commit 5abaf3e2bf055bcda13c51aa27fe8fa955253dc4
author Stephen M. Cameron <stephenmcameron@gmail.com> Thu Oct 02 20:31:11 2014 -0500
committer Mohamad Ayyash <mkayyash@google.com> Fri Mar 06 17:57:20 2015 -0800
tree 4882363aae240d937002bcd4bf211dc15fc59be5
parent 8bc7692033670330dffe0d0e47c4a3bf5bdebd49

make expression parser handle scientific notation

Signed-off-by: Stephen M. Cameron <stephenmcameron@gmail.com>
Signed-off-by: Jens Axboe <axboe@fb.com>

exp/expression-parser.l

diff --git a/exp/expression-parser.l b/exp/expression-parser.l
index 11eb833..7d5e787 100644
--- a/exp/expression-parser.l
+++ b/exp/expression-parser.l
@@ -109,7 +109,7 @@
 		}
 [ \t] ; /* ignore whitespace */
 [#:,].* ; /* ignore comments, and everything after colons and commas */
-[0-9]*[.][0-9]+ {
+[0-9]*[.][0-9]+|[0-9]*[.]?[0-9]+[eE][-+]*[0-9]+ {
 			int rc;
 			double dval;