communication (IPC), typically used in Unix, Unix-like, and other POSIX-compliant operating systems. A signal is an asynchronous notification sent to...
31 KB (3,469 words) - 06:43, 3 April 2024
additional signals; see Unix signal. SIGTRAP for debugging purposes. It's platform-dependent and may be used on Unix-like operating systems. A signal can be...
4 KB (440 words) - 12:32, 23 May 2024
The Unix philosophy, originated by Ken Thompson, is a set of cultural norms and philosophical approaches to minimalist, modular software development. It...
18 KB (2,169 words) - 11:58, 6 June 2024
utility for Unix, Plan 9, Inferno, and Unix-like operating systems and beyond, the primary purpose of which is to convert and copy files. On Unix, device...
27 KB (2,989 words) - 19:05, 29 July 2024
protocol used by the Signal application Signal (IPC), a form of inter-process communication used in Unix and related operating systems C signal handling, a way...
5 KB (613 words) - 17:42, 20 March 2024
List of POSIX commands (redirect from List of Unix utilities)
applications List of Unix daemons List of web browsers for Unix and Unix-like operating systems Unix philosophy util-linux The Wikibook Guide to UNIX has a page...
22 KB (173 words) - 00:53, 21 July 2024
advanced features can be performed by sending signals to the job. Job control is of particular interest in Unix due to its multiprocessing, and should be...
10 KB (1,352 words) - 03:39, 25 July 2023
Kill (command) (redirect from Kill (Unix))
operating systems to send signals to running processes. In Unix and Unix-like operating systems, kill is a command used to send a signal to a process. By default...
13 KB (1,426 words) - 07:51, 12 July 2024
SIGHUP (redirect from Signal 1 (POSIX))
If the process receiving SIGHUP is a Unix shell, then as part of job control it will often intercept the signal and ensure that all stopped processes...
5 KB (619 words) - 02:20, 19 June 2023
User identifier (redirect from User identifier (unix))
from its parent, a child and parent may signal each other. POSIX requires the UID to be an integer type. Most Unix-like operating systems represent the UID...
11 KB (1,477 words) - 13:30, 30 July 2024
extglob matching Lexicographic sorting with < and >; UNIX-style pipelines: |; Subshells: ( ... ); Signaling as a means of inter-process communication using...
72 KB (6,143 words) - 12:54, 7 August 2024
The Unix command fuser is used to show which processes are using a specified computer file, file system, or Unix socket. For example, to check process...
4 KB (440 words) - 15:52, 16 February 2022
Sigaction (redirect from Sigaction (Unix))
when receiving specific OS signals. In Unix-like operating systems, one means of inter-process communication is through signals. When an executing unit (process...
6 KB (732 words) - 14:04, 30 July 2024
Cron (redirect from Crontab (Unix command))
The cron command-line utility is a job scheduler on Unix-like operating systems. Users who set up and maintain software environments use cron to schedule...
26 KB (3,275 words) - 20:03, 4 August 2024
Finger (protocol) (redirect from Finger (Unix))
longer offered the service.[citation needed] It is implemented on Unix (like macOS), Unix-like systems (like Linux and FreeBSD), and current versions of...
6 KB (698 words) - 08:20, 16 June 2024
and the signals received by this executable command-line argument. As of version IEEE Std 1003.1-2008, truss is not part of the Single UNIX Specification...
2 KB (156 words) - 10:07, 17 October 2022
Multi-Environment Real-Time (redirect from UNIX-RTR)
Multi-Environment Real-Time (MERT), later renamed UNIX Real-Time (UNIX-RT), is a hybrid time-sharing and real-time operating system developed in the 1970s...
12 KB (1,542 words) - 14:30, 13 July 2024
the Unix shells ksh, bash, fish and zsh, the disown builtin command is used to remove jobs from the job table, or to mark jobs so that a SIGHUP signal is...
913 bytes (76 words) - 18:28, 25 July 2023
CUPS (redirect from Common Unix Printing System/Proposed baseline)
CUPS (formerly an acronym for Common UNIX Printing System) is a modular printing system for Unix-like computer operating systems which allows a computer...
35 KB (3,578 words) - 21:36, 29 May 2024
electrical signal that has a width of less than one second and a sharply rising or abruptly falling edge that accurately repeats once per second. PPS signals are...
5 KB (567 words) - 16:05, 24 April 2024
Windows Server 2012 and Enterprise version of Windows 8 Single UNIX Specification POSIX signal POSIX Threads C POSIX library IBM Common User Access – User...
29 KB (2,712 words) - 12:54, 15 August 2024
Killall (redirect from Killall (Unix))
sending a signal, like the kill program. Kill all processes named xmms: killall xmms Free and open-source software portal List of Unix commands Signal (computing)...
1 KB (145 words) - 12:01, 15 May 2024
File descriptor (category Unix file system technology)
In Unix and Unix-like computer operating systems, a file descriptor (FD, less frequently fildes) is a process-unique identifier (handle) for a file or...
13 KB (1,192 words) - 14:27, 6 January 2024
process groups, daemons, inter-process communication, and signals. One chapter is devoted to the Unix terminal control and another to the pseudo terminal concept...
5 KB (530 words) - 16:02, 13 August 2024
Bourne shell (category Unix shells)
operating systems. The Bourne shell was the default shell for Version 7 Unix. Unix-like systems continue to have /bin/sh—which will be the Bourne shell,...
15 KB (1,621 words) - 20:23, 20 May 2024
Htop (redirect from Htop (Unix))
process viewer and process manager. It is designed as an alternative to the Unix program top. It shows a frequently updated list of the processes running...
5 KB (375 words) - 11:03, 7 May 2024
End-of-Transmission character (section Meaning in Unix)
standby condition. Its most common use today is to cause a Unix terminal driver to signal end of file and thus exit programs that are awaiting input....
5 KB (663 words) - 22:14, 7 November 2023
List of operating systems (section Unix or Unix-like)
v4 UNIX Time-Sharing System v5 UNIX Time-Sharing System v6 MINI-UNIX PWB/UNIX USG CB Unix UNIX Time-Sharing System v7 (It is from Version 7 Unix (and...
72 KB (8,239 words) - 11:37, 1 August 2024
main function to signal success or failure by returning an integer, or returning the macros EXIT_SUCCESS and EXIT_FAILURE. On Unix-like systems these...
15 KB (1,639 words) - 23:26, 12 March 2024
Operating system (section Signal)
To generate software interrupts in Unix-like operating systems, the kill(pid,signum) system call will send a signal to another process. pid is the process...
72 KB (8,248 words) - 20:48, 9 August 2024