[SCM] archer-pmuldoon-python-backtrace: Use gdb.GdbError. Print it, instead of raising to default printer

[pmuldoon@sourceware.org]

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       via  4ce407121da47b9df7b153dab59452cb7aac0bb7 (commit)
      from  e934dfbae52cf15314f8a64d9f2e0ae32861a52c (commit)

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- Log -----------------------------------------------------------------
commit 4ce407121da47b9df7b153dab59452cb7aac0bb7
Author: Phil Muldoon <pmuldoon@redhat.com>
Date:   Wed Nov 28 17:17:09 2012 +0000

    Use gdb.GdbError.  Print it, instead of raising to default printer

-----------------------------------------------------------------------

Summary of changes:
 gdb/python/lib/gdb/command/frame_filters.py |   19 ++++++++++++++-----
 1 files changed, 14 insertions(+), 5 deletions(-)

First 500 lines of diff:
diff --git a/gdb/python/lib/gdb/command/frame_filters.py b/gdb/python/lib/gdb/command/frame_filters.py
index 6b842cb..85db8bc 100644
--- a/gdb/python/lib/gdb/command/frame_filters.py
+++ b/gdb/python/lib/gdb/command/frame_filters.py
@@ -35,7 +35,7 @@ def _parse_arg (cmd_name, arg):
     argv = gdb.string_to_argv(arg);
     argc = len(argv)
     if argc != 2:
-        raise SyntaxError(cmd_name + " takes exactly " + \
+        raise gdb.GdbError(cmd_name + " takes exactly " + \
                           "two arguments.")
 
     object_list = argv[0]
@@ -374,7 +374,7 @@ class SetFrameFilterPriority (gdb.Command):
         argv = gdb.string_to_argv(arg);
         argc = len(argv)
         if argc != 3:
-            raise SyntaxError("set python frame-filter priority " \
+            raise gdb.GdbError("set python frame-filter priority " \
                               "takes exactly three arguments.")
 
         object_list = argv[0]
@@ -413,7 +413,11 @@ class SetFrameFilterPriority (gdb.Command):
     def invoke(self, arg, from_tty):
         """GDB calls this to perform the command."""
         command_tuple = self._parse_pri_arg(arg)
-        self._set_filter_priority (command_tuple)
+        try:
+            self._set_filter_priority (command_tuple)
+        except e:
+            # Print the error, instead of raising it.
+            gdb.write(e.message+"\n")
 
 class ShowFrameFilterPriority (gdb.Command):
     """GDB command to show the priority of the specified frame-filter.
@@ -438,7 +442,7 @@ class ShowFrameFilterPriority (gdb.Command):
         argv = gdb.string_to_argv(arg);
         argc = len(argv)
         if argc != 2:
-            raise SyntaxError("show python frame-filter priority " \
+            raise gdb.GdbError("show python frame-filter priority " \
                               "takes exactly two arguments.")
 
         object_list = argv[0]
@@ -465,7 +469,12 @@ class ShowFrameFilterPriority (gdb.Command):
 
     def invoke(self, arg, from_tty):
         """GDB calls this to perform the command."""
-        command_tuple = self._parse_pri_arg(arg)
+        try:
+            command_tuple = self._parse_pri_arg(arg)
+        except gdb.GdbError as e:
+            # Print the error instead of raising it.
+            gdb.write(e.message+"\n")
+            return
         filter_name = command_tuple[1]
         list_name = command_tuple[0]
         try:


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