Add a hook to enable load-time inspection of program headers

This hook can be used to perform additional compatibility checks
between shared libraries by inspecting custom program header
information.

	* elf/dl-machine-reject-phdr.h: New file.
	* elf/dl-load.c: #include that.
	(open_verify): Call elf_machine_reject_phdr_p and ignore the file
	if that returned true.

1 files changed, 7 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index 2f7e6f62b5..fac4138f5b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2014-10-31  Matthew Fortune  <matthew.fortune@imgtec.com>
+
+	* elf/dl-machine-reject-phdr.h: New file.
+	* elf/dl-load.c: #include that.
+	(open_verify): Call elf_machine_reject_phdr_p and ignore the file
+	if that returned true.
+
 2014-10-31  Roland McGrath  <roland@hack.frob.com>
 
 	[BZ #17496]