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Caution: This version of this document is no longer maintained. For the latest documentation, see http://www.qnx.com/developers/docs.

Keywords - S

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S
character while booting
· Loading a Neutrino image ·
S
file extension
· Filename extensions ·
s (file extension)
· Filename extensions ·
S_IFNAM
· /dev/shmem RAM "filesystem" ·
S_IFREG
· /dev/shmem RAM "filesystem" ·
SAMBA, printing over
· Overview of printing · Using SAMBA ·
sandbox
· Getting files in and out of the repository ·
savercfg
· Configuration tools ·
sbin
· /sbin · /usr ·
_SC_OPEN_MAX
· Configurable limits ·
scanning for consistent data (chkfsys)
· Using chkfsys ·
schtasks (DOS command)
· DOS commands and their Neutrino equivalents ·
screen
clearing
· The keyboard at a glance ·
printing
· Photon environment variables ·
screensavers
· Configuration tools ·
scripts
CGI
· CGI method · Script ·
perl
· Script ·
shell
· Shell scripts ·
Scroll Lock
· Modifying the shelf ·
SCSI (Small Computer Systems Interface)
· CD-ROMs · SCSI devices ·
search permission
· File ownership and permissions ·
secondary boot loader
· What happens when you boot? ·
security
CGI scripts
· CGI method ·
firewalls
· Configuration files for setting up a firewall · Setting up a firewall ·
general
· General OS security ·
inetd
· Running the Internet daemons ·
IPSec
· IPSec ·
message passing
· Message passing ·
Neutrino-specific
· Neutrino-specific security issues ·
password database
· Account database ·
PATH
· Utilities ·
pdebug
· pdebug ·
printing
· Access control ·
protecting encrypted passwords
· Account database ·
qconn
· qconn ·
Qnet
· Qnet · Starting Qnet ·
random numbers for encryption
· /etc/rc.d/rc.sysinit ·
setuid and setgid commands
· Local exploits · Setuid and setgid ·
Trojan-horse programs
· Utilities · Viruses ·
viruses
· Viruses ·
web server
· Security precautions ·
sed
· Available shells ·
seedres
· diskboot ·
self
· /proc ·
sem
· /dev ·
semaphores
limits
· Synchronization primitives ·
named
manager (procnto)
· What happens when you boot? ·
pathname space
· /dev ·
sendmail
· Limitations ·
separators (shelf)
· Modifying the shelf ·
ser
· ISA non-PnP ·
serial mice
· Mice and keyboards · Mice and keyboards ·
serial ports
· /dev · Types of files ·
multiport
· Multiport serial adapters ·
performance
· General serial adapters ·
Server Side Includes
See SSI
servers
CVS
· Setting up a CVS server ·
font
· /dev · Photon environment variables ·
Internet super-server
· Running the Internet daemons ·
Photon
· /dev · Photon environment variables ·
PPPoE
· Using PPPoE ·
running chkfsys on
· When to run chkfsys ·
TCP/IP
· Clients and servers ·
web, embedded
· Running the Internet daemons · Setting Up an Embedded Web Server ·
security
· Security precautions ·
services
· Configuring the Neutrino machine for TCP/IP use · Setting up a CVS server ·
sessions, limits
· Other system limits ·
setconf
· Configuration strings · Setting the time zone ·
setenv()
· Programming with time zones ·
setgid
· Setuid and setgid ·
setrlimit()
· Platform-specific limits · Shared memory ·
setuid
· Local exploits · Setuid and setgid ·
setvbuf()
· Double buffering · Filesystems · Throughput ·
sh
· Available shells · Shell ·

See also ksh (Korn shell)

SH-4
directories
· / ·
limits
· Platform-specific limits ·
shadow
· Account database ·
entries
· /etc/shadow ·
users, removing
· Removing accounts ·
share
· /usr ·
shared memory
· /dev ·
limits
· Shared memory ·
procnto
· /dev/shmem RAM "filesystem" ·
shared objects
· /lib · Filename extensions ·
shelf
· Your workspace ·
clock
· Modifying the shelf ·
configuration files
· /etc ·
disabling
· Troubleshooting ·
modifying
· Modifying the shelf ·
shelf.cfg
· Modifying the shelf ·
SHELL
· MS-DOS local command-interpreter variables · What happens when you log in? ·
shells
aliases
· Aliases ·
setting
· $HOME/.profile · .kshrc · ksh's startup file · Troubleshooting ·
command completion
· Command and filename completion ·
command line, interpreting
· Shell ·
commands
builtin
· Utilities ·
finding
· Utilities ·
multiple
· Entering multiple commands ·
recalling
· History: recalling commands ·
configuring
· Configuring your shell ·
debug
· Troubleshooting ·
dot file
· Caveat scriptor ·
embedded
· Available shells ·
fat embedded
· Available shells ·
filename completion
· Command and filename completion ·
functions
· Aliases ·
login program
· /etc/passwd · Adding users · Managing other accounts · Removing accounts · What happens when you log in? ·
non-POSIX
· Troubleshooting ·
prompt, setting
· .kshrc ·
quoting
· Example of a Korn shell script · Quoting special characters ·
redirection
· Redirecting input and output ·
remote
daemon
· Running the Internet daemons ·
scripts
· Shell scripts · What's a script? ·
return codes
· Example of a Korn shell script ·
substitutions
· Substitutions ·
test
· Troubleshooting ·
variables
· Example of a Korn shell script ·
wildcard characters
· Example of a Korn shell script · Filename generation ·
~
· What does a user account do? ·
shells (directory)
· /etc ·
shmem
· /dev/shmem RAM "filesystem" ·
shortcuts, keyboard
· Hotkeys and shortcuts ·
shtml (file extension)
· SSI method ·
shutdown
· Shutting down and rebooting ·
DOS version
· DOS commands and their Neutrino equivalents ·
shutting down
· Shutting down and rebooting ·
unexpectedly
· / ·
signals
SIGINT
· Filters ·
SIGTERM
· Shutting down and rebooting ·
sin
· Getting the system's status · UNIX ·
skel
· /etc ·
Slinger
· Running the Internet daemons · Setting Up an Embedded Web Server ·
slogger
· /dev · /etc/system/sysinit · diskboot ·
sloginfo
· /dev · diskboot ·
Small Computer Systems Interface
See SCSI
SMB (Server Message Block) protocol
· CIFS filesystem ·
snapshot
· Photon environment variables ·
SNMP
· Using the SRI SNMP suite for Neutrino ·
agent
daemon
· Running the Internet daemons ·
context definitions
· /etc ·
party configuration
· /etc ·
variable names
· /etc ·
snmpd
· Running the Internet daemons ·
so (file extension)
· Filename extensions ·
SOCK
· Running multiple instances of the TCP/IP stack ·
socket.so
NFS
· NFS client ·
sockets
· Types of files ·
TCP/IP
· /dev ·
limits
· TCP/IP limits ·
soft links
See symbolic links
soft modems
· Troubleshooting modems ·
software
flow control
· General serial adapters ·
free
· Technical Support ·
patches
· Patches ·
third-party
editors
· Third-party editors ·
man
· Filename extensions ·
perl
· Available shells ·
troff
· Filename extensions ·
Software Kits (SKs)
· How Neutrino is unique · Software components for Qnet networking ·
sort
· Pipes ·
DOS version
· DOS commands and their Neutrino equivalents ·
sound card
volume, controlling
· Modifying the shelf ·
space, determining amount free on disk
· Basic commands · Setting up, starting, and stopping a block filesystem ·
spatch
· spatch ·
examining blocks within a file
· Recovering from a bad block in the middle of a file ·
special characters, quoting
· Example of a Korn shell script · Quoting special characters ·
spell (UNIX command)
· UNIX ·
spill directory
· /var · Spill directory ·
spoofing
· Current Physical Node ID · Promiscuous Mode ·
spooler
· Overview of printing · Printing with spooler ·
configuration files
· Configuration files for spooler ·
spooling
· Overview of printing ·
directories
· Setting up spooler · Spooling directories ·
spreadsheets
· Limitations ·
src
· /usr ·
SRI SNMP suite
· Using the SRI SNMP suite for Neutrino ·
SSI
· SSI method ·
stack-smashing attack
· Remote exploits ·
standard I/O
performance
· File descriptor vs standard I/O · Throughput ·
redirecting
· Redirecting input and output ·
standards
· UNIX ·
startup
code
· /boot · What happens when you boot? ·
debugging
· /dev ·
Photon
applications, launching
· Starting applications automatically ·
disabling
· /etc · /etc/rc.d/rc.sysinit ·
stat()
· Filesystems ·
static routing
· Routing ·
statistics, system
· Getting the system's status · Improving performance ·
status or stat (CVS command)
· Getting information on files ·
status, system
· Getting the system's status ·
statvfs()
· Filesystems · Throughput ·
stderr
· Redirecting input and output ·
stdin
· Redirecting input and output ·
stdio.h
· Throughput ·
stdout
· Redirecting input and output ·
sticky bit
· Sticky bit ·
sticky tags (CVS)
· Branching · Removing and restoring files ·
strain, reducing
· Configuration tools ·
stream editor (sed)
· Available shells ·
strftime()
· Programming with time zones ·
stty
· General serial adapters · I/O attributes · Testing modems ·
su
· Removing accounts ·
SuperDisk drives
· LS-120 ·
superuser
See root
support, technical
· Technical Support ·
supported hardware
· Introduction ·
symbolic links
· Symbolic links ·
cd command and
· A note about cd ·
removing
· Symbolic links ·
SYMLOOP_MAX
· Symbolic links ·
sync()
· Configuration ·
sys
· /usr ·
sysconf()
· Configurable limits ·
sysinit
· /etc/system/sysinit · Creating useqnet · Device enumeration · diskboot ·
SYSNAME
· /etc/profile ·
system
administrator

See root

initialization, local
· /etc/rc.d/rc.sysinit ·
chkfsys
· When to run chkfsys ·
limits
· Other system limits ·
logger
· /dev · /etc/system/sysinit · diskboot ·
page, initializing
· What happens when you boot? ·
rebooting
· Shutting down and rebooting ·
recovering data after crash
· When to run chkfsys ·
shutting down
· Shutting down and rebooting ·
size, reducing
· How small can you get? ·
starting
· Controlling How Neutrino Starts ·
troubleshooting
· Troubleshooting ·
statistics
· Getting the system's status · Improving performance ·
status
· Getting the system's status ·
rwhod daemon
· Running the Internet daemons ·
troubleshooting boot failure
· What to do if your system will no longer boot ·
System Builder perspective (IDE)
· How small can you get? ·
SYSTEMDRIVE (DOS variable)
· MS-DOS local command-interpreter variables ·
SYSTEMROOT (DOS variable)
· MS-DOS local command-interpreter variables ·

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