sim: ppc: do not exit when parsing args w/gdb

[deliverable/binutils-gdb.git] / sim / ppc / psim.c

diff --git a/sim/ppc/psim.c b/sim/ppc/psim.c
index 66f05964a8aca753872d432dea4ff95c0d309ab4..3e322e3820f83830d5076cf46fe7e69ee48804b8 100644 (file)
--- a/sim/ppc/psim.c
+++ b/sim/ppc/psim.c
@@ -13,8 +13,7 @@
     GNU General Public License for more details.
  
     You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+    along with this program; if not, see <http://www.gnu.org/licenses/>.
  
     */
 
@@ -119,7 +118,7 @@ find_arg(char *err_msg,
 
 INLINE_PSIM\
 (void)
-psim_usage(int verbose, int help)
+psim_usage (int verbose, int help, SIM_OPEN_KIND kind)
 {
   printf_filtered("Usage:\n");
   printf_filtered("\n");
@@ -218,9 +217,12 @@ psim_usage(int verbose, int help)
     print_options();
   }
 
-  if (REPORT_BUGS_TO[0])
-    printf ("Report bugs to %s\n", REPORT_BUGS_TO);
-  exit (help ? 0 : 1);
+  if (kind == SIM_OPEN_STANDALONE)
+    {
+      if (REPORT_BUGS_TO[0])
+       printf ("Report bugs to %s\n", REPORT_BUGS_TO);
+      exit (help ? 0 : 1);
+    }
 }
 
 /* Test "string" for containing a string of digits that form a number
@@ -248,7 +250,8 @@ int is_num( char *string, int min, int max, int err)
 INLINE_PSIM\
 (char **)
 psim_options(device *root,
-            char **argv)
+            char **argv,
+            SIM_OPEN_KIND kind)
 {
   device *current = root;
   int argp;
@@ -262,9 +265,8 @@ psim_options(device *root,
       switch (*p) {
       default:
        printf_filtered ("Invalid Option: %s\n", argv[argp]);
-       psim_usage(0, 0);
-       error ("");
-       break;
+       psim_usage (0, 0, kind);
+       return NULL;
       case 'c':
        param = find_arg("Missing <count> option for -c (max-iterations)\n", &argp, argv);
        tree_parse(root, "/openprom/options/max-iterations %s", param);
@@ -283,7 +285,8 @@ psim_options(device *root,
        else
          {
            printf_filtered ("Invalid <endian> option for -E (target-endian)\n");
-           psim_usage (0, 0);
+           psim_usage (0, 0, kind);
+           return NULL;
          }
        break;
       case 'f':
@@ -292,11 +295,11 @@ psim_options(device *root,
        break;
       case 'h':
       case '?':
-       psim_usage(1, 1);
-       break;
+       psim_usage (1, 1, kind);
+       return NULL;
       case 'H':
-       psim_usage(2, 1);
-       break;
+       psim_usage (2, 1, kind);
+       return NULL;
       case 'i':
        if (isdigit(p[1])) {
          tree_parse(root, "/openprom/trace/print-info %c", p[1]);
@@ -357,7 +360,10 @@ psim_options(device *root,
          printf_filtered("Warning - architecture parameter ignored\n");
         }
        else if (strcmp (argv[argp], "--help") == 0)
-         psim_usage (0, 1);
+         {
+           psim_usage (0, 1, kind);
+           return NULL;
+         }
        else if (strncmp (argv[argp], "--sysroot=",
                          sizeof ("--sysroot=") - 1) == 0)
          /* Ignore this option.  */
@@ -366,13 +372,16 @@ psim_options(device *root,
          {
            extern const char version[];
            printf ("GNU simulator %s%s\n", PKGVERSION, version);
-           exit (0);
+           if (kind == SIM_OPEN_STANDALONE)
+             exit (0);
+           else
+             return NULL;
          }
        else
          {
            printf_filtered ("Invalid option: %s\n", argv[argp]);
-           psim_usage (0, 0);
-           error ("");
+           psim_usage (0, 0, kind);
+           return NULL;
          }
        break;
       }