Initial import of libdpf.

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

thirdparty/hedley/test/printf-format.c

@@ -0,0 +1,38 @@
+#include "../hedley.h"
+
+#include <stdio.h>
+#include <stdarg.h>
+
+#if HEDLEY_HAS_WARNING("-Wformat")
+#  pragma clang diagnostic warning "-Wformat"
+#elif \
+    defined(HEDLEY_TI_VERSION) || \
+    defined(HEDLEY_TI_CL6X_VERSION) || \
+    defined(HEDLEY_TI_CL7X_VERSION) || \
+    defined(HEDLEY_TI_CLPRU_VERSION)
+#  pragma diag_remark 183
+#elif (defined(HEDLEY_PGI_VERSION) && defined(__cplusplus)) || HEDLEY_MCST_LCC_VERSION_CHECK(1,25,10)
+#  pragma diag_remark 181
+#elif defined(HEDLEY_GCC_VERSION)
+#  pragma GCC diagnostic warning "-Wformat"
+#elif defined(HEDLEY_INTEL_VERSION)
+#  pragma warning(disable:181)
+#endif
+
+HEDLEY_PRINTF_FORMAT(1,2)
+static void print_msg(const char* msg, ...) {
+  char buf[128];
+  va_list ap;
+
+  va_start(ap, msg);
+
+  vsnprintf(buf, sizeof(buf), msg, ap);
+
+  va_end(ap);
+}
+
+int main (void) {
+  print_msg("mismatch %ld\n", 0.0);
+
+  return 0;
+}