Copyright updates for 2007.

[deliverable/binutils-gdb.git] / sim / common / sim-model.c

diff --git a/sim/common/sim-model.c b/sim/common/sim-model.c
index a126fb16c6640efa182283b0e345dace097d0275..222361c2aadc9add9021f29e92a8cd11e21ac845 100644 (file)
--- a/sim/common/sim-model.c
+++ b/sim/common/sim-model.c
@@ -1,5 +1,5 @@
 /* Model support.
-   Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
+   Copyright (C) 1996, 1997, 1998, 2007 Free Software Foundation, Inc.
    Contributed by Cygnus Support.
 
 This file is part of GDB, the GNU debugger.
@@ -51,7 +51,7 @@ model_option_handler (SIM_DESC sd, sim_cpu *cpu, int opt,
        const MODEL *model = sim_model_lookup (arg);
        if (! model)
          {
-           sim_io_eprintf (sd, "unknown model `%s'", arg);
+           sim_io_eprintf (sd, "unknown model `%s'\n", arg);
            return SIM_RC_FAIL;
          }
        sim_model_set (sd, cpu, model);
@@ -197,6 +197,13 @@ sim_model_init (SIM_DESC sd)
       /* Use the default model for the selected machine.
         The default model is the first one in the list.  */
       const MACH *mach = sim_mach_lookup_bfd_name (STATE_ARCHITECTURE (sd)->printable_name);
+
+      if (mach == NULL)
+       {
+         sim_io_eprintf (sd, "unsupported machine `%s'\n",
+                         STATE_ARCHITECTURE (sd)->printable_name);
+         return SIM_RC_FAIL;
+       }
       sim_model_set (sd, NULL, MACH_MODELS (mach));
     }
   else