old-cross-binutils/gold/errors.cc
2007-11-22 00:05:51 +00:00

346 lines
7.8 KiB
C++

// errors.cc -- handle errors for gold
// Copyright 2006, 2007 Free Software Foundation, Inc.
// Written by Ian Lance Taylor <iant@google.com>.
// This file is part of gold.
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
// MA 02110-1301, USA.
#include "gold.h"
#include <cstdarg>
#include <cstdio>
#include "gold-threads.h"
#include "parameters.h"
#include "object.h"
#include "symtab.h"
#include "errors.h"
namespace gold
{
// Class Errors.
const int Errors::max_undefined_error_report;
Errors::Errors(const char* program_name)
: program_name_(program_name), lock_(NULL), error_count_(0),
warning_count_(0), undefined_symbols_()
{
}
// Initialize the lock_ field.
void
Errors::initialize_lock()
{
if (this->lock_ == NULL)
this->lock_ = new Lock;
}
// Report a fatal error.
void
Errors::fatal(const char* format, va_list args)
{
fprintf(stderr, "%s: ", this->program_name_);
vfprintf(stderr, format, args);
fputc('\n', stderr);
gold_exit(false);
}
// Report an error.
void
Errors::error(const char* format, va_list args)
{
fprintf(stderr, "%s: ", this->program_name_);
vfprintf(stderr, format, args);
fputc('\n', stderr);
this->initialize_lock();
{
Hold_lock h(*this->lock_);
++this->error_count_;
}
}
// Report a warning.
void
Errors::warning(const char* format, va_list args)
{
fprintf(stderr, _("%s: warning: "), this->program_name_);
vfprintf(stderr, format, args);
fputc('\n', stderr);
this->initialize_lock();
{
Hold_lock h(*this->lock_);
++this->warning_count_;
}
}
// Report an error at a reloc location.
template<int size, bool big_endian>
void
Errors::error_at_location(const Relocate_info<size, big_endian>* relinfo,
size_t relnum, off_t reloffset,
const char* format, va_list args)
{
fprintf(stderr, "%s: %s: ", this->program_name_,
relinfo->location(relnum, reloffset).c_str());
vfprintf(stderr, format, args);
fputc('\n', stderr);
this->initialize_lock();
{
Hold_lock h(*this->lock_);
++this->error_count_;
}
}
// Report a warning at a reloc location.
template<int size, bool big_endian>
void
Errors::warning_at_location(const Relocate_info<size, big_endian>* relinfo,
size_t relnum, off_t reloffset,
const char* format, va_list args)
{
fprintf(stderr, _("%s: %s: warning: "), this->program_name_,
relinfo->location(relnum, reloffset).c_str());
vfprintf(stderr, format, args);
fputc('\n', stderr);
this->initialize_lock();
{
Hold_lock h(*this->lock_);
++this->warning_count_;
}
}
// Issue an undefined symbol error.
template<int size, bool big_endian>
void
Errors::undefined_symbol(const Symbol* sym,
const Relocate_info<size, big_endian>* relinfo,
size_t relnum, off_t reloffset)
{
this->initialize_lock();
{
Hold_lock h(*this->lock_);
if (++this->undefined_symbols_[sym] >= max_undefined_error_report)
return;
++this->error_count_;
}
fprintf(stderr, _("%s: %s: undefined reference to '%s'\n"),
this->program_name_, relinfo->location(relnum, reloffset).c_str(),
sym->demangled_name().c_str());
}
// Issue a debugging message.
void
Errors::debug(const char* format, ...)
{
fprintf(stderr, _("%s: "), this->program_name_);
va_list args;
va_start(args, format);
vfprintf(stderr, format, args);
va_end(args);
fputc('\n', stderr);
}
// The functions which the rest of the code actually calls.
// Report a fatal error.
void
gold_fatal(const char* format, ...)
{
va_list args;
va_start(args, format);
parameters->errors()->fatal(format, args);
va_end(args);
}
// Report an error.
void
gold_error(const char* format, ...)
{
va_list args;
va_start(args, format);
parameters->errors()->error(format, args);
va_end(args);
}
// Report a warning.
void
gold_warning(const char* format, ...)
{
va_list args;
va_start(args, format);
parameters->errors()->warning(format, args);
va_end(args);
}
// Report an error at a location.
template<int size, bool big_endian>
void
gold_error_at_location(const Relocate_info<size, big_endian>* relinfo,
size_t relnum, off_t reloffset,
const char* format, ...)
{
va_list args;
va_start(args, format);
parameters->errors()->error_at_location(relinfo, relnum, reloffset,
format, args);
va_end(args);
}
// Report a warning at a location.
template<int size, bool big_endian>
void
gold_warning_at_location(const Relocate_info<size, big_endian>* relinfo,
size_t relnum, off_t reloffset,
const char* format, ...)
{
va_list args;
va_start(args, format);
parameters->errors()->warning_at_location(relinfo, relnum, reloffset,
format, args);
va_end(args);
}
// Report an undefined symbol.
template<int size, bool big_endian>
void
gold_undefined_symbol(const Symbol* sym,
const Relocate_info<size, big_endian>* relinfo,
size_t relnum, off_t reloffset)
{
parameters->errors()->undefined_symbol(sym, relinfo, relnum, reloffset);
}
#ifdef HAVE_TARGET_32_LITTLE
template
void
gold_error_at_location<32, false>(const Relocate_info<32, false>* relinfo,
size_t relnum, off_t reloffset,
const char* format, ...);
#endif
#ifdef HAVE_TARGET_32_BIG
template
void
gold_error_at_location<32, true>(const Relocate_info<32, true>* relinfo,
size_t relnum, off_t reloffset,
const char* format, ...);
#endif
#ifdef HAVE_TARGET_64_LITTLE
template
void
gold_error_at_location<64, false>(const Relocate_info<64, false>* relinfo,
size_t relnum, off_t reloffset,
const char* format, ...);
#endif
#ifdef HAVE_TARGET_64_BIG
template
void
gold_error_at_location<64, true>(const Relocate_info<64, true>* relinfo,
size_t relnum, off_t reloffset,
const char* format, ...);
#endif
#ifdef HAVE_TARGET_32_LITTLE
template
void
gold_warning_at_location<32, false>(const Relocate_info<32, false>* relinfo,
size_t relnum, off_t reloffset,
const char* format, ...);
#endif
#ifdef HAVE_TARGET_32_BIG
template
void
gold_warning_at_location<32, true>(const Relocate_info<32, true>* relinfo,
size_t relnum, off_t reloffset,
const char* format, ...);
#endif
#ifdef HAVE_TARGET_64_LITTLE
template
void
gold_warning_at_location<64, false>(const Relocate_info<64, false>* relinfo,
size_t relnum, off_t reloffset,
const char* format, ...);
#endif
#ifdef HAVE_TARGET_64_BIG
template
void
gold_warning_at_location<64, true>(const Relocate_info<64, true>* relinfo,
size_t relnum, off_t reloffset,
const char* format, ...);
#endif
#ifdef HAVE_TARGET_32_LITTLE
template
void
gold_undefined_symbol<32, false>(const Symbol* sym,
const Relocate_info<32, false>* relinfo,
size_t relnum, off_t reloffset);
#endif
#ifdef HAVE_TARGET_32_BIG
template
void
gold_undefined_symbol<32, true>(const Symbol* sym,
const Relocate_info<32, true>* relinfo,
size_t relnum, off_t reloffset);
#endif
#ifdef HAVE_TARGET_64_LITTLE
template
void
gold_undefined_symbol<64, false>(const Symbol* sym,
const Relocate_info<64, false>* relinfo,
size_t relnum, off_t reloffset);
#endif
#ifdef HAVE_TARGET_64_BIG
template
void
gold_undefined_symbol<64, true>(const Symbol* sym,
const Relocate_info<64, true>* relinfo,
size_t relnum, off_t reloffset);
#endif
} // End namespace gold.