idx_e.htm

the unix power tools

<DT><A NAME="encoding-arguments-in-termcap-or-terminfo-entries">encoding arguments in termcap or terminfo entries</A>
: <A HREF="../ch41_11.htm#UPT-ART-7967-SECT-1.0.2">41.11.2. Encoding Arguments </A>
<DT><A NAME="encryption">encryption</A>
: <A HREF="../ch22_17.htm">22.17. Ways of Improving the Security of crypt </A>
<DT><A NAME="end-of-file-unexpected">End of file unexpected</A>
: <A HREF="../ch46_01.htm#UPT-ART-7160-SECT-1.2">46.1.2. Unmatched Operators </A>
<DD><DL>
  <DT>error message
: <A HREF="../ch46_01.htm#UPT-ART-7160">46.1. Tips for Debugging Shell Scripts </A>
</DL>
<DT><A NAME="end.2dof.2dfile">end-of-file (EOF) character</A>
: <A HREF="../ch13_14.htm">13.14. What Can You Do with an Empty File? </A>
<DT><A NAME="end.2dof.2dinput-character">end-of-input character</A>
<DD><DL>
  <DT>effect on subshells
: <A HREF="../ch38_04.htm">38.4. Subshells </A>
</DL>
<DT><A NAME="end.2dof.2dline-processing">end-of-line processing</A>
: <A HREF="../ch05_11.htm">5.11. Initializing the Terminal with tset </A>
<DT><A NAME="enscript-program">enscript program</A>
: <A HREF="../ch43_22.htm">43.22. Converting Text Files to PostScript </A>
<DT><A NAME=".2eenter-file">.enter file</A>
: <A HREF="../ch14_14.htm">14.14. Automatic Setup When You Enter/Exit a Directory </A>
<DT><A NAME=".2eenter.2ecsh-script">.enter.csh script</A>
: <A HREF="../ch52_04.htm">52.4. Quick Descriptions of What's on the Disc </A>
<DT><A NAME=".2eenter.2esh-script">.enter.sh script</A>
: <A HREF="../ch52_04.htm">52.4. Quick Descriptions of What's on the Disc </A>
<DT><A NAME="entomb-system">entomb system</A>
: <A HREF="../ch23_09.htm">23.9. delete: Protecting Files from Accidental Deletion </A>
<DT><A NAME="env-command">env command</A>
<DD><DL>
  <DT><A HREF="../ch06_01.htm#UPT-ART-1170">6.1. What Environment Variables Are Good For </A>
  <DT><A HREF="../ch06_08.htm">6.8. Shell Variables </A>
  <DT><A HREF="../ch14_10.htm">14.10. Variables Help You Find Directories and Files </A>
  <DT><A HREF="../ch52_04.htm">52.4. Quick Descriptions of What's on the Disc </A>
</DL>
<DT><A NAME="env-environment-variable">ENV environment variable</A>
<DD><DL>
  <DT><A HREF="../ch02_11.htm">2.11. Faster ksh and bash Startup with $- Test </A>
  <DT><A HREF="../ch06_03.htm">6.3. Predefined Environment Variables </A>
</DL>
<DT><A NAME="environment">environment</A>
: <A HREF="../ch38_03.htm">38.3. Managing Processes: Overall Concepts </A>
<DD><DL>
  <DT>modifying
: <A HREF="../ch44_23.htm">44.23. Reading Files with the . and source Commands </A>
  <DT>temporary changes in
: <A HREF="../ch13_07.htm#UPT-ART-6800-SECT-1.2">13.7.2. Temporary Change of Directory and Environment </A>
  <DT>writing into temporary files
: <A HREF="../ch40_04.htm">40.4. Choosing the Shell Run (We Hope) by at </A>
</DL>
<DT><A NAME="environment-variables">environment variables</A>
<DD><DL>
  <DT><A HREF="../ch02_12.htm">2.12. Automatic Setups for Different Terminals </A>
  <DT><A HREF="../ch14_10.htm">14.10. Variables Help You Find Directories and Files </A>
  <DT><A HREF="../ch45_24.htm">45.24. A Shell Can Read a Script from its Standard Input, But...</A>
  <DT>(see also under specific variable names)
  <DT>advantages
: <A HREF="../ch06_01.htm#UPT-ART-1170">6.1. What Environment Variables Are Good For </A>
  <DT>in Bourne shell
: <A HREF="../ch47_02.htm#UPT-ART-393-SECT-1.5">47.2.5. Variable Syntax </A>
  <DT>in C shell
: <A HREF="../ch47_02.htm#UPT-ART-393-SECT-1.5">47.2.5. Variable Syntax </A>
  <DT>changed inside redirected loops
: <A HREF="../ch45_23.htm">45.23. The Ins and Outs of Redirected I/O Loops </A>
  <DT>setting
: <A HREF="../ch02_02.htm#UPT-ART-1070-SECT-1.2">2.2.2. C Shell </A>
</DL>
<DT><A NAME="epsffit-program">epsffit program</A>
: <A HREF="../ch43_24.htm">43.24. Other PostScript Utilities </A>
<DT><A NAME="equations">equations</A>
<DD><DL>
  <DT><A HREF="../ch43_12.htm#UPT-ART-7740-SECT-1.1">43.12.1. troff </A>
  <DT><A HREF="../ch43_12.htm#UPT-ART-7740-SECT-1.2">43.12.2. TeX</A>
</DL>
<DT><A NAME="erase-character">erase character</A>
<DD><DL>
  <DT><A HREF="../ch05_09.htm">5.9. Setting Your Erase, Kill, and Interrupt Characters </A>
  <DT><A HREF="../ch41_02.htm#UPT-ART-1140-SECT-1.2">41.2.2. Handling Most Characters </A>
  <DT>BACKSPACE
: <A HREF="../ch51_06.htm">51.6. Cleaning script Files </A>
  <DT>DELETE
: <A HREF="../ch51_06.htm">51.6. Cleaning script Files </A>
</DL>
<DT><A NAME="error-messages">error messages</A>
<DD><DL>
  <DT>capturing for screen
: <A HREF="../ch42_08.htm">42.8. Errors Erased Too Soon? Try These Workarounds </A>
  <DT>creating
: <A HREF="../ch08_06.htm#UPT-ART-7911-SECT-1.2">8.6.2. Making Error Messages </A>
  <DT>installation process
: <A HREF="../ch52_08.htm#UPT-ART-3840-SECT-1.2.6">52.8.2.6. An Easy Build </A>
  <DT>program names included in
: <A HREF="../ch44_22.htm">44.22. Finding a Program Name; Multiple Program Names </A>
  <DT>scrolling off screen
: <A HREF="../ch13_04.htm">13.4. Problems Piping to a Pager </A>
</DL>
<DT><A NAME="errors">errors</A>
<DD><DL>
  <DT><A HREF="../ch44_09.htm">44.9. Testing Your Success </A>
  <DT>(see also <A HREF="idx_d.htm#debugging">debugging</A>; <A HREF="idx_s.htm#standard-error">standard error</A>)
  <DT>Arguments too long
: <A HREF="../ch09_20.htm">9.20. Too Many Files for the Command Line </A>
  <DT>&quot;Arguments too long&quot;
: <A HREF="../ch09_23.htm">9.23. Workaround for "Arguments too long&quot; Error</A>
  <DT>handled in C shell
: <A HREF="../ch47_02.htm#UPT-ART-393-SECT-1.7">47.2.7. Error Handling </A>
  <DT>in redirected loops
: <A HREF="../ch45_23.htm">45.23. The Ins and Outs of Redirected I/O Loops </A>
  <DT>&quot;No match&quot;
: <A HREF="../ch15_04.htm">15.4. What if a Wildcard Doesn't Match? </A>
  <DT>stderr
: (see <A HREF="idx_s.htm#standard-error">standard error</A>)
  <DT>storing with logerrs script
: <A HREF="../ch13_16.htm">13.16. Store and Show Errors with logerrs </A>
</DL>
<DT><A NAME="errors">errors, syntax</A>
<DD><DL>
  <DT>in numeric tests
: <A HREF="../ch46_04.htm">46.4. Stop Syntax Errors in Numeric Tests </A>
  <DT>in string tests
: <A HREF="../ch46_05.htm">46.5. Stop Syntax Errors in String Tests </A>
</DL>
<DT><A NAME="esc-key">ESC key</A>
<DD><DL>
  <DT>file completion and
: <A HREF="../ch09_09.htm">9.9. Don't Match Useless Files in Filename Completion </A>
</DL>
<DT><A NAME="esc-z-string">ESC Z string</A>
: <A HREF="../ch05_05.htm">5.5. Querying Your Terminal Type: qterm </A>
<DT><A NAME="escape-sequences">escape sequences</A>
<DD><DL>
  <DT><A HREF="../ch05_08.htm">5.8. Terminal Escape Sequences </A>
  <DT><A HREF="../ch41_09.htm">41.9. Commands to Adjust Your Terminal </A>
  <DT>backslash character and
: <A HREF="../ch08_06.htm#UPT-ART-7911-SECT-1.1">8.6.1. Portability </A>
  <DT>copied into files
: <A HREF="../ch51_05.htm">51.5. Copy What You Do with script </A>
  <DT>echo command interpreting
: <A HREF="../ch46_10.htm">46.10. A Portable echo Command </A>
  <DT>prompt settings and
: <A HREF="../ch07_08.htm">7.8. Highlighting in Shell Prompts </A>
  <DT>removing
: <A HREF="../ch43_19.htm">43.19. Removing Leading Tabs and Other Trivia </A>
  <DT>writing with echo command
: <A HREF="../ch07_06.htm">7.6. Session Information in Your Terminal's Status Line </A>
</DL>
<DT><A NAME=".2fetc.2fmotd-script">/etc/motd script</A>
: <A HREF="../ch02_14.htm">2.14. motd.diff: Show New Lines in Login Messages</A>
<DT><A NAME=".2fetc.2fpasswd-file">/etc/passwd file</A>
<DD><DL>
  <DT>corrupted
: <A HREF="../ch50_12.htm">50.12. Common UNIX Error Messages </A>
</DL>
<DT><A NAME=".2fetc.2fpasswd-file">/etc/passwd file</A>
: <A HREF="../ch01_23.htm">1.23. File Access Permissions </A>
<DT><A NAME=".2fetc.2fshells-file">/etc/shells file</A>
: <A HREF="../ch02_16.htm">2.16. Approved Shells: Using Unapproved Login Shell </A>
<DT><A NAME=".2fetc.2fttys-file">/etc/ttys file</A>
: <A HREF="../ch02_12.htm">2.12. Automatic Setups for Different Terminals </A>
<DT><A NAME=".2fetc.2fttytab-file">/etc/ttytab file</A>
: <A HREF="../ch02_12.htm">2.12. Automatic Setups for Different Terminals </A>
<DT><A NAME="eval-command">eval command</A>
: <A HREF="../ch05_03.htm">5.3. Setting the Terminal Type When You Log In </A>
<DD><DL>
  <DT>advantages
: <A HREF="../ch08_10.htm">8.10. eval: When You Need Another Chance </A>
  <DT>awk compared to
: <A HREF="../ch44_14.htm">44.14. Putting awk, sed, etc., Inside Shell Scripts </A>
  <DT>examples
  <DD><DL>
    <DT><A HREF="../ch45_14.htm">45.14. Finding the Last Command-Line Argument </A>
    <DT><A HREF="../ch45_30.htm#UPT-ART-232-SECT-1.4">45.30.4. Using sed </A>
  </DL>
  <DT>if-then-else in aliases
: <A HREF="../ch10_07.htm">10.7. How to Put if-then-else in a C Shell Alias </A>
  <DT>scanning contents of variables
: <A HREF="../ch45_17.htm">45.17. Making a for Loop with Multiple Variables </A>
  <DT>sed combined with
: <A HREF="../ch45_30.htm#UPT-ART-232-SECT-1.4">45.30.4. Using sed </A>
  <DT>shell variables and
: <A HREF="../ch10_10.htm">10.10. Simulated Bourne Shell Functions and Aliases </A>
  <DT>simulating arrays
: <A HREF="../ch45_34.htm">45.34. Arrays in the Bourne Shell </A>
</DL>
<DT><A NAME="ex-editor">ex editor</A>
<DD><DL>
  <DT>abbreviations
  <DD><DL>
    <DT><A HREF="../ch30_31.htm">30.31. vi Word Abbreviation </A>
    <DT><A HREF="../ch31_09.htm">31.9. Good Stuff for Your .exrc File </A>
  </DL>
  <DT>appending to file
: <A HREF="../ch30_13.htm">30.13. Appending to an Existing File </A>
  <DT>capitalizing words
: <A HREF="../ch30_17.htm">30.17. Capitalizing Every Word on a Line </A>
  <DT>command descriptions
: <A HREF="../ch33_04.htm">33.4. Useful ex Commands </A>
  <DT>confirming substitutions
: <A HREF="../ch30_10.htm">30.10. Confirming Substitutions in ex and vi</A>
  <DT>counting occurrences
: <A HREF="../ch30_16.htm">30.16. Counting Occurrences; Stopping Search Wraps </A>
  <DT>deleting by patterns
: <A HREF="../ch30_14.htm">30.14. Moving Blocks of Text by Patterns </A>
  <DT>diff command and
: <A HREF="../ch28_09.htm">28.9. ex Scripts Built by diff </A>
  <DT>file recovery
: <A HREF="../ch30_24.htm">30.24. vi/ex File Recovery vs. Networked Filesystems </A>
  <DT>filtering text
: <A HREF="../ch30_22.htm">30.22. Filtering Text Through a UNIX Command </A>
  <DT>global command
: <A HREF="../ch30_09.htm#UPT-ART-6170-SECT-1.1">30.9.1. Global Searches </A>
  <DT>line addressing
: <A HREF="../ch33_03.htm">33.3. Line Addressing </A>
  <DT>modelines
: <A HREF="../ch30_19.htm">30.19. Modelines: Bug or Feature?</A>
  <DT>moving by patterns
: <A HREF="../ch30_14.htm">30.14. Moving Blocks of Text by Patterns </A>
  <DT>multiple setup files
  <DD><DL>
    <DT><A HREF="../ch30_20.htm">30.20. Multiple Editor Setup Files; Starting with a Search </A>
    <DT><A HREF="../ch30_21.htm">30.21. Per File Setups in Separate Files </A>
  </DL>
  <DT>no matches
: <A HREF="../ch33_07.htm">33.7. ed/ex Batch Edits: Avoid Errors When No Match </A>
  <DT>open mode
: <A HREF="../ch30_36.htm">30.36. The ex Open Mode Can Be Handy </A>
  <DT>patterns
  <DD><DL>
    <DT><A HREF="../ch30_09.htm">30.9. Using Search Patterns and Global Commands</A>
    <DT><A HREF="../ch30_14.htm">30.14. Moving Blocks of Text by Patterns </A>
  </DL>
  <DT>quoting control characters
: <A HREF="../ch31_06.htm">31.6. Protecting Keys from Interpretation by ex </A>
  <DT>quoting | (vertical bar)
: <A HREF="../ch31_06.htm">31.6. Protecting Keys from Interpretation by ex </A>
  <DT>reverting to saved
: <A HREF="../ch30_04.htm">30.4. Editing Multiple Files with vi </A>
  <DT>save as new file
: <A HREF="../ch30_04.htm">30.4. Editing Multiple Files with vi </A>
  <DT>saving as new file
: <A HREF="../ch30_11.htm">30.11. Keep Your Original File, Write to a New File </A>
  <DT>saving part of file
: <A HREF="../ch30_12.htm">30.12. Saving Part of a File </A>
  <DT>scripting
: <A HREF="../ch33_03.htm">33.3. Line Addressing </A>
  <DT>settings
  <DD><DL>
    <DT><A HREF="../ch30_06.htm">30.6. Local Settings for vi and ex </A>
    <DT><A HREF="../ch30_18.htm">30.18. Setting vi Options Automatically for Individual Files</A>
  </DL>
  <DT>startup commands
: <A HREF="../ch30_06.htm">30.6. Local Settings for vi and ex </A>
  <DT>stopping search wraps
: <A HREF="../ch30_16.htm">30.16. Counting Occurrences; Stopping Search Wraps </A>
  <DT>switching between files
: <A HREF="../ch30_04.htm">30.4. Editing Multiple Files with vi </A>
  <DT>transfer text between files
: <A HREF="../ch30_05.htm">30.5. Edits Between Files </A>
  <DT>undoing changes
: <A HREF="../ch30_10.htm">30.10. Confirming Substitutions in ex and vi</A>
  <DT>yank buffers
: <A HREF="../ch30_05.htm">30.5. Edits Between Files </A>
</DL>
<DT><A NAME="examples">examples</A>
: <A HREF="../ch51_11.htm">51.11. Making an Arbitrary-Size File for Testing </A>
<DT><A NAME="exclamation-point">exclamation point</A>
: (see <A HREF="idx_0.htm#.21">!</A>)
<DT><A NAME="exclamation-point">exclamation point (!)</A>
<DD><DL>
  <DT>test command using
: <A HREF="../ch44_20.htm">44.20. test: Testing Files and Strings </A>
</DL>
<DT><A NAME="exec-command">exec command</A>
: <A HREF="../ch01_11.htm">1.11. How the Shell Executes Other Commands </A>
<DD><DL>
  <DT>associating file descriptors with files
: <A HREF="../ch45_22.htm">45.22. Handling Files Line-by-Line </A>
  <DT>examples
: <A HREF="../ch45_10.htm">45.10. Removing a File Once It's Opened&nbsp;- for Security and Easy Cleanup</A>
  <DT>manage file descriptors
: <A HREF="../ch45_07.htm">45.7. The exec Command </A>
  <DT>replacing C shell with Bourne shell
  <DD><DL>
    <DT><A HREF="../ch45_06.htm">45.6. Making Sure Your Script Runs with Bourne Shell, Without #! </A>
    <DT><A HREF="../ch45_07.htm">45.7. The exec Command </A>
  </DL>
  <DT>typing at a shell prompt
: <A HREF="../ch38_02.htm">38.2. fork and exec </A>
</DL>
<DT><A NAME="exec-commands">exec commands</A>