From 1b6b1b2dcf020ca151dcc91f15963c24ad8ee111 Mon Sep 17 00:00:00 2001
From: sjplimp <sjplimp@f3b2605a-c512-4ea7-a41b-209d697bcdaa>
Date: Wed, 9 Jan 2008 15:39:05 +0000
Subject: [PATCH] git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@1356
 f3b2605a-c512-4ea7-a41b-209d697bcdaa

---
 src/variable.cpp | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/variable.cpp b/src/variable.cpp
index f315ceb387..8298fecf66 100644
--- a/src/variable.cpp
+++ b/src/variable.cpp
@@ -565,9 +565,13 @@ double Variable::evaluate(char *str, Tree **tree)
       // istop = end of number, including scientific notation
 
       int istart = i;
-      int istop = istart + strspn(&str[i],"0123456789eE.-") - 1;
-      while (str[istop] == '-') istop--;
-      i = istop + 1;
+      while (isdigit(str[i]) || str[i] == '.') i++;
+      if (str[i] == 'e' || str[i] == 'E') {
+	i++;
+	if (str[i] == '+' || str[i] == '-') i++;
+	while (isdigit(str[i])) i++;
+      }
+      int istop = i - 1;
 
       int n = istop - istart + 1;
       char *number = new char[n+1];