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* [commit] linux-nat.c, linux_handle_extended_wait: delete unused variable
@ 2011-03-01  0:41 Michael Snyder
  2011-03-01  2:09 ` David Daney
  0 siblings, 1 reply; 3+ messages in thread
From: Michael Snyder @ 2011-03-01  0:41 UTC (permalink / raw)
  To: gdb-patches

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checked in.


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2011-02-28  Michael Snyder  <msnyder@vmware.com>

	* linux-nat.c (linux_handle_extended_wait): Delete unused variable.

Index: linux-nat.c
===================================================================
RCS file: /cvs/src/src/gdb/linux-nat.c,v
retrieving revision 1.196
diff -u -p -u -p -r1.196 linux-nat.c
--- linux-nat.c	27 Feb 2011 16:25:37 -0000	1.196
+++ linux-nat.c	1 Mar 2011 00:39:00 -0000
@@ -2198,8 +2198,6 @@ linux_handle_extended_wait (struct lwp_i
       if (event == PTRACE_EVENT_FORK
 	  && linux_fork_checkpointing_p (GET_PID (lp->ptid)))
 	{
-	  struct fork_info *fp;
-
 	  /* Handle checkpointing by linux-fork.c here as a special
 	     case.  We don't want the follow-fork-mode or 'catch fork'
 	     to interfere with this.  */
@@ -2209,9 +2207,8 @@ linux_handle_extended_wait (struct lwp_i
 	  detach_breakpoints (new_pid);
 
 	  /* Retain child fork in ptrace (stopped) state.  */
-	  fp = find_fork_pid (new_pid);
-	  if (!fp)
-	    fp = add_fork (new_pid);
+	  if (!find_fork_pid (new_pid))
+	    add_fork (new_pid);
 
 	  /* Report as spurious, so that infrun doesn't want to follow
 	     this fork.  We're actually doing an infcall in

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [commit] linux-nat.c, linux_handle_extended_wait: delete unused variable
  2011-03-01  0:41 [commit] linux-nat.c, linux_handle_extended_wait: delete unused variable Michael Snyder
@ 2011-03-01  2:09 ` David Daney
  2011-03-01  2:33   ` Michael Snyder
  0 siblings, 1 reply; 3+ messages in thread
From: David Daney @ 2011-03-01  2:09 UTC (permalink / raw)
  To: Michael Snyder; +Cc: gdb-patches

On 02/28/2011 04:41 PM, Michael Snyder wrote:
> checked in.
>
>
>
> 2011-02-28  Michael Snyder<msnyder@vmware.com>
>
> 	* linux-nat.c (linux_handle_extended_wait): Delete unused variable.

I'm probably being pedantic, but that is not entirely accurate in this 
case.  It is more like:

Rewrite by nesting expressions to use fewer declared variables.

David Daney

>
> Index: linux-nat.c
> ===================================================================
> RCS file: /cvs/src/src/gdb/linux-nat.c,v
> retrieving revision 1.196
> diff -u -p -u -p -r1.196 linux-nat.c
> --- linux-nat.c	27 Feb 2011 16:25:37 -0000	1.196
> +++ linux-nat.c	1 Mar 2011 00:39:00 -0000
> @@ -2198,8 +2198,6 @@ linux_handle_extended_wait (struct lwp_i
>         if (event == PTRACE_EVENT_FORK
>   	&&  linux_fork_checkpointing_p (GET_PID (lp->ptid)))
>   	{
> -	  struct fork_info *fp;
> -
>   	  /* Handle checkpointing by linux-fork.c here as a special
>   	     case.  We don't want the follow-fork-mode or 'catch fork'
>   	     to interfere with this.  */
> @@ -2209,9 +2207,8 @@ linux_handle_extended_wait (struct lwp_i
>   	  detach_breakpoints (new_pid);
>
>   	  /* Retain child fork in ptrace (stopped) state.  */
> -	  fp = find_fork_pid (new_pid);
> -	  if (!fp)
> -	    fp = add_fork (new_pid);
> +	  if (!find_fork_pid (new_pid))
> +	    add_fork (new_pid);
>
>   	  /* Report as spurious, so that infrun doesn't want to follow
>   	     this fork.  We're actually doing an infcall in


^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [commit] linux-nat.c, linux_handle_extended_wait: delete unused variable
  2011-03-01  2:09 ` David Daney
@ 2011-03-01  2:33   ` Michael Snyder
  0 siblings, 0 replies; 3+ messages in thread
From: Michael Snyder @ 2011-03-01  2:33 UTC (permalink / raw)
  To: David Daney; +Cc: gdb-patches

David Daney wrote:
> On 02/28/2011 04:41 PM, Michael Snyder wrote:
>> checked in.
>>
>>
>>
>> 2011-02-28  Michael Snyder<msnyder@vmware.com>
>>
>> 	* linux-nat.c (linux_handle_extended_wait): Delete unused variable.
> 
> I'm probably being pedantic, but that is not entirely accurate in this 
> case.  It is more like:
> 
> Rewrite by nesting expressions to use fewer declared variables.

I'll change it if you really want...

>> Index: linux-nat.c
>> ===================================================================
>> RCS file: /cvs/src/src/gdb/linux-nat.c,v
>> retrieving revision 1.196
>> diff -u -p -u -p -r1.196 linux-nat.c
>> --- linux-nat.c	27 Feb 2011 16:25:37 -0000	1.196
>> +++ linux-nat.c	1 Mar 2011 00:39:00 -0000
>> @@ -2198,8 +2198,6 @@ linux_handle_extended_wait (struct lwp_i
>>         if (event == PTRACE_EVENT_FORK
>>   	&&  linux_fork_checkpointing_p (GET_PID (lp->ptid)))
>>   	{
>> -	  struct fork_info *fp;
>> -
>>   	  /* Handle checkpointing by linux-fork.c here as a special
>>   	     case.  We don't want the follow-fork-mode or 'catch fork'
>>   	     to interfere with this.  */
>> @@ -2209,9 +2207,8 @@ linux_handle_extended_wait (struct lwp_i
>>   	  detach_breakpoints (new_pid);
>>
>>   	  /* Retain child fork in ptrace (stopped) state.  */
>> -	  fp = find_fork_pid (new_pid);
>> -	  if (!fp)
>> -	    fp = add_fork (new_pid);
>> +	  if (!find_fork_pid (new_pid))
>> +	    add_fork (new_pid);
>>
>>   	  /* Report as spurious, so that infrun doesn't want to follow
>>   	     this fork.  We're actually doing an infcall in
> 


^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2011-03-01  2:33 UTC | newest]

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2011-03-01  0:41 [commit] linux-nat.c, linux_handle_extended_wait: delete unused variable Michael Snyder
2011-03-01  2:09 ` David Daney
2011-03-01  2:33   ` Michael Snyder

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