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use PK_EXPORT for c apis

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blueloveTH 2023-05-24 18:49:12 +08:00
parent f91c83e4a1
commit 29c28b0281
3 changed files with 44 additions and 42 deletions
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1
c_bindings/pocketpy_c.cpp
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@ -1,4 +1,3 @@
#include "pocketpy.h"
#include "pocketpy_c.h" #include "pocketpy_c.h"
using namespace pkpy; using namespace pkpy;

75
c_bindings/pocketpy_c.h
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@ -1,6 +1,8 @@
#ifndef POCKETPY_C_H #ifndef POCKETPY_C_H
#define POCKETPY_C_H #define POCKETPY_C_H
#include "pocketpy.h"
#ifdef __cplusplus #ifdef __cplusplus
extern "C" { extern "C" {
#endif #endif
@ -19,96 +21,95 @@ typedef struct pkpy_vm_handle pkpy_vm;
//if pkpy_clear_error returns true it means there was an error and it was cleared, //if pkpy_clear_error returns true it means there was an error and it was cleared,
//it will provide a string summary of the error in the message parameter (if it is not NULL) //it will provide a string summary of the error in the message parameter (if it is not NULL)
//if null is passed in as message, and it will just print the message to stderr //if null is passed in as message, and it will just print the message to stderr
bool pkpy_clear_error(pkpy_vm*, char** message); PK_EXPORT bool pkpy_clear_error(pkpy_vm*, char** message);
//NOTE you are responsible for freeing message //NOTE you are responsible for freeing message
//this will cause the vm to enter an error state and report the given message //this will cause the vm to enter an error state and report the given message
//when queried //when queried
//note that at the moment this is more like a panic than throwing an error //note that at the moment this is more like a panic than throwing an error
//the user will not be able to catch it with python code //the user will not be able to catch it with python code
bool pkpy_error(pkpy_vm*, const char* message); PK_EXPORT bool pkpy_error(pkpy_vm*, const char* message);
PK_EXPORT pkpy_vm* pkpy_vm_create(bool use_stdio, bool enable_os);
pkpy_vm* pkpy_vm_create(bool use_stdio, bool enable_os); PK_EXPORT bool pkpy_vm_run(pkpy_vm*, const char* source);
bool pkpy_vm_run(pkpy_vm*, const char* source); PK_EXPORT void pkpy_vm_destroy(pkpy_vm*);
void pkpy_vm_destroy(pkpy_vm*);
typedef int (*pkpy_function)(pkpy_vm*); typedef int (*pkpy_function)(pkpy_vm*);
bool pkpy_pop(pkpy_vm*, int n); PK_EXPORT bool pkpy_pop(pkpy_vm*, int n);
//push the item at index onto the top of the stack (as well as leaving it where //push the item at index onto the top of the stack (as well as leaving it where
//it is on the stack) //it is on the stack)
bool pkpy_push(pkpy_vm*, int index); PK_EXPORT bool pkpy_push(pkpy_vm*, int index);
bool pkpy_push_function(pkpy_vm*, pkpy_function); PK_EXPORT bool pkpy_push_function(pkpy_vm*, pkpy_function);
bool pkpy_push_int(pkpy_vm*, int); PK_EXPORT bool pkpy_push_int(pkpy_vm*, int);
bool pkpy_push_float(pkpy_vm*, double); PK_EXPORT bool pkpy_push_float(pkpy_vm*, double);
bool pkpy_push_bool(pkpy_vm*, bool); PK_EXPORT bool pkpy_push_bool(pkpy_vm*, bool);
bool pkpy_push_string(pkpy_vm*, const char*); PK_EXPORT bool pkpy_push_string(pkpy_vm*, const char*);
bool pkpy_push_stringn(pkpy_vm*, const char*, int length); PK_EXPORT bool pkpy_push_stringn(pkpy_vm*, const char*, int length);
bool pkpy_push_voidp(pkpy_vm*, void*); PK_EXPORT bool pkpy_push_voidp(pkpy_vm*, void*);
bool pkpy_push_none(pkpy_vm*); PK_EXPORT bool pkpy_push_none(pkpy_vm*);
bool pkpy_set_global(pkpy_vm*, const char* name); PK_EXPORT bool pkpy_set_global(pkpy_vm*, const char* name);
bool pkpy_get_global(pkpy_vm*, const char* name); PK_EXPORT bool pkpy_get_global(pkpy_vm*, const char* name);
//first push callable you want to call //first push callable you want to call
//then push the arguments to send //then push the arguments to send
//argc is the number of arguments that was pushed (not counting the callable) //argc is the number of arguments that was pushed (not counting the callable)
bool pkpy_call(pkpy_vm*, int argc); PK_EXPORT bool pkpy_call(pkpy_vm*, int argc);
//first push the object the method belongs to (self) //first push the object the method belongs to (self)
//then push the the argments //then push the the argments
//argc is the number of arguments that was pushed (not counting the callable or self) //argc is the number of arguments that was pushed (not counting the callable or self)
//name is the name of the method to call on the object //name is the name of the method to call on the object
bool pkpy_call_method(pkpy_vm*, const char* name, int argc); PK_EXPORT bool pkpy_call_method(pkpy_vm*, const char* name, int argc);
//we will break with the lua api here //we will break with the lua api here
//lua uses 1 as the index to the first pushed element for all of these functions //lua uses 1 as the index to the first pushed element for all of these functions
//but we will start counting at zero to match python //but we will start counting at zero to match python
//we will allow negative numbers to count backwards from the top //we will allow negative numbers to count backwards from the top
bool pkpy_to_int(pkpy_vm*, int index, int* ret); PK_EXPORT bool pkpy_to_int(pkpy_vm*, int index, int* ret);
bool pkpy_to_float(pkpy_vm*, int index, double* ret); PK_EXPORT bool pkpy_to_float(pkpy_vm*, int index, double* ret);
bool pkpy_to_bool(pkpy_vm*, int index, bool* ret); PK_EXPORT bool pkpy_to_bool(pkpy_vm*, int index, bool* ret);
bool pkpy_to_voidp(pkpy_vm*, int index, void** ret); PK_EXPORT bool pkpy_to_voidp(pkpy_vm*, int index, void** ret);
//this method provides a strong reference, you are responsible for freeing the //this method provides a strong reference, you are responsible for freeing the
//string when you are done with it //string when you are done with it
bool pkpy_to_string(pkpy_vm*, int index, char** ret); PK_EXPORT bool pkpy_to_string(pkpy_vm*, int index, char** ret);
//this method provides a weak reference, it is only valid until the //this method provides a weak reference, it is only valid until the
//next api call //next api call
//it is not null terminated //it is not null terminated
bool pkpy_to_stringn(pkpy_vm*, int index, const char** ret, int* size); PK_EXPORT bool pkpy_to_stringn(pkpy_vm*, int index, const char** ret, int* size);
//these do not follow the same error semantics as above, their return values //these do not follow the same error semantics as above, their return values
//just say whether the check succeeded or not, or else return the value asked for //just say whether the check succeeded or not, or else return the value asked for
bool pkpy_is_int(pkpy_vm*, int index); PK_EXPORT bool pkpy_is_int(pkpy_vm*, int index);
bool pkpy_is_float(pkpy_vm*, int index); PK_EXPORT bool pkpy_is_float(pkpy_vm*, int index);
bool pkpy_is_bool(pkpy_vm*, int index); PK_EXPORT bool pkpy_is_bool(pkpy_vm*, int index);
bool pkpy_is_string(pkpy_vm*, int index); PK_EXPORT bool pkpy_is_string(pkpy_vm*, int index);
bool pkpy_is_voidp(pkpy_vm*, int index); PK_EXPORT bool pkpy_is_voidp(pkpy_vm*, int index);
bool pkpy_is_none(pkpy_vm*, int index); PK_EXPORT bool pkpy_is_none(pkpy_vm*, int index);
//will return true if global exists //will return true if global exists
bool pkpy_check_global(pkpy_vm*, const char* name); PK_EXPORT bool pkpy_check_global(pkpy_vm*, const char* name);
//will return true if the vm is currently in an error state //will return true if the vm is currently in an error state
bool pkpy_check_error(pkpy_vm*); PK_EXPORT bool pkpy_check_error(pkpy_vm*);
//will return true if at least free empty slots remain on the stack //will return true if at least free empty slots remain on the stack
bool pkpy_check_stack(pkpy_vm*, int free); PK_EXPORT bool pkpy_check_stack(pkpy_vm*, int free);
//returns the number of elements on the stack //returns the number of elements on the stack
int pkpy_stack_size(pkpy_vm*); PK_EXPORT int pkpy_stack_size(pkpy_vm*);
typedef void (*OutputHandler)(pkpy_vm*, const char*); typedef void (*OutputHandler)(pkpy_vm*, const char*);
void pkpy_set_output_handlers(pkpy_vm*, OutputHandler stdout_handler, OutputHandler stderr_handler); PK_EXPORT void pkpy_set_output_handlers(pkpy_vm*, OutputHandler stdout_handler, OutputHandler stderr_handler);
#ifdef __cplusplus #ifdef __cplusplus

10
src/pocketpy.h
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@ -1002,16 +1002,18 @@ inline void init_builtins(VM* _vm) {
} }
#ifdef _WIN32 #ifdef _WIN32
#define PK_LEGACY_EXPORT __declspec(dllexport) inline #define PK_EXPORT __declspec(dllexport)
#elif __APPLE__ #elif __APPLE__
#define PK_LEGACY_EXPORT __attribute__((visibility("default"))) __attribute__((used)) inline #define PK_EXPORT __attribute__((visibility("default"))) __attribute__((used))
#elif __EMSCRIPTEN__ #elif __EMSCRIPTEN__
#include <emscripten.h> #include <emscripten.h>
#define PK_LEGACY_EXPORT EMSCRIPTEN_KEEPALIVE inline #define PK_EXPORT EMSCRIPTEN_KEEPALIVE
#else #else
#define PK_LEGACY_EXPORT inline #define PK_EXPORT
#endif #endif
#define PK_LEGACY_EXPORT PK_EXPORT inline
inline void add_module_time(VM* vm){ inline void add_module_time(VM* vm){
PyObject* mod = vm->new_module("time"); PyObject* mod = vm->new_module("time");
vm->bind_func<0>(mod, "time", [](VM* vm, ArgsView args) { vm->bind_func<0>(mod, "time", [](VM* vm, ArgsView args) {