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-rw-r--r--sysdeps/mach/hurd/alpha/init-first.c302
1 files changed, 0 insertions, 302 deletions
diff --git a/sysdeps/mach/hurd/alpha/init-first.c b/sysdeps/mach/hurd/alpha/init-first.c
deleted file mode 100644
index 6e55225890..0000000000
--- a/sysdeps/mach/hurd/alpha/init-first.c
+++ /dev/null
@@ -1,302 +0,0 @@
-/* Initialization code run first thing by the ELF startup code. Alpha/Hurd.
- Copyright (C) 1995,96,97,98,99,2000,01,02,03 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, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include <assert.h>
-#include <hurd.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <string.h>
-#include <sysdep.h>
-#include <set-hooks.h>
-#include "hurdstartup.h"
-#include "hurdmalloc.h" /* XXX */
-
-extern void __mach_init (void);
-extern void __init_misc (int, char **, char **);
-#ifdef USE_NONOPTION_FLAGS
-extern void __getopt_clean_environment (char **);
-#endif
-#ifndef SHARED
-extern void _dl_non_dynamic_init (void) internal_function;
-#endif
-extern void __libc_global_ctors (void);
-
-unsigned int __hurd_threadvar_max;
-unsigned long int __hurd_threadvar_stack_offset;
-unsigned long int __hurd_threadvar_stack_mask;
-
-#ifndef SHARED
-int __libc_enable_secure;
-#endif
-int __libc_multiple_libcs attribute_hidden = 1;
-
-extern int __libc_argc attribute_hidden;
-extern char **__libc_argv attribute_hidden;
-extern char **_dl_argv;
-
-void *(*_cthread_init_routine) (void); /* Returns new SP to use. */
-void (*_cthread_exit_routine) (int status) __attribute__ ((__noreturn__));
-
-/* Things that want to be run before _hurd_init or much anything else.
- Importantly, these are called before anything tries to use malloc. */
-DEFINE_HOOK (_hurd_preinit_hook, (void));
-
-
-/* We call this once the Hurd magic is all set up and we are ready to be a
- Posixoid program. This does the same things the generic version does. */
-static void
-posixland_init (int argc, char **argv, char **envp)
-{
- __libc_argc = argc;
- __libc_argv = argv;
- __environ = envp;
-
-#ifndef SHARED
- _dl_non_dynamic_init ();
-#endif
- __init_misc (argc, argv, envp);
-
-#ifdef USE_NONOPTION_FLAGS
- /* This is a hack to make the special getopt in GNU libc working. */
- __getopt_clean_environment (envp);
-#endif
-
-#ifdef SHARED
- __libc_global_ctors ();
-#endif
-}
-
-
-static void
-init1 (intptr_t *data)
-{
- int argc = (intptr_t) *data;
- char **argv = (char **) &data[1];
- char **envp = &argv[argc + 1];
- struct hurd_startup_data *d;
-
- while (*envp)
- ++envp;
- d = (void *) ++envp;
-
- /* If we are the bootstrap task started by the kernel,
- then after the environment pointers there is no Hurd
- data block; the argument strings start there. */
- /* OSF Mach starts the bootstrap task with argc == 0.
- XXX This fails if a non-bootstrap task gets started
- with argc == 0. */
- if (argc && (void *) d != argv[0])
- {
- _hurd_init_dtable = d->dtable;
- _hurd_init_dtablesize = d->dtablesize;
-
- {
- /* Check if the stack we are now on is different from
- the one described by _hurd_stack_{base,size}. */
-
- char dummy;
- const vm_address_t newsp = (vm_address_t) &dummy;
-
- if (d->stack_size != 0 && (newsp < d->stack_base ||
- newsp - d->stack_base > d->stack_size))
- /* The new stack pointer does not intersect with the
- stack the exec server set up for us, so free that stack. */
- __vm_deallocate (__mach_task_self (), d->stack_base, d->stack_size);
- }
- }
-
- if ((void *) d != argv[0] && (d->portarray || d->intarray))
- /* Initialize library data structures, start signal processing, etc. */
- _hurd_init (d->flags, argv,
- d->portarray, d->portarraysize,
- d->intarray, d->intarraysize);
-
-#ifndef SHARED
- __libc_enable_secure = d->flags & EXEC_SECURE;
-#endif
-}
-
-
-static inline void
-init (intptr_t *data)
-{
- int argc = *data;
- char **argv = (void *) (data + 1);
- char **envp = &argv[argc + 1];
- struct hurd_startup_data *d;
- unsigned long int threadvars[_HURD_THREADVAR_MAX];
-
- /* Provide temporary storage for thread-specific variables on the
- startup stack so the cthreads initialization code can use them
- for malloc et al, or so we can use malloc below for the real
- threadvars array. */
- memset (threadvars, 0, sizeof threadvars);
- __hurd_threadvar_stack_offset = (unsigned long int) threadvars;
-
- /* Since the cthreads initialization code uses malloc, and the
- malloc initialization code needs to get at the environment, make
- sure we can find it. We'll need to do this again later on since
- switching stacks changes the location where the environment is
- stored. */
- __environ = envp;
-
- while (*envp)
- ++envp;
- d = (void *) ++envp;
-
- /* The user might have defined a value for this, to get more variables.
- Otherwise it will be zero on startup. We must make sure it is set
- properly before before cthreads initialization, so cthreads can know
- how much space to leave for thread variables. */
- if (__hurd_threadvar_max < _HURD_THREADVAR_MAX)
- __hurd_threadvar_max = _HURD_THREADVAR_MAX;
-
-
- /* After possibly switching stacks, call `init1' (above) with the user
- code as the return address, and the argument data immediately above
- that on the stack. */
-
- if (_cthread_init_routine)
- {
- /* Initialize cthreads, which will allocate us a new stack to run on. */
- void *newsp = (*_cthread_init_routine) ();
- struct hurd_startup_data *od;
-
- void switch_stacks (void);
-
- /* Copy per-thread variables from that temporary
- area onto the new cthread stack. */
- memcpy (__hurd_threadvar_location_from_sp (0, newsp),
- threadvars, sizeof threadvars);
-
- /* Copy the argdata from the old stack to the new one. */
- newsp = memcpy (newsp - ((char *) &d[1] - (char *) data), data,
- (char *) d - (char *) data);
-
-#ifdef SHARED
- /* And readjust the dynamic linker's idea of where the argument
- vector lives. */
- assert (_dl_argv == argv);
- _dl_argv = (void *) ((int *) newsp + 1);
-#endif
-
- /* Set up the Hurd startup data block immediately following
- the argument and environment pointers on the new stack. */
- od = (newsp + ((char *) d - (char *) data));
- if ((void *) argv[0] == d)
- /* We were started up by the kernel with arguments on the stack.
- There is no Hurd startup data, so zero the block. */
- memset (od, 0, sizeof *od);
- else
- /* Copy the Hurd startup data block to the new stack. */
- *od = *d;
-
- /*
- Force NEWSP into sp and &init1 into pv, then branch to pv (call init1).
- */
- asm volatile ("lda $30,0(%0); lda $27,0(%1); jsr $26,($27)"
- : : "r" (newsp), "r" (&init1));
- }
- else
- {
- /* We are not using cthreads, so we will have just a single allocated
- area for the per-thread variables of the main user thread. */
- unsigned long int *array;
- unsigned int i;
-
- array = malloc (__hurd_threadvar_max * sizeof (unsigned long int));
- if (array == NULL)
- __libc_fatal ("Can't allocate single-threaded thread variables.");
-
- /* Copy per-thread variables from the temporary array into the
- newly malloc'd space. */
- memcpy (array, threadvars, sizeof threadvars);
- __hurd_threadvar_stack_offset = (unsigned long int) array;
- for (i = _HURD_THREADVAR_MAX; i < __hurd_threadvar_max; ++i)
- array[i] = 0;
-
- init1 (data);
- }
-}
-
-
-/* Do the first essential initializations that must precede all else. */
-static inline void
-first_init (void)
-{
- /* Initialize data structures so we can do RPCs. */
- __mach_init ();
-
- RUN_HOOK (_hurd_preinit_hook, ());
-}
-
-#ifdef SHARED
-/* This function is called specially by the dynamic linker to do early
- initialization of the shared C library before normal initializers
- expecting a Posixoid environment can run. It gets called with the
- stack set up just as the user will see it, so it can switch stacks. */
-
-void
-_dl_init_first (intptr_t argc, ...)
-{
- first_init ();
-
- init (&argc);
-}
-#endif
-
-
-#ifdef SHARED
-/* The regular posixland initialization is what goes into libc's
- normal initializer. */
-/* NOTE! The linker notices the magical name `_init' and sets the DT_INIT
- pointer in the dynamic section based solely on that. It is convention
- for this function to be in the `.init' section, but the symbol name is
- the only thing that really matters!! */
-strong_alias (posixland_init, _init);
-
-void
-__libc_init_first (int argc, char **argv, char **envp)
-{
- /* Everything was done in the shared library initializer, _init. */
-}
-#else
-strong_alias (posixland_init, __libc_init_first);
-
-
-void
-_hurd_stack_setup (volatile intptr_t argc, ...)
-{
- first_init ();
-
- _hurd_startup ((void **) &argc, &init);
-}
-#endif
-
-
-/* This function is defined here so that if this file ever gets into
- ld.so we will get a link error. Having this file silently included
- in ld.so causes disaster, because the _init definition above will
- cause ld.so to gain an init function, which is not a cool thing. */
-
-void
-_dl_start (void)
-{
- abort ();
-}
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