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      1 dnl Copyright (C) 1997-2024 Free Software Foundation, Inc.
      2 dnl
      3 dnl This program is free software; you can redistribute it and/or modify
      4 dnl it under the terms of the GNU General Public License as published by
      5 dnl the Free Software Foundation; either version 3 of the License, or
      6 dnl (at your option) any later version.
      7 dnl
      8 dnl This program is distributed in the hope that it will be useful,
      9 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
     10 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     11 dnl GNU General Public License for more details.
     12 dnl
     13 dnl You should have received a copy of the GNU General Public License
     14 dnl along with this program.  If not, see <http://www.gnu.org/licenses/>.
     15 dnl
     16 dnl --enable-sim-trace is for users of the simulator
     17 dnl The argument is either a bitmask of things to enable [exactly what is
     18 dnl up to the simulator], or is a comma separated list of names of tracing
     19 dnl elements to enable.  The latter is only supported on simulators that
     20 dnl use WITH_TRACE.  Default to all tracing but internal debug.
     21 AC_DEFUN([SIM_AC_OPTION_TRACE],
     22 [dnl
     23 AC_MSG_CHECKING([for sim trace settings])
     24 sim_trace="~TRACE_debug"
     25 AC_ARG_ENABLE(sim-trace,
     26 [AS_HELP_STRING([--enable-sim-trace=opts],
     27 		[Enable tracing of simulated programs])],
     28 [case "${enableval}" in
     29   yes)	sim_trace="-1";;
     30   no)	sim_trace="0";;
     31   [[-0-9]]*)
     32 	sim_trace="'(${enableval})'";;
     33   [[[:lower:]]]*)
     34 	sim_trace=""
     35 	for x in `echo "$enableval" | sed -e "s/,/ /g"`; do
     36 	  if test x"$sim_trace" = x; then
     37 	    sim_trace="(TRACE_$x"
     38 	  else
     39 	    sim_trace="${sim_trace}|TRACE_$x"
     40 	  fi
     41 	done
     42 	sim_trace="$sim_trace)" ;;
     43 esac])dnl
     44 AC_DEFINE_UNQUOTED([WITH_TRACE], [$sim_trace], [Sim trace settings])
     45 AC_MSG_RESULT($sim_trace)
     46 ])
     47