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Python extension sample. (#1123)

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This commit is contained in:
Nikolay Igotti
2017-12-08 12:38:19 +03:00
committed by GitHub
parent 0d082d6730
commit 93a3444a70
9 changed files with 341 additions and 11 deletions
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backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/CAdapterGenerator.kt
+11 -10
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@@ -208,7 +208,7 @@ private class ExportedElement(val kind: ElementKind,
fun makeClassDeclaration(): String {
assert(isClass)
return "extern \"C\" ${owner.prefix}_KType* $cname();"
return "extern \"C\" ${owner.prefix}_KType* $cname(void);"
}
private fun translateArgument(name: String, clazz: ClassDescriptor, direction: Direction,
@@ -366,7 +366,7 @@ internal class CAdapterGenerator(val context: Context,
element.isFunction ->
output(element.makeFunctionPointerString(), indent)
element.isClass ->
output("${prefix}_KType* (*_type)();", indent)
output("${prefix}_KType* (*_type)(void);", indent)
// TODO: handle properties.
}
}
@@ -455,7 +455,7 @@ internal class CAdapterGenerator(val context: Context,
output("typedef struct {")
output("/* Service functions. */", 1)
output("void (*DisposeStablePointer)(${prefix}_KNativePtr ptr);", 1)
output("void (*DisposeString)(char* string);", 1)
output("void (*DisposeString)(const char* string);", 1)
output("${prefix}_KBoolean (*IsInstance)(${prefix}_KNativePtr ref, const ${prefix}_KType* type);", 1)
output("")
@@ -463,7 +463,7 @@ internal class CAdapterGenerator(val context: Context,
makeScopeDefinitions(top, DefinitionKind.C_HEADER_STRUCT, 1)
output("} ${prefix}_ExportedSymbols;")
output("extern ${prefix}_ExportedSymbols* ${prefix}_symbols();")
output("extern ${prefix}_ExportedSymbols* ${prefix}_symbols(void);")
output("""
#ifdef __cplusplus
} /* extern "C" */
@@ -490,7 +490,7 @@ internal class CAdapterGenerator(val context: Context,
|#define RUNTIME_NOTHROW __attribute__((nothrow))
|#define RUNTIME_USED __attribute__((used))
|
|void SetRef(KObjHeader**, const KObjHeader*) RUNTIME_NOTHROW;
|extern "C" {
|void UpdateRef(KObjHeader**, const KObjHeader*) RUNTIME_NOTHROW;
|KObjHeader* AllocInstance(const KTypeInfo*, KObjHeader**) RUNTIME_NOTHROW;
|KObjHeader* DerefStablePointer(void*, KObjHeader**) RUNTIME_NOTHROW;
@@ -502,12 +502,13 @@ internal class CAdapterGenerator(val context: Context,
|KObjHeader* CreateStringFromCString(const char*, KObjHeader**);
|char* CreateCStringFromString(const KObjHeader*);
|void DisposeCString(char* cstring);
|} // extern "C"
|
|class KObjHolder {
|public:
| KObjHolder() : obj_(nullptr) {}
| explicit KObjHolder(const KObjHeader* obj) {
| SetRef(&obj_, obj);
| explicit KObjHolder(const KObjHeader* obj) : obj_(nullptr) {
| UpdateRef(&obj_, obj);
| }
| ~KObjHolder() {
| UpdateRef(&obj_, nullptr);
@@ -520,8 +521,8 @@ internal class CAdapterGenerator(val context: Context,
|static void DisposeStablePointerImpl(${prefix}_KNativePtr ptr) {
| DisposeStablePointer(ptr);
|}
|static void DisposeStringImpl(char* ptr) {
| DisposeCString(ptr);
|static void DisposeStringImpl(const char* ptr) {
| DisposeCString((char*)ptr);
|}
|static ${prefix}_KBoolean IsInstanceImpl(${prefix}_KNativePtr ref, const ${prefix}_KType* type) {
| KObjHolder holder;
@@ -535,7 +536,7 @@ internal class CAdapterGenerator(val context: Context,
output(".IsInstance = IsInstanceImpl,", 1)
makeScopeDefinitions(top, DefinitionKind.C_SOURCE_STRUCT, 1)
output("};")
output("RUNTIME_USED ${prefix}_ExportedSymbols* ${prefix}_symbols() { return &__konan_symbols;}")
output("RUNTIME_USED ${prefix}_ExportedSymbols* ${prefix}_symbols(void) { return &__konan_symbols;}")
outputStreamWriter.close()
}