Initial import of libdpf.

Co-authored-by: Cursor <cursoragent@cursor.com>

thirdparty/hedley/test/deprecated.c

@@ -0,0 +1,32 @@
+#include "../hedley.h"
+
+struct Foo {
+  int x;
+};
+
+/* For some compilers, deprecated will trigger a different diagnostic
+   when it has an attribute. We want to make sure
+   HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED silences both of them, but
+   Hedley uses the with attribute version whenever it's
+   available. This is only here so we can test both cases; You
+   shouldn't do this in your code! */
+#if HEDLEY_GNUC_VERSION_CHECK(4,0,0)
+__attribute__((__deprecated__))
+#else
+HEDLEY_DEPRECATED(1.1)
+#endif
+static int value = 9;
+
+HEDLEY_DEPRECATED(1.0)
+static int cube(int x) {
+  return x * x * x;
+}
+
+HEDLEY_DIAGNOSTIC_PUSH
+HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED
+int main (void) {
+  struct Foo foo;
+  foo.x = value;
+  return cube(foo.x);
+}
+HEDLEY_DIAGNOSTIC_POP