// errors.cc -- handle errors for gold
-// Copyright 2006, 2007 Free Software Foundation, Inc.
+// Copyright 2006, 2007, 2008 Free Software Foundation, Inc.
// Written by Ian Lance Taylor <iant@google.com>.
// This file is part of gold.
const int Errors::max_undefined_error_report;
Errors::Errors(const char* program_name)
- : program_name_(program_name), lock_(), error_count_(0), warning_count_(0),
- undefined_symbols_()
+ : program_name_(program_name), lock_(NULL), 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()
+{
+ if (this->lock_ == NULL && parameters->options_valid())
+ this->lock_ = new Lock;
+ return this->lock_ != NULL;
+}
+
+// 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
fprintf(stderr, "%s: ", this->program_name_);
vfprintf(stderr, format, args);
fputc('\n', stderr);
- {
- Hold_lock h(this->lock_);
- ++this->error_count_;
- }
+
+ this->increment_counter(&this->error_count_);
}
// Report a warning.
fprintf(stderr, _("%s: warning: "), this->program_name_);
vfprintf(stderr, format, args);
fputc('\n', stderr);
- {
- Hold_lock h(this->lock_);
- ++this->warning_count_;
- }
+
+ 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.
relinfo->location(relnum, reloffset).c_str());
vfprintf(stderr, format, args);
fputc('\n', stderr);
- {
- Hold_lock h(this->lock_);
- ++this->error_count_;
- }
+
+ this->increment_counter(&this->error_count_);
}
// Report a warning at a reloc location.
relinfo->location(relnum, reloffset).c_str());
vfprintf(stderr, format, args);
fputc('\n', stderr);
- {
- Hold_lock h(this->lock_);
- ++this->warning_count_;
- }
+
+ this->increment_counter(&this->warning_count_);
}
// Issue an undefined symbol error.
const Relocate_info<size, big_endian>* relinfo,
size_t relnum, off_t reloffset)
{
+ bool initialized = this->initialize_lock();
+ gold_assert(initialized);
{
- Hold_lock h(this->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->name());
+ const char* const version = sym->version();
+ if (version == NULL)
+ fprintf(stderr, _("%s: %s: undefined reference to '%s'\n"),
+ this->program_name_, relinfo->location(relnum, reloffset).c_str(),
+ sym->demangled_name().c_str());
+ else
+ fprintf(stderr, _("%s: %s: undefined reference to '%s', version '%s'\n"),
+ this->program_name_, relinfo->location(relnum, reloffset).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.
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>