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Bug 729883 - Avoid linker warnings when starting up on Android. r=tglek

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This commit is contained in:
Mike Hommey 2012-02-27 08:19:20 +01:00
parent 7c64086a2f
commit bb2d9a7a21
2 changed files with 43 additions and 4 deletions
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22
mozglue/linker/CustomElf.cpp
View File

@ -541,6 +541,28 @@ CustomElf::InitDyn(const Phdr *pt_dyn)
debug_dyn("DT_FINI_ARRAYSZ", dyn);
fini_array.InitSize(dyn->d_un.d_val);
break;
case DT_PLTREL:
if (dyn->d_un.d_val != RELOC()) {
log("%s: Error: DT_PLTREL is not " STR_RELOC(), GetPath());
return false;
}
break;
case DT_SONAME: /* Should match GetName(), but doesn't matter */
case DT_SYMBOLIC: /* Indicates internal symbols should be looked up in
* the library itself first instead of the executable,
* which is actually what this linker does by default */
case RELOC(COUNT): /* Indicates how many relocations are relative, which
* is usually used to skip relocations on prelinked
* libraries. They are not supported anyways. */
case UNSUPPORTED_RELOC(COUNT): /* This should error out, but it doesn't
* really matter. */
case DT_VERSYM: /* DT_VER* entries are used for symbol versioning, which */
case DT_VERDEF: /* this linker doesn't support yet. */
case DT_VERDEFNUM:
case DT_VERNEED:
case DT_VERNEEDNUM:
/* Ignored */
break;
default:
log("%s: Warning: dynamic header type #%" PRIxAddr" not handled",
GetPath(), dyn->d_tag);

25
mozglue/linker/CustomElf.h
View File

@ -114,22 +114,39 @@
#ifndef STN_UNDEF
#define STN_UNDEF 0
#endif
#ifndef DT_INIT_ARRAY
#define DT_INIT_ARRAY 25
#endif
#ifndef DT_FINI_ARRAY
#define DT_FINI_ARRAY 26
#endif
#ifndef DT_INIT_ARRAYSZ
#define DT_INIT_ARRAYSZ 27
#endif
#ifndef DT_FINI_ARRAYSZ
#define DT_FINI_ARRAYSZ 28
#endif
#ifndef DT_RELACOUNT
#define DT_RELACOUNT 0x6ffffff9
#endif
#ifndef DT_RELCOUNT
#define DT_RELCOUNT 0x6ffffffa
#endif
#ifndef DT_VERSYM
#define DT_VERSYM 0x6ffffff0
#endif
#ifndef DT_VERDEF
#define DT_VERDEF 0x6ffffffc
#endif
#ifndef DT_VERDEFNUM
#define DT_VERDEFNUM 0x6ffffffd
#endif
#ifndef DT_VERNEED
#define DT_VERNEED 0x6ffffffe
#endif
#ifndef DT_VERNEEDNUM
#define DT_VERNEEDNUM 0x6fffffff
#endif
namespace Elf {