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AC_DEFUN([CHECK_READLINE],
[
AC_ARG_WITH(readline,
AC_HELP_STRING([--with-readline=DIR],
[look for the readline library in DIR]),
[_do_readline=$withval],[_do_readline=yes])
if test "$_do_readline" != "no" ; then
if test -d "$withval" ; then
CPPFLAGS="${CPPFLAGS} -I$withval/include"
LDFLAGS="${LDFLAGS} -L$withval/lib"
fi
for _termcap in "" "-ltermcap" "-lcurses" "-lncurses" ; do
_readline_save_libs=$LIBS
_combo="-lreadline${_termcap:+ $_termcap}"
LIBS="$LIBS $_combo"
AC_MSG_CHECKING([whether readline via \"$_combo\" is present and sane])
AC_LINK_IFELSE(AC_LANG_PROGRAM([
#include <stdio.h>
#include <readline/readline.h>
#include <readline/history.h>
],[
add_history("foobar");
rl_catch_signals=0;
]),_found_readline=yes,_found_readline=no)
AC_MSG_RESULT([$_found_readline])
LIBS=$_readline_save_libs
if test $_found_readline = yes ; then
AC_DEFINE(HAVE_LIBREADLINE,1,
[Define to 1 if you have a fully functional readline library.])
AC_SUBST(LIBREADLINE,$_combo)
break
fi
done
unset _termcap
unset _readline_save_libs
unset _combo
unset _found_readline
fi
])
|
