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GETOPT

Getopt

C library function for parsing command-line options

getopt() is a POSIX C function used to parse command-line options of the Unix/POSIX style on C. It is a part of the POSIX specification, and is universal

Getopt

Getopts

Standard UNIX utility for parsing arguments sent from the command-line

the C interface of getopt. The predecessor to getopts was the external program getopt by Unix System Laboratories. The original getopt had several problems:

Getopts

Command-line argument parsing

Programming languages parsing of command-line arguments

printf("%s\n", argv[count]); } } C POSIX library also has functions called getopt() and getopt_long(). C++ accesses arguments the same way as C. import std; using

Command-line argument parsing

Command-line_argument_parsing

ANSI C

Standards for the C programming language

#if defined(__STDC__) && __STDC__ extern int getopt(int, char* const*, const char*); #else extern int getopt(); #endif In the above example, a prototype

ANSI C

ANSI_C

Command-line interface

Software interface based on commands formatted as lines of text

used. This is a common feature of GNU software. The getopt function and program, and the getopts command are usually used for parsing command-line options

Command-line interface

Command-line_interface

XZ Utils

Lossless data compression software

software xz and liblzma binaries are public domain, unless the optional LGPL getopt implementation is incorporated. Binaries are available for FreeBSD, NetBSD

XZ Utils

XZ_Utils

Util-linux

Package of Linux utilities from the Linux Kernel Organization

findfs findmnt flock fsck fsck.cramfs fsck.minix fsfreeze fstrim getino getopt hardlink hexdump hwclock ionice ipcmk ipcrm ipcs irqtop isosize kill last

Util-linux

Hyphen

Punctuation mark used to join words

called a dash or switch in this context. Various implementations of the getopt function to parse command-line options additionally allow the use of two

Hyphen

Bourne shell

Command-line interpreter for operating systems

de-ALGOL68-ized – SVR2 shell (1984) Modern "$@" – SVR3 shell (1986) Built-in getopts – SVR3 shell (1986) Cleaned up parameter handling allows recursively callable

Bourne shell

Bourne_shell

BusyBox

Collection of Unix commands in a single executable file

flash_unlock fold free freeramdisk fsck.minix fsck fsync ftpd ftpget ftpput fuser getopt getty grep — Search for PATTERN in each FILE or standard input. gunzip —

BusyBox

Toybox

Collection of Unix tools in single executable file

put a file to an FTP server. getconf — Get system configuration values. getopt — Parse command line options and parameters. grep — Show lines matching

Toybox

List of POSIX commands

an SCCS file PWB UNIX getconf Misc Mandatory Get configuration values getopts Shell programming Mandatory Parse utility options gettext Misc Mandatory

List of POSIX commands

List_of_POSIX_commands

Unistd.h

POSIX C header

get the unique identifier of the current host gethostname get hostname getopt parse command-line options swab swap adjacent bytes sysconf get configuration

Unistd.h

Qshell

Optional command-line interpreter for the IBM

exit export expr extcheck false fgrep file find gencat getconf getjobid getopts grep hash head help hostname iconv id ipcrm ipcs jar jarsigner java javac

Qshell

Shed Skin

Python to C++ compiler

SafeConfigParser) copy colorsys csv (no Dialect, Sniffer) datetime fnmatch getopt glob heapq itertools (no starmap) math mmap os os.path random re socket

Shed Skin

Shed_Skin

Plain Old Documentation

Markup language for Perl documentation

link] The directory contains many modules with embedded pod formatting The Getopt::Euclid module parses input to a Perl script automatically based on pod

Plain Old Documentation

Plain_Old_Documentation

Peiter Zatko

American computer security expert

encryption and passwords, July 1997 Root Compromise through Solaris libc_getopt(3), Jan 1997 BSD distributions of modstat allow compromise of DES keys,

Peiter Zatko

Peiter_Zatko

Tom Lane (computer scientist)

American computer scientist

to detail of another software company: "The Single Unix Spec says that getopt() is supposed to be defined by <unistd.h>, but I guess reading the spec

Tom Lane (computer scientist)

Tom_Lane_(computer_scientist)

Laminas

PHP web application and component framework

configuration from a variety of sources. Console Build console applications using getopt syntax or routing, complete with prompts Crypt Strong cryptography tools

Laminas