Initial checkin.

pdfio-private.h

@@ -0,0 +1,56 @@
+//
+// Private header file for pdfio.
+//
+// Copyright © 2021 by Michael R Sweet.
+//
+// Licensed under Apache License v2.0.  See the file "LICENSE" for more
+// information.
+//
+
+#ifndef PDFIO_PRIVATE_H
+#  define PDFIO_PRIVATE_H
+
+//
+// Include necessary headers...
+//
+
+
+//
+// Visibility and other annotations...
+//
+
+#  if defined(__has_extension) || defined(__GNUC__)
+#    define PDFIO_INTERNAL	__attribute__ ((visibility("hidden")))
+#    define PDFIO_PRIVATE	__attribute__ ((visibility("default")))
+#    define PDFIO_NONNULL(...)	__attribute__ ((nonnull(__VA_ARGS__)))
+#    define PDFIO_NORETURN	__attribute__ ((noreturn))
+#  else
+#    define PDFIO_INTERNAL
+#    define PDFIO_PRIVATE
+#    define PDFIO_NONNULL(...)
+#    define PDFIO_NORETURN
+#  endif // __has_extension || __GNUC__
+
+
+//
+// Debug macro...
+//
+
+#  ifdef DEBUG
+#    define PDFIO_DEBUG(...)	fprintf(stderr, __VA_ARGS__)
+#  else
+#    define PDFIO_DEBUG(...)
+#  endif // DEBUG
+
+
+//
+// Types and constants...
+//
+
+
+//
+// Functions...
+//
+
+
+#endif // !PDFIO_PRIVATE_H