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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 19:41:07 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 19:41:07 +0000
commit3af6d22bb3850ab2bac67287e3a3d3b0e32868e5 (patch)
tree3ee7a3ec64525911fa865bb984c86d997d855527 /man7/posixoptions.7
parentAdding debian version 6.05.01-1. (diff)
downloadmanpages-3af6d22bb3850ab2bac67287e3a3d3b0e32868e5.tar.xz
manpages-3af6d22bb3850ab2bac67287e3a3d3b0e32868e5.zip
Merging upstream version 6.7.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'man7/posixoptions.7')
-rw-r--r--man7/posixoptions.7128
1 files changed, 64 insertions, 64 deletions
diff --git a/man7/posixoptions.7 b/man7/posixoptions.7
index b0dea3d..2b3e3bc 100644
--- a/man7/posixoptions.7
+++ b/man7/posixoptions.7
@@ -2,7 +2,7 @@
.\"
.\" SPDX-License-Identifier: GPL-2.0-or-later
.\"
-.TH posixoptions 7 2022-10-30 "Linux man-pages 6.05.01"
+.TH posixoptions 7 2023-11-01 "Linux man-pages 6.7"
.SH NAME
posixoptions \- optional parts of the POSIX standard
.SH DESCRIPTION
@@ -19,7 +19,7 @@ From shell scripts one can use
.BR getconf (1).
For more detail, see
.BR sysconf (3).
-.PP
+.P
We give the name of the POSIX abbreviation, the option, the name of the
.BR sysconf (3)
parameter used to inquire about the option, and possibly
@@ -28,7 +28,7 @@ Much more precise detail can be found in the POSIX standard itself,
versions of which can nowadays be accessed freely on the web.
.SS ADV - _POSIX_ADVISORY_INFO - _SC_ADVISORY_INFO
The following advisory functions are present:
-.PP
+.P
.nf
.in +4n
.IR posix_fadvise ()
@@ -42,7 +42,7 @@ The header
.I <aio.h>
is present.
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR aio_cancel ()
@@ -62,7 +62,7 @@ and
.B _POSIX_THREAD_SAFE_FUNCTIONS
options.
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR pthread_barrier_destroy ()
@@ -80,8 +80,8 @@ The following functions are present:
If this option is in effect (as it always is under POSIX.1-2001),
then only root may change the owner of a file, and nonroot can
set the group of a file only to one of the groups it belongs to.
-This affects the following functions
-.PP
+This affects the following functions:
+.P
.nf
.in +4n
.IR chown ()
@@ -94,7 +94,7 @@ This option implies the
.B _POSIX_TIMERS
option.
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR pthread_condattr_getclock ()
@@ -102,7 +102,7 @@ The following functions are present:
.IR clock_nanosleep ()
.in
.fi
-.PP
+.P
If
.B CLOCK_REALTIME
is changed by the function
@@ -136,7 +136,7 @@ Internet Protocol Version 6 is supported.
If this option is in effect (as it always is under POSIX.1-2001),
then the system implements POSIX-style job control,
and the following functions are present:
-.PP
+.P
.nf
.in +4n
.IR setpgid ()
@@ -154,7 +154,7 @@ The include file
.I <sys/mman.h>
is present.
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR mmap ()
@@ -165,7 +165,7 @@ The following functions are present:
.SS ML - _POSIX_MEMLOCK - _SC_MEMLOCK
Shared memory can be locked into core.
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR mlockall ()
@@ -175,7 +175,7 @@ The following functions are present:
.SS MR/MLR - _POSIX_MEMLOCK_RANGE - _SC_MEMLOCK_RANGE
More precisely, ranges can be locked into core.
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR mlock ()
@@ -191,7 +191,7 @@ The include file
.I <mqueue.h>
is present.
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR mq_close ()
@@ -211,7 +211,7 @@ This option implies the
.B _POSIX_TIMERS
option.
The following functions are affected:
-.PP
+.P
.nf
.in +4n
.IR aio_suspend ()
@@ -236,7 +236,7 @@ This property may be dependent on the path prefix of the component.
.SS PIO - _POSIX_PRIORITIZED_IO - _SC_PRIORITIZED_IO
This option says that one can specify priorities for asynchronous I/O.
This affects the functions
-.PP
+.P
.nf
.in +4n
.IR aio_read ()
@@ -248,7 +248,7 @@ The include file
.I <sched.h>
is present.
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR sched_get_priority_max ()
@@ -261,11 +261,11 @@ The following functions are present:
.IR sched_yield ()
.in
.fi
-.PP
+.P
If also
.B _POSIX_SPAWN
is in effect, then the following functions are present:
-.PP
+.P
.nf
.in +4n
.IR posix_spawnattr_getschedparam ()
@@ -277,7 +277,7 @@ is in effect, then the following functions are present:
.SS RS - _POSIX_RAW_SOCKETS
Raw sockets are supported.
The following functions are affected:
-.PP
+.P
.nf
.in +4n
.IR getsockopt ()
@@ -292,9 +292,9 @@ Conversely,
under POSIX.1-2001 the
.B _POSIX_THREADS
option implies this option.
-.PP
+.P
The following functions are present:
-.PP
+.P
.in +4n
.nf
.IR pthread_rwlock_destroy ()
@@ -311,7 +311,7 @@ The following functions are present:
.SS RTS - _POSIX_REALTIME_SIGNALS - _SC_REALTIME_SIGNALS
Realtime signals are supported.
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR sigqueue ()
@@ -323,7 +323,7 @@ The following functions are present:
If this option is in effect (as it always is under POSIX.1-2001),
then POSIX regular expressions are supported
and the following functions are present:
-.PP
+.P
.nf
.in +4n
.IR regcomp ()
@@ -336,7 +336,7 @@ and the following functions are present:
If this option is in effect (as it always is under POSIX.1-2001),
then a process has a saved set-user-ID and a saved set-group-ID.
The following functions are affected:
-.PP
+.P
.nf
.in +4n
.IR exec ()
@@ -354,7 +354,7 @@ The include file
.I <semaphore.h>
is present.
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR sem_close ()
@@ -370,7 +370,7 @@ The following functions are present:
.fi
.SS SHM - _POSIX_SHARED_MEMORY_OBJECTS - _SC_SHARED_MEMORY_OBJECTS
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR mmap ()
@@ -389,13 +389,13 @@ This option describes support for process creation in a context where
it is difficult or impossible to use
.IR fork (),
for example, because no MMU is present.
-.PP
+.P
If
.B _POSIX_SPAWN
is in effect, then the include file
.I <spawn.h>
and the following functions are present:
-.PP
+.P
.nf
.in +4n
.IR posix_spawn ()
@@ -417,12 +417,12 @@ and the following functions are present:
.IR posix_spawnp ()
.in
.fi
-.PP
+.P
If also
.B _POSIX_PRIORITY_SCHEDULING
is in effect, then
the following functions are present:
-.PP
+.P
.nf
.in +4n
.IR posix_spawnattr_getschedparam ()
@@ -438,7 +438,7 @@ and
.B _POSIX_THREAD_SAFE_FUNCTIONS
options.
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR pthread_spin_destroy ()
@@ -456,7 +456,7 @@ This option implies the
.B _POSIX_PRIORITY_SCHEDULING
option.
The following functions are affected:
-.PP
+.P
.nf
.in +4n
.IR sched_setparam ()
@@ -465,7 +465,7 @@ The following functions are affected:
.fi
.SS SIO - _POSIX_SYNCHRONIZED_IO - _SC_SYNCHRONIZED_IO
The following functions are affected:
-.PP
+.P
.nf
.in +4n
.IR open ()
@@ -476,7 +476,7 @@ The following functions are affected:
.fi
.SS TSA - _POSIX_THREAD_ATTR_STACKADDR - _SC_THREAD_ATTR_STACKADDR
The following functions are affected:
-.PP
+.P
.nf
.in +4n
.IR pthread_attr_getstack ()
@@ -487,7 +487,7 @@ The following functions are affected:
.fi
.SS TSS - _POSIX_THREAD_ATTR_STACKSIZE - _SC_THREAD_ATTR_STACKSIZE
The following functions are affected:
-.PP
+.P
.nf
.in +4n
.IR pthread_attr_getstack ()
@@ -502,7 +502,7 @@ This option implies the
.B _POSIX_TIMERS
option.
The following functions are affected:
-.PP
+.P
.nf
.in +4n
.IR pthread_getcpuclockid ()
@@ -514,7 +514,7 @@ The following functions are affected:
.fi
.SS TPI - _POSIX_THREAD_PRIO_INHERIT - _SC_THREAD_PRIO_INHERIT
The following functions are affected:
-.PP
+.P
.nf
.in +4n
.IR pthread_mutexattr_getprotocol ()
@@ -523,7 +523,7 @@ The following functions are affected:
.fi
.SS TPP - _POSIX_THREAD_PRIO_PROTECT - _SC_THREAD_PRIO_PROTECT
The following functions are affected:
-.PP
+.P
.nf
.in +4n
.IR pthread_mutex_getprioceiling ()
@@ -538,7 +538,7 @@ The following functions are affected:
If this option is in effect, the different threads inside a process
can run with different priorities and/or different schedulers.
The following functions are affected:
-.PP
+.P
.nf
.in +4n
.IR pthread_attr_getinheritsched ()
@@ -554,7 +554,7 @@ The following functions are affected:
.fi
.SS TSH - _POSIX_THREAD_PROCESS_SHARED - _SC_THREAD_PROCESS_SHARED
The following functions are affected:
-.PP
+.P
.nf
.in +4n
.IR pthread_barrierattr_getpshared ()
@@ -569,7 +569,7 @@ The following functions are affected:
.fi
.SS TSF - _POSIX_THREAD_SAFE_FUNCTIONS - _SC_THREAD_SAFE_FUNCTIONS
The following functions are affected:
-.PP
+.P
.nf
.in +4n
.IR readdir_r ()
@@ -598,7 +598,7 @@ This option implies the
.B _POSIX_THREAD_PRIORITY_SCHEDULING
option.
The following functions are affected:
-.PP
+.P
.nf
.in +4n
.IR sched_getparam ()
@@ -609,7 +609,7 @@ The following functions are affected:
.SS THR - _POSIX_THREADS - _SC_THREADS
Basic support for POSIX threads is available.
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR pthread_atfork ()
@@ -664,7 +664,7 @@ The following functions are present:
.fi
.SS TMO - _POSIX_TIMEOUTS - _SC_TIMEOUTS
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR mq_timedreceive ()
@@ -678,7 +678,7 @@ The following functions are present:
.fi
.SS TMR - _POSIX_TIMERS - _SC_TIMERS
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR clock_getres ()
@@ -695,7 +695,7 @@ The following functions are present:
.SS TRC - _POSIX_TRACE - _SC_TRACE
POSIX tracing is available.
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR posix_trace_attr_destroy ()
@@ -736,7 +736,7 @@ This option implies the
.B _POSIX_TRACE
option.
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR posix_trace_eventset_add ()
@@ -755,7 +755,7 @@ This option implies the
.B _POSIX_TRACE
option.
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR posix_trace_attr_getinherited ()
@@ -767,7 +767,7 @@ This option implies the
.B _POSIX_TRACE
option.
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR posix_trace_attr_getlogfullpolicy ()
@@ -782,7 +782,7 @@ The following functions are present:
.fi
.SS TYM - _POSIX_TYPED_MEMORY_OBJECTS - _SC_TYPED_MEMORY_OBJECT
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR posix_mem_offset ()
@@ -797,7 +797,7 @@ character to indicate that it is disabled.
.SH X/OPEN SYSTEM INTERFACE EXTENSIONS
.SS XSI - _XOPEN_CRYPT - _SC_XOPEN_CRYPT
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR crypt ()
@@ -806,7 +806,7 @@ The following functions are present:
.fi
.SS XSI - _XOPEN_REALTIME - _SC_XOPEN_REALTIME
This option implies the following options:
-.PP
+.P
.PD 0
.TP
.BR _POSIX_ASYNCHRONOUS_IO == 200112L
@@ -841,7 +841,7 @@ This option implies the following options:
.SS ADV - --- - ---
The Advanced Realtime option group implies that the following options
are all defined to 200112L:
-.PP
+.P
.PD 0
.TP
.B _POSIX_ADVISORY_INFO
@@ -872,7 +872,7 @@ are all defined to 200112L:
.SS XSI - _XOPEN_REALTIME_THREADS - _SC_XOPEN_REALTIME_THREADS
This option implies that the following options
are all defined to 200112L:
-.PP
+.P
.PD 0
.TP
.B _POSIX_THREAD_PRIO_INHERIT
@@ -884,7 +884,7 @@ are all defined to 200112L:
.SS ADVANCED REALTIME THREADS - --- - ---
This option implies that the following options
are all defined to 200112L:
-.PP
+.P
.PD 0
.TP
.B _POSIX_BARRIERS
@@ -909,7 +909,7 @@ are all defined to 200112L:
.SS TRACING - --- - ---
This option implies that the following options
are all defined to 200112L:
-.PP
+.P
.PD 0
.TP
.B _POSIX_TRACE
@@ -922,7 +922,7 @@ are all defined to 200112L:
.PD
.SS STREAMS - _XOPEN_STREAMS - _SC_XOPEN_STREAMS
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR fattach ()
@@ -939,7 +939,7 @@ The following functions are present:
Functions included in the legacy option group were previously mandatory,
but are now optional in this version.
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR bcmp ()
@@ -959,7 +959,7 @@ The following functions are present:
.fi
.SS XSI - _XOPEN_UNIX - _SC_XOPEN_UNIX
The following functions are present:
-.PP
+.P
.nf
.in +4n
.IR mmap ()
@@ -967,9 +967,9 @@ The following functions are present:
.IR msync ()
.in
.fi
-.PP
+.P
This option implies the following options:
-.PP
+.P
.PD 0
.TP
.B _POSIX_FSYNC
@@ -988,9 +988,9 @@ This option implies the following options:
.TP
.B _POSIX_THREADS
.PD
-.PP
+.P
This option may imply the following options from the XSI option groups:
-.PP
+.P
.PD 0
.TP
.RB "Encryption (" _XOPEN_CRYPT )