added 'shell_hook' for hooking own 'system()' implementations

IPython/hooks.py

@@ -32,7 +32,7 b" ip.set_hook('editor', calljed)"
 You can then enable the functionality by doing 'import myiphooks'
 somewhere in your configuration files or ipython command line.
 
-$Id: hooks.py 2899 2007-12-28 08:32:59Z fperez $"""
+$Id: hooks.py 2951 2008-01-19 11:32:18Z vivainio $"""
 
 #*****************************************************************************
 #       Copyright (C) 2005 Fernando Perez. <[e-mail]>
@@ -48,14 +48,14 b' __license__ = Release.license'
 __version__ = Release.version
 
 import os,bisect
-from genutils import Term
+from genutils import Term,shell
 from pprint import PrettyPrinter
 
 # List here all the default hooks.  For now it's just the editor functions
 # but over time we'll move here all the public API for user-accessible things.
 __all__ = ['editor', 'fix_error_editor', 'result_display',
            'input_prefilter', 'shutdown_hook', 'late_startup_hook',
-           'generate_prompt', 'generate_output_prompt' ]
+           'generate_prompt', 'generate_output_prompt','shell_hook']
 
 pformat = PrettyPrinter().pformat
 
@@ -213,3 +213,9 b' def generate_prompt(self, is_continuation):'
 def generate_output_prompt(self):
     ip = self.api
     return str(ip.IP.outputcache.prompt_out)
+
+def shell_hook(self,cmd):
+    """ Run system/shell command a'la os.system() """
+
+    shell(cmd, header=self.rc.system_header, verbose=self.rc.system_verbose)
+

IPython/iplib.py

@@ -6,7 +6,7 b' Requires Python 2.3 or newer.'
 
 This file contains all the classes and helper functions specific to IPython.
 
-$Id: iplib.py 2930 2008-01-11 07:03:11Z vivainio $
+$Id: iplib.py 2951 2008-01-19 11:32:18Z vivainio $
 """
 
 #*****************************************************************************
@@ -490,9 +490,7 b' class InteractiveShell(object,Magic):'
         # The first is similar to os.system, but it doesn't return a value,
         # and it allows interpolation of variables in the user's namespace.
         self.system = lambda cmd: \
-                      shell(self.var_expand(cmd,depth=2),
-                            header=self.rc.system_header,
-                            verbose=self.rc.system_verbose)
+                      self.hooks.shell_hook(self.var_expand(cmd,depth=2))
 
         # These are for getoutput and getoutputerror:
         self.getoutput = lambda cmd: \