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Re: [Xen-devel] [PATCH] Fix non-portable grep usage
| To: | john.levon@xxxxxxx |
|---|---|
| Subject: | Re: [Xen-devel] [PATCH] Fix non-portable grep usage |
| From: | Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx> |
| Date: | Tue, 13 Nov 2007 10:01:53 +0000 |
| Cc: | xen-devel@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Tue, 13 Nov 2007 02:03:03 -0800 |
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john.levon@xxxxxxx writes ("[Xen-devel] [PATCH] Fix non-portable grep usage"):
> - grep -E -q '^ +U ' && { \
> + egrep '^ +U ' 2>/dev/null && { \
-q suppresses stdout output, not stderr. So I think you mean:
+ egrep '^ +U ' >/dev/null && { \
Ian.
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