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2002-10-19 H.J. Lu <hjl@gnu.org> 

* elflink.h (elf_link_add_object_symbols): Correctly handle
	DT_RPATH and DT_RUNPATH.
:VS: ----------------------------------------------------------------------
This commit is contained in:
H.J. Lu 2002-10-19 17:13:58 +00:00
parent e377ab71da
commit 5d603aa984
2 changed files with 23 additions and 16 deletions
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5
bfd/ChangeLog
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@ -1,3 +1,8 @@
2002-10-19 H.J. Lu <hjl@gnu.org>
* elflink.h (elf_link_add_object_symbols): Correctly handle
DT_RPATH and DT_RUNPATH.
2002-10-19 Mark Kettenis <kettenis@gnu.org>
* elf.c (elfcore_grok_note): Fix recognition on NT_PRXFPREG notes.

34
bfd/elflink.h
View File

@ -1298,6 +1298,7 @@ elf_link_add_object_symbols (abfd, info)
const char *name;
bfd_size_type oldsize;
bfd_size_type strindex;
struct bfd_link_needed_list *rpath = NULL, *runpath = NULL;
/* ld --just-symbols and dynamic objects don't mix very well.
Test for --just-symbols by looking at info set up by
@ -1334,8 +1335,6 @@ elf_link_add_object_symbols (abfd, info)
Elf_External_Dyn *extdynend;
int elfsec;
unsigned long shlink;
int rpath;
int runpath;
dynbuf = (Elf_External_Dyn *) bfd_malloc (s->_raw_size);
if (dynbuf == NULL)
@ -1352,8 +1351,6 @@ elf_link_add_object_symbols (abfd, info)
extdyn = dynbuf;
extdynend = extdyn + s->_raw_size / sizeof (Elf_External_Dyn);
rpath = 0;
runpath = 0;
for (; extdyn < extdynend; extdyn++)
{
Elf_Internal_Dyn dyn;
@ -1397,13 +1394,6 @@ elf_link_add_object_symbols (abfd, info)
char *fnm, *anm;
unsigned int tagv = dyn.d_un.d_val;
/* When we see DT_RPATH before DT_RUNPATH, we have
to clear runpath. Do _NOT_ bfd_release, as that
frees all more recently bfd_alloc'd blocks as
well. */
if (rpath && hash_table->runpath)
hash_table->runpath = NULL;
amt = sizeof (struct bfd_link_needed_list);
n = (struct bfd_link_needed_list *) bfd_alloc (abfd, amt);
fnm = bfd_elf_string_from_elf_section (abfd, shlink, tagv);
@ -1417,13 +1407,11 @@ elf_link_add_object_symbols (abfd, info)
n->name = anm;
n->by = abfd;
n->next = NULL;
for (pn = & hash_table->runpath;
for (pn = & runpath;
*pn != NULL;
pn = &(*pn)->next)
;
*pn = n;
runpath = 1;
rpath = 0;
}
/* Ignore DT_RPATH if we have seen DT_RUNPATH. */
if (!runpath && dyn.d_tag == DT_RPATH)
@ -1449,18 +1437,32 @@ elf_link_add_object_symbols (abfd, info)
n->name = anm;
n->by = abfd;
n->next = NULL;
for (pn = & hash_table->runpath;
for (pn = & rpath;
*pn != NULL;
pn = &(*pn)->next)
;
*pn = n;
rpath = 1;
}
}
free (dynbuf);
}
/* DT_RUNPATH overrides DT_RPATH. Do _NOT_ bfd_release, as that
frees all more recently bfd_alloc'd blocks as well. */
if (runpath)
rpath = runpath;
if (rpath)
{
struct bfd_link_needed_list **pn;
for (pn = & hash_table->runpath;
*pn != NULL;
pn = &(*pn)->next)
;
*pn = rpath;
}
/* We do not want to include any of the sections in a dynamic
object in the output file. We hack by simply clobbering the
list of sections in the BFD. This could be handled more