[rtems-tools commit] Add task subcommand

[Chris Johns]

Module:    rtems-tools
Branch:    master
Commit:    a71368892a2010c9a2b8e9ae3ce1c23742b296c3
Changeset: http://git.rtems.org/rtems-tools/commit/?id=a71368892a2010c9a2b8e9ae3ce1c23742b296c3

Author:    Dhananjay Balan <mb.dhananjay at gmail.com>
Date:      Fri Aug  9 18:02:18 2013 +0530

Add task subcommand
rtems tasks <index(s)> - Prints tasks by index.

---

 tools/gdb/python/rtems.py |   33 ++++++++++++++++++++++++++++++++-
 1 files changed, 32 insertions(+), 1 deletions(-)

diff --git a/tools/gdb/python/rtems.py b/tools/gdb/python/rtems.py
index cf1ae07..8eb49c9 100644
--- a/tools/gdb/python/rtems.py
+++ b/tools/gdb/python/rtems.py
@@ -138,6 +138,36 @@ class rtems_semaphore(gdb.Command):
             instance.show(from_tty)
         objects.information.invalidate()
 
+class rtems_task(gdb.Command):
+    '''tasks subcommand for rtems'''
+
+    api = 'classic'
+    _class = 'tasks'
+
+    def __init__(self):
+        self.__doc__ = 'Display the RTEMS tasks by index(s)'
+        super(rtems_task,self).__init__('rtems task', gdb.COMMAND_STATUS)
+
+    def invoke(self, arg, from_tty):
+        for val in arg.split():
+            try:
+                index = int(val)
+            except ValueError:
+                print "error: %s is not an index" % (val)
+                return
+
+            try:
+                obj = objects.information.object_return(self.api,
+                                                        self._class,
+                                                        index).dereference()
+            except IndexError:
+                print "error: index %s is invalid" % (index)
+                return
+
+            instance = classic.task(obj)
+            instance.show(from_tty)
+        objects.information.invalidate()
+
 #
 # Main
 #
@@ -147,4 +177,5 @@ gdb.pretty_printers = []
 gdb.pretty_printers.append (lookup_function)
 rtems()
 rtems_object()
-rtems_semaphore()
\ No newline at end of file
+rtems_semaphore()
+rtems_task()
\ No newline at end of file