libvirt/m4/virt-readline.m4
Pavel Hrdina eeccee1870 m4/virt: introduce LIBVIRT_ARG_* macros for all library checks
Usage of AC_REQUIRE will mess with order how LIBVIRT_CHECK_* macros
are composed into configure.ac.  This ensures that the output of
configure --help is properly ordered and grouped into sections.

Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
2016-12-21 15:39:37 +01:00

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dnl The readline library
dnl
dnl Copyright (C) 2005-2013 Red Hat, Inc.
dnl
dnl This library is free software; you can redistribute it and/or
dnl modify it under the terms of the GNU Lesser General Public
dnl License as published by the Free Software Foundation; either
dnl version 2.1 of the License, or (at your option) any later version.
dnl
dnl This library is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
dnl Lesser General Public License for more details.
dnl
dnl You should have received a copy of the GNU Lesser General Public
dnl License along with this library. If not, see
dnl <http://www.gnu.org/licenses/>.
dnl
AC_DEFUN([LIBVIRT_ARG_READLINE],[
LIBVIRT_ARG_WITH([READLINE], [readline], [check])
])
AC_DEFUN([LIBVIRT_CHECK_READLINE],[
extra_LIBS=
lv_saved_libs=$LIBS
if test "x$with_readline" != xno; then
# Linking with -lreadline may require some termcap-related code, e.g.,
# from one of the following libraries. Add it to LIBS before using
# canned library checks; then verify later if it was needed.
LIBS=
AC_SEARCH_LIBS([tgetent], [ncurses curses termcap termlib])
case $LIBS in
no*) ;; # handle "no" and "none required"
*) # anything else is a -lLIBRARY
extra_LIBS=$LIBS ;;
esac
LIBS="$lv_saved_libs $extra_LIBS"
fi
# The normal library check...
LIBVIRT_CHECK_LIB([READLINE], [readline], [readline], [readline/readline.h])
# Touch things up to avoid $extra_LIBS, if possible. Test a second
# function, to ensure we aren't being confused by caching.
LIBS=$lv_saved_libs
AC_CHECK_LIB([readline], [rl_initialize],
[], [READLINE_LIBS="$READLINE_LIBS $extra_LIBS"])
LIBS=$lv_saved_libs
])
AC_DEFUN([LIBVIRT_RESULT_READLINE],[
LIBVIRT_RESULT_LIB([READLINE])
])