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| author | Thomas Schwinge <thomas@schwinge.name> | 2010-03-29 15:13:53 -0700 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2010-03-29 15:13:53 -0700 |
| commit | bc58236c652761240fbe52f946f4a5efdd503fab (patch) | |
| tree | d79c5b44f766d8506e1d1b25e71914940e9403b8 | |
| parent | 8f4a5048eea6536ee85c0f2670adbb97d71e427d (diff) | |
| download | glibc-bc58236c652761240fbe52f946f4a5efdd503fab.tar.gz glibc-bc58236c652761240fbe52f946f4a5efdd503fab.tar.xz glibc-bc58236c652761240fbe52f946f4a5efdd503fab.zip | |
Handle platforms without aux vector
| -rw-r--r-- | ChangeLog | 7 | ||||
| -rw-r--r-- | elf/rtld.c | 6 | ||||
| -rw-r--r-- | sysdeps/mach/hurd/dl-sysdep.c | 7 |
3 files changed, 14 insertions, 6 deletions
diff --git a/ChangeLog b/ChangeLog index 4587248b6d..5b70500d5c 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,10 @@ +2010-03-28 Thomas Schwinge <thomas@schwinge.name> + + * sysdeps/mach/hurd/dl-sysdep.c (_dl_sysdep_start): Adapt to auxv + changes in the generic code. + * elf/rtld.c (dl_main): Conditionalize the code that dereferences auxv + to [HAVE_AUX_VECTOR]. + 2010-03-27 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/getpagesize.c (__getpagesize): If diff --git a/elf/rtld.c b/elf/rtld.c index 3afb997f85..3c414461e9 100644 --- a/elf/rtld.c +++ b/elf/rtld.c @@ -928,8 +928,6 @@ dl_main (const ElfW(Phdr) *phdr, if (*user_entry == (ElfW(Addr)) ENTRY_POINT) { - ElfW(auxv_t) *av; - /* Ho ho. We are not the program interpreter! We are the program itself! This means someone ran ld.so as a command. Well, that might be convenient to do sometimes. We support it by @@ -1086,9 +1084,10 @@ of this helper program; chances are you did not intend to run this program.\n\ main_map->l_name = (char *) ""; *user_entry = main_map->l_entry; +#ifdef HAVE_AUX_VECTOR /* Adjust the on-stack auxiliary vector so that it looks like the binary was executed directly. */ - for (av = auxv; av->a_type != AT_NULL; av++) + for (ElfW(auxv_t) *av = auxv; av->a_type != AT_NULL; av++) switch (av->a_type) { case AT_PHDR: @@ -1101,6 +1100,7 @@ of this helper program; chances are you did not intend to run this program.\n\ av->a_un.a_val = *user_entry; break; } +#endif } else { diff --git a/sysdeps/mach/hurd/dl-sysdep.c b/sysdeps/mach/hurd/dl-sysdep.c index 2440682903..f87b6e07dc 100644 --- a/sysdeps/mach/hurd/dl-sysdep.c +++ b/sysdeps/mach/hurd/dl-sysdep.c @@ -1,5 +1,5 @@ /* Operating system support for run-time dynamic linker. Hurd version. - Copyright (C) 1995,1996,1997,1998,1999,2000,2001,2002,2003,2004 + Copyright (C) 1995,1996,1997,1998,1999,2000,2001,2002,2003,2004,2010 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -116,7 +116,8 @@ static void fmh(void) { ElfW(Addr) _dl_sysdep_start (void **start_argptr, void (*dl_main) (const ElfW(Phdr) *phdr, ElfW(Word) phent, - ElfW(Addr) *user_entry)) + ElfW(Addr) *user_entry, + ElfW(auxv_t) *auxv))) { void go (intptr_t *argdata) { @@ -197,7 +198,7 @@ unfmh(); /* XXX */ up and leave us to transfer control to USER_ENTRY. */ (*dl_main) ((const ElfW(Phdr) *) _dl_hurd_data->phdr, _dl_hurd_data->phdrsz / sizeof (ElfW(Phdr)), - &_dl_hurd_data->user_entry); + &_dl_hurd_data->user_entry, NULLy); /* The call above might screw a few things up. |