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Diffstat (limited to 'sysdeps/nacl/dl-sysdep.c')
-rw-r--r--sysdeps/nacl/dl-sysdep.c112
1 files changed, 0 insertions, 112 deletions
diff --git a/sysdeps/nacl/dl-sysdep.c b/sysdeps/nacl/dl-sysdep.c
deleted file mode 100644
index f82567642d..0000000000
--- a/sysdeps/nacl/dl-sysdep.c
+++ /dev/null
@@ -1,112 +0,0 @@
-/* Operating system support for run-time dynamic linker. NaCl version.
- Copyright (C) 2015-2016 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
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, see
- <http://www.gnu.org/licenses/>. */
-
-#ifdef SHARED
-
-# include <assert.h>
-# include <ldsodefs.h>
-# include <stdint.h>
-# include <nacl-interfaces.h>
-
-/* NaCl's elf32.h is incompatible with the real <elf.h>. */
-# define NATIVE_CLIENT_SRC_INCLUDE_ELF32_H_
-# include <native_client/src/untrusted/nacl/nacl_startup.h>
-
-/* The RTLD_START code sets up the pointer that gets to these
- macros as COOKIE to point to two words:
- [0] the argument to the entry point from the system (see nacl_startup.h)
- [1] the stack base
-*/
-
-# define DL_FIND_ARG_COMPONENTS(cookie, argc, argv, envp, auxp) \
- do { \
- uint32_t *_info = ((void **) (cookie))[0]; \
- (argc) = nacl_startup_argc (_info); \
- (argv) = nacl_startup_argv (_info); \
- (envp) = nacl_startup_envp (_info); \
- (auxp) = nacl_startup_auxv (_info); \
- } while (0)
-
-# define DL_STACK_END(cookie) (((void **) (cookie))[1])
-
-/* This is called from the entry point (_start), defined by the RTLD_START
- macro in the machine-specific dl-machine.h file. At this point, dynamic
- linking has been completed and the first argument is the application's
- entry point. */
-attribute_hidden internal_function __attribute__ ((noreturn))
-void
-_dl_start_user (void (*user_entry) (uint32_t info[]), uint32_t info[])
-{
- if (_dl_skip_args > 0)
- {
- /* There are some arguments that the user program should not see.
- Just slide up the INFO pointer so its NACL_STARTUP_ARGV points
- to what should now be argv[0], and copy back the earlier fields. */
- assert (nacl_startup_argc (info) >= _dl_skip_args);
- assert (NACL_STARTUP_ARGV == 3);
- uint32_t envc = info[NACL_STARTUP_ENVC];
- uint32_t argc = info[NACL_STARTUP_ARGC];
- info += _dl_skip_args;
- info[NACL_STARTUP_ENVC] = envc;
- info[NACL_STARTUP_ARGC] = argc - _dl_skip_args;
- }
-
- /* Pass our finalizer function to the user. */
- info[NACL_STARTUP_FINI] = (uintptr_t) &_dl_fini;
-
- /* Run initializers. */
- _dl_init (GL(dl_ns)[0]._ns_loaded,
- nacl_startup_argc (info),
- nacl_startup_argv (info),
- nacl_startup_envp (info));
-
- /* Call the user's entry point. This should never return. */
- (*user_entry) (info);
-
- /* Fail clearly just in case it did return. */
- __builtin_trap ();
-}
-
-# define DL_SYSDEP_INIT __nacl_initialize_interfaces ()
-
-#endif /* SHARED */
-
-#include <elf/dl-sysdep.c>
-
-#include <dl-sysdep-open.h>
-#include <nacl-interfaces.h>
-#include <assert.h>
-#include <string.h>
-#include <unistd.h>
-
-char *
-internal_function
-_dl_sysdep_open_object (const char *name, size_t namelen, int *fd)
-{
- int error = __nacl_irt_resource_open.open_resource (name, fd);
- if (error)
- return NULL;
- assert (*fd != -1);
- char *realname = __strdup (name);
- if (__glibc_unlikely (realname == NULL))
- {
- __close (*fd);
- *fd = -1;
- }
- return realname;
-}