1 /*
2  * BEGIN illumos section
3  *   This is an unstable interface; changes may be made
4  *   without notice.
5  * END illumos section
6  */
7 /***********************************************************************
8 *                                                                      *
9 *               This software is part of the ast package               *
10 *          Copyright (c) 1985-2011 AT&T Intellectual Property          *
11 *                      and is licensed under the                       *
12 *                 Eclipse Public License, Version 1.0                  *
13 *                    by AT&T Intellectual Property                     *
14 *                                                                      *
15 *                A copy of the License is available at                 *
16 *          http://www.eclipse.org/org/documents/epl-v10.html           *
17 *         (with md5 checksum b35adb5213ca9657e911e9befb180842)         *
18 *                                                                      *
19 *              Information and Software Systems Research               *
20 *                            AT&T Research                             *
21 *                           Florham Park NJ                            *
22 *                                                                      *
23 *                 Glenn Fowler <gsf@research.att.com>                  *
24 *                  David Korn <dgk@research.att.com>                   *
25 *                   Phong Vo <kpv@research.att.com>                    *
26 *                                                                      *
27 ***********************************************************************/
28 #pragma prototyped
29 /*
30  * common ast debug definitions
31  * include after the ast headers
32  */
33 
34 #ifndef _DEBUG_H
35 #define _DEBUG_H
36 
37 #include <ast.h>
38 #include <error.h>
39 
40 #if !defined(DEBUG) && _BLD_DEBUG
41 #define DEBUG		_BLD_DEBUG
42 #endif
43 
44 #if DEBUG || _BLD_DEBUG
45 
46 #define debug(x)	x
47 #define message(x)	do if (error_info.trace < 0) { error x; } while (0)
48 #define messagef(x)	do if (error_info.trace < 0) { errorf x; } while (0)
49 
50 #define DEBUG_BEGTIME()		debug_elapsed(1)
51 #define DEBUG_GETTIME()		debug_elapsed(0)
52 #define DEBUG_ASSERT(p)		((p) ? 0 : (debug_fatal(__FILE__, __LINE__),0))
53 #define DEBUG_COUNT(n)		((n) += 1)
54 #define DEBUG_TALLY(c,n,v)	((c) ? ((n) += (v)) : (n))
55 #define DEBUG_INCREASE(n)	((n) += 1)
56 #define DEBUG_DECREASE(n)	((n) -= 1)
57 #define DEBUG_DECLARE(t,v)	t v
58 #define DEBUG_SET(n,v)		((n) = (v))
59 #define DEBUG_PRINT(fd,s,v)	do {char _b[1024];write(fd,_b,sfsprintf(_b,sizeof(_b),s,v));} while(0)
60 #define DEBUG_WRITE(fd,d,n)	write((fd),(d),(n))
61 #define DEBUG_TEMP(temp)	(temp) /* debugging stuff that should be removed */
62 #define DEBUG_BREAK		break
63 #define DEBUG_CONTINUE		continue
64 #define DEBUG_GOTO(label)	do { debug_fatal(__FILE__, __LINE__); goto label; } while(0)
65 #define DEBUG_RETURN(x)		do { debug_fatal(__FILE__, __LINE__); return(x); } while(0)
66 
67 #else
68 
69 #define debug(x)
70 #define message(x)
71 #define messagef(x)
72 
73 #define DEBUG_BEGTIME()
74 #define DEBUG_GETTIME()
75 #define DEBUG_ASSERT(p)
76 #define DEBUG_COUNT(n)
77 #define DEBUG_TALLY(c,n,v)
78 #define DEBUG_INCREASE(n)
79 #define DEBUG_DECREASE(n)
80 #define DEBUG_DECLARE(t,v)
81 #define DEBUG_SET(n,v)
82 #define DEBUG_PRINT(fd,s,v)
83 #define DEBUG_WRITE(fd,d,n)
84 #define DEBUG_TEMP(x)
85 #define DEBUG_BREAK		break
86 #define DEBUG_CONTINUE		continue
87 #define DEBUG_GOTO(label)	goto label
88 #define DEBUG_RETURN(x)		return(x)
89 
90 #endif
91 
92 #ifndef BREAK
93 #define BREAK			DEBUG_BREAK
94 #endif
95 #ifndef CONTINUE
96 #define CONTINUE		DEBUG_CONTINUE
97 #endif
98 #ifndef GOTO
99 #define GOTO(label)		DEBUG_GOTO(label)
100 #endif
101 #ifndef RETURN
102 #define RETURN(x)		DEBUG_RETURN(x)
103 #endif
104 
105 #if _BLD_ast && defined(__EXPORT__)
106 #define extern		__EXPORT__
107 #endif
108 
109 extern double		debug_elapsed(int);
110 extern void		debug_fatal(const char*, int);
111 extern void		systrace(const char*);
112 
113 #undef	extern
114 
115 #endif
116