1 files changed, 52 insertions, 0 deletions
diff --git a/3rdparty/tinygl-0.4-ugfx/src/msghandling.c b/3rdparty/tinygl-0.4-ugfx/src/msghandling.c
new file mode 100644
index 00000000..c5b10614
--- /dev/null
+++ b/3rdparty/tinygl-0.4-ugfx/src/msghandling.c
@@ -0,0 +1,52 @@
+#include <stdarg.h>
+#include <stdio.h>
+
+#define NDEBUG
+
+#ifdef NDEBUG
+#define NO_DEBUG_OUTPUT
+#endif
+
+/* Use this function to output messages when something unexpected
+   happens (which might be an indication of an error). *Don't* use it
+   when there's internal errors in the code - these should be handled
+   by asserts. */
+void
+tgl_warning(const char *format, ...)
+{
+#ifndef NO_DEBUG_OUTPUT
+  va_list args;
+  va_start(args, format);
+  fprintf(stderr, "*WARNING* ");
+  vfprintf(stderr, format, args);
+  va_end(args);
+#endif /* !NO_DEBUG_OUTPUT */
+}
+
+/* This function should be used for debug output only. */
+void
+tgl_trace(const char *format, ...)
+{
+#ifndef NO_DEBUG_OUTPUT
+  va_list args;
+  va_start(args, format);
+  fprintf(stderr, "*DEBUG* ");
+  vfprintf(stderr, format, args);
+  va_end(args);
+#endif /* !NO_DEBUG_OUTPUT */
+}
+
+/* Use this function to output info about things in the code which
+   should be fixed (missing handling of special cases, important
+   features not implemented, known bugs/buglets, ...). */
+void
+tgl_fixme(const char *format, ...)
+{
+#ifndef NO_DEBUG_OUTPUT
+  va_list args;
+  va_start(args, format);
+  fprintf(stderr, "*FIXME* ");
+  vfprintf(stderr, format, args);
+  va_end(args);
+#endif /* !NO_DEBUG_OUTPUT */
+}