Re: "cannot execute binary file" error with Bash 5.2

[Chet Ramey]

On 11/14/22 2:40 PM, loic.yhuel@gmail.com wrote:

> Bash Version: 5.2
> Patch Level: 2
> Release Status: release
>
> Description:
>          I can no longer run xxx-ct-ng.config scripts produced by crosstool-ng.
>          Those just contain a few lines of script, with appended bzip2 
> compressed text.
>          
> https://github.com/crosstool-ng/crosstool-ng/blob/master/scripts/toolchain-config.in
>         Bash 5.2 changed the check_binary_file function, it seems any NUL in 
> the first
>          80 characters will cause the error.
>
> Repeat-By:
>         Create a test.sh with :
>          #!/bin/sh
>          tail -n+4 "${0}" | bzcat
>          exit 0
>
>          $ echo foo | bzip2 >> test.sh
>          $ bash ./test.sh
>          ./test.sh: ./test.sh: cannot execute binary file

https://savannah.gnu.org/support/index.php?110744

I attached the patch I applied.

--
``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/

binary-file-hashbang
Description: Text document