From cccc806de7b564dcb5305aba07a41998414d9129 Mon Sep 17 00:00:00 2001 From: "Richard M. Stallman" Date: Wed, 28 May 2003 11:16:22 +0000 Subject: [PATCH] (substitute-env-vars): Fix typo. --- lisp/env.el | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/lisp/env.el b/lisp/env.el index eae724d148d..6aef5457a1c 100644 --- a/lisp/env.el +++ b/lisp/env.el @@ -63,12 +63,14 @@ If it is also not t, RET does not exit if it does non-null completion." `$FOO' where FOO is an environment variable name means to substitute the value of that variable. The variable name should be terminated with a character not a letter, digit or underscore; otherwise, enclose -the entire variable name in braces. Use `$$' to insert a single -dollar sign." +the entire variable name in braces. For instance, in `ab$cd-x', +`$cd' is treated as an environment variable. + +Use `$$' to insert a single dollar sign." (let ((start 0)) (while (string-match (eval-when-compile - (rx (or (and "$" (submatch (1+ (regexp "[:alnum:]_")))) + (rx (or (and "$" (submatch (1+ (regexp "[[:alnum:]_]")))) (and "${" (submatch (minimal-match (0+ anything))) "}") "$$"))) string start) -- 2.39.2