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| author | Ulrich Drepper <drepper@redhat.com> | 2004-01-13 15:47:32 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2004-01-13 15:47:32 +0000 |
| commit | d1fc817ea459ca28979948fbb23ff58a6f3f4a8c (patch) | |
| tree | cf1b48823190c07959f8b8b769d096fcd739b2f3 /elf | |
| parent | 0a182a286d84451b70a40948247319ac9723decb (diff) | |
| download | glibc-d1fc817ea459ca28979948fbb23ff58a6f3f4a8c.zip glibc-d1fc817ea459ca28979948fbb23ff58a6f3f4a8c.tar.gz glibc-d1fc817ea459ca28979948fbb23ff58a6f3f4a8c.tar.bz2 | |
Update.
2004-01-13 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/dl-execstack.c: Change interface. Add
challenge for caller.
* sysdeps/generic/ldsodefs.h: Change declaration and type of hook
member in rtld_global appropriately.
* elf/dl-support.c: Likewise.
* elf/dl-load.c (_dl_map_object_from_fd): Take additional paramter.
Pass it on to the changed function.
(_dl_map_object): Pass new parameter to _dl_map_object_from_fd.
Diffstat (limited to 'elf')
| -rw-r--r-- | elf/dl-load.c | 9 | ||||
| -rw-r--r-- | elf/dl-support.c | 4 |
2 files changed, 8 insertions, 5 deletions
diff --git a/elf/dl-load.c b/elf/dl-load.c index dc993a5..99ca6a0 100644 --- a/elf/dl-load.c +++ b/elf/dl-load.c @@ -811,7 +811,7 @@ static struct link_map * _dl_map_object_from_fd (const char *name, int fd, struct filebuf *fbp, char *realname, struct link_map *loader, int l_type, - int mode) + int mode, void **stack_endp) { struct link_map *l = NULL; const ElfW(Ehdr) *header; @@ -1351,7 +1351,7 @@ cannot allocate TLS data structures for initial thread"); { /* The stack is presently not executable, but this module requires that it be executable. */ - errval = (*GL(dl_make_stack_executable_hook)) (); + errval = (*GL(dl_make_stack_executable_hook)) (stack_endp); if (errval) { errstring = N_("\ @@ -1949,7 +1949,10 @@ cannot create shared object descriptor")); N_("cannot open shared object file")); } - return _dl_map_object_from_fd (name, fd, &fb, realname, loader, type, mode); + extern void *__libc_stack_end; + void *stack_end = __libc_stack_end; + return _dl_map_object_from_fd (name, fd, &fb, realname, loader, type, mode, + &stack_end); } INTDEF (_dl_map_object) diff --git a/elf/dl-support.c b/elf/dl-support.c index f13fd05..aa255b4 100644 --- a/elf/dl-support.c +++ b/elf/dl-support.c @@ -1,5 +1,5 @@ /* Support for dynamic linking code in static libc. - Copyright (C) 1996-2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1996-2002, 2003, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -136,7 +136,7 @@ ElfW(Word) _dl_stack_flags = PF_R|PF_W|PF_X; /* If loading a shared object requires that we make the stack executable when it was not, we do it by calling this function. It returns an errno code or zero on success. */ -int (*_dl_make_stack_executable_hook) (void) internal_function +int (*_dl_make_stack_executable_hook) (void **) internal_function = _dl_make_stack_executable; |