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authorGravatar ncteisen <ncteisen@gmail.com>2018-06-18 18:39:56 -0700
committerGravatar ncteisen <ncteisen@gmail.com>2018-06-20 07:59:05 -0700
commit93a90e6132d4c6cdf06ae3b0d7176c2ee3944967 (patch)
treee873881aea9d20bdb4c74fc389ffbc2176658821 /include/grpc/impl
parent7fc8bf5833334a8bbe41d940c9e6038012eb694c (diff)
Support codegen generic on server side
Diffstat (limited to 'include/grpc/impl')
-rw-r--r--include/grpc/impl/codegen/log.h112
1 files changed, 112 insertions, 0 deletions
diff --git a/include/grpc/impl/codegen/log.h b/include/grpc/impl/codegen/log.h
new file mode 100644
index 0000000000..ad7f024158
--- /dev/null
+++ b/include/grpc/impl/codegen/log.h
@@ -0,0 +1,112 @@
+/*
+ *
+ * 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_IMPL_CODEGEN_LOG_H
+#define GRPC_IMPL_CODEGEN_LOG_H
+
+#include <grpc/impl/codegen/port_platform.h>
+
+#include <stdarg.h>
+#include <stdlib.h> /* for abort() */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/** GPR log API.
+
+ Usage (within grpc):
+
+ int argument1 = 3;
+ char* argument2 = "hello";
+ gpr_log(GPR_DEBUG, "format string %d", argument1);
+ gpr_log(GPR_INFO, "hello world");
+ gpr_log(GPR_ERROR, "%d %s!!", argument1, argument2); */
+
+/** The severity of a log message - use the #defines below when calling into
+ gpr_log to additionally supply file and line data */
+typedef enum gpr_log_severity {
+ GPR_LOG_SEVERITY_DEBUG,
+ GPR_LOG_SEVERITY_INFO,
+ GPR_LOG_SEVERITY_ERROR
+} gpr_log_severity;
+
+#define GPR_LOG_VERBOSITY_UNSET -1
+
+/** Returns a string representation of the log severity */
+GPRAPI const char* gpr_log_severity_string(gpr_log_severity severity);
+
+/** Macros to build log contexts at various severity levels */
+#define GPR_DEBUG __FILE__, __LINE__, GPR_LOG_SEVERITY_DEBUG
+#define GPR_INFO __FILE__, __LINE__, GPR_LOG_SEVERITY_INFO
+#define GPR_ERROR __FILE__, __LINE__, GPR_LOG_SEVERITY_ERROR
+
+/** Log a message. It's advised to use GPR_xxx above to generate the context
+ * for each message */
+GPRAPI void gpr_log(const char* file, int line, gpr_log_severity severity,
+ const char* format, ...) GPR_PRINT_FORMAT_CHECK(4, 5);
+
+GPRAPI int gpr_should_log(gpr_log_severity severity);
+
+GPRAPI void gpr_log_message(const char* file, int line,
+ gpr_log_severity severity, const char* message);
+
+/** Set global log verbosity */
+GPRAPI void gpr_set_log_verbosity(gpr_log_severity min_severity_to_print);
+
+GPRAPI void gpr_log_verbosity_init(void);
+
+/** Log overrides: applications can use this API to intercept logging calls
+ and use their own implementations */
+
+struct gpr_log_func_args {
+ const char* file;
+ int line;
+ gpr_log_severity severity;
+ const char* message;
+};
+
+typedef struct gpr_log_func_args gpr_log_func_args;
+
+typedef void (*gpr_log_func)(gpr_log_func_args* args);
+GPRAPI void gpr_set_log_function(gpr_log_func func);
+
+/** abort() the process if x is zero, having written a line to the log.
+
+ Intended for internal invariants. If the error can be recovered from,
+ without the possibility of corruption, or might best be reflected via
+ an exception in a higher-level language, consider returning error code. */
+#define GPR_ASSERT(x) \
+ do { \
+ if (GPR_UNLIKELY(!(x))) { \
+ gpr_log(GPR_ERROR, "assertion failed: %s", #x); \
+ abort(); \
+ } \
+ } while (0)
+
+#ifndef NDEBUG
+#define GPR_DEBUG_ASSERT(x) GPR_ASSERT(x)
+#else
+#define GPR_DEBUG_ASSERT(x)
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* GRPC_IMPL_CODEGEN_LOG_H */