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author | tenderlove <tenderlove@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-11-06 22:50:05 +0000 |
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committer | tenderlove <tenderlove@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-11-06 22:50:05 +0000 |
commit | bc52ea0fde16d2a5c209fb09a8e341d2905d2705 (patch) | |
tree | 1cf8b274c54fd6ef83fcf10a01cad44110848ade /ext | |
parent | 5296367cf4d22222aad08acaa65eb369de65241b (diff) | |
download | ruby-bc52ea0fde16d2a5c209fb09a8e341d2905d2705.tar.gz |
* ext/dl/cptr.c (rb_dlptr_s_malloc, rb_dlptr_initialize): adding
documentation
* test/dl/test_cptr.rb (**): testing that malloc works when passed free
functions
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25678 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext')
-rw-r--r-- | ext/dl/cptr.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/ext/dl/cptr.c b/ext/dl/cptr.c index a5b07edc73..0c85a91b6c 100644 --- a/ext/dl/cptr.c +++ b/ext/dl/cptr.c @@ -123,6 +123,15 @@ rb_dlptr_s_allocate(VALUE klass) return obj; } +/* + * call-seq: + * DL::CPtr.new(address) => dl_cptr + * DL::CPtr.new(address, size) => dl_cptr + * DL::CPtr.new(address, size, freefunc) => dl_cptr + * + * Create a new pointer to +address+ with an optional +size+ and +freefunc+. + * +freefunc+ will be called when the instance is garbage collected. + */ static VALUE rb_dlptr_initialize(int argc, VALUE argv[], VALUE self) { @@ -163,6 +172,16 @@ rb_dlptr_initialize(int argc, VALUE argv[], VALUE self) return Qnil; } +/* + * call-seq: + * + * DL::CPtr.malloc(size, freefunc = nil) => dl cptr instance + * + * Allocate +size+ bytes of memory and associate it with an optional + * +freefunc+ that will be called when the pointer is garbage collected. + * +freefunc+ must be an address pointing to a function or an instance of + * DL::CFunc + */ static VALUE rb_dlptr_s_malloc(int argc, VALUE argv[], VALUE klass) { |