Change wasm call method

c/Makefile

@@ -70,7 +70,7 @@ clean:
 
 dist/c-lib.wasm: build/lib.c
 	@mkdir -p dist
-	@emcc build/lib.c -Wl,--whole-archive -DUNITY_END -O$(O) -s EXPORTED_RUNTIME_METHODS="['UTF8ToString']" -o dist/c-lib.mjs
+	@emcc build/lib.c -Wl,--whole-archive -DUNITY_END -O$(O) -s EXPORTED_RUNTIME_METHODS="['ccall']" -o dist/c-lib.mjs
 
 build/lib.c: ../LICENSE
 	@mkdir -p build

cplusplus/Makefile

@@ -62,7 +62,7 @@ clean:
 
 dist/cp-lib.wasm: build/lib.cpp
 	@mkdir -p dist
-	@emcc build/lib.cpp -Wl,--whole-archive -DUNITY_END -O$(O) -s EXPORTED_RUNTIME_METHODS="['UTF8ToString']" -o dist/cp-lib.mjs
+	@emcc build/lib.cpp -Wl,--whole-archive -DUNITY_END -O$(O) -s EXPORTED_RUNTIME_METHODS="['ccall']" -o dist/cp-lib.mjs
 
 build/lib.cpp: ../LICENSE
 	@mkdir -p build

docs/_static/test-c.html

@@ -20,19 +20,15 @@
           for (let p = 1; p < 10000; p++) {
             if ([12, ].includes(p)) continue;
             const formattedQuestion = `${p}`.padStart(4, '0');
-            const func = wasm[`_p${formattedQuestion}`];
-            if (func === undefined) continue;
+            if (wasm[`_p${formattedQuestion}`] === undefined) continue;
             let expected = get_js_answer(p);
             if (typeof expected === 'bigint') {
               expected = Number(expected);
             }
             describe(`run test ${p}`, function() {
               this.timeout(Infinity);
               it(`should return ${expected}`, () => {
-                let answer = func();
-                if (typeof expected === 'string') {
-                  answer = wasm.UTF8ToString(answer);
-                }
+                let answer = wasm.ccall(`p${formattedQuestion}`, typeof expected, [], []);
                 console.log(p, answer, expected);
                 if (answer !== expected) {
                   throw new Error();