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authorLudovic Courtès <ludo@gnu.org>2013-01-18 01:06:24 +0100
committerLudovic Courtès <ludo@gnu.org>2013-01-18 01:07:31 +0100
commit1ffa7090b99dfd2f54fa883929c5e78d7852657a (patch)
tree1c8bd191e31212e172b3e9158408cccd571a5020 /gnu/packages/pth.scm
parent08ba7ff318720d926215de83daed0da628908ca3 (diff)
downloadpatches-1ffa7090b99dfd2f54fa883929c5e78d7852657a.tar
patches-1ffa7090b99dfd2f54fa883929c5e78d7852657a.tar.gz
distro: Change the module name space to (gnu ...).
* distro: Rename to... * gnu: ... this. Update module names accordingly. * Makefile.am: Adjust accordingly. * po/POTFILES.in: Likewise. * distro.scm: Search for files under /gnu/packages instead of /distro/packages. * gnu/packages/base.scm (ld-wrapper-boot3): Likewise.
Diffstat (limited to 'gnu/packages/pth.scm')
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+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2012 Ludovic Courtès <ludo@gnu.org>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or (at
+;;; your option) any later version.
+;;;
+;;; GNU Guix is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (gnu packages pth)
+ #:use-module (guix licenses)
+ #:use-module (guix packages)
+ #:use-module (guix download)
+ #:use-module (guix build-system gnu))
+
+(define-public pth
+ (package
+ (name "pth")
+ (version "2.0.7")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (string-append "mirror://gnu/pth/pth-" version
+ ".tar.gz"))
+ (sha256
+ (base32
+ "0ckjqw5kz5m30srqi87idj7xhpw6bpki43mj07bazjm2qmh3cdbj"))))
+ (build-system gnu-build-system)
+ (arguments '(#:parallel-build? #f))
+ (home-page "http://www.gnu.org/software/pth")
+ (synopsis "The GNU Portable Threads library")
+ (description
+ "Pth is a very portable POSIX/ANSI-C based library for Unix
+platforms which provides non-preemptive priority-based scheduling for
+multiple threads of execution (aka ``multithreading'') inside
+event-driven applications. All threads run in the same address space of
+the server application, but each thread has it's own individual
+program-counter, run-time stack, signal mask and errno variable.
+
+The thread scheduling itself is done in a cooperative way, i.e., the
+threads are managed by a priority- and event-based non-preemptive
+scheduler. The intention is that this way one can achieve better
+portability and run-time performance than with preemptive
+scheduling. The event facility allows threads to wait until various
+types of events occur, including pending I/O on file descriptors,
+asynchronous signals, elapsed timers, pending I/O on message ports,
+thread and process termination, and even customized callback functions.
+
+Additionally Pth provides an optional emulation API for POSIX.1c
+threads (\"Pthreads\") which can be used for backward compatibility to
+existing multithreaded applications.")
+ (license lgpl2.1+)))