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developerWorks: Migrate Your Apps from OS/2 to Linux: Part 1

Feb 18, 2004, 05:30 (0 Talkback[s])
(Other stories by Dinakar Guniguntala, Et AL.)

"This article covers mapping of threading and synchronization primitives. Subsequent articles in this series will cover system calls, networking calls, and other programming constructs.

"A thread is the basic unit of execution in OS/2. Threads are the dispatchable units within an OS/2 process. Thread scheduling and priority is handled entirely in the kernel.

"The Linux kernel uses a process model rather than a threading model. However, the Linux kernel provides a lightweight process framework for creating threads, and the actual thread implementation is in the user space. Currently there are various threading libraries available (LinuxThreads, NGPT, NPTL, and so on). Research for this article was done using the LinuxThreads library, but the information here is also applicable to Red Hat's Native POSIX Threading Library (NPTL)..."

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