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# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
# vim: set filetype=python:
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
# Check for headers defining standard int types.
check_header('stdint.h')
have_inttypes = check_header('inttypes.h')
# Assume we have ansi C header files available.
set_define('STDC_HEADERS', True)
set_config('HAVE_INTTYPES_H', have_inttypes)
building_linux = depends(target)(lambda target: target.kernel == 'Linux')
have_malloc = check_header('malloc.h')
check_header('alloca.h')
add_old_configure_assignment('HAVE_MALLOC_H', have_malloc)
check_headers(
'sys/byteorder.h',
'getopt.h',
'unistd.h',
'nl_types.h',
'cpuid.h',
when=non_msvc_compiler,
)
# These are all the places some variant of statfs can be hiding.
check_headers(
'sys/statvfs.h',
'sys/statfs.h',
'sys/vfs.h',
'sys/mount.h',
when=non_msvc_compiler,
)
# Quota support
check_header('sys/quota.h',
when=non_msvc_compiler)
check_header('linux/quota.h',
includes=['sys/socket.h'],
when=building_linux)
# SCTP support - needs various network include headers
check_headers(
'linux/if_addr.h',
'linux/rtnetlink.h',
includes=['sys/socket.h'],
when=building_linux,
)
check_header('sys/queue.h',
when=non_msvc_compiler)
check_headers(
'sys/types.h',
'netinet/in.h',
'byteswap.h',
when=non_msvc_compiler,
)
# TODO: Move these checks to file specific to --enable-project=js.
have_perf_event_h = check_header('linux/perf_event.h',
when=building_linux)
js_option('--with-linux-headers',
help='location where the Linux kernel headers can be found',
nargs=1)
passed_linux_header_flags = depends_if('--with-linux-headers')(lambda v: ['-I%s' % v[0]])
@depends_when(try_compile(includes=['asm/unistd.h'],
body='return sizeof(__NR_perf_event_open);',
flags=passed_linux_header_flags,
check_msg='for perf_event_open system call'),
when=have_perf_event_h)
def have_perf_event_open(have_perf_event_open):
if have_perf_event_open:
return True
set_config('HAVE_LINUX_PERF_EVENT_H', have_perf_event_open)
@depends(passed_linux_header_flags, have_perf_event_open)
def linux_headers_includes(passed_linux_header_flags, have_perf_event_open):
if have_perf_event_open and passed_linux_header_flags:
return passed_linux_header_flags[0]
set_config('LINUX_HEADERS_INCLUDES', linux_headers_includes)
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