🚀 go-pugleaf

It seems Bash's builtin "test" command didn't know that I could write
a file based on group permissions, whereas all the other "test"
commands I could find worked OK.

SunOS Release 4.1.2  BASH_VERSION=1.12.1
bash$ ls -lg music.cal
-rw-rw-r--  1 pwyc     rnd          4284 Jul 24 16:35 music.cal
bash$ id
uid=47941(danj1) gid=47941(danj1) groups=47941(danj1),34718(rnd)
bash$ touch music.cal
bash$ ls -lg music.cal
-rw-rw-r--  1 pwyc     rnd          4284 Jul 24 18:54 music.cal
bash$ test -w music.cal && echo writeable
bash$ /bin/test -w music.cal && echo writeable
writeable
bash$ type test
test is a shell builtin
bash$ ksh
$ type test
test is a shell builtin
$ test -w music.cal && echo ksh says writeable
ksh says writeable
$ sh
$ test -w music.cal&& echo sh too
sh too
$ type test
test is a shell builtin
$ csh
ihspa% if (-w music.cal) echo ooooo
ooooo