Author: emaste
Date: Wed Oct 2 02:32:58 2013
New Revision: 255983
URL: http://svnweb.freebsd.org/changeset/base/255983
Log:
Populate .rld_map on MIPS for debuggers
On MIPS the .dynamic section is read-only, so the pointer to rtld
information for debuggers cannot be stored there (in DT_DEBUG).
Instead, a special section .rld_map is used.
Sponsored by: DARPA, AFRL
Approved by: re (delphij)
Modified:
head/libexec/rtld-elf/rtld.c
Modified: head/libexec/rtld-elf/rtld.c
==============================================================================
--- head/libexec/rtld-elf/rtld.c Wed Oct 2 00:50:27 2013
(r255982)
+++ head/libexec/rtld-elf/rtld.c Wed Oct 2 02:32:58 2013
(r255983)
@@ -1111,11 +1111,7 @@ digest_dynamic1(Obj_Entry *obj, int earl
break;
case DT_MIPS_RLD_MAP:
-#ifdef notyet
- if (!early)
- dbg("Filling in DT_DEBUG entry");
- ((Elf_Dyn*)dynp)->d_un.d_ptr = (Elf_Addr) &r_debug;
-#endif
+ *((Elf_Addr *)(dynp->d_un.d_ptr)) = (Elf_Addr) &r_debug;
break;
#endif
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