Because it is coming from another platform, was the data received as
bytestream?

In other words before SED deals with it, should the 'frombyte' command
have been used beforehand?

Tracy Johnson
Measurement Specialties, Inc. 

BT







NNNN


> -----Original Message-----
> From: HP-3000 Systems Discussion 
> [mailto:[log in to unmask]] On Behalf Of Dan Barnes
> Sent: Monday, December 05, 2005 1:41 PM
> To: [log in to unmask]
> Subject: [HP3000-L] SED Usage
> 
> 
> Hi -L Gang,
> 
> I have a user who is trying to use SED to do some data 
> manipulation and is 
> not getting the desired results.
> 
> The issue is incoming data from another platform that is 
> being fed into 
> MM3000.  This data occasionally has some unprintable 
> characters, which of 
> course wrecks havoc on the MM application when it is encountered.
> 
> To address this, the user, using a cygwin (unix like) 
> environment on their 
> windows pc, developed a SED script that when they test in the cgywin 
> environment, works just fine, but when done on the target 
> HP3000 (7.0 pp2) 
> gets an undesirable result.
> 
> The script below is meant to scan and substitute based on 
> what you see 
> below:
> 
>  sed -e 's/[\x7F-\xFE]/*/g' < COMSHD > COMSHD1  works on cygwin
> 
> Unfortunately, while meant to catch the ascii table entry for 
> the Delete 
> Character and then subsequent unprintable characters after 
> that (hex 7F 
> thru hex FE), is in fact catching more than desired.  Below 
> is an example 
> of what is being changed that was not intended:
> 
> SI28772      JACT1001       3M TECHNOLOGIES (S)            PTE LTD.
> to 
> **28**2      *AC*1001       3* **C********* (*)            *** **D.
> 
> The user thought that because MPE/iX is POSIX compliant, that 
> this shoudl 
> work.
> 
> Clearly not my forte here ;-)......
> 
> Could someone steer me in the proper direction ?
> 
> Thanks!
> Dan Barnes
> 
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