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Merge branch 'master' into v2.1

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Mike Pall
2020-10-12 16:18:02 +02:00
parent 675e08cf06 050466552b
commit 1d8b747c16
19 changed files with 49 additions and 49 deletions
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doc/ext_ffi_semantics.html
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@@ -672,7 +672,7 @@ through unions is explicitly detected and allowed.
<a href="ext_ffi_api.html#ffi_new">constructor</a>. This is equivalent
to <tt>ffi.new(ct, ...)</tt>, unless a <tt>__new</tt> metamethod is
defined. The <tt>__new</tt> metamethod is called with the ctype object
plus any other arguments passed to the contructor. Note that you have to
plus any other arguments passed to the constructor. Note that you have to
use <tt>ffi.new</tt> inside of it, since calling <tt>ct(...)</tt> would
cause infinite recursion.</li>
@@ -858,7 +858,7 @@ place of a type, you'd need to use <tt>ffi.typeof("int")</tt> instead.
<p>
The main use for parameterized types are libraries implementing abstract
data types
(<a href="https://www.freelists.org/post/luajit/ffi-type-of-pointer-to,8">example</a>),
(<a href="https://www.freelists.org/post/luajit/ffi-type-of-pointer-to,8"><span class="ext">&raquo;</span>&nbsp;example</a>),
similar to what can be achieved with C++ template metaprogramming.
Another use case are derived types of anonymous structs, which avoids
pollution of the global struct namespace.