Fix recently introduced parent_pid macro on NetBSD 7.0.
On NetBSD, procfs status file looks like the following.
n7% cat /proc/$$/status
zsh 18509 12970 18509 18509 5,8 ctty,sldr 1476344459,639266 0,15575 0,15575
pause 1000 100,100,0
n7%
Signed-off-by: YAMAMOTO Takashi <[email protected]>
---
tests/ovs-macros.at | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/tests/ovs-macros.at b/tests/ovs-macros.at
index f3b7c36..b64d8cd 100644
--- a/tests/ovs-macros.at
+++ b/tests/ovs-macros.at
@@ -107,10 +107,10 @@ parent_pid () {
# Using "ps" is portable to any POSIX system, but busybox "ps" (used in
# e.g. Alpine Linux) is noncompliant, so we use a Linux-specific approach
# when it's available.
- if test ! -e /proc/$1/status; then
- ps -o ppid= -p $1
- else
+ if egrep '^PPid:[[:space:]]*[0-9]*$' /proc/$1/status > /dev/null 2>&1; then
sed -n 's/^PPid: \([0-9]*\)/\1/p' /proc/$1/status
+ else
+ ps -o ppid= -p $1
fi
}
]
--
2.5.4 (Apple Git-61)
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