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solib-darwin.c: handle PIE when attaching processes.

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gdb/ChangeLog:

        * solib-darwin.c (darwin_current_sos): Fix indentation.
        (darwin_read_exec_load_addr): New function.
        (darwin_solib_create_inferior_hook): Rebase executable.
        * objfiles.c (objfile_rebase1, objfile_rebase): New functions.
        * objfiles.h (objfile_rebase1, objfile_rebase): Add prototypes.
This commit is contained in:
Joel Brobecker 2012-12-18 06:19:54 +00:00
parent c0fc7f8be2
commit 4141a416dd
4 changed files with 128 additions and 2 deletions
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39
gdb/objfiles.c
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@ -882,6 +882,45 @@ objfile_relocate (struct objfile *objfile, struct section_offsets *new_offsets)
if (changed)
breakpoint_re_set ();
}
/* Rebase (add to the offsets) OBJFILE by SLIDE. SEPARATE_DEBUG_OBJFILE is
not touched here.
Return non-zero iff any change happened. */
static int
objfile_rebase1 (struct objfile *objfile, CORE_ADDR slide)
{
struct section_offsets *new_offsets =
((struct section_offsets *)
alloca (SIZEOF_N_SECTION_OFFSETS (objfile->num_sections)));
int i;
for (i = 0; i < objfile->num_sections; ++i)
new_offsets->offsets[i] = slide;
return objfile_relocate1 (objfile, new_offsets);
}
/* Rebase (add to the offsets) OBJFILE by SLIDE. Process also OBJFILE's
SEPARATE_DEBUG_OBJFILEs. */
void
objfile_rebase (struct objfile *objfile, CORE_ADDR slide)
{
struct objfile *debug_objfile;
int changed = 0;
changed |= objfile_rebase1 (objfile, slide);
for (debug_objfile = objfile->separate_debug_objfile;
debug_objfile;
debug_objfile = objfile_separate_debug_iterate (objfile, debug_objfile))
changed |= objfile_rebase1 (debug_objfile, slide);
/* Relocate breakpoints as necessary, after things are relocated. */
if (changed)
breakpoint_re_set ();
}
/* Return non-zero if OBJFILE has partial symbols. */