On 2025-04-08 06:12, Nelson H. F. Beebe wrote:
+ returns_ 1 zdiff a.gz b.gz >out 2>err + fail=1
To help debug that, could you please run the following commands in the gzip source directory and tell us the output?
echo a>a echo b>b ./gzip a b /bin/bash -x ./zdiff a.gz b.gzI am assuming "zdiff" starts with "#!/bin/bash"; if it starts with something else please use that shell instead.