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Populate .rld_map on MIPS for debuggers

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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)
This commit is contained in:
Ed Maste 2013-10-02 02:32:58 +00:00
parent 36afc9ab6c
commit d24aca1b00
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=255983
1 changed files with 1 additions and 5 deletions
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6
libexec/rtld-elf/rtld.c
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@ -1111,11 +1111,7 @@ digest_dynamic1(Obj_Entry *obj, int early, const Elf_Dyn **dyn_rpath,
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