| //===-- xray_flags.cc -------------------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file is a part of XRay, a dynamic runtime instrumentation system. |
| // |
| // XRay flag parsing logic. |
| //===----------------------------------------------------------------------===// |
| |
| #include "xray_flags.h" |
| #include "sanitizer_common/sanitizer_common.h" |
| #include "sanitizer_common/sanitizer_flag_parser.h" |
| #include "sanitizer_common/sanitizer_libc.h" |
| #include "xray_defs.h" |
| |
| using namespace __sanitizer; |
| |
| namespace __xray { |
| |
| Flags xray_flags_dont_use_directly; // use via flags(). |
| |
| void Flags::SetDefaults() XRAY_NEVER_INSTRUMENT { |
| #define XRAY_FLAG(Type, Name, DefaultValue, Description) Name = DefaultValue; |
| #include "xray_flags.inc" |
| #undef XRAY_FLAG |
| } |
| |
| static void RegisterXRayFlags(FlagParser *P, Flags *F) XRAY_NEVER_INSTRUMENT { |
| #define XRAY_FLAG(Type, Name, DefaultValue, Description) \ |
| RegisterFlag(P, #Name, Description, &F->Name); |
| #include "xray_flags.inc" |
| #undef XRAY_FLAG |
| } |
| |
| void InitializeFlags() XRAY_NEVER_INSTRUMENT { |
| SetCommonFlagsDefaults(); |
| auto *F = flags(); |
| F->SetDefaults(); |
| |
| FlagParser XRayParser; |
| RegisterXRayFlags(&XRayParser, F); |
| RegisterCommonFlags(&XRayParser); |
| |
| // Override from command line. |
| XRayParser.ParseString(GetEnv("XRAY_OPTIONS")); |
| |
| InitializeCommonFlags(); |
| |
| if (Verbosity()) |
| ReportUnrecognizedFlags(); |
| |
| if (common_flags()->help) { |
| XRayParser.PrintFlagDescriptions(); |
| } |
| } |
| |
| } // namespace __xray |