How Linux Works: What Every Superuser Should Know
S
Samba
access control, 287 “288
client, 291 “294
domain, 286
global settings, 286
home directories, 290
introduction, 285 “286
message logging, 289
printing, 251
shares, 286
starting, 289
users and passwords, 287 “288
workgroup, 286
saved user ID, 85. See also user ID
/sbin , 31
scanners . See devices, scanners
scheduling jobs. See cron ; at
scp , 133
screen , 328
scripting languages, 178 “180
SCSI
disk support in kernel, 210 “211
printers, 251
SCSI disk assignment, 36
second extended filesystem. See filesystems, second extended
sed , 158 “159
serial ports. See devices, serial ports
services
adding and removing, 57 “58
starting and stopping, 56 “59
services . See /etc/services
setserial , 98 “99
setuid. See executables, setuid
shadow . See /etc/shadow
shared libraries, 30, 79, 168 “171, 187, 195 “196
shell scripts
creating, 143 “144
limitations, 144, 161
utilities, 157 “160
shell. See also Bourne shell
changing, 9
interactive, 307, 309
login, 307, 309
non-interactive, 308
using, 2
shift , 146
shutting down, 58 “59
single-user mode, 62
small computers, 325 “326
smbclient , 291 “294
smbd , 126, 286, 289
smbmount , 293
smbpasswd , 288
socket devices. See devices, socket
sort , 9
sorting. See files, sorting
sound devices. See devices, sound
source code
configuring, 185 “192, 194 “196
dependencies, 171 “173
documentation, 185
header files, 165 “166, 198 “199
installing, 186, 188, 191, 193 “196
introduction, 164 “167
kernel ( see kernel, source code)
macros, 166 “167
patching, 196 “197
unpacking, 184 “185
special characters , 11 “12
SSH, 129 “133
sshd , 126
SSL, 329
standard error, 16
standard input, 3 “4, 15 “16
standard output, 3 “4, 15 “16
startup files
components , 304 “307
defaults, 311
principles, 304
problems, 312
static libraries, 30, 168
stderr . See standard error
stdin . See standard input
stdout . See standard output
strace , 78 “79
su , 83
subnet, 89 “90, 92 “93, 109 “110
subshells. See Bourne shell, subshells
sudo , 84
superblock, 42, 49
superformat , 229
superuser, 83 “84
swap, 46, 51 “52
swapon , 51 “52
symbolic links, 24 “25, 151
sync , 44
syslog, 66 “67, 126, 222
system calls, 14, 77
system clock, 72 “73
system crashes
due to filesystem error, 48
recovering from, 62
system time, 76