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genbindings: centralise ErrToComplex exceptions, add QPolygon

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This commit is contained in:
mappu 2024-08-17 11:25:06 +12:00
parent e287a383fe
commit aeb667d780
2 changed files with 33 additions and 20 deletions
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24
cmd/genbindings/clang2il.go
View File

@ -386,9 +386,8 @@ func parseTypeString(typeString string) (CppParameter, []CppParameter, error) {
if returnType.IntType() && returnType.ByRef { if returnType.IntType() && returnType.ByRef {
return CppParameter{}, nil, ErrTooComplex // e.g. QSize::rheight() return CppParameter{}, nil, ErrTooComplex // e.g. QSize::rheight()
} }
if err := CheckComplexity(returnType); err != nil {
if returnType.QMapOf() { return CppParameter{}, nil, err
return CppParameter{}, nil, ErrTooComplex // e.g. QVariant constructor
} }
inner := typeString[opos+1 : epos] inner := typeString[opos+1 : epos]
@ -406,23 +405,8 @@ func parseTypeString(typeString string) (CppParameter, []CppParameter, error) {
insert := parseSingleTypeString(p) insert := parseSingleTypeString(p)
if insert.QMapOf() { if err := CheckComplexity(insert); err != nil {
return CppParameter{}, nil, ErrTooComplex // Example??? return CppParameter{}, nil, err
}
if insert.ParameterType == "QList<QVariant>" {
return CppParameter{}, nil, ErrTooComplex // e.g. QVariant constructor - this has a deleted copy-constructor so we can't get it over the CABI boundary by value
}
if insert.ParameterType == "void **" {
return CppParameter{}, nil, ErrTooComplex // e.g. qobjectdefs.h QMetaObject->Activate()
}
if insert.ParameterType == "void" && insert.Pointer {
return CppParameter{}, nil, ErrTooComplex // e.g. qobjectdefs.h QMetaObject->InvokeOnGadget()
}
if insert.ParameterType == "char *&" {
return CppParameter{}, nil, ErrTooComplex // e.g. QDataStream.operator<<()
}
if insert.ParameterType == "qfloat16" {
return CppParameter{}, nil, ErrTooComplex // e.g. QDataStream - there is no such half-float type in C or Go
} }
if insert.ParameterType != "" { if insert.ParameterType != "" {

29
cmd/genbindings/exceptions.go Normal file
View File

@ -0,0 +1,29 @@
package main
func CheckComplexity(p CppParameter) error {
if p.QMapOf() {
return ErrTooComplex // Example???
}
if p.ParameterType == "QList<QVariant>" {
return ErrTooComplex // e.g. QVariant constructor - this has a deleted copy-constructor so we can't get it over the CABI boundary by value
}
if p.ParameterType == "QPolygon" || p.ParameterType == "QPolygonF" {
return ErrTooComplex // QPolygon extends a template type
}
if p.ParameterType == "void **" {
return ErrTooComplex // e.g. qobjectdefs.h QMetaObject->Activate()
}
if p.ParameterType == "void" && p.Pointer {
return ErrTooComplex // e.g. qobjectdefs.h QMetaObject->InvokeOnGadget()
}
if p.ParameterType == "char *&" {
return ErrTooComplex // e.g. QDataStream.operator<<()
}
if p.ParameterType == "qfloat16" {
return ErrTooComplex // e.g. QDataStream - there is no such half-float type in C or Go
}
// Should be OK
return nil
}