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The pcregrep command is an implementation of grep that uses Perl regular expression syntax. [17] Similar functionality can be invoked in the GNU version of grep with the -P flag. [18] Ports of grep (within Cygwin and GnuWin32, for example) also run under Microsoft Windows. Some versions of Windows feature the similar qgrep or findstr command. [19]
ngrep (network grep) is a network packet analyzer written by Jordan Ritter.It has a command-line interface, and relies upon the pcap library and the GNU regex library.. ngrep supports Berkeley Packet Filter logic to select network sources or destinations or protocols, and also allows matching patterns or regular expressions in the data payload of packets using GNU grep syntax, showing packet ...
The man page for the sed utility, as seen in various Linux distributions. A man page (short for manual page) is a form of software documentation found on Unix and Unix-like operating systems. Topics covered include programs, system libraries, system calls, and sometimes local system details. The local host administrators can create and install ...
xargs (short for "extended arguments") [1] is a command on Unix and most Unix-like operating systems used to build and execute commands from standard input.It converts input from standard input into arguments to a command.
Most programs have dependencies (typically DLLs), so that the executable files cannot simply be run in Windows unless files they depend upon are available. An alternative set of ported programs is UnxUtils ; these are usually older versions, but depend only on the Microsoft C - runtime msvcrt.dll .
file: Filesystem Mandatory Determine file type Version 4 AT&T UNIX find: Filesystem Mandatory Find files Version 1 AT&T UNIX fold: Text processing Mandatory Filter for folding lines 1BSD fuser: Process management Optional (XSI) List process IDs of all processes that have one or more files open System V gencat: Misc Mandatory
In 1988, the command fstat ("file status") appears as part of the 4.3BSD-Tahoe release. Its man page says: [8] fstat identifies open files. A file is considered open if a process has it open, if it is the working directory for a process, or if it is an active pure text file. If no options are specified, fstat reports on all open files.
$ apropos mount free (1) - Display amount of free and used memory in the system mklost+found (8) - create a lost+found directory on a mounted Linux second extended file system mount (8) - mount a file system mountpoint (1) - see if a directory is a mountpoint ntfsmount (8) - Read/Write userspace NTFS driver. sleep (1) - delay for a specified ...