qemuimagetest: collect and print runqemu output

If runqemu (or qemu itself) fails we need to know why, so tee out to a
log file and print it when we can't find the qemu process or determine
its IP address.

(From OE-Core rev: 827106a57ca88760a19f9309d859b500c5c4fe97)

Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/meta/classes/imagetest-qemu.bbclass b/meta/classes/imagetest-qemu.bbclass
index 0d18f065a4..63ba08718e 100644
--- a/meta/classes/imagetest-qemu.bbclass
+++ b/meta/classes/imagetest-qemu.bbclass
@@ -74,6 +74,7 @@ def qemuimagetest_main(d):
         os.environ["TARGET_IPSAVE"] = d.getVar("TARGET_IPSAVE", True)
         os.environ["TEST_SERIALIZE"] = d.getVar("TEST_SERIALIZE", True)
         os.environ["SDK_NAME"] = d.getVar("SDK_NAME", True)
+        os.environ["RUNQEMU_LOGFILE"] = d.expand("${T}/log.runqemutest.%s" % os.getpid())
 
         # Add in all variables from the user's original environment which
         # haven't subsequntly been set/changed