[libvirt] [PATCHv3] command: improve behavior on no output

[Eric Blake]

On 12/07/2010 03:17 PM, Matthias Bolte wrote:
>> +    if (!outbuf || *outbuf) {
>> +        puts("output string not allocated");
> 
> The error message doesn't fit to the *outbuf != \0 test.

Fixed by squashing this in:

diff --git i/tests/commandtest.c w/tests/commandtest.c
index 9dea6f3..e956205 100644
--- i/tests/commandtest.c
+++ w/tests/commandtest.c
@@ -633,7 +633,7 @@ static int test17(const void *unused ATTRIBUTE_UNUSED)
     }

     if (!outbuf || *outbuf) {
-        puts("output string not allocated");
+        puts("output buffer is not an allocated empty string");
         goto cleanup;
     }
     VIR_FREE(outbuf);
@@ -655,7 +655,7 @@ static int test17(const void *unused ATTRIBUTE_UNUSED)
     }

     if (!outbuf || *outbuf || !errbuf || *errbuf) {
-        puts("output strings not allocated");
+        puts("output buffers are not allocated empty strings");
         goto cleanup;
     }


> 
> Also what about the case when running /bin/true prints to {std|err}out
> for some reason? :)

Then you deserve a 'make check' failure, to force you to figure out why
your system is hosed. :)

> 
> ACK.

Thanks for the review; pushing soon.

-- 
Eric Blake   eblake at redhat.com    +1-801-349-2682
Libvirt virtualization library http://libvirt.org

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