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A libffi wrapper for Ruby.
Hi, libffi-3.4.2 recently landed in Fedora and since that time, I observe strange failures in Ruby test suite: ~~~ 1) Failure: TestAutoload#test_autoload_fork [/builddir/build/BUILD/ruby-3.1.0/test/ruby/test_autoload.rb:380]: [ruby-core:86410] [Bug #14634]. Expected # to be...
I would like to check if a symbol is defined before trying to access it. Some symbols aren't available on all platforms, so instead of raising an exception, I want...
JRuby ships an implementation of fiddle based on FFI, and cannot support the C extension contained in this gem. It may be possible for us to do what @chrisseaton did...
Hello fiddle-folks, fiddle is quite epic. kojix2 wrote the bindings (if you can call them) for libui - see here for most of the try_extern calls: https://github.com/kojix2/LibUI/blob/main/lib/libui/ffi.rb As a "downstream"...
We discussed at https://bugs.ruby-lang.org/issues/18034
`parse_ctype()` does not handle `int long len` correctly; errors with `unknown type: int` ```ruby [22] pry(#)> parse_struct_signature(["char id", "int long size"]) Fiddle::DLError: unknown type: int from /Users/dmlary/.rbenv/versions/3.0.2/lib/ruby/3.0.0/fiddle/cparser.rb:245:in `parse_ctype' [24] pry(#)>...
I have Qt installed via Homebrew on macOS 12 (x86_64), and running the following script causes a segmentation fault (`ruby 2.6.8p205 (2021-07-07 revision 67951) [x86_64-darwin21]` installed via `rbenv`, Fiddle 1.1.0...
The following script causes a segfault when exiting: ``` $workaround = false require 'fiddle' Fiddle::MemoryView.new(Fiddle::Pointer["foo"]) GC.start if $workaround ``` A backtrace from GDB: ``` Thread 1 received signal SIGSEGV, Segmentation...
Hi! I have a question about c char. https://github.com/andlabs/libui/blob/fea45b2d5b75839be0af9acc842a147c5cba9295/ui.h#L767 c function ```c void uiOpenTypeFeaturesAdd(uiOpenTypeFeatures *otf, char a, char b, char c, char d, uint32_t value); ``` ruby method ```ruby extern...
kojix2 provides the fiddle-bindings for libui here: https://github.com/kojix2/LibUI Libui is very easy to use; I ported many of my ruby-gtk3 widgets already, even though libui is quite limited compared to...