Add dev-libs/Ice patch to remove execinfo.h which is unapplicable on musl libc.

This commit is contained in:
inference 2022-11-23 23:15:37 +00:00
parent 0cda33d82f
commit 30ccff4bb5

View File

@ -0,0 +1,792 @@
// **********************************************************************
//
// Copyright (c) 2003-2018 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
#if defined(_MSC_VER) && _MSC_VER >= 1700
//
// DbgHelp.dll on Windows XP does not contain Unicode functions, so we
// "switch on" Unicode only with VS2012 and up
//
# ifndef UNICODE
# define UNICODE
# endif
# ifndef _UNICODE
# define _UNICODE
# endif
#endif
#include <IceUtil/Exception.h>
#include <IceUtil/MutexPtrLock.h>
#include <IceUtil/Mutex.h>
#include <IceUtil/StringUtil.h>
#include <ostream>
#include <iomanip>
#include <cstdlib>
#if defined(__GNUC__) && !defined(__sun) && !defined(__FreeBSD__) && !defined(__MINGW32__) && \
!defined(ICE_STATIC_LIBS)
# include <execinfo.h>
# include <cxxabi.h>
# define ICE_GCC_STACK_TRACES
#endif
#if defined(_WIN32) && !defined(ICE_OS_WINRT) && !defined(__MINGW32__)
# define ICE_WIN32_STACK_TRACES
# if defined(_MSC_VER) && _MSC_VER >= 1700
# define DBGHELP_TRANSLATE_TCHAR
# include <IceUtil/StringConverter.h>
# if _MSC_VER >= 1900
# // VS 2015 RC issues this warning for code in DbgHelp.h
# pragma warning(disable:4091)
# endif
# endif
# include <DbgHelp.h>
# include <tchar.h>
#endif
using namespace std;
namespace IceUtilInternal
{
bool ICE_UTIL_API printStackTraces = false;
bool ICE_UTIL_API nullHandleAbort = false;
}
namespace
{
IceUtil::Mutex* globalMutex = 0;
#ifdef ICE_WIN32_STACK_TRACES
HANDLE process = 0;
#endif
class Init
{
public:
Init()
{
globalMutex = new IceUtil::Mutex;
}
~Init()
{
delete globalMutex;
globalMutex = 0;
#ifdef ICE_WIN32_STACK_TRACES
if(process != 0)
{
SymCleanup(process);
process = 0;
}
#endif
}
};
Init init;
vector<void*>
getStackFrames()
{
vector<void*> stackFrames;
if(!IceUtilInternal::printStackTraces)
{
return stackFrames;
}
# if defined(ICE_WIN32_STACK_TRACES)
stackFrames.resize(61);
//
// 1: skip the first frame (the call to getStackFrames)
// 1 + stackSize < 63 on Windows XP according to the documentation for CaptureStackBackTrace
//
USHORT frameCount = CaptureStackBackTrace(1, static_cast<DWORD>(stackFrames.size()), &stackFrames.front(), 0);
stackFrames.resize(frameCount);
# elif defined(ICE_GCC_STACK_TRACES)
stackFrames.resize(100);
size_t stackDepth = backtrace(&stackFrames.front(), stackFrames.size());
stackFrames.resize(stackDepth);
# endif
return stackFrames;
}
string
getStackTrace(const vector<void*>& stackFrames)
{
if(stackFrames.empty())
{
return "";
}
string stackTrace;
# if defined(ICE_WIN32_STACK_TRACES)
//
// Note: the Sym functions are not thread-safe
//
IceUtilInternal::MutexPtrLock<IceUtil::Mutex> lock(globalMutex);
if(process == 0)
{
//
// Compute Search path (best effort)
// consists of the current working directory, this DLL (or exe) directory and %_NT_SYMBOL_PATH%
//
basic_string<TCHAR> searchPath;
const TCHAR pathSeparator = _T('\\');
const TCHAR searchPathSeparator = _T(';');
TCHAR cwd[MAX_PATH];
if(GetCurrentDirectory(MAX_PATH, cwd) != 0)
{
searchPath = cwd;
}
HMODULE myModule = 0;
GetModuleHandleExA(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS | GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT,
"startHook",
&myModule);
//
// If GetModuleHandleEx fails, myModule is NULL, i.e. we'll locate the current exe's directory.
//
TCHAR myFilename[MAX_PATH];
DWORD len = GetModuleFileName(myModule, myFilename, MAX_PATH);
if(len != 0 && len < MAX_PATH)
{
assert(myFilename[len] == 0);
basic_string<TCHAR> myPath = myFilename;
size_t pos = myPath.find_last_of(pathSeparator);
if(pos != basic_string<TCHAR>::npos)
{
myPath = myPath.substr(0, pos);
if(!searchPath.empty())
{
searchPath += searchPathSeparator;
}
searchPath += myPath;
}
}
const DWORD size = 1024;
TCHAR symbolPath[size];
len = GetEnvironmentVariable(_T("_NT_SYMBOL_PATH"), symbolPath, size);
if(len > 0 && len < size)
{
if(!searchPath.empty())
{
searchPath += searchPathSeparator;
}
searchPath += symbolPath;
}
process = GetCurrentProcess();
SymSetOptions(SYMOPT_LOAD_LINES | SYMOPT_DEFERRED_LOADS | SYMOPT_EXACT_SYMBOLS | SYMOPT_UNDNAME);
if(SymInitialize(process, searchPath.c_str(), TRUE) == 0)
{
process = 0;
return "No stack trace: SymInitialize failed with " + IceUtilInternal::errorToString(GetLastError());
}
}
lock.release();
#if defined(_MSC_VER) && (_MSC_VER >= 1600)
# if defined(DBGHELP_TRANSLATE_TCHAR)
static_assert(sizeof(TCHAR) == sizeof(wchar_t), "Bad TCHAR - should be wchar_t");
# else
static_assert(sizeof(TCHAR) == sizeof(char), "Bad TCHAR - should be char");
# endif
#endif
char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME * sizeof(TCHAR)];
SYMBOL_INFO* symbol = reinterpret_cast<SYMBOL_INFO*>(buffer);
symbol->SizeOfStruct = sizeof(SYMBOL_INFO);
symbol->MaxNameLen = MAX_SYM_NAME;
IMAGEHLP_LINE64 line = {};
line.SizeOfStruct = sizeof(IMAGEHLP_LINE64);
DWORD displacement = 0;
lock.acquire();
// TODO: call SymRefreshModuleList here? (not available on XP)
#ifdef DBGHELP_TRANSLATE_TCHAR
const IceUtil::StringConverterPtr converter = IceUtil::getProcessStringConverter();
#endif
for(size_t i = 0; i < stackFrames.size(); i++)
{
if(!stackTrace.empty())
{
stackTrace += "\n";
}
stringstream s;
s << setw(3) << i << " ";
DWORD64 address = reinterpret_cast<DWORD64>(stackFrames[i]);
BOOL ok = SymFromAddr(process, address, 0, symbol);
if(ok)
{
#ifdef DBGHELP_TRANSLATE_TCHAR
s << IceUtil::wstringToString(symbol->Name, converter);
#else
s << symbol->Name;
#endif
ok = SymGetLineFromAddr64(process, address, &displacement, &line);
if(ok)
{
s << " at line " << line.LineNumber << " in "
#ifdef DBGHELP_TRANSLATE_TCHAR
<< IceUtil::wstringToString(line.FileName, converter);
#else
<< line.FileName;
#endif
}
}
else
{
s << hex << "0x" << address;
}
stackTrace += s.str();
}
lock.release();
# elif defined(ICE_GCC_STACK_TRACES)
// With some compilers/toolchains this can fail so we must check that
// stackStrings is not null.
char** stackStrings = backtrace_symbols(&stackFrames.front(), stackFrames.size());
if(stackStrings != 0)
{
//
// Start at 1 to skip the top frame (== call to this function)
//
for(size_t i = 1; i < stackFrames.size(); i++)
{
string line(stackStrings[i]);
if(i > 1)
{
stackTrace += "\n";
}
stringstream s;
s << setw(3) << i - 1 << " ";
//
// For each line attempt to parse the mangled function name as well
// as the source library/executable.
//
string mangled;
string source;
string::size_type openParen = line.find_first_of('(');
if(openParen != string::npos)
{
//
// Format: "/opt/Ice/lib/libIceUtil.so.33(_ZN7IceUtil9ExceptionC2EPKci+0x51) [0x73b267]"
//
string::size_type closeParen = line.find_first_of(')', openParen);
if(closeParen != string::npos)
{
string tmp = line.substr(openParen + 1, closeParen - openParen - 1);
string::size_type plus = tmp.find_last_of('+');
if(plus != string::npos)
{
mangled = tmp.substr(0 , plus);
source = line.substr(0, openParen);
}
}
}
else
{
//
// Format: "1 libIce.3.3.1.dylib 0x000933a1 _ZN7IceUtil9ExceptionC2EPKci + 71"
//
string::size_type plus = line.find_last_of('+');
if(plus != string::npos)
{
string tmp = line.substr(0, plus - 1);
string::size_type space = tmp.find_last_of(" \t");
if(space != string::npos)
{
tmp = tmp.substr(space + 1, tmp.size() - space);
string::size_type start = line.find_first_not_of(" \t", 3);
if(start != string::npos)
{
string::size_type finish = line.find_first_of(" \t", start);
if(finish != string::npos)
{
mangled = tmp;
source = line.substr(start, finish - start);
}
}
}
}
}
if(mangled.size() != 0)
{
//
// Unmangle the function name
//
int status;
char* unmangled = abi::__cxa_demangle(mangled.c_str(), 0, 0, &status);
if(unmangled)
{
s << unmangled;
free(unmangled);
}
else
{
s << mangled << "()";
}
if(!source.empty())
{
s << " in " << source;
}
}
else
{
s << line;
}
stackTrace += s.str();
}
free(stackStrings);
}
else
{
stackTrace = "<stack trace unavailable>";
}
# endif
return stackTrace;
}
}
IceUtil::Exception::Exception() :
_file(0),
_line(0),
_stackFrames(getStackFrames())
{
}
IceUtil::Exception::Exception(const char* file, int line) :
_file(file),
_line(line),
_stackFrames(getStackFrames())
{
}
IceUtil::Exception::~Exception() throw()
{
}
const char* IceUtil::Exception::_name = "IceUtil::Exception";
string
IceUtil::Exception::ice_name() const
{
return _name;
}
void
IceUtil::Exception::ice_print(ostream& out) const
{
if(_file && _line > 0)
{
out << _file << ':' << _line << ": ";
}
out << ice_name();
}
const char*
IceUtil::Exception::what() const throw()
{
try
{
IceUtilInternal::MutexPtrLock<IceUtil::Mutex> lock(globalMutex);
{
if(_str.empty())
{
stringstream s;
ice_print(s);
_str = s.str(); // Lazy initialization.
}
}
return _str.c_str();
}
catch(...)
{
}
return "";
}
IceUtil::Exception*
IceUtil::Exception::ice_clone() const
{
return new Exception(*this);
}
void
IceUtil::Exception::ice_throw() const
{
throw *this;
}
const char*
IceUtil::Exception::ice_file() const
{
return _file;
}
int
IceUtil::Exception::ice_line() const
{
return _line;
}
string
IceUtil::Exception::ice_stackTrace() const
{
return getStackTrace(_stackFrames);
}
ostream&
IceUtil::operator<<(ostream& out, const IceUtil::Exception& ex)
{
ex.ice_print(out);
return out;
}
IceUtil::NullHandleException::NullHandleException(const char* file, int line) :
Exception(file, line)
{
if(IceUtilInternal::nullHandleAbort)
{
abort();
}
}
IceUtil::NullHandleException::~NullHandleException() throw()
{
}
const char* IceUtil::NullHandleException::_name = "IceUtil::NullHandleException";
string
IceUtil::NullHandleException::ice_name() const
{
return _name;
}
IceUtil::NullHandleException*
IceUtil::NullHandleException::ice_clone() const
{
return new NullHandleException(*this);
}
void
IceUtil::NullHandleException::ice_throw() const
{
throw *this;
}
IceUtil::IllegalArgumentException::IllegalArgumentException(const char* file, int line) :
Exception(file, line)
{
}
IceUtil::IllegalArgumentException::IllegalArgumentException(const char* file, int line, const string& r) :
Exception(file, line),
_reason(r)
{
}
IceUtil::IllegalArgumentException::~IllegalArgumentException() throw()
{
}
const char* IceUtil::IllegalArgumentException::_name = "IceUtil::IllegalArgumentException";
string
IceUtil::IllegalArgumentException::ice_name() const
{
return _name;
}
void
IceUtil::IllegalArgumentException::ice_print(ostream& out) const
{
Exception::ice_print(out);
out << ": " << _reason;
}
IceUtil::IllegalArgumentException*
IceUtil::IllegalArgumentException::ice_clone() const
{
return new IllegalArgumentException(*this);
}
void
IceUtil::IllegalArgumentException::ice_throw() const
{
throw *this;
}
string
IceUtil::IllegalArgumentException::reason() const
{
return _reason;
}
//
// IllegalConversionException
//
const char* IceUtil::IllegalConversionException::_name = "IceUtil::IllegalConversionException";
IceUtil::IllegalConversionException::IllegalConversionException(const char* file, int line):
Exception(file, line)
{}
IceUtil::IllegalConversionException::IllegalConversionException(const char* file, int line,
const string& reason):
Exception(file, line),
_reason(reason)
{}
IceUtil::IllegalConversionException::~IllegalConversionException() throw()
{}
string
IceUtil::IllegalConversionException::ice_name() const
{
return _name;
}
void
IceUtil::IllegalConversionException::ice_print(ostream& out) const
{
Exception::ice_print(out);
out << ": " << _reason;
}
IceUtil::IllegalConversionException*
IceUtil::IllegalConversionException::ice_clone() const
{
return new IllegalConversionException(*this);
}
void
IceUtil::IllegalConversionException::ice_throw() const
{
throw *this;
}
string
IceUtil::IllegalConversionException::reason() const
{
return _reason;
}
IceUtil::SyscallException::SyscallException(const char* file, int line, int err ):
Exception(file, line),
_error(err)
{
}
const char* IceUtil::SyscallException::_name = "IceUtil::SyscallException";
string
IceUtil::SyscallException::ice_name() const
{
return _name;
}
void
IceUtil::SyscallException::ice_print(ostream& os) const
{
Exception::ice_print(os);
if(_error != 0)
{
os << ":\nsyscall exception: " << IceUtilInternal::errorToString(_error);
}
}
IceUtil::SyscallException*
IceUtil::SyscallException::ice_clone() const
{
return new SyscallException(*this);
}
void
IceUtil::SyscallException::ice_throw() const
{
throw *this;
}
int
IceUtil::SyscallException::error() const
{
return _error;
}
IceUtil::FileLockException::FileLockException(const char* file, int line, int err, const string& path):
Exception(file, line),
_error(err),
_path(path)
{
}
IceUtil::FileLockException::~FileLockException() throw()
{
}
const char* IceUtil::FileLockException::_name = "IceUtil::FileLockedException";
string
IceUtil::FileLockException::ice_name() const
{
return _name;
}
void
IceUtil::FileLockException::ice_print(ostream& os) const
{
Exception::ice_print(os);
os << ":\ncould not lock file: `" << _path << "'";
if(_error != 0)
{
os << "\nsyscall exception: " << IceUtilInternal::errorToString(_error);
}
}
IceUtil::FileLockException*
IceUtil::FileLockException::ice_clone() const
{
return new FileLockException(*this);
}
void
IceUtil::FileLockException::ice_throw() const
{
throw *this;
}
int
IceUtil::FileLockException::error() const
{
return _error;
}
IceUtil::OptionalNotSetException::OptionalNotSetException(const char* file, int line) :
Exception(file, line)
{
if(IceUtilInternal::nullHandleAbort)
{
abort();
}
}
IceUtil::OptionalNotSetException::~OptionalNotSetException() throw()
{
}
const char* IceUtil::OptionalNotSetException::_name = "IceUtil::OptionalNotSetException";
string
IceUtil::OptionalNotSetException::ice_name() const
{
return _name;
}
IceUtil::OptionalNotSetException*
IceUtil::OptionalNotSetException::ice_clone() const
{
return new OptionalNotSetException(*this);
}
void
IceUtil::OptionalNotSetException::ice_throw() const
{
throw *this;
}
#ifndef _WIN32
IceUtil::IconvInitializationException::IconvInitializationException(const char* file, int line, const string& reason) :
Exception(file, line),
_reason(reason)
{
}
IceUtil::IconvInitializationException::~IconvInitializationException() throw()
{
}
const char* IceUtil::IconvInitializationException::_name = "IceUtil::IconvInitializationException";
string
IceUtil::IconvInitializationException::ice_name() const
{
return _name;
}
void
IceUtil::IconvInitializationException::ice_print(ostream& out) const
{
Exception::ice_print(out);
out << ": " << _reason;
}
IceUtil::IconvInitializationException*
IceUtil::IconvInitializationException::ice_clone() const
{
return new IconvInitializationException(*this);
}
void
IceUtil::IconvInitializationException::ice_throw() const
{
throw *this;
}
string
IceUtil::IconvInitializationException::reason() const
{
return _reason;
}
#endif