third_party/tcmalloc/vendor/src/stacktrace_config.h

   1 // Copyright (c) 2009, Google Inc.
   2 // All rights reserved.
   3 //
   4 // Redistribution and use in source and binary forms, with or without
   5 // modification, are permitted provided that the following conditions are
   6 // met:
   7 //
   8 //     * Redistributions of source code must retain the above copyright
   9 // notice, this list of conditions and the following disclaimer.
  10 //     * Redistributions in binary form must reproduce the above
  11 // copyright notice, this list of conditions and the following disclaimer
  12 // in the documentation and/or other materials provided with the
  13 // distribution.
  14 //     * Neither the name of Google Inc. nor the names of its
  15 // contributors may be used to endorse or promote products derived from
  16 // this software without specific prior written permission.
  17 //
  18 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  22 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  23 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  24 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  25 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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  28 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29
  30 // ---
  31 // Author: Paul Pluzhnikov
  32 //
  33 // Figure out which unwinder to use on a given platform.
  34 //
  35 // Defines STACKTRACE_INL_HEADER to the *-inl.h containing
  36 // actual unwinder implementation.
  37 //
  38 // Defines STACKTRACE_SKIP_CONTEXT_ROUTINES if a separate
  39 // GetStack{Trace,Frames}WithContext should not be provided.
  40 //
  41 // This header is "private" to stacktrace.cc and
  42 // stacktrace_with_context.cc.
  43 //
  44 // DO NOT include it into any other files.
  45
  46 #ifndef BASE_STACKTRACE_CONFIG_H_
  47 #define BASE_STACKTRACE_CONFIG_H_
  48
  49 // First, the i386 and x86_64 case.
  50 #if (defined(__i386__) || defined(__x86_64__)) && __GNUC__ >= 2
  51 # if !defined(NO_FRAME_POINTER)
  52 #   define STACKTRACE_INL_HEADER "stacktrace_x86-inl.h"
  53 #   define STACKTRACE_SKIP_CONTEXT_ROUTINES 1
  54 # elif defined(HAVE_LIBUNWIND_H)  // a proxy for having libunwind installed
  55 #   define STACKTRACE_INL_HEADER "stacktrace_libunwind-inl.h"
  56 #   define STACKTRACE_USES_LIBUNWIND 1
  57 # elif defined(__linux)
  58 #   error Cannnot calculate stack trace: need either libunwind or frame-pointers (see INSTALL file)
  59 # else
  60 #   error Cannnot calculate stack trace: need libunwind (see INSTALL file)
  61 # endif
  62
  63 // The PowerPC case
  64 #elif (defined(__ppc__) || defined(__PPC__)) && __GNUC__ >= 2
  65 # if !defined(NO_FRAME_POINTER)
  66 #   define STACKTRACE_INL_HEADER "stacktrace_powerpc-inl.h"
  67 # else
  68 #   define STACKTRACE_INL_HEADER "stacktrace_generic-inl.h"
  69 # endif
  70
  71 // The ARM case
  72 #elif defined(__arm__)  && __GNUC__ >= 2
  73 # if !defined(NO_FRAME_POINTER)
  74 #   define STACKTRACE_INL_HEADER "stacktrace_arm-inl.h"
  75 # else
  76 #   error stacktrace without frame pointer is not supported on ARM
  77 # endif
  78
  79 // The Windows case -- probably cygwin and mingw will use one of the
  80 // x86-includes above, but if not, we can fall back to windows intrinsics.
  81 #elif defined(_WIN32) || defined(__CYGWIN__) || defined(__CYGWIN32__) || defined(__MINGW32__)
  82 # define STACKTRACE_INL_HEADER "stacktrace_win32-inl.h"
  83
  84 #endif  // all the cases
  85 #endif  // BASE_STACKTRACE_CONFIG_H_