Robert Elz wrote in
<6599.1727248...@jacaranda.noi.kre.to>:
| Date: Tue, 24 Sep 2024 23:54:13 +0000 (UTC)
| From: RVP <r...@sdf.org>
| Message-ID: <4d7cdca7-fcf4-8985-7c1d-79ef63125...@sdf.org>
|
|| On Tue, 24 Sep 2024, Steffen Nurpmeso wrote:
|
|I replied to Steffen's (pre-forwarded) message off list, but:
|
|| Yes, this surprised me too. This test is true if $___SHRC is undefined,
|
|(or empty)
|
|| No, that becomes `if ":" ...' $___SHRC is undefined or empty. You need to
|| write it that way, else it's a syntax error.
|
|Not a syntax error, an execution error, it would attempt to run the \
|"" command
|which cannot possibly exist in the filesystem, so results in "command \
|not found".
|
|In NetBSD's sh you can actually do
|
| ''() { echo nothing; }
|
|(where the function body can be anything of course), then the empty-string
|command (as distinct from absent command) does exist, and works, but \
|I would
|not recommend this to anyone, it isn't likely to work elsewhere.
Btw last night i had half an hour or so and fixed it all for
.profile and .shrc, the latter now does
if [ -z "$___SHRC" ]; then
___SHRC=y
case $- in
*i*|*m*) ___shrc;;
esac
fi
|kre
--End of <6599.1727248...@jacaranda.noi.kre.to>
--steffen
|
|Der Kragenbaer, The moon bear,
|der holt sich munter he cheerfully and one by one
|einen nach dem anderen runter wa.ks himself off
|(By Robert Gernhardt)
