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runqemu-internal: Hide some harmless warning messages 

If sudo is used in the pseudo environment, as done in image tests when
the user hasn't pre-setup the tap device, ensure the LD_PRELOAD error
message isn't seen by the user.

(From OE-Core rev: 86234ac514cbd33a0058f3b74f158daeda325c0d)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Richard Purdie 2011-09-09 18:18:44 +01:00
parent 32bb9c3184
commit 5a83e50250
1 changed files with 6 additions and 2 deletions
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8
scripts/runqemu-internal
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@ -173,7 +173,9 @@ if [ "$TAP" = "" ]; then
GROUPID=`id -g`
echo "Setting up tap interface under sudo"
tap=`sudo $QEMUIFUP $GROUPID $OECORE_NATIVE_SYSROOT`
# Redirect stderr since we could see a LD_PRELOAD warning here if pseudo is loaded
# but inactive. This looks scary but is harmless
tap=`sudo $QEMUIFUP $GROUPID $OECORE_NATIVE_SYSROOT 2> /dev/null`
if [ $? -ne 0 ]; then
# Re-run standalone to see verbose errors
sudo $QEMUIFUP $GROUPID $OECORE_NATIVE_SYSROOT
@ -191,7 +193,9 @@ fi
cleanup() {
if [ ! -e "$NOSUDO_FLAG" ]; then
sudo $QEMUIFDOWN $TAP $OECORE_NATIVE_SYSROOT
# Redirect stderr since we could see a LD_PRELOAD warning here if pseudo is loaded
# but inactive. This looks scary but is harmless
sudo $QEMUIFDOWN $TAP $OECORE_NATIVE_SYSROOT 2> /dev/null
fi
echo "Releasing lockfile of preconfigured tap device '$TAP'"
release_lock $LOCKFILE