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Diffstat (limited to 'ext/fiddle/closure.c')
-rw-r--r--ext/fiddle/closure.c28
1 files changed, 0 insertions, 28 deletions
diff --git a/ext/fiddle/closure.c b/ext/fiddle/closure.c
index 1a80b2b02ac..b997e23f45d 100644
--- a/ext/fiddle/closure.c
+++ b/ext/fiddle/closure.c
@@ -13,25 +13,11 @@ typedef struct {
ffi_type **argv;
} fiddle_closure;
-#if defined(USE_FFI_CLOSURE_ALLOC)
-#elif defined(__OpenBSD__) || defined(__APPLE__) || defined(__linux__)
-# define USE_FFI_CLOSURE_ALLOC 0
-#elif defined(RUBY_LIBFFI_MODVERSION) && RUBY_LIBFFI_MODVERSION < 3000005 && \
- (defined(__i386__) || defined(__x86_64__) || defined(_M_IX86) || defined(_M_AMD64))
-# define USE_FFI_CLOSURE_ALLOC 0
-#else
-# define USE_FFI_CLOSURE_ALLOC 1
-#endif
-
static void
dealloc(void * ptr)
{
fiddle_closure * cls = (fiddle_closure *)ptr;
-#if USE_FFI_CLOSURE_ALLOC
ffi_closure_free(cls->pcl);
-#else
- munmap(cls->pcl, sizeof(*cls->pcl));
-#endif
if (cls->argv) xfree(cls->argv);
xfree(cls);
}
@@ -205,12 +191,7 @@ allocate(VALUE klass)
VALUE i = TypedData_Make_Struct(klass, fiddle_closure,
&closure_data_type, closure);
-#if USE_FFI_CLOSURE_ALLOC
closure->pcl = ffi_closure_alloc(sizeof(ffi_closure), &closure->code);
-#else
- closure->pcl = mmap(NULL, sizeof(ffi_closure), PROT_READ | PROT_WRITE,
- MAP_ANON | MAP_PRIVATE, -1, 0);
-#endif
return i;
}
@@ -257,17 +238,8 @@ initialize(int rbargc, VALUE argv[], VALUE self)
if (FFI_OK != result)
rb_raise(rb_eRuntimeError, "error prepping CIF %d", result);
-#if USE_FFI_CLOSURE_ALLOC
result = ffi_prep_closure_loc(pcl, cif, callback,
(void *)self, cl->code);
-#else
- result = ffi_prep_closure(pcl, cif, callback, (void *)self);
- cl->code = (void *)pcl;
- i = mprotect(pcl, sizeof(*pcl), PROT_READ | PROT_EXEC);
- if (i) {
- rb_sys_fail("mprotect");
- }
-#endif
if (FFI_OK != result)
rb_raise(rb_eRuntimeError, "error prepping closure %d", result);