diff options
Diffstat (limited to 'sysdeps')
-rw-r--r-- | sysdeps/unix/sysv/linux/libc_fatal.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/libc_fatal.c b/sysdeps/unix/sysv/linux/libc_fatal.c new file mode 100644 index 0000000000..5043f62880 --- /dev/null +++ b/sysdeps/unix/sysv/linux/libc_fatal.c @@ -0,0 +1,57 @@ +/* Copyright (C) 1993,1994,1995,1997,2000,2002 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 <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <errno.h> +#include <sysdep.h> +#include <string.h> +#include <abort-instr.h> +#ifndef ABORT_INSTRUCTION +/* No such instruction is available. */ +# define ABORT_INSTRUCTION +#endif + +/* Abort with an error message. */ +void +__libc_fatal (message) + const char *message; +{ + size_t len = strlen (message); + + while (len > 0) + { + ssize_t count = INLINE_SYSCALL (write, 3, STDERR_FILENO, message, len); + if (count > 0) + { + message += count; + len -= count; + } + else if (count < 0 && errno != EINTR) + break; + } + + /* Terminate the process. */ + _exit (127); + + /* The previous call should never have returned. */ + while (1) + /* Try for ever and ever. */ + ABORT_INSTRUCTION; +} |