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./      C  O  D  E  X      /.
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./      List of Unix       /.
./        commands.        /.
./      - - - - - - -      /.
./       By : Bishop       /.
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   Unix System V Commands.

Part / System Calls for Unix

File and Device Input/Output

OPEN - Opens a file for input/output
CLOSE - Conclude input/output to a file
READ - Read data from@a fileMWRITE - Write data to a file
ISEEK - Move file pointer to a file
IOCTL - Device control operations
FCNTL - File control operations
FSTAT - Get file status information
DUP - Duplicate file descriptor
CHDIR - Change work directory
CHROOT - Change to different root directory

File creation, Status, and Security

CREAT - Create a new file
MKNOD - Create a directory or special file
LINK - Create a new link to a file
UNLINK - Remove a link to a file
ACCESS - Get file access permissions
CHMOD - Change file access permissions
CHOWN - Change the owner of a file
UTIME - Change file access/modification times
STAT - Get file status
UMASK - Set/get file creation mask
MOUNT - Mount a file system
UMOUNT - Unmount a file system
USTAT - GEet file system statistics

Process Control

EXEC - Execute a new program
PAUSE - Suspend Process, awaiting a signal
ALARM - Set process alarm clock
EXIT - Terminate process
FORK - Start a child process
WAIT - Await termination of child process
KILL  - Terminate or send signal to a process
SIGNAL - Specify action in reponse to signal
NICE - Change process priority

Process Status

GETPID - Get process id number
GETPPID - Get parent process id number
SETPGIP - Set the process group id number
GETPGRP - Get process group id number
SETUID - Set user id number
GETUID - Get user id number
SETGID - Set group id number
GETGID - Get group id number
GETEUID - Get effective user id number
GETEGID - Get effective group id number
TIMES - Get process execution time information
ULIMIT - Get the set process limits
BRK - Request additional main memory
PLOCK - Lock a proFess in`-XZj5=Ie5~
Interprocess Communications and Synchronization

PIPE - Create a pipe
MSGGET - Open a message buffer
MSGOP - Send/receive messages through a message buffer
MSGCTI - Control a message buffer
SEMGET - Open a set of semaphores for use
SEMOP - Perform operations on a semaphore
SEMCTL - Control a semaphore
MAUS - Access shared memory
SHMGET - Open shared memory for use
SHMOP - Attach to shared mJmoryMSHMCTL - Control shared momory

Miscellaneous

ACCT - Enable/disable accounting
PROFIL - Enable/disable executing profiling
PTRACE - Trace executing of child process
STIME - Set time and date
TIME - Get time@and day`
SYNC - Flush kernals file buffers
UNAME - Get name of current UNIX system



Part // Utilities in Unix

ACCTCOM - Searcher and prints accounting file
ADB - Absolute debugger
ADMIN - Creates and administers SCCS files
AR - Maintains portable archives
AS - Assemble
ASA - Interprets ASA carriage control characters
AWK - Pattern scanning and processing language
BANNER - Makes banners
BASENAME - Outputs the file name from a path name
BC - Desktop calculator with programming constructs
BDIFF - Compares two large files
BFS - Scans big files
BS - A compiler/interpreter
CAL - Outputs a calender
CALENDAR - Appointment schedular
CANCEL - Cancels spooling requests
CAT - Concatenates and prints files
CB - Formats C programs
CC - C language compiler
CD - Changes the current working directory
CDC - Changes Comments for an SCCS delta
CFLOW - Generates flow graphs
CHGRP - Changes group ownership of a file
CHMOD - Changes file access permissions
CHOWN - Changes ownershop of a file
CMP - Compares two files
COL - Filters reverse line feeds
COMB - Combines SCCS deltas
COMM - Selects or rejects lines common to two sorted files
CONVERT - Convers formats of object and archive files
CP - Copies files
CPIO - Copies file archives
CPP - C languages prepocessor
CRYPT - Encodes and decodes files
CSPLIT - Splits files based on pattern matching
CT - Spawns a gettu process to a remote terminal
CU - Calls another Unix system
CUT - Selects columns from a tabular file
CW - Prepares constant-width text for troff
CXREF - Generates a C program cross referance
DATE - Sets and prints the date
DC - Desktop calculator
DD - Performs a file transformations
DELTA - Makes a change to an SCCS file
DEROFF - Removes formatting commans from a file
DIFF - Compares two files
DIFF3 - Compares three files
DIFFMK - Marks the difference between files
DIRCMP - Compares directories
DIRNAME - Outputs the path from a path name
DISABLE - Disables spooling on a printer
DU - Summarizes disk usage
DUMP - Dumps selected parts of an object file
ECHO - Echoes arguments
ED - Line-oriented text editor
EFL - An extended Fortran language compiler
ENABLE - Enables spooling on a printer
ENV - Sets environment for a command execution
EQN - Mathematical equation formatter
EXPR - Evaluates expressions
F77 - Fortran compiler
FACTOR - Factors a number
FALSE - Returns a false values
FILE - Determines file type
FIND - Searches for files
FSPLIT - Splits Fortran source files
GATH - Gathers files from RJE execution
GED - Graphics editor
GET - Get a version of a SCCS file
GETOPT - Parses command options
GRAPH - Draws a graph
GRAPHICS - Accesses graphicBl and`.][Y.k1