bfd/

[deliverable/binutils-gdb.git] / ld / ldmain.c

diff --git a/ld/ldmain.c b/ld/ldmain.c
index 88b5c75bf3371dcc57cf15da4791b9241c3ef6d6..04672f3b5d3e157891bd4bd5d5d34aedfaecd7da 100644 (file)
--- a/ld/ldmain.c
+++ b/ld/ldmain.c
@@ -1,6 +1,6 @@
 /* Main program of GNU linker.
    Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
-   2002, 2003
+   2002, 2003, 2004
    Free Software Foundation, Inc.
    Written by Steve Chamberlain steve@cygnus.com
 
@@ -93,6 +93,14 @@ bfd_boolean version_printed;
 /* Nonzero means link in every member of an archive.  */
 bfd_boolean whole_archive;
 
+/* Nonzero means create DT_NEEDED entries only if a dynamic library
+   actually satisfies some reference in a regular object.  */
+bfd_boolean as_needed;
+
+/* Nonzero means never create DT_NEEDED entries for dynamic libraries
+   in DT_NEEDED tags.  */
+bfd_boolean add_needed = TRUE;
+
 /* TRUE if we should demangle symbol names.  */
 bfd_boolean demangling;
 
@@ -100,6 +108,8 @@ args_type command_line;
 
 ld_config_type config;
 
+sort_type sort_section;
+
 static char *get_emulation
   (int, char **);
 static void set_scripts_dir
@@ -127,8 +137,8 @@ static bfd_boolean undefined_symbol
   (struct bfd_link_info *, const char *, bfd *, asection *, bfd_vma,
    bfd_boolean);
 static bfd_boolean reloc_overflow
-  (struct bfd_link_info *, const char *, const char *, bfd_vma,
-   bfd *, asection *, bfd_vma);
+  (struct bfd_link_info *, struct bfd_link_hash_entry *, const char *,
+   const char *, bfd_vma, bfd *, asection *, bfd_vma);
 static bfd_boolean reloc_dangerous
   (struct bfd_link_info *, const char *, bfd *, asection *, bfd_vma);
 static bfd_boolean unattached_reloc
@@ -148,8 +158,7 @@ static struct bfd_link_callbacks link_callbacks =
   reloc_overflow,
   reloc_dangerous,
   unattached_reloc,
-  notice,
-  error_handler
+  notice
 };
 
 struct bfd_link_info link_info;
@@ -263,6 +272,7 @@ main (int argc, char **argv)
   config.has_shared = FALSE;
   config.split_by_reloc = (unsigned) -1;
   config.split_by_file = (bfd_size_type) -1;
+  config.hash_table_size = 0;
   command_line.force_common_definition = FALSE;
   command_line.inhibit_common_definition = FALSE;
   command_line.interpreter = NULL;
@@ -270,6 +280,9 @@ main (int argc, char **argv)
   command_line.warn_mismatch = TRUE;
   command_line.check_section_addresses = TRUE;
   command_line.accept_unknown_input_arch = FALSE;
+  command_line.reduce_memory_overheads = FALSE;
+
+  sort_section = none;
 
   /* We initialize DEMANGLING based on the environment variable
      COLLECT_NO_DEMANGLE.  The gcc collect2 program will demangle the
@@ -293,12 +306,15 @@ main (int argc, char **argv)
   link_info.unresolved_syms_in_shared_libs = RM_NOT_YET_SET;
   link_info.allow_multiple_definition = FALSE;
   link_info.allow_undefined_version = TRUE;
+  link_info.create_default_symver = FALSE;
+  link_info.default_imported_symver = FALSE;
   link_info.keep_memory = TRUE;
   link_info.notice_all = FALSE;
   link_info.nocopyreloc = FALSE;
   link_info.new_dtags = FALSE;
   link_info.combreloc = TRUE;
   link_info.eh_frame_hdr = FALSE;
+  link_info.relro = FALSE;
   link_info.strip_discarded = TRUE;
   link_info.strip = strip_none;
   link_info.discard = discard_sec_merge;
@@ -322,6 +338,7 @@ main (int argc, char **argv)
   link_info.flags = 0;
   link_info.flags_1 = 0;
   link_info.need_relax_finalize = FALSE;
+  link_info.warn_shared_textrel = FALSE;
 
   ldfile_add_arch ("");
 
@@ -338,6 +355,9 @@ main (int argc, char **argv)
   lang_has_input_file = FALSE;
   parse_args (argc, argv);
 
+  if (config.hash_table_size != 0)
+    bfd_hash_set_default_size (config.hash_table_size);
+
   ldemul_set_symbols ();
 
   if (link_info.relocatable)
@@ -1368,6 +1388,7 @@ int overflow_cutoff_limit = 10;
 
 static bfd_boolean
 reloc_overflow (struct bfd_link_info *info ATTRIBUTE_UNUSED,
+               struct bfd_link_hash_entry *entry,
                const char *name,
                const char *reloc_name,
                bfd_vma addend,
@@ -1390,7 +1411,32 @@ reloc_overflow (struct bfd_link_info *info ATTRIBUTE_UNUSED,
       return TRUE;
     }
 
-  einfo (_(" relocation truncated to fit: %s %T"), reloc_name, name);
+  if (entry)
+    {
+      while (entry->type == bfd_link_hash_indirect
+            || entry->type == bfd_link_hash_warning)
+       entry = entry->u.i.link;
+      switch (entry->type)
+       {
+       case bfd_link_hash_undefined:
+       case bfd_link_hash_undefweak:
+         einfo (_(" relocation truncated to fit: %s against undefined symbol `%T'"),
+                reloc_name, entry->root.string);
+         break;
+       case bfd_link_hash_defined:
+       case bfd_link_hash_defweak:
+         einfo (_(" relocation truncated to fit: %s against symbol `%T' defined in %A section in %B"),
+                reloc_name, entry->root.string,
+                entry->u.def.section, entry->u.def.section->owner);
+         break;
+       default:
+         abort ();
+         break;
+       }
+    }
+  else
+    einfo (_(" relocation truncated to fit: %s against `%T'"),
+          reloc_name, name);
   if (addend != 0)
     einfo ("+%v", addend);
   einfo ("\n");