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PR ld/10744

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* ldlang.c (lang_new_phdr): Allow FILEHDR/PHDRS on more than the
	first PT_LOAD header.
	* ld.texinfo: Update.
This commit is contained in:
Alan Modra 2009-10-08 01:00:27 +00:00
parent 092004b486
commit 4100cea361
3 changed files with 13 additions and 3 deletions
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7
ld/ChangeLog
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@ -1,3 +1,10 @@
2009-10-08 Alan Modra <amodra@bigpond.net.au>
PR ld/10744
* ldlang.c (lang_new_phdr): Allow FILEHDR/PHDRS on more than the
first PT_LOAD header.
* ld.texinfo: Update.
2009-10-06 Nathan Sidwell <nathan@codesourcery.com>
* ldlang.c (lang_new_phdr): Check PHDRS and FILEHDR in loadable

3
ld/ld.texinfo
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@ -4740,7 +4740,8 @@ the program header type to further describe the contents of the segment.
The @code{FILEHDR} keyword means that the segment should include the ELF
file header. The @code{PHDRS} keyword means that the segment should
include the ELF program headers themselves. If applied to a loadable
segment (@code{PT_LOAD}), it must be the first loadable segment.
segment (@code{PT_LOAD}), all prior loadable segments must have one of
these keywords.
The @var{type} may be one of the following. The numbers indicate the
value of the keyword.

6
ld/ldlang.c
View file

@ -6779,9 +6779,11 @@ lang_new_phdr (const char *name,
hdrs = n->type == 1 && (phdrs || filehdr);
for (pp = &lang_phdr_list; *pp != NULL; pp = &(*pp)->next)
if (hdrs && (*pp)->type == 1)
if (hdrs
&& (*pp)->type == 1
&& !((*pp)->filehdr || (*pp)->phdrs))
{
einfo (_("%X%P:%S: PHDRS and FILEHDR are only permitted for the first PT_LOAD segment\n"));
einfo (_("%X%P:%S: PHDRS and FILEHDR are not supported when prior PT_LOAD headers lack them\n"));
hdrs = FALSE;
}