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use MiniFFI in Ruby >1.8

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This commit is contained in:
Inori 2019-09-14 03:03:41 -04:00
parent b10e806ba1
commit 079e878e12
3 changed files with 19 additions and 9 deletions
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4
binding/binding-types.h
View file

@ -38,6 +38,8 @@ DECL_TYPE(Viewport);
DECL_TYPE(Tilemap);
DECL_TYPE(Window);
DECL_TYPE(MiniFFI);
#else
#define TableType "Table"
#define RectType "Rect"
@ -51,6 +53,8 @@ DECL_TYPE(Window);
#define ViewportType "Viewport"
#define TilemapType "Tilemap"
#define WindowType "Window"
#define MiniFFIType "MiniFFI"
#endif
#ifdef HAVE_DISCORDSDK

5
binding/meson.build
View file

@ -42,12 +42,9 @@ binding_source = [files(
'filesystem-binding.cpp',
'windowvx-binding.cpp',
'tilemapvx-binding.cpp',
'miniffi-binding.cpp'
)]
if ver.version_compare('<=1.8') == true
binding_source += files('miniffi-binding.cpp')
endif
if discord == true
binding_source += files('discord-binding.cpp')
endif

19
binding/miniffi-binding.cpp
View file

@ -36,6 +36,12 @@ typedef void* (*MINIFFI_FUNC)(unsigned long,unsigned long,unsigned long,unsigned
// MiniFFI class, also named Win32API on Windows
// Uses LoadLibrary/GetProcAddress on Windows, dlopen/dlsym everywhere else
#ifndef OLD_RUBY
DEF_TYPE_CUSTOMFREE(MiniFFI, SDL_UnloadObject);
#else
DEF_ALLOCFUNC_CUSTOMFREE(MiniFFI, SDL_UnloadObject);
#endif
static VALUE
MiniFFI_alloc(VALUE self)
{
@ -91,7 +97,7 @@ RB_METHOD(MiniFFI_initialize)
SafeStringValue(libname);
SafeStringValue(func);
void *hlib = SDL_LoadObject(RSTRING_PTR(libname));
DATA_PTR(self) = hlib;
setPrivateData(self, hlib);
void *hfunc = MiniFFI_GetFunctionHandle(hlib, RSTRING_PTR(func));
#ifdef __WIN32__
if (hlib && !hfunc)
@ -269,7 +275,7 @@ RB_METHOD(MiniFFI_call)
return ULONG2NUM(ret);
case _T_POINTER:
return rb_str_new2((char*)ret);
return rb_str_new_cstr((char*)ret);
case _T_BOOL:
return rb_bool_new(ret);
@ -284,13 +290,16 @@ void
MiniFFIBindingInit()
{
VALUE cMiniFFI = rb_define_class("MiniFFI", rb_cObject);
#ifndef OLD_RUBY
rb_define_alloc_func(cMiniFFI, classAllocate<&MiniFFIType>);
#else
rb_define_alloc_func(cMiniFFI, MiniFFI_alloc);
#endif
_rb_define_method(cMiniFFI, "initialize", MiniFFI_initialize);
_rb_define_method(cMiniFFI, "call", MiniFFI_call);
rb_define_alias(cMiniFFI, "Call", "call");
// Preferably use MiniFFI, the name Win32API makes no sense
// on things that aren't Windows but I'm leaving it here
// for compatibility
#if defined(__WIN32__) || defined(USE_FAKEAPI)
rb_define_const(rb_cObject, "Win32API", cMiniFFI);
#endif
}