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* ext/fiddle/lib/fiddle/import.rb (import_function, bind_function):

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should respect call_type for migration from DL to Fiddle.
  [Bug #7484] [ruby-core:50405]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38182 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
ngoto 2012-12-04 09:00:23 +00:00
parent b2e6a26a37
commit 7b103012dc
2 changed files with 18 additions and 3 deletions
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15
ext/fiddle/lib/fiddle/import.rb
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@ -147,6 +147,14 @@ module Fiddle
end
private :parse_bind_options
CALL_TYPE_TO_ABI = Hash.new { |h, k|
raise RuntimeError, "unsupported call type: #{k}"
}.merge({ :stdcall => (Function::STDCALL rescue Function::DEFAULT),
:cdecl => Function::DEFAULT,
nil => Function::DEFAULT
}).freeze
private_constant :CALL_TYPE_TO_ABI
# Creates a global method from the given C +signature+.
def extern(signature, *opts)
symname, ctype, argtype = parse_signature(signature, @type_alias)
@ -280,7 +288,7 @@ module Fiddle
if( !addr )
raise(DLError, "cannot find the function: #{name}()")
end
Function.new(addr, argtype, ctype, call_type)
Function.new(addr, argtype, ctype, CALL_TYPE_TO_ABI[call_type])
end
# Returns a new closure wrapper for the +name+ function.
@ -292,11 +300,12 @@ module Fiddle
#
# See Fiddle::Closure
def bind_function(name, ctype, argtype, call_type = nil, &block)
abi = CALL_TYPE_TO_ABI[call_type]
closure = Class.new(Fiddle::Closure) {
define_method(:call, block)
}.new(ctype, argtype)
}.new(ctype, argtype, abi)
Function.new(closure, argtype, ctype)
Function.new(closure, argtype, ctype, abi)
end
end
end