dnl Process this file with autoconf to produce a configure script.

AC_INIT(help2man.PL)
AC_PROG_PERL(5.005)
test -z "$PERL" && AC_MSG_ERROR([perl 5.005 required])

AC_ARG_ENABLE([nls], AC_HELP_STRING([--enable-nls],
	[enable support for generating localised pages (default is YES)]),
	[ac_cv_enable_nls=$enableval], [ac_cv_enable_nls=yes])

AC_SUBST(extra_make_all, '')
AC_SUBST(extra_make_install, '')
if test "$ac_cv_enable_nls" = yes
then
    AC_PROG_CC
    AC_SEARCH_LIBS(dlsym, dl)
    AC_PERL_MODULE(Locale::gettext)
    test "$ac_cv_module_Locale__gettext" = no &&
	AC_MSG_ERROR([perl module Locale::gettext required])

    AC_PATH_PROG(MSGFMT, msgfmt)
    test -z "$MSGFMT" && AC_MSG_ERROR([gettext required])

    AC_MSG_CHECKING([for pre-loadable libintl])
    preload=`LD_PRELOAD="preloadable_libintl.so" sh -c 'echo yes' 2>/dev/null`
    AC_MSG_RESULT(${preload:=no})
    test "$preload" = no && \
	AC_MSG_ERROR([libpreloadable_libintl.so required (gettext 0.12+)])

    extra_make_all='preload man_l10n'
    extra_make_install='install_preload install_l10n'
fi

AC_PROG_INSTALL
AC_PATH_PROG(MAKEINFO, makeinfo, :)
AC_PATH_PROG(INSTALL_INFO, install-info, :)
AC_OUTPUT(Makefile)