diff options
Diffstat (limited to 'gcc/config/m68k/aux-exit.c')
-rwxr-xr-x | gcc/config/m68k/aux-exit.c | 99 |
1 files changed, 0 insertions, 99 deletions
diff --git a/gcc/config/m68k/aux-exit.c b/gcc/config/m68k/aux-exit.c deleted file mode 100755 index fe06c77..0000000 --- a/gcc/config/m68k/aux-exit.c +++ /dev/null @@ -1,99 +0,0 @@ -/* Generic atexit() - Copyright (C) 1996 Free Software Foundation, Inc. - -This file is free software; you can redistribute it and/or modify it -under the terms of the GNU General Public License as published by the -Free Software Foundation; either version 2, or (at your option) any -later version. - -In addition to the permissions in the GNU General Public License, the -Free Software Foundation gives you unlimited permission to link the -compiled version of this file with other programs, and to distribute -those programs without any restriction coming from the use of this -file. (The General Public License restrictions do apply in other -respects; for example, they cover modification of the file, and -distribution when not linked into another program.) - -This file 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 -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; see the file COPYING. If not, write to -the Free Software Foundation, 59 Temple Place - Suite 330, -Boston, MA 02111-1307, USA. */ - -/* As a special exception, if you link this library with files - compiled with GCC to produce an executable, this does not cause - the resulting executable to be covered by the GNU General Public License. - This exception does not however invalidate any other reasons why - the executable file might be covered by the GNU General Public License. */ - -/* Rather than come up with some ugly hack to make mcrt1 work, it is - better to just go ahead and provide atexit(). */ - - -#include <stdlib.h> - - -void exit(int) __attribute__((noreturn)); -void _exit(int) __attribute__((noreturn)); -void _cleanup(void); - - -#define FNS_PER_BLOCK 32 - -struct atexit_fn_block -{ - struct atexit_fn_block *next; - void (*fns[FNS_PER_BLOCK])(void); - short used; -}; - - -/* staticly allocate the first block */ -static struct atexit_fn_block atexit_fns; -static struct atexit_fn_block *current_block = &atexit_fns; - - -int atexit(void (*fn)(void)) -{ - if (current_block->used >= FNS_PER_BLOCK) - { - struct atexit_fn_block *new_block = - (struct atexit_fn_block *)malloc(sizeof(struct atexit_fn_block)); - if (new_block == NULL) - return -1; - - new_block->used = 0; - new_block->next = current_block; - current_block = new_block; - } - - current_block->fns[current_block->used++] = fn; - - return 0; -} - - -void exit(int status) -{ - struct atexit_fn_block *block = current_block, *old_block; - short i; - - while (1) - { - for (i = block->used; --i >= 0 ;) - (*block->fns[i])(); - if (block == &atexit_fns) - break; - /* I know what you are thinking -- we are about to exit, why free? - Because it is friendly to memory leak detectors, that's why. */ - old_block = block; - block = block->next; - free(old_block); - } - - _exit(status); -} |