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[/] [openrisc/] [trunk/] [gnu-src/] [binutils-2.20.1/] [gold/] [errors.cc] - Rev 373
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// errors.cc -- handle errors for gold // Copyright 2006, 2007, 2008 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), initialize_lock_(&this->lock_), error_count_(0), warning_count_(0), undefined_symbols_() { } // Initialize the lock_ field. If we have not yet processed the // parameters, then we can't initialize, since we don't yet know // whether we are using threads. That is OK, since if we haven't // processed the parameters, we haven't created any threads, and we // don't need a lock. Return true if the lock is now initialized. bool Errors::initialize_lock() { return this->initialize_lock_.initialize(); } // Increment a counter, holding the lock if available. void Errors::increment_counter(int *counter) { if (!this->initialize_lock()) { // The lock does not exist, which means that we don't need it. ++*counter; } else { Hold_lock h(*this->lock_); ++*counter; } } // Report a fatal error. void Errors::fatal(const char* format, va_list args) { fprintf(stderr, _("%s: fatal error: "), 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: error: "), this->program_name_); vfprintf(stderr, format, args); fputc('\n', stderr); this->increment_counter(&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->increment_counter(&this->warning_count_); } // Print an informational message. void Errors::info(const char* format, va_list args) { vfprintf(stderr, format, args); fputc('\n', stderr); } // 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: error: "), this->program_name_, relinfo->location(relnum, reloffset).c_str()); vfprintf(stderr, format, args); fputc('\n', stderr); this->increment_counter(&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->increment_counter(&this->warning_count_); } // Issue an undefined symbol error with a caller-supplied location string. void Errors::undefined_symbol(const Symbol* sym, const std::string& location) { bool initialized = this->initialize_lock(); gold_assert(initialized); { Hold_lock h(*this->lock_); if (++this->undefined_symbols_[sym] >= max_undefined_error_report) return; ++this->error_count_; } const char* const version = sym->version(); if (version == NULL) fprintf(stderr, _("%s: %s: error: undefined reference to '%s'\n"), this->program_name_, location.c_str(), sym->demangled_name().c_str()); else fprintf(stderr, _("%s: %s: error: undefined reference to '%s', version '%s'\n"), this->program_name_, location.c_str(), sym->demangled_name().c_str(), version); } // 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); } // Print an informational message. void gold_info(const char* format, ...) { va_list args; va_start(args, format); parameters->errors()->info(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. void gold_undefined_symbol(const Symbol* sym) { parameters->errors()->undefined_symbol(sym, sym->object()->name().c_str()); } // Report an undefined symbol at a reloc location template<int size, bool big_endian> void gold_undefined_symbol_at_location(const Symbol* sym, const Relocate_info<size, big_endian>* relinfo, size_t relnum, off_t reloffset) { parameters->errors()->undefined_symbol(sym, relinfo->location(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_at_location<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_at_location<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_at_location<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_at_location<64, true>( const Symbol* sym, const Relocate_info<64, true>* relinfo, size_t relnum, off_t reloffset); #endif } // End namespace gold.
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