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#
# Copyright (c) 2006, 2009, Innobase Oy. All Rights Reserved.
#
# This program 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; version 2 of the License.
#
# This program 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; if not, write to the Free Software Foundation, Inc., 59 Temple
# Place, Suite 330, Boston, MA 02111-1307 USA
#
MYSQL_STORAGE_ENGINE(innobase, innodb, [InnoDB Storage Engine],
[Transactional Tables using InnoDB], [max,max-no-ndb])
MYSQL_PLUGIN_DIRECTORY(innobase, [storage/innobase])
MYSQL_PLUGIN_STATIC(innobase, [libinnobase.a])
MYSQL_PLUGIN_DYNAMIC(innobase, [ha_innodb.la])
MYSQL_PLUGIN_ACTIONS(innobase, [
AC_CHECK_HEADERS(sched.h)
AC_CHECK_SIZEOF(int, 4)
AC_CHECK_SIZEOF(long, 4)
AC_CHECK_SIZEOF(void*, 4)
AC_CHECK_FUNCS(sched_yield fdatasync localtime_r)
AC_C_BIGENDIAN
case "$target_os" in
lin*)
CFLAGS="$CFLAGS -DUNIV_LINUX";;
hpux10*)
CFLAGS="$CFLAGS -DUNIV_MUST_NOT_INLINE -DUNIV_HPUX -DUNIV_HPUX10";;
hp*)
CFLAGS="$CFLAGS -DUNIV_MUST_NOT_INLINE -DUNIV_HPUX";;
aix*)
CFLAGS="$CFLAGS -DUNIV_AIX";;
irix*|osf*|sysv5uw7*|openbsd*)
CFLAGS="$CFLAGS -DUNIV_MUST_NOT_INLINE";;
*solaris*|*SunOS*)
# Begin Solaris atomic function checks
AC_CHECK_FUNCS(atomic_cas_ulong atomic_cas_32 \
atomic_cas_64 atomic_add_long,
AC_DEFINE(
[HAVE_SOLARIS_ATOMICS],
[1],
[Define to 1 if Solaris supports \
atomic functions.]))
### End Solaris atomic function checks
CFLAGS="$CFLAGS -DUNIV_SOLARIS";;
esac
INNODB_DYNAMIC_CFLAGS="-DPANDORA_DYNAMIC_PLUGIN"
case "$target_cpu" in
x86_64)
# The AMD64 ABI forbids absolute addresses in shared libraries
;;
*86)
# Use absolute addresses on IA-32
INNODB_DYNAMIC_CFLAGS="$INNODB_DYNAMIC_CFLAGS -prefer-non-pic"
;;
esac
AC_SUBST(INNODB_DYNAMIC_CFLAGS)
AC_MSG_CHECKING(whether pthread_t can be used by GCC atomic builtins)
AC_TRY_RUN(
[
#include <pthread.h>
#include <string.h>
int main(int argc, char** argv) {
pthread_t x1;
pthread_t x2;
pthread_t x3;
memset(&x1, 0x0, sizeof(x1));
memset(&x2, 0x0, sizeof(x2));
memset(&x3, 0x0, sizeof(x3));
__sync_bool_compare_and_swap(&x1, x2, x3);
return(0);
}
],
[
AC_DEFINE([HAVE_ATOMIC_PTHREAD_T], [1],
[pthread_t can be used by GCC atomic builtins])
AC_MSG_RESULT(yes)
],
[
AC_MSG_RESULT(no)
]
)
# Try using solaris atomics on SunOS if GCC atomics are not available
AC_CHECK_DECLS(
[HAVE_ATOMIC_PTHREAD_T],
[
AC_MSG_NOTICE(no need to check pthread_t size)
],
[
AC_CHECK_DECLS(
[HAVE_SOLARIS_ATOMICS],
[
AC_MSG_CHECKING(checking if pthread_t size is integral)
AC_TRY_RUN(
[
#include <pthread.h>
int main()
{
pthread_t x = 0;
return(0);
}
],
[
AC_DEFINE([HAVE_ATOMIC_PTHREAD_T], [1],
[pthread_t can be used by solaris atomics])
AC_MSG_RESULT(yes)
# size of pthread_t is needed for typed solaris atomics
AC_CHECK_SIZEOF([pthread_t], [], [#include <pthread.h>])
],
[
AC_MSG_RESULT(no)
])
])
])
# Check for x86 PAUSE instruction
AC_MSG_CHECKING(for x86 PAUSE instruction)
# We have to actually try running the test program, because of a bug
# in Solaris on x86_64, where it wrongly reports that PAUSE is not
# supported when trying to run an application. See
# http://bugs.opensolaris.org/bugdatabase/printableBug.do?bug_id=6478684
# We use ib_ prefix to avoid collisoins if this code is added to
# mysql's configure.in.
AC_TRY_RUN(
[
int main() {
__asm__ __volatile__ ("pause");
return(0);
}
],
[
AC_DEFINE([IB_HAVE_PAUSE_INSTRUCTION], [1], [Does x86 PAUSE instruction exist])
AC_MSG_RESULT(yes)
],
[
AC_MSG_RESULT(no)
],
[
AC_MSG_RESULT(no)
]
)
dnl Must be done once we turn on warnings and such
AC_CACHE_CHECK(
[whether __attribute__ visibility "hidden" is supported],
[ac_cv_can_use_hidden_],[
AC_LANG_PUSH(C++)
save_CXXFLAGS="${CXXFLAGS}"
CXXFLAGS="${AM_CXXFLAGS} ${CXXFLAGS}"
AC_LINK_IFELSE([
AC_LANG_PROGRAM(
[[
__attribute__((visibility ("hidden")))
void testme() { }
]],[[testme()]]
)],
[ac_cv_can_use_hidden_=yes],
[ac_cv_can_use_hidden_=no])
CXXFLAGS="${save_CXXFLAGS}"
AC_LANG_POP()])
AS_IF([test "$ac_cv_can_use_hidden_" = "yes"],[
AC_DEFINE(HAVE_ATTR_HIDDEN, 1,
[Define to 1 if you have support for __attribute__((visibility("hidden")))])
])
])
# vim: set ft=config:
|