• • Abstract for z/OS UNIX System Services Command Reference
  • Summary of changes
    • Summary of changes
    • z/OS Version 2 Release 1 summary of changes
• Introduction to shell commands and DBCS
  • Reading the command descriptions
  • Using the double-byte character set (DBCS)
• Shell command descriptions
  • alias — Display or create a command alias
  • amblist — Display formatted information from object and executable files for diagnostic purposes
  • ar — Create or maintain library archives
  • as — Use the HLASM assembler to produce object files
  • asa — Interpret ASA/FORTRAN carriage control
  • at — Run a command at a specified time
  • autoload — Indicate function name not defined
  • automount — Configure the automount facility
  • awk — Process programs written in the awk language
  • basename — Return the nondirectory components of a path name
  • batch — Run commands when the system is not busy
  • bc — Use the arbitrary-precision arithmetic calculation language
  • bg — Move a job to the background
  • bpxmtext — Display reason code text
  • bpxtrace — Activate or deactivate traces for processes
  • break — Exit from a loop in a shell script
  • c++ — Compile C and C++ source code, link-edit and create an executable file
  • c89 — Compiler invocation using host environment variables
  • c99 — Compile C source code, link-edit and create an executable file
  • cal — Display a calendar for a month or year
  • calendar — Display all current appointments
  • cancel - Cancel print queue requests (stub command)
  • captoinfo — Print the terminal entries in the terminfo database
  • cat — Concatenate or display text files
  • cc — Compile C source code, link-edit and create an executable file
  • cd — Change the working directory
  • ceebldtx — Transform message source files into assembler source files
  • chaudit — Change audit flags for a file
  • chcp — Set or query ASCII/EBCDIC code pages for the terminal
  • chgrp — Change the group owner of a file or directory
  • chlabel — Set the security label of files and directories
  • chmod — Change the mode of a file or directory
  • chmount — Change the mount attributes of a file system
  • chown — Change the owner or group of a file or directory
  • chroot — Change the root directory for the execution of a command
  • chtag — Change file tag information
  • cksum — Calculate and display checksums and byte counts
  • clear — Clear the screen of all previous output
  • cmp — Compare two files
  • col — Remove reverse line feeds
  • : (colon) — Do nothing, successfully
  • comm — Show and select or reject lines common to two files
  • command — Run a simple command
  • compress — Lempel-Ziv file compression
  • confighfs — Invoke the vfs_pfsctl function for HFS file systems
  • configstk — Configure the AF_UEINT stack
  • configstrm — Set and query the STREAMS physical file system configuration
  • continue — Skip to the next iteration of a loop in a shell script
  • copytree — Make a copy of a file hierarchy while preserving all file attributes
  • cp — Copy a file
  • cpio — Copy in/out file archives
  • cron daemon — Run commands at specified dates and times
  • crontab — Schedule regular background jobs
  • csplit — Split text files
  • ctags — Create tag files for ex, more, and vi
  • cu — Call up another system (stub only)
  • cut — Cut out selected fields from each line of a file
  • cxx — Compile C and C++ source code, link-edit and create an executable file
  • date — Display the date and time
  • dbgld — Create a module map for debugging
  • dbx — Use the debugger
  • ? subcommand for dbx: Search backward for a pattern
  • / subcommand for dbx: Search forward for a pattern
  • alias subcommand for dbx: Display and assign subcommand aliases
  • args subcommand for dbx: Display program arguments
  • assign subcommand for dbx: Assign a value to a variable
  • case subcommand for dbx: Change how dbx interprets symbols
  • catch subcommand for dbx: Start trapping a signal
  • clear subcommand for dbx: Remove all stops at a specified source line
  • cleari subcommand for dbx: Remove all breakpoints at an address
  • condition subcommand for dbx: Display a list of active condition variables
  • cont subcommand for dbx: Continue program execution
  • delete subcommand for dbx: Remove traces and stops
  • detach subcommand for dbx: Continue program execution without dbx control
  • display memory subcommand for dbx: Display the contents of memory
  • down subcommand for dbx: Move the current function down the stack
  • dump subcommand for dbx: Display the names and values of variables in a procedure
  • edit subcommand for dbx: Invoke an editor
  • file subcommand for dbx: Change the current source file
  • func subcommand for dbx: Change the current function
  • goto subcommand for dbx: Run a specified source line
  • gotoi subcommand for dbx: Change the program counter address
  • help subcommand for dbx: Display a subcommand synopsis
  • history subcommand for dbx: Display commands in a history list
  • ignore subcommand for dbx: Stop trapping a signal
  • list subcommand for dbx: Display lines of the current source file
  • listfiles subcommand for dbx: Display the list of source files
  • listfuncs subcommand for dbx: Display the list of functions
  • listi subcommand for dbx: List instructions from the program
  • map subcommand for dbx: Display load characteristics
  • move subcommand for dbx: Display or change the next line to be shown with the list command
  • multproc subcommand for dbx: Enable or disable multiprocess debugging
  • mutex subcommand for dbx: Display a list of active mutex objects
  • next subcommand for dbx: Run the program up to the next source line
  • nexti subcommand for dbx: Run the program up to the next machine instruction
  • object subcommand for dbx: Load an object file
  • onload subcommand for dbx: Evaluate stop/trace after DLL load
  • plugin subcommand for dbx: Pass the specified command to the plug-in parameter
  • pluginload subcommand for dbx: Load the specified plug-in
  • pluginunload subcommand for dbx: Unload the specified plug-in
  • print subcommand for dbx: Print the value of an expression
  • prompt subcommand for dbx: Change the dbx command prompt
  • quit subcommand for dbx: End the dbx debugging session
  • readwritelock subcommand for dbx: Display a list of active read/write lock objects
  • record subcommand for dbx: Append user's commands to a file
  • registers subcommand for dbx: Display the value of registers
  • rerun subcommand for dbx: Begin running a program with the previous arguments
  • return subcommand for dbx: Continue running a program until a return is reached
  • run subcommand for dbx: Run a program
  • set subcommand for dbx: Define a value for a dbx variable
  • sh subcommand for dbx: Pass a command to the shell for execution
  • skip subcommand for dbx: Continue from the current stopping point
  • source subcommand for dbx: Read subcommands from a file
  • status subcommand for dbx: Display the active trace and stop subcommands
  • step subcommand for dbx: Run one or more source lines
  • stepi subcommand for dbx: Run one or more machine instructions
  • stop subcommand for dbx: Stop execution of a program
  • stopi subcommand for dbx: Stop at a specified location
  • thread subcommand for dbx: Display a list of active threads
  • trace subcommand for dbx: Print tracing information
  • tracei subcommand for dbx: Turn on tracing
  • unalias subcommand for dbx: Remove an alias
  • unset subcommand for dbx: Delete a variable
  • up subcommand for dbx: Move the current function up the stack
  • use subcommand for dbx: Set the list of directories to be searched
  • whatis subcommand for dbx: Display the type of program components
  • where subcommand for dbx: List active procedures and functions
  • whereis subcommand for dbx: Display the full qualifications of symbols
  • which subcommand for dbx: Display the full qualification of an identifier
  • dd — Convert and copy a file
  • df — Display the amount of free space in the file system
  • diff — Compare two text files and show the differences
  • dircmp — Compare directories
  • dirname — Return the directory components of a path name
  • . (dot) — Run a shell file in the current environment
  • dspcat — Display all or part of a message catalog
  • dspmsg — Display selected messages from message catalogs
  • du — Summarize usage of file space
  • echo — Write arguments to standard output
  • ed — Use the ed line-oriented text editor
  • edcmtext — Display errnojr reason code text
  • egrep — Search a file for a specified pattern
  • env — Display or set environment variables for a process
  • eval — Construct a command by concatenating arguments
  • ex — Use the ex text editor
  • exec — Run a command and open, close, or copy the file descriptors
  • exit — Return to the shell's parent process or to TSO/E
  • expand — Expand tabs to spaces
  • export — Set a variable for export
  • expr — Evaluate arguments as an expression
  • exrecover daemon — Retrieve vi and ex files
  • extattr — Set, reset, and display extended attributes for files
  • false — Return a nonzero exit code
  • fc — Process a command history list
  • fg — Bring a job into the foreground
  • fgrep — Search a file for a specified pattern
  • file — Determine file type
  • find — Find a file meeting specified criteria
  • filecache — Manage file caches
  • fold — Break lines into shorter lines
  • functions — Display or assign attributes to functions
  • fuser — List process IDs of processes with open files
  • gencat — Create or modify message catalogs
  • getconf — Get configuration values
  • getfacl — Display owner, group, and access control list (ACL) entries
  • getopts — Parse utility options
  • grep — Search a file for a specified pattern
  • hash — Create a tracked alias
  • head — Display the first part of a file
  • history — Display a command history list
  • iconv — Convert characters from one code set to another
  • id — Return the user identity
  • inetd daemon — Provide service management for networks
  • infocmp — Compare or print the terminal description
  • integer — Mark each variable with an integer value
  • ipcrm — Remove message queues, semaphore sets, or shared memory IDs
  • ipcs — Report status of the interprocess communication facility
  • jobs — Return the status of jobs in the current session
  • join — Join two sorted textual relational databases
  • kill — End a process or job, or send it a signal
  • [ (left bracket) — Test for a condition
  • ld — Link object files
  • let — Evaluate an arithmetic expression
  • lex — Generate a program for lexical tasks
  • line — Copy one line of standard input
  • link — Create a hard link to a file
  • ln — Create a link to a file
  • locale — Get locale-specific information
  • localedef — Define the locale environment
  • logger — Log messages
  • logname — Return a user's login name
  • lp — Send a file to a printer
  • lpstat — Show status of print queues (stub command)
  • ls — List file and directory names and attributes
  • mail — Read and send mail messages
  • mailx — Send or receive electronic mail
  • make — Maintain program-generated and interdependent files
  • makedepend — Generate source dependency information
  • man — Display sections of the online reference manual
  • mesg — Allow or refuse messages
  • mkcatdefs — Preprocess a message source file
  • mkdir — Make a directory
  • mkfifo — Make a FIFO special file
  • mknod — Make a FIFO or character special file
  • more — Display files on a page-by-page basis
  • mount — Logically mount a file system
  • mv — Rename or move a file or directory
  • newgrp — Change to a new group
  • nice — Run a command at a different priority
  • nl — Number lines in a file
  • nm — Display symbol table of object, library, or executable files
  • nohup — Start a process that is immune to hang ups
  • obrowse — Browse a z/OS UNIX file
  • od — Dump a file in a specified format
  • oedit — Edit files in a z/OS UNIX file system
  • pack — Compress files by Huffman coding
  • passwd — Change user passwords or password phrases
  • paste — Merge corresponding or subsequent lines of a file
  • patch — Change a file using diff output
  • pathchk — Check a path name
  • pax — Interchange portable archives
  • pcat — Unpack and display Huffman packed files
  • pg — Display files interactively
  • pr — Format a file in paginated form and send it to standard output
  • print — Return arguments from the shell
  • printenv — Display the values of environment variables
  • printf — Write formatted output
  • ps — Return the status of a process
  • pwd — Return the working directory name
  • r — Process a command history list
  • read — Read a line from standard input
  • readonly — Mark a variable as read-only
  • renice — Change priorities of a running process
  • return — Return from a shell function or . (dot) script
  • rlogind — Validate rlogin requests
  • rm — Remove a directory entry
  • rmdir — Remove a directory
  • runcat — Pipe output from mkcatdefs to gencat
  • script — Makes a typescript of a terminal session
  • sed — Start the sed noninteractive stream editor
  • set — Set or unset command options and positional parameters
  • setfacl — Set, remove, and change access control lists (ACLs)
  • sh — Invoke a shell
  • shedit — Interactive command and history editing in the shell
  • shift — Shift positional parameters
  • sleep — Suspend execution of a process for an interval of time
  • skulker — Remove old files from a directory
  • sort — Start the sort-merge utility
  • spell — Detect spelling errors in files
  • split — Split a file into manageable pieces
  • stop — Suspend a process or job
  • strings — Display printable strings in binary files
  • strip — Remove unnecessary information from an executable file
  • stty — Set or display terminal options
  • su — Change the user ID associated with a session
  • submit — Submit a batch job for background processing
  • sum — Calculate and display checksums and block counts
  • suspend — Send a SIGSTOP to the current shell
  • sysvar — Display static system symbols
  • tabs — Set tab stops
  • tail — Display the last part of a file
  • talk — Talk to another user
  • tar — Manipulate the tar archive files to copy or back up a file
  • tcsh — Invoke a C shell
  • @ (at) built-in command for tcsh: Print the value of tcsh shell variables
  • % (percent) built-in command for tcsh: Move jobs to the foreground or background
  • alloc built-in command for tcsh: Show the amount of dynamic memory acquired
  • bindkey built-in command for tcsh: List all bound keys
  • builtins built-in command for tcsh: Prints the names of all built-in commands
  • bye built-in command for tcsh: Terminate the login shell
  • chdir built-in shell command for tcsh: Change the working directory
  • complete built-in command for tcsh: List completions
  • dirs built-in command for tcsh: Print the directory stack
  • echotc built-in command for tcsh: Exercise the terminal capabilities in args
  • filetest built-in command for tcsh: Apply the op file inquiry operator to a file
  • glob built-in command for tcsh: Write each word to standard output
  • hashstat built-in command for tcsh: Print a statistic line on hash table effectiveness
  • hup built-in command for tcsh: Run command so it exits on a hang-up signal
  • limit built-in command for tcsh: Limit consumption of processes
  • log built-in command for tcsh: Print the watch tcsh shell variable
  • login built-in command for tcsh: Terminate a login shell
  • logout built-in command for tcsh: Terminate a login shell
  • ls-F built-in command for tcsh: List files
  • notify built-in command for tcsh: Notify user of job status changes
  • onintr built-in command for tcsh: Control the action of the tcsh shell on interrupts
  • popd built-in command for tcsh: Pop the directory stack
  • pushd built-in command for tcsh: Make exchanges within directory stack
  • rehash built-in command for tcsh: Recompute internal hash table
  • repeat built-in command for tcsh: Execute command count times
  • sched built-in command for tcsh: Print scheduled event list
  • setenv built-in command for tcsh: Set environment variable name to value
  • settc built-in command for tcsh: Tell tcsh shell the terminal capability cap value
  • setty built-in command for tcsh: Control tty mode changes
  • source built-in command for tcsh: Read and execute commands from name
  • telltc built-in command for tcsh: List terminal capability values
  • uncomplete built-in command for tcsh: Remove completions whose names match pattern
  • unhash built-in command for tcsh: Disable use of internal hash table
  • unlimit built-in command for tcsh: Remove resource limitations
  • unsetenv built-in command for tcsh: Remove environmental variables that match pattern
  • watchlog built-in command for tcsh: Print the watch shell variable
  • where built-in command for tcsh: Report all instances of command
  • which built-in command for tcsh: Display next executed command
  • tee — Duplicate the output stream
  • test — Test for a condition
  • tic — Put terminal entries in the terminfo database
  • time — Display processor and elapsed times for a command
  • times — Get process and child process times
  • touch — Change the file access and modification times
  • tput — Change characteristics of terminals
  • tr — Translate characters
  • trap — Intercept abnormal conditions and interrupts
  • true — Return a value of 0
  • tso — Run a TSO/E command from the shell
  • tsocmd — Run a TSO/E command from the shell (including authorized commands)
  • tsort — Sort files topologically
  • tty — Return the user's terminal name
  • type — Tell how the shell interprets a name
  • typeset — Assign attributes and values to variables
  • uconvdef — Create binary conversion tables
  • ulimit — Set process limits
  • umask — Set or return the file mode creation mask
  • unalias — Remove alias definitions
  • uname — Display the name of the current operating system
  • uncompress — Undo Lempel-Ziv compression of a file
  • unexpand — Compress spaces into tabs
  • uniq — Report or filter out repeated lines in a file
  • unlink — Removes a directory entry
  • unmount — Remove a file system from the file hierarchy
  • unpack — Decode Huffman packed files
  • unset — Unset values and attributes of variables and functions
  • uptime — Report how long the system has been running
  • uucc — Compile UUCP configuration files
  • uucico daemon — Process UUCP file transfer requests
  • uucp — Copy files between remote UUCP systems
  • uucpd daemon — Invoke uucico for TCP/IP connections from remote UUCP systems
  • uudecode — Decode a transmitted binary file
  • uuencode — Encode a file for safe transmission
  • uulog — Display log information about UUCP events
  • uuname — Display list of remote UUCP systems
  • uupick — Manage files sent by uuto and uucp
  • uustat — Display status of pending UUCP transfers
  • uuto — Copy files to users on remote UUCP systems
  • uux — Request command execution on remote UUCP systems
  • uuxqt daemon — Carry out command requests from remote UUCP systems
  • vi — Use the display-oriented interactive text editor
  • wait — Wait for a child process to end
  • wall — Broadcast a message to logged-in users
  • wc — Count newlines, words, and bytes
  • whence — Tell how the shell interprets a command name
  • who — Display information about current users
  • whoami — Display your effective user name
  • write — Write to another user
  • writedown — Set or display user's write-down mode
  • xlc — Compiler invocation using a customizable configuration file
    • Invocation commands
    • Setting up the compilation environment
      • Environment variables
      • Environment variables for OpenMP
    • Setting up a configuration file
      • Configuration file attributes
      • Tailoring a configuration file
      • Default configuration file
    • Invoking the compiler
    • Invoking the binder
    • Supported options
      • –q options syntax
      • Flag options syntax
    • Specifying compiler options
      • Specifying compiler options on the command line
      • Specifying flag options
      • Specifying compiler options in a configuration file
      • Specifying compiler options in your program source files
      • Specifying compiler options for architecture-specific 32-bit or 64-bit compilation
  • xlC — Compile C and C++ source code, link-edit and create an executable file
  • xlc++ — Compile C and C++ source code, link-edit and create an executable file
  • xargs — Construct an argument list and run a command
  • yacc — Use the yacc compiler
  • zcat — Uncompress and display data
  • zlsof — Displays information about open files, sockets, and pipes
• TSO/E commands
  • BPXBATCH — Run shell commands, shell scripts, or executable files
  • BPXMTEXT - Display reason code text
  • BPXTRACE - Activate or deactivate traces for processes
  • ISHELL — Invoke the ISPF shell
  • MKDIR — Make a directory
  • MKNOD — Create a character special file
  • MOUNT — Logically mount a file system
  • OBROWSE — Browse a z/OS UNIX file
  • OCOPY — Copy an MVS data set member or z/OS UNIX file to another member or file
  • OEDIT — Edit a z/OS UNIX file
  • OGET — Copy z/OS UNIX files into an MVS data set
  • OGETX — Copy z/OS UNIX files from a directory to an MVS PDS or PDSE
  • OMVS — Invoke the z/OS shell
  • OPUT — Copy an MVS data set member into a z/OS UNIX file
  • OPUTX — Copy members from an MVS PDS or PDSE to a z/OS UNIX system directory
  • OSHELL — Invokes BPXBATCH from TSO/E
  • OSTEPLIB — Build a list of files
  • UNMOUNT — Remove a file system from the file hierarchy
  • ZLSOF - Displays information about open files, sockets, and pipes
• REXX system commands
  • bpxmtext - Display reason code text
  • zlsof - Display information about open files, sockets, and pipes
• Summary of z/OS UNIX shell commands
  • General use
  • Controlling your environment
  • Daemons
  • Managing directories
  • Managing files
  • Printing files
  • Computing and managing logic
  • Controlling processes
  • Writing shell scripts
  • Developing or porting application programs
  • Communicating with the system or other users
  • Working with archives
  • Working with UUCP
• Summary of tcsh shell commands
  • General use
  • Controlling your environment
  • Managing directories
  • Computing and managing logic
  • Managing files
  • Controlling processes
• Regular expressions (regexp)
  • Regular expressions (regexp)
• Running shell scripts or executable files under MVS environments
  • BPXBATCH
  • Using OSHELL to run shell commands and scripts from MVS
• BPXCOPY: Copying a sequential or partitioned data set or PDSE member into an HFS file
  • BPXCOPY
• Localization
• Stub commands
• File formats
  • cpio — Format of cpio archives
  • magic — Format of the /etc/magic file
  • pax — Format of pax archives and special header summary files
  • queuedefs — Queue description for at, batch, and cron
  • tags — Format of the tags file
  • tar — Format of tar archives
  • utmpx — Format of login accounting files
  • uucp — Format of UUCP working files
• Format of the TZ environment variable
  • Command format
• Environment variables
• Specifying MVS data set names in the shell environment
  • Utilities that support MVS data set names
• Controlling text conversion for z/OS UNIX shell commands
  • Using automatic code set conversion
  • Shell redirection and automatic conversion
  • Disabling automatic conversion
  • Specifying the text conversion
  • Using the _TEXT_CONV environment variable
  • Commands that prevent automatic conversion by default
• Additional dbx documentation
  • execution: Controlling execution
  • files: Accessing source files
  • scope: Scope
  • threads: Thread display and control
  • usage: Basic command usage
  • variables: "Set" variables
• Shell commands changed for UNIX03