| Nick Kralevich | 9d40326 | 2012-05-31 11:40:10 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 The Android Open Source Project |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions |
| 7 | * are met: |
| 8 | * * Redistributions of source code must retain the above copyright |
| 9 | * notice, this list of conditions and the following disclaimer. |
| 10 | * * Redistributions in binary form must reproduce the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer in |
| 12 | * the documentation and/or other materials provided with the |
| 13 | * distribution. |
| 14 | * |
| 15 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 16 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 17 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| 18 | * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
| 19 | * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 20 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
| 21 | * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
| 22 | * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
| 23 | * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| 24 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| 25 | * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 26 | * SUCH DAMAGE. |
| 27 | */ |
| 28 | |
| 29 | typedef struct |
| 30 | { |
| 31 | void (**preinit_array)(void); |
| 32 | void (**init_array)(void); |
| 33 | void (**fini_array)(void); |
| 34 | void (**ctors_array)(void); |
| 35 | } structors_array_t; |
| 36 | |
| 37 | extern int main(int argc, char **argv, char **env); |
| 38 | |
| 39 | extern void __libc_init( |
| 40 | unsigned int *elfdata, |
| 41 | void (*onexit)(void), |
| 42 | int (*slingshot)(int, char**, char**), |
| 43 | structors_array_t const * const structors |
| 44 | ); |
| 45 | |
| 46 | __attribute__ ((section (".preinit_array"))) |
| 47 | void (*__PREINIT_ARRAY__)(void) = (void (*)(void)) -1; |
| 48 | |
| 49 | __attribute__ ((section (".init_array"))) |
| 50 | void (*__INIT_ARRAY__)(void) = (void (*)(void)) -1; |
| 51 | |
| 52 | __attribute__ ((section (".fini_array"))) |
| 53 | void (*__FINI_ARRAY__)(void) = (void (*)(void)) -1; |
| 54 | |
| 55 | __attribute__ ((section (".ctors"))) |
| 56 | void (*__CTOR_LIST__)(void) = (void (*)(void)) -1; |
| 57 | |
| 58 | __attribute__((visbility("hidden"))) |
| 59 | void _start() { |
| 60 | structors_array_t array; |
| 61 | void *elfdata; |
| 62 | |
| 63 | array.preinit_array = &__PREINIT_ARRAY__; |
| 64 | array.init_array = &__INIT_ARRAY__; |
| 65 | array.fini_array = &__FINI_ARRAY__; |
| 66 | array.ctors_array = &__CTOR_LIST__; |
| 67 | |
| 68 | elfdata = __builtin_frame_address(0) + sizeof(void *); |
| 69 | __libc_init(elfdata, (void *) 0, &main, &array); |
| 70 | } |
| 71 | |
| 72 | #include "__dso_handle.h" |
| 73 | #include "atexit.h" |