From 6db45b94d8ed7c8878e32f8b5ca47b6aa84c4cb2 Mon Sep 17 00:00:00 2001 From: Bart Schaefer Date: Thu, 4 Feb 2021 17:01:07 -0800 Subject: 47889: Update csh aliasing equivalences --- Etc/FAQ.yo | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'Etc') diff --git a/Etc/FAQ.yo b/Etc/FAQ.yo index a4ffba688..7aeddd89c 100644 --- a/Etc/FAQ.yo +++ b/Etc/FAQ.yo @@ -715,7 +715,8 @@ label(23) enumeration( myeit() If the csh alias references "parameters" (tt(\!:1), tt(\!*) etc.), then in zsh you need a function (referencing tt($1), tt($*) etc.). - Otherwise, you can use a zsh alias. + In recent versions of zsh this can be done by defining an anonymous + function within the alias. Otherwise, a simple zsh alias suffices. myeit() If you use a zsh function, you need to refer _at_least_ to tt($*) in the body (inside the tt({ })). Parameters don't magically @@ -759,7 +760,7 @@ label(23) parameters. (E.g., in a csh alias, a reference to tt(\!:5) will cause an error if 4 or fewer arguments are given; in a zsh function, tt($5) is the empty string if there are 4 or fewer - parameters.) + parameters. Force an error in this example by using tt(${5?}).) myeit() To begin a zsh alias with a - (dash, hyphen) character, use mytt(alias --): @@ -780,9 +781,8 @@ label(23) ) mytt(l) in the function definition is in command position and is expanded as an alias, defining mytt(/bin/ls) and mytt(-F) as functions which call - mytt(/bin/ls), which gets a bit recursive. This can be avoided if you use - mytt(function) to define a function, which doesn't expand aliases. It is - possible to argue for extra warnings somewhere in this mess. + mytt(/bin/ls), which gets a bit recursive. Recent versions of zsh treat + this as an error, but older versions silently create the functions. One workaround for this is to use the "function" keyword instead: verb( -- cgit 1.4.1