xref: /netbsd-src/external/bsd/ekermit/dist/debug.h (revision a704a1616e7ddaeafbe5387b074cf5a12f1e6545)
1 #ifndef NODEBUG				/* NODEBUG inhibits debugging */
2 #ifndef DEBUG				/* and if DEBUG not already defined */
3 #ifndef MINSIZE				/* MINSIZE inhibits debugging */
4 #ifndef DEBUG
5 #define DEBUG
6 #endif /* DEBUG */
7 #endif /* MINSIZE */
8 #endif /* DEBUG */
9 #endif /* NODEBUG */
10 
11 #ifdef DEBUG				/* Debugging included... */
12 /* dodebug() function codes... */
13 #define DB_OPN 1			/* Open log */
14 #define DB_LOG 2			/* Write label+string or int to log */
15 #define DB_MSG 3			/* Write message to log */
16 #define DB_CHR 4			/* Write label + char to log */
17 #define DB_PKT 5			/* Record a Kermit packet in log */
18 #define DB_CLS 6			/* Close log */
19 
20 void dodebug(int, UCHAR *, UCHAR *, long); /* Prototype */
21 /*
22   dodebug() is accessed throug a macro that:
23    . Coerces its args to the required types.
24    . Accesses dodebug() directly or thru a pointer according to context.
25    . Makes it disappear entirely if DEBUG not defined.
26 */
27 #ifdef KERMIT_C
28 /* In kermit.c we debug only through a function pointer */
29 #define debug(a,b,c,d) \
30 if(*(k->dbf))(*(k->dbf))(a,(UCHAR *)b,(UCHAR *)c,(long)(d))
31 
32 #else  /* KERMIT_C */
33 /* Elsewhere we can call the debug function directly */
34 #define debug(a,b,c,d) dodebug(a,(UCHAR *)b,(UCHAR *)c,(long)(d))
35 #endif /* KERMIT_C */
36 
37 #else  /* Debugging not included... */
38 
39 #define debug(a,b,c,d)
40 #endif /* DEBUG */
41