AC_INIT([gparted],[0.25.0-git],[https://bugzilla.gnome.org/enter_bug.cgi?product=gparted])
AC_PREREQ([2.50])

AC_CONFIG_SRCDIR([src/main.cc])
AC_CONFIG_HEADERS([config.h])
AC_CONFIG_MACRO_DIR([m4])

AM_INIT_AUTOMAKE([1.9])
AM_MAINTAINER_MODE


dnl======================
dnl checks for programs
dnl======================
AC_PROG_CXX
AC_PROG_CC
AC_PROG_LIBTOOL
AC_PROG_AWK
dnl Check for pkg-config early to avoid splitting message when first used.
PKG_CHECK_EXISTS


dnl======================
dnl checks for other programs
dnl======================
AC_CHECK_PROGS([GKSUPROG], [gksudo gksu kdesudo "xdg-su -c"], [])


dnl======================
dnl i18n stuff
dnl======================
GETTEXT_PACKAGE=gparted
AC_SUBST([GETTEXT_PACKAGE])
AC_DEFINE_UNQUOTED([GETTEXT_PACKAGE], "$GETTEXT_PACKAGE", [description])

AM_GLIB_GNU_GETTEXT
IT_PROG_INTLTOOL([0.35.5])


dnl======================
dnl checks for libs
dnl======================
AC_CHECK_LIB([uuid], [uuid_generate], [], AC_MSG_ERROR([*** libuuid not found.]))
AC_CHECK_LIB([dl], [dlopen], [], AC_MSG_ERROR([*** libdl not found.]))
AC_CHECK_LIB([parted], [ped_device_read], [], AC_MSG_ERROR([*** libparted not found.]))


dnl Check for minimum required libparted version.
dnl 1) Check using pkg-config.
dnl    (Older distros tend to not provide pkg-config information for libparted).
dnl 2) Check by linking and running a program to report libparted version directly.
LIBPARTED_REQUIRED_VERSION='1.7.1'
AC_MSG_CHECKING([for libparted >= $LIBPARTED_REQUIRED_VERSION (querying pkg-config)])
LIBPARTED_REQUIRED_INT=`echo "$LIBPARTED_REQUIRED_VERSION" |
	$AWK -F. '{print $1 * 1000000 + $2 * 10000 + $3}'`
dnl 1) Check using pkg-config.
PKG_CHECK_EXISTS(
	[libparted],
	[LIBPARTED_FOUND_VERSION=`$PKG_CONFIG --modversion libparted`
	 LIBPARTED_FOUND_INT=`echo "$LIBPARTED_FOUND_VERSION" |
		$AWK -F. '{print $1 * 1000000 + $2 * 10000 + $3}'`
	 AC_MSG_RESULT([$LIBPARTED_FOUND_VERSION])
	 test "$LIBPARTED_FOUND_INT" -ge "$LIBPARTED_REQUIRED_INT" ||
		AC_MSG_ERROR([*** libparted too old.  Require libparted >= $LIBPARTED_REQUIRED_VERSION but only found libparted $LIBPARTED_FOUND_VERSION.])
	],
	[AC_MSG_RESULT([not found])
	 dnl 2) Check by linking and running a program to report libparted version
	 dnl    directly.
	 AC_MSG_CHECKING([for libparted >= $LIBPARTED_REQUIRED_VERSION (querying libparted)])
	 AC_RUN_IFELSE(
		[AC_LANG_SOURCE(
			[[
#include <stdio.h>
#include <stdlib.h>
#include <parted/parted.h>

int main()
{
	const char *version = ped_get_version();
	if (version == NULL)
	{
		fprintf(stderr, "ERROR: ped_get_version() returned NULL\n");
		return EXIT_FAILURE;
	}
	printf("%s\n", version);
	return EXIT_SUCCESS;
}
			]]
		)],
		dnl Run test program again to cache libparted version.
		[LIBPARTED_FOUND_VERSION=`./conftest$EXEEXT`
		 LIBPARTED_FOUND_INT=`echo "$LIBPARTED_FOUND_VERSION" |
			$AWK -F. '{print $1 * 1000000 + $2 * 10000 + $3}'`
		 test "$LIBPARTED_FOUND_INT" -ge "$LIBPARTED_REQUIRED_INT" ||
			AC_MSG_ERROR([*** libparted too old.  Require libparted >= $LIBPARTED_REQUIRED_VERSION but only found libparted $LIBPARTED_FOUND_VERSION.])
		],
		[AC_MSG_ERROR([*** Error querying libparted version.  Check config.log for details.])]
	)]
)


dnl Check for libparted 2.0 to 3.0 inclusive for a bug where loop table
dnl creation doesn't delete old partitions.
LIBPARTED_MIN_WANTED_VERSION='2.0'
LIBPARTED_MAX_WANTED_VERSION='3.0'
AC_MSG_CHECKING([for $LIBPARTED_MIN_WANTED_VERSION <= libparted <= $LIBPARTED_MAX_WANTED_VERSION (loop table creation doesn't delete old partitions)])
LIBPARTED_MIN_WANTED_INT=`echo "$LIBPARTED_MIN_WANTED_VERSION" |
	$AWK -F. '{print $1 * 1000000 + $2 * 10000 + $3}'`
LIBPARTED_MAX_WANTED_INT=`echo "$LIBPARTED_MAX_WANTED_VERSION" |
	$AWK -F. '{print $1 * 1000000 + $2 * 10000 + $3}'`
if test "$LIBPARTED_MIN_WANTED_INT" -le "$LIBPARTED_FOUND_INT" -a \
        "$LIBPARTED_FOUND_INT" -le "$LIBPARTED_MAX_WANTED_INT"; then
	need_loop_delete_old_ptns_workaround=yes
	AC_DEFINE([ENABLE_LOOP_DELETE_OLD_PTNS_WORKAROUND], 1,
	          [Define to 1 to enable deletion of old partitions before creating a loop table workaround])
	AC_MSG_RESULT([(cached) yes])
else
	need_loop_delete_old_ptns_workaround=no
	AC_MSG_RESULT([(cached) no])
fi


dnl Check for libparted >= 2.2 for improved informing the kernel to
dnl re-read the partition table code and support of larger sector sizes
dnl (> 512 bytes).
LIBPARTED_WANTED_VERSION='2.2'
AC_MSG_CHECKING([for libparted >= $LIBPARTED_WANTED_VERSION (improved pt re-read)])
LIBPARTED_WANTED_INT=`echo "$LIBPARTED_WANTED_VERSION" |
	$AWK -F. '{print $1 * 1000000 + $2 * 10000 + $3}'`
if test "$LIBPARTED_FOUND_INT" -ge "$LIBPARTED_WANTED_INT"; then
	AC_DEFINE([USE_LIBPARTED_LARGE_SECTOR_SUPPORT], 1,
	          [Define to 1 to use libparted large sector support])
	need_pt_reread_workaround=no; support_large_sector_sizes=yes
	AC_MSG_RESULT([(cached) yes])
else
	AC_DEFINE([ENABLE_PT_REREAD_WORKAROUND], 1,
	          [Define to 1 to enable partition re-read workaround])
	need_pt_reread_workaround=yes; support_large_sector_sizes=no
	AC_MSG_RESULT([(cached) no])
fi


dnl Check for ped_file_system_resize() function to determine the existence
dnl of the API in the original parted library.  Available in parted <= 2.4.
dnl
dnl NOTE:
dnl For AC_CHECK_LIB the default action-if-found ($3) includes extending
dnl LIBS with the newly found library ($1) thus:
dnl     LIBS="-l$1 $LIBS"
dnl
dnl As the default action-if-found is overridden, LIBS isn't extended so
dnl saving and restoring LIBS isn't required.
have_old_lp_fs_resize_api=no
AC_CHECK_LIB(
	[parted], [ped_file_system_resize],
	[have_old_lp_fs_resize_api=yes]
)


dnl If not already found, check for ped_file_system_resize() function in
dnl the parted-fs-resize library to determine the need to use the new
dnl library.  Available in parted >= 3.1.
have_new_lp_fs_resize_lib=no
AS_IF(
	[test "x$have_old_lp_fs_resize_api" != xyes],
	[AC_CHECK_LIB(
		[parted-fs-resize], [ped_file_system_resize],
		[have_new_lp_fs_resize_lib=yes
		 LIBS="-lparted-fs-resize $LIBS"
		]
	)]
)


dnl Check for libparted >= 3.2 for online resize support.
LIBPARTED_WANTED_VERSION='3.2'
AC_MSG_CHECKING([for libparted >= $LIBPARTED_WANTED_VERSION (online resize)])
LIBPARTED_WANTED_INT=`echo "$LIBPARTED_WANTED_VERSION" |
	$AWK -F. '{print $1 * 1000000 + $2 * 10000 + $3}'`
if test "$LIBPARTED_FOUND_INT" -ge "$LIBPARTED_WANTED_INT"; then
	have_online_resize=yes
	AC_MSG_RESULT([(cached) yes])
else
	have_online_resize=no
	AC_MSG_RESULT([(cached) no])
fi


dnl Check if have libparted fs resize capability
if test [ ${have_old_lp_fs_resize_api} = yes -o ${have_new_lp_fs_resize_lib} = yes ]; then
	AC_DEFINE([HAVE_LIBPARTED_FS_RESIZE], [1], [Define to 1 if have libparted fs resize capability])
fi


dnl gthread
PKG_CHECK_MODULES([GTHREAD], [gthread-2.0])
AC_SUBST([GTHREAD_LIBS])
AC_SUBST([GTHREAD_CFLAGS])

dnl GTKMM
PKG_CHECK_MODULES([GTKMM], [gtkmm-2.4 > 2.8])
AC_SUBST([GTKMM_LIBS])
AC_SUBST([GTKMM_CFLAGS])


dnl Check for glibmm >= 2.14 to determine availability of Glib::Regex class
AC_MSG_CHECKING([for Glib::Regex class])
PKG_CHECK_EXISTS(
	[glibmm-2.4 >= 2.14.0],
	[AC_DEFINE([HAVE_GLIB_REGEX], 1, [Define to 1 if glibmm provides Glib::Regex class.])
	 AC_MSG_RESULT([yes])
	],
	[AC_MSG_RESULT([no])]
)


dnl Check for gtkmm >= 2.11.1 to determine availability of Gtk::Window::set_default_icon_name()
dnl NOTE:
dnl The documentation says that set_default_icon_name() is available in gtkmm >= 2.6,
dnl however the code reveals that it is only available in gtkmm >= 2.11.1.
dnl *   gtkmm GTK::Window Class Reference
dnl     https://developer.gnome.org/gtkmm/3.6/classGtk_1_1Window.html#a533d03e9b92d8ccd142ab3a44005cae4
dnl *   gtkmm NEWS file
dnl     https://git.gnome.org/browse/gtkmm/tree/NEWS?h=gtkmm-2.14.0#n565
AC_MSG_CHECKING([for Gtk::Window::set_default_icon_name() method])
PKG_CHECK_EXISTS(
	[gtkmm-2.4 >= 2.11.1],
	[AC_DEFINE([HAVE_SET_DEFAULT_ICON_NAME], 1,
	           [Define to 1 if gtkmm-2.4 provides Gtk::Window::set_default_icon_name() method.])
	 AM_CONDITIONAL([INSTALL_PIXMAPS_DIR], false)
	 AC_MSG_RESULT([yes])
	],
	[AM_CONDITIONAL([INSTALL_PIXMAPS_DIR], true)
	 AC_MSG_RESULT([no])
        ]
)


dnl GTKMM 2.16 needed for gtk_show_uri()
AC_MSG_CHECKING([for gtk_show_uri function])
PKG_CHECK_EXISTS(
	[gtkmm-2.4 >= 2.16.0],
	[AC_DEFINE([HAVE_GTK_SHOW_URI], 1, [Define to 1 if gtkmm provides gtk_show_uri() function.])
	 AC_MSG_RESULT([yes])
	],
	[AC_MSG_RESULT([no])]
)


dnl Check for gtkmm >= 2.22 to determine availability of Gtk::MessageDialog::get_message_area().
AC_MSG_CHECKING([for Gtk::MessageDialog::get_message_area() method])
PKG_CHECK_EXISTS(
	[gtkmm-2.4 >= 2.22.0],
	[AC_DEFINE([HAVE_GET_MESSAGE_AREA], 1,
	           [Define to 1 if gtkmm provides Gtk::MessageDialog::get_message_area() method.])
	 AC_MSG_RESULT([yes])
	],
	[AC_MSG_RESULT([no])]
)


dnl Check for glibmm >= 2.45.40 and if found enable required C++11 compilation.
AC_MSG_CHECKING([for glibmm >= 2.45.40 which requires C++11 compilation])
PKG_CHECK_EXISTS(
	[glibmm-2.4 >= 2.45.40],
	[AC_MSG_RESULT([yes])
	 AX_CXX_COMPILE_STDCXX_11()
	],
	[AC_MSG_RESULT([no])]
)


dnl======================
dnl check whether to build documentation - gnome-doc-utils
dnl======================
AC_ARG_ENABLE(
	[doc],
	AS_HELP_STRING(
		[--disable-doc],
		dnl Autoconf quadrigraphs '@<:@' = '[' and '@:>@' = ']'
		[disable building help documentation @<:@default=enabled@:>@]),
	[enable_doc=$enableval],
	[enable_doc=yes]
)

AC_MSG_CHECKING([whether help documentation should be built])
if test "x$enable_doc" = xyes; then
	AC_DEFINE([ENABLE_HELP_DOC], [1], [Define to 1 when help documentation is built])
	AC_MSG_RESULT([yes])
else
	AC_MSG_RESULT([no])
fi

if test "x$enable_doc" = xyes; then
	GNOME_DOC_INIT
else
	dnl Do not care if GDU is not found
	GNOME_DOC_INIT(,,[:])
fi

AM_CONDITIONAL([BUILD_HELP_DOC], [test "x$enable_doc" = xyes])


dnl======================
dnl check whether to use native libparted dmraid support
dnl======================
AC_ARG_ENABLE(
	[libparted_dmraid],
	AS_HELP_STRING(
		[--enable-libparted-dmraid],
		[use native libparted /dev/mapper dmraid support @<:@default=disabled@:>@]),
	[enable_libparted_dmraid=$enableval],
	[enable_libparted_dmraid=no]
)

AC_MSG_CHECKING([whether to use native libparted /dev/mapper dmraid support])
if test "x$enable_libparted_dmraid" = xyes; then
	AC_DEFINE([USE_LIBPARTED_DMRAID], [1],
	          [Define to 1 to use native libparted /dev/mapper dmraid support])
	AC_MSG_RESULT([yes])
else
	AC_MSG_RESULT([no])
fi


dnl======================
dnl check whether to enable online resize support
dnl======================
AC_ARG_ENABLE(
	[online-resize],
	AS_HELP_STRING(
		[--enable-online-resize],
		[enable online resize support @<:@default=auto@:>@]),
	[enable_online_resize=$enableval],
	[enable_online_resize=$have_online_resize]
)

AC_MSG_CHECKING([whether online resize support is enabled])
if test "x$enable_online_resize" = xyes; then
	AC_DEFINE([ENABLE_ONLINE_RESIZE], [1], [Define to 1 if online resize is enabled])
	AC_MSG_RESULT([yes])
else
	AC_MSG_RESULT([no])
fi


AC_CONFIG_FILES([
Makefile
compose/Makefile
data/Makefile
data/icons/Makefile
doc/Makefile
help/Makefile
include/Makefile
src/Makefile
po/Makefile.in
])

AC_OUTPUT


dnl======================
dnl Summary
dnl======================

echo ""
echo "======================== Final configuration ==========================="
echo "                         Installing into prefix  :  $prefix"
echo ""
echo "                      Build help documentation?  :  $enable_doc"
echo ""
echo "           Use native libparted dmraid support?  :  $enable_libparted_dmraid"
echo ""
echo "       --- Features Based On Libparted Version ---"
echo "       Need delete old partitions before"
echo "              creating a loop table workaround?  :  $need_loop_delete_old_ptns_workaround"
echo "       Need partition table re-read workaround?  :  $need_pt_reread_workaround"
echo "     Supports large sector sizes (> 512 bytes)?  :  $support_large_sector_sizes"
echo "   Have old libparted file system resizing API?  :  $have_old_lp_fs_resize_api"
echo "   Have new libparted file system resizing LIB?  :  $have_new_lp_fs_resize_lib"
echo "                  Enable online resize support?  :  $enable_online_resize"
echo ""
echo " If all settings are OK, type make and then (as root) make install"
echo "========================================================================"