systemd/0131-stdio-bridge-don-t-be-...

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Diff

From b277e35fdb56560110e8b96fb90042ff2e19a2c5 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Tue, 22 Nov 2022 12:18:07 +0100
Subject: [PATCH] stdio-bridge: don't be bothered with EINTR
We handle signals via signal handlers, hence no need to be concerned
about EINTR.
(cherry picked from commit 7c75f34131772781f690860de797d3e35fd0bed9)
Related: #2137584
---
src/stdio-bridge/stdio-bridge.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/src/stdio-bridge/stdio-bridge.c b/src/stdio-bridge/stdio-bridge.c
index c851059a09..1b94374b4b 100644
--- a/src/stdio-bridge/stdio-bridge.c
+++ b/src/stdio-bridge/stdio-bridge.c
@@ -242,8 +242,11 @@ static int run(int argc, char *argv[]) {
};
r = ppoll_usec(p, ELEMENTSOF(p), t);
- if (r < 0)
+ if (r < 0) {
+ if (ERRNO_IS_TRANSIENT(r)) /* don't be bothered by signals, i.e. EINTR */
+ continue;
return log_error_errno(r, "ppoll() failed: %m");
+ }
}
return 0;