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| author | Laurent Bercot <ska-skaware@skarnet.org> | 2026-01-01 13:47:45 +0000 |
|---|---|---|
| committer | Laurent Bercot <ska-skaware@skarnet.org> | 2026-01-01 13:47:45 +0000 |
| commit | e99182dab3093f1645f9e4ff216aa752d7443fb1 (patch) | |
| tree | 175a373c32a58783edd41901d4baf6e68626c7ec /src/libunixonacid/unixmessage_sender_flush.c | |
| parent | 45137c6466050c9468931713a7504eae3d08bfce (diff) | |
| download | skalibs-e99182dab3093f1645f9e4ff216aa752d7443fb1.tar.gz | |
Save/restore errno in all safe wrappers
Diffstat (limited to 'src/libunixonacid/unixmessage_sender_flush.c')
| -rw-r--r-- | src/libunixonacid/unixmessage_sender_flush.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/libunixonacid/unixmessage_sender_flush.c b/src/libunixonacid/unixmessage_sender_flush.c index 93bbbd7..35178b9 100644 --- a/src/libunixonacid/unixmessage_sender_flush.c +++ b/src/libunixonacid/unixmessage_sender_flush.c @@ -98,9 +98,11 @@ int unixmessage_sender_flush (unixmessage_sender *b) ((int *)CMSG_DATA(cp))[i] = fd < 0 ? -(fd+1) : fd ; } } + int e = errno ; do r = sendmsg(b->fd, &hdr, MSG_NOSIGNAL) ; - while (r < 0 && errno == EINTR) ; + while (r == -1 && errno == EINTR) ; if (r <= 0) return 0 ; + errno = e ; if (nfds) { size_t i = 0 ; |