From: "Radim Krčmář" <rkrcmar@redhat.com>
To: kvm@vger.kernel.org
Cc: Paolo Bonzini <pbonzini@redhat.com>, Andrew Jones <drjones@redhat.com>
Subject: [kvm-unit-tests PATCH v2] scripts/arch-run: print stderr immediately
Date: Tue, 15 Nov 2016 15:45:32 +0100 [thread overview]
Message-ID: <20161115144532.10119-1-rkrcmar@redhat.com> (raw)
Not doing so hid stderr output when the test was stuck and subsequently
killed with ^C.
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
---
v2: use /dev/... files instead of &${file descriptor numbers} [Paolo]
---
scripts/arch-run.bash | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/scripts/arch-run.bash b/scripts/arch-run.bash
index 8e75c6ed6e17..0a1ae95396f9 100644
--- a/scripts/arch-run.bash
+++ b/scripts/arch-run.bash
@@ -30,12 +30,11 @@ run_qemu ()
# stdout to {stdout}, stderr to $errors
exec {stdout}>&1
- errors=$("${@}" 2>&1 1>&${stdout})
+ errors=$("${@}" 2> >(tee /dev/stderr) > /dev/fd/$stdout)
ret=$?
exec {stdout}>&-
if [ "$errors" ]; then
- printf "%s\n" "$errors" >&2
sig=$(grep 'terminating on signal' <<<"$errors")
if [ "$sig" ]; then
sig=$(sed 's/.*terminating on signal \([0-9][0-9]*\).*/\1/' <<<"$sig")
--
2.10.2
next reply other threads:[~2016-11-15 14:45 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-15 14:45 Radim Krčmář [this message]
2016-11-15 14:47 ` [kvm-unit-tests PATCH v2] scripts/arch-run: print stderr immediately Paolo Bonzini
2016-11-15 14:51 ` Radim Krčmář
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