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dnl Copyright (C) 1997-2021 Free Software Foundation, Inc.
dnl
dnl This program is free software; you can redistribute it and/or modify
dnl it under the terms of the GNU General Public License as published by
dnl the Free Software Foundation; either version 3 of the License, or
dnl (at your option) any later version.
dnl
dnl This program is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
dnl GNU General Public License for more details.
dnl
dnl You should have received a copy of the GNU General Public License
dnl along with this program. If not, see <http://www.gnu.org/licenses/>.
dnl
dnl Check for various platform settings.
AC_DEFUN([SIM_AC_PLATFORM],
[dnl
dnl Check for common headers.
dnl NB: You can assume C11 headers exist.
AC_CHECK_HEADERS_ONCE(m4_flatten([
dlfcn.h
fcntl.h
fpu_control.h
termios.h
unistd.h
utime.h
linux/if_tun.h
linux/mii.h
linux/types.h
net/if.h
netinet/in.h
netinet/tcp.h
sys/ioctl.h
sys/mman.h
sys/mount.h
sys/param.h
sys/resource.h
sys/socket.h
sys/stat.h
sys/statfs.h
sys/termio.h
sys/termios.h
sys/types.h
sys/vfs.h
]))
AC_HEADER_DIRENT
AC_CHECK_FUNCS_ONCE(m4_flatten([
__setfpucw
access
aint
anint
cfgetispeed
cfgetospeed
cfsetispeed
cfsetospeed
chdir
chmod
dup
dup2
execv
execve
fcntl
fork
fstat
fstatfs
ftruncate
getdirentries
getegid
geteuid
getgid
getpid
getppid
getrusage
gettimeofday
getuid
ioctl
kill
link
lseek
mmap
munmap
pipe
posix_fallocate
pread
rmdir
setregid
setreuid
setgid
setuid
sigaction
sigprocmask
sqrt
stat
strsignal
symlink
tcdrain
tcflow
tcflush
tcgetattr
tcgetpgrp
tcsendbreak
tcsetattr
tcsetpgrp
time
truncate
umask
unlink
utime
]))
AC_STRUCT_ST_BLKSIZE
AC_STRUCT_ST_BLOCKS
AC_STRUCT_ST_RDEV
AC_STRUCT_TIMEZONE
AC_CHECK_MEMBERS([[struct stat.st_dev], [struct stat.st_ino],
[struct stat.st_mode], [struct stat.st_nlink], [struct stat.st_uid],
[struct stat.st_gid], [struct stat.st_rdev], [struct stat.st_size],
[struct stat.st_blksize], [struct stat.st_blocks], [struct stat.st_atime],
[struct stat.st_mtime], [struct stat.st_ctime]], [], [],
[[#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_STAT_H
#include <sys/stat.h>
#endif]])
AC_CHECK_TYPES([__int128])
AC_CHECK_TYPES(socklen_t, [], [],
[#include <sys/types.h>
#include <sys/socket.h>
])
dnl Types used by common code
AC_TYPE_GETGROUPS
AC_TYPE_MODE_T
AC_TYPE_OFF_T
AC_TYPE_PID_T
AC_TYPE_SIGNAL
AC_TYPE_SIZE_T
AC_TYPE_UID_T
dnl We don't use gettext, but bfd does. So we do the appropriate checks
dnl to see if there are intl libraries we should link against.
ALL_LINGUAS=
ZW_GNU_GETTEXT_SISTER_DIR
dnl BFD conditionally uses zlib, so we must link it in if libbfd does, by
dnl using the same condition.
AM_ZLIB
dnl BFD uses libdl when when plugins enabled.
AC_PLUGINS
AM_CONDITIONAL(PLUGINS, test "$plugins" = yes)
LT_INIT([dlopen])
AC_SUBST(lt_cv_dlopen_libs)
dnl Libraries.
AC_CHECK_LIB(socket, bind)
AC_CHECK_LIB(nsl, gethostbyname)
AC_CHECK_LIB(m, fabs)
AC_CHECK_LIB(m, log2)
])
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