From: John Wiegley <johnw@newartisans.com>
Date: Thu, 10 May 2001 03:30:15 +0000 (+0000)
Subject: (eshell-number-regexp): Now that number conversions only happen for
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(eshell-number-regexp): Now that number conversions only happen for
Lisp function calls, the number regexp should now match all integer
and floating point forms.
---

diff --git a/lisp/eshell/esh-util.el b/lisp/eshell/esh-util.el
index 440cf01d607..62c72af02ca 100644
--- a/lisp/eshell/esh-util.el
+++ b/lisp/eshell/esh-util.el
@@ -88,7 +88,7 @@ Numeric form is tested using the regular expression
   :type 'boolean
   :group 'eshell-util)
 
-(defcustom eshell-number-regexp "\\(0\\|-?[1-9][0-9]*\\(\\.[0-9]+\\)?\\)"
+(defcustom eshell-number-regexp "-?\\([0-9]*\\.\\)?[0-9]+\\(e[-0-9.]+\\)?"
   "*Regular expression used to match numeric arguments.
 If `eshell-convert-numeric-arguments' is non-nil, and an argument
 matches this regexp, it will be converted to a Lisp number, using the