From ccca30c230e308a440319f7d87eaec2854fe937f Mon Sep 17 00:00:00 2001 From: Alejandro Colomar Date: Sat, 9 Jan 2021 22:45:02 +0100 Subject: [PATCH] Various pages: srcfix: Remove redundant .PP .PP are redundant just after .SH or .SS. Remove them. $ find man? -type f \ |xargs sed -i '/^\.S[HS]/{n;/\.PP/d}'; Plus a couple manual edits. Signed-off-by: Alejandro Colomar Signed-off-by: Michael Kerrisk --- man3/stailq.3 | 2 +- man3/tailq.3 | 2 +- man4/lirc.4 | 9 --------- man4/st.4 | 3 --- man5/utmp.5 | 2 -- man7/boot.7 | 2 -- man7/credentials.7 | 1 - man7/futex.7 | 4 ---- man7/mailaddr.7 | 3 --- man7/sigevent.7 | 1 - man7/time_namespaces.7 | 2 -- man7/uri.7 | 5 ----- 12 files changed, 2 insertions(+), 34 deletions(-) diff --git a/man3/stailq.3 b/man3/stailq.3 index e68cd25b2..8514b3998 100644 --- a/man3/stailq.3 +++ b/man3/stailq.3 @@ -256,13 +256,13 @@ macro. .\" .BR STAILQ_REMOVE (), .\" this macro does not traverse the entire tail queue. .SS Other features -.PP .BR STAILQ_CONCAT () concatenates the tail queue headed by .I head2 onto the end of the one headed by .I head1 removing all entries from the former. +.\" .PP .\" .BR STAILQ_SWAP () .\" swaps the contents of .\" .I head1 diff --git a/man3/tailq.3 b/man3/tailq.3 index 00fef1ce4..75ab7e1cf 100644 --- a/man3/tailq.3 +++ b/man3/tailq.3 @@ -306,12 +306,12 @@ removes the element .I elm from the queue. .SS Other features -.\" .PP .\" .BR TAILQ_SWAP () .\" swaps the contents of .\" .I head1 .\" and .\" .IR head2 . +.\" .PP .BR TAILQ_CONCAT () concatenates the queue headed by .I head2 diff --git a/man4/lirc.4 b/man4/lirc.4 index 999cdc571..8bc8a95cf 100644 --- a/man4/lirc.4 +++ b/man4/lirc.4 @@ -25,7 +25,6 @@ .SH NAME lirc \- lirc devices .SH DESCRIPTION -.PP The .I /dev/lirc* character devices provide a low-level @@ -65,7 +64,6 @@ receiving and sending is supported, and in which modes, amongst other features. .\" .SS Reading input with the LIRC_MODE_MODE2 mode -.PP In the \fBLIRC_MODE_MODE2 mode\fR, the data returned by .BR read (2) provides 32-bit values representing a space or a pulse duration. @@ -90,7 +88,6 @@ The package reflects a timeout; see the ioctl. .\" .SS Reading input with the LIRC_MODE_SCANCODE mode -.PP In the \fBLIRC_MODE_SCANCODE\fR mode, the data returned by .BR read (2) @@ -100,7 +97,6 @@ is stored in \fIrc_proto\fR. This field has one the values of the \fIenum rc_proto\fR. .\" .SS Writing output with the LIRC_MODE_PULSE mode -.PP The data written to the character device using .BR write (2) is a pulse/space sequence of integer values. @@ -116,7 +112,6 @@ If more data is provided than the hardware can send, the call fails with the error .BR EINVAL . .SS Writing output with the LIRC_MODE_SCANCODE mode -.PP The data written to the character devices must be a single struct \fIlirc_scancode\fR. The \fIscancode\fR and \fIrc_proto\fR fields must @@ -127,7 +122,6 @@ The protocol or scancode is invalid, or the .B lirc device cannot transmit. .SH IOCTL COMMANDS -.PP The LIRC device's ioctl definition is bound by the ioctl function definition of .IR "struct file_operations" , @@ -153,7 +147,6 @@ referred to below as .IR val . .\" .SS Always Supported Commands -.PP \fI/dev/lirc*\fR devices always support the following commands: .TP 4 .BR LIRC_GET_FEATURES " (\fIvoid\fP)" @@ -166,7 +159,6 @@ it is safe to assume it is not a device. .\" .SS Optional Commands -.PP Some .B lirc devices support the commands listed below. @@ -363,7 +355,6 @@ Trying to disable a wide band receiver while carrier reports are active will do nothing. .\" .SH FEATURES -.PP the .BR LIRC_GET_FEATURES ioctl returns a bit mask describing features of the driver. diff --git a/man4/st.4 b/man4/st.4 index 1d1f0fab8..e300eb45c 100644 --- a/man4/st.4 +++ b/man4/st.4 @@ -238,7 +238,6 @@ driver. The definitions below are from .IR /usr/include/linux/mtio.h : .SS MTIOCTOP \(em perform a tape operation -.PP This request takes an argument of type .IR "(struct mtop\ *)" . Not all drives support all operations. @@ -686,7 +685,6 @@ the cleaning request. If the pattern is nonzero, the pattern must match the masked sense data byte. .SS MTIOCGET \(em get status -.PP This request takes an argument of type .IR "(struct mtget\ *)" . .PP @@ -815,7 +813,6 @@ This value is set to \-1 when the block number is unknown (e.g., after or .BR MTSEEK ). .SS MTIOCPOS \(em get tape position -.PP This request takes an argument of type .I "(struct mtpos\ *)" and reports the drive's notion of the current tape block number, diff --git a/man5/utmp.5 b/man5/utmp.5 index c77c34488..24b0cba7f 100644 --- a/man5/utmp.5 +++ b/man5/utmp.5 @@ -237,7 +237,6 @@ removed, record-keeping is turned off. .br .I /var/log/wtmp .SH CONFORMING TO -.PP POSIX.1 does not specify a .I utmp structure, but rather one named @@ -289,7 +288,6 @@ Linux uses the BSD conventions for line contents, as documented above. .\" informative messages such as \fB"new time"\fP in the line field. System V has no \fIut_host\fP or \fIut_addr_v6\fP fields. .SH NOTES -.PP Unlike various other systems, where utmp logging can be disabled by removing the file, utmp must always exist on Linux. diff --git a/man7/boot.7 b/man7/boot.7 index cb861932c..25d7b6a7c 100644 --- a/man7/boot.7 +++ b/man7/boot.7 @@ -16,7 +16,6 @@ .SH NAME boot \- System bootup process based on UNIX System V Release 4 .SH DESCRIPTION -.PP The \fBbootup process\fR (or "\fBboot sequence\fR") varies in details among systems, but can be roughly divided into phases controlled by the following components: @@ -215,7 +214,6 @@ A boot script in \fI/etc/init.d\fR reads and includes its configuration file (that is, it "\fBsources\fR" its configuration file) and then uses the variable values. .SH FILES -.PP .IR /etc/init.d/ , .IR /etc/rc[S0\-6].d/ , .I /etc/sysconfig/ diff --git a/man7/credentials.7 b/man7/credentials.7 index 2d966a15c..f2acf4cfc 100644 --- a/man7/credentials.7 +++ b/man7/credentials.7 @@ -284,7 +284,6 @@ that the process may create (see .BR inotify (7)). .\" .SS Modifying process user and group IDs -.PP Subject to rules described in the relevant manual pages, a process can use the following APIs to modify its user and group IDs: .TP diff --git a/man7/futex.7 b/man7/futex.7 index f59725b61..155c49440 100644 --- a/man7/futex.7 +++ b/man7/futex.7 @@ -16,7 +16,6 @@ futex \- fast user-space locking .B #include .fi .SH DESCRIPTION -.PP The Linux kernel provides futexes ("Fast user-space mutexes") as a building block for fast user-space locking and semaphores. @@ -49,7 +48,6 @@ Processes can share this integer using via shared memory segments, or because they share memory space, in which case the application is commonly called multithreaded. .SS Semantics -.PP Any futex operation starts in user space, but it may be necessary to communicate with the kernel using the .BR futex (2) @@ -90,12 +88,10 @@ for more details. The same holds for asynchronous futex waiting. .SH VERSIONS -.PP Initial futex support was merged in Linux 2.5.7 but with different semantics from those described above. Current semantics are available from Linux 2.5.40 onward. .SH NOTES -.PP To reiterate, bare futexes are not intended as an easy-to-use abstraction for end users. Implementors are expected to be assembly literate and to have read diff --git a/man7/mailaddr.7 b/man7/mailaddr.7 index 25502e35d..94eeb6eb0 100644 --- a/man7/mailaddr.7 +++ b/man7/mailaddr.7 @@ -77,7 +77,6 @@ The name may have to be quoted using "", for example, if it contains ".": .PP "John Q. Doe" .SS Abbreviation -.PP Some mail systems let users abbreviate the domain name. For instance, users at example.com may get away with "john.doe@monet" to @@ -85,7 +84,6 @@ send mail to John Doe. .I "This behavior is deprecated." Sometimes it works, but you should not depend on it. .SS Route-addrs -.PP In the past, sometimes one had to route a message through several hosts to get it to its final destination. Addresses which show these relays are termed "route-addrs". @@ -102,7 +100,6 @@ They occur sometimes in old mail archives. It is generally possible to ignore all but the "user@hostc" part of the address to determine the actual address. .SS Postmaster -.PP Every site is required to have a user or user alias designated "postmaster" to which problems with the mail system may be addressed. diff --git a/man7/sigevent.7 b/man7/sigevent.7 index f95c1da71..87736be65 100644 --- a/man7/sigevent.7 +++ b/man7/sigevent.7 @@ -52,7 +52,6 @@ struct sigevent { }; .fi .SH DESCRIPTION -.PP The .I sigevent structure is used by various APIs diff --git a/man7/time_namespaces.7 b/man7/time_namespaces.7 index 3291ba006..d4f3a9d5f 100644 --- a/man7/time_namespaces.7 +++ b/man7/time_namespaces.7 @@ -185,7 +185,6 @@ the contents of the .I timens_offsets file are inherited from the time namespace of the creating process. .SH NOTES -.PP Use of time namespaces requires a kernel that is configured with the .B CONFIG_TIME_NS option. @@ -211,7 +210,6 @@ The motivation for adding time namespaces was to allow the monotonic and boot-time clocks to maintain consistent values during container migration and checkpoint/restore. .SH EXAMPLES -.PP The following shell session demonstrates the operation of time namespaces. We begin by displaying the inode number of the time namespace of a shell in the initial time namespace: diff --git a/man7/uri.7 b/man7/uri.7 index 97c4f9cb7..facd435cc 100644 --- a/man7/uri.7 +++ b/man7/uri.7 @@ -69,7 +69,6 @@ absolute_path = "/" path_segments relative_path = relative_segment [ absolute_path ] .fi .SH DESCRIPTION -.PP A Uniform Resource Identifier (URI) is a short string of characters identifying an abstract or physical resource (for example, a web page). A Uniform Resource Locator (URL) is a URI @@ -487,7 +486,6 @@ URNs are to be supported by the urn: scheme, with a hierarchical name space URNs are not widely implemented. Not all tools support all schemes. .SS Character encoding -.PP URIs use a limited number of characters so that they can be typed in and used in a variety of situations. .PP @@ -582,7 +580,6 @@ permitted, and can be used only when there is no defined base Don't use abbreviated URIs as hypertext links inside a document; use the standard format as described here. .SH CONFORMING TO -.PP .UR http://www.ietf.org\:/rfc\:/rfc2396.txt (IETF RFC\ 2396) .UE , @@ -628,7 +625,6 @@ will converge to common URI formats, and a future version of this man page will describe the converged result. Efforts to aid this convergence are encouraged. .SS Security -.PP A URI does not in itself pose a security threat. There is no general guarantee that a URL, which at one time located a given resource, will continue to do so. @@ -671,7 +667,6 @@ In particular, the use of a password within the "userinfo" component of a URI is strongly recommended against except in those rare cases where the "password" parameter is intended to be public. .SH BUGS -.PP Documentation may be placed in a variety of locations, so there currently isn't a good URI scheme for general online documentation in arbitrary formats.