X-Git-Url: https://git.efficios.com/?a=blobdiff_plain;f=gold%2Ferrors.cc;h=156fd69c306448ec2e91b0bb518bf3047cfbf506;hb=refs%2Fheads%2Fvfork-fixes-2021-10-28;hp=618f9cd643e5e3bd01efe5029fd6a80abe72a64b;hpb=7f055c204a4371154123a1816fbec9855ee60ad5;p=deliverable%2Fbinutils-gdb.git

diff --git a/gold/errors.cc b/gold/errors.cc
index 618f9cd643..156fd69c30 100644
--- a/gold/errors.cc
+++ b/gold/errors.cc
@@ -1,6 +1,6 @@
 // errors.cc -- handle errors for gold
 
-// Copyright 2006, 2007, 2008 Free Software Foundation, Inc.
+// Copyright (C) 2006-2021 Free Software Foundation, Inc.
 // Written by Ian Lance Taylor <iant@google.com>.
 
 // This file is part of gold.
@@ -81,7 +81,18 @@ 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);
+  gold_exit(GOLD_ERR);
+}
+
+// Report a fallback error.
+
+void
+Errors::fallback(const char* format, va_list args)
+{
+  fprintf(stderr, _("%s: fatal error: "), this->program_name_);
+  vfprintf(stderr, format, args);
+  fputc('\n', stderr);
+  gold_exit(GOLD_FALLBACK);
 }
 
 // Report an error.
@@ -117,6 +128,15 @@ Errors::info(const char* format, va_list args)
   fputc('\n', stderr);
 }
 
+// Print a trace message.
+
+void
+Errors::trace(const char* format, va_list args)
+{
+  vfprintf(stdout, format, args);
+  fputc('\n', stdout);
+}
+
 // Report an error at a reloc location.
 
 template<int size, bool big_endian>
@@ -125,7 +145,7 @@ 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_,
+  fprintf(stderr, _("%s: error: "),
 	  relinfo->location(relnum, reloffset).c_str());
   vfprintf(stderr, format, args);
   fputc('\n', stderr);
@@ -141,7 +161,7 @@ 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_,
+  fprintf(stderr, _("%s: warning: "), 
 	  relinfo->location(relnum, reloffset).c_str());
   vfprintf(stderr, format, args);
   fputc('\n', stderr);
@@ -156,22 +176,40 @@ Errors::undefined_symbol(const Symbol* sym, const std::string& location)
 {
   bool initialized = this->initialize_lock();
   gold_assert(initialized);
+
+  const char* zmsg;
   {
     Hold_lock h(*this->lock_);
     if (++this->undefined_symbols_[sym] >= max_undefined_error_report)
       return;
-    ++this->error_count_;
+    if (parameters->options().warn_unresolved_symbols())
+      {
+	++this->warning_count_;
+	zmsg = _("warning");
+      }
+    else
+      {
+	++this->error_count_;
+	zmsg = _("error");
+      }
   }
+
   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());
+    fprintf(stderr, _("%s: %s: undefined reference to '%s'\n"),
+	    location.c_str(), zmsg, 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);
+            _("%s: %s: undefined reference to '%s', version '%s'\n"),
+	    location.c_str(), zmsg, sym->demangled_name().c_str(), version);
+
+  if (sym->is_cxx_vtable())
+    gold_info(_("%s: the vtable symbol may be undefined because "
+		"the class is missing its key function"),
+	      program_name);
+  if (sym->is_placeholder())
+    gold_info(_("%s: the symbol should have been defined by a plugin"),
+	      program_name);
 }
 
 // Issue a debugging message.
@@ -202,6 +240,17 @@ gold_fatal(const char* format, ...)
   va_end(args);
 }
 
+// Report a fallback error.
+
+void
+gold_fallback(const char* format, ...)
+{
+  va_list args;
+  va_start(args, format);
+  parameters->errors()->fallback(format, args);
+  va_end(args);
+}
+
 // Report an error.
 
 void
@@ -235,6 +284,17 @@ gold_info(const char* format, ...)
   va_end(args);
 }
 
+// Print a trace message (to stdout).
+
+void
+gold_trace(const char* format, ...)
+{
+  va_list args;
+  va_start(args, format);
+  parameters->errors()->trace(format, args);
+  va_end(args);
+}
+
 // Report an error at a location.
 
 template<int size, bool big_endian>