Merge pull request #1473 from davidhewitt/initconfig-limited-api

ffi: move initconfig.rs to cpython/initconfig.rs

CHANGELOG.md

@@ -14,6 +14,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - Add #[pyo3(from_py_with = "...")]` attribute for function arguments and struct fields to override the default from-Python conversion. [#1411](https://github.com/PyO3/pyo3/pull/1411)
 - Add FFI definition `PyCFunction_CheckExact` for Python 3.9 and later. [#1425](https://github.com/PyO3/pyo3/pull/1425)
 - Add FFI definition `Py_IS_TYPE`. [#1429](https://github.com/PyO3/pyo3/pull/1429)
+- Add FFI definition `_Py_InitializeMain`. [#1473](https://github.com/PyO3/pyo3/pull/1473)
 
 ### Changed
 - Change `PyTimeAcces::get_fold()` to return a `bool` instead of a `u8`. [#1397](https://github.com/PyO3/pyo3/pull/1397)

src/ffi/cpython/initconfig.rs

@@ -19,7 +19,6 @@ pub struct PyStatus {
     pub exitcode: c_int,
 }
 
-#[cfg_attr(windows, link(name = "pythonXY"))]
 extern "C" {
     pub fn PyStatus_Ok() -> PyStatus;
     pub fn PyStatus_Error(err_msg: *const c_char) -> PyStatus;
@@ -39,7 +38,6 @@ pub struct PyWideStringList {
     pub items: *mut *mut wchar_t,
 }
 
-#[cfg_attr(windows, link(name = "pythonXY"))]
 extern "C" {
     pub fn PyWideStringList_Append(list: *mut PyWideStringList, item: *const wchar_t) -> PyStatus;
     pub fn PyWideStringList_Insert(
@@ -70,7 +68,6 @@ pub struct PyPreConfig {
     pub allocator: c_int,
 }
 
-#[cfg_attr(windows, link(name = "pythonXY"))]
 extern "C" {
     pub fn PyPreConfig_InitPythonConfig(config: *mut PyPreConfig);
     pub fn PyPreConfig_InitIsolatedConfig(config: *mut PyPreConfig);
@@ -102,7 +99,10 @@ pub struct PyConfig {
     pub filesystem_errors: *mut wchar_t,
     pub pycache_prefix: *mut wchar_t,
     pub parse_argv: c_int,
+    #[cfg(Py_3_10)]
+    pub orig_argv: PyWideStringList,
     pub argv: PyWideStringList,
+    #[cfg(not(Py_3_10))]
     pub program_name: *mut wchar_t,
     pub xoptions: PyWideStringList,
     pub warnoptions: PyWideStringList,
@@ -125,9 +125,14 @@ pub struct PyConfig {
     pub legacy_windows_stdio: c_int,
 
     pub check_hash_pycs_mode: *mut wchar_t,
+    #[cfg(Py_3_10)]
+    pub program_name: *mut wchar_t,
     pub pathconfig_warnings: c_int,
     pub pythonpath_env: *mut wchar_t,
     pub home: *mut wchar_t,
+    #[cfg(Py_3_10)]
+    pub platlibdir: *mut wchar_t,
+
     pub module_search_paths_set: c_int,
     pub module_search_paths: PyWideStringList,
     pub executable: *mut wchar_t,
@@ -136,7 +141,7 @@ pub struct PyConfig {
     pub base_prefix: *mut wchar_t,
     pub exec_prefix: *mut wchar_t,
     pub base_exec_prefix: *mut wchar_t,
-    #[cfg(Py_3_9)]
+    #[cfg(all(Py_3_9, not(Py_3_10)))]
     pub platlibdir: *mut wchar_t,
     pub skip_source_first_line: c_int,
     pub run_command: *mut wchar_t,
@@ -146,11 +151,10 @@ pub struct PyConfig {
     pub _init_main: c_int,
     #[cfg(Py_3_9)]
     pub _isolated_interpreter: c_int,
-    #[cfg(Py_3_9)]
+    #[cfg(all(Py_3_9, not(Py_3_10)))]
     pub orig_argv: PyWideStringList,
 }
 
-#[cfg_attr(windows, link(name = "pythonXY"))]
 extern "C" {
     pub fn PyConfig_InitPythonConfig(config: *mut PyConfig);
     pub fn PyConfig_InitIsolatedConfig(config: *mut PyConfig);
@@ -186,7 +190,6 @@ extern "C" {
 
 /* --- Helper functions --------------------------------------- */
 
-#[cfg_attr(windows, link(name = "pythonXY"))]
 extern "C" {
     pub fn Py_GetArgcArgv(argc: *mut c_int, argv: *mut *mut *mut wchar_t);
 }

src/ffi/cpython/mod.rs

@@ -9,10 +9,13 @@ pub mod dictobject;
 // skipped fileobject.h
 pub mod frameobject;
 // skipped import.h
-// skipped initconfig.h
+#[cfg(all(Py_3_8, not(PyPy)))]
+pub mod initconfig;
 // skipped interpreteridobject.h
 pub mod listobject;
 pub mod object;
+#[cfg(all(Py_3_8, not(PyPy)))]
+pub mod pylifecycle;
 
 pub use self::abstract_::*;
 #[cfg(not(PyPy))]
@@ -22,5 +25,9 @@ pub use self::code::*;
 #[cfg(not(PyPy))]
 pub use self::dictobject::*;
 pub use self::frameobject::*;
+#[cfg(all(Py_3_8, not(PyPy)))]
+pub use self::initconfig::*;
 pub use self::listobject::*;
 pub use self::object::*;
+#[cfg(all(Py_3_8, not(PyPy)))]
+pub use self::pylifecycle::*;

src/ffi/cpython/pylifecycle.rs

@@ -0,0 +1,48 @@
+use crate::ffi::{PyConfig, PyPreConfig, PyStatus, Py_ssize_t};
+use libc::wchar_t;
+use std::os::raw::{c_char, c_int};
+
+// "private" functions in cpython/pylifecycle.h accepted in PEP 587
+extern "C" {
+    // skipped _Py_SetStandardStreamEncoding;
+    pub fn Py_PreInitialize(src_config: *const PyPreConfig) -> PyStatus;
+    pub fn Py_PreInitializeFromBytesArgs(
+        src_config: *const PyPreConfig,
+        argc: Py_ssize_t,
+        argv: *mut *mut c_char,
+    ) -> PyStatus;
+    pub fn Py_PreInitializeFromArgs(
+        src_config: *const PyPreConfig,
+        argc: Py_ssize_t,
+        argv: *mut *mut wchar_t,
+    ) -> PyStatus;
+    pub fn _Py_IsCoreInitialized() -> c_int;
+
+    pub fn Py_InitializeFromConfig(config: *const PyConfig) -> PyStatus;
+    pub fn _Py_InitializeMain() -> PyStatus;
+
+    pub fn Py_RunMain() -> c_int;
+
+    // skipped Py_ExitStatusException
+
+    // skipped _Py_RestoreSignals
+
+    // skipped Py_FdIsInteractive
+    // skipped _Py_FdIsInteractive
+
+    // skipped _Py_SetProgramFullPath
+
+    // skipped _Py_gitidentifier
+    // skipped _Py_getversion
+
+    // skipped _Py_IsFinalizing
+
+    // skipped _PyOS_URandom
+    // skipped _PyOS_URandomNonblock
+
+    // skipped _Py_CoerceLegacyLocale
+    // skipped _Py_LegacyLocaleDetected
+    // skipped _Py_SetLocaleFromEnv
+
+    // skipped _Py_NewInterpreter
+}

src/ffi/mod.rs

@@ -36,8 +36,6 @@ pub use self::funcobject::*;
 #[cfg(not(Py_LIMITED_API))]
 pub use self::genobject::*;
 pub use self::import::*;
-#[cfg(all(Py_3_8, not(any(PY_LIMITED_API, PyPy))))]
-pub use self::initconfig::*;
 pub use self::intrcheck::*;
 pub use self::iterobject::*;
 pub use self::listobject::*;
@@ -164,8 +162,6 @@ mod pyport;
 // [cfg(not(Py_LIMITED_API))]
 // mod pytime; contains nothing of interest
 
-#[cfg(all(Py_3_8, not(any(PY_LIMITED_API, PyPy))))]
-mod initconfig;
 mod objimpl;
 mod pydebug;
 mod pyhash;

src/ffi/pylifecycle.rs

@@ -1,6 +1,4 @@
 use crate::ffi::pystate::PyThreadState;
-#[cfg(all(Py_3_8, not(any(PY_LIMITED_API, PyPy))))]
-use crate::ffi::{PyConfig, PyPreConfig, PyStatus, Py_ssize_t};
 
 use libc::wchar_t;
 use std::os::raw::{c_char, c_int};
@@ -53,24 +51,3 @@ extern "C" {
     pub fn PyOS_getsig(arg1: c_int) -> PyOS_sighandler_t;
     pub fn PyOS_setsig(arg1: c_int, arg2: PyOS_sighandler_t) -> PyOS_sighandler_t;
 }
-
-// "private" functions in cpython/pylifecycle.h accepted in PEP 587
-#[cfg(all(Py_3_8, not(any(PY_LIMITED_API, PyPy))))]
-#[cfg_attr(windows, link(name = "pythonXY"))]
-extern "C" {
-    pub fn Py_PreInitialize(src_config: *const PyPreConfig) -> PyStatus;
-    pub fn Py_PreInitializeFromBytesArgs(
-        src_config: *const PyPreConfig,
-        argc: Py_ssize_t,
-        argv: *mut *mut c_char,
-    ) -> PyStatus;
-    pub fn Py_PreInitializeFromArgs(
-        src_config: *const PyPreConfig,
-        argc: Py_ssize_t,
-        argv: *mut *mut wchar_t,
-    ) -> PyStatus;
-
-    pub fn Py_InitializeFromConfig(config: *const PyConfig) -> PyStatus;
-
-    pub fn Py_RunMain() -> c_int;
-}