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,0.0)

AC_CANONICAL_HOST
CANONICAL_HOST=$host
AC_SUBST(CANONICAL_HOST)

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 -Wconversion -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"
fi
AC_SUBST(LIB_krb4)
AC_SUBST(INCLUDE_krb4)

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

AC_C_BIGENDIAN

dnl AM_C_PROTOTYPES

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
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 fcntl.h grp.h)
AC_CHECK_HEADERS(limits.h ndbm.h net/if.h netdb.h netinet/in.h)
AC_CHECK_HEADERS(netinet/in6.h netinet/in6_machtypes.h)
AC_CHECK_HEADERS(netinet/in_systm.h netinet/ip.h paths.h)
AC_CHECK_HEADERS(pty.h pwd.h rpcsvc/dbm.h sac.h shadow.h)
AC_CHECK_HEADERS(signal.h stropts.h sys/bitypes.h sys/file.h)
AC_CHECK_HEADERS(sys/filio.h sys/ioctl.h sys/param.h sys/proc.h)
AC_CHECK_HEADERS(sys/pty.h sys/ptyio.h sys/ptyvar.h sys/resource.h)
AC_CHECK_HEADERS(sys/select.h sys/socket.h sys/sockio.h sys/stat.h)
AC_CHECK_HEADERS(sys/stream.h sys/stropts.h sys/sysctl.h)
AC_CHECK_HEADERS(sys/time.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)

AC_SUBST(ac_cv_header_err_h)

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)

dnl Checks for library functions.

AC_CACHE_CHECK(for working snprintf,ac_cv_func_snprintf_working,
ac_cv_func_snprintf_working=yes
AC_TRY_RUN([
#include <stdio.h>
#include <string.h>
int main()
{
changequote(`,')dnl
	char foo[3];
changequote([,])dnl
	snprintf(foo, 2, "12");
	return strcmp(foo, "1");
}],:,ac_cv_func_snprintf_working=no,:))
: << END
@@@funcs="$funcs snprintf"@@@
END
if test "$ac_cv_func_snprintf_working" = yes; then
	foo=HAVE_SNPRINTF
	AC_DEFINE_UNQUOTED($foo)
fi

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

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

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))

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

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		\
	kuser/Makefile			\
	admin/Makefile			\
	kdc/Makefile			\
	appl/Makefile			\
	appl/test/Makefile		\
	appl/rsh/Makefile		\
	appl/telnet/Makefile		\
	appl/telnet/libtelnet/Makefile	\
	appl/telnet/telnet/Makefile	\
	appl/telnet/telnetd/Makefile	\
)