Built motion from commit 6a09e18b.|2.6.11

[motion2.git] / legacy-libs / grpc / deps / grpc / src / core / lib / profiling / timers.h

diff --git a/legacy-libs/grpc/deps/grpc/src/core/lib/profiling/timers.h b/legacy-libs/grpc/deps/grpc/src/core/lib/profiling/timers.h
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+/*
+ *
+ * Copyright 2015 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#ifndef GRPC_CORE_LIB_PROFILING_TIMERS_H
+#define GRPC_CORE_LIB_PROFILING_TIMERS_H
+
+void gpr_timers_global_init(void);
+void gpr_timers_global_destroy(void);
+
+void gpr_timer_add_mark(const char* tagstr, int important, const char* file,
+                        int line);
+void gpr_timer_begin(const char* tagstr, int important, const char* file,
+                     int line);
+void gpr_timer_end(const char* tagstr, int important, const char* file,
+                   int line);
+
+void gpr_timers_set_log_filename(const char* filename);
+
+void gpr_timer_set_enabled(int enabled);
+
+#if !(defined(GRPC_STAP_PROFILER) + defined(GRPC_BASIC_PROFILER) + \
+      defined(GRPC_CUSTOM_PROFILER))
+/* No profiling. No-op all the things. */
+#define GPR_TIMER_MARK(tag, important) \
+  do {                                 \
+  } while (0)
+
+#define GPR_TIMER_SCOPE(tag, important) \
+  do {                                  \
+  } while (0)
+
+#else /* at least one profiler requested... */
+/* ... hopefully only one. */
+#if defined(GRPC_STAP_PROFILER) && defined(GRPC_BASIC_PROFILER)
+#error "GRPC_STAP_PROFILER and GRPC_BASIC_PROFILER are mutually exclusive."
+#endif
+#if defined(GRPC_STAP_PROFILER) && defined(GRPC_CUSTOM_PROFILER)
+#error "GRPC_STAP_PROFILER and GRPC_CUSTOM_PROFILER are mutually exclusive."
+#endif
+#if defined(GRPC_CUSTOM_PROFILER) && defined(GRPC_BASIC_PROFILER)
+#error "GRPC_CUSTOM_PROFILER and GRPC_BASIC_PROFILER are mutually exclusive."
+#endif
+
+/* Generic profiling interface. */
+#define GPR_TIMER_MARK(tag, important) \
+  gpr_timer_add_mark(tag, important, __FILE__, __LINE__);
+
+#ifdef GRPC_STAP_PROFILER
+/* Empty placeholder for now. */
+#endif /* GRPC_STAP_PROFILER */
+
+#ifdef GRPC_BASIC_PROFILER
+/* Empty placeholder for now. */
+#endif /* GRPC_BASIC_PROFILER */
+
+namespace grpc {
+class ProfileScope {
+ public:
+  ProfileScope(const char* desc, bool important, const char* file, int line)
+      : desc_(desc) {
+    gpr_timer_begin(desc_, important ? 1 : 0, file, line);
+  }
+  ~ProfileScope() { gpr_timer_end(desc_, 0, "n/a", 0); }
+
+ private:
+  const char* const desc_;
+};
+}  // namespace grpc
+
+#define GPR_TIMER_SCOPE_NAME_INTERNAL(prefix, line) prefix##line
+#define GPR_TIMER_SCOPE_NAME(prefix, line) \
+  GPR_TIMER_SCOPE_NAME_INTERNAL(prefix, line)
+#define GPR_TIMER_SCOPE(tag, important)                                 \
+  ::grpc::ProfileScope GPR_TIMER_SCOPE_NAME(_profile_scope_, __LINE__)( \
+      (tag), (important), __FILE__, __LINE__)
+
+#endif /* at least one profiler requested. */
+
+#endif /* GRPC_CORE_LIB_PROFILING_TIMERS_H */