diff options
Diffstat (limited to 'absl/log/internal/strip.h')
| -rw-r--r-- | absl/log/internal/strip.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/absl/log/internal/strip.h b/absl/log/internal/strip.h index f8d27869..3e550104 100644 --- a/absl/log/internal/strip.h +++ b/absl/log/internal/strip.h @@ -20,6 +20,7 @@ #ifndef ABSL_LOG_INTERNAL_STRIP_H_ #define ABSL_LOG_INTERNAL_STRIP_H_ +#include "absl/base/attributes.h" // IWYU pragma: keep #include "absl/base/log_severity.h" #include "absl/log/internal/log_message.h" #include "absl/log/internal/nullstream.h" @@ -29,6 +30,16 @@ // of defines comes in three flavors: vanilla, plus two variants that strip some // logging in subtly different ways for subtly different reasons (see below). #if defined(STRIP_LOG) && STRIP_LOG + +// Attribute for marking variables used in implementation details of logging +// macros as unused, but only when `STRIP_LOG` is defined. +// With `STRIP_LOG` on, not marking them triggers `-Wunused-but-set-variable`, +// With `STRIP_LOG` off, marking them triggers `-Wused-but-marked-unused`. +// +// TODO(b/290784225): Replace this macro with attribute [[maybe_unused]] when +// Abseil stops supporting C++14. +#define ABSL_LOG_INTERNAL_ATTRIBUTE_UNUSED_IF_STRIP_LOG ABSL_ATTRIBUTE_UNUSED + #define ABSL_LOGGING_INTERNAL_LOG_INFO ::absl::log_internal::NullStream() #define ABSL_LOGGING_INTERNAL_LOG_WARNING ::absl::log_internal::NullStream() #define ABSL_LOGGING_INTERNAL_LOG_ERROR ::absl::log_internal::NullStream() @@ -38,10 +49,21 @@ ::absl::log_internal::NullStreamMaybeFatal(::absl::kLogDebugFatal) #define ABSL_LOGGING_INTERNAL_LOG_LEVEL(severity) \ ::absl::log_internal::NullStreamMaybeFatal(absl_log_internal_severity) + +// Fatal `DLOG`s expand a little differently to avoid being `[[noreturn]]`. +#define ABSL_LOGGING_INTERNAL_DLOG_FATAL \ + ::absl::log_internal::NullStreamMaybeFatal(::absl::LogSeverity::kFatal) +#define ABSL_LOGGING_INTERNAL_DLOG_QFATAL \ + ::absl::log_internal::NullStreamMaybeFatal(::absl::LogSeverity::kFatal) + #define ABSL_LOG_INTERNAL_CHECK(failure_message) ABSL_LOGGING_INTERNAL_LOG_FATAL #define ABSL_LOG_INTERNAL_QCHECK(failure_message) \ ABSL_LOGGING_INTERNAL_LOG_QFATAL + #else // !defined(STRIP_LOG) || !STRIP_LOG + +#define ABSL_LOG_INTERNAL_ATTRIBUTE_UNUSED_IF_STRIP_LOG + #define ABSL_LOGGING_INTERNAL_LOG_INFO \ ::absl::log_internal::LogMessage( \ __FILE__, __LINE__, ::absl::log_internal::LogMessage::InfoTag{}) @@ -60,6 +82,13 @@ #define ABSL_LOGGING_INTERNAL_LOG_LEVEL(severity) \ ::absl::log_internal::LogMessage(__FILE__, __LINE__, \ absl_log_internal_severity) + +// Fatal `DLOG`s expand a little differently to avoid being `[[noreturn]]`. +#define ABSL_LOGGING_INTERNAL_DLOG_FATAL \ + ::absl::log_internal::LogMessageDebugFatal(__FILE__, __LINE__) +#define ABSL_LOGGING_INTERNAL_DLOG_QFATAL \ + ::absl::log_internal::LogMessageQuietlyDebugFatal(__FILE__, __LINE__) + // These special cases dispatch to special-case constructors that allow us to // avoid an extra function call and shrink non-LTO binaries by a percent or so. #define ABSL_LOG_INTERNAL_CHECK(failure_message) \ @@ -69,4 +98,11 @@ failure_message) #endif // !defined(STRIP_LOG) || !STRIP_LOG +// This part of a non-fatal `DLOG`s expands the same as `LOG`. +#define ABSL_LOGGING_INTERNAL_DLOG_INFO ABSL_LOGGING_INTERNAL_LOG_INFO +#define ABSL_LOGGING_INTERNAL_DLOG_WARNING ABSL_LOGGING_INTERNAL_LOG_WARNING +#define ABSL_LOGGING_INTERNAL_DLOG_ERROR ABSL_LOGGING_INTERNAL_LOG_ERROR +#define ABSL_LOGGING_INTERNAL_DLOG_DFATAL ABSL_LOGGING_INTERNAL_LOG_DFATAL +#define ABSL_LOGGING_INTERNAL_DLOG_LEVEL ABSL_LOGGING_INTERNAL_LOG_LEVEL + #endif // ABSL_LOG_INTERNAL_STRIP_H_ |