UNIX Shells by Example (4th Edition)
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s command 2nd SCCS version information screen displaying output to printing output to with echo script utility scripts [See also shell scripts] awk example boot scripts 2nd Bourne shell 2nd commands commands, executing from 2nd creating Bash Bourne shell C shell Korn shell debugging 2nd Bash Bourne shell C shell Korn shell executable, making Bash Bourne shell C shell Korn shell exiting interrupt handling menus Bash Bourne shell C shell Korn shell portable privileged programming quickstart 2nd restricted root, running as 2nd running, preventing from Bash Bourne shell Korn shell sample 2nd sed sed commands overview sed examples storing writing search path Bash Bourne shell C shell Korn shell search path variable login program searching [See regular expressions, pattern matching, grepreplacing, , ] security [See also permissions] changing permissions file creation mask Korn shell permissions, debugging setuid sed 2nd addressing 2nd appending buffer changing command commands 2nd deleting editing error messages 2nd examples 2nd exchanging exit status files modifying reading from writing to getting GNU options holding holding command how it works inserting lines, selecting range metacharacters next command options pattern space printing quit command reading regular expression metacharacters regular expressions scripting 2nd scripts sed utility substitution substitution flags transforming versions writing select command Bash Korn shell select loop Bash Korn shell separators field awk using more than one input field separators output field separators set -A command set command arrays Bash 2nd 3rd Bourne shell 2nd debugging positional parameters Bash Bourne shell Korn shell tracing with set variables Bourne shell Korn shell setuid C shell scripts programs shbang line Bash Bourne shell C shell debugging Korn shell shell scripts creating Bash Bourne shell C shell Korn shell debugging 2nd Bash Bourne shell C shell Korn shell TC shell exiting portable scripts programming language, interpreted programming quickstart 2nd SHELL variable shells awk and Bourne shell 2nd 3rd 4th startup changing at command line command line parsing command line processing order command type evaluation order defined 2nd determining which is run environment and inheritance error messages excuting commands from scripts 2nd history history of 2nd init process initialization files for installed on a Linux system, finding interpreted program language, using as introduction to 2nd invocation options Korn shell startup using 2nd Linux 2nd login shell 2nd major functions metacharacters 2nd 3rd Bash C shell Korn shell overview ownership 2nd permissions processes 2nd programming quickstart 2nd prompts Bash C shell Korn shell quotes, guidelines for use sample scripts 2nd signals system administrator and tracing with variable types shift command arrays 2nd Bash Bourne shell C shell 2nd Korn shell 2nd shopt command Bash 2nd 3rd debugging sigchild signal signals fake how sent ignoring Bash Bourne shell Korn shell overview process responses to resetting Bash Bourne shell Korn shell standard trapping Bash Bourne shell defined Korn shell single quotes Bourne shell 2nd combining with double quotes debugging Korn shell metacharacters Bash C shell single- user mode size utility slash metacharacter sleep command sleep utility sneaky aliases, debugging Solaris GNU egrep variants GNU grep variants sort utility source command Bash 2nd 3rd C shell space metacharacter special variables Bourne shell Korn shell spell utility spelling correction, TC shell split function awk 2nd nawk split utility sprintf function square brackets metacharacter 2nd 3rd Bash Bourne shell C shell egrep GNU GNU egrep GNU grep grep Korn shell sed srand function stack, directory Bash C shell C shell variables standard errors [See also stderr] Bash Korn shell standard input [See also stdin] Bash 2nd Bourne shell C shell exec command Korn shell 2nd standard output [See also stdout ] Bash 2nd Bourne shell C shell Korn shell 2nd replicating startup Bash 2nd boot scripts 2nd Bourne shell C shell Korn shell not executing startup files user-specific initialization files statements, incomplete, debugging stderr Bash 2nd Bourne shell C shell defined Korn shell 2nd stdin Bash 2nd Bourne shell C shell defined Korn shell 2nd stdout Bash 2nd Bourne shell C shell defined Korn shell 2nd stop, interactive, signal for stopped job signal streams stderr Bash Korn shell stdin Bash Korn shell stdout Bash Korn shell strftime function strings apropros utility arrays fgrep utility functions functions, awk string utility testing Bash Bourne shell Korn shell variable expansion of substrings stty utility style issues, debugging su command sub function subshells Bash Bourne shell Korn shell substitution [See also regular expressions, pattern matching] command substitution Bash Bourne shell C shell Korn shell commands Bash Bourne shell C shell Korn shell filename Bourne shell C shell noglob variable 2nd sed sed flags when performed in command line input wordlists substr function awk substrings variable expansion sum utility superblock, updating superuser overview process UID running scripts as root scripts that run as root su command Swedish characters switch command C shell debugging sync utility syntax Bash Bourne shell C shell errors, debugging Korn shell system administrator and the shell system calls defined fork system call system function system startup 2nd system state system-wide initialization files systime function
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