1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
|
// SPDX-License-Identifier: CDDL-1.0
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or https://opensource.org/licenses/CDDL-1.0.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#include_next <assert.h>
#ifndef _LIBSPL_ASSERT_H
#define _LIBSPL_ASSERT_H
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <sys/types.h>
/* Workaround for non-Clang compilers */
#ifndef __has_feature
#define __has_feature(x) 0
#endif
/* We need to workaround libspl_set_assert_ok() that we have for zdb */
#if __has_feature(attribute_analyzer_noreturn) || defined(__COVERITY__)
#define NORETURN __attribute__((__noreturn__))
#else
#define NORETURN
#endif
/* Set to non-zero to avoid abort()ing on an assertion failure */
extern void libspl_set_assert_ok(boolean_t val);
/* printf version of libspl_assert */
extern void libspl_assertf(const char *file, const char *func, int line,
const char *format, ...) NORETURN __attribute__((format(printf, 4, 5)));
static inline int
libspl_assert(const char *buf, const char *file, const char *func, int line)
{
libspl_assertf(file, func, line, "%s", buf);
return (0);
}
#ifdef verify
#undef verify
#endif
#define PANIC(fmt, a...) \
libspl_assertf(__FILE__, __FUNCTION__, __LINE__, fmt, ## a)
#define VERIFY(cond) \
(void) ((!(cond)) && \
libspl_assert(#cond, __FILE__, __FUNCTION__, __LINE__))
#define VERIFYF(cond, STR, ...) \
do { \
if (!(cond)) \
libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \
"%s " STR, #cond, \
__VA_ARGS__); \
} while (0)
#define verify(cond) \
(void) ((!(cond)) && \
libspl_assert(#cond, __FILE__, __FUNCTION__, __LINE__))
#define VERIFY3B(LEFT, OP, RIGHT) \
do { \
const boolean_t __left = (boolean_t)!!(LEFT); \
const boolean_t __right = (boolean_t)!!(RIGHT); \
if (!(__left OP __right)) \
libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \
"VERIFY3B(%s, %s, %s) failed " \
"(%d %s %d)", #LEFT, #OP, #RIGHT, \
__left, #OP, __right); \
} while (0)
#define VERIFY3S(LEFT, OP, RIGHT) \
do { \
const int64_t __left = (int64_t)(LEFT); \
const int64_t __right = (int64_t)(RIGHT); \
if (!(__left OP __right)) \
libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \
"VERIFY3S(%s, %s, %s) failed " \
"(%lld %s 0x%lld)", #LEFT, #OP, #RIGHT, \
(longlong_t)__left, #OP, (longlong_t)__right); \
} while (0)
#define VERIFY3U(LEFT, OP, RIGHT) \
do { \
const uint64_t __left = (uint64_t)(LEFT); \
const uint64_t __right = (uint64_t)(RIGHT); \
if (!(__left OP __right)) \
libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \
"VERIFY3U(%s, %s, %s) failed " \
"(%llu %s %llu)", #LEFT, #OP, #RIGHT, \
(u_longlong_t)__left, #OP, (u_longlong_t)__right); \
} while (0)
#define VERIFY3P(LEFT, OP, RIGHT) \
do { \
const uintptr_t __left = (uintptr_t)(LEFT); \
const uintptr_t __right = (uintptr_t)(RIGHT); \
if (!(__left OP __right)) \
libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \
"VERIFY3P(%s, %s, %s) failed " \
"(%p %s %p)", #LEFT, #OP, #RIGHT, \
(void *)__left, #OP, (void *)__right); \
} while (0)
#define VERIFY0(LEFT) \
do { \
const uint64_t __left = (uint64_t)(LEFT); \
if (!(__left == 0)) \
libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \
"VERIFY0(%s) failed (%lld)", #LEFT, \
(u_longlong_t)__left); \
} while (0)
#define VERIFY0P(LEFT) \
do { \
const uintptr_t __left = (uintptr_t)(LEFT); \
if (!(__left == 0)) \
libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \
"VERIFY0P(%s) failed (%p)", #LEFT, \
(void *)__left); \
} while (0)
/*
* This is just here because cstyle gets upset about #LEFT
* on a newline.
*/
/* BEGIN CSTYLED */
#define VERIFY3BF(LEFT, OP, RIGHT, STR, ...) \
do { \
const boolean_t __left = (boolean_t)!!(LEFT); \
const boolean_t __right = (boolean_t)!!(RIGHT); \
if (!(__left OP __right)) \
libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \
"VERIFY3B(%s, %s, %s) failed " \
"(%d %s %d) " STR, #LEFT, #OP, #RIGHT, \
__left, #OP, __right, \
__VA_ARGS__); \
} while (0)
#define VERIFY3SF(LEFT, OP, RIGHT, STR, ...) \
do { \
const int64_t __left = (int64_t)(LEFT); \
const int64_t __right = (int64_t)(RIGHT); \
if (!(__left OP __right)) \
libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \
"VERIFY3S(%s, %s, %s) failed " \
"(%lld %s %lld) " STR, #LEFT, #OP, #RIGHT, \
(longlong_t)__left, #OP, (longlong_t)__right, \
__VA_ARGS__); \
} while (0)
#define VERIFY3UF(LEFT, OP, RIGHT, STR, ...) \
do { \
const uint64_t __left = (uint64_t)(LEFT); \
const uint64_t __right = (uint64_t)(RIGHT); \
if (!(__left OP __right)) \
libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \
"VERIFY3U(%s, %s, %s) failed " \
"(%llu %s %llu) " STR, #LEFT, #OP, #RIGHT, \
(u_longlong_t)__left, #OP, (u_longlong_t)__right, \
__VA_ARGS__); \
} while (0)
#define VERIFY3PF(LEFT, OP, RIGHT, STR, ...) \
do { \
const uintptr_t __left = (uintptr_t)(LEFT); \
const uintptr_t __right = (uintptr_t)(RIGHT); \
if (!(__left OP __right)) \
libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \
"VERIFY3P(%s, %s, %s) failed " \
"(%p %s %p) " STR, #LEFT, #OP, #RIGHT, \
(void *)__left, #OP, (void *)__right, \
__VA_ARGS__); \
} while (0)
/* END CSTYLED */
#define VERIFY0F(LEFT, STR, ...) \
do { \
const int64_t __left = (int64_t)(LEFT); \
if (!(__left == 0)) \
libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \
"VERIFY0(%s) failed (%lld) " STR, #LEFT, \
(longlong_t)__left, __VA_ARGS__); \
} while (0)
#define VERIFY0PF(LEFT, STR, ...) \
do { \
const uintptr_t __left = (uintptr_t)(LEFT); \
if (!(__left == 0)) \
libspl_assertf(__FILE__, __FUNCTION__, __LINE__, \
"VERIFY0P(%s) failed (%p) " STR, #LEFT, \
(void *)__left, __VA_ARGS__); \
} while (0)
#ifdef assert
#undef assert
#endif
#ifdef NDEBUG
#define ASSERT3B(x, y, z) \
((void) sizeof ((uintptr_t)(x)), (void) sizeof ((uintptr_t)(z)))
#define ASSERT3S(x, y, z) \
((void) sizeof ((uintptr_t)(x)), (void) sizeof ((uintptr_t)(z)))
#define ASSERT3U(x, y, z) \
((void) sizeof ((uintptr_t)(x)), (void) sizeof ((uintptr_t)(z)))
#define ASSERT3P(x, y, z) \
((void) sizeof ((uintptr_t)(x)), (void) sizeof ((uintptr_t)(z)))
#define ASSERT0(x) ((void) sizeof ((uintptr_t)(x)))
#define ASSERT0P(x) ((void) sizeof ((uintptr_t)(x)))
#define ASSERT3BF(x, y, z, str, ...) ASSERT3B(x, y, z)
#define ASSERT3SF(x, y, z, str, ...) ASSERT3S(x, y, z)
#define ASSERT3UF(x, y, z, str, ...) ASSERT3U(x, y, z)
#define ASSERT3PF(x, y, z, str, ...) ASSERT3P(x, y, z)
#define ASSERT0P(x) ((void) sizeof ((uintptr_t)(x)))
#define ASSERT0PF(x, str, ...) ASSERT0P(x)
#define ASSERT0F(x, str, ...) ASSERT0(x)
#define ASSERT(x) ((void) sizeof ((uintptr_t)(x)))
#define ASSERTF(x, str, ...) ASSERT(x)
#define assert(x) ((void) sizeof ((uintptr_t)(x)))
#define IMPLY(A, B) \
((void) sizeof ((uintptr_t)(A)), (void) sizeof ((uintptr_t)(B)))
#define EQUIV(A, B) \
((void) sizeof ((uintptr_t)(A)), (void) sizeof ((uintptr_t)(B)))
#else
#define ASSERT3B VERIFY3B
#define ASSERT3S VERIFY3S
#define ASSERT3U VERIFY3U
#define ASSERT3P VERIFY3P
#define ASSERT0 VERIFY0
#define ASSERT0P VERIFY0P
#define ASSERT3BF VERIFY3BF
#define ASSERT3SF VERIFY3SF
#define ASSERT3UF VERIFY3UF
#define ASSERT3PF VERIFY3PF
#define ASSERT0PF VERIFY0PF
#define ASSERT0F VERIFY0F
#define ASSERT VERIFY
#define ASSERTF VERIFYF
#define assert VERIFY
#define IMPLY(A, B) \
((void)(((!(A)) || (B)) || \
libspl_assert("(" #A ") implies (" #B ")", \
__FILE__, __FUNCTION__, __LINE__)))
#define EQUIV(A, B) VERIFY3B(A, ==, B)
#endif /* NDEBUG */
#endif /* _LIBSPL_ASSERT_H */
|
