sh profile: ./foo runs 'foo' directly as system command

IPython/Extensions/ipy_profile_sh.py

@@ -117,6 +117,7 b' def main():'
             # and the next best thing to real 'ls -F'
             ip.defalias('d','dir /w /og /on')
     
+    ip.set_hook('input_prefilter', dotslash_prefilter_f)
     extend_shell_behavior(ip)
 
 class LastArgFinder:
@@ -138,9 +139,15 b' class LastArgFinder:'
             return parts[-1]
         return ""
 
-
-
-
+def dotslash_prefilter_f(self,line):
+    """ ./foo now runs foo as system command 
+    
+    Removes the need for doing !./foo
+    """
+    import IPython.genutils
+    if line.startswith("./"):
+        return "_ip.system(" + IPython.genutils.make_quoted_expr(line)+")"
+    raise ipapi.TryNext
 
 # XXX You do not need to understand the next function!
 # This should probably be moved out of profile

docs/source/changes.txt

@@ -29,6 +29,7 b' New features'
 	  Development Team" as the copyright holder.  We give more details about exactly
 	  what this means in this file.  All developer should read this and use the new
 	  banner in all IPython source code files.
+        * sh profile: ./foo runs foo as system command, no need to do !./foo anymore
 
 Bug fixes
 ---------