xref: /freebsd/contrib/llvm-project/compiler-rt/lib/memprof/memprof_flags.h (revision e8d8bef961a50d4dc22501cde4fb9fb0be1b2532)
1*e8d8bef9SDimitry Andric //===-- memprof_flags.h ---------------------------------------*- C++ -*-===//
2*e8d8bef9SDimitry Andric //
3*e8d8bef9SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*e8d8bef9SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
5*e8d8bef9SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*e8d8bef9SDimitry Andric //
7*e8d8bef9SDimitry Andric //===----------------------------------------------------------------------===//
8*e8d8bef9SDimitry Andric //
9*e8d8bef9SDimitry Andric // This file is a part of MemProfiler, a memory profiler.
10*e8d8bef9SDimitry Andric //
11*e8d8bef9SDimitry Andric // MemProf runtime flags.
12*e8d8bef9SDimitry Andric //===----------------------------------------------------------------------===//
13*e8d8bef9SDimitry Andric 
14*e8d8bef9SDimitry Andric #ifndef MEMPROF_FLAGS_H
15*e8d8bef9SDimitry Andric #define MEMPROF_FLAGS_H
16*e8d8bef9SDimitry Andric 
17*e8d8bef9SDimitry Andric #include "sanitizer_common/sanitizer_flag_parser.h"
18*e8d8bef9SDimitry Andric #include "sanitizer_common/sanitizer_internal_defs.h"
19*e8d8bef9SDimitry Andric 
20*e8d8bef9SDimitry Andric // MemProf flag values can be defined in four ways:
21*e8d8bef9SDimitry Andric // 1) initialized with default values at startup.
22*e8d8bef9SDimitry Andric // 2) overriden during compilation of MemProf runtime by providing
23*e8d8bef9SDimitry Andric //    compile definition MEMPROF_DEFAULT_OPTIONS.
24*e8d8bef9SDimitry Andric // 3) overriden from string returned by user-specified function
25*e8d8bef9SDimitry Andric //    __memprof_default_options().
26*e8d8bef9SDimitry Andric // 4) overriden from env variable MEMPROF_OPTIONS.
27*e8d8bef9SDimitry Andric 
28*e8d8bef9SDimitry Andric namespace __memprof {
29*e8d8bef9SDimitry Andric 
30*e8d8bef9SDimitry Andric struct Flags {
31*e8d8bef9SDimitry Andric #define MEMPROF_FLAG(Type, Name, DefaultValue, Description) Type Name;
32*e8d8bef9SDimitry Andric #include "memprof_flags.inc"
33*e8d8bef9SDimitry Andric #undef MEMPROF_FLAG
34*e8d8bef9SDimitry Andric 
35*e8d8bef9SDimitry Andric   void SetDefaults();
36*e8d8bef9SDimitry Andric };
37*e8d8bef9SDimitry Andric 
38*e8d8bef9SDimitry Andric extern Flags memprof_flags_dont_use_directly;
flags()39*e8d8bef9SDimitry Andric inline Flags *flags() { return &memprof_flags_dont_use_directly; }
40*e8d8bef9SDimitry Andric 
41*e8d8bef9SDimitry Andric void InitializeFlags();
42*e8d8bef9SDimitry Andric 
43*e8d8bef9SDimitry Andric } // namespace __memprof
44*e8d8bef9SDimitry Andric 
45*e8d8bef9SDimitry Andric #endif // MEMPROF_FLAGS_H
46