/usr/local/lib64/python3.6/site-packages/pyarrow/include/arrow/util
Edit: /usr/local/lib64/python3.6/site-packages/pyarrow/include/arrow/util/logging.h (9338B)
// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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.
#pragma once
#ifdef GANDIVA_IR
// The LLVM IR code doesn't have an NDEBUG mode. And, it shouldn't include references to
// streams or stdc++. So, making the DCHECK calls void in that case.
#define ARROW_IGNORE_EXPR(expr) ((void)(expr))
#define DCHECK(condition) ARROW_IGNORE_EXPR(condition)
#define DCHECK_OK(status) ARROW_IGNORE_EXPR(status)
#define DCHECK_EQ(val1, val2) ARROW_IGNORE_EXPR(val1)
#define DCHECK_NE(val1, val2) ARROW_IGNORE_EXPR(val1)
#define DCHECK_LE(val1, val2) ARROW_IGNORE_EXPR(val1)
#define DCHECK_LT(val1, val2) ARROW_IGNORE_EXPR(val1)
#define DCHECK_GE(val1, val2) ARROW_IGNORE_EXPR(val1)
#define DCHECK_GT(val1, val2) ARROW_IGNORE_EXPR(val1)
#else // !GANDIVA_IR
#include
#include
#include
#include "arrow/util/macros.h"
#include "arrow/util/visibility.h"
namespace arrow {
namespace util {
enum class ArrowLogLevel : int {
ARROW_DEBUG = -1,
ARROW_INFO = 0,
ARROW_WARNING = 1,
ARROW_ERROR = 2,
ARROW_FATAL = 3
};
#define ARROW_LOG_INTERNAL(level) ::arrow::util::ArrowLog(__FILE__, __LINE__, level)
#define ARROW_LOG(level) ARROW_LOG_INTERNAL(::arrow::util::ArrowLogLevel::ARROW_##level)
#define ARROW_IGNORE_EXPR(expr) ((void)(expr))
#define ARROW_CHECK(condition) \
ARROW_PREDICT_TRUE(condition) \
? ARROW_IGNORE_EXPR(0) \
: ::arrow::util::Voidify() & \
::arrow::util::ArrowLog(__FILE__, __LINE__, \
::arrow::util::ArrowLogLevel::ARROW_FATAL) \
<< " Check failed: " #condition " "
// If 'to_call' returns a bad status, CHECK immediately with a logged message
// of 'msg' followed by the status.
#define ARROW_CHECK_OK_PREPEND(to_call, msg) \
do { \
::arrow::Status _s = (to_call); \
ARROW_CHECK(_s.ok()) << "Operation failed: " << ARROW_STRINGIFY(to_call) << "\n" \
<< (msg) << ": " << _s.ToString(); \
} while (false)
// If the status is bad, CHECK immediately, appending the status to the
// logged message.
#define ARROW_CHECK_OK(s) ARROW_CHECK_OK_PREPEND(s, "Bad status")
#define ARROW_CHECK_EQ(val1, val2) ARROW_CHECK((val1) == (val2))
#define ARROW_CHECK_NE(val1, val2) ARROW_CHECK((val1) != (val2))
#define ARROW_CHECK_LE(val1, val2) ARROW_CHECK((val1) <= (val2))
#define ARROW_CHECK_LT(val1, val2) ARROW_CHECK((val1) < (val2))
#define ARROW_CHECK_GE(val1, val2) ARROW_CHECK((val1) >= (val2))
#define ARROW_CHECK_GT(val1, val2) ARROW_CHECK((val1) > (val2))
#ifdef NDEBUG
#define ARROW_DFATAL ::arrow::util::ArrowLogLevel::ARROW_WARNING
// CAUTION: DCHECK_OK() always evaluates its argument, but other DCHECK*() macros
// only do so in debug mode.
#define ARROW_DCHECK(condition) \
while (false) ARROW_IGNORE_EXPR(condition); \
while (false) ::arrow::util::detail::NullLog()
#define ARROW_DCHECK_OK(s) \
ARROW_IGNORE_EXPR(s); \
while (false) ::arrow::util::detail::NullLog()
#define ARROW_DCHECK_EQ(val1, val2) \
while (false) ARROW_IGNORE_EXPR(val1); \
while (false) ARROW_IGNORE_EXPR(val2); \
while (false) ::arrow::util::detail::NullLog()
#define ARROW_DCHECK_NE(val1, val2) \
while (false) ARROW_IGNORE_EXPR(val1); \
while (false) ARROW_IGNORE_EXPR(val2); \
while (false) ::arrow::util::detail::NullLog()
#define ARROW_DCHECK_LE(val1, val2) \
while (false) ARROW_IGNORE_EXPR(val1); \
while (false) ARROW_IGNORE_EXPR(val2); \
while (false) ::arrow::util::detail::NullLog()
#define ARROW_DCHECK_LT(val1, val2) \
while (false) ARROW_IGNORE_EXPR(val1); \
while (false) ARROW_IGNORE_EXPR(val2); \
while (false) ::arrow::util::detail::NullLog()
#define ARROW_DCHECK_GE(val1, val2) \
while (false) ARROW_IGNORE_EXPR(val1); \
while (false) ARROW_IGNORE_EXPR(val2); \
while (false) ::arrow::util::detail::NullLog()
#define ARROW_DCHECK_GT(val1, val2) \
while (false) ARROW_IGNORE_EXPR(val1); \
while (false) ARROW_IGNORE_EXPR(val2); \
while (false) ::arrow::util::detail::NullLog()
#else
#define ARROW_DFATAL ::arrow::util::ArrowLogLevel::ARROW_FATAL
#define ARROW_DCHECK ARROW_CHECK
#define ARROW_DCHECK_OK ARROW_CHECK_OK
#define ARROW_DCHECK_EQ ARROW_CHECK_EQ
#define ARROW_DCHECK_NE ARROW_CHECK_NE
#define ARROW_DCHECK_LE ARROW_CHECK_LE
#define ARROW_DCHECK_LT ARROW_CHECK_LT
#define ARROW_DCHECK_GE ARROW_CHECK_GE
#define ARROW_DCHECK_GT ARROW_CHECK_GT
#endif // NDEBUG
#define DCHECK ARROW_DCHECK
#define DCHECK_OK ARROW_DCHECK_OK
#define DCHECK_EQ ARROW_DCHECK_EQ
#define DCHECK_NE ARROW_DCHECK_NE
#define DCHECK_LE ARROW_DCHECK_LE
#define DCHECK_LT ARROW_DCHECK_LT
#define DCHECK_GE ARROW_DCHECK_GE
#define DCHECK_GT ARROW_DCHECK_GT
// This code is adapted from
// https://github.com/ray-project/ray/blob/master/src/ray/util/logging.h.
// To make the logging lib pluggable with other logging libs and make
// the implementation unawared by the user, ArrowLog is only a declaration
// which hide the implementation into logging.cc file.
// In logging.cc, we can choose different log libs using different macros.
// This is also a null log which does not output anything.
class ARROW_EXPORT ArrowLogBase {
public:
virtual ~ArrowLogBase() {}
virtual bool IsEnabled() const { return false; }
template
ArrowLogBase& operator<<(const T& t) {
if (IsEnabled()) {
Stream() << t;
}
return *this;
}
protected:
virtual std::ostream& Stream() = 0;
};
class ARROW_EXPORT ArrowLog : public ArrowLogBase {
public:
ArrowLog(const char* file_name, int line_number, ArrowLogLevel severity);
~ArrowLog() override;
/// Return whether or not current logging instance is enabled.
///
/// \return True if logging is enabled and false otherwise.
bool IsEnabled() const override;
/// The init function of arrow log for a program which should be called only once.
///
/// \param appName The app name which starts the log.
/// \param severity_threshold Logging threshold for the program.
/// \param logDir Logging output file name. If empty, the log won't output to file.
static void StartArrowLog(const std::string& appName,
ArrowLogLevel severity_threshold = ArrowLogLevel::ARROW_INFO,
const std::string& logDir = "");
/// The shutdown function of arrow log, it should be used with StartArrowLog as a pair.
static void ShutDownArrowLog();
/// Install the failure signal handler to output call stack when crash.
/// If glog is not installed, this function won't do anything.
static void InstallFailureSignalHandler();
/// Uninstall the signal actions installed by InstallFailureSignalHandler.
static void UninstallSignalAction();
/// Return whether or not the log level is enabled in current setting.
///
/// \param log_level The input log level to test.
/// \return True if input log level is not lower than the threshold.
static bool IsLevelEnabled(ArrowLogLevel log_level);
private:
ARROW_DISALLOW_COPY_AND_ASSIGN(ArrowLog);
// Hide the implementation of log provider by void *.
// Otherwise, lib user may define the same macro to use the correct header file.
void* logging_provider_;
/// True if log messages should be logged and false if they should be ignored.
bool is_enabled_;
static ArrowLogLevel severity_threshold_;
protected:
std::ostream& Stream() override;
};
// This class make ARROW_CHECK compilation pass to change the << operator to void.
// This class is copied from glog.
class ARROW_EXPORT Voidify {
public:
Voidify() {}
// This has to be an operator with a precedence lower than << but
// higher than ?:
void operator&(ArrowLogBase&) {}
};
namespace detail {
/// @brief A helper for the nil log sink.
///
/// Using this helper is analogous to sending log messages to /dev/null:
/// nothing gets logged.
class NullLog {
public:
/// The no-op output operator.
///
/// @param [in] t
/// The object to send into the nil sink.
/// @return Reference to the updated object.
template
NullLog& operator<<(const T& t) {
return *this;
}
};
} // namespace detail
} // namespace util
} // namespace arrow
#endif // GANDIVA_IR