From: Alejandro Colomar <colomar.6.4.3@gmail.com>
Date: Fri, 9 Oct 2020 08:42:44 +0000 (+0200)
Subject: system_data_types.7: Add 'fd_set'
X-Git-Tag: man-pages-5.09~177
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=abb53fc49c768a0e701e4dff29cce87e3487a661;p=thirdparty%2Fman-pages.git

system_data_types.7: Add 'fd_set'

Signed-off-by: Alejandro Colomar <colomar.6.4.3@gmail.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
---

diff --git a/man7/system_data_types.7 b/man7/system_data_types.7
index b0e0d2b487..a4a2e0ab87 100644
--- a/man7/system_data_types.7
+++ b/man7/system_data_types.7
@@ -151,6 +151,28 @@ See also the
 .I float_t
 type in this page.
 .RE
+.\"------------------------------------- fd_set -----------------------/
+.TP
+.I fd_set
+.RS
+Include:
+.IR <sys/select.h> .
+Alternatively,
+.IR <sys/time.h> .
+.PP
+A structure type that can represent a set of file descriptors.
+According to POSIX,
+the maximum number of file descriptors in an
+.I fd_set
+structure is the value of the macro
+.BR FD_SETSIZE .
+.PP
+Conforming to:
+POSIX.1-2001 and later.
+.PP
+See also:
+.BR select (2)
+.RE
 .\"------------------------------------- fenv_t -----------------------/
 .TP
 .I fenv_t