dnl Process this file with autoconf to produce a configure script.
AC_REVISION($Revision$)
AC_INIT(lib/krb5/send_to_kdc.c)
AM_CONFIG_HEADER(include/config.h)

AM_INIT_AUTOMAKE(heimdal,0.0g)

AC_PREFIX_DEFAULT(/usr/heimdal)

AC_CANONICAL_HOST
CANONICAL_HOST=$host
AC_SUBST(CANONICAL_HOST)

case "$host" in 
*-*-sunos4*)
	AC_DEFINE(SunOS, 4)
	;;
esac

dnl Checks for programs.
AC_PROG_CC

dnl AC_KRB_PROG_YACC
AC_PROG_YACC
AC_PROG_LEX
AC_PROG_RANLIB
AC_PROG_AWK
AC_KRB_PROG_LN_S

if test "$GCC" = "yes"; then
  WFLAGS="-Wall -Wno-unused -Wmissing-prototypes"
fi
AC_SUBST(WFLAGS)
CFLAGS="-g"

berkeley_db=db
AC_ARG_WITH(berkeley-db,
[  --without-berkeley-db   if you don't want berkeley db],[
if test "$withval" = no; then
	berkeley_db=""
fi
])

AC_TEST_PACKAGE(krb4,krb.h,libkrb.a,-lkrb)

if test "$with_krb4"; then
	AC_DEFINE(KRB4, 1)
	LIB_krb4="$KRB4LIB -ldes"
	INCLUDE_krb4="$KRB4INCLUDE"
	EXTRA_LIB45=lib45.a
	AC_SUBST(EXTRA_LIB45)
fi
AM_CONDITIONAL(KRB4, test "$with_krb4")
AC_SUBST(LIB_krb4)
AC_SUBST(INCLUDE_krb4)

AC_ARG_ENABLE(kaserver,
[  --enable-kaserver	   if you want the KDC to try to emulate a kaserver],
[
if test "$enableval" != no; then
	AC_DEFINE(KASERVER, 1)
	if test "x$with_krb4" = "x"; then
		AC_MSG_ERROR(kaserver requires krb4)
		exit 1
	fi
fi
])

AC_PATH_PROG(NROFF, nroff)
AC_PATH_PROG(GROFF, groff)
AC_CACHE_CHECK(how to format man pages,ac_cv_sys_man_format,
[cat > conftest.1 << END
.Dd January 1, 1970
.Dt CONFTEST 1
.Sh NAME
.Nm conftest
.Nd
foobar
END

if test "$NROFF" ; then
	for i in "-mdoc" "-mandoc"; do
		if "$NROFF" $i conftest.1 2> /dev/null | \
			grep Jan > /dev/null 2>&1 ; then
			ac_cv_sys_man_format="$NROFF $i"
			break
		fi
	done
fi
if test "$ac_cv_sys_man_format" = "" -a "$GROFF" ; then
	for i in "-mdoc" "-mandoc"; do
		if "$GROFF" -Tascii $i conftest.1 2> /dev/null | \
			grep Jan > /dev/null 2>&1 ; then
			ac_cv_sys_man_format="$GROFF -Tascii $i"
			break
		fi
	done
fi
if test "$ac_cv_sys_man_format"; then
	ac_cv_sys_man_format="$ac_cv_sys_man_format \$< > \$@"
fi
])
if test "$ac_cv_sys_man_format"; then
	CATMAN="$ac_cv_sys_man_format"
	AC_SUBST(CATMAN)
fi
AM_CONDITIONAL(CATMAN, test "$CATMAN")
AC_CACHE_CHECK(extension of pre-formatted manual pages,ac_cv_sys_catman_ext,
if grep _suffix /etc/man.conf > /dev/null 2>&1; then
	ac_cv_sys_catman_ext=0
else
	ac_cv_sys_catman_ext=number
fi
)
if test "$ac_cv_sys_catman_ext" = number; then
	CATMANEXT='$$section'
else
	CATMANEXT=0
fi
AC_SUBST(CATMANEXT)

AC_TEST_PACKAGE(readline,readline.h,libreadline.a,-lreadline)

AC_C_BIGENDIAN
AC_C_INLINE

AC_PATH_XTRA

dnl AM_C_PROTOTYPES

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

dnl Checks for header files.
AC_HEADER_STDC

AC_CHECK_HEADERS(arpa/inet.h arpa/telnet.h bsdsetjmp.h crypt.h)
AC_CHECK_HEADERS(curses.h db.h dbm.h dirent.h err.h errno.h)
AC_CHECK_HEADERS(fcntl.h grp.h inttypes.h limits.h ndbm.h net/if.h netdb.h)
AC_CHECK_HEADERS(netinet/in.h netinet/in6.h netinet/in6_var.h)
AC_CHECK_HEADERS(netinet/in6_machtypes.h netinet/in_systm.h)
AC_CHECK_HEADERS(netinet/ip.h netinet/tcp.h netinfo/ni.h paths.h pty.h pwd.h)
AC_CHECK_HEADERS(rpcsvc/dbm.h sac.h sgtty.h shadow.h signal.h stropts.h)
AC_CHECK_HEADERS(sys/bitypes.h sys/file.h sys/filio.h sys/ioctl.h)
AC_CHECK_HEADERS(sys/param.h sys/proc.h sys/pty.h sys/ptyio.h)
AC_CHECK_HEADERS(sys/ptyvar.h sys/resource.h sys/select.h)
AC_CHECK_HEADERS(sys/socket.h sys/sockio.h sys/stat.h sys/stream.h)
AC_CHECK_HEADERS(sys/stropts.h sys/sysctl.h sys/time.h sys/timeb.h)
AC_CHECK_HEADERS(sys/times.h sys/tty.h sys/types.h sys/uio.h)
AC_CHECK_HEADERS(sys/utsname.h sys/wait.h syslog.h termio.h)
AC_CHECK_HEADERS(termios.h tmpdir.h unistd.h util.h utmp.h utmpx.h)

if test "$ac_cv_header_err_h" = no; then
	EXTRA_HDRS="$EXTRA_HDRS err.h"
	AC_SUBST(EXTRA_HDRS)
fi

dnl Checks for libraries.

AC_FIND_FUNC(socket, socket)
AC_FIND_FUNC(gethostbyname, nsl)
AC_FIND_FUNC(dbopen, $berkeley_db)
AC_FIND_FUNC(dbm_firstkey, $berkeley_db gdbm ndbm)
AC_FIND_FUNC(syslog, syslog)

AC_FIND_FUNC(logwtmp, util)
AC_FIND_FUNC_NO_LIBS(tgetent, termcap)
AC_FIND_FUNC(inet_ntop, ip6)
AC_CHECK_FUNCS(inet_pton)

dnl Checks for library functions.

AC_BROKEN_SNPRINTF
AC_BROKEN_VSNPRINTF

AC_CHECK_FUNCS(_getpty asnprintf asprintf fcntl gethostname gethostbyname2)
AC_CHECK_FUNCS(getmsg grantpt logwtmp mktime ptsname rand random)
AC_CHECK_FUNCS(revoke select setitimer setlogin setpcred setpgid)
AC_CHECK_FUNCS(setsid setsockopt sigaction strstr timegm ttyname umask)
AC_CHECK_FUNCS(unlockpt vasnprintf vasprintf vhangup)

AC_TYPE_SIGNAL
if test "$ac_cv_type_signal" = "void" ; then
	AC_DEFINE(VOID_RETSIGTYPE, 1)
fi
AC_SUBST(VOID_RETSIGTYPE)

AC_FIND_IF_NOT_BROKEN(hstrerror, resolv,
[#ifdef HAVE_NETDB_H
#include <netdb.h>
#endif],
17)

AC_BROKEN(chown daemon err errx fchown flock getcwd)
AC_BROKEN(getdtablesize getusershell inet_aton initgroups)
AC_BROKEN(lstat memmove mkstemp putenv rcmd setegid setenv)
AC_BROKEN(seteuid strcasecmp strdup strerror strftime)
AC_BROKEN(strlwr strnlen strsep strtok_r strupr unsetenv)
AC_BROKEN(verr verrx vsyslog vwarn vwarnx warn warnx)

AC_CACHE_CHECK(if realloc if broken, ac_cv_func_realloc_broken, [
ac_cv_func_realloc_broken=no
AC_TRY_RUN([
#include <stddef.h>
#include <stdlib.h>

int main()
{
	return realloc(NULL, 17) == NULL;
}
],:, ac_cv_func_realloc_broken=yes, :)
])
if test "$ac_cv_func_realloc_broken" = yes ; then
	AC_DEFINE(BROKEN_REALLOC)
fi

dnl AC_KRB_FUNC_GETCWD_BROKEN

dnl
dnl Checks for prototypes and declarations
dnl

AC_NEED_PROTO([
#ifdef HAVE_CRYPT_H
#include <crypt.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
],
crypt)

AC_NEED_PROTO([
#include <string.h>
],
strtok_r)

AC_CHECK_VAR([#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_NETDB_H
#include <netdb.h>
#endif],
h_errno)

AC_CHECK_VAR([#ifdef HAVE_NETDB_H
#include <netdb.h>
#endif],
h_errlist)

AC_CHECK_VAR([#ifdef HAVE_NETDB_H
#include <netdb.h>
#endif],
h_nerr)

AC_CHECK_VAR([#ifdef HAVE_ERR_H
#include <err.h>
#endif],[__progname])

AC_CHECK_DECLARATION([#include <stdlib.h>], optarg)
AC_CHECK_DECLARATION([#include <stdlib.h>], optind)
AC_CHECK_DECLARATION([#include <stdlib.h>], opterr)
AC_CHECK_DECLARATION([#include <stdlib.h>], optopt)

dnl
dnl Check for fields in struct utmp
dnl
AC_EGREP_HEADER(ut_user, utmp.h, AC_DEFINE(HAVE_UT_USER))
AC_EGREP_HEADER(ut_host, utmp.h, AC_DEFINE(HAVE_UT_HOST))
AC_EGREP_HEADER(ut_addr, utmp.h, AC_DEFINE(HAVE_UT_ADDR))
AC_EGREP_HEADER(ut_type, utmp.h, AC_DEFINE(HAVE_UT_TYPE))
AC_EGREP_HEADER(ut_pid, utmp.h, AC_DEFINE(HAVE_UT_PID))
AC_EGREP_HEADER(ut_id, utmp.h, AC_DEFINE(HAVE_UT_ID))
AC_EGREP_HEADER(ut_syslen, utmpx.h, AC_DEFINE(HAVE_UT_SYSLEN))

AC_KRB_IPV6

dnl
dnl Check for struct winsize
dnl

AC_KRB_STRUCT_WINSIZE

dnl
dnl Check for sa_len in struct sockaddr
dnl

AC_KRB_STRUCT_SOCKADDR_SA_LEN

dnl
dnl Check for some common types
dnl

AC_TYPE_PID_T
AC_TYPE_UID_T
AC_TYPE_OFF_T
AC_TYPE_SIZE_T
AC_CHECK_TYPE(ssize_t, int)
AC_TYPE_SIG_ATOMIC_T

dnl AC_SUBST(LIBOBJS)

AC_GROK_TYPES(int8_t int16_t int32_t int64_t)
AC_GROK_TYPES(u_int8_t u_int16_t u_int32_t u_int64_t)

dnl
dnl Tests for editline
dnl

AC_FIND_FUNC_NO_LIBS(el_init, edit)
AC_FIND_FUNC_NO_LIBS(readline, readline)

if test "$with_readline"; then
	AC_DEFINE(HAVE_READLINE, 1)
	editline_OBJS=
	LIB_readline="$READLINELIB "'$(LIB_tgetent)'
	INCLUDE_readline="$READLINEINCLUDE"
elif test "$ac_cv_func_el_init" = yes; then
	AC_DEFINE(HAVE_READLINE, 1)

	editline_OBJS=edit_compat.o
	LIB_readline='-L$(top_builddir)/lib/editline -leditline '"$LIB_el_init"' $(LIB_tgetent)'

	INCLUDE_readline='-I$(top_builddir)/lib/editline -I$(top_srcdir)/lib/editline'
elif test "$ac_cv_func_readline" = yes; then
	AC_DEFINE(HAVE_READLINE, 1)
	editline_OBJS=
	LIB_readline='-lreadline $(LIB_tgetent)'
	INCLUDE_readline=
else
	AC_DEFINE(HAVE_READLINE, 1)
	editline_OBJS="editline.o complete.o sysunix.o"
	LIB_readline='-L$(top_builddir)/lib/editline -leditline $(LIB_tgetent)'
	INCLUDE_readline='-I$(top_builddir)/lib/editline -I$(top_srcdir)/lib/editline'
fi
AC_SUBST(LIB_tgetent)
AC_SUBST(LIB_readline)
AC_SUBST(INCLUDE_readline)
AC_SUBST(editline_OBJS)

dnl telnet muck --------------------------------------------------

AC_DEFINE(AUTHENTICATION)dnl
AC_DEFINE(KRB5)dnl
AC_DEFINE(ENCRYPTION)dnl
AC_DEFINE(DES_ENCRYPTION)dnl
AC_DEFINE(DIAGNOSTICS)dnl
AC_DEFINE(OLD_ENVIRON)dnl

# Simple test for streamspty, based on the existance of getmsg(), alas
# this breaks on SunOS4 which have streams but BSD-like ptys
#
# And also something wierd has happend with dec-osf1, fallback to bsd-ptys

AC_MSG_CHECKING(for streamspty)
case "`uname -sr`" in
SunOS\ 4*|OSF1*|IRIX\ 4*|HP-UX\ ?.10.*)
	krb_cv_sys_streamspty=no
	;;
AIX*)
	os_rel=`uname -v`.`uname -r`
	if expr "$os_rel" : "3*" >/dev/null 2>&1; then
		krb_cv_sys_streamspty=no
	else
		krb_cv_sys_streamspty="$ac_cv_func_getmsg"
	fi
	;;
*)
	krb_cv_sys_streamspty="$ac_cv_func_getmsg"
	;;
esac
if test "$krb_cv_sys_streamspty" = yes; then
	AC_DEFINE(STREAMSPTY)
fi
dnl AC_SUBST(STREAMSPTY)
AC_MSG_RESULT($krb_cv_sys_streamspty)

AC_OUTPUT(Makefile 			\
	include/Makefile		\
	lib/Makefile			\
	lib/roken/Makefile		\
	lib/editline/Makefile		\
	lib/sl/Makefile			\
	lib/error/Makefile		\
	lib/error/compile_et		\
	lib/asn1/Makefile		\
	lib/des/Makefile		\
	lib/krb5/Makefile		\
	lib/hdb/Makefile		\
	lib/gssapi/Makefile		\
	lib/45/Makefile			\
	lib/otp/Makefile		\
	lib/kafs/Makefile		\
	kuser/Makefile			\
	kpasswd/Makefile		\
	admin/Makefile			\
	kdc/Makefile			\
	appl/Makefile			\
	appl/test/Makefile		\
	appl/rsh/Makefile		\
	appl/popper/Makefile		\
	appl/push/Makefile		\
	appl/telnet/Makefile		\
	appl/telnet/libtelnet/Makefile	\
	appl/telnet/telnet/Makefile	\
	appl/telnet/telnetd/Makefile	\
	appl/afsutil/Makefile		\
	doc/Makefile			\
)

dnl
dnl This is the release version name-number[beta]
dnl
HEIMDALVERSION="$PACKAGE-$VERSION"

cat > include/newversion.h.in <<EOF
char *heimdal_long_version = "@(#)\$Version: $HEIMDALVERSION by @USER@ on @HOST@ ($host) @DATE@ \$";
char *heimdal_version = "$HEIMDALVERSION";
EOF

if test -f include/version.h && cmp -s include/newversion.h.in include/version.h.in; then
	echo "include/version.h is unchanged"
	rm -f include/newversion.h.in
else
 	echo "creating include/version.h"
 	User=${USER-${LOGNAME}}
 	Host=`(hostname || uname -n) 2>/dev/null | sed 1q`
 	Date=`date`
	mv -f include/newversion.h.in include/version.h.in
	sed -e "s/@USER@/$User/" -e "s/@HOST@/$Host/" -e "s/@DATE@/$Date/" include/version.h.in > include/version.h
fi