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Viser: Shell Programming in Unix, Linux and OS X
Shell Programming in Unix, Linux and OS X Vital Source e-bog
Stephen G. Kochan og Patrick Wood
(2016)
Shell Programming in Unix, Linux and OS X Vital Source e-bog
Stephen G. Kochan og Patrick Wood
(2016)
Shell Programming in Unix, Linux and OS X Vital Source e-bog
Stephen G. Kochan og Patrick Wood
(2016)
Shell Programming in Unix, Linux and OS X
Stephen Kochan og Patrick Wood
(2016)
Sprog: Engelsk
om ca. 10 hverdage
Detaljer om varen
- 4. Udgave
- Vital Source 90 day rentals (dynamic pages)
- Udgiver: Pearson International (August 2016)
- Forfattere: Stephen G. Kochan og Patrick Wood
- ISBN: 9780134496689R90
Bookshelf online: 90 dage fra købsdato.
Bookshelf appen: 90 dage fra købsdato.
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Detaljer om varen
- 4. Udgave
- Vital Source 180 day rentals (dynamic pages)
- Udgiver: Pearson International (August 2016)
- Forfattere: Stephen G. Kochan og Patrick Wood
- ISBN: 9780134496689R180
Bookshelf online: 180 dage fra købsdato.
Bookshelf appen: 180 dage fra købsdato.
Udgiveren oplyser at følgende begrænsninger er gældende for dette produkt:
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Detaljer om varen
- 4. Udgave
- Vital Source 365 day rentals (dynamic pages)
- Udgiver: Pearson International (August 2016)
- Forfattere: Stephen G. Kochan og Patrick Wood
- ISBN: 9780134496689R365
Bookshelf online: 5 år fra købsdato.
Bookshelf appen: 5 år fra købsdato.
Udgiveren oplyser at følgende begrænsninger er gældende for dette produkt:
Print: 2 sider kan printes ad gangen
Copy: højest 2 sider i alt kan kopieres (copy/paste)
Detaljer om varen
- 4. Udgave
- Paperback: 416 sider
- Udgiver: Addison Wesley Professional (August 2016)
- Forfattere: Stephen Kochan og Patrick Wood
- ISBN: 9780134496009
After a quick review of Unix utilities, the book's authors take you step-by-step through the process of building shell scripts, debugging them, and understanding how they work within the shell's environment. All major features of the shell are covered, and the large number of practical examples make it easy for you to build shell scripts for your particular applications. The book also describes the major features of the Korn and Bash shells.
Learn how to...
- Take advantage of the many utilities provided in the Unix system
- Write powerful shell scripts
- Use the shell's built-in decision-making and looping constructs
- Use the shell's powerful quoting mechanisms
- Make the most of the shell's built-in history and command editing capabilities
- Use regular expressions with Unix commands
- Take advantage of the special features of the Korn and Bash shells
- Identify the major differences between versions of the shell language
- Customize the way your Unix system responds to you
- Set up your shell environment
- Make use of functions
- Debug scripts
1 A Quick Review of the Basics 2 What Is the Shell? 3 Tools of the Trade 4 And Away We Go 5 Can I Quote You on That? 6 Passing Arguments 7 Decisions, Decisions 8 'Round and 'Round She Goes 9 Reading and Printing Data 10 Your Environment 11 More on Parameters 12 Loose Ends 13 Rolo Revisited 14 Interactive and Nonstandard Shell Features
A Shell Summary B For More Information
: The && and Constructs 8 ''Round and ''Round She Goes The for Command The $@ Variable The for Without the List The while Command The until Command More on Loops Breaking Out of a Loop Skipping the Remaining Commands in a Loop Executing a Loop in the Background I/O Redirection on a Loop Piping Data into and out of a Loop Typing a Loop on One Line The getopts Command 9 Reading and Printing Data The read Command A Program to Copy Files Special echo Escape Characters An Improved Version of mycp A Final Version of mycp A Menu-Driven Phone Program The $$ Variable and Temporary Files The Exit Status from read The printf Command 10 Your Environment Local Variables Subshells Exported Variables export -p PS1 and PS2 HOME PATH Your Current Directory CDPATH More on Subshells The
.Command The exec Command The (...) and {
...; } Constructs Another Way to Pass Variables to a Subshell Your
.profile File The TERM Variable The TZ Variable 11 More on Parameters Parameter Substitution ${parameter} ${parameter:-value} ${parameter:=value} ${parameter:?value} ${parameter:+value} Pattern Matching Constructs ${#variable} The $0 Variable The set Command The -x Option set with No Arguments Using set to Reassign Positional Parameters The -- Option Other Options to set The IFS Variable The readonly Command The unset Command 12 Loose Ends The eval Command The wait Command The $! Variable The trap Command trap with No Arguments Ignoring Signals Resetting Traps More on I/O &- In-line Input Redirection Shell Archives Functions Removing a Function Definition The return Command The type Command 13 Rolo Revisited Data Formatting Considerations rolo add lu display rem change listall Sample Output 14 Interactive and Nonstandard Shell Features Getting the Right Shell The ENV File Command-Line Editing Command History The vi Line Edit Mode Accessing Commands from Your History The emacs Line Edit Mode Accessing Commands from Your History Other Ways to Access Your History The history Command The fc Command The r Command Functions Local Variables Automatically Loaded Functions Integer Arithmetic Integer Types Numbers in Different Bases The alias Command Removing Aliases Arrays Job Control Stopped Jobs and the fg and bg Commands Miscellaneous Features Other Features of the cd Command Tilde Substitution Order of Search Compatibility Summary Appendixes A Shell Summary B For More Information