source: EcnlProtoTool/trunk/prototool/src/cmdrun.c@ 279

/*
** cmdrun.c - mruby debugger run command functions
**
*/

#include <stdlib.h>

#include "mruby/opcode.h"
#include "mrdb.h"

dbgcmd_state
dbgcmd_run(mrb_state *mrb, mrdb_state *mrdb)
{
        mrb_debug_context *dbg = mrdb->dbg;

        if (dbg->xm == DBG_INIT) {
                InterlockedExchange(&dbg->xm, DBG_RUN);
        }
        else {
                InterlockedExchange(&dbg->xm, DBG_QUIT);
                if (dbg->xphase == DBG_PHASE_RUNNING) {
                        struct RClass *exc;
                        puts("Start it from the beginning.");
                        exc = mrb_define_class(mrb, "DebuggerRestart", mrb_class_get(mrb, "Exception"));
                        mrb_raise(mrb, exc, "Restart mrdb.");
                }
        }

        return DBGST_RESTART;
}

dbgcmd_state
dbgcmd_continue(mrb_state *mrb, mrdb_state *mrdb)
{
        mrb_debug_context *dbg = mrdb->dbg;
        int ccnt = 1;

        if (mrdb->wcnt > 1) {
                sscanf(mrdb->words[1], "%d", &ccnt);
        }
        dbg->ccnt = (uint16_t)(ccnt > 0 ? ccnt : 1);  /* count of continue */

        if (dbg->xphase == DBG_PHASE_AFTER_RUN) {
                puts("The program is not running.");
                InterlockedExchange(&dbg->xm, DBG_QUIT);
        }
        else {
                InterlockedExchange(&dbg->xm, DBG_RUN);
        }
        return DBGST_CONTINUE;
}

dbgcmd_state
dbgcmd_step(mrb_state *mrb, mrdb_state *mrdb)
{
        InterlockedExchange(&mrdb->dbg->xm, DBG_STEP);
        return DBGST_CONTINUE;
}

dbgcmd_state
dbgcmd_next(mrb_state *mrb, mrdb_state *mrdb)
{
        InterlockedExchange(&mrdb->dbg->xm, DBG_NEXT);
        mrdb->dbg->prvci = mrb->c->ci;
        return DBGST_CONTINUE;
}