The Portable Operating System Interface (POSIX; IPA: /ˈpɒz.ɪks/) is a family of standards specified by the IEEE Computer Society for maintaining compatibility...
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Regular expression (redirect from POSIX regular expression)
writing regular expressions have existed since the 1980s, one being the POSIX standard and another, widely used, being the Perl syntax. Regular expressions...
100 KB (9,043 words) - 11:06, 26 August 2024
Unix time (redirect from POSIX time)
the next day). For example, this is what happened on strictly conforming POSIX.1 systems at the end of 1998: Unix time numbers are repeated in the second...
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The C POSIX library is a specification of a C standard library for POSIX systems. It was developed at the same time as the ANSI C standard. Some effort...
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Tar (computing) (section POSIX.1-2001/pax)
in POSIX.1-1988 and later POSIX.1-2001, and became a format supported by most modern file archiving systems. The tar command was abandoned in POSIX.1-2001...
34 KB (3,747 words) - 15:15, 23 August 2024
Pthreads (redirect from Posix threads)
In computing, POSIX Threads, commonly known as pthreads, is an execution model that exists independently from a programming language, as well as a parallel...
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Microsoft POSIX subsystem is one of four subsystems shipped with the first versions of Windows NT, the other three being the Win32 subsystem which provided...
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from the POSIX chair Andrew Josey for the symbolic price of one dollar.[citation needed] There have been some activities to make Linux POSIX-compliant...
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ISO/IEC 15897 (redirect from Posix locale)
cultural elements) is an ISO/IEC standard for the registration of new POSIX locales and POSIX charmaps. This standard is the result of a "fast-track" adoption...
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"target") by specifying a path thereto. Symbolic links are supported by POSIX and by most Unix-like operating systems, such as FreeBSD, Linux, and macOS...
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Signal (IPC) (redirect from SIGINT (POSIX))
inter-process communication (IPC), typically used in Unix, Unix-like, and other POSIX-compliant operating systems. A signal is an asynchronous notification sent...
31 KB (3,469 words) - 06:43, 3 April 2024
Access-control list (section POSIX ACL)
permissions. POSIX 1003.1e/1003.2c working group made an effort to standardize ACLs, resulting in what is now known as "POSIX.1e ACL" or simply "POSIX ACL"....
15 KB (1,566 words) - 10:37, 11 August 2024
Unix shell (redirect from POSIX shell)
since bash 4.2, also if invoked explicitly in POSIX compatibility mode (with options --posix or -o posix). Only in sh/ksh compatibility mode (when invoked...
17 KB (1,733 words) - 03:27, 27 July 2024
Invoking Bash with the --posix option or stating set -o posix in a script causes Bash to conform very closely to the POSIX 1003.2 standard. Bash shell...
72 KB (6,152 words) - 17:39, 26 August 2024
Read (system call) (redirect from Read (POSIX))
In modern POSIX compliant operating systems, a program that needs to access data from a file stored in a file system uses the read system call. The file...
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Berkeley sockets (redirect from POSIX sockets)
modification from a de facto standard into a component of the POSIX specification. The term POSIX sockets is essentially synonymous with Berkeley sockets,...
29 KB (3,515 words) - 20:27, 17 August 2024
Bc (programming language) (section POSIX bc)
||= << >> <<= >>= ?: are not available in POSIX bc. The sqrt() function for calculating square roots is POSIX bc's only built-in mathematical function...
16 KB (1,769 words) - 14:05, 22 August 2024
File-system permissions (section POSIX permissions)
to as permission-driven. Two types of permissions are widely available: POSIX file system permissions and access-control lists (ACLs) which are capable...
21 KB (2,141 words) - 11:39, 7 August 2024
Locale (computer software) (section POSIX platforms)
besides a "minimal locale" name "C", although the POSIX format is a commonly-used baseline. On POSIX platforms such as Unix, Linux and others, locale identifiers...
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Cpio (section POSIX standardization)
meta information to an ASCII-based representation. cpio was removed from POSIX.1-2001 in favor of pax, a similar utility which had been introduced in the...
8 KB (936 words) - 23:16, 18 July 2024
The Native POSIX Thread Library (NPTL) is an implementation of the POSIX Threads specification for the Linux operating system. Before the 2.6 version...
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Capability-based security (section POSIX capabilities)
addressing EROS: a fast capability system POSIX "capabilities" in Linux: POSIX Capabilities & Files POSIX file capabilities: Parceling the power of root...
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SIGHUP (redirect from Signal 1 (POSIX))
On POSIX-compliant platforms, SIGHUP ("signal hang up") is a signal sent to a process when its controlling terminal is closed. It was originally designed...
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This is a list of POSIX (Portable Operating System Interface) commands as specified by IEEE Std 1003.1-2024, which is part of the Single UNIX Specification...
22 KB (173 words) - 14:59, 20 August 2024
Linux kernel interfaces (section Additions to POSIX)
defined in POSIX in a way which is reasonably compatible, robust and performant, and to provide additional useful features not defined in POSIX, just as...
16 KB (1,718 words) - 15:42, 19 April 2024
build the final program from them, one could instead create a script for POSIX-compliant shells, here named build and kept in the directory with them,...
23 KB (2,981 words) - 18:13, 22 August 2024
a digital copy of the POSIX standards documentation with a request to the comp.os.minix newsgroup. After not finding the POSIX documentation, Torvalds...
107 KB (9,934 words) - 22:23, 25 August 2024
rewrite the tools to use the Win32 runtime environment, Cygwin implemented a POSIX-compatible environment in the form of a DLL. The brand motto is "Get that...
17 KB (1,601 words) - 14:23, 4 June 2024
Single UNIX Specification (category POSIX)
Specification, although system developers generally aim for compliance with POSIX standards, which form the core of the Single UNIX Specification. The latest...
39 KB (3,847 words) - 00:12, 14 August 2024
Getopt (category C POSIX library)
function used to parse command-line options of the Unix/POSIX style. It is a part of the POSIX specification, and is universal to Unix-like systems. It...
21 KB (2,408 words) - 22:05, 22 April 2024