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Update elfutils-0.174-strip-unstrip-group.patch

This commit is contained in:
Mark Wielaard 2018-10-19 22:58:41 +02:00
parent c59734bbef
commit 7522b5a5b6
1 changed files with 37 additions and 0 deletions
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37
elfutils-0.174-strip-unstrip-group.patch
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@ -187,3 +187,40 @@ index e6f0947..03a0346 100644
if (sec == NULL)
{
/* An additional unallocated section is fine if not SHT_NOBITS.
commit eee4269e53154daaf0251371aacd91ec5db3eb30
Author: Mark Wielaard <mark@klomp.org>
Date: Sat Oct 13 10:27:47 2018 +0200
unstrip: Renumber the group section indexes.
When unstripping we might need to renumber the group section indexes.
Just like we do when stripping.
Signed-off-by: Mark Wielaard <mark@klomp.org>
diff --git a/src/unstrip.c b/src/unstrip.c
index 03a0346..2cfd3b3 100644
--- a/src/unstrip.c
+++ b/src/unstrip.c
@@ -1708,6 +1708,20 @@ more sections in stripped file than debug file -- arguments reversed?"));
if (shdr_mem.sh_type == SHT_DYNSYM)
stripped_dynsym = sec;
}
+
+ if (shdr_mem.sh_type == SHT_GROUP)
+ {
+ /* We must adjust all the section indices in the group.
+ Skip the first word, which is the section group flag.
+ Everything else is a section index. */
+ Elf32_Word *shndx = (Elf32_Word *) outdata->d_buf;
+ for (size_t i = 1; i < shdr_mem.sh_size / sizeof (Elf32_Word); ++i)
+ if (shndx[i] == SHN_UNDEF || shndx[i] >= stripped_shnum)
+ error (EXIT_FAILURE, 0,
+ _("group has invalid section index [%zd]"), i);
+ else
+ shndx[i] = ndx_section[shndx[i] - 1];
+ }
}
/* We may need to update the symbol table. */