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Diffstat (limited to 'doc/developer.texi')
| -rw-r--r-- | doc/developer.texi | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/doc/developer.texi b/doc/developer.texi index b3e151347e..a30cc9dfaa 100644 --- a/doc/developer.texi +++ b/doc/developer.texi @@ -200,6 +200,14 @@ For externally visible symbols, each library has its own prefix. Check the existing code and choose names accordingly. @end itemize +Furthermore, name space reserved for the system should not be invaded. +Identifiers ending in @code{_t} are reserved by +@url{http://pubs.opengroup.org/onlinepubs/007904975/functions/xsh_chap02_02.html#tag_02_02_02, POSIX}. +Also avoid names starting with @code{__} or @code{_} followed by an uppercase +letter as they are reserved by the C standard. Names starting with @code{_} +are reserved at the file level and may not be used for externally visible +symbols. If in doubt, just avoid names starting with @code{_} altogether. + @subsection Miscellaneous conventions @itemize @bullet @item |