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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 19:41:07 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 19:41:07 +0000 |
commit | 3af6d22bb3850ab2bac67287e3a3d3b0e32868e5 (patch) | |
tree | 3ee7a3ec64525911fa865bb984c86d997d855527 /man2/sendmmsg.2 | |
parent | Adding debian version 6.05.01-1. (diff) | |
download | manpages-3af6d22bb3850ab2bac67287e3a3d3b0e32868e5.tar.xz manpages-3af6d22bb3850ab2bac67287e3a3d3b0e32868e5.zip |
Merging upstream version 6.7.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'man2/sendmmsg.2')
-rw-r--r-- | man2/sendmmsg.2 | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/man2/sendmmsg.2 b/man2/sendmmsg.2 index 283c4a5..64a4da0 100644 --- a/man2/sendmmsg.2 +++ b/man2/sendmmsg.2 @@ -5,7 +5,7 @@ .\" .\" SPDX-License-Identifier: Linux-man-pages-copyleft .\" -.TH sendmmsg 2 2023-05-03 "Linux man-pages 6.05.01" +.TH sendmmsg 2 2023-10-31 "Linux man-pages 6.7" .SH NAME sendmmsg \- send multiple messages on a socket .SH LIBRARY @@ -15,7 +15,7 @@ Standard C library .nf .BR "#define _GNU_SOURCE" " /* See feature_test_macros(7) */" .B #include <sys/socket.h> -.PP +.P .BI "int sendmmsg(int " sockfd ", struct mmsghdr *" msgvec \ ", unsigned int " vlen "," .BI " int " flags ");" @@ -29,12 +29,12 @@ that allows the caller to transmit multiple messages on a socket using a single system call. (This has performance benefits for some applications.) .\" See commit 228e548e602061b08ee8e8966f567c12aa079682 -.PP +.P The .I sockfd argument is the file descriptor of the socket on which data is to be transmitted. -.PP +.P The .I msgvec argument is a pointer to an array of @@ -42,13 +42,13 @@ argument is a pointer to an array of structures. The size of this array is specified in .IR vlen . -.PP +.P The .I mmsghdr structure is defined in .I <sys/socket.h> as: -.PP +.P .in +4n .EX struct mmsghdr { @@ -57,7 +57,7 @@ struct mmsghdr { }; .EE .in -.PP +.P The .I msg_hdr field is a @@ -71,13 +71,13 @@ field is used to return the number of bytes sent from the message in (i.e., the same as the return value from a single .BR sendmsg (2) call). -.PP +.P The .I flags argument contains flags ORed together. The flags are the same as for .BR sendmsg (2). -.PP +.P A blocking .BR sendmmsg () call blocks until @@ -87,7 +87,7 @@ A nonblocking call sends as many messages as possible (up to the limit specified by .IR vlen ) and returns immediately. -.PP +.P On return from .BR sendmmsg (), the @@ -109,7 +109,7 @@ if this is less than the caller can retry with a further .BR sendmmsg () call to send the remaining messages. -.PP +.P On error, \-1 is returned, and .I errno is set to indicate the error. @@ -163,7 +163,7 @@ and .I three in two distinct UDP datagrams using one system call. The contents of the first datagram originates from a pair of buffers. -.PP +.P .\" SRC BEGIN (sendmmsg.c) .EX #define _GNU_SOURCE |