* [PATCH] extrace: skip parent lookup for pid 1
@ 2021-06-15 12:08 Alyssa Ross
0 siblings, 0 replies; only message in thread
From: Alyssa Ross @ 2021-06-15 12:08 UTC (permalink / raw)
To: leahutils; +Cc: Alyssa Ross
I was getting a lot of errors that looked like
extrace: process vanished before we found its parent: pid 1: redirfd
Which are easily avoidable.
---
| 3 +++
1 file changed, 3 insertions(+)
--git a/extrace.c b/extrace.c
index e3a441a..4848a6f 100644
--- a/extrace.c
+++ b/extrace.c
@@ -140,6 +140,9 @@ pid_depth(pid_t pid)
char *s;
int fd, d, i;
+ if (pid == 1)
+ return 0;
+
snprintf(name, sizeof name, "/proc/%d/stat", pid);
if ((fd = open(name, O_RDONLY)) < 0)
--
2.31.1
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2021-06-15 12:08 [PATCH] extrace: skip parent lookup for pid 1 Alyssa Ross
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