1 files changed, 40 insertions, 0 deletions
diff --git a/debug.h b/debug.h
new file mode 100644
index 0000000..e1af40e
--- /dev/null
+++ b/debug.h
@@ -0,0 +1,40 @@
+#ifndef NODEBUG				/* NODEBUG inhibits debugging */
+#ifndef DEBUG				/* and if DEBUG not already defined */
+#ifndef MINSIZE				/* MINSIZE inhibits debugging */
+#ifndef DEBUG
+#define DEBUG
+#endif /* DEBUG */
+#endif /* MINSIZE */
+#endif /* DEBUG */
+#endif /* NODEBUG */
+
+#ifdef DEBUG				/* Debugging included... */
+/* dodebug() function codes... */
+#define DB_OPN 1			/* Open log */
+#define DB_LOG 2			/* Write label+string or int to log */
+#define DB_MSG 3			/* Write message to log */
+#define DB_CHR 4			/* Write label + char to log */
+#define DB_PKT 5			/* Record a Kermit packet in log */
+#define DB_CLS 6			/* Close log */
+
+void dodebug(int, UCHAR *, UCHAR *, long); /* Prototype */
+/*
+  dodebug() is accessed throug a macro that:
+   . Coerces its args to the required types.
+   . Accesses dodebug() directly or thru a pointer according to context.
+   . Makes it disappear entirely if DEBUG not defined.
+*/
+#ifdef KERMIT_C
+/* In kermit.c we debug only through a function pointer */
+#define debug(a,b,c,d) \
+if(*(k->dbf))(*(k->dbf))(a,(UCHAR *)b,(UCHAR *)c,(long)(d))
+
+#else  /* KERMIT_C */
+/* Elsewhere we can call the debug function directly */
+#define debug(a,b,c,d) dodebug(a,(UCHAR *)b,(UCHAR *)c,(long)(d))
+#endif /* KERMIT_C */
+
+#else  /* Debugging not included... */
+
+#define debug(a,b,c,d)
+#endif /* DEBUG */