はてなブックマーク

Defensive Programming for Red Hat Enterprise Linux (and What To Do If Something Goes Wrong) Ulrich Drepper Red Hat, Inc. drepper@redhat.com April 8, 2009 Abstract Programming Language APIs and their libraries are often not designed with safety in mind. The API of the C language and the Unix API (which is defined using C) are especially weak in this respect. It is not necessarily the case that all

How To Write Shared Libraries Ulrich Drepper drepper@gmail.com December 10, 2011 Abstract Today, shared libraries are ubiquitous. Developers use them for multiple reasons and create them just as they would create application code. This is a problem, though, since on many platforms some additional techniques must be applied even to generate decent code. Even more knowledge is needed to generate opt

What Every Programmer Should Know About Memory Ulrich Drepper Red Hat, Inc. drepper@redhat.com November 21, 2007 Abstract As CPU cores become both faster and more numerous, the limiting factor for most programs is now, and will be for some time, memory access. Hardware designers have come up with ever more sophisticated memory handling and acceleration techniques–such as CPU caches–but these canno

Description of the POSIX signal model The POSIX signal model isn't simple. To get the kernel people to look at the issues I wrote this summary. Requirements of POSIX threads on the kernel Written to answer the often asked question about the requirements on the kernel to get a POSIX compliant thread implementation. The main requirement, that a M-on-N implementation is needed, turned fortunately out