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dnl Copyright (C) 2011 Andrew Hutchings
dnl This file is free software; Sun Microsystems, Inc.
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
#--------------------------------------------------------------------
# Check for libaio
#--------------------------------------------------------------------
AC_DEFUN([_PANDORA_SEARCH_LIBAIO],[
AC_REQUIRE([AC_LIB_PREFIX])
AC_CHECK_HEADERS(libaio.h)
AC_LIB_HAVE_LINKFLAGS(aio,,
[
#include <libaio.h>
],
[
int aio_cmd= IO_CMD_PREAD;
])
AM_CONDITIONAL(HAVE_LIBAIO, [test "x${ac_cv_libaio}" = "xyes"])
AS_IF([test "x${ac_cv_libaio}" = "xyes"],[
AC_DEFINE([LINUX_NATIVE_AIO], [1], [Enabel libaio support in InnoDB])
])
])
AC_DEFUN([_PANDORA_HAVE_LIBAIO],[
AC_ARG_ENABLE([libaio],
[AS_HELP_STRING([--disable-libaio],
[Build with libaio support @<:@default=on@:>@])],
[ac_enable_libaio="$enableval"],
[ac_enable_libaio="yes"])
_PANDORA_SEARCH_LIBAIO
])
AC_DEFUN([PANDORA_HAVE_LIBAIO],[
AC_REQUIRE([_PANDORA_HAVE_LIBAIO])
])
AC_DEFUN([_PANDORA_REQUIRE_LIBAIO],[
ac_enable_libaio="yes"
_PANDORA_SEARCH_LIBAIO
AS_IF([test "x$ac_cv_header_libaio_h" = "xno"],[
PANDORA_MSG_ERROR([Couldn't find libaio.h. On Debian this can be found in libaio-dev. On Redhat this can be found in libaio-devel.])
])
])
AC_DEFUN([PANDORA_REQUIRE_LIBAIO],[
AC_REQUIRE([_PANDORA_REQUIRE_LIBAIO])
])
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