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dnl Check for readline and get termcap lib as well
AC_DEFUN([AC_LIB_READLINE],[
doit=yes
AC_ARG_WITH(readline,
[ --with-readline=DIR GNU readline library in DIR],
doit=$with_readline)
case $doit in
no)
;;
*)
readline_header="readline"
readline_libdir=""
case $doit in
yes)
;;
*)
readline_libdir="-L$doit/lib -R$doit/lib"
readline_incdir="-I$doit/include"
;;
esac
AC_CHECK_LIB(ncurses,tparm,TERMLIB=-lncurses,
AC_CHECK_LIB(termcap,tgetent,TERMLIB=-ltermcap))
saved_LIBS="$LIBS"
LIBS="$LIBS $TERMLIB"
saved_LDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS $readline_libdir"
saved_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS $readline_incdir"
AC_CHECK_LIB(readline,readline,
[ AC_CHECK_HEADER(readline/readline.h,
LIBS="$saved_LIBS -lreadline $TERMLIB"
AC_DEFINE(HAVE_LIBREADLINE,1,
[support fancy command line editing])) ],
[ AC_MSG_RESULT([Cannot find readline. Build with --without-readline or set the readline path appropriately.])
exit 1 ])
;;
esac
])
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