1 /* 2 * Copyright (c) 2004 Marc Espie <espie@openbsd.org> 3 * 4 * Permission to use, copy, modify, and distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 */ 16 17 void __init(void) __dso_hidden; 18 int main(int argc, char *argv[], char *envp[]); 19 20 typedef const void *dl_cb_cb(int); 21 typedef void (*initarray_f)(int, char **, char **, dl_cb_cb *); 22 typedef void (*init_f)(void); 23 24 /* 25 * Provide default implementations of these. Only archs with weird 26 * ASM stuff (hppa, arm) need to override them 27 */ 28 #ifndef MD_DATA_SECTION_FLAGS_SYMBOL 29 # ifdef __LP64__ 30 # define VALUE_ALIGN ".balign 8" 31 # define VALUE_DIRECTIVE ".quad" 32 # else 33 # define VALUE_ALIGN ".balign 4" 34 # define VALUE_DIRECTIVE ".int" 35 # endif 36 # define MD_DATA_SECTION_FLAGS_SYMBOL(section, flags, type, symbol) \ 37 extern __dso_hidden type symbol[]; \ 38 __asm(" .section "section",\""flags"\",@progbits \n" \ 39 " "VALUE_ALIGN" \n" \ 40 #symbol": \n" \ 41 " .previous") 42 # define MD_DATA_SECTION_SYMBOL_VALUE(section, type, symbol, value) \ 43 extern __dso_hidden type symbol[]; \ 44 __asm(" .section "section",\"aw\",@progbits \n" \ 45 " "VALUE_ALIGN" \n" \ 46 #symbol": \n" \ 47 " "VALUE_DIRECTIVE" "#value" \n" \ 48 " .previous") 49 # define MD_DATA_SECTION_FLAGS_VALUE(section, flags, value) \ 50 __asm(" .section "section",\""flags"\",@progbits \n" \ 51 " "VALUE_ALIGN" \n" \ 52 " "VALUE_DIRECTIVE" "#value" \n" \ 53 " .previous") 54 #endif 55