AC_INIT(src)

AM_CONFIG_HEADER(config.h)
AM_INIT_AUTOMAKE(irssi, 0.7.94)

AM_MAINTAINER_MODE

AC_ISC_POSIX
AC_PROG_CC
AC_PROG_CPP
AC_STDC_HEADERS
AC_ARG_PROGRAM
AM_PROG_LIBTOOL

AC_CHECK_HEADERS(string.h stdlib.h unistd.h dirent.h sys/ioctl.h libintl.h)

AC_ARG_WITH(socks,
[  --with-socks            Build with socks support],
	if test x$withval = xyes; then
    		want_socks=yes
	else
    		if test "x$withval" = xno; then
        		want_socks=no
    		else
        		want_socks=yes
    		fi
	fi,
	want_socks=no)

AC_ARG_WITH(textui,
[  --with-textui           Build text frontend],
	if test x$withval = xyes; then
    		want_textui=yes
	else
		if test "x$withval" = xno; then
			want_textui=no
		else
        		want_textui=yes
		fi
	fi,
	want_textui=yes)

AC_ARG_WITH(bot,
[  --with-bot              Build irssi-bot],
	if test x$withval = xyes; then
    		want_irssibot=yes
	else
		if test "x$withval" = xno; then
			want_irssibot=no
		else
        		want_irssibot=yes
		fi
	fi,
	want_irssibot=yes)

AC_ARG_WITH(modules,
[  --with-modules          Specify what modules to build in binary],
	build_modules="$withval")

if test "x$prefix" = "xNONE"; then
	PERL_LIB_DIR=""
else
	PERL_LIB_DIR="$prefix"
fi

AC_ARG_ENABLE(perl,
[  --enable-perl[=dir]     Enable Perl scripting, you can specify the Perl libraries installation path],
	if test x$enableval = xyes; then
    		want_perl=yes
	else
		if test "x$enableval" = xno; then
			want_perl=no
		else
        		want_perl=yes
			PERL_LIB_DIR="$enableval"
			perl_lib_dir_given=yes
		fi
	fi,
	want_perl=yes)

AC_ARG_WITH(servertest,
[  --with-servertest       Build servertest],
	if test x$withval = xyes; then
    		want_servertest=yes
	else
		if test "x$withval" = xno; then
			want_servertest=no
		else
        		want_servertest=yes
		fi
	fi,
	want_servertest=no)

AC_ARG_ENABLE(memdebug,
[  --enable-memdebug       Enable memory debugging],
	if test x$enableval = xyes; then
    		want_memdebug=yes
	else
    		if test "x$enableval" = xno; then
        		want_memdebug=no
    		else
        		want_memdebug=yes
    		fi
	fi,
	want_memdebug=no)

AC_ARG_ENABLE(ipv6,
[  --enable-ipv6           Enable IPv6 support],
	if test x$enableval = xyes; then
    		want_ipv6=yes
	else
    		if test "x$enableval" = xno; then
        		want_ipv6=no
    		else
        		want_ipv6=yes
    		fi
	fi,
	want_ipv6=no)

dnl **
dnl ** just some generic stuff...
dnl **

AC_CHECK_FUNCS(mkfifo fcntl)

AC_CHECK_LIB(socket, socket, [
	PROG_LIBS="$PROG_LIBS -lsocket"
])

AC_CHECK_LIB(nsl, inet_addr, [
	PROG_LIBS="$PROG_LIBS -lnsl"
], -lsocket)

dnl * gcc specific options
if test "x$ac_cv_prog_gcc" = "xyes"; then
  CFLAGS="$CFLAGS -Wall"
fi

dnl * socklen_t - AC_CHECK_TYPE() would be _really_ useful if it only would
dnl * accept header files where to find the typedef..
AC_MSG_CHECKING([for socklen_t])
AC_CACHE_VAL(irssi_cv_type_socklen_t,
[AC_TRY_COMPILE([
#include <sys/types.h>
#include <sys/socket.h>],
[socklen_t t;],
irssi_cv_type_socklen_t=yes,
irssi_cv_type_socklen_t=no,
)])
if test $irssi_cv_type_socklen_t = no; then
AC_DEFINE(socklen_t, int, Define to 'int' if <sys/socket.h> doesn't define.)
fi
AC_MSG_RESULT($irssi_cv_type_socklen_t)

dnl **
dnl ** check for socks
dnl **

if test "x$want_socks" = "xyes"; then
	AC_CHECK_LIB(socks, connect, [
		PROG_LIBS="$PROG_LIBS -lsocks"
		AC_CHECK_HEADER(socks.h, [
			AC_DEFINE(HAVE_SOCKS_H)
			CFLAGS="$CFLAGS -DSOCKS"
			AC_MSG_RESULT(["socks5 library found, building with it"])
		], [
			AC_MSG_RESULT(["socks4 library found, building with it"])
			CFLAGS="$CFLAGS -Dconnect=Rconnect -Dgetsockname=Rgetsockname -Dgetpeername=Rgetpeername -Dbind=Rbind -Daccept=Raccept -Dlisten=Rlisten -Dselect=Rselect"
		])
	])
fi

dnl **
dnl ** fe-text checks
dnl **

AM_PATH_GLIB(1.2.0,,, gmodule)
if test "x$GLIB_LIBS" = "x"; then
	AC_ERROR([GLib is required to build Irssi])
fi

PROG_LIBS="$PROG_LIBS $GLIB_LIBS"
AC_SUBST(PROG_LIBS)

dnl **
dnl ** curses checks
dnl **

if test "x$want_textui" = "xyes"; then
	AC_CHECK_CURSES

	if test "x$has_ncurses" != "x"; then
		AC_CHECK_LIB(ncurses, use_default_colors, [
			AC_DEFINE(HAVE_NCURSES_USE_DEFAULT_COLORS)
		],, $CURSES_LIBS)
		AC_CHECK_LIB(ncurses, idcok, [
			AC_DEFINE(HAVE_CURSES_IDCOK)
		],, $CURSES_LIBS)
		AC_CHECK_LIB(ncurses, resizeterm, [
			AC_DEFINE(HAVE_CURSES_RESIZETERM)
		],, $CURSES_LIBS)
		AC_CHECK_LIB(ncurses, wresize, [
			AC_DEFINE(HAVE_CURSES_WRESIZE)
		],, $CURSES_LIBS)
	else
		AC_CHECK_LIB(curses, idcok, [
			AC_DEFINE(HAVE_CURSES_IDCOK)
		],, $CURSES_LIBS)
		AC_CHECK_LIB(curses, resizeterm, [
			AC_DEFINE(HAVE_CURSES_RESIZETERM)
		],, $CURSES_LIBS)
		AC_CHECK_LIB(curses, wresize, [
			AC_DEFINE(HAVE_CURSES_WRESIZE)
		],, $CURSES_LIBS)
	fi

	if test "$has_curses" != "true"; then
		want_textui=no
		curses_error=yes
        fi
else
	has_curses=false
fi

AC_PATH_PROG(sedpath, sed)
if test "$want_perl" = yes; then
	AC_PATH_PROG(perlpath, perl)
	AC_MSG_CHECKING(for Perl compile flags)

	PERL_CFLAGS=`$perlpath -MExtUtils::Embed -e ccopts 2>/dev/null`
	if test "x$PERL_CFLAGS" = "x"; then
		AC_MSG_RESULT([not found, building without perl.])
		want_perl=no
	else
		PERL_LDFLAGS=`$perlpath -MExtUtils::Embed -e ldopts |$sedpath 's/-lgdbm //'`
		PERL_LDFLAGS=`echo $PERL_LDFLAGS |$sedpath 's/-ldb //'`
		PERL_LDFLAGS=`echo $PERL_LDFLAGS |$sedpath 's/-lndbm //'`
		if test "$system" = "Linux"; then
			PERL_LDFLAGS=`echo $PERL_LDFLAGS |$sedpath 's/-lnsl //'`
			PERL_LDFLAGS=`echo $PERL_LDFLAGS |$sedpath 's/-lposix //'`
		fi
		PERL_LDFLAGS=`echo $PERL_LDFLAGS |$sedpath 's/-lc //'`
		AC_MSG_RESULT(ok)

		AC_SUBST(PERL_CFLAGS)
		AC_SUBST(PERL_LDFLAGS)
		AC_SUBST(PERL_LIB_DIR)
		AC_DEFINE(HAVE_PERL)
	fi

	dnl ** building from objdir..
	if test ! -d plugins/perl/xs; then
		mkdir -p plugins/perl/xs
	fi
fi

dnl ** check what we want to build
AM_CONDITIONAL(BUILD_TEXTUI, test "$want_textui" = "yes")
AM_CONDITIONAL(BUILD_IRSSIBOT, test "$want_irssibot" = "yes")
AM_CONDITIONAL(BUILD_PLUGINS, test "$want_plugins" = "yes")
AM_CONDITIONAL(BUILD_SERVERTEST, test "$want_servertest" = "yes")
AM_CONDITIONAL(HAVE_PERL, test "$want_perl" = "yes")

dnl **
dnl ** Keep all the libraries here so each frontend doesn't need to
dnl ** keep track of them all
dnl **
dnl ** (these could be made configurable)

CHAT_MODULES="irc"
irc_MODULES="dcc flood notifylist"
if test "x$build_modules" != "x"; then
	irc_MODULES="$irc_MODULES $build_modules"
fi

dnl ****************************************

AC_SUBST(CHAT_MODULES)
AC_SUBST(irc_MODULES)

CORE_LIBS="../core/libcore.la ../lib-config/libirssi_config.la ../lib-popt/libpopt.la"
if test "$want_perl" = "yes"; then
	PERL_LIBS="../perl/libperl.la"
else
	PERL_LIBS=""
fi
FE_COMMON_LIBS="../fe-common/core/libfe_common_core.la"

CHAT_LIBS=""
for c in $CHAT_MODULES; do
	module_inits=""
	module_deinits=""
	fe_module_inits=""
	fe_module_deinits=""
	CHAT_LIBS="$CHAT_LIBS ../$c/lib$c.la ../$c/core/lib${c}_core.la"
	if test -d $srcdir/src/fe-common/$c; then
		FE_COMMON_LIBS="$FE_COMMON_LIBS ../fe-common/$c/libfe_common_$c.la"
	fi
	for s in `eval echo \\$${c}_MODULES`; do
		CHAT_LIBS="$CHAT_LIBS ../$c/$s/.libs/lib${c}_$s.a"
		module_inits="$module_inits ${c}_${s}_init();"
		module_deinits="${c}_${s}_deinit(); $module_deinits"
		if test -d $srcdir/src/fe-common/$c/$s; then
			FE_COMMON_LIBS="$FE_COMMON_LIBS ../fe-common/$c/$s/.libs/libfe_common_${c}_$s.a"
			fe_module_inits="$fe_module_inits fe_${c}_${s}_init();"
			fe_module_deinits="fe_${c}_${s}_deinit(); $fe_module_deinits"
		fi
	done

	file="$srcdir/src/$c/$c.c"
        echo "/* this file is automatically generated by configure - don't change */" > $file
	echo "void ${c}_core_init(void); void ${c}_core_deinit(void);" >> $file
	if test "x$module_inits" != "x"; then
        	echo "$module_inits" | $sedpath -e 's/()/(void)/g' -e 's/ /void /g' >> $file
        	echo "$module_deinits" | $sedpath -e 's/[ ]*$//' -e 's/()/(void)/g' -e 's/ /void /g' -e 's/^/void /' >> $file
	fi
        echo "void ${c}_init(void) { ${c}_core_init(); $module_inits }" >> $file
        echo "void ${c}_deinit(void) { $module_deinits ${c}_core_deinit(); }" >> $file

	if test -d $srcdir/src/fe-common/$c; then
	        file="$srcdir/src/fe-common/$c/${c}-modules.c"
	        echo "/* this file is automatically generated by configure - don't change */" > $file
	        echo "$fe_module_inits" | $sedpath -e 's/()/(void)/g' -e 's/ /void /g' >> $file
	        echo "$fe_module_deinits" | $sedpath -e 's/[ ]*$//' -e 's/()/(void)/g' -e 's/ /void /g' -e 's/^/void /' >> $file
	        echo "void fe_${c}_modules_init(void) { $fe_module_inits }" >> $file
	        echo "void fe_${c}_modules_deinit(void) { $fe_module_deinits }" >> $file
	fi
done

dnl **
dnl ** internationalization support
dnl **

ALL_LINGUAS="pl fi pt_BR fr de"
AM_GNU_GETTEXT

dnl ** common libraries needed by frontends
COMMON_NOUI_LIBS="$PERL_LIBS $CHAT_LIBS $CORE_LIBS $INTLLIBS"
COMMON_LIBS="$FE_COMMON_LIBS $COMMON_NOUI_LIBS"
AC_SUBST(COMMON_NOUI_LIBS)
AC_SUBST(COMMON_LIBS)

dnl **
dnl ** memory debugging
dnl **

if test "x$want_memdebug" = "xyes"; then
	AC_DEFINE(MEM_DEBUG)
fi
AM_CONDITIONAL(BUILD_MEMDEBUG, test "x$want_memdebug" = "xyes")

dnl **
dnl ** IPv6 support
dnl **

if test "x$want_ipv6" = "xyes"; then
	AC_DEFINE(HAVE_IPV6)
fi

AC_OUTPUT(
Makefile
po/Makefile.in
intl/Makefile
src/Makefile
src/core/Makefile
src/irc/Makefile
src/irc/core/Makefile
src/irc/bot/Makefile
src/irc/dcc/Makefile
src/irc/notifylist/Makefile
src/irc/flood/Makefile
src/fe-common/Makefile
src/fe-common/core/Makefile
src/fe-common/irc/Makefile
src/fe-common/irc/dcc/Makefile
src/fe-common/irc/flood/Makefile
src/fe-common/irc/notifylist/Makefile
src/fe-none/Makefile
src/fe-text/Makefile
src/lib-config/Makefile
src/lib-popt/Makefile
src/perl/Makefile
src/perl/xs/Makefile.PL
servertest/Makefile
scripts/Makefile
docs/Makefile
docs/help/Makefile
docs/help/in/Makefile
stamp.h
irssi.spec
irssi-version.h
irssi-config)

dnl ** for building from objdir
if test "x$want_perl" = "xyes"; then
	old_dir=`pwd` && cd $srcdir && whole_dir=`pwd` && cd $old_dir

	if test "x$old_dir" != "x$whole_dir"; then
		for file in $whole_dir/src/perl/xs/typemap $whole_dir/src/perl/xs/module.h $whole_dir/src/perl/xs/*.xs; do
			ln -sf $file `echo $file|sed "s?$whole_dir/??"`
		done
	fi
fi

echo

if test "x$curses_error" != "xyes"; then
	echo "Building text frontend ..... : $want_textui"
else
	echo "Building text frontend ..... : NO!!"
	echo " - Because curses was not found, specify the path to it with"
	echo "   --with-curses=/dir and make sure you have the curses headers"
	echo "   installed (usually in ncurses-devel package)"
fi
echo "Building irssi-bot ......... : $want_irssibot"
echo "Building with IPv6 support . : $want_ipv6"
echo "Building with Perl support . : $want_perl"
if test "x$want_perl" = "xyes"; then
	if test "x$PERL_LIB_DIR" = "x"; then
		echo "Perl library directory ..... : (default - usually /usr/local/lib/perl_site)"
	else
		echo "Perl library directory ..... : $PERL_LIB_DIR"
		if test "x$perl_lib_dir_given" != "xyes"; then
			echo " - NOTE: This is automatically set to the same directory you gave with"
			echo "   --prefix. Irssi's perl scripts do not work unless you also add"
			echo "   this directory to @INC (or do some other magic)."
			echo "   *OR* what you might want to do instead, is to simply give --enable-perl="
			echo "   (nothing after '=') option to configure, and make install will install"
			echo "   the Perl libraries to defaut directory."
		fi
	fi
fi
echo "Install prefix ............. : $prefix"