System bindings

recursion.go

@@ -0,0 +1,24 @@
+package python3
+
+/*
+#include "Python.h"
+#include "macro.h"
+*/
+import "C"
+
+import (
+	"unsafe"
+)
+
+//Py_EnterRecursiveCall : https://docs.python.org/3/c-api/exceptions.html#c.Py_EnterRecursiveCall
+func Py_EnterRecursiveCall(where string) int {
+	cwhere := C.CString(where)
+	C.free(unsafe.Pointer(cwhere))
+
+	return int(C._go_Py_EnterRecursiveCall(cwhere))
+}
+
+//Py_LeaveRecursiveCall : https://docs.python.org/3/c-api/exceptions.html#c.Py_LeaveRecursiveCall
+func Py_LeaveRecursiveCall() {
+	C._go_Py_LeaveRecursiveCall()
+}

reflection.go

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+package python3
+
+/*
+#include "Python.h"
+*/
+import "C"
+
+//PyEval_GetBuiltins : https://docs.python.org/3/c-api/reflection.html?highlight=reflection#c.PyEval_GetBuiltins
+func PyEval_GetBuiltins() *PyObject {
+	return togo(C.PyEval_GetBuiltins())
+}
+
+//PyEval_GetLocals : https://docs.python.org/3/c-api/reflection.html?highlight=reflection#c.PyEval_GetLocals
+func PyEval_GetLocals() *PyObject {
+	return togo(C.PyEval_GetLocals())
+}
+
+//PyEval_GetGlobals : https://docs.python.org/3/c-api/reflection.html?highlight=reflection#c.PyEval_GetGlobals
+func PyEval_GetGlobals() *PyObject {
+	return togo(C.PyEval_GetGlobals())
+}
+
+//PyEval_GetFuncName : https://docs.python.org/3/c-api/reflection.html?highlight=reflection#c.PyEval_GetFuncName
+func PyEval_GetFuncName(pyFunc *PyObject) string {
+	return C.GoString(C.PyEval_GetFuncName(toc(pyFunc)))
+}
+
+//PyEval_GetFuncDesc : https://docs.python.org/3/c-api/reflection.html?highlight=reflection#c.PyEval_GetFuncDesc
+func PyEval_GetFuncDesc(pyFunc *PyObject) string {
+	return C.GoString(C.PyEval_GetFuncDesc(toc(pyFunc)))
+}

sys.go

@@ -0,0 +1,89 @@
+package python3
+
+/*
+#include "Python.h"
+*/
+import "C"
+import (
+	"fmt"
+	"unsafe"
+)
+
+//PySys_GetObject : https://docs.python.org/3/c-api/sys.html#c.PySys_GetObject
+func PySys_GetObject(name string) *PyObject {
+	cname := C.CString(name)
+	defer C.free(unsafe.Pointer(cname))
+
+	return togo(C.PySys_GetObject(cname))
+}
+
+//PySys_SetObject : https://docs.python.org/3/c-api/sys.html#c.PySys_SetObject
+func PySys_SetObject(name string, v *PyObject) int {
+	cname := C.CString(name)
+	defer C.free(unsafe.Pointer(cname))
+
+	return int(C.PySys_SetObject(cname, toc(v)))
+}
+
+//PySys_ResetWarnOptions : https://docs.python.org/3/c-api/sys.html#c.PySys_ResetWarnOptions
+func PySys_ResetWarnOptions() {
+	C.PySys_ResetWarnOptions()
+}
+
+//PySys_AddWarnOption : https://docs.python.org/3/c-api/sys.html#c.PySys_AddWarnOption
+func PySys_AddWarnOption(s string) error {
+	cs := C.CString(s)
+	defer C.free(unsafe.Pointer(cs))
+
+	ws := C.Py_DecodeLocale(cs, nil)
+	if ws == nil {
+		return fmt.Errorf("fail to call Py_DecodeLocale on '%s'", s)
+	}
+	defer C.PyMem_RawFree(unsafe.Pointer(ws))
+
+	C.PySys_AddWarnOption(ws)
+
+	return nil
+}
+
+//PySys_AddWarnOptionUnicode : https://docs.python.org/3/c-api/sys.html#c.PySys_AddWarnOptionUnicode
+func PySys_AddWarnOptionUnicode(unicode *PyObject) {
+	C.PySys_AddWarnOptionUnicode(toc(unicode))
+}
+
+//PySys_SetPath : https://docs.python.org/3/c-api/sys.html#c.PySys_SetPath
+func PySys_SetPath(path string) error {
+	cpath := C.CString(path)
+	defer C.free(unsafe.Pointer(cpath))
+
+	wpath := C.Py_DecodeLocale(cpath, nil)
+	if wpath == nil {
+		return fmt.Errorf("fail to call Py_DecodeLocale on '%s'", path)
+	}
+	defer C.PyMem_RawFree(unsafe.Pointer(wpath))
+
+	C.PySys_SetPath(wpath)
+
+	return nil
+}
+
+//PySys_AddXOption : https://docs.python.org/3/c-api/sys.html#c.PySys_AddXOption
+func PySys_AddXOption(s string) error {
+	cs := C.CString(s)
+	defer C.free(unsafe.Pointer(cs))
+
+	ws := C.Py_DecodeLocale(cs, nil)
+	if ws == nil {
+		return fmt.Errorf("fail to call Py_DecodeLocale on '%s'", s)
+	}
+	defer C.PyMem_RawFree(unsafe.Pointer(ws))
+
+	C.PySys_AddXOption(ws)
+
+	return nil
+}
+
+//PySys_GetXOptions : https://docs.python.org/3/c-api/sys.html#c.PySys_GetXOptions
+func PySys_GetXOptions() *PyObject {
+	return togo(C.PySys_GetXOptions())
+}

thread.go

@@ -0,0 +1,67 @@
+package python3
+
+/*
+#include "Python.h"
+*/
+import "C"
+
+//PyThreadState : https://docs.python.org/3/c-api/init.html#c.PyThreadState
+type PyThreadState C.PyThreadState
+
+//PyGILState is an opaque “handle” to the thread state when PyGILState_Ensure() was called, and must be passed to PyGILState_Release() to ensure Python is left in the same state
+type PyGILState C.PyGILState_STATE
+
+//PyEval_InitThreads : https://docs.python.org/3/c-api/init.html#c.PyEval_InitThreads
+func PyEval_InitThreads() {
+	C.PyEval_InitThreads()
+}
+
+//PyEval_ThreadsInitialized : https://docs.python.org/3/c-api/init.html#c.PyEval_ThreadsInitialized
+func PyEval_ThreadsInitialized() bool {
+	return C.PyEval_ThreadsInitialized() != 0
+}
+
+//PyEval_SaveThread : https://docs.python.org/3/c-api/init.html#c.PyEval_SaveThread
+func PyEval_SaveThread() *PyThreadState {
+	return (*PyThreadState)(C.PyEval_SaveThread())
+}
+
+//PyEval_RestoreThread : https://docs.python.org/3/c-api/init.html#c.PyEval_RestoreThread
+func PyEval_RestoreThread(tstate *PyThreadState) {
+	C.PyEval_RestoreThread((*C.PyThreadState)(tstate))
+}
+
+//PyThreadState_Get : https://docs.python.org/3/c-api/init.html#c.PyThreadState_Get
+func PyThreadState_Get() *PyThreadState {
+	return (*PyThreadState)(C.PyThreadState_Get())
+}
+
+//PyThreadState_Swap : https://docs.python.org/3/c-api/init.html#c.PyThreadState_Swap
+func PyThreadState_Swap(tstate *PyThreadState) *PyThreadState {
+	return (*PyThreadState)(C.PyThreadState_Swap((*C.PyThreadState)(tstate)))
+}
+
+//PyEval_ReInitThreads : https://docs.python.org/3/c-api/init.html#c.PyEval_ReInitThreads
+func PyEval_ReInitThreads() {
+	C.PyEval_ReInitThreads()
+}
+
+//PyGILState_Ensure : https://docs.python.org/3/c-api/init.html#c.PyGILState_Ensure
+func PyGILState_Ensure() PyGILState {
+	return PyGILState(C.PyGILState_Ensure())
+}
+
+//PyGILState_Release : https://docs.python.org/3/c-api/init.html#c.PyGILState_Release
+func PyGILState_Release(state PyGILState) {
+	C.PyGILState_Release(C.PyGILState_STATE(state))
+}
+
+//PyGILState_GetThisThreadState : https://docs.python.org/3/c-api/init.html#c.PyGILState_GetThisThreadState
+func PyGILState_GetThisThreadState() *PyThreadState {
+	return (*PyThreadState)(C.PyGILState_GetThisThreadState())
+}
+
+//PyGILState_Check : https://docs.python.org/3/c-api/init.html#c.PyGILState_Check
+func PyGILState_Check() bool {
+	return C.PyGILState_Check() == 1
+}