binutils-gdb/sim/m4/sim_ac_option_stdio.m4
Mike Frysinger 497a20bd3b sim: split debug/stdio/trace/profile options into dedicated m4 files
This follows existing organizational structure with one configure option
per m4 file, and will make it easier to move to the common configure dir.
2021-06-12 20:07:57 -04:00

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dnl Copyright (C) 1997-2021 Free Software Foundation, Inc.
dnl
dnl This program is free software; you can redistribute it and/or modify
dnl it under the terms of the GNU General Public License as published by
dnl the Free Software Foundation; either version 3 of the License, or
dnl (at your option) any later version.
dnl
dnl This program 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
dnl GNU General Public License for more details.
dnl
dnl You should have received a copy of the GNU General Public License
dnl along with this program. If not, see <http://www.gnu.org/licenses/>.
dnl
dnl --enable-sim-stdio is for users of the simulator
dnl It determines if IO from the program is routed through STDIO (buffered)
AC_DEFUN([SIM_AC_OPTION_STDIO],
[dnl
AC_MSG_CHECKING([for sim stdio debug behavior])
sim_stdio="0"
AC_ARG_ENABLE(sim-stdio,
[AS_HELP_STRING([--enable-sim-stdio],
[Specify whether to use stdio for console input/output])],
[case "${enableval}" in
yes) sim_stdio="DO_USE_STDIO";;
no) sim_stdio="DONT_USE_STDIO";;
*) AC_MSG_ERROR([Unknown value $enableval passed to --enable-sim-stdio]);;
esac])dnl
AC_DEFINE_UNQUOTED([WITH_STDIO], [$sim_stdio], [How to route I/O])
AC_MSG_RESULT($sim_stdio)
])