst
from __future__ import absolute_import
import os
from os.path import join
from distutils.core import Extension
from distutils import log
from astropy.extern import six
from astropy_helpers import setup_helpers, utils
from astropy_helpers.version_helpers import get_pkg_version_module
wcs_setup_package = utils.import_file(join('astropy', 'wcs', 'setup_package.py'))
MODELING_ROOT = os.path.relpath(os.path.dirname(__file__))
MODELING_SRC = join(MODELING_ROOT, 'src')
SRC_FILES = [join(MODELING_SRC, 'projections.c.templ'),
__file__]
GEN_FILES = [join(MODELING_SRC, 'projections.c')]
# This defines the set of projection functions that we want to wrap.
# The key is the projection name, and the value is the number of
# parameters.
# (These are in the order that the appear in the WCS coordinate
# systems paper).
projections = {
'azp': 2,
def generate_c_docstrings():
docstrings = import_file(os.path.join(WCSROOT, 'docstrings.py'))
docstrings = docstrings.__dict__
keys = [
key for key, val in docstrings.items()
if not key.startswith('__') and isinstance(val, str)]
keys.sort()
docs = {}
for key in keys:
docs[key] = docstrings[key].encode('utf8').lstrip() + b'\0'
h_file = io.StringIO()
h_file.write("""/*
DO NOT EDIT!
This file is autogenerated by astropy/wcs/setup_package.py. To edit
its contents, edit astropy/wcs/docstrings.py
*/
#ifndef __DOCSTRINGS_H__
#define __DOCSTRINGS_H__
""")
for key in keys:
val = docs[key]
h_file.write('extern char doc_{0}[{1}];\n'.format(key, len(val)))
h_file.write("\n#endif\n\n")
setup_helpers.write_if_different(
join(WCSROOT, 'include', 'astropy_wcs', 'docstrings.h'),
h_file.getvalue().encode('utf-8'))
c_file = io.StringIO()
c_file.write("""/*
DO NOT EDIT!
This file is autogenerated by astropy/wcs/setup_package.py. To edit
its contents, edit astropy/wcs/docstrings.py
The weirdness here with strncpy is because some C compilers, notably
MSVC, do not support string literals greater than 256 characters.
*/
#include <string.h>
#include "astropy_wcs/docstrings.h"
""")
for key in keys:
val = docs[key]
c_file.write('char doc_{0}[{1}] = {{\n'.format(key, len(val)))
for i in range(0, len(val), 12):
section = val[i:i+12]
c_file.write(' ')
c_file.write(''.join('0x{0:02x}, '.format(x) for x in section))
c_file.write('\n')
c_file.write(" };\n\n")
setup_helpers.write_if_different(
join(WCSROOT, 'src', 'docstrings.c'),
c_file.getvalue().encode('utf-8'))
