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authorAlan Modra <amodra@gmail.com>2002-06-23 12:44:31 +0000
committerAlan Modra <amodra@gmail.com>2002-06-23 12:44:31 +0000
commit48fc70a2b6e21524a3526d8d028875689ecc72eb (patch)
tree814254094f8a081edb284a046ec74acd3acb6c3c /bfd
parent47b7c2db0711be0919e11477f7720b540aa70ed0 (diff)
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* elflink.h (elf_link_add_archive_symbols): For the default
version, check references with only one `@' first.
Diffstat (limited to 'bfd')
-rw-r--r--bfd/ChangeLog5
-rw-r--r--bfd/elflink.h28
2 files changed, 26 insertions, 7 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 02c0ef1..23c68b1 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,8 @@
+2002-06-23 H.J. Lu <hjl@gnu.org>
+
+ * elflink.h (elf_link_add_archive_symbols): For the default
+ version, check references with only one `@' first.
+
2002-06-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
* elf64-hppa.c (elf64_hppa_mark_milli_and_exported_functions): New
diff --git a/bfd/elflink.h b/bfd/elflink.h
index 3cd9e0c..d4a2652 100644
--- a/bfd/elflink.h
+++ b/bfd/elflink.h
@@ -353,26 +353,40 @@ elf_link_add_archive_symbols (abfd, info)
if (h == NULL)
{
char *p, *copy;
+ size_t len, first;
/* If this is a default version (the name contains @@),
- look up the symbol again without the version. The
- effect is that references to the symbol without the
- version will be matched by the default symbol in the
- archive. */
+ look up the symbol again with only one `@' as well
+ as without the version. The effect is that references
+ to the symbol with and without the version will be
+ matched by the default symbol in the archive. */
p = strchr (symdef->name, ELF_VER_CHR);
if (p == NULL || p[1] != ELF_VER_CHR)
continue;
- copy = bfd_alloc (abfd, (bfd_size_type) (p - symdef->name + 1));
+ /* First check with only one `@'. */
+ len = strlen (symdef->name);
+ copy = bfd_alloc (abfd, (bfd_size_type) len);
if (copy == NULL)
goto error_return;
- memcpy (copy, symdef->name, (size_t) (p - symdef->name));
- copy[p - symdef->name] = '\0';
+ first = p - symdef->name + 1;
+ memcpy (copy, symdef->name, first);
+ memcpy (copy + first, symdef->name + first + 1, len - first);
h = elf_link_hash_lookup (elf_hash_table (info), copy,
false, false, false);
+ if (h == NULL)
+ {
+ /* We also need to check references to the symbol
+ without the version. */
+
+ copy[first - 1] = '\0';
+ h = elf_link_hash_lookup (elf_hash_table (info),
+ copy, false, false, false);
+ }
+
bfd_release (abfd, copy);
}