From f7e2ee482013bd5df3e3726305eab7c5ed5ce020 Mon Sep 17 00:00:00 2001
From: Ian Lance Taylor <iant@google.com>
Date: Fri, 2 Nov 2007 03:28:52 +0000
Subject: Reworked from Andrew Chatham: report error locations.

---
 gold/object.h | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

(limited to 'gold/object.h')

diff --git a/gold/object.h b/gold/object.h
index 46e332f..9fdb9a3 100644
--- a/gold/object.h
+++ b/gold/object.h
@@ -76,6 +76,15 @@ struct Read_symbols_data
   unsigned int verneed_info;
 };
 
+// Information used to print error messages.
+
+struct Symbol_location_info
+{
+  std::string source_file;
+  std::string enclosing_symbol_name;
+  int line_number;
+};
+
 // Data about a single relocation section.  This is read in
 // read_relocs and processed in scan_relocs.
 
@@ -188,6 +197,11 @@ class Object
   section_flags(unsigned int shndx)
   { return this->do_section_flags(shndx); }
 
+  // Return the section link field given a section index.
+  unsigned int
+  section_link(unsigned int shndx)
+  { return this->do_section_link(shndx); }
+
   // Read the symbol information.
   void
   read_symbols(Read_symbols_data* sd)
@@ -277,6 +291,10 @@ class Object
   virtual uint64_t
   do_section_flags(unsigned int shndx) = 0;
 
+  // Get section link field--implemented by child class.
+  virtual unsigned int
+  do_section_link(unsigned int shndx) = 0;
+
   // Get the file.
   Input_file*
   input_file() const
@@ -660,6 +678,13 @@ class Sized_relobj : public Relobj
     gold_assert(ins.second);
   }
 
+  // Return the name of the symbol that spans the given offset in the
+  // specified section in this object.  This is used only for error
+  // messages and is not particularly efficient.
+  bool
+  get_symbol_location_info(unsigned int shndx, off_t offset,
+			   Symbol_location_info* info);
+
   // Read the symbols.
   void
   do_read_symbols(Read_symbols_data*);
@@ -706,6 +731,11 @@ class Sized_relobj : public Relobj
   do_section_flags(unsigned int shndx)
   { return this->elf_file_.section_flags(shndx); }
 
+  // Return the section link field.
+  unsigned int
+  do_section_link(unsigned int shndx)
+  { return this->elf_file_.section_link(shndx); }
+
  private:
   // For convenience.
   typedef Sized_relobj<size, big_endian> This;
-- 
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