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samba-mirror/lib/replace/wscript
Andreas Schneider b349004957 replace: Correctly check for 'extern char **environ' in unistd.h
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Martin Schwenke <martin@meltin.net>

Autobuild-User(master): Andreas Schneider <asn@cryptomilk.org>
Autobuild-Date(master): Fri Nov 30 11:41:44 CET 2018 on sn-devel-144
2018-11-30 11:41:44 +01:00

892 lines
39 KiB
Python

#!/usr/bin/env python
APPNAME = 'libreplace'
VERSION = '1.2.1'
import sys
import os
# find the buildtools directory
top = '.'
while not os.path.exists(top+'/buildtools') and len(top.split('/')) < 5:
top = top + '/..'
sys.path.insert(0, top + '/buildtools/wafsamba')
out = 'bin'
import wafsamba
from wafsamba import samba_dist
from waflib import Options, Utils, Logs, Context
samba_dist.DIST_DIRS('lib/replace buildtools:buildtools third_party/waf:third_party/waf')
def options(opt):
opt.BUILTIN_DEFAULT('NONE')
opt.PRIVATE_EXTENSION_DEFAULT('')
opt.RECURSE('buildtools/wafsamba')
@Utils.run_once
def configure(conf):
conf.RECURSE('buildtools/wafsamba')
conf.env.standalone_replace = conf.IN_LAUNCH_DIR()
conf.DEFINE('HAVE_LIBREPLACE', 1)
conf.DEFINE('LIBREPLACE_NETWORK_CHECKS', 1)
conf.CHECK_HEADERS('linux/types.h crypt.h locale.h acl/libacl.h compat.h')
conf.CHECK_HEADERS('acl/libacl.h attr/xattr.h compat.h ctype.h dustat.h')
conf.CHECK_HEADERS('fcntl.h fnmatch.h glob.h history.h krb5.h langinfo.h')
conf.CHECK_HEADERS('libaio.h locale.h ndir.h pwd.h')
conf.CHECK_HEADERS('shadow.h sys/acl.h')
conf.CHECK_HEADERS('sys/attributes.h attr/attributes.h sys/capability.h sys/dir.h sys/epoll.h')
conf.CHECK_HEADERS('port.h')
conf.CHECK_HEADERS('sys/fcntl.h sys/filio.h sys/filsys.h sys/fs/s5param.h sys/fs/vx/quota.h')
conf.CHECK_HEADERS('sys/id.h sys/ioctl.h sys/ipc.h sys/mman.h sys/mode.h sys/ndir.h sys/priv.h')
conf.CHECK_HEADERS('sys/resource.h sys/security.h sys/shm.h sys/statfs.h sys/statvfs.h sys/termio.h')
conf.CHECK_HEADERS('sys/vfs.h sys/xattr.h termio.h termios.h sys/file.h')
conf.CHECK_HEADERS('sys/ucontext.h sys/wait.h sys/stat.h')
if not conf.CHECK_DECLS('malloc', headers='stdlib.h'):
conf.CHECK_HEADERS('malloc.h')
conf.CHECK_HEADERS('grp.h')
conf.CHECK_HEADERS('sys/select.h setjmp.h utime.h sys/syslog.h syslog.h')
conf.CHECK_HEADERS('stdarg.h vararg.h sys/mount.h mntent.h')
conf.CHECK_HEADERS('stropts.h unix.h string.h strings.h sys/param.h limits.h')
conf.CHECK_HEADERS('''sys/socket.h netinet/in.h netdb.h arpa/inet.h netinet/in_systm.h
netinet/ip.h netinet/tcp.h netinet/in_ip.h
sys/sockio.h sys/un.h''', together=True)
conf.CHECK_HEADERS('sys/uio.h ifaddrs.h direct.h dirent.h')
conf.CHECK_HEADERS('windows.h winsock2.h ws2tcpip.h')
conf.CHECK_HEADERS('errno.h')
conf.CHECK_HEADERS('getopt.h iconv.h')
conf.CHECK_HEADERS('memory.h nss.h sasl/sasl.h')
conf.CHECK_FUNCS_IN('inotify_init', 'inotify', checklibc=True,
headers='sys/inotify.h')
conf.CHECK_HEADERS('security/pam_appl.h zlib.h asm/unistd.h')
conf.CHECK_HEADERS('aio.h sys/unistd.h alloca.h float.h')
conf.SET_TARGET_TYPE('tirpc', 'EMPTY')
if conf.CHECK_CODE(
'\n#ifndef _TIRPC_RPC_H\n#error "no tirpc headers in system path"\n#endif\n',
'HAVE_RPC_RPC_HEADERS',
headers=['rpc/rpc.h', 'rpc/nettype.h'],
msg='Checking for tirpc rpc headers in default system path'):
if conf.CONFIG_SET('HAVE_RPC_RPC_H'):
conf.undefine('HAVE_RPC_RPC_H')
if not conf.CONFIG_SET('HAVE_RPC_RPC_H'):
if conf.CHECK_CFG(package='libtirpc', args='--cflags --libs',
msg='Checking for libtirpc headers',
uselib_store='TIRPC'):
conf.CHECK_HEADERS('rpc/rpc.h rpc/nettype.h', lib='tirpc', together=True)
conf.SET_TARGET_TYPE('tirpc', 'SYSLIB')
if not conf.CONFIG_SET('HAVE_RPC_RPC_H'):
if conf.CHECK_CFG(package='libntirpc', args='--cflags',
msg='Checking for libntirpc headers',
uselib_store='TIRPC'):
conf.CHECK_HEADERS('rpc/rpc.h rpc/nettype.h', lib='tirpc', together=True)
conf.SET_TARGET_TYPE('tirpc', 'SYSLIB')
if not conf.CONFIG_SET('HAVE_RPC_RPC_H'):
Logs.warn('No rpc/rpc.h header found, tirpc or libntirpc missing?')
conf.SET_TARGET_TYPE('nsl', 'EMPTY')
conf.CHECK_HEADERS('rpc/rpc.h rpcsvc/yp_prot.h', lib='tirpc')
if not conf.CONFIG_SET('HAVE_RPCSVC_YP_PROT_H'):
if conf.CHECK_CFG(package='libnsl', args='--cflags --libs',
msg='Checking for libnsl',
uselib_store='NSL'):
conf.SET_TARGET_TYPE('nsl', 'SYSLIB')
conf.CHECK_HEADERS('rpc/rpc.h rpcsvc/yp_prot.h', lib='tirpc nsl')
else:
conf.SET_TARGET_TYPE('nsl', 'SYSLIB')
conf.CHECK_HEADERS('rpcsvc/nis.h rpcsvc/ypclnt.h', lib='tirpc nsl')
conf.CHECK_HEADERS('sys/sysctl.h')
conf.CHECK_HEADERS('sys/fileio.h sys/filesys.h sys/dustat.h sys/sysmacros.h')
conf.CHECK_HEADERS('xfs/libxfs.h netgroup.h')
conf.CHECK_HEADERS('valgrind.h valgrind/valgrind.h')
conf.CHECK_HEADERS('valgrind/memcheck.h valgrind/helgrind.h')
conf.CHECK_HEADERS('nss_common.h nsswitch.h ns_api.h')
conf.CHECK_HEADERS('sys/extattr.h sys/ea.h sys/proplist.h sys/cdefs.h')
conf.CHECK_HEADERS('utmp.h utmpx.h lastlog.h')
conf.CHECK_HEADERS('syscall.h sys/syscall.h inttypes.h')
conf.CHECK_HEADERS('sys/atomic.h stdatomic.h')
conf.CHECK_HEADERS('libgen.h')
if conf.CHECK_CFLAGS('-Wno-format-truncation'):
conf.define('HAVE_WNO_FORMAT_TRUNCATION', '1')
if conf.CHECK_CFLAGS('-Wno-unused-function'):
conf.define('HAVE_WNO_UNUSED_FUNCTION', '1')
if conf.CHECK_CFLAGS('-Wno-strict-overflow'):
conf.define('HAVE_WNO_STRICT_OVERFLOW', '1')
# Check for process set name support
conf.CHECK_CODE('''
#include <sys/prctl.h>
int main(void) {
prctl(0);
return 0;
}
''',
'HAVE_PRCTL',
headers='sys/prctl.h',
msg='Checking for prctl syscall')
conf.CHECK_CODE('''
#include <unistd.h>
#ifdef HAVE_FCNTL_H
#include <fcntl.h>
#endif
int main(void) { int fd = open("/dev/null", O_DIRECT); }
''',
define='HAVE_OPEN_O_DIRECT',
addmain=False,
msg='Checking for O_DIRECT flag to open(2)')
conf.CHECK_TYPES('"long long" intptr_t uintptr_t ptrdiff_t comparison_fn_t')
conf.CHECK_TYPE('_Bool', define='HAVE__Bool')
conf.CHECK_TYPE('bool', define='HAVE_BOOL')
conf.CHECK_TYPE('int8_t', 'char')
conf.CHECK_TYPE('uint8_t', 'unsigned char')
conf.CHECK_TYPE('int16_t', 'short')
conf.CHECK_TYPE('uint16_t', 'unsigned short')
conf.CHECK_TYPE('int32_t', 'int')
conf.CHECK_TYPE('uint32_t', 'unsigned')
conf.CHECK_TYPE('int64_t', 'long long')
conf.CHECK_TYPE('uint64_t', 'unsigned long long')
conf.CHECK_TYPE('size_t', 'unsigned int')
conf.CHECK_TYPE('ssize_t', 'int')
conf.CHECK_TYPE('ino_t', 'unsigned')
conf.CHECK_TYPE('loff_t', 'off_t')
conf.CHECK_TYPE('offset_t', 'loff_t')
conf.CHECK_TYPE('volatile int', define='HAVE_VOLATILE')
conf.CHECK_TYPE('uint_t', 'unsigned int')
conf.CHECK_TYPE('blksize_t', 'long', headers='sys/types.h sys/stat.h unistd.h')
conf.CHECK_TYPE('blkcnt_t', 'long', headers='sys/types.h sys/stat.h unistd.h')
conf.CHECK_SIZEOF('bool char int "long long" long short size_t ssize_t')
conf.CHECK_SIZEOF('int8_t uint8_t int16_t uint16_t int32_t uint32_t int64_t uint64_t')
conf.CHECK_SIZEOF('void*', define='SIZEOF_VOID_P')
conf.CHECK_SIZEOF('off_t dev_t ino_t time_t')
conf.CHECK_TYPES('socklen_t', headers='sys/socket.h')
conf.CHECK_TYPE_IN('struct ifaddrs', 'ifaddrs.h')
conf.CHECK_TYPE_IN('struct addrinfo', 'netdb.h')
conf.CHECK_TYPE_IN('struct sockaddr', 'sys/socket.h')
conf.CHECK_CODE('struct sockaddr_in6 x', define='HAVE_STRUCT_SOCKADDR_IN6',
headers='sys/socket.h netdb.h netinet/in.h')
conf.CHECK_TYPE_IN('struct sockaddr_storage', 'sys/socket.h')
conf.CHECK_TYPE_IN('sa_family_t', 'sys/socket.h')
conf.CHECK_TYPE_IN('sig_atomic_t', 'signal.h', define='HAVE_SIG_ATOMIC_T_TYPE')
conf.CHECK_FUNCS('sigsetmask siggetmask sigprocmask sigblock sigaction sigset')
conf.CHECK_FUNCS_IN('''inet_ntoa inet_aton inet_ntop inet_pton connect gethostbyname
getaddrinfo getnameinfo freeaddrinfo gai_strerror socketpair''',
'socket nsl', checklibc=True,
headers='sys/socket.h netinet/in.h arpa/inet.h netdb.h')
conf.CHECK_FUNCS('memset_s memset_explicit')
conf.CHECK_CODE('''
#include <string.h>
int main(void)
{
char buf[] = "This is some content";
memset(buf, '\0', sizeof(buf)); __asm__ volatile("" : : "g"(&buf) : "memory");
return 0;
}
''',
define='HAVE_GCC_VOLATILE_MEMORY_PROTECTION',
addmain=False,
msg='Checking for volatile memory protection',
local_include=False)
# Some old Linux systems have broken header files and
# miss the IPV6_V6ONLY define in netinet/in.h,
# but have it in linux/in6.h.
# We can't include both files so we just check if the value
# if defined and do the replacement in system/network.h
if not conf.CHECK_VARIABLE('IPV6_V6ONLY',
headers='sys/socket.h netdb.h netinet/in.h'):
conf.CHECK_CODE('''
#include <linux/in6.h>
#if (IPV6_V6ONLY != 26)
#error no IPV6_V6ONLY support on linux
#endif
int main(void) { return IPV6_V6ONLY; }
''',
define='HAVE_LINUX_IPV6_V6ONLY_26',
addmain=False,
msg='Checking for IPV6_V6ONLY in linux/in6.h',
local_include=False)
conf.CHECK_CODE('''
struct sockaddr_storage sa_store;
struct addrinfo *ai = NULL;
struct in6_addr in6addr;
int idx = if_nametoindex("iface1");
int s = socket(AF_INET6, SOCK_STREAM, 0);
int ret = getaddrinfo(NULL, NULL, NULL, &ai);
if (ret != 0) {
const char *es = gai_strerror(ret);
}
freeaddrinfo(ai);
{
int val = 1;
#ifdef HAVE_LINUX_IPV6_V6ONLY_26
#define IPV6_V6ONLY 26
#endif
ret = setsockopt(s, IPPROTO_IPV6, IPV6_V6ONLY,
(const void *)&val, sizeof(val));
}
''',
define='HAVE_IPV6',
lib='nsl socket',
headers='sys/socket.h netdb.h netinet/in.h net/if.h')
if conf.CONFIG_SET('HAVE_SYS_UCONTEXT_H') and conf.CONFIG_SET('HAVE_SIGNAL_H'):
conf.CHECK_CODE('''
ucontext_t uc;
sigaddset(&uc.uc_sigmask, SIGUSR1);
''',
'HAVE_UCONTEXT_T',
msg="Checking whether we have ucontext_t",
headers='signal.h sys/ucontext.h')
# Check for atomic builtins. */
conf.CHECK_CODE('''
int i;
(void)__sync_fetch_and_add(&i, 1);
''',
'HAVE___SYNC_FETCH_AND_ADD',
msg='Checking for __sync_fetch_and_add compiler builtin')
conf.CHECK_CODE('''
int32_t i;
atomic_add_32(&i, 1);
''',
'HAVE_ATOMIC_ADD_32',
headers='stdint.h sys/atomic.h',
msg='Checking for atomic_add_32 compiler builtin')
# Check for thread fence. */
tf = conf.CHECK_CODE('atomic_thread_fence(memory_order_seq_cst);',
'HAVE_ATOMIC_THREAD_FENCE',
headers='stdatomic.h',
msg='Checking for atomic_thread_fence(memory_order_seq_cst) in stdatomic.h')
if not tf:
tf = conf.CHECK_CODE('__atomic_thread_fence(__ATOMIC_SEQ_CST);',
'HAVE___ATOMIC_THREAD_FENCE',
msg='Checking for __atomic_thread_fence(__ATOMIC_SEQ_CST)')
if not tf:
# __sync_synchronize() is available since 2005 in gcc.
tf = conf.CHECK_CODE('__sync_synchronize();',
'HAVE___SYNC_SYNCHRONIZE',
msg='Checking for __sync_synchronize')
if tf:
conf.DEFINE('HAVE_ATOMIC_THREAD_FENCE_SUPPORT', 1)
conf.CHECK_CODE('''
#define FALL_THROUGH __attribute__((fallthrough))
enum direction_e {
UP = 0,
DOWN,
};
int main(void) {
enum direction_e key = UP;
int i = 10;
int j = 0;
switch (key) {
case UP:
i = 5;
FALL_THROUGH;
case DOWN:
j = i * 2;
break;
default:
break;
}
if (j < i) {
return 1;
}
return 0;
}
''',
'HAVE_FALLTHROUGH_ATTRIBUTE',
addmain=False,
strict=True,
cflags=['-Werror=missing-declarations'],
msg='Checking for fallthrough attribute')
# these may be builtins, so we need the link=False strategy
conf.CHECK_FUNCS('strdup memmem printf memset memcpy memmove strcpy strncpy bzero', link=False)
# See https://bugzilla.samba.org/show_bug.cgi?id=1097
#
# Ported in from autoconf where it was added with this commit:
# commit 804cfb20a067b4b687089dc72a8271b3abf20f31
# Author: Simo Sorce <idra@samba.org>
# Date: Wed Aug 25 14:24:16 2004 +0000
# r2070: Let's try to overload srnlen and strndup for AIX where they are natly broken.
host_os = sys.platform
if host_os.rfind('aix') > -1:
conf.DEFINE('BROKEN_STRNLEN', 1)
conf.DEFINE('BROKEN_STRNDUP', 1)
conf.CHECK_FUNCS('shl_load shl_unload shl_findsym')
conf.CHECK_FUNCS('pipe strftime srandom random srand rand usleep setbuffer')
conf.CHECK_FUNCS('lstat getpgrp utime utimes setuid seteuid setreuid setresuid setgid setegid')
conf.CHECK_FUNCS('setregid setresgid chroot strerror vsyslog setlinebuf mktime')
conf.CHECK_FUNCS('ftruncate chsize rename waitpid wait4')
conf.CHECK_FUNCS('initgroups pread pwrite strndup strcasestr strsep')
conf.CHECK_FUNCS('strtok_r mkdtemp dup2 dprintf vdprintf isatty chown lchown')
conf.CHECK_FUNCS('link readlink symlink realpath snprintf vsnprintf')
conf.CHECK_FUNCS('asprintf vasprintf setenv unsetenv strnlen strtoull __strtoull')
conf.CHECK_FUNCS('strtouq strtoll __strtoll strtoq memalign posix_memalign')
if conf.CONFIG_SET('HAVE_MEMALIGN'):
conf.CHECK_DECLS('memalign', headers='malloc.h')
# glibc up to 2.3.6 had dangerously broken posix_fallocate(). DON'T USE IT.
if conf.CHECK_CODE('''
#define _XOPEN_SOURCE 600
#include <stdlib.h>
#if defined(__GLIBC__) && ((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 4))
#error probably broken posix_fallocate
#endif
''',
'_POSIX_FALLOCATE_CAPABLE_LIBC',
msg='Checking for posix_fallocate-capable libc'):
conf.CHECK_FUNCS('posix_fallocate')
conf.CHECK_FUNCS('prctl dirname basename')
strlcpy_in_bsd = False
# libbsd on some platforms provides strlcpy and strlcat
if not conf.CHECK_FUNCS('strlcpy strlcat'):
if conf.CHECK_FUNCS_IN('strlcpy strlcat', 'bsd', headers='bsd/string.h',
checklibc=True):
strlcpy_in_bsd = True
if not conf.CHECK_FUNCS('getpeereid'):
conf.CHECK_FUNCS_IN('getpeereid', 'bsd', headers='sys/types.h bsd/unistd.h')
if not conf.CHECK_FUNCS_IN('setproctitle', 'setproctitle', headers='setproctitle.h'):
conf.CHECK_FUNCS_IN('setproctitle', 'bsd', headers='sys/types.h bsd/unistd.h')
if not conf.CHECK_FUNCS('setproctitle_init'):
conf.CHECK_FUNCS_IN('setproctitle_init', 'bsd', headers='sys/types.h bsd/unistd.h')
if not conf.CHECK_FUNCS('closefrom'):
conf.CHECK_FUNCS_IN('closefrom', 'bsd', headers='bsd/unistd.h')
conf.CHECK_CODE('''
struct ucred cred;
socklen_t cred_len;
int ret = getsockopt(0, SOL_SOCKET, SO_PEERCRED, &cred, &cred_len);''',
'HAVE_PEERCRED',
msg="Checking whether we can use SO_PEERCRED to get socket credentials",
headers='sys/types.h sys/socket.h')
#Some OS (ie. freebsd) return EINVAL if the convertion could not be done, it's not what we expect
#Let's detect those cases
if conf.CONFIG_SET('HAVE_STRTOLL'):
conf.CHECK_CODE('''
long long nb = strtoll("Text", NULL, 0);
if (errno == EINVAL) {
return 0;
} else {
return 1;
}
''',
msg="Checking correct behavior of strtoll",
headers = 'errno.h',
execute = True,
define = 'HAVE_BSD_STRTOLL',
)
conf.CHECK_FUNCS('if_nametoindex strerror_r')
conf.CHECK_FUNCS('getdirentries getdents syslog')
conf.CHECK_FUNCS('gai_strerror get_current_dir_name')
conf.CHECK_FUNCS('timegm getifaddrs freeifaddrs mmap setgroups syscall setsid')
conf.CHECK_FUNCS('getgrent_r getgrgid_r getgrnam_r getgrouplist getpagesize')
conf.CHECK_FUNCS('getpwent_r getpwnam_r getpwuid_r epoll_create')
conf.CHECK_FUNCS('port_create')
conf.CHECK_FUNCS('getprogname')
conf.SET_TARGET_TYPE('attr', 'EMPTY')
xattr_headers='sys/attributes.h attr/xattr.h sys/xattr.h'
# default to 1, we set it to 0 if we don't find any EA implementation below:
conf.DEFINE('HAVE_XATTR_SUPPORT', 1)
if conf.CHECK_FUNCS_IN('getxattr', 'attr', checklibc=True, headers=xattr_headers):
conf.DEFINE('HAVE_XATTR_XATTR', 1)
# Darwin has extra options to xattr-family functions
conf.CHECK_CODE('getxattr(NULL, NULL, NULL, 0, 0, 0)',
headers=xattr_headers, local_include=False,
define='XATTR_ADDITIONAL_OPTIONS',
msg="Checking whether xattr interface takes additional options")
elif conf.CHECK_FUNCS_IN('attr_listf', 'attr', checklibc=True, headers=xattr_headers):
conf.DEFINE('HAVE_XATTR_ATTR', 1)
elif conf.CHECK_FUNCS('extattr_list_fd'):
conf.DEFINE('HAVE_XATTR_EXTATTR', 1)
elif conf.CHECK_FUNCS('flistea'):
conf.DEFINE('HAVE_XATTR_EA', 1)
elif not conf.CHECK_FUNCS('attropen'):
conf.DEFINE('HAVE_XATTR_SUPPORT', 0)
conf.CHECK_FUNCS_IN('dlopen dlsym dlerror dlclose', 'dl',
checklibc=True, headers='dlfcn.h dl.h')
conf.CHECK_C_PROTOTYPE('dlopen', 'void *dlopen(const char* filename, unsigned int flags)',
define='DLOPEN_TAKES_UNSIGNED_FLAGS', headers='dlfcn.h dl.h')
if conf.CHECK_FUNCS_IN('fdatasync', 'rt', checklibc=True):
# some systems are missing the declaration
conf.CHECK_DECLS('fdatasync')
if conf.CHECK_FUNCS_IN('clock_gettime', 'rt', checklibc=True):
for c in ['CLOCK_MONOTONIC', 'CLOCK_PROCESS_CPUTIME_ID', 'CLOCK_REALTIME']:
conf.CHECK_CODE('''
#if TIME_WITH_SYS_TIME
# include <sys/time.h>
# include <time.h>
#else
# if HAVE_SYS_TIME_H
# include <sys/time.h>
# else
# include <time.h>
# endif
#endif
clockid_t clk = %s''' % c,
'HAVE_%s' % c,
msg='Checking whether the clock_gettime clock ID %s is available' % c)
conf.CHECK_TYPE('struct timespec', headers='sys/time.h time.h')
# these headers need to be tested as a group on freebsd
conf.CHECK_HEADERS(headers='sys/socket.h net/if.h', together=True)
conf.CHECK_HEADERS(headers='netinet/in.h arpa/nameser.h resolv.h', together=True)
conf.CHECK_FUNCS_IN('res_search', 'resolv', checklibc=True,
headers='netinet/in.h arpa/nameser.h resolv.h')
# try to find libintl (if --without-gettext is not given)
conf.env.intl_libs=''
if not Options.options.disable_gettext:
conf.CHECK_HEADERS('libintl.h')
conf.CHECK_LIB('intl')
conf.CHECK_DECLS('dgettext gettext bindtextdomain textdomain bind_textdomain_codeset', headers="libintl.h")
# *textdomain functions are not strictly necessary
conf.CHECK_FUNCS_IN('bindtextdomain textdomain bind_textdomain_codeset',
'', checklibc=True, headers='libintl.h')
# gettext and dgettext must exist
# on some systems (the ones with glibc, those are in libc)
if conf.CHECK_FUNCS_IN('dgettext gettext', '', checklibc=True, headers='libintl.h'):
# save for dependency definitions
conf.env.intl_libs=''
# others (e.g. FreeBSD) have separate libintl
elif conf.CHECK_FUNCS_IN('dgettext gettext', 'intl', checklibc=False, headers='libintl.h'):
# save for dependency definitions
conf.env.intl_libs='intl'
# recheck with libintl
conf.CHECK_FUNCS_IN('bindtextdomain textdomain bind_textdomain_codeset',
'intl', checklibc=False, headers='libintl.h')
else:
# Some hosts need lib iconv for linking with lib intl
# So we try with flags just in case it helps.
oldflags = list(conf.env['EXTRA_LDFLAGS']);
conf.env['EXTRA_LDFLAGS'].extend(["-liconv"])
conf.CHECK_FUNCS_IN('dgettext gettext bindtextdomain textdomain bind_textdomain_codeset',
'intl', checklibc=False, headers='libintl.h')
conf.env['EXTRA_LDFLAGS'] = oldflags
if conf.env['HAVE_GETTEXT'] and conf.env['HAVE_DGETTEXT']:
# save for dependency definitions
conf.env.intl_libs='iconv intl'
# did we find both prototypes and a library to link against?
# if not, unset the detected values (see Bug #9911)
if not (conf.env['HAVE_GETTEXT'] and conf.env['HAVE_DECL_GETTEXT']):
conf.undefine('HAVE_GETTEXT')
conf.undefine('HAVE_DECL_GETTEXT')
if not (conf.env['HAVE_DGETTEXT'] and conf.env['HAVE_DECL_DGETTEXT']):
conf.undefine('HAVE_DGETTEXT')
conf.undefine('HAVE_DECL_DGETTEXT')
conf.CHECK_FUNCS_IN('pthread_create', 'pthread', checklibc=True, headers='pthread.h')
PTHREAD_CFLAGS='error'
PTHREAD_LDFLAGS='error'
if PTHREAD_LDFLAGS == 'error':
if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthread'):
PTHREAD_CFLAGS='-D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS'
PTHREAD_LDFLAGS='-lpthread'
if PTHREAD_LDFLAGS == 'error':
if conf.CHECK_FUNCS_IN('pthread_attr_init', 'pthreads'):
PTHREAD_CFLAGS='-D_THREAD_SAFE'
PTHREAD_LDFLAGS='-lpthreads'
if PTHREAD_LDFLAGS == 'error':
if conf.CHECK_FUNCS_IN('pthread_attr_init', 'c_r'):
PTHREAD_CFLAGS='-D_THREAD_SAFE -pthread'
PTHREAD_LDFLAGS='-pthread'
if PTHREAD_LDFLAGS == 'error':
if conf.CHECK_FUNCS('pthread_attr_init'):
PTHREAD_CFLAGS='-D_REENTRANT'
PTHREAD_LDFLAGS='-lpthread'
# especially for HP-UX, where the CHECK_FUNC macro fails to test for
# pthread_attr_init. On pthread_mutex_lock it works there...
if PTHREAD_LDFLAGS == 'error':
if conf.CHECK_FUNCS_IN('pthread_mutex_lock', 'pthread'):
PTHREAD_CFLAGS='-D_REENTRANT'
PTHREAD_LDFLAGS='-lpthread'
if PTHREAD_CFLAGS != 'error' and PTHREAD_LDFLAGS != 'error':
if conf.CONFIG_SET('replace_add_global_pthread'):
conf.ADD_CFLAGS(PTHREAD_CFLAGS)
conf.ADD_LDFLAGS(PTHREAD_LDFLAGS)
conf.CHECK_HEADERS('pthread.h')
conf.DEFINE('HAVE_PTHREAD', '1')
if conf.CONFIG_SET('HAVE_PTHREAD'):
conf.CHECK_FUNCS_IN('pthread_mutexattr_setrobust', 'pthread',
checklibc=True, headers='pthread.h')
if not conf.CONFIG_SET('HAVE_PTHREAD_MUTEXATTR_SETROBUST'):
conf.CHECK_FUNCS_IN('pthread_mutexattr_setrobust_np', 'pthread',
checklibc=True, headers='pthread.h')
conf.CHECK_DECLS('PTHREAD_MUTEX_ROBUST', headers='pthread.h')
if not conf.CONFIG_SET('HAVE_DECL_PTHREAD_MUTEX_ROBUST'):
conf.CHECK_DECLS('PTHREAD_MUTEX_ROBUST_NP', headers='pthread.h')
conf.CHECK_FUNCS_IN('pthread_mutex_consistent', 'pthread',
checklibc=True, headers='pthread.h')
if not conf.CONFIG_SET('HAVE_PTHREAD_MUTEX_CONSISTENT'):
conf.CHECK_FUNCS_IN('pthread_mutex_consistent_np', 'pthread',
checklibc=True, headers='pthread.h')
if ((conf.CONFIG_SET('HAVE_PTHREAD_MUTEXATTR_SETROBUST') or
conf.CONFIG_SET('HAVE_PTHREAD_MUTEXATTR_SETROBUST_NP')) and
(conf.CONFIG_SET('HAVE_DECL_PTHREAD_MUTEX_ROBUST') or
conf.CONFIG_SET('HAVE_DECL_PTHREAD_MUTEX_ROBUST_NP')) and
(conf.CONFIG_SET('HAVE_PTHREAD_MUTEX_CONSISTENT') or
conf.CONFIG_SET('HAVE_PTHREAD_MUTEX_CONSISTENT_NP'))):
conf.DEFINE('HAVE_ROBUST_MUTEXES', 1)
# __thread is available since 2002 in gcc.
conf.CHECK_CODE('''
__thread int tls;
int main(void) {
return 0;
}
''',
'HAVE___THREAD',
addmain=False,
msg='Checking for __thread local storage')
conf.CHECK_FUNCS_IN('crypt', 'crypt', checklibc=True)
conf.CHECK_FUNCS_IN('crypt_r', 'crypt', checklibc=True)
conf.CHECK_VARIABLE('rl_event_hook', define='HAVE_DECL_RL_EVENT_HOOK', always=True,
headers='readline.h readline/readline.h readline/history.h')
conf.CHECK_VARIABLE('program_invocation_short_name', headers='errno.h')
conf.CHECK_DECLS('snprintf vsnprintf asprintf vasprintf')
conf.CHECK_DECLS('errno', headers='errno.h', reverse=True)
conf.CHECK_DECLS('EWOULDBLOCK', headers='errno.h')
conf.CHECK_DECLS('environ', reverse=True, headers='unistd.h')
conf.CHECK_DECLS('getgrent_r getpwent_r', reverse=True, headers='pwd.h grp.h')
conf.CHECK_DECLS('pread pwrite setenv setresgid setresuid', reverse=True)
if conf.CONFIG_SET('HAVE_EPOLL_CREATE') and conf.CONFIG_SET('HAVE_SYS_EPOLL_H'):
conf.DEFINE('HAVE_EPOLL', 1)
if conf.CONFIG_SET('HAVE_PORT_CREATE') and conf.CONFIG_SET('HAVE_PORT_H'):
conf.DEFINE('HAVE_SOLARIS_PORTS', 1)
if conf.CHECK_FUNCS('eventfd', headers='sys/eventfd.h'):
conf.DEFINE('HAVE_EVENTFD', 1)
conf.CHECK_HEADERS('poll.h')
conf.CHECK_FUNCS('poll')
conf.CHECK_FUNCS('strptime')
conf.CHECK_DECLS('strptime', headers='time.h')
conf.CHECK_CODE('''#define LIBREPLACE_CONFIGURE_TEST_STRPTIME
#include "test/strptime.c"''',
define='HAVE_WORKING_STRPTIME',
execute=True,
addmain=False,
msg='Checking for working strptime')
conf.CHECK_C_PROTOTYPE('gettimeofday',
'int gettimeofday(struct timeval *tv, struct timezone *tz)',
define='HAVE_GETTIMEOFDAY_TZ', headers='sys/time.h')
conf.CHECK_C_PROTOTYPE('gettimeofday',
'int gettimeofday(struct timeval *tv, void *tz)',
define='HAVE_GETTIMEOFDAY_TZ_VOID',
headers='sys/time.h')
conf.CHECK_CODE('#include "test/snprintf.c"',
define="HAVE_C99_VSNPRINTF",
execute=True,
addmain=False,
msg="Checking for C99 vsnprintf")
conf.CHECK_CODE('#include "test/shared_mmap.c"',
addmain=False, add_headers=False, execute=True,
define='HAVE_SHARED_MMAP',
msg="Checking for HAVE_SHARED_MMAP")
conf.CHECK_CODE('#include "test/shared_mremap.c"',
addmain=False, add_headers=False, execute=True,
define='HAVE_MREMAP',
msg="Checking for HAVE_MREMAP")
# OpenBSD (and I've heard HPUX) doesn't sync between mmap and write.
# FIXME: Anything other than a 0 or 1 exit code should abort configure!
conf.CHECK_CODE('#include "test/incoherent_mmap.c"',
addmain=False, add_headers=False, execute=True,
define='HAVE_INCOHERENT_MMAP',
msg="Checking for HAVE_INCOHERENT_MMAP")
conf.SAMBA_BUILD_ENV()
conf.CHECK_CODE('''
typedef struct {unsigned x;} FOOBAR;
#define X_FOOBAR(x) ((FOOBAR) { x })
#define FOO_ONE X_FOOBAR(1)
FOOBAR f = FOO_ONE;
static const struct {
FOOBAR y;
} f2[] = {
{FOO_ONE}
};
static const FOOBAR f3[] = {FOO_ONE};
''',
define='HAVE_IMMEDIATE_STRUCTURES')
conf.CHECK_CODE('mkdir("foo",0777)', define='HAVE_MKDIR_MODE', headers='sys/stat.h')
conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_mtim.tv_nsec', define='HAVE_STAT_TV_NSEC',
headers='sys/stat.h')
# we need the st_rdev test under two names
conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_rdev',
define='HAVE_STRUCT_STAT_ST_RDEV',
headers='sys/stat.h')
conf.CHECK_STRUCTURE_MEMBER('struct stat', 'st_rdev', define='HAVE_ST_RDEV',
headers='sys/stat.h')
conf.CHECK_STRUCTURE_MEMBER('struct sockaddr_storage', 'ss_family',
headers='sys/socket.h netinet/in.h')
conf.CHECK_STRUCTURE_MEMBER('struct sockaddr_storage', '__ss_family',
headers='sys/socket.h netinet/in.h')
if conf.CHECK_STRUCTURE_MEMBER('struct sockaddr', 'sa_len',
headers='sys/socket.h netinet/in.h',
define='HAVE_SOCKADDR_SA_LEN'):
# the old build system produced both defines
conf.DEFINE('HAVE_STRUCT_SOCKADDR_SA_LEN', 1)
conf.CHECK_STRUCTURE_MEMBER('struct sockaddr_in', 'sin_len',
headers='sys/socket.h netinet/in.h',
define='HAVE_SOCK_SIN_LEN')
conf.CHECK_STRUCTURE_MEMBER('struct sockaddr_in6', 'sin6_len',
headers='sys/socket.h netinet/in.h',
define='HAVE_SOCK_SIN6_LEN')
conf.CHECK_CODE('struct sockaddr_un sunaddr; sunaddr.sun_family = AF_UNIX;',
define='HAVE_UNIXSOCKET', headers='sys/socket.h sys/un.h')
conf.CHECK_CODE('''
struct stat st;
char tpl[20]="/tmp/test.XXXXXX";
char tpl2[20]="/tmp/test.XXXXXX";
int fd = mkstemp(tpl);
int fd2 = mkstemp(tpl2);
if (fd == -1) {
if (fd2 != -1) {
unlink(tpl2);
}
exit(1);
}
if (fd2 == -1) exit(1);
unlink(tpl);
unlink(tpl2);
if (fstat(fd, &st) != 0) exit(1);
if ((st.st_mode & 0777) != 0600) exit(1);
if (strcmp(tpl, "/tmp/test.XXXXXX") == 0) {
exit(1);
}
if (strcmp(tpl, tpl2) == 0) {
exit(1);
}
exit(0);
''',
define='HAVE_SECURE_MKSTEMP',
execute=True,
mandatory=True) # lets see if we get a mandatory failure for this one
# look for a method of finding the list of network interfaces
for method in ['HAVE_IFACE_GETIFADDRS', 'HAVE_IFACE_AIX', 'HAVE_IFACE_IFCONF', 'HAVE_IFACE_IFREQ']:
bsd_for_strlcpy = ''
if strlcpy_in_bsd:
bsd_for_strlcpy = ' bsd'
if conf.CHECK_CODE('''
#define %s 1
#define NO_CONFIG_H 1
#define AUTOCONF_TEST 1
#include "replace.c"
#include "inet_ntop.c"
#include "snprintf.c"
#include "getifaddrs.c"
#define getifaddrs_test main
#include "test/getifaddrs.c"
''' % method,
method,
lib='nsl socket' + bsd_for_strlcpy,
addmain=False,
execute=True):
break
conf.RECURSE('system')
conf.SAMBA_CONFIG_H()
if conf.CHECK_FUNCS('strerror_r'):
# Check if strerror_r is XSI-Compatable, the default GNU implementation
# is not
conf.CHECK_CODE('int strerror_r(int errnum, char *buf, size_t buflen);',
'STRERROR_R_XSI_NOT_GNU',
headers='string.h', addmain=False, link=False,
msg="Checking for XSI (rather than GNU) prototype for strerror_r")
REPLACEMENT_FUNCTIONS = {
'replace.c': ['ftruncate', 'strlcpy', 'strlcat', 'mktime', 'initgroups',
'memmove', 'strdup', 'setlinebuf', 'vsyslog', 'strnlen',
'strndup', 'waitpid', 'seteuid', 'setegid', 'chroot',
'mkstemp', 'mkdtemp', 'pread', 'pwrite', 'strcasestr',
'strsep', 'strtok_r', 'strtoll', 'strtoull', 'setenv', 'unsetenv',
'utime', 'utimes', 'dup2', 'chown', 'link', 'readlink',
'symlink', 'lchown', 'realpath', 'memmem', 'vdprintf',
'dprintf', 'get_current_dir_name',
'strerror_r', 'clock_gettime'],
'timegm.c': ['timegm'],
# Note: C99_VSNPRINTF is not a function, but a special condition
# for replacement
'snprintf.c': ['C99_VSNPRINTF', 'snprintf', 'vsnprintf', 'asprintf', 'vasprintf'],
# Note: WORKING_STRPTIME is not a function, but a special condition
# for replacement
'strptime.c': ['WORKING_STRPTIME', 'strptime'],
}
def build(bld):
bld.RECURSE('buildtools/wafsamba')
REPLACE_HOSTCC_SOURCE = ''
for filename in REPLACEMENT_FUNCTIONS.keys():
for function in REPLACEMENT_FUNCTIONS[filename]:
if not bld.CONFIG_SET('HAVE_%s' % function.upper()):
REPLACE_HOSTCC_SOURCE += ' %s' % filename
break
extra_libs = ''
if bld.CONFIG_SET('HAVE_LIBBSD'): extra_libs += ' bsd'
bld.SAMBA_SUBSYSTEM('LIBREPLACE_HOSTCC',
REPLACE_HOSTCC_SOURCE,
use_hostcc=True,
use_global_deps=False,
cflags='-D_SAMBA_HOSTCC_',
group='compiler_libraries',
deps = extra_libs
)
REPLACE_SOURCE = REPLACE_HOSTCC_SOURCE
REPLACE_SOURCE += ' cwrap.c'
if not bld.CONFIG_SET('HAVE_CRYPT'): REPLACE_SOURCE += ' crypt.c'
if not bld.CONFIG_SET('HAVE_DLOPEN'): REPLACE_SOURCE += ' dlfcn.c'
if not bld.CONFIG_SET('HAVE_POLL'): REPLACE_SOURCE += ' poll.c'
if not bld.CONFIG_SET('HAVE_SOCKETPAIR'): REPLACE_SOURCE += ' socketpair.c'
if not bld.CONFIG_SET('HAVE_CONNECT'): REPLACE_SOURCE += ' socket.c'
if not bld.CONFIG_SET('HAVE_GETIFADDRS'): REPLACE_SOURCE += ' getifaddrs.c'
if not bld.CONFIG_SET('HAVE_GETADDRINFO'): REPLACE_SOURCE += ' getaddrinfo.c'
if not bld.CONFIG_SET('HAVE_INET_NTOA'): REPLACE_SOURCE += ' inet_ntoa.c'
if not bld.CONFIG_SET('HAVE_INET_ATON'): REPLACE_SOURCE += ' inet_aton.c'
if not bld.CONFIG_SET('HAVE_INET_NTOP'): REPLACE_SOURCE += ' inet_ntop.c'
if not bld.CONFIG_SET('HAVE_INET_PTON'): REPLACE_SOURCE += ' inet_pton.c'
if not bld.CONFIG_SET('HAVE_GETXATTR') or bld.CONFIG_SET('XATTR_ADDITIONAL_OPTIONS'):
REPLACE_SOURCE += ' xattr.c'
if not bld.CONFIG_SET('HAVE_CLOSEFROM'):
REPLACE_SOURCE += ' closefrom.c'
bld.SAMBA_LIBRARY('replace',
source=REPLACE_SOURCE,
group='base_libraries',
# FIXME: Ideally symbols should be hidden here so they
# don't appear in the global namespace when Samba
# libraries are loaded, but this doesn't appear to work
# at the moment:
# hide_symbols=bld.BUILTIN_LIBRARY('replace'),
private_library=True,
deps='crypt dl nsl socket rt attr' + extra_libs)
replace_test_cflags="-Wno-format-zero-length"
if bld.CONFIG_SET('HAVE_WNO_FORMAT_TRUNCATION'):
replace_test_cflags += " -Wno-format-truncation"
bld.SAMBA_SUBSYSTEM('replace-test',
source='''test/testsuite.c test/strptime.c
test/os2_delete.c test/getifaddrs.c''',
deps='replace',
cflags=replace_test_cflags)
if bld.env.standalone_replace:
bld.SAMBA_BINARY('replace_testsuite',
source='test/main.c',
deps='replace replace-test',
install=False)
# build replacements for stdint.h and stdbool.h if needed
bld.SAMBA_GENERATOR('replace_stdint_h',
rule='cp ${SRC} ${TGT}',
source='hdr_replace.h',
target='stdint.h',
enabled = not bld.CONFIG_SET('HAVE_STDINT_H'))
bld.SAMBA_GENERATOR('replace_stdbool_h',
rule='cp ${SRC} ${TGT}',
source='hdr_replace.h',
target='stdbool.h',
enabled = not bld.CONFIG_SET('HAVE_STDBOOL_H'))
bld.SAMBA_SUBSYSTEM('samba_intl', source='', use_global_deps=False,deps=bld.env.intl_libs)
def dist():
'''makes a tarball for distribution'''
samba_dist.dist()