#pragma once #include "debug.h" #include <util/system/defaults.h> /** * Debug level, as set via `DBGOUT` environment variable. */ enum ETraceLevel: ui8 { TRACE_ERR = 1, TRACE_WARN = 2, TRACE_NOTICE = 3, TRACE_INFO = 4, TRACE_DEBUG = 5, TRACE_DETAIL = 6, TRACE_VERBOSE = 7 }; #if !defined(NDEBUG) && !defined(Y_ENABLE_TRACE) #define Y_ENABLE_TRACE #endif /** * Writes the given data into standard debug stream if current debug level set * via `DBGOUT` environment variable permits it. * * Example usage: * @code * Y_DBGTRACE(DEBUG, "Advance from " << node1 << " to " << node2); * @endcode * * @param elevel Debug level of this trace command, e.g. * `WARN` or `DEBUG`. Basically a suffix of * one of the values of `ETraceLevel` enum. * @param args Argument chain to be written out into * standard debug stream, joined with `<<` * operator. * @see ETraceLevel */ #define Y_DBGTRACE(elevel, args) Y_DBGTRACE0(int(TRACE_##elevel), args) #define Y_DBGTRACE0(level, args) \ do { \ if constexpr (Y_IS_DEBUG_BUILD) { \ if ((level) <= StdDbgLevel()) { \ StdDbgStream() << args << Endl; \ } \ } \ } while (false)