mirror of
https://github.com/denoland/deno.git
synced 2024-11-24 15:19:26 -05:00
70 lines
3.1 KiB
C
70 lines
3.1 KiB
C
// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
|
|
|
|
typedef struct napi_module {
|
|
int nm_version;
|
|
unsigned int nm_flags;
|
|
const char* nm_filename;
|
|
void* nm_register_func;
|
|
const char* nm_modname;
|
|
void* nm_priv;
|
|
void* reserved[4];
|
|
} napi_module;
|
|
|
|
#ifdef _WIN32
|
|
#define NAPI_EXTERN __declspec(dllexport)
|
|
#define NAPI_CDECL __cdecl
|
|
#else
|
|
#define NAPI_EXTERN __attribute__((visibility("default")))
|
|
#define NAPI_CDECL
|
|
#endif
|
|
|
|
NAPI_EXTERN void NAPI_CDECL
|
|
napi_module_register(napi_module* mod);
|
|
|
|
#if defined(_MSC_VER)
|
|
#if defined(__cplusplus)
|
|
#define NAPI_C_CTOR(fn) \
|
|
static void NAPI_CDECL fn(void); \
|
|
namespace { \
|
|
struct fn##_ { \
|
|
fn##_() { fn(); } \
|
|
} fn##_v_; \
|
|
} \
|
|
static void NAPI_CDECL fn(void)
|
|
#else // !defined(__cplusplus)
|
|
#pragma section(".CRT$XCU", read)
|
|
// The NAPI_C_CTOR macro defines a function fn that is called during CRT
|
|
// initialization.
|
|
// C does not support dynamic initialization of static variables and this code
|
|
// simulates C++ behavior. Exporting the function pointer prevents it from being
|
|
// optimized. See for details:
|
|
// https://docs.microsoft.com/en-us/cpp/c-runtime-library/crt-initialization?view=msvc-170
|
|
#define NAPI_C_CTOR(fn) \
|
|
static void NAPI_CDECL fn(void); \
|
|
__declspec(dllexport, allocate(".CRT$XCU")) void(NAPI_CDECL * fn##_)(void) = \
|
|
fn; \
|
|
static void NAPI_CDECL fn(void)
|
|
#endif // defined(__cplusplus)
|
|
#else
|
|
#define NAPI_C_CTOR(fn) \
|
|
static void fn(void) __attribute__((constructor)); \
|
|
static void fn(void)
|
|
#endif
|
|
|
|
#define NAPI_MODULE_TEST(modname, regfunc) \
|
|
static napi_module _module = { \
|
|
1, \
|
|
0, \
|
|
__FILE__, \
|
|
regfunc, \
|
|
#modname, \
|
|
0, \
|
|
{0}, \
|
|
}; \
|
|
NAPI_C_CTOR(_register_##modname) { napi_module_register(&_module); } \
|
|
|
|
void* init(void* env __attribute__((unused)), void* exports) {
|
|
return exports;
|
|
}
|
|
|
|
NAPI_MODULE_TEST(TEST_NAPI_MODULE_NAME, init)
|