HPlogo System Debug Reference Manual: HP 3000 MPE/iX Computer Systems > Chapter 4 System Debug Command Specifications

HIST[ORY]

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Displays the history command stack.

Syntax

   HIST[ORY] option 


Parameters

option

The history stack can be displayed three ways:

ABS

With absolute command numbers. Default.

REL

With relative command numbers.

UNN

Without command numbers.

Examples

   %nmdebug > hist

   $1 = 1836/4 + 12       

   $2 ddb+224,20          

   $3 = [s-12]             

   $4 c                    

   $5 ss                   

   $6 while [s] <> 0 do ss 

   $7 dr status            

   $8 ss                   

By default, the history stack is displayed with absolute command numbers.

   %nmdebug > hist unn

   = 1836/4 + 12       

   ddb+224,20          

   = [s-12]             

   c                    

   ss                   

   while [s] <> 0 do ss 

   dr status            

   ss                   

Display the history stack without command numbers. This option allows the history to be written into a file in a form suitable for use as command file input at a later time.

Limitations, Restrictions

none

CAUTION: The output format of all System Debug commands is subject to change without notice. Programs that are developed to postprocess System Debug output should not depend on the exact format (spacing, alignment, number of lines, uppercase or lowercase, or spelling) of any System Debug command output.
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