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| 1 | +use crate::PyObject; |
| 2 | +use crate::pymem::{PyMem_Calloc, PyMem_Free, PyMem_Malloc, PyMem_Realloc}; |
| 3 | +use crate::pystate::with_vm; |
| 4 | +use core::ffi::{c_int, c_void}; |
| 5 | +use rustpython_vm::gc_state; |
| 6 | + |
| 7 | +#[unsafe(no_mangle)] |
| 8 | +pub unsafe extern "C" fn PyObject_GC_Track(op: *mut PyObject) { |
| 9 | + with_vm(|_vm| { |
| 10 | + let obj = unsafe { &*op }; |
| 11 | + if !obj.is_gc_tracked() { |
| 12 | + unsafe { gc_state::gc_state().track_object(obj.into()) }; |
| 13 | + } |
| 14 | + }) |
| 15 | +} |
| 16 | + |
| 17 | +#[unsafe(no_mangle)] |
| 18 | +pub unsafe extern "C" fn PyObject_GC_UnTrack(op: *mut PyObject) { |
| 19 | + with_vm(|_vm| { |
| 20 | + let obj = unsafe { &*op }; |
| 21 | + if obj.is_gc_tracked() { |
| 22 | + unsafe { gc_state::gc_state().untrack_object(obj.into()) }; |
| 23 | + } |
| 24 | + }) |
| 25 | +} |
| 26 | + |
| 27 | +#[unsafe(no_mangle)] |
| 28 | +pub unsafe extern "C" fn PyObject_GC_IsTracked(op: *mut PyObject) -> c_int { |
| 29 | + with_vm(|_vm| unsafe { (&*op).is_gc_tracked() }) |
| 30 | +} |
| 31 | + |
| 32 | +#[unsafe(no_mangle)] |
| 33 | +pub unsafe extern "C" fn PyObject_GC_IsFinalized(op: *mut PyObject) -> c_int { |
| 34 | + with_vm(|_vm| unsafe { (&*op).gc_finalized() }) |
| 35 | +} |
| 36 | + |
| 37 | +#[unsafe(no_mangle)] |
| 38 | +pub extern "C" fn PyGC_Collect() -> isize { |
| 39 | + let result = gc_state::gc_state().collect(2); |
| 40 | + (result.collected + result.uncollectable) as isize |
| 41 | +} |
| 42 | + |
| 43 | +#[unsafe(no_mangle)] |
| 44 | +pub extern "C" fn PyGC_Enable() -> c_int { |
| 45 | + let gc = gc_state::gc_state(); |
| 46 | + let was_enabled = gc.is_enabled(); |
| 47 | + gc.enable(); |
| 48 | + was_enabled.into() |
| 49 | +} |
| 50 | + |
| 51 | +#[unsafe(no_mangle)] |
| 52 | +pub extern "C" fn PyGC_Disable() -> c_int { |
| 53 | + let gc = gc_state::gc_state(); |
| 54 | + let was_enabled = gc.is_enabled(); |
| 55 | + gc.disable(); |
| 56 | + was_enabled.into() |
| 57 | +} |
| 58 | + |
| 59 | +#[unsafe(no_mangle)] |
| 60 | +pub extern "C" fn PyGC_IsEnabled() -> c_int { |
| 61 | + gc_state::gc_state().is_enabled().into() |
| 62 | +} |
| 63 | + |
| 64 | +#[unsafe(no_mangle)] |
| 65 | +pub unsafe extern "C" fn PyObject_Malloc(size: usize) -> *mut c_void { |
| 66 | + unsafe { PyMem_Malloc(size) } |
| 67 | +} |
| 68 | + |
| 69 | +#[unsafe(no_mangle)] |
| 70 | +pub unsafe extern "C" fn PyObject_Calloc(nelem: usize, elsize: usize) -> *mut c_void { |
| 71 | + unsafe { PyMem_Calloc(nelem, elsize) } |
| 72 | +} |
| 73 | + |
| 74 | +#[unsafe(no_mangle)] |
| 75 | +pub unsafe extern "C" fn PyObject_Realloc(ptr: *mut c_void, new_size: usize) -> *mut c_void { |
| 76 | + unsafe { PyMem_Realloc(ptr, new_size) } |
| 77 | +} |
| 78 | + |
| 79 | +#[unsafe(no_mangle)] |
| 80 | +pub unsafe extern "C" fn PyObject_Free(ptr: *mut c_void) { |
| 81 | + unsafe { PyMem_Free(ptr) } |
| 82 | +} |
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