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more blurb
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To Think About When Contributing Source Code
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This document is intended to offer some guidelines that can be useful to keep
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in mind when you decide to write a contribution to the project. This concerns
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This document is intended to offer some simple guidelines that can be useful
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to keep in mind when you decide to contribute to the project. This concerns
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new features as well as corrections to existing flaws or bugs.
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Join the Community
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Skip over to http://curl.haxx.se/mail/ and join the appropriate mailing
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list(s). Read up on details before you post questions. Read this file before
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you start sending patches!
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you start sending patches! We prefer patches and discussions being held on
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the mailing list(s), not sent to individuals.
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The License Issue
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@ -29,9 +30,9 @@ The License Issue
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What To Read
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Source code, the man pages, the INTERALS document, the TODO, the most recent
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Source code, the man pages, the INTERNALS document, the TODO, the most recent
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CHANGES. Just lurking on the libcurl mailing list is gonna give you a lot of
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insights on what's going on right now.
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insights on what's going on right now. Asking there is a good idea too.
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Naming
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@ -39,19 +40,24 @@ Naming
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names. It doesn't necessarily have to mean that you should use the same as in
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other places of the code, just that the names should be logical,
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understandable and be named according to what they're used for. File-local
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functions should be made static.
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functions should be made static. We like lower case names.
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See the INTERNALS document on how we name non-exported library-global symbols.
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Indenting
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Please try using the same indenting levels and bracing method as all the
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other code already does. It makes the source code a lot easier to follow if
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all of it is written using the same style. We don't ask you to like it, we
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just ask you to follow the tradition! ;-)
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just ask you to follow the tradition! ;-) This mainly means: 2-level indents,
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using spaces only (no tabs) and having the opening brace ({) on the same line
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as the if() or while().
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Commenting
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Comment your source code extensively. Commented code is quality code and
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enables future modifications much more. Uncommented code much more risk being
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Comment your source code extensively using C comments (/* comment */), do not
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use C++ comments (// this style). Commented code is quality code and enables
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future modifications much more. Uncommented code much more risk being
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completely replaced when someone wants to extend things, since other persons'
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source code can get quite hard to read.
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@ -69,6 +75,13 @@ Non-clobbering All Over
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functionality, try writing it in a new source file. If you fix bugs, try to
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fix one bug at a time and send them as separate patches.
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Platform Dependent Code
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Use #ifdef HAVE_FEATURE to do conditional code. We avoid checking for
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particular operting systems or hardware in the #ifdef lines. The HAVE_FEATURE
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shall be generated by the configure script for unix-like systems and they are
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hard-coded in the config-[system].h files for the others.
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Separate Patches Doing Different Things
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It is annoying when you get a huge patch from someone that is said to fix 511
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@ -94,6 +107,10 @@ Document
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small description of your fix or your new features with every contribution so
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that it can be swiftly added to the package documentation.
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The documentation is always made in man pages (nroff formatted) or plain
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ASCII files. All HTML files on the web site and in the release archives are
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generated from the nroff/ASCII versions.
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Write Access to CVS Repository
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If you are a frequent contributor, or have another good reason, you can of
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