mirror of https://github.com/grpc/grpc.git
David Garcia Quintas
8 years ago
parent
1399e466b0
commit
c79b0650d2
57 changed files with 135 additions and 229 deletions
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/*
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* |
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* Copyright 2015, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following disclaimer |
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* in the documentation and/or other materials provided with the |
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* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#ifndef GRPC_IMPL_CODEGEN_LOG_H |
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#define GRPC_IMPL_CODEGEN_LOG_H |
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#include <inttypes.h> |
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#include <stdarg.h> |
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#include <stdlib.h> /* for abort() */ |
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#include <grpc/impl/codegen/port_platform.h> |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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/* GPR log API.
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Usage (within grpc): |
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int argument1 = 3; |
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char* argument2 = "hello"; |
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gpr_log(GPR_DEBUG, "format string %d", argument1); |
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gpr_log(GPR_INFO, "hello world"); |
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gpr_log(GPR_ERROR, "%d %s!!", argument1, argument2); */ |
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/* The severity of a log message - use the #defines below when calling into
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gpr_log to additionally supply file and line data */ |
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typedef enum gpr_log_severity { |
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GPR_LOG_SEVERITY_DEBUG, |
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GPR_LOG_SEVERITY_INFO, |
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GPR_LOG_SEVERITY_ERROR |
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} gpr_log_severity; |
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#define GPR_LOG_VERBOSITY_UNSET -1 |
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/* Returns a string representation of the log severity */ |
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const char *gpr_log_severity_string(gpr_log_severity severity); |
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/* Macros to build log contexts at various severity levels */ |
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#define GPR_DEBUG __FILE__, __LINE__, GPR_LOG_SEVERITY_DEBUG |
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#define GPR_INFO __FILE__, __LINE__, GPR_LOG_SEVERITY_INFO |
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#define GPR_ERROR __FILE__, __LINE__, GPR_LOG_SEVERITY_ERROR |
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/* Log a message. It's advised to use GPR_xxx above to generate the context
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* for each message */ |
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GPRAPI void gpr_log(const char *file, int line, gpr_log_severity severity, |
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const char *format, ...) GPRC_PRINT_FORMAT_CHECK(4, 5); |
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GPRAPI void gpr_log_message(const char *file, int line, |
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gpr_log_severity severity, const char *message); |
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/* Set global log verbosity */ |
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GPRAPI void gpr_set_log_verbosity(gpr_log_severity min_severity_to_print); |
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GPRAPI void gpr_log_verbosity_init(); |
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/* Log overrides: applications can use this API to intercept logging calls
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and use their own implementations */ |
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typedef struct { |
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const char *file; |
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int line; |
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gpr_log_severity severity; |
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const char *message; |
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} gpr_log_func_args; |
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typedef void (*gpr_log_func)(gpr_log_func_args *args); |
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GPRAPI void gpr_set_log_function(gpr_log_func func); |
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/* abort() the process if x is zero, having written a line to the log.
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Intended for internal invariants. If the error can be recovered from, |
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without the possibility of corruption, or might best be reflected via |
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an exception in a higher-level language, consider returning error code. */ |
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#define GPR_ASSERT(x) \ |
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do { \
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if (!(x)) { \
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gpr_log(GPR_ERROR, "assertion failed: %s", #x); \
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abort(); \
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} \
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} while (0) |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif /* GRPC_IMPL_CODEGEN_LOG_H */ |
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