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genbindings: fixup pointer arithmetic for returning arrays by value

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mappu 2024-08-14 17:31:49 +12:00
parent 21f1914244
commit 7f552ee6a4
1 changed files with 3 additions and 3 deletions
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6
cmd/genbindings/emitcabi.go
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@ -280,11 +280,11 @@ func emitBindingCpp(src *CppParsedHeader, filename string) (string, error) {
} else if t, ok := m.ReturnType.QListOf(); ok {
shouldReturn = m.ReturnType.ParameterType + " ret = "
afterCall += "\t// Convert QList<> from C++ memory to manually-managed C memory\n"
afterCall += "\t*_out = malloc(sizeof(" + t.RenderTypeCpp() + ") * ret.length());\n"
afterCall += "\t*_out = static_cast<" + t.RenderTypeCpp() + ">(malloc(sizeof(" + t.RenderTypeCpp() + ") * ret.length()));\n"
afterCall += "\tfor (int i = 0, e = ret.length(); i < e; ++i) {\n"
afterCall += "\t\t(*_out)[i] = ret[i];\n"
afterCall += "\t\t_out[i] = ret[i];\n"
afterCall += "\t}\n"
afterCall += "\t*_out_len = ret.length()\n"
afterCall += "\t*_out_len = ret.length();\n"
} else if m.ReturnType.QtClassType() && !m.ReturnType.Pointer {
shouldReturn = m.ReturnType.ParameterType + " ret = "