@SuppressWarnings("static-access")
protected Declaration outputConstant(
String name,
Pair<Expression, TypeRef> x,
Signatures signatures,
Element element,
String elementTypeDescription,
Identifier libraryClassName,
boolean addFileComment,
boolean signalErrors,
boolean forceInteger,
boolean alreadyConverted)
throws UnsupportedConversionException {
try {
if (result.typeConverter.isJavaKeyword(name))
throw new UnsupportedConversionException(
element, "The name '" + name + "' is invalid for a Java field.");
Pair<Expression, TypeRef> converted =
alreadyConverted
? x
: result.typeConverter.convertExpressionToJava(x.getFirst(), libraryClassName, true);
// TypeRef tr = result.typeConverter.inferJavaType(converted);
JavaPrim prim = result.typeConverter.getPrimitive(converted.getValue(), libraryClassName);
if (forceInteger && prim == JavaPrim.Boolean) {
prim = JavaPrim.Int;
// tr = typeRef("int");
converted =
pair(
expr("true".equals(String.valueOf(converted.toString())) ? 1 : 0),
typeRef(Integer.TYPE));
}
if ((prim == null || converted.getValue() == null) && signalErrors) {
if (result.config.limitComments) return null;
return new EmptyDeclaration("Failed to infer type of " + converted);
} else if (prim != JavaPrim.Void && converted.getValue() != null) {
// if (prim == JavaPrim.Int)
// tr = typeRef("long");
if (signatures.addVariable(name)) {
String t = converted.toString();
if (t.contains("sizeof")) {
converted =
alreadyConverted
? x
: result.typeConverter.convertExpressionToJava(
x.getFirst(), libraryClassName, false);
}
// TypeRef tr = new TypeRef.SimpleTypeRef(result.typeConverter.typeToJNA(type, vs,
// TypeConversion.TypeConversionMode.FieldType, callerLibraryClass));
TypeRef tr = converted.getValue();
Expression value = converted.getFirst();
if (result.config.castConstants) {
if (!(value instanceof Constant) && !(value instanceof VariableRef))
value.setParenthesis(true);
value = new Cast(tr, value);
}
Declaration declaration = new VariablesDeclaration(tr, new DirectDeclarator(name, value));
declaration.addModifiers(ModifierType.Public, ModifierType.Static, ModifierType.Final);
if (!result.config.noComments)
declaration.importComments(
element, addFileComment ? getFileCommentContent(element) : null);
return declaration;
}
}
return skipDeclaration(element, elementTypeDescription);
} catch (UnsupportedConversionException e) {
return skipDeclaration(element, elementTypeDescription, e.toString());
}
}
protected List<EnumItemResult> getEnumValuesAndCommentsByName(
Enum e, Signatures signatures, Identifier libraryClassName) {
List<EnumItemResult> ret = new ArrayList<EnumItemResult>();
Integer lastAdditiveValue = null;
Expression lastRefValue = null;
boolean failedOnceForThisEnum = false;
for (com.ochafik.lang.jnaerator.parser.Enum.EnumItem item : e.getItems()) {
EnumItemResult res = new EnumItemResult();
res.originalItem = item;
try {
if (item.getArguments().isEmpty()) {
// no explicit value
if (lastRefValue == null) {
if (lastAdditiveValue != null) {
lastAdditiveValue++;
res.unconvertedValue = expr(lastAdditiveValue);
} else {
if (item == e.getItems().get(0)) {
lastAdditiveValue = 0;
res.unconvertedValue = expr(lastAdditiveValue);
} else res.unconvertedValue = null;
}
} else {
// has a last reference value
if (lastAdditiveValue != null) lastAdditiveValue++;
else lastAdditiveValue = 1;
res.unconvertedValue =
expr(lastRefValue.clone(), Expression.BinaryOperator.Plus, expr(lastAdditiveValue));
}
} else {
// has an explicit value
failedOnceForThisEnum = false; // reset skipping
lastAdditiveValue = null;
lastRefValue = item.getArguments().get(0);
res.unconvertedValue = lastRefValue;
if (lastRefValue instanceof Expression.Constant) {
try {
lastAdditiveValue = ((Expression.Constant) lastRefValue).asInteger();
lastRefValue = null;
} catch (Exception ex) {
}
}
}
res.convertedValue =
result
.typeConverter
.convertExpressionToJava(res.unconvertedValue, libraryClassName, true)
.getFirst();
} catch (Exception ex) {
failedOnceForThisEnum = true;
res.exceptionMessage = ex.toString();
}
failedOnceForThisEnum = failedOnceForThisEnum || res.errorElement != null;
if (failedOnceForThisEnum) res.errorElement = skipDeclaration(item);
ret.add(res);
}
return ret;
}
