Re: script coded, doesnt work, when spawned with -x works

[Alex fxmbsw7 Ratchev]

.. i replaced the -p with a printf before
the read just exits

.. no idea

On Thu, Mar 31, 2022 at 11:18 PM Alex fxmbsw7 Ratchev <fxmbsw7@gmail.com>
wrote:

> may there be some read -p length overflow bug
>
> it shows
> as it should
> read as last command
>
> <..long -p input>
> Commons Attribution-NoDerivatives 4.0 International License
> 123)
>  //www.fsf.org/about/dmca-notice
>   Copyright Infringement Notification
> >' -N 1 read
>
> # read variable of read command
>
> but exits..
>
>
> On Thu, Mar 31, 2022 at 11:16 PM Alex fxmbsw7 Ratchev <fxmbsw7@gmail.com>
> wrote:
>
>>
>>
>> On Thu, Mar 31, 2022 at 11:13 PM Alex fxmbsw7 Ratchev <fxmbsw7@gmail.com>
>> wrote:
>>
>>>
>>>
>>> On Thu, Mar 31, 2022 at 10:31 PM Chet Ramey <chet.ramey@case.edu> wrote:
>>>
>>>> On 3/31/22 12:16 PM, Alex fxmbsw7 Ratchev wrote:
>>>> > i coded [ or tried ] to code a ' urlhop '
>>>> >
>>>> > script url
>>>> > shows menu of links with titles to select to next fetch
>>>> >
>>>> > now just, why doesnt it work
>>>> > i try bash run gnu.org it doesnt work, nothing back
>>>> > i do bash -x run gnu.org it displayed a menu and waited for input
>>>> >
>>>> > run is the bash part ( eg urlhop )
>>>> > and urlhop.gawk is the html parser
>>>> >
>>>> > proof i have :
>>>> >
>>>> > bash run gnu.org
>>>> >
>>>> > 0 exit 4621s old @1648743015.301939 == Thu Mar 2022-03-31
>>>> 16:10:15.301939
>>>> > +0000
>>>> >
>>>> >
>>>> > bash -x run gnu.org
>>>> >
>>>> > <snip>
>>>> > 9)
>>>> >   #content
>>>> >
>>>> > 10)
>>>> >   /gnu/gnu.html
>>>> >    ABOUT&nbsp;GNU
>>>> > 11)
>>>> >   /philosophy/philosophy.html
>>>> >    PHILOSOPHY
>>>> > 12)
>>>> >
>>>> >
>>>> > you see its buggy i have to fix it but i cant as long as it only
>>>> works with
>>>> > -x
>>>>
>>>> My bet is that it doesn't `work' with -x, but that you interpret the -x
>>>> output as some kind of result.
>>>>
>>>
>>>
>> yea i misinterpreted, .. it exited also no read user menu loop
>> i saw menu entries though .. in set -x .. which partly i pasted from it
>> seems
>>
>>
>>> hm i dont have any related code in use at all
>>>
>>> i run bash run gnu.org and expected a shit
>>> it exits 0
>>>
>>> i ran with -x to see where its hung
>>> it .. maybe ran maybe not yes i gotta check im not sure here sorry
>>>
>>>
>>>> How do you expect this to work, anyway? You consume the entire standard
>>>> input in urlhop.reader, throwing everything into one long string, then
>>>> try
>>>> to read again? What do you expect that second read to do? Why?
>>>>
>>>
>>> its the simple principe of recursed function use
>>> where in meta its 1. fetch url 2. analyze url 3. read output of parsing
>>> and proceed further, like beging with 1. and new url again
>>>
>>> i .. err .. read again to make input sure
>>> user might type b which is no entry
>>>
>>> ..
>>>
>>>
>>>>
>>>> --
>>>> ``The lyf so short, the craft so long to lerne.'' - Chaucer
>>>>                  ``Ars longa, vita brevis'' - Hippocrates
>>>> Chet Ramey, UTech, CWRU    chet@case.edu
>>>> http://tiswww.cwru.edu/~chet/
>>>>
>>>