This book introduces you to lint , guides you through running it on your programs, and helps you to interpret lint's output. Contents include:. Ian F. Darwin has worked in the computer industry for three decades. In addition to programming and consulting, Ian teaches Unix, C, and Java for Learning Tree International, one of the world's largest technical training companies.
Account Options Sign in. Try the new Google Books. Check out the new look and enjoy easier access to your favorite features. Try it now. No thanks. Get print book. O'Reilly Amazon. Shop for Books on Google Play Browse the world's largest eBookstore and start reading today on the web, tablet, phone, or ereader. The development of FreeBSD is a very open and flexible process, being literally built from the contributions of thousands of people around the world, as can be seen from our list of contributors.
We are constantly on the lookout for new developers and ideas, and those interested in becoming more closely involved with the project need simply contact us at the FreeBSD technical discussions mailing list. Useful things to know about the FreeBSD Project and its development process, whether working independently or in close cooperation:. The switch was deemed necessary, as the technical limitations imposed by CVS were becoming obvious due to the rapid expansion of the source tree and the amount of history already stored.
The committers are the people who have write access to the Subversion tree, and are authorized to make modifications to the FreeBSD source the term "committer" comes from commit , the source control command which is used to bring new changes into the repository. Anyone can submit a bug to the Bug Database. Before submitting a bug report, the FreeBSD mailing lists, IRC channels, or forums can be used to help verify that an issue is actually a bug. The primary task of the core team is to make sure the project, as a whole, is in good shape and is heading in the right directions.
Inviting dedicated and responsible developers to join our group of committers is one of the functions of the core team, as is the recruitment of new core team members as others move on. The current core team was elected from a pool of committer candidates in June Elections are held every 2 years. Like most developers, most members of the core team are also volunteers when it comes to FreeBSD development and do not benefit from the project financially, so "commitment" should also not be misconstrued as meaning "guaranteed support.
Last, but definitely not least, the largest group of developers are the users themselves who provide feedback and bug fixes to us on an almost constant basis. Providing code is not the only way of contributing to the project; for a more complete list of things that need doing, please refer to the FreeBSD Project web site. In summary, our development model is organized as a loose set of concentric circles. The centralized model is designed for the convenience of the users of FreeBSD, who are provided with an easy way of tracking one central code base, not to keep potential contributors out!
Our desire is to present a stable operating system with a large set of coherent application programs that the users can easily install and use - this model works very well in accomplishing that. All we ask of those who would join us as FreeBSD developers is some of the same dedication its current people have to its continued success! In addition to the base distributions, FreeBSD offers a ported software collection with thousands of commonly sought-after programs.
At the time of this writing, there were over ports! The list of ports ranges from http servers, to games, languages, editors, and almost everything in between. The entire Ports Collection requires approximately MB. To compile a port, you simply change to the directory of the program you wish to install, type make install , and let the system do the rest.
The full original distribution for each port you build is retrieved dynamically so you need only enough disk space to build the ports you want. Almost every port is also provided as a pre-compiled "package", which can be installed with a simple command pkg install by those who do not wish to compile their own ports from source. More information on packages and ports can be found in Installing Applications: Packages and Ports. Documentation may also be installed at any later time using packages as described in Updating Documentation from Ports.
Book menu. Table of Contents 1. Synopsis 1. Welcome to FreeBSD! How FreeBSD relates to other computer operating systems. The basics of the FreeBSD open-source development model. And of course: where the name "FreeBSD" comes from. About the FreeBSD Project The following section provides some background information on the project, including a brief history, project goals, and the development model of the project.
In addition, multiple events can be scheduled within a field by separating all instances with commas - with no space between. Crontab Scheduling Explained: Minute - Minutes after the hour Crontab starts with "sh" shell. So usually it is a good idea to invoke bash, and may be also to source an environent file. Here is an example:. To do this just set up a cron job as root like this:. This will sync time with the apple timeserver every hour. If you don't have auto-sync set up as described above and just need to set the date manually, simply do the date command without option, take the output, change it to your liking - and then feed it to a date command with "-s" option, for example:.
How to set up a directory for only ftp access: Attempt was unsuccessfull. Note: Never make password the same as login - there are common attacks which exploit this security hole. To see what's going on: top vmstat iostat netstat dmesg. To reboot the computer remotely, become root and issue the command "reboot". See also: man reboot man halt man poweroff man init man shutdown.
Common security threats exploiting commands wget and curl. You can greatly reduce the risk by removing run privileges from users others than root, for example:.
New York. Get gcc GNU C-compiler binary - version 2.
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