freebsd-skq/contrib/ntp/sntp/configure.ac
Ollivier Robert eb6d21b4ca Merge 4.2.4p8 into contrib (r200452 & r200454).
Subversion is being difficult here so take a hammer and get it in.

MFC after:		2 weeks
Security:		CVE-2009-3563
2009-12-15 14:58:10 +00:00

160 lines
4.0 KiB
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# Process this file with autoconf to produce a configure script.
AC_INIT(main.c)
AM_INIT_AUTOMAKE([msntp],[1.6])
AC_CONFIG_SRCDIR([header.h])
AC_CANONICAL_HOST
AM_CONFIG_HEADER(config.h)
# Checks for programs.
AC_PROG_CC
# So far, the only shared library we might use is libopts.
# It's a small library - we might as well use a static version of it.
AC_DISABLE_SHARED
m4_defun([_LT_AC_LANG_CXX_CONFIG], [:])
m4_defun([_LT_AC_LANG_F77_CONFIG], [:])
AC_PROG_LIBTOOL
# NTP has (so far) been relying on leading-edge autogen.
# Therefore, by default:
# - use the version we ship with
# - do not install it
# - build a static copy (AC_DISABLE_SHARED - done earlier)
case "${enable_local_libopts+set}" in
set) ;;
*) enable_local_libopts=yes ;;
esac
case "${enable_libopts_install+set}" in
set) ;;
*) enable_libopts_install=no ;;
esac
LIBOPTS_CHECK
AC_MSG_CHECKING([[if $CC can handle #warning]])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[#warning foo]])],[ac_cv_cpp_warning=yes],[ac_cv_cpp_warning=no])
AC_MSG_RESULT([$ac_cv_cpp_warning])
case "$ac_cv_cpp_warning" in
no)
AC_DEFINE([NO_OPTION_NAME_WARNINGS], [1], [Should we avoid #warning on option name collisions?])
AC_MSG_RESULT([[Enabling NO_OPTION_NAME_WARNINGS as #warning does not work]])
;;
esac
AC_C_INLINE
case "$ac_cv_c_inline" in
'')
;;
*)
AC_DEFINE(HAVE_INLINE,1,[inline keyword or macro available])
AC_SUBST(HAVE_INLINE)
esac
# Checks for libraries.
# Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS([arpa/inet.h fcntl.h float.h limits.h netdb.h netinet/in.h stdlib.h string.h sys/socket.h sys/time.h syslog.h unistd.h])
# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_SIZE_T
AC_HEADER_TIME
AC_STRUCT_TM
AC_CACHE_CHECK([for ss_family field in struct sockaddr_storage],
ac_cv_have_ss_family_in_struct_ss, [
AC_TRY_COMPILE(
[
#include <sys/types.h>
#include <sys/socket.h>
],
[ struct sockaddr_storage s; s.ss_family = 1; ],
[ ac_cv_have_ss_family_in_struct_ss="yes" ],
[ ac_cv_have_ss_family_in_struct_ss="no" ],
)
])
case "$ac_cv_have_ss_family_in_struct_ss" in
yes)
AC_DEFINE(HAVE_SS_FAMILY_IN_SS, 1, [Does struct sockaddr_storage have ss_family?])
;;
esac
AC_CACHE_CHECK([for __ss_family field in struct sockaddr_storage],
ac_cv_have___ss_family_in_struct_ss, [
AC_TRY_COMPILE(
[
#include <sys/types.h>
#include <sys/socket.h>
],
[ struct sockaddr_storage s; s.__ss_family = 1; ],
[ ac_cv_have___ss_family_in_struct_ss="yes" ],
[ ac_cv_have___ss_family_in_struct_ss="no" ]
)
])
case "$ac_cv_have___ss_family_in_struct_ss" in
yes)
AC_DEFINE(HAVE___SS_FAMILY_IN_SS, 1, [Does struct sockaddr_storage have __ss_family?])
;;
esac
case "$ac_cv_have_ss_family_in_struct_ss$ac_cv_have___ss_family_in_struct_ss" in
noyes)
AC_DEFINE_UNQUOTED([ss_family], [__ss_family], [normalize ss_family access])
AC_DEFINE_UNQUOTED([ss_len], [__ss_len], [normalize ss_len access])
;;
esac
# Checks for library functions.
#AC_FUNC_MEMCMP dnl HMS: we don't have a memcmp.c to use here, so why bother?
AC_FUNC_SETVBUF_REVERSED
AC_TYPE_SIGNAL
AC_CHECK_FUNCS([alarm])
AC_CHECK_FUNC([gethostent], , AC_SEARCH_LIBS([gethostent], [nsl], , , [-lsocket]))
AC_CHECK_FUNCS([gettimeofday inet_ntoa memset])
AC_CHECK_FUNCS([socket], , AC_SEARCH_LIBS([socket], [socket]))
AC_CHECK_FUNCS([sqrt], , AC_SEARCH_LIBS([sqrt], [m]))
AC_CHECK_FUNCS([strrchr])
case "$host" in
*-*-hpux10.*) # at least for hppa2.0-hp-hpux10.20
case "$GCC" in
yes)
;;
*) CFLAGS="$CFLAGS -Wp,-H18816"
;;
esac
;;
*-*-linux*)
CFLAGS="$CFLAGS -DADJTIME_MISSING"
;;
*-*-sunos*)
CFLAGS="$CFLAGS -DNONBLOCK_BROKEN"
;;
esac
AC_MSG_CHECKING(for bin subdirectory)
AC_ARG_WITH(binsubdir,
AC_HELP_STRING([--with-binsubdir], [bin ={bin,sbin}]),
use_binsubdir="$withval", use_binsubdir="bin")
case "$use_binsubdir" in
bin)
;;
sbin)
;;
*)
AC_MSG_ERROR([<$use_binsubdir> is illegal - must be "bin" or "sbin"])
;;
esac
AC_MSG_RESULT($use_binsubdir)
BINSUBDIR=$use_binsubdir
AC_SUBST(BINSUBDIR)
AC_CONFIG_FILES([Makefile])
AC_OUTPUT