Vendor things

third-party/vendor/objc-sys/src/property.rs

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+use std::os::raw::c_char;
+#[cfg(any(doc, not(objfw)))]
+use std::os::raw::c_uint;
+
+use crate::OpaqueData;
+
+/// An opaque type that describes a property in a class.
+#[repr(C)]
+pub struct objc_property {
+    _priv: [u8; 0],
+    _p: OpaqueData,
+}
+
+/// Describes an Objective-C property attribute.
+#[repr(C)]
+#[derive(Debug, Copy, Clone)]
+pub struct objc_property_attribute_t {
+    /// The name of the attribute.
+    pub name: *const c_char,
+    /// The value of the attribute
+    ///
+    /// Usually NULL.
+    pub value: *const c_char,
+}
+
+extern_c! {
+    #[cfg(any(doc, not(objfw)))]
+    pub fn property_copyAttributeList(
+        property: *const objc_property,
+        out_len: *mut c_uint,
+    ) -> *mut objc_property_attribute_t;
+    #[cfg(any(doc, not(objfw)))]
+    pub fn property_copyAttributeValue(
+        property: *const objc_property,
+        attribute_name: *const c_char,
+    ) -> *mut c_char;
+    #[cfg(any(doc, not(objfw)))]
+    pub fn property_getAttributes(property: *const objc_property) -> *const c_char;
+    #[cfg(any(doc, not(objfw)))]
+    pub fn property_getName(property: *const objc_property) -> *const c_char;
+}