expr: clarify error message
commit9a6c97eb2965adf868b26acf0ace0094dfe4cada
authorEric Blake <eblake@redhat.com>
Thu, 25 Feb 2010 15:36:39 +0000 (25 08:36 -0700)
committerEric Blake <eblake@redhat.com>
Thu, 25 Feb 2010 15:54:49 +0000 (25 08:54 -0700)
tree05352c9513557ef84b38c674f0d906b57ae1ff95
parent0b5bd805bda0346dd6ed777826da39d5571115a0
expr: clarify error message

* src/expr.c (eval4, eval3): Clarify that expr expects integers,
and not the broader category of numbers.
* tests/misc/expr: Update test accordingly.
Suggested by Dan Jacobson.
src/expr.c
tests/misc/expr