| ##***************************************************************************** |
| # AUTHOR: |
| # Jim Garlick <garlick@llnl.gov> |
| # |
| # SYNOPSIS: |
| # AC_READLINE |
| # |
| # DESCRIPTION: |
| # Adds support for --without-readline. Exports READLINE_LIBS if found |
| # |
| # |
| # WARNINGS: |
| # This macro must be placed after AC_PROG_CC and X_AC_CURSES. |
| ##***************************************************************************** |
| |
| AC_DEFUN([X_AC_READLINE], |
| [ |
| AC_MSG_CHECKING([for whether to include readline suport]) |
| AC_ARG_WITH([readline], |
| AS_HELP_STRING(--without-readline,compile without readline support), |
| [ case "$withval" in |
| yes) ac_with_readline=yes ;; |
| no) ac_with_readline=no ;; |
| *) AC_MSG_RESULT([doh!]) |
| AC_MSG_ERROR([bad value "$withval" for --without-readline]) ;; |
| esac |
| ] |
| ) |
| |
| AC_MSG_RESULT([${ac_with_readline=yes}]) |
| if test "$ac_with_readline" = "yes"; then |
| saved_LIBS="$LIBS" |
| READLINE_LIBS="-lreadline -lhistory $NCURSES" |
| LIBS="$saved_LIBS $READLINE_LIBS" |
| AC_LINK_IFELSE([AC_LANG_PROGRAM([[ #include <stdio.h> |
| #include <readline/readline.h> |
| #include <readline/history.h>]], [[ |
| readline("in:");]])],[AC_DEFINE([HAVE_READLINE], [1], |
| [Define if you are compiling with readline.])],[READLINE_LIBS=""]) |
| LIBS="$saved_LIBS" |
| if test "$READLINE_LIBS" = ""; then |
| AC_MSG_WARN([configured for readline support, but couldn't find libraries]); |
| fi |
| fi |
| AC_SUBST(READLINE_LIBS) |
| ]) |
