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authorFelix Johnson <fjohnson@felix-johnson.com>2025-02-13 03:40:59 +0000
committerAlexander Ziaee <ziaee@FreeBSD.org>2025-02-27 01:44:28 +0000
commit2200da5fe05929d8455435a178188efaab7ee85f (patch)
treec0d1c1fe7040eed685b82a46e5460791ad4c22cd /lib/libc
parent77eacf8278036353ead50e1317f8936dfc49186d (diff)
Diffstat (limited to 'lib/libc')
-rw-r--r--lib/libc/sys/recv.213
1 files changed, 10 insertions, 3 deletions
diff --git a/lib/libc/sys/recv.2 b/lib/libc/sys/recv.2
index 68dc70e14800..8d50086c3eb9 100644
--- a/lib/libc/sys/recv.2
+++ b/lib/libc/sys/recv.2
@@ -318,12 +318,19 @@ On data reception the
.Fa msg_len
field is updated to the length of the received message.
.Sh RETURN VALUES
-These calls except
-.Fn recvmmsg
+On successful completion,
+.Fn recv ,
+.Fn recvfrom ,
+and
+.Fn recvmsg
return the number of bytes received.
.Fn recvmmsg
returns the number of messages received.
-A value of -1 is returned if an error occurred.
+If no messages are available to be received and the peer has
+performed an orderly shutdown, 0 is returned.
+Otherwise, -1 is returned and
+.Va errno
+is set to indicate the error.
.Sh ERRORS
The calls fail if:
.Bl -tag -width Er