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* Stopping Execution When Variables Change
@ 2006-12-24 23:34 andy wang
  2006-12-25  1:09 ` Daniel Jacobowitz
  2006-12-25  3:37 ` Joel Brobecker
  0 siblings, 2 replies; 3+ messages in thread
From: andy wang @ 2006-12-24 23:34 UTC (permalink / raw)
  To: gdb

Hi, All:

Last question before Xmas :-) I want to find the same function in gdb
as in sun's dbx

I can't find it in GDB manual so I came here. Thanks in advanced!

============ the following is from sun dbx manual =========
topping Execution When Variables Change

To stop program execution if the value of a specified variable has
changed, type:

(dbx) stop change variable

Keep these points in mind when using the stop change command:

    * dbx stops the program at the line after the line that caused a
change in the value of the specified variable.

    * If variable is local to a function, the variable is considered
to have changed when the function is first entered and storage for
variable is allocated. The same is true with respect to parameters.

    * The command does not work with multithreaded applications.

For more information on specifying a change event, see change variable
and stop Command.


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

* Re: Stopping Execution When Variables Change
  2006-12-24 23:34 Stopping Execution When Variables Change andy wang
@ 2006-12-25  1:09 ` Daniel Jacobowitz
  2006-12-25  3:37 ` Joel Brobecker
  1 sibling, 0 replies; 3+ messages in thread
From: Daniel Jacobowitz @ 2006-12-25  1:09 UTC (permalink / raw)
  To: andy wang; +Cc: gdb

On Sun, Dec 24, 2006 at 06:34:22PM -0500, andy wang wrote:
> Hi, All:
> 
> Last question before Xmas :-) I want to find the same function in gdb
> as in sun's dbx
> 
> I can't find it in GDB manual so I came here. Thanks in advanced!

Search for "watchpoint" in the manual.

-- 
Daniel Jacobowitz
CodeSourcery


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

* Re: Stopping Execution When Variables Change
  2006-12-24 23:34 Stopping Execution When Variables Change andy wang
  2006-12-25  1:09 ` Daniel Jacobowitz
@ 2006-12-25  3:37 ` Joel Brobecker
  1 sibling, 0 replies; 3+ messages in thread
From: Joel Brobecker @ 2006-12-25  3:37 UTC (permalink / raw)
  To: andy wang; +Cc: gdb

> Stopping Execution When Variables Change

You didn't look very hard! What you're looking for is the "watch"
command.


-- 
Joel


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

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2006-12-24 23:34 Stopping Execution When Variables Change andy wang
2006-12-25  1:09 ` Daniel Jacobowitz
2006-12-25  3:37 ` Joel Brobecker

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