python*-sys: use #![no_std]

python27-sys/src/lib.rs

@@ -1,3 +1,4 @@
+#![no_std]
 #![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]
 
 extern crate libc;

python27-sys/src/methodobject.rs

@@ -1,4 +1,5 @@
 use libc::{c_char, c_int};
+use core::ptr;
 //use pyport::Py_ssize_t;
 use object::{PyObject, PyTypeObject, Py_TYPE};
 
@@ -103,6 +104,6 @@ extern "C" {
 
 #[inline(always)]
 pub unsafe fn PyCFunction_New(ml: *mut PyMethodDef, slf: *mut PyObject) -> *mut PyObject {
-    PyCFunction_NewEx(ml, slf, ::std::ptr::null_mut())
+    PyCFunction_NewEx(ml, slf, ptr::null_mut())
 }
 

python27-sys/src/modsupport.rs

@@ -1,5 +1,5 @@
 use libc::{c_char, c_int, c_long};
-use std::ptr;
+use core::ptr;
 use pyport::Py_ssize_t;
 use object::PyObject;
 use methodobject::PyMethodDef;

python27-sys/src/object.rs

@@ -1,4 +1,4 @@
-use std::ptr;
+use core::ptr;
 use libc::{c_void, c_int, c_uint, c_long, c_char, c_double, FILE};
 use pyport::Py_ssize_t;
 use methodobject::PyMethodDef;

python27-sys/src/objectabstract.rs

@@ -1,6 +1,6 @@
 use libc::{c_void, c_char, c_int};
 use pyport::Py_ssize_t;
-use std::ptr;
+use core::ptr;
 use object::*;
 
 #[inline]

python27-sys/src/pyport.rs

@@ -3,6 +3,6 @@ pub type Py_uintptr_t = ::libc::uintptr_t;
 pub type Py_intptr_t = ::libc::intptr_t;
 pub type Py_ssize_t = ::libc::ssize_t;
 
-pub const PY_SSIZE_T_MIN : Py_ssize_t = ::std::isize::MIN as Py_ssize_t;
-pub const PY_SSIZE_T_MAX : Py_ssize_t = ::std::isize::MAX as Py_ssize_t;
+pub const PY_SSIZE_T_MIN : Py_ssize_t = ::core::isize::MIN as Py_ssize_t;
+pub const PY_SSIZE_T_MAX : Py_ssize_t = ::core::isize::MAX as Py_ssize_t;
 

python3-sys/src/ceval.rs

@@ -11,7 +11,7 @@ extern "C" {
 
 #[inline]
 pub unsafe fn PyEval_CallObject(func: *mut PyObject, arg: *mut PyObject) -> *mut PyObject {
-    PyEval_CallObjectWithKeywords(func, arg, ::std::ptr::null_mut())
+    PyEval_CallObjectWithKeywords(func, arg, ::core::ptr::null_mut())
 }
 
 extern "C" {
@@ -26,10 +26,7 @@ extern "C" {
     pub fn PyEval_GetGlobals() -> *mut PyObject;
     pub fn PyEval_GetLocals() -> *mut PyObject;
     pub fn PyEval_GetFrame() -> *mut ::PyFrameObject;
-    pub fn Py_AddPendingCall(func:
-                                 ::std::option::Option<extern "C" fn(arg1:
-                                                                         *mut c_void)
-                                                           -> c_int>,
+    pub fn Py_AddPendingCall(func: Option<extern "C" fn(arg1: *mut c_void) -> c_int>,
                              arg: *mut c_void) -> c_int;
     pub fn Py_MakePendingCalls() -> c_int;
     pub fn Py_SetRecursionLimit(arg1: c_int) -> ();

python3-sys/src/code.rs

@@ -29,7 +29,7 @@ impl Clone for PyCodeObject {
     #[inline] fn clone(&self) -> Self { *self }
 }
 impl Default for PyCodeObject {
-    #[inline] fn default() -> Self { unsafe { ::std::mem::zeroed() } }
+    #[inline] fn default() -> Self { unsafe { ::core::mem::zeroed() } }
 }
 
 /* Masks for co_flags */

python3-sys/src/import.rs

@@ -62,10 +62,7 @@ extern "C" {
      -> c_int;
 
     pub fn PyImport_AppendInittab(name: *const c_char,
-                                  initfunc:
-                                      ::std::option::Option<extern "C" fn()
-                                                                ->
-                                                                    *mut PyObject>)
+                                  initfunc: Option<extern "C" fn() -> *mut PyObject>)
      -> c_int;
 }
 

python3-sys/src/lib.rs

@@ -1,4 +1,5 @@
-#![allow(non_camel_case_types, non_snake_case, non_upper_case_globals, raw_pointer_derive)]
+#![no_std]
+#![allow(non_camel_case_types, non_snake_case, non_upper_case_globals)]
 #![cfg_attr(Py_LIMITED_API, allow(unused_imports))]
 
 // old: marked with TODO

python3-sys/src/methodobject.rs

@@ -1,4 +1,5 @@
 use libc::{c_char, c_int};
+use core::{mem, ptr};
 use object::{PyObject, PyTypeObject, Py_TYPE};
 
 extern "C" {
@@ -42,13 +43,13 @@ pub struct PyMethodDef {
 impl Clone for PyMethodDef {
     #[inline] fn clone(&self) -> PyMethodDef { *self }
 }
-impl ::std::default::Default for PyMethodDef {
-    fn default() -> PyMethodDef { unsafe { ::std::mem::zeroed() } }
+impl Default for PyMethodDef {
+    fn default() -> PyMethodDef { unsafe { mem::zeroed() } }
 }
 
 #[inline(always)]
 pub unsafe fn PyCFunction_New(ml: *mut PyMethodDef, slf: *mut PyObject) -> *mut PyObject {
-    PyCFunction_NewEx(ml, slf, ::std::ptr::null_mut())
+    PyCFunction_NewEx(ml, slf, ptr::null_mut())
 }
 
 extern "C" {

python3-sys/src/moduleobject.rs

@@ -37,7 +37,7 @@ pub struct PyModuleDef_Base {
     pub m_index: Py_ssize_t,
     pub m_copy: *mut PyObject,
 }
-impl ::std::clone::Clone for PyModuleDef_Base {
+impl Clone for PyModuleDef_Base {
     fn clone(&self) -> PyModuleDef_Base { *self }
 }
 
@@ -61,7 +61,7 @@ pub struct PyModuleDef {
     pub m_clear: Option<inquiry>,
     pub m_free: Option<freefunc>,
 }
-impl ::std::clone::Clone for PyModuleDef {
+impl Clone for PyModuleDef {
     fn clone(&self) -> PyModuleDef { *self }
 }
 

python3-sys/src/object.rs

@@ -1,4 +1,4 @@
-use std::ptr;
+use core::ptr;
 use libc::{c_void, c_int, c_uint, c_ulong, c_char};
 use pyport::{Py_ssize_t, Py_hash_t};
 
@@ -110,7 +110,7 @@ mod bufferinfo {
         #[inline] fn clone(&self) -> Self { *self }
     }
     impl Default for Py_buffer {
-        #[inline] fn default() -> Self { unsafe { ::std::mem::zeroed() } }
+        #[inline] fn default() -> Self { unsafe { ::core::mem::zeroed() } }
     }
 
     pub type getbufferproc =
@@ -285,7 +285,7 @@ mod typeobject {
         #[inline] fn clone(&self) -> Self { *self }
     }
     impl Default for PyNumberMethods {
-        #[inline] fn default() -> Self { unsafe { ::std::mem::zeroed() } }
+        #[inline] fn default() -> Self { unsafe { ::core::mem::zeroed() } }
     }
     #[repr(C)]
     #[derive(Copy)]
@@ -305,7 +305,7 @@ mod typeobject {
         #[inline] fn clone(&self) -> Self { *self }
     }
     impl Default for PySequenceMethods {
-        #[inline] fn default() -> Self { unsafe { ::std::mem::zeroed() } }
+        #[inline] fn default() -> Self { unsafe { ::core::mem::zeroed() } }
     }
     #[repr(C)]
     #[derive(Copy)]
@@ -318,7 +318,7 @@ mod typeobject {
         #[inline] fn clone(&self) -> Self { *self }
     }
     impl Default for PyMappingMethods {
-        #[inline] fn default() -> Self { unsafe { ::std::mem::zeroed() } }
+        #[inline] fn default() -> Self { unsafe { ::core::mem::zeroed() } }
     }
     #[repr(C)]
     #[derive(Copy)]
@@ -334,7 +334,7 @@ mod typeobject {
     }
     #[cfg(Py_3_5)]
     impl Default for PyAsyncMethods {
-        #[inline] fn default() -> Self { unsafe { ::std::mem::zeroed() } }
+        #[inline] fn default() -> Self { unsafe { ::core::mem::zeroed() } }
     }
     #[repr(C)]
     #[derive(Copy)]
@@ -346,7 +346,7 @@ mod typeobject {
         #[inline] fn clone(&self) -> Self { *self }
     }
     impl Default for PyBufferProcs {
-        #[inline] fn default() -> Self { unsafe { ::std::mem::zeroed() } }
+        #[inline] fn default() -> Self { unsafe { ::core::mem::zeroed() } }
     }
 
     #[repr(C)]
@@ -419,7 +419,7 @@ mod typeobject {
         #[inline] fn clone(&self) -> Self { *self }
     }
     impl Default for PyTypeObject {
-        #[inline] fn default() -> Self { unsafe { ::std::mem::zeroed() } }
+        #[inline] fn default() -> Self { unsafe { ::core::mem::zeroed() } }
     }
 
     #[repr(C)]
@@ -441,7 +441,7 @@ mod typeobject {
         #[inline] fn clone(&self) -> Self { *self }
     }
     impl Default for PyHeapTypeObject {
-        #[inline] fn default() -> Self { unsafe { ::std::mem::zeroed() } }
+        #[inline] fn default() -> Self { unsafe { ::core::mem::zeroed() } }
     }
 
     #[inline]
@@ -463,8 +463,8 @@ pub struct PyType_Slot {
 impl Clone for PyType_Slot {
     fn clone(&self) -> PyType_Slot { *self }
 }
-impl ::std::default::Default for PyType_Slot {
-    fn default() -> PyType_Slot { unsafe { ::std::mem::zeroed() } }
+impl Default for PyType_Slot {
+    fn default() -> PyType_Slot { unsafe { ::core::mem::zeroed() } }
 }
 
 #[repr(C)]
@@ -479,8 +479,8 @@ pub struct PyType_Spec {
 impl Clone for PyType_Spec {
     fn clone(&self) -> PyType_Spec { *self }
 }
-impl ::std::default::Default for PyType_Spec {
-    fn default() -> PyType_Spec { unsafe { ::std::mem::zeroed() } }
+impl Default for PyType_Spec {
+    fn default() -> PyType_Spec { unsafe { ::core::mem::zeroed() } }
 }
 
 extern "C" {

python3-sys/src/objectabstract.rs

@@ -1,6 +1,6 @@
 use libc::{c_void, c_char, c_int};
 use pyport::Py_ssize_t;
-use std::ptr;
+use core::ptr;
 use object::*;
 
 #[inline]

python3-sys/src/objimpl.rs

@@ -41,7 +41,7 @@ impl Clone for PyObjectArenaAllocator {
 }
 #[cfg(all(not(Py_LIMITED_API), Py_3_4))]
 impl Default for PyObjectArenaAllocator {
-    #[inline] fn default() -> Self { unsafe { ::std::mem::zeroed() } }
+    #[inline] fn default() -> Self { unsafe { ::core::mem::zeroed() } }
 }
 #[cfg(all(not(Py_LIMITED_API), Py_3_4))]
 extern "C" {

python3-sys/src/pyhash.rs

@@ -15,7 +15,7 @@ impl Clone for PyHash_FuncDef {
     #[inline] fn clone(&self) -> Self { *self }
 }
 impl Default for PyHash_FuncDef {
-    #[inline] fn default() -> Self { unsafe { ::std::mem::zeroed() } }
+    #[inline] fn default() -> Self { unsafe { ::core::mem::zeroed() } }
 }
 
 extern "C" {

python3-sys/src/pyport.rs

@@ -6,6 +6,6 @@ pub type Py_ssize_t = ::libc::ssize_t;
 pub type Py_hash_t = Py_ssize_t;
 pub type Py_uhash_t = ::libc::size_t;
 
-pub const PY_SSIZE_T_MIN : Py_ssize_t = ::std::isize::MIN as Py_ssize_t;
-pub const PY_SSIZE_T_MAX : Py_ssize_t = ::std::isize::MAX as Py_ssize_t;
+pub const PY_SSIZE_T_MIN : Py_ssize_t = ::core::isize::MIN as Py_ssize_t;
+pub const PY_SSIZE_T_MAX : Py_ssize_t = ::core::isize::MAX as Py_ssize_t;
 

python3-sys/src/pythonrun.rs

@@ -1,5 +1,5 @@
 use libc::{c_char, c_int, wchar_t, FILE};
-use std::ptr;
+use core::ptr;
 use object::*;
 use pystate::PyThreadState;
 #[cfg(not(Py_LIMITED_API))]
@@ -177,7 +177,7 @@ extern "C" {
                          arg3: *mut PyObject) -> ();
 
     // TODO: these moved to pylifecycle.h
-    pub fn Py_AtExit(func: ::std::option::Option<extern "C" fn() -> ()>)
+    pub fn Py_AtExit(func: Option<extern "C" fn() -> ()>)
      -> c_int;
     pub fn Py_Exit(arg1: c_int) -> ();
     pub fn Py_Main(argc: c_int, argv: *mut *mut wchar_t)