C++ duk_safe_call函数代码示例

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本文整理汇总了C++中duk_safe_call函数的典型用法代码示例。如果您正苦于以下问题：C++ duk_safe_call函数的具体用法？C++ duk_safe_call怎么用？C++ duk_safe_call使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了duk_safe_call函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: sjs_vm_eval_code

DUK_EXTERNAL int sjs_vm_eval_code(const sjs_vm_t* vm, const char* filename, const char* code, size_t len, FILE* foutput, FILE* ferror) {
    int r;

    assert(vm);
    duk_context* ctx = vm->ctx;

    duk_push_pointer(ctx, (void *) code);
    duk_push_uint(ctx, len);
    duk_push_string(ctx, filename);

    r = duk_safe_call(ctx, sjs__compile_execute, 3 /*nargs*/, 1 /*nret*/);
    if (r != DUK_EXEC_SUCCESS) {
        if (ferror) {
            duk_safe_call(ctx, sjs__get_error_stack, 1 /*nargs*/, 1 /*nrets*/);
            fprintf(ferror, "%s\n", duk_safe_to_string(ctx, -1));
            fflush(ferror);
        }
    } else {
        if (foutput) {
            fprintf(foutput, "= %s\n", duk_safe_to_string(ctx, -1));
            fflush(foutput);
        }
    }

    duk_pop(ctx);
    return r;
}

开发者ID:cjihrig，项目名称:sjs，代码行数:27，代码来源:vm.c

示例2: test

void test(duk_context *ctx) {
	int rc;

	rc = duk_safe_call(ctx, test_1, 0, 1);
	printf("rc=%d, result=%s\n", rc, duk_to_string(ctx, -1));
	duk_pop(ctx);

	rc = duk_safe_call(ctx, test_2, 0, 1);
	printf("rc=%d, result=%s\n", rc, duk_to_string(ctx, -1));
	duk_pop(ctx);
}

开发者ID:andoma，项目名称:duktape，代码行数:11，代码来源:test-bug-set-top-wrap.c

示例3: test

void test(duk_context *ctx) {
	int rc;

	rc = duk_safe_call(ctx, test_1, 0, 1, DUK_INVALID_INDEX);
	printf("rc=%d, result='%s'\n", rc, duk_to_string(ctx, -1));
	duk_pop(ctx);

	rc = duk_safe_call(ctx, test_2, 0, 1, DUK_INVALID_INDEX);
	printf("rc=%d, result='%s'\n", rc, duk_to_string(ctx, -1));
	duk_pop(ctx);
}

开发者ID:BpLife，项目名称:duktape，代码行数:11，代码来源:test-call.c

示例4: test_2a

static duk_ret_t test_2a(duk_context *ctx, void *udata) {
	(void) udata;

	/* Test first with nothing on stack index -3. */
	duk_safe_call(ctx, test__null, NULL, 0, 1); printf("%s\n", duk_safe_to_string(ctx, 0));
	duk_pop(ctx);

	duk_set_top(ctx, 0); duk_push_undefined(ctx); test__require_calls(ctx);
	duk_set_top(ctx, 0); duk_push_null(ctx); test__require_calls(ctx);
	duk_set_top(ctx, 0); duk_push_true(ctx); test__require_calls(ctx);
	duk_set_top(ctx, 0); duk_push_false(ctx); test__require_calls(ctx);
	duk_set_top(ctx, 0); duk_push_number(ctx, 123.0); test__require_calls(ctx);
	duk_set_top(ctx, 0); duk_push_string(ctx, "foo\x00" "bar"); test__require_calls(ctx);
	duk_set_top(ctx, 0); duk_push_fixed_buffer(ctx, 16); test__require_calls(ctx);
	duk_set_top(ctx, 0); duk_push_pointer(ctx, NULL); test__require_calls(ctx);
	duk_set_top(ctx, 0); duk_push_pointer(ctx, (void *) 0xdeadbeefUL); test__require_calls(ctx);
	duk_set_top(ctx, 0); duk_push_object(ctx); test__require_calls(ctx);
	duk_set_top(ctx, 0); duk_push_array(ctx); test__require_calls(ctx);
	duk_set_top(ctx, 0); duk_push_c_function(ctx, dummy_func, 0); test__require_calls(ctx);
	duk_set_top(ctx, 0); duk_push_c_lightfunc(ctx, dummy_func, 0, 0, 0); test__require_calls(ctx);
	duk_set_top(ctx, 0); duk_eval_string(ctx, "(function dummy(){})"); test__require_calls(ctx);
	duk_set_top(ctx, 0); duk_push_thread(ctx); test__require_calls(ctx);

	printf("done\n");
	return 0;
}

开发者ID:fatcerberus，项目名称:duktape，代码行数:26，代码来源:test-dev-api-verbose-error-messages-gh441.c

示例5: test_error_augment

static duk_ret_t test_error_augment(duk_context *ctx, void *udata) {
	duk_int_t ret;

	(void) udata;

	prep(ctx);

	/* This case is a bit tricky.  There used to be a problem where the
	 * error augmentation process itself failed when checking whether or
	 * not the throw value inherited from Error.  This has now been fixed
	 * and the error value no longer gets augmented and is thrown correctly.
	 *
	 * The TEST_SAFE_CALL() wrapper uses duk_safe_to_string() to coerce
	 * the throw result.  Since the object doesn't have a toString()
	 * function, this coercion will fail and generate a prototype loop
	 * error!
	 *
	 * So, use a separate duk_safe_call() wrapping here to ensure we treat
	 * the final result value carefully.  We print out 'foo' to be sure
	 * the correct value was thrown.
	 */

	duk_dup(ctx, 0);
	ret = duk_safe_call(ctx, augment_raw, NULL, 0 /*nargs*/, 1 /*nrets*/);
	printf("ret=%d\n", (int) ret);
	duk_get_prop_string(ctx, -1, "foo");
	printf("throw value .foo=%d\n", duk_get_int(ctx, -1));
	duk_pop_2(ctx);

	return 0;
}

开发者ID:GarethNelson，项目名称:duktape，代码行数:31，代码来源:test-dev-prototype-loop.c

示例6: test_basic

static duk_ret_t test_basic(duk_context *ctx, void *udata) {
	duk_idx_t i, n;
	duk_int_t rc;

	(void) udata;

	duk_push_undefined(ctx);
	duk_push_null(ctx);
	duk_push_true(ctx);
	duk_push_false(ctx);
	duk_push_string(ctx, "foo");
	duk_push_int(ctx, 123);
	duk_push_object(ctx);
	duk_push_pointer(ctx, (void *) NULL);
	duk_push_pointer(ctx, (void *) 0xdeadbeefUL);

	n = duk_get_top(ctx);
	printf("top: %ld\n", (long) n);
	for (i = 0; i <= n; i++) {
		rc = duk_safe_call(ctx, safe_helper, (void *) i, 0, 1);
		if (rc != DUK_EXEC_SUCCESS) {
			printf("index %ld: %s\n", (long) i, duk_safe_to_string(ctx, -1));
		}
		duk_pop(ctx);
	}

	printf("final top: %ld\n", (long) duk_get_top(ctx));
	return 0;
}

开发者ID:fatcerberus，项目名称:duktape，代码行数:29，代码来源:test-opt-pointer.c

示例7: test

void test(duk_context *ctx) {
	duk_context *new_ctx;

	new_ctx = duk_create_heap(NULL, NULL, NULL, NULL, my_fatal_handler);
	duk_safe_call(new_ctx, my_func, NULL, 0, 1);
	printf("duk_safe_call() returned, should not happen\n");
}

开发者ID:fatcerberus，项目名称:duktape，代码行数:7，代码来源:test-fatal-return.c

示例8: handle_eval

static int handle_eval(duk_context *ctx, const char *code) {
	int rc;
	int retval = -1;

	duk_push_pointer(ctx, (void *) code);
	duk_push_uint(ctx, (duk_uint_t) strlen(code));
	duk_push_string(ctx, "eval");

	interactive_mode = 0;  /* global */

	rc = duk_safe_call(ctx, wrapped_compile_execute, 3 /*nargs*/, 1 /*nret*/);

#if defined(DUK_CMDLINE_AJSHEAP)
	ajsheap_clear_exec_timeout();
#endif

	if (rc != DUK_EXEC_SUCCESS) {
		print_pop_error(ctx, stderr);
	} else {
		duk_pop(ctx);
		retval = 0;
	}

	return retval;
}

开发者ID:illjs，项目名称:dukmill，代码行数:25，代码来源:dm.c

示例9: print_pop_error

			/* in interactive mode, write to stdout */
			print_pop_error(ctx, stdout);
			retval = -1;  /* an error 'taints' the execution */
		} else {
			duk_pop(ctx);
		}
	}

 done:
	if (buffer) {
		free(buffer);
		buffer = NULL;
	}

	return retval;
}
#else  /* NO_READLINE */
static int handle_interactive(duk_context *ctx) {
	const char *prompt = "duk> ";
	char *buffer = NULL;
	int retval = 0;
	int rc;

	duk_eval_string(ctx, GREET_CODE(""));
	duk_pop(ctx);

	/*
	 *  Note: using readline leads to valgrind-reported leaks inside
	 *  readline itself.  Execute code from an input file (and not
	 *  through stdin) for clean valgrind runs.
	 */

	rl_initialize();

	for (;;) {
		if (buffer) {
			free(buffer);
			buffer = NULL;
		}

		buffer = readline(prompt);
		if (!buffer) {
			break;
		}

		if (buffer && buffer[0] != (char) 0) {
			add_history(buffer);
		}

		duk_push_lstring(ctx, buffer, strlen(buffer));
		duk_push_string(ctx, "input");

		if (buffer) {
			free(buffer);
			buffer = NULL;
		}

		interactive_mode = 1;  /* global */

		rc = duk_safe_call(ctx, wrapped_compile_execute, 2 /*nargs*/, 1 /*nret*/);
		if (rc != DUK_EXEC_SUCCESS) {
			/* in interactive mode, write to stdout */
			print_pop_error(ctx, stdout);
			retval = -1;  /* an error 'taints' the execution */
		} else {
			duk_pop(ctx);
		}
	}

	if (buffer) {
		free(buffer);
		buffer = NULL;
	}

	return retval;
}

开发者ID:LaszloLango，项目名称:duktape，代码行数:76，代码来源:duk_cmdline.c

示例10: duk_module_node_peval_main

/* Load a module as the 'main' module. */
duk_ret_t duk_module_node_peval_main(duk_context *ctx, const char *path) {
	/*
	 *  Stack: [ ... source ]
	 */

	duk__push_module_object(ctx, path, 1 /*main*/);
	/* [ ... source module ] */

	duk_dup(ctx, 0);
	/* [ ... source module source ] */

#if DUK_VERSION >= 19999
	return duk_safe_call(ctx, duk__eval_module_source, NULL, 2, 1);
#else
	return duk_safe_call(ctx, duk__eval_module_source, 2, 1);
#endif
}

开发者ID:GarethNelson，项目名称:duktape，代码行数:18，代码来源:duk_module_node.c

示例11: sjs_vm_eval_code

DUK_EXTERNAL int sjs_vm_eval_code(const sjs_vm_t* vm,
                                  const char* filename,
                                  const char* code,
                                  size_t len,
                                  FILE* foutput,
                                  FILE* ferror,
                                  bool use_strict) {
    int r;

    assert(vm);
    duk_context* ctx = vm->ctx;

    duk_push_boolean(ctx, use_strict);
    duk_push_pointer(ctx, (void *) code);
    duk_push_uint(ctx, len);
    duk_push_string(ctx, filename);

    r = duk_safe_call(ctx, sjs__compile_execute, 4 /*nargs*/, 1 /*nret*/);
    if (r != DUK_EXEC_SUCCESS) {
        if (ferror) {
            duk_safe_call(ctx, sjs__get_error_stack, 1 /*nargs*/, 1 /*nrets*/);
            fprintf(ferror, "%s\n", duk_safe_to_string(ctx, -1));
            fflush(ferror);
        }
    } else {
        if (foutput) {
            /* TODO: make this optional with a parameter? */
            /* beautify output */
            duk_eval_string(ctx, "(function (v) {\n"
                                 "    try {\n"
                                 "        return Duktape.enc('jx', v, null, 4);\n"
                                 "    } catch (e) {\n"
                                 "        return String(v);\n"
                                 "    }\n"
                                 "})");
            duk_insert(ctx, -2);
            duk_call(ctx, 1);

            fprintf(foutput, "= %s\n", duk_safe_to_string(ctx, -1));
            fflush(foutput);
        }
    }

    duk_pop(ctx);
    return r;
}

开发者ID:joegen，项目名称:sjs，代码行数:46，代码来源:vm.c

示例12: handle_fh

static int handle_fh(duk_context *ctx, FILE *f, const char *filename, const char *bytecode_filename) {
	char *buf = NULL;
	int len;
	size_t got;
	int rc;
	int retval = -1;

	if (fseek(f, 0, SEEK_END) < 0) {
		goto error;
	}
	len = (int) ftell(f);
	if (fseek(f, 0, SEEK_SET) < 0) {
		goto error;
	}
	buf = (char *) malloc(len);
	if (!buf) {
		goto error;
	}

	got = fread((void *) buf, (size_t) 1, (size_t) len, f);

	duk_push_string(ctx, bytecode_filename);
	duk_push_pointer(ctx, (void *) buf);
	duk_push_uint(ctx, (duk_uint_t) got);
	duk_push_string(ctx, filename);

	interactive_mode = 0;  /* global */

	rc = duk_safe_call(ctx, wrapped_compile_execute, 4 /*nargs*/, 1 /*nret*/);

#if defined(DUK_CMDLINE_AJSHEAP)
	ajsheap_clear_exec_timeout();
#endif

	free(buf);
	buf = NULL;

	if (rc != DUK_EXEC_SUCCESS) {
		print_pop_error(ctx, stderr);
		goto error;
	} else {
		duk_pop(ctx);
		retval = 0;
	}
	/* fall thru */

 cleanup:
	if (buf) {
		free(buf);
	}
	return retval;

 error:
	fprintf(stderr, "error in executing file %s\n", filename);
	fflush(stderr);
	goto cleanup;
}

开发者ID:liaoyuanhuo，项目名称:duktape，代码行数:57，代码来源:duk_cmdline.c

示例13: test_basic

static duk_ret_t test_basic(duk_context *ctx, void *udata) {
	duk_idx_t i, n;
	duk_int_t rc;

	(void) udata;

	duk_push_undefined(ctx);
	duk_push_null(ctx);
	duk_push_true(ctx);
	duk_push_false(ctx);
	duk_push_string(ctx, "");
	duk_push_string(ctx, "foo");
	duk_push_int(ctx, 123);
	duk_push_object(ctx);
	duk_push_fixed_buffer(ctx, 0);
	duk_push_fixed_buffer(ctx, 1024);
	duk_push_dynamic_buffer(ctx, 0);
	duk_push_dynamic_buffer(ctx, 2048);
	duk_eval_string(ctx, "(function () { return new ArrayBuffer(16); })()");
	duk_eval_string(ctx, "(function () { return new Uint32Array(16); })()");
	duk_eval_string(ctx, "(function () { return new DataView(new ArrayBuffer(16)); })()");
	duk_eval_string(ctx, "(function () { return new Uint32Array(16).subarray(3, 6); })()");
	duk_eval_string(ctx, "(function () { return new Buffer('ABCDEFGH'); })()");
	duk_eval_string(ctx, "(function () { return new Buffer('ABCDEFGH').slice(3, 6); })()");

	n = duk_get_top(ctx);
	printf("top: %ld\n", (long) n);
	for (i = 0; i <= n; i++) {
		rc = duk_safe_call(ctx, safe_helper1, (void *) i, 0, 1);
		if (rc != DUK_EXEC_SUCCESS) {
			printf("index %ld: %s\n", (long) i, duk_safe_to_string(ctx, -1));
		}
		duk_pop(ctx);

		rc = duk_safe_call(ctx, safe_helper2, (void *) i, 0, 1);
		if (rc != DUK_EXEC_SUCCESS) {
			printf("index %ld: %s\n", (long) i, duk_safe_to_string(ctx, -1));
		}
		duk_pop(ctx);
	}

	printf("final top: %ld\n", (long) duk_get_top(ctx));
	return 0;
}

开发者ID:fatcerberus，项目名称:duktape，代码行数:44，代码来源:test-opt-buffer.c

示例14: duk_hobject_run_finalizer

DUK_INTERNAL void duk_hobject_run_finalizer(duk_hthread *thr, duk_hobject *obj) {
	duk_context *ctx = (duk_context *) thr;
	duk_ret_t rc;
#if defined(DUK_USE_ASSERTIONS)
	duk_idx_t entry_top;
#endif

	DUK_DDD(DUK_DDDPRINT("running object finalizer for object: %p", (void *) obj));

	DUK_ASSERT(thr != NULL);
	DUK_ASSERT(ctx != NULL);
	DUK_ASSERT(obj != NULL);
	DUK_ASSERT_VALSTACK_SPACE(thr, 1);

#if defined(DUK_USE_ASSERTIONS)
	entry_top = duk_get_top(ctx);
#endif
	/*
	 *  Get and call the finalizer.  All of this must be wrapped
	 *  in a protected call, because even getting the finalizer
	 *  may trigger an error (getter may throw one, for instance).
	 */

	DUK_ASSERT(!DUK_HEAPHDR_HAS_READONLY((duk_heaphdr *) obj));
	if (DUK_HEAPHDR_HAS_FINALIZED((duk_heaphdr *) obj)) {
		DUK_D(DUK_DPRINT("object already finalized, avoid running finalizer twice: %!O", obj));
		return;
	}
	DUK_HEAPHDR_SET_FINALIZED((duk_heaphdr *) obj);  /* ensure never re-entered until rescue cycle complete */
	if (DUK_HOBJECT_HAS_EXOTIC_PROXYOBJ(obj)) {
		/* This shouldn't happen; call sites should avoid looking up
		 * _Finalizer "through" a Proxy, but ignore if we come here
		 * with a Proxy to avoid finalizer re-entry.
		 */
		DUK_D(DUK_DPRINT("object is a proxy, skip finalizer call"));
		return;
	}

	/* XXX: use a NULL error handler for the finalizer call? */

	DUK_DDD(DUK_DDDPRINT("-> finalizer found, calling wrapped finalize helper"));
	duk_push_hobject(ctx, obj);  /* this also increases refcount by one */
	rc = duk_safe_call(ctx, duk__finalize_helper, NULL /*udata*/, 0 /*nargs*/, 1 /*nrets*/);  /* -> [... obj retval/error] */
	DUK_ASSERT_TOP(ctx, entry_top + 2);  /* duk_safe_call discipline */

	if (rc != DUK_EXEC_SUCCESS) {
		/* Note: we ask for one return value from duk_safe_call to get this
		 * error debugging here.
		 */
		DUK_D(DUK_DPRINT("wrapped finalizer call failed for object %p (ignored); error: %!T",
		                 (void *) obj, (duk_tval *) duk_get_tval(ctx, -1)));
	}
	duk_pop_2(ctx);  /* -> [...] */

	DUK_ASSERT_TOP(ctx, entry_top);
}

开发者ID:harold-b，项目名称:duktape，代码行数:56，代码来源:duk_hobject_finalizer.c

示例15: print_error

/* Print error to stderr and pop error. */
static void print_error(duk_context *ctx, FILE *f) {
	/* Print error objects with a stack trace specially.
	 * Note that getting the stack trace may throw an error
	 * so this also needs to be safe call wrapped.
	 */
	(void) duk_safe_call(ctx, get_stack_raw, 1 /*nargs*/, 1 /*nrets*/);
	fprintf(f, "%s\n", duk_safe_to_string(ctx, -1));
	fflush(f);
	duk_pop(ctx);
}

开发者ID:jelaas，项目名称:sysjs，代码行数:11，代码来源:sysjs.c

示例16: main

int main(int argc, char *argv[]) {
	/**(uint32_t *)0x40023830 |= 0x8;
	*(uint32_t *)0x40020C00 |= 0x55000000;
	*(uint32_t *)0x40020C14  = 0x00000000;
	while(1) {
		*(uint32_t *)0x40020C14  = 0x00000000;
		delay();
		*(uint32_t *)0x40020C14  = 0x00008000;
		delay();
	}
	duk_context *ctx = duk_create_heap_default();
	duk_eval_string(ctx, "'Hello world!'");
	duk_destroy_heap(ctx);
	*/

	*(uint32_t *)0x40023830 |= 0x8;
	*(uint32_t *)0x40020C00 |= 0x55000000;
	*(uint32_t *)0x40020C14  = 0x00000000;
	ctx = duk_create_heap_default();
	duk_push_global_object(ctx);
	duk_push_c_function(ctx, LED_Toggle, DUK_VARARGS);
    duk_put_prop_string(ctx, -2, "LED_Toggle");
	duk_push_string(ctx, "blink = function() { LED_Toggle(); };");
	duk_safe_call(ctx, safeEval, 1, 1);
	
	while (1)
	{
		duk_push_global_object(ctx);
		duk_get_prop_string(ctx, -1, "blink");
		duk_push_string(ctx, "0");
		duk_safe_call(ctx, safeCall, 1, 0);
		duk_pop_2(ctx);
		//for(volatile int i = 0; i < 100000; i++);
		//delay();
	}

	return 0;
}

开发者ID:Catethysis，项目名称:stm32js，代码行数:38，代码来源:main.c

示例17: handle_fh

int handle_fh(duk_context *ctx, FILE *f, const char *filename) {
	char *buf = NULL;
	int len;
	int got;
	int rc;
	int retval = -1;

	if (fseek(f, 0, SEEK_END) < 0) {
		goto error;
	}
	len = (int) ftell(f);
	if (fseek(f, 0, SEEK_SET) < 0) {
		goto error;
	}
	buf = (char *) malloc(len);
	if (!buf) {
		goto error;
	}

	got = fread((void *) buf, (size_t) 1, (size_t) len, f);

	duk_push_lstring(ctx, buf, got);
	duk_push_string(ctx, filename);

	free(buf);
	buf = NULL;

	interactive_mode = 0;  /* global */

	rc = duk_safe_call(ctx, wrapped_compile_execute, 2 /*nargs*/, 1 /*nret*/);
	if (rc != DUK_EXEC_SUCCESS) {
		print_error(ctx, stderr);
		goto error;
	} else {
		duk_pop(ctx);
		retval = 0;
	}
	/* fall thru */

 cleanup:
	if (buf) {
		free(buf);
	}
	return retval;

 error:
	fprintf(stderr, "error in reading input from file %s\n", filename);
	fflush(stderr);
	goto cleanup;
}

开发者ID:rockybars，项目名称:duktape，代码行数:50，代码来源:duk_cmdline.c

示例18: test

void test(duk_context *ctx) {
	int rc;

	rc = duk_safe_call(ctx, test_1, 0, 1, DUK_INVALID_INDEX);
	printf("rc=%d -> %s\n", rc, duk_to_string(ctx, -1));
	duk_pop(ctx);

	/* FIXME: printing the specific error is currently fragile
	 * because it includes a tag number.
	 */

	rc = duk_safe_call(ctx, test_2, 0, 1, DUK_INVALID_INDEX);
	printf("rc=%d -> %s\n", rc, duk_to_string(ctx, -1));
	duk_pop(ctx);

	rc = duk_safe_call(ctx, test_3, 0, 1, DUK_INVALID_INDEX);
	printf("rc=%d -> %s\n", rc, duk_to_string(ctx, -1));
	duk_pop(ctx);

	rc = duk_safe_call(ctx, test_4, 0, 1, DUK_INVALID_INDEX);
	printf("rc=%d -> %s\n", rc, duk_to_string(ctx, -1));
	duk_pop(ctx);
}

开发者ID:BpLife，项目名称:duktape，代码行数:23，代码来源:test-require-context.c

示例19: empty_helper

static duk_ret_t empty_helper(duk_context *ctx, duk_safe_call_function target_func) {
	duk_int_t rc;

	rc = duk_safe_call(ctx, target_func, NULL, 0, 1);
	(void) rc;

	duk_eval_string(ctx, "(function (e) { print(e.fileName, e.lineNumber); if (PRINT_STACK) { print(e.stack); } })");
	duk_dup(ctx, -2);
	duk_call(ctx, 1);
	duk_pop(ctx);

	printf("final top: %ld\n", (long) duk_get_top(ctx));
	return 0;
}

开发者ID:GarethNelson，项目名称:duktape，代码行数:14，代码来源:test-dev-error-fileline-blame-gh455.c

示例20: duk__compact_object_list

DUK_LOCAL void duk__compact_object_list(duk_heap *heap, duk_hthread *thr, duk_heaphdr *start, duk_size_t *p_count_check, duk_size_t *p_count_compact, duk_size_t *p_count_bytes_saved) {
#else
DUK_LOCAL void duk__compact_object_list(duk_heap *heap, duk_hthread *thr, duk_heaphdr *start) {
#endif
	duk_heaphdr *curr;
#if defined(DUK_USE_DEBUG)
	duk_size_t old_size, new_size;
#endif
	duk_hobject *obj;

	DUK_UNREF(heap);

	curr = start;
	while (curr) {
		DUK_DDD(DUK_DDDPRINT("mark-and-sweep compact: %p", (void *) curr));

		if (DUK_HEAPHDR_GET_TYPE(curr) != DUK_HTYPE_OBJECT) {
			goto next;
		}
		obj = (duk_hobject *) curr;

#if defined(DUK_USE_DEBUG)
		old_size = DUK_HOBJECT_P_COMPUTE_SIZE(DUK_HOBJECT_GET_ESIZE(obj),
		                                      DUK_HOBJECT_GET_ASIZE(obj),
		                                      DUK_HOBJECT_GET_HSIZE(obj));
#endif

		DUK_DD(DUK_DDPRINT("compact object: %p", (void *) obj));
		duk_push_hobject((duk_context *) thr, obj);
		/* XXX: disable error handlers for duration of compaction? */
		duk_safe_call((duk_context *) thr, duk__protected_compact_object, NULL, 1, 0);

#if defined(DUK_USE_DEBUG)
		new_size = DUK_HOBJECT_P_COMPUTE_SIZE(DUK_HOBJECT_GET_ESIZE(obj),
		                                      DUK_HOBJECT_GET_ASIZE(obj),
		                                      DUK_HOBJECT_GET_HSIZE(obj));
#endif

#if defined(DUK_USE_DEBUG)
		(*p_count_compact)++;
		(*p_count_bytes_saved) += (duk_size_t) (old_size - new_size);
#endif

	 next:
		curr = DUK_HEAPHDR_GET_NEXT(heap, curr);
#if defined(DUK_USE_DEBUG)
		(*p_count_check)++;
#endif
	}
}

开发者ID:harold-b，项目名称:duktape，代码行数:50，代码来源:duk_heap_markandsweep.c

注：本文中的duk_safe_call函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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C++ duk_safe_call函数代码示例

示例1: sjs_vm_eval_code

示例2: test

示例3: test

示例4: test_2a

示例5: test_error_augment

示例6: test_basic

示例7: test

示例8: handle_eval

示例9: print_pop_error

示例10: duk_module_node_peval_main

示例11: sjs_vm_eval_code

示例12: handle_fh

示例13: test_basic

示例14: duk_hobject_run_finalizer

示例15: print_error

示例16: main

示例17: handle_fh

示例18: test

示例19: empty_helper

示例20: duk__compact_object_list

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