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glibc  2.9
aio_cancel.c
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00001 /* Cancel requests associated with given file descriptor.  Stub version.
00002    Copyright (C) 2001 Free Software Foundation, Inc.
00003    This file is part of the GNU C Library.
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Lesser General Public
00007    License as published by the Free Software Foundation; either
00008    version 2.1 of the License, or (at your option) any later version.
00009 
00010    The GNU C Library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Lesser General Public License for more details.
00014 
00015    You should have received a copy of the GNU Lesser General Public
00016    License along with the GNU C Library; if not, write to the Free
00017    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00018    02111-1307 USA.  */
00019 
00020 
00021 /* We use an UGLY hack to prevent gcc from finding us cheating.  The
00022    implementation of aio_cancel and aio_cancel64 are identical and so
00023    we want to avoid code duplication by using aliases.  But gcc sees
00024    the different parameter lists and prints a warning.  We define here
00025    a function so that aio_cancel64 has no prototype.  */
00026 #define aio_cancel64 XXX
00027 #include <aio.h>
00028 /* And undo the hack.  */
00029 #undef aio_cancel64
00030 
00031 #include <errno.h>
00032 
00033 int
00034 aio_cancel (int fildes, struct aiocb *aiocbp)
00035 {
00036   __set_errno (ENOSYS);
00037   return -1;
00038 }
00039 
00040 weak_alias (aio_cancel, aio_cancel64)
00041 
00042 stub_warning (aio_cancel)
00043 stub_warning (aio_cancel64)
00044 #include <stub-tag.h>