configure.in

# 
#  $Id: configure.in,v 1.38 2008/03/05 18:02:55 cparker Exp $
# 
#  Copyright (C) 1996,1997 Lars Fenneberg
# 
#  See the file COPYRIGHT for the respective terms and conditions. 
# 
# 

AC_INIT

AM_MAINTAINER_MODE

AC_CONFIG_SRCDIR([src/radlogin.c])
AC_CANONICAL_TARGET([])

case "$target" in
	*)
	;;
esac

AM_INIT_AUTOMAKE(radiusclient, 1.1.6)

LIBVERSION=2:0:0
AC_SUBST(LIBVERSION)

pkgsysconfdir=${sysconfdir}/$PACKAGE
AC_SUBST(pkgsysconfdir)

AC_PROG_LIBTOOL

AC_PROG_CC

dnl Needed for normal compile
AC_PATH_PROG(AR, ar)
AM_PROG_LIBTOOL

dnl HAVE_SHADOW_PASSWORDS
AC_MSG_CHECKING(whether to include shadow password support)
AC_ARG_ENABLE(shadow,
[  --enable-shadow         Enable shadow password support],
[
        AC_MSG_RESULT(yes)
	AC_DEFINE(HAVE_SHADOW_PASSWORDS)
	shadow_passwords=yes
],
[
        AC_MSG_RESULT(no)
	shadow_passwords=no
]
)

dnl Check if we need -lsocket.
AC_CHECK_LIB(socket, socket)

dnl Check if we need -lnsl. Usually if we want to
dnl link against -lsocket we need to include -lnsl as well.
AC_CHECK_LIB(nsl, gethostbyaddr)

dnl Check the style of gethostbyaddr, in order of preference
dnl GNU (_r eight args)
dnl SYSV (_r six args)
dnl BSD (three args, may not be thread safe)
dnl Tru64 has BSD version, but it is thread safe
dnl     http://h30097.www3.hp.com/docs/base_doc/DOCUMENTATION/V51B_HTML/MAN/MAN3/1739____.HTM
dnl We need #stdio.h to define NULL on FreeBSD (at least)
gethostbyaddrrstyle=""
AC_MSG_CHECKING([gethostbyaddr_r() syntax])
case "$host" in
*-freebsd*)
	AC_DEFINE([GETHOSTBYADDR_R], [], [Define to 1 us gethostbyaddr_r()])
        AC_DEFINE([GETHOSTBYADDRRSTYLE_BSD], [], [Define to 1 to use bsd-style gethostbyaddr_r()])
        gethostbyaddrrstyle=BSD
        AC_MSG_WARN([FreeBSD overridden to BSD-style])
        ;;
esac
if test "x$gethostbyaddrrstyle" = "x"; then
        AC_TRY_LINK([
#include <stdio.h>
#include <netdb.h>
], [ gethostbyaddr_r(NULL, 0, 0, NULL, NULL, 0, NULL, NULL) ], [
	AC_DEFINE(GETHOSTBYADDR_R)
        AC_DEFINE([GETHOSTBYADDRRSTYLE_GNU], [], [Define to 1 to use gnu-style gethostbyaddr_r()])
        gethostbyaddrrstyle=GNU
])
fi
if test "x$gethostbyaddrrstyle" = "x"; then
        AC_TRY_LINK([
#include <stdio.h>
#include <netdb.h>
], [ gethostbyaddr_r(NULL, 0, 0, NULL, NULL, 0, NULL) ] , [
	AC_DEFINE(GETHOSTBYADDR_R)
	AC_DEFINE([GETHOSTBYADDRRSTYLE_SYSV], [], [Define to 1 to use sysv-style gethostbyaddr_r()])
        gethostbyaddrrstyle=SYSV
])
fi
if test "x$gethostbyaddrrstyle" = "x"; then
        AC_TRY_LINK([
#include <stdio.h>
#include <netdb.h>
], [ gethostbyaddr(NULL, 0, 0)  ], [
	AC_DEFINE(GETHOSTBYADDR_R)
        AC_DEFINE(GETHOSTBYADDRRSTYLE_BSD)
        gethostbyaddrrstyle=BSD
])
fi

if test "x$gethostbyaddrrstyle" = "x"; then
        AC_MSG_RESULT([none!  It must not exist, here.])
else
        AC_MSG_RESULT([${gethostbyaddrrstyle}-style])
fi

if test "x$gethostbyaddrrstyle" = "xBSD"; then
        AC_MSG_WARN([ ****** BSD-style gethostbyaddr might NOT be thread-safe! ****** ])
fi

dnl Check the style of gethostbyname, in order of preference
dnl GNU (_r seven args)
dnl SYSV (_r five args)
dnl BSD (two args, may not be thread safe)
dnl Tru64 has BSD version, but it _is_ thread safe
dnl     http://h30097.www3.hp.com/docs/base_doc/DOCUMENTATION/V51B_HTML/MAN/MAN3/1946____.HTM
dnl We need #stdio.h to define NULL on FreeBSD (at least)
gethostbynamerstyle=""
AC_MSG_CHECKING([gethostbyname_r() syntax])
AC_TRY_LINK([
#include <stdio.h>
#include <netdb.h>
], [ gethostbyname_r(NULL, NULL, NULL, 0, NULL, NULL) ], [
	AC_DEFINE([GETHOSTBYNAME_R], [], [Define to 1 to use gethostbyname_r()])
        AC_DEFINE([GETHOSTBYNAMERSTYLE_GNU], [], [Define to 1 to use gnu-style gethostbyname_r()])
        gethostbynamerstyle=GNU
])
if test "x$gethostbynamerstyle" = "x"; then
        AC_TRY_LINK([
#include <stdio.h>
#include <netdb.h>
], [ gethostbyname_r(NULL, NULL, NULL, 0, NULL) ] , [
        AC_DEFINE(GETHOSTBYNAME_R)        
	AC_DEFINE([GETHOSTBYNAMERSTYLE_SYSV], [], [Define to 1 to use sysv-style gethostbyname_r()])
        gethostbynamerstyle=SYSV
])
fi
if test "x$gethostbynamerstyle" = "x"; then
        AC_TRY_LINK([
#include <stdio.h>
#include <netdb.h>
], [ gethostbyname(NULL)  ], [
	AC_DEFINE(GETHOSTBYNAME_R)
	AC_DEFINE([GETHOSTBYNAMERSTYLE_BSD], [], [Define to 1 to use bsd-style gethostbyname_r()])
        gethostbynamerstyle=BSD
])
fi

if test "x$gethostbynamerstyle" = "x"; then
        AC_MSG_RESULT([none!  It must not exist, here.])
else
        AC_MSG_RESULT([${gethostbynamerstyle}-style])
fi

if test "x$gethostbynamerstyle" = "xBSD"; then
        AC_MSG_WARN([ ****** BSD-style gethostbyname might NOT be thread-safe! ****** ])
fi

AC_CHECK_LIB(crypt, crypt)

dnl Checks for endianness
AC_C_BIGENDIAN
if test $ac_cv_c_bigendian = yes; then
	AC_DEFINE(BIG_ENDIAN)
else
	AC_DEFINE(LITTLE_ENDIAN)
fi

dnl Checks for header files.
AC_HEADER_DIRENT
AC_HEADER_STDC
AC_CHECK_HEADERS(crypt.h signal.h sys/signal.h sys/stat.h)
AC_CHECK_HEADERS(fcntl.h sys/fcntl.h)
AC_CHECK_HEADERS(sys/utsname.h getopt.h unistd.h)
AC_CHECK_HEADERS(sys/file.h termios.h sys/ioctl.h)
AC_CHECK_HEADERS(netdb.h syslog.h pwd.h)
AC_CHECK_HEADERS(sys/socket.h netinet/in.h arpa/inet.h)
if test "$shadow_passwords" = "yes"
then
	AC_CHECK_HEADER(shadow.h)
fi


dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_OFF_T
AC_TYPE_SIZE_T
AC_HEADER_TIME
AC_STRUCT_TM

dnl Checks for library functions.
AC_PROG_GCC_TRADITIONAL
AC_FUNC_MEMCMP
AC_FUNC_SETVBUF_REVERSED
AC_TYPE_SIGNAL
AC_FUNC_STRFTIME
AC_FUNC_ALLOCA
AC_REPLACE_FUNCS(strdup strerror strcasecmp)
AC_CHECK_FUNCS(flock fcntl uname gethostname sysinfo getdomainname)
AC_CHECK_FUNCS(stricmp random rand snprintf vsnprintf strlcpy)

if test "$ac_cv_func_uname" = 'yes' && test "$cross_compiling" = 'no'
then
	AC_MSG_CHECKING([for field domainname in struct utsname])
	AC_TRY_RUN([
	#include <sys/utsname.h>
	
	int main(int argc, char*argv[])
	{
		struct utsname uts;
		uts.domainname[0] = '\0';
	}
	],
	AC_MSG_RESULT(yes)
	AC_DEFINE(HAVE_STRUCT_UTSNAME_DOMAINNAME),
	AC_MSG_RESULT(no)
	)
fi

AC_MSG_CHECKING([for getentropy])
AC_LINK_IFELSE([AC_LANG_PROGRAM([
          #include <unistd.h>],[
                  getentropy(0, 0);
                 ])],
                 [AC_MSG_RESULT(yes)
                  AC_DEFINE([HAVE_GETENTROPY], 1, [Enable the OpenBSD getentropy function])
                  enable_getrandom=getentropy],
                 [AC_MSG_RESULT(no)])

AC_MSG_CHECKING([for /dev/urandom])
if test -c /dev/urandom
then
	AC_MSG_RESULT(yes)
	AC_DEFINE(HAVE_DEV_URANDOM)
else
	AC_MSG_RESULT(no)
fi

AC_ARG_WITH([nettle], [AS_HELP_STRING([--with-nettle],
	[use nettle for crypto @<:@default=no@:>@])],
	[with_nettle=$withval],
	[with_nettle=no])

if test "$with_nettle" != no; then
	PKG_CHECK_MODULES(NETTLE, [nettle >= 2.4], [use_nettle=yes], [use_nettle=no])

	if test "$use_nettle" = yes;then
		CRYPTO_CFLAGS="$NETTLE_CFLAGS"
		CRYPTO_LIBS="$NETTLE_LIBS"
		AC_DEFINE([HAVE_NETTLE], 1, [Define to 1 to use nettle for MD5.])
	fi
fi

AM_CONDITIONAL(ENABLE_NETTLE, test "$use_nettle" = "yes")

AC_SUBST(CRYPTO_CFLAGS, [$CRYPTO_CFLAGS])
AC_SUBST(CRYPTO_LIBS, [$CRYPTO_LIBS])

dnl Determine PATH setting
echo $ac_n "using the following PATH setting for exec'ed programs... $ac_c" 1>&6
AC_ARG_WITH(secure-path,
[  --with-secure-path      PATH setting for exec'ed programs],
[
        AC_MSG_RESULT($withval)
        RC_SECURE_PATH=$withval
],
[
        AC_MSG_RESULT(/bin:/usr/bin:/usr/local/bin)
	RC_SECURE_PATH=/bin:/usr/bin:/usr/local/bin
]
)

dnl Checking which syslog facility to use
AC_MSG_CHECKING(which syslog facility to use)
AC_ARG_WITH(facility,
[  --with-facility         Syslog facility to use],
[
        AC_MSG_RESULT($withval)
        RC_LOG_FACILITY=$withval
],
[
        AC_MSG_RESULT(LOG_DAEMON)
        RC_LOG_FACILITY=LOG_DAEMON
]
)

AC_SUBST(RC_SECURE_PATH)
AC_SUBST(RC_LOG_FACILITY)

AH_OUTPUT([BIG_ENDIAN], [/* is big endian arch ? */
#undef BIG_ENDIAN])
AH_OUTPUT([LITTLE_ENDIAN], [/* is little endian arch ? */
#undef LITTLE_ENDIAN])
AH_OUTPUT([HAVE_DEV_URANDOM], [/* does /dev/urandom exist ? */
#undef HAVE_DEV_URANDOM])
AH_OUTPUT([HAVE_SHADOW_PASSWORDS], [/* shadow password support */
#undef HAVE_SHADOW_PASSWORDS])
AH_OUTPUT([HAVE_STRUCT_UTSNAME_DOMAINNAME], [/*struct utsname has domainname field */
#undef HAVE_STRUCT_UTSNAME_DOMAINNAME])
AH_OUTPUT([NEED_SIG_PROTOTYPES], [/* do you need the sig* prototypes ? */
#undef NEED_SIG_PROTOTYPES])
AH_OUTPUT([PACKAGE], [
#undef PACKAGE])
AH_OUTPUT([VERSION], [
#undef VERSION])

AM_CONFIG_HEADER(config.h)
dnl LTLIBOBJS=`echo "$LIB@&t@OBJS" | sed 's,\.[[^.]]* ,.lo ,g;s,\.[[^.]]*$,.lo,'`
dnl AC_SUBST(LTLIBOBJS)
AC_CONFIG_FILES([
Makefile
include/Makefile lib/Makefile src/Makefile man/Makefile etc/Makefile
doc/Makefile
login.radius/Makefile login.radius/migs/Makefile
tests/Makefile
tests/docker/Makefile
rpm/Makefile
debian/Makefile
])
AC_CONFIG_COMMANDS([default],[[test -z "$CONFIG_HEADERS" || echo timestamp > stamp-h]],[[]])
AC_OUTPUT