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Issue 1647803004: Move base to DEPS (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 4 years, 10 months ago
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1 /* Copyright (c) 2011, Google Inc.
2 * All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Neither the name of Google Inc. nor the names of its
11 * contributors may be used to endorse or promote products derived from
12 * this software without specific prior written permission.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
15 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
16 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
17 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
18 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
19 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
20 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27 #ifdef _MSC_VER
28 # include <windows.h>
29 #endif
30
31 #ifdef __cplusplus
32 # error "This file should be built as pure C to avoid name mangling"
33 #endif
34
35 #include <stdlib.h>
36 #include <string.h>
37
38 #include "base/third_party/dynamic_annotations/dynamic_annotations.h"
39
40 #ifdef __GNUC__
41 /* valgrind.h uses gcc extensions so it won't build with other compilers */
42 # include "base/third_party/valgrind/valgrind.h"
43 #endif
44
45 /* Compiler-based ThreadSanitizer defines
46 DYNAMIC_ANNOTATIONS_EXTERNAL_IMPL = 1
47 and provides its own definitions of the functions. */
48
49 #ifndef DYNAMIC_ANNOTATIONS_EXTERNAL_IMPL
50 # define DYNAMIC_ANNOTATIONS_EXTERNAL_IMPL 0
51 #endif
52
53 /* Each function is empty and called (via a macro) only in debug mode.
54 The arguments are captured by dynamic tools at runtime. */
55
56 #if DYNAMIC_ANNOTATIONS_ENABLED == 1 \
57 && DYNAMIC_ANNOTATIONS_EXTERNAL_IMPL == 0
58
59 /* Identical code folding(-Wl,--icf=all) countermeasures.
60 This makes all Annotate* functions different, which prevents the linker from
61 folding them. */
62 #ifdef __COUNTER__
63 #define DYNAMIC_ANNOTATIONS_IMPL \
64 volatile short lineno = (__LINE__ << 8) + __COUNTER__; (void)lineno;
65 #else
66 #define DYNAMIC_ANNOTATIONS_IMPL \
67 volatile short lineno = (__LINE__ << 8); (void)lineno;
68 #endif
69
70 /* WARNING: always add new annotations to the end of the list.
71 Otherwise, lineno (see above) numbers for different Annotate* functions may
72 conflict. */
73 void DYNAMIC_ANNOTATIONS_NAME(AnnotateRWLockCreate)(
74 const char *file, int line, const volatile void *lock)
75 {DYNAMIC_ANNOTATIONS_IMPL}
76
77 void DYNAMIC_ANNOTATIONS_NAME(AnnotateRWLockDestroy)(
78 const char *file, int line, const volatile void *lock)
79 {DYNAMIC_ANNOTATIONS_IMPL}
80
81 void DYNAMIC_ANNOTATIONS_NAME(AnnotateRWLockAcquired)(
82 const char *file, int line, const volatile void *lock, long is_w)
83 {DYNAMIC_ANNOTATIONS_IMPL}
84
85 void DYNAMIC_ANNOTATIONS_NAME(AnnotateRWLockReleased)(
86 const char *file, int line, const volatile void *lock, long is_w)
87 {DYNAMIC_ANNOTATIONS_IMPL}
88
89 void DYNAMIC_ANNOTATIONS_NAME(AnnotateBarrierInit)(
90 const char *file, int line, const volatile void *barrier, long count,
91 long reinitialization_allowed)
92 {DYNAMIC_ANNOTATIONS_IMPL}
93
94 void DYNAMIC_ANNOTATIONS_NAME(AnnotateBarrierWaitBefore)(
95 const char *file, int line, const volatile void *barrier)
96 {DYNAMIC_ANNOTATIONS_IMPL}
97
98 void DYNAMIC_ANNOTATIONS_NAME(AnnotateBarrierWaitAfter)(
99 const char *file, int line, const volatile void *barrier)
100 {DYNAMIC_ANNOTATIONS_IMPL}
101
102 void DYNAMIC_ANNOTATIONS_NAME(AnnotateBarrierDestroy)(
103 const char *file, int line, const volatile void *barrier)
104 {DYNAMIC_ANNOTATIONS_IMPL}
105
106 void DYNAMIC_ANNOTATIONS_NAME(AnnotateCondVarWait)(
107 const char *file, int line, const volatile void *cv,
108 const volatile void *lock)
109 {DYNAMIC_ANNOTATIONS_IMPL}
110
111 void DYNAMIC_ANNOTATIONS_NAME(AnnotateCondVarSignal)(
112 const char *file, int line, const volatile void *cv)
113 {DYNAMIC_ANNOTATIONS_IMPL}
114
115 void DYNAMIC_ANNOTATIONS_NAME(AnnotateCondVarSignalAll)(
116 const char *file, int line, const volatile void *cv)
117 {DYNAMIC_ANNOTATIONS_IMPL}
118
119 void DYNAMIC_ANNOTATIONS_NAME(AnnotateHappensBefore)(
120 const char *file, int line, const volatile void *obj)
121 {DYNAMIC_ANNOTATIONS_IMPL};
122
123 void DYNAMIC_ANNOTATIONS_NAME(AnnotateHappensAfter)(
124 const char *file, int line, const volatile void *obj)
125 {DYNAMIC_ANNOTATIONS_IMPL};
126
127 void DYNAMIC_ANNOTATIONS_NAME(AnnotatePublishMemoryRange)(
128 const char *file, int line, const volatile void *address, long size)
129 {DYNAMIC_ANNOTATIONS_IMPL}
130
131 void DYNAMIC_ANNOTATIONS_NAME(AnnotateUnpublishMemoryRange)(
132 const char *file, int line, const volatile void *address, long size)
133 {DYNAMIC_ANNOTATIONS_IMPL}
134
135 void DYNAMIC_ANNOTATIONS_NAME(AnnotatePCQCreate)(
136 const char *file, int line, const volatile void *pcq)
137 {DYNAMIC_ANNOTATIONS_IMPL}
138
139 void DYNAMIC_ANNOTATIONS_NAME(AnnotatePCQDestroy)(
140 const char *file, int line, const volatile void *pcq)
141 {DYNAMIC_ANNOTATIONS_IMPL}
142
143 void DYNAMIC_ANNOTATIONS_NAME(AnnotatePCQPut)(
144 const char *file, int line, const volatile void *pcq)
145 {DYNAMIC_ANNOTATIONS_IMPL}
146
147 void DYNAMIC_ANNOTATIONS_NAME(AnnotatePCQGet)(
148 const char *file, int line, const volatile void *pcq)
149 {DYNAMIC_ANNOTATIONS_IMPL}
150
151 void DYNAMIC_ANNOTATIONS_NAME(AnnotateNewMemory)(
152 const char *file, int line, const volatile void *mem, long size)
153 {DYNAMIC_ANNOTATIONS_IMPL}
154
155 void DYNAMIC_ANNOTATIONS_NAME(AnnotateExpectRace)(
156 const char *file, int line, const volatile void *mem,
157 const char *description)
158 {DYNAMIC_ANNOTATIONS_IMPL}
159
160 void DYNAMIC_ANNOTATIONS_NAME(AnnotateFlushExpectedRaces)(
161 const char *file, int line)
162 {DYNAMIC_ANNOTATIONS_IMPL}
163
164 void DYNAMIC_ANNOTATIONS_NAME(AnnotateBenignRace)(
165 const char *file, int line, const volatile void *mem,
166 const char *description)
167 {DYNAMIC_ANNOTATIONS_IMPL}
168
169 void DYNAMIC_ANNOTATIONS_NAME(AnnotateBenignRaceSized)(
170 const char *file, int line, const volatile void *mem, long size,
171 const char *description)
172 {DYNAMIC_ANNOTATIONS_IMPL}
173
174 void DYNAMIC_ANNOTATIONS_NAME(AnnotateMutexIsUsedAsCondVar)(
175 const char *file, int line, const volatile void *mu)
176 {DYNAMIC_ANNOTATIONS_IMPL}
177
178 void DYNAMIC_ANNOTATIONS_NAME(AnnotateMutexIsNotPHB)(
179 const char *file, int line, const volatile void *mu)
180 {DYNAMIC_ANNOTATIONS_IMPL}
181
182 void DYNAMIC_ANNOTATIONS_NAME(AnnotateTraceMemory)(
183 const char *file, int line, const volatile void *arg)
184 {DYNAMIC_ANNOTATIONS_IMPL}
185
186 void DYNAMIC_ANNOTATIONS_NAME(AnnotateThreadName)(
187 const char *file, int line, const char *name)
188 {DYNAMIC_ANNOTATIONS_IMPL}
189
190 void DYNAMIC_ANNOTATIONS_NAME(AnnotateIgnoreReadsBegin)(
191 const char *file, int line)
192 {DYNAMIC_ANNOTATIONS_IMPL}
193
194 void DYNAMIC_ANNOTATIONS_NAME(AnnotateIgnoreReadsEnd)(
195 const char *file, int line)
196 {DYNAMIC_ANNOTATIONS_IMPL}
197
198 void DYNAMIC_ANNOTATIONS_NAME(AnnotateIgnoreWritesBegin)(
199 const char *file, int line)
200 {DYNAMIC_ANNOTATIONS_IMPL}
201
202 void DYNAMIC_ANNOTATIONS_NAME(AnnotateIgnoreWritesEnd)(
203 const char *file, int line)
204 {DYNAMIC_ANNOTATIONS_IMPL}
205
206 void DYNAMIC_ANNOTATIONS_NAME(AnnotateIgnoreSyncBegin)(
207 const char *file, int line)
208 {DYNAMIC_ANNOTATIONS_IMPL}
209
210 void DYNAMIC_ANNOTATIONS_NAME(AnnotateIgnoreSyncEnd)(
211 const char *file, int line)
212 {DYNAMIC_ANNOTATIONS_IMPL}
213
214 void DYNAMIC_ANNOTATIONS_NAME(AnnotateEnableRaceDetection)(
215 const char *file, int line, int enable)
216 {DYNAMIC_ANNOTATIONS_IMPL}
217
218 void DYNAMIC_ANNOTATIONS_NAME(AnnotateNoOp)(
219 const char *file, int line, const volatile void *arg)
220 {DYNAMIC_ANNOTATIONS_IMPL}
221
222 void DYNAMIC_ANNOTATIONS_NAME(AnnotateFlushState)(
223 const char *file, int line)
224 {DYNAMIC_ANNOTATIONS_IMPL}
225
226 #endif /* DYNAMIC_ANNOTATIONS_ENABLED == 1
227 && DYNAMIC_ANNOTATIONS_EXTERNAL_IMPL == 0 */
228
229 #if DYNAMIC_ANNOTATIONS_PROVIDE_RUNNING_ON_VALGRIND == 1 \
230 && DYNAMIC_ANNOTATIONS_EXTERNAL_IMPL == 0
231 static int GetRunningOnValgrind(void) {
232 #ifdef RUNNING_ON_VALGRIND
233 if (RUNNING_ON_VALGRIND) return 1;
234 #endif
235
236 #ifndef _MSC_VER
237 char *running_on_valgrind_str = getenv("RUNNING_ON_VALGRIND");
238 if (running_on_valgrind_str) {
239 return strcmp(running_on_valgrind_str, "0") != 0;
240 }
241 #else
242 /* Visual Studio issues warnings if we use getenv,
243 * so we use GetEnvironmentVariableA instead.
244 */
245 char value[100] = "1";
246 int res = GetEnvironmentVariableA("RUNNING_ON_VALGRIND",
247 value, sizeof(value));
248 /* value will remain "1" if res == 0 or res >= sizeof(value). The latter
249 * can happen only if the given value is long, in this case it can't be "0".
250 */
251 if (res > 0 && strcmp(value, "0") != 0)
252 return 1;
253 #endif
254 return 0;
255 }
256
257 /* See the comments in dynamic_annotations.h */
258 int RunningOnValgrind(void) {
259 static volatile int running_on_valgrind = -1;
260 /* C doesn't have thread-safe initialization of statics, and we
261 don't want to depend on pthread_once here, so hack it. */
262 int local_running_on_valgrind = running_on_valgrind;
263 if (local_running_on_valgrind == -1)
264 running_on_valgrind = local_running_on_valgrind = GetRunningOnValgrind();
265 return local_running_on_valgrind;
266 }
267
268 #endif /* DYNAMIC_ANNOTATIONS_PROVIDE_RUNNING_ON_VALGRIND == 1
269 && DYNAMIC_ANNOTATIONS_EXTERNAL_IMPL == 0 */
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