The Open Group Base Specifications Issue 7
IEEE Std 1003.1-2008
Copyright © 2008 The IEEE and The Open Group, All Rights reserved.

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### E

- _Exit(), _exit - terminate a process
- _exit(), _Exit - terminate a process
- echo - write arguments to standard output
- ed - edit text
- encrypt() - encoding function (CRYPT)
- endgrent(), getgrent, setgrent - group database entry functions
- endhostent(), gethostent, sethostent - network host database functions
- endnetent(), getnetbyaddr, getnetbyname, getnetent, setnetent - network database functions
- endprotoent(), getprotobyname, getprotobynumber, getprotoent, setprotoent - network protocol database functions
- endpwent(), getpwent, setpwent - user database functions
- endservent(), getservbyname, getservbyport, getservent, setservent - network services database functions
- endutxent(), getutxent, getutxid, getutxline, pututxline, setutxent - user accounting database functions
- env - set the environment for command invocation
- environ, execl, execle, execlp, execv, execve, execvp, fexecve - execute a file
- erand48(), drand48, jrand48, lcong48, lrand48, mrand48, nrand48, seed48, srand48 - generate uniformly distributed pseudo-random numbers
- erf(), erff, erfl - error functions
- erfc(), erfcf, erfcl - complementary error functions
- erfcf(), erfc, erfcl - complementary error functions
- erfcl(), erfc, erfcf - complementary error functions
- erff(), erf, erfl - error functions
- erfl(), erf, erff - error functions
- errno - error return value
- errno.h - system error numbers
- eval - construct command by concatenating arguments
- ex - text editor
- exec - execute commands and open, close, or copy file descriptors
- execl(), environ, execle, execlp, execv, execve, execvp, fexecve - execute a file
- execle(), environ, execl, execlp, execv, execve, execvp, fexecve - execute a file
- execlp(), environ, execl, execle, execv, execve, execvp, fexecve - execute a file
- execv(), environ, execl, execle, execlp, execve, execvp, fexecve - execute a file
- execve(), environ, execl, execle, execlp, execv, execvp, fexecve - execute a file
- execvp(), environ, execl, execle, execlp, execv, execve, fexecve - execute a file
- exit - cause the shell to exit
- exit() - terminate a process
- exp(), expf, expl - exponential function
- exp2(), exp2f, exp2l - exponential base 2 functions
- exp2f(), exp2, exp2l - exponential base 2 functions
- exp2l(), exp2, exp2f - exponential base 2 functions
- expand - convert tabs to spaces
- expf(), exp, expl - exponential function
- expl(), exp, expf - exponential function
- expm1(), expm1f, expm1l - compute exponential functions
- expm1f(), expm1, expm1l - compute exponential functions
- expm1l(), expm1, expm1f - compute exponential functions
- export - set the export attribute for variables
- expr - evaluate arguments as an expression

Topics

- Effective Group ID
- Effective User ID
- Eight-Bit Transparency
- Empty Directory
- Empty Line
- Empty String (or Null String)
- Empty Wide-Character String
- Encoding Rule
- Entire Regular Expression
- Environment Variable Definition
- Environment Variables
- Epoch
- Equivalence Class
- Era
- Event Management
- Executable File
- Execute
- Execution Time Monitoring
- Execution Time
- Expand
- Extended Regular Expression (ERE)
- Extended Regular Expressions
- Extended Security Controls
- Extended Security Controls (General Concept)