Creating 'read only' text files

[David Glasgow]

Perfect.  Thanks, Paul.

> On 30 Apr 2023, at 1:43 pm, Paul Dupuis via use-livecode <use-livecode at lists.runrev.com> wrote:
> 
> I don't know of a Livecode syntax per se to do this (i.e some syntax like: set the permissions of file tFile to read-only)
> 
> You can do this in Livecode using the shell() function (see the dictionary) to issue applicable mac or win command lines. For eample a Google search shows the command line to change a file's permissions on Windows is:
> 
> attrib +r file.txt
> 
> so you could code something like (not tested):
> 
> switch platform()
>   case "Win32"
>     set the hideConsoleWindows to true -- prevents windows console window from appears when the shell command executes
>    put "attrib +r " & quote & tFile & quote into tCommand -- were tFile is the file (path and name with native \ delimiters) you want to make read-only
>    put shell(tCommand) into tResult
>    break
>   case "MacOS"
>     -- use chmod 744 apple.txt for you to have full access and everyone else read-only OR
>     -- use chmod 444 apple.txt for everyone, you included, to be read-only
>    put "chmod 444 " & quote & tFile & quote into tCommand -- were tFile is the file (path and name) you want to make read-only
>    put shell(tCommand) into tResult
>    break
> end switch
> 
> This code may need some tweaking but I think this is the general approach to do what you want.
> 
> On 4/30/2023 7:35 AM, David V Glasgow via use-livecode wrote:
>> Hi folks,
>> 
>> Really simple question that I can’t see having been asked before, so here goes…
>> 
>> I have a stack that outputs small text files.  Each includes a hash value referencing part of itself that can be checked subsequently, so any change to the text can be flagged.
>> 
>> Is there a way I can easily create read-only files (Mac & Win) to discourage accidental user changes?  No need for encryption or hiding information anywhere, I just want to deter casual oopsies.
>> 
>> Thanks in anticipation...
>> 
>> Best Wishes,
>> 
>> David Glasgow
>> Honorary Professor, Nottingham Trent University
>> Sexual Offences, Crime and Misconduct Research Unit
>> Consultant Forensic & Clinical Psychologist
>> Carlton Glasgow Partnership
>> Director, Child & Family Training, York
>> 
>> 
>> LinkedIn <https://www.linkedin.com/in/davidvglasgow/ <https://www.linkedin.com/in/davidvglasgow/>>
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