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ioctl_tty.2: Fix includes 

<sys/ioctl.h> is needed for the prototype of ioctl().  That header
also provides most of the constants used by the function.  Only a
few of those constants are not provided by that header, and need
<termios.h>; clarify which constants do need that include.

......

$ <man2/ioctl_tty.2 \
  sed -n '/^.SH DESCRIPTION/,/^.SH/p' \
  |grep -e '^\.B' -e TIOCM \
  |sed 's/^\.B[^ ]* //' \
  |awk '{print $1}' \
  |grep '^[[:upper:]]' \
  |grep -v -e '^CAP' -e '^E' -e '^SIG' -e '^O_' -e '^[TR]XD$' -e '^POLL' \
  |sort \
  |uniq \
  |while read f; do \
	find /usr/include/ -type f \
	|xargs grep -l "define\s$f" \
	|grep -q ioctl.*.h \
	||echo $f \
	|while read ff; do \
		echo "============ $ff"; \
		find /usr/include/ -type f \
		|xargs grep -n "define\s$ff"; \
	done; \
  done;
============ CLOCAL
/usr/include/asm-generic/termbits.h:142:#define CLOCAL	0004000
/usr/include/gphoto2/gphoto2-port-portability.h:127:#   define CLOCAL  0x00000800
/usr/include/x86_64-linux-gnu/bits/termios-c_cflag.h:34:#define CLOCAL	0004000
============ TCIFLUSH
/usr/include/asm-generic/termbits.h:191:#define	TCIFLUSH	0
/usr/include/x86_64-linux-gnu/bits/termios.h:70:#define	TCIFLUSH	0
============ TCIOFF
/usr/include/asm-generic/termbits.h:187:#define	TCIOFF		2
/usr/include/x86_64-linux-gnu/bits/termios.h:66:#define	TCIOFF		2
============ TCIOFLUSH
/usr/include/asm-generic/termbits.h:193:#define	TCIOFLUSH	2
/usr/include/x86_64-linux-gnu/bits/termios.h:72:#define	TCIOFLUSH	2
============ TCION
/usr/include/asm-generic/termbits.h:188:#define	TCION		3
/usr/include/x86_64-linux-gnu/bits/termios.h:67:#define	TCION		3
============ TCOFLUSH
/usr/include/asm-generic/termbits.h:192:#define	TCOFLUSH	1
/usr/include/x86_64-linux-gnu/bits/termios.h:71:#define	TCOFLUSH	1
============ TCOOFF
/usr/include/asm-generic/termbits.h:185:#define	TCOOFF		0
/usr/include/x86_64-linux-gnu/bits/termios.h:64:#define	TCOOFF		0
============ TCOON
/usr/include/asm-generic/termbits.h:186:#define	TCOON		1
/usr/include/x86_64-linux-gnu/bits/termios.h:65:#define	TCOON		1
============ TIOCREMOTE
============ TIOCSTART
============ TIOCSTOP
============ TIOCTTYGSTRUCT
============ TIOCUCNTL

Signed-off-by: Alejandro Colomar <alx.manpages@gmail.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Alejandro Colomar 2021-05-10 19:55:12 +02:00 committed by Michael Kerrisk
parent 4b63cf3ca7
commit 70f9a4edb3
1 changed files with 3 additions and 3 deletions
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6
man2/ioctl_tty.2
View File

@ -10,7 +10,9 @@
ioctl_tty \- ioctls for terminals and serial lines ioctl_tty \- ioctls for terminals and serial lines
.SH SYNOPSIS .SH SYNOPSIS
.nf .nf
.B "#include <termios.h>" .B #include <sys/ioctl.h>
.BR "#include <termios.h>" " /* Definition of " CLOCAL ", and"
.BR " TC*" { FLUSH , ON , OFF "} constants */"
.PP .PP
.BI "int ioctl(int " fd ", int " cmd ", ...);" .BI "int ioctl(int " fd ", int " cmd ", ...);"
.fi .fi
@ -119,8 +121,6 @@ Window sizes are kept in the kernel, but not used by the kernel
update the window size when the size of the virtual console changes, update the window size when the size of the virtual console changes,
for example, by loading a new font). for example, by loading a new font).
.PP .PP
The following constants and structure are defined in
.IR <sys/ioctl.h> .
.TP .TP
.B TIOCGWINSZ .B TIOCGWINSZ
Argument: Argument: