AC_PREREQ(2.61)

AC_INIT([adcli],

	[0.8.2],

	[https://bugs.freedesktop.org/enter_bug.cgi?product=realmd],

	[adcli],

	[http://example.com/website.html])

AC_USE_SYSTEM_EXTENSIONS

# ------------------------------------------------------------------------------

# adcli libtool versioning

# CURRENT : REVISION : AGE

#   +1    :     0    : +1   == new interface that does not break old one.

#   +1    :     0    :  0   == removed an interface. Breaks old apps.

#    ?    :    +1    :  ?   == internal changes that doesn't break anything.

ADCLI_CURRENT=0

ADCLI_REVISION=0

ADCLI_AGE=0

# ------------------------------------------------------------------------------

AC_CONFIG_HEADERS([config.h])

AC_CONFIG_MACRO_DIR([build/m4])

AM_INIT_AUTOMAKE([1.10])

AM_SANITY_CHECK

AM_MAINTAINER_MODE([enable])

m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])],)

LT_PREREQ([2.2.6])

LT_INIT([dlopen disable-static])

AC_PROG_CC

AC_PROG_CPP

AM_PROG_CC_C_O

AM_PROG_LIBTOOL

# -------------------------------------------------------------------

# Kerberos

if test "$KRB5_LIBS" != ""; then

	KRB5_PASSED_LIBS=$KRB5_LIBS

fi

if test "$KRB5_CFLAGS" != ""; then

	KRB5_PASSED_CFLAGS=$KRB5_CFLAGS

fi

AC_PATH_PROG(KRB5_CONFIG, krb5-config)

AC_MSG_CHECKING(for working krb5-config)

if test -x "$KRB5_CONFIG"; then

	KRB5_CFLAGS="`$KRB5_CONFIG --cflags krb5 gssapi`"

	KRB5_LIBS="`$KRB5_CONFIG --libs krb5 gssapi`"

	# Linking failures, so try this

	AC_CHECK_LIB(krb5support, krb5int_labeled_open, KRB5_LIBS="$KRB5_LIBS -lkrb5support")

	AC_MSG_RESULT(yes)

else

	if test "$KRB5_PASSED_LIBS" = ""; then

		AC_MSG_ERROR(no. Please install MIT kerberos devel package)

	fi

fi

if test "$KRB5_PASSED_LIBS" != ""; then

	KRB5_LIBS=$KRB5_PASSED_LIBS

fi

if test "$KRB5_PASSED_CFLAGS" != ""; then

	KRB5_CFLAGS=$KRB5_PASSED_CFLAGS

fi

AC_ARG_VAR([KRB5_CFLAGS], [C compiler flags for kerberos, overriding krb5-config])dnl

AC_ARG_VAR([KRB5_LIBS], [linker flags for kerberos, overriding krb5-config])dnl

AC_SUBST(KRB5_CFLAGS)

AC_SUBST(KRB5_LIBS)

# -------------------------------------------------------------------

# LDAP

AC_CHECK_LIB(ldap, ldap_search, , [ldap_invalid=yes])

AC_CHECK_LIB(lber, ber_pvt_opt_on, , [ldap_invalid=yes])

AC_CHECK_HEADERS([ldap.h], , [ldap_invalid=yes])

if test "$ldap_invalid" = "yes"; then

	AC_MSG_ERROR([Couldn't find OpenLDAP headers or libraries])

fi

AC_CHECK_LIB(ldap, ldap_init_fd, [true], [

	AC_MSG_ERROR([Couldn't find ldap_init_fd function in libldap])

])

AC_SUBST(LDAP_LIBS)

AC_SUBST(LDAP_CFLAGS)

# -------------------------------------------------------------------

# resolv

AC_MSG_CHECKING(for which library has res_query)

for lib in "" "-lresolv"; do

	saved_LIBS="$LIBS"

	LIBS="$LIBS $lib"

	AC_LINK_IFELSE([

		AC_LANG_PROGRAM([#include <resolv.h>],

		                [res_query (0, 0, 0, 0, 0)])

	],

	[ AC_MSG_RESULT(${lib:-libc}); have_res_query="yes"; break; ],

	[ LIBS="$saved_LIBS" ])

done

if test "$have_res_query" != "yes"; then

	AC_MSG_RESULT(no)

	AC_MSG_ERROR([Couldn't find the library for the res_query function])

fi

# --------------------------------------------------------------------

# SASL

AC_CHECK_HEADERS([sasl/sasl.h], , [sasl_invalid=yes])

if test "$sasl_invalid" = "yes"; then

	AC_MSG_ERROR([Couldn't find Cyrus SASL headers])

fi

# --------------------------------------------------------------------

# Documentation options

AC_MSG_CHECKING([whether to build documentation])

AC_ARG_ENABLE(doc,

              AC_HELP_STRING([--enable-doc],

                             [Disable building documentation])

             )

if test "$enable_doc" = "no"; then

	AC_MSG_RESULT($enable_doc)

else

	if test "$enable_doc" = ""; then

		disable_msg="(perhaps --disable-doc)"

	fi

	enable_doc="yes"

	AC_MSG_RESULT($enable_doc)

	AC_PATH_PROG([XSLTPROC], [xsltproc], [no])

	if test "$XSLTPROC" = "no"; then

		AC_MSG_ERROR([the xsltproc command was not found $disable_msg])

	fi

	AC_PATH_PROG([XMLTO], [xmlto], [no])

	if test "$XMLTO" = "no"; then

		AC_MSG_ERROR([the xmlto command was not found $disable_msg])

	fi

	AC_SUBST(XSLTPROC)

	AC_SUBST(XMLTO)

fi

AM_CONDITIONAL([ENABLE_DOC], [test "$enable_doc" = "yes"])

doc_status=$enable_doc

# --------------------------------------------------------------------

# Compilation and linking options

AC_MSG_CHECKING([for debug mode])

AC_ARG_ENABLE(debug,

              AC_HELP_STRING([--enable-debug=no/default/yes],

              [Turn on or off debugging]))

if test "$enable_debug" != "no"; then

	AC_DEFINE_UNQUOTED(WITH_DEBUG, 1, [Print debug output])

	AC_DEFINE_UNQUOTED(_DEBUG, 1, [In debug mode])

	CFLAGS="$CFLAGS -g"

fi

if test "$enable_debug" = "yes"; then

	debug_status="yes (-g, -O0, debug output)"

	CFLAGS="$CFLAGS -O0"

elif test "$enable_debug" = "no"; then

	debug_status="no (no debug output, NDEBUG)"

	AC_DEFINE_UNQUOTED(NDEBUG, 1, [Disable glib assertions])

else

	debug_status="default (-g, debug output)"

fi

AC_MSG_RESULT($debug_status)

AC_MSG_CHECKING(for more warnings)

if test "$GCC" = "yes"; then

	CFLAGS="$CFLAGS \

		-Wall -Wstrict-prototypes -Wmissing-declarations \

		-Wmissing-prototypes -Wnested-externs -Wpointer-arith \

		-Wdeclaration-after-statement -Wformat=2 -Winit-self \

		-Waggregate-return -Wno-missing-format-attribute"

	for option in -Wmissing-include-dirs -Wundef; do

		SAVE_CFLAGS="$CFLAGS"

		CFLAGS="$CFLAGS $option"

		AC_MSG_CHECKING([whether gcc understands $option])

		AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])],

				  [has_option=yes],

				  [has_option=no])

		AC_MSG_RESULT($has_option)

		if test $has_option = no; then

			CFLAGS="$SAVE_CFLAGS"

		fi

	done

else

	AC_MSG_RESULT(no)

fi

AC_ARG_ENABLE(strict,

              [AS_HELP_STRING([--enable-strict], [Strict code compilation])]

             )

AC_MSG_CHECKING([build strict])

if test "$enable_strict" = "yes"; then

	CFLAGS="$CFLAGS -Werror"

	AC_DEFINE_UNQUOTED(WITH_STRICT, 1, [More strict checks])

	strict_status="yes (-Werror, fatals)"

else

	strict_status="no"

fi

AC_MSG_RESULT($strict_status)

AC_MSG_CHECKING([whether to build with gcov testing])

AC_ARG_ENABLE([coverage],

		[AS_HELP_STRING([--enable-coverage], [Whether to enable coverage testing ])],

		[],

		[enable_coverage=no])

AC_MSG_RESULT([$enable_coverage])

if test "$enable_coverage" = "yes"; then

	if test "$GCC" != "yes"; then

		AC_MSG_ERROR(Coverage testing requires GCC)

	fi

	AC_PATH_PROG(GCOV, gcov, no)

	if test "$GCOV" = "no" ; then

		AC_MSG_ERROR(gcov tool is not available)

	fi

	AC_PATH_PROG(LCOV, lcov, no)

	if test "$LCOV" = "no" ; then

		AC_MSG_ERROR(lcov tool is not installed)

	fi

	AC_PATH_PROG(GENHTML, genhtml, no)

	if test "$GENHTML" = "no" ; then

		AC_MSG_ERROR(lcov's genhtml tool is not installed)

	fi

	CFLAGS="$CFLAGS -O0 -g -fprofile-arcs -ftest-coverage"

	LDFLAGS="$LDFLAGS -lgcov"

fi

AM_CONDITIONAL([WITH_COVERAGE], [test "$enable_coverage" = "yes"])

AC_SUBST(LCOV)

AC_SUBST(GCOV)

AC_SUBST(GENHTML)

AC_PATH_PROG(BIN_CAT, cat, no)

if test "$BIN_CAT" = "no" ; then

	AC_MSG_ERROR([cat is not available])

else

	AC_DEFINE_UNQUOTED(BIN_CAT, "$BIN_CAT", [path to cat, used in unit test])

fi

AC_PATH_PROG(BIN_TAC, tac, no)

if test "$BIN_TAC" = "no" ; then

	AC_MSG_ERROR([tac is not available])

else

	AC_DEFINE_UNQUOTED(BIN_TAC, "$BIN_TAC", [path to tac, used in unit test])

fi

AC_PATH_PROG(BIN_REV, rev, no)

if test "$BIN_REV" = "no" ; then

	AC_MSG_ERROR([rev is not available])

else

	AC_DEFINE_UNQUOTED(BIN_REV, "$BIN_REV", [path to rev, used in unit test])

fi

AC_PATH_PROG(BIN_ECHO, echo, no)

if test "$BIN_ECHO" = "no" ; then

	AC_MSG_ERROR([echo is not available])

else

	AC_DEFINE_UNQUOTED(BIN_ECHO, "$BIN_ECHO", [path to echo, used in unit test])

fi

AC_MSG_CHECKING([where is Samba's net utility])

AC_ARG_WITH([samba_data_tool],

              AC_HELP_STRING([--with-samba-data-tool=/path],

              [Path to Samba's net utility]),

              [],

              [with_samba_data_tool=/usr/bin/net])

AC_MSG_RESULT([$with_samba_data_tool])

AC_DEFINE_UNQUOTED(SAMBA_DATA_TOOL, "$with_samba_data_tool",

                   [Path to Samba's net utility])

AC_SUBST(SAMBA_DATA_TOOL, [$with_samba_data_tool])

# ---------------------------------------------------------------------

ADCLI_LT_RELEASE=$ADCLI_CURRENT:$ADCLI_REVISION:$ADCLI_AGE

AC_SUBST(ADCLI_LT_RELEASE)

AC_CONFIG_FILES([Makefile

	build/Makefile

	doc/Makefile

	doc/version.xml

	doc/samba_data_tool_path.xml

	library/Makefile

	tools/Makefile

])

AC_OUTPUT

AC_MSG_NOTICE([build options:

    Host:                            $host

    Debug build:                     $debug_status

    Strict build:                    $strict_status

    Documentation:                   $doc_status

])