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* libbfd.c (bfd_seek): fix 'seek beyond EOF' error when writing

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out a structure that is BFD_IN_MEMORY.
This commit is contained in:
DJ Delorie 2000-07-12 18:29:55 +00:00
parent 7f7888218f
commit e67f03db5b
2 changed files with 30 additions and 5 deletions
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5
bfd/ChangeLog
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@ -1,3 +1,8 @@
2000-07-12 Charles Wilson <cwilson@ece.gatech.edu>
* libbfd.c (bfd_seek): fix 'seek beyond EOF' error when writing
out a structure that is BFD_IN_MEMORY.
2000-07-11 Alan Modra <alan@linuxcare.com.au>
* elf64-hppa.c (get_dyn_name): Pass in section pointer instead of

28
bfd/libbfd.c
View file

@ -691,11 +691,31 @@ bfd_seek (abfd, position, direction)
if ((bfd_size_type) abfd->where > bim->size)
{
abfd->where = bim->size;
bfd_set_error (bfd_error_file_truncated);
return -1;
if ((abfd->direction == write_direction) ||
(abfd->direction == both_direction))
{
long newsize, oldsize = (bim->size + 127) & ~127;
bim->size = abfd->where;
/* Round up to cut down on memory fragmentation */
newsize = (bim->size + 127) & ~127;
if (newsize > oldsize)
{
bim->buffer = bfd_realloc (bim->buffer, newsize);
if (bim->buffer == 0)
{
bim->size = 0;
bfd_set_error (bfd_error_no_memory);
return -1;
}
}
}
else
{
abfd->where = bim->size;
bfd_set_error (bfd_error_file_truncated);
return -1;
}
}
return 0;
}