#                                               -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.

AC_PREREQ(2.59)
AC_INIT(likewise-keytab, 1.0, support@likewisesoftware.com)
AC_CANONICAL_TARGET
AM_INIT_AUTOMAKE([-Wall -Werror foreign])
AC_CONFIG_HEADERS([include/config.h])

AM_CPPFLAGS=""
AM_CFLAGS=""
AM_LDFLAGS=""

# Platform-specific stuff

MOD_EXT=".so"

case "$host_os:$host_cpu" in
	linux*:i?86|linux*:x86_64|linux*:s390*)
		AC_DEFINE([__LWI_LINUX__], [], [Define if OS is Linux])
		;;
        solaris*:i?86|solaris*:sparc*)
                AC_DEFINE([__LWI_SOLARIS__], [], [Define if OS is Solaris])
                AC_DEFINE([__EXTENSIONS__], [], [Solaris requires this macro to be defined to enable
several function declarations like:
settimeofday(3) in sys/time.h
vsyslog(3) in syslog.h])
                AC_DEFINE([_XOPEN_SOURCE], [500], [Define to desired XOPEN compliance level])
                ;;
        darwin*:*)
                AC_DEFINE([__LWI_DARWIN__], [], [Define if OS is Darwin])
                ;;
        freebsd*:*)
                AC_DEFINE([__LWI_FREEBSD__], [], [Define if OS is FreeBSD])
                ;;
        hpux*:hppa*)
                MOD_EXT=".sl"
                AC_DEFINE([__LWI_HP_UX__], [], [Define if OS is HP-UX])
                AC_DEFINE([_XOPEN_SOURCE_EXTENDED], [1], [Define on HP-UX])
                ;;
        hpux*:ia64*)
                AC_DEFINE([__LWI_HP_UX__], [], [Define if OS is HP-UX])
                AC_DEFINE([_XOPEN_SOURCE_EXTENDED], [1], [Define on HP-UX])
                ;;
        aix*:*)
                AC_DEFINE([__LWI_AIX__], [], [Define if OS is AIX])
                AC_DEFINE([_LINUX_SOURCE_COMPAT], [], [Enable Linux source compatibility on AIX])
                ;;
esac

AC_SUBST(MOD_EXT)

AC_DEFINE_UNQUOTED([MOD_EXT], ["$MOD_EXT"], [Extension of shared modules])

# krb5

AC_ARG_WITH([krb5],
        [AC_HELP_STRING([--with-krb5=<dir>], [use krb5 located in prefix <dir>])],
        [
		KRB5_INCLUDES="-I$withval/include"
                KRB5_LDFLAGS="-L$withval/lib"
        ])

AC_ARG_WITH([krb5-includes],
        [AC_HELP_STRING([--with-krb5-includes=<dir>], [use krb5 includes located in <dir>])],
        [
		KRB5_INCLUDES="-I$withval"
        ])

AC_ARG_WITH([krb5-libs],
        [AC_HELP_STRING([--with-krb5-libs=<dir>], [use krb5 libs located in <dir>])],
        [
		KRB5_LDFLAGS="-L$withval"
        ])

KRB5_LIBS="-lgssapi_krb5 -lkrb5 -lk5crypto"

AC_SUBST(KRB5_INCLUDES)
AC_SUBST(KRB5_LDFLAGS)
AC_SUBST(KRB5_LIBS)

# openldap

AC_ARG_WITH([openldap],
        [AC_HELP_STRING([--with-openldap=<dir>], [use openldap located in prefix <dir>])],
        [
		OPENLDAP_INCLUDES="-I$withval/include"
                OPENLDAP_LDFLAGS="-L$withval/lib"
        ])

AC_ARG_WITH([openldap-includes],
        [AC_HELP_STRING([--with-openldap-includes=<dir>], [use openldap includes located in <dir>])],
        [
		OPENLDAP_INCLUDES="-I$withval"
        ])

AC_ARG_WITH([openldap-libs],
        [AC_HELP_STRING([--with-openldap-libs=<dir>], [use openldap libs located in <dir>])],
        [
		OPENLDAP_LDFLAGS="-L$withval"
        ])

OPENLDAP_LIBS="-lldap_r -llber"

AC_SUBST(OPENLDAP_INCLUDES)
AC_SUBST(OPENLDAP_LDFLAGS)
AC_SUBST(OPENLDAP_LIBS)

# libunistr

AC_ARG_WITH([libunistr],
        [AC_HELP_STRING([--with-libunistr=<dir>], [use libunistr located in prefix <dir>])],
        [
		LIBUNISTR_INCLUDES="-I$withval/include"
                LIBUNISTR_LDFLAGS="-L$withval/lib"
        ])

AC_ARG_WITH([libunistr-includes],
        [AC_HELP_STRING([--with-libunistr-includes=<dir>], [use libunistr includes located in <dir>])],
        [
		LIBUNISTR_INCLUDES="-I$withval"
        ])

AC_ARG_WITH([libunistr-libs],
        [AC_HELP_STRING([--with-libunistr-libs=<dir>], [use libunistr libs located in <dir>])],
        [
		LIBUNISTR_LDFLAGS="-L$withval"
        ])

LIBUNISTR_LIBS="-lunistr"

AC_SUBST(LIBUNISTR_INCLUDES)
AC_SUBST(LIBUNISTR_LDFLAGS)
AC_SUBST(LIBUNISTR_LIBS)

# compat

ENABLE_COMPAT=false

AC_ARG_ENABLE([compat],
        [AC_HELP_STRING([--enable-compat], [enable compat-only build (default: disabled)])],
        [
                if test x"$enableval" = x"yes"
                then
			ENABLE_COMPAT=true
		else
			ENABLE_COMPAT=false
                fi
        ])

AM_CONDITIONAL(ENABLE_COMPAT, [$ENABLE_COMPAT])

# debugging

AC_ARG_ENABLE([debug],
        [AC_HELP_STRING([--enable-debug], [enable debugging (default: disabled)])],
        [
                if test x"$enableval" = x"yes"
                then
			AM_CFLAGS="$AM_CFLAGS -g -O0"
			AM_CPPFLAGS="$AM_CPPFLAGS -DDEBUG"			
                fi
        ])

CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_GNU_SOURCE"

AM_CPPFLAGS="$AM_CPPFLAGS -I${top_srcdir}/include"
AM_CFLAGS="$AM_CFLAGS -Wall -Werror -fno-strict-aliasing"

AC_SUBST(AM_CPPFLAGS)
AC_SUBST(AM_CFLAGS)

AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_LIBTOOL
# Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS([inttypes.h arpa/inet.h fcntl.h limits.h netdb.h netinet/in.h stdint.h stdlib.h stdbool.h string.h strings.h sys/socket.h syslog.h unistd.h sys/types.h fcntl.h iconv.h sys/stat.h time.h sys/time.h nss.h nss_common.h nsswitch.h synch.h pthread.h wc16str.h wc16printf.h])


# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_PID_T
AC_HEADER_TIME
AC_STRUCT_TM

# Check for basic types
AC_CHECK_TYPES([int8, int16, int32, int64], [], [],
[#include <sys/types.h>
 #if __ia64
 #include <model.h>
 #endif])
AC_CHECK_TYPES([uint8, uint16, uint32, uint64])

AC_CHECK_SIZEOF([long long int])
AC_CHECK_SIZEOF([long int])

# Checks for library functions.
AC_FUNC_FORK
AC_FUNC_MALLOC
AC_FUNC_REALLOC
AC_FUNC_SELECT_ARGTYPES
AC_TYPE_SIGNAL
AC_FUNC_STRFTIME
AC_FUNC_VPRINTF
AC_FUNC_STRERROR_R
AC_CHECK_FUNCS([atexit bzero localtime_r memset select socket strchr strerror vsyslog rpl_realloc rpl_malloc clock_gettime clock_settime settimeofday gettimeofday timegm getgrouplist strtoll __strtoll strtoull __strtoull strtol strtoul])
AC_CHECK_DECLS([isblank], [], [], [#include <ctype.h>])
AC_CHECK_TYPES([wchar16_t], [], [], [AC_INCLUDES_DEFAULT
#ifdef HAVE_WC16STR_H
# include <wc16str.h>
#endif
])

AC_CHECK_LIB([pthread], [pthread_self], [PTHREAD_LIBS="-lpthread"])

AC_SUBST(PTHREAD_LIBS)

AC_CONFIG_FILES([Makefile
                 include/Makefile
                 ktkrb5/Makefile
                 utils/Makefile
                 test/Makefile
                 ]
)

AC_OUTPUT