AC_CHECK_FUNC([clock_gettime], [AC_DEFINE_UNQUOTED([LTTNG_HAVE_CLOCK_GETTIME], 1, [Has clock_gettime() support.])])
# URCU library version needed or newer
-m4_define([WRONG_LIBURCU_MSG], [Userspace RCU (liburcu) >= 0.9.0 is needed])
-
-# Check liburcu needed function calls
-AC_CHECK_DECL([cds_list_add], [],
- [AC_MSG_ERROR([WRONG_LIBURCU_MSG])], [[#include <urcu/list.h>]])
-AC_CHECK_DECL([cds_wfcq_init], [],
- [AC_MSG_ERROR([WRONG_LIBURCU_MSG])], [[#include <urcu/wfcqueue.h>]])
-AC_CHECK_DECL([cds_wfcq_dequeue_blocking], [],
- [AC_MSG_ERROR([WRONG_LIBURCU_MSG])], [[#include <urcu/wfcqueue.h>]])
-AC_CHECK_DECL([futex_async], [],
- [AC_MSG_ERROR([WRONG_LIBURCU_MSG])], [[#include <urcu/futex.h>]])
-AC_CHECK_DECL([rcu_thread_offline], [],
- [AC_MSG_ERROR([WRONG_LIBURCU_MSG])], [[#include <urcu.h>]])
-AC_CHECK_DECL([rcu_thread_online], [],
- [AC_MSG_ERROR([WRONG_LIBURCU_MSG])], [[#include <urcu.h>]])
-AC_CHECK_DECL([caa_likely], [],
- [AC_MSG_ERROR([WRONG_LIBURCU_MSG])], [[#include <urcu.h>]])
-AC_CHECK_LIB([urcu-cds], [_cds_lfht_new], [],
- [AC_MSG_ERROR([WRONG_LIBURCU_MSG])])
-
-#Function added in urcu 0.7.0
-AC_CHECK_DECL([cmm_smp_mb__before_uatomic_or], [],
- [AC_MSG_ERROR([WRONG_LIBURCU_MSG])], [[#include <urcu.h>]]
-)
-
-#Function added in urcu 0.9.0
-AC_CHECK_DECL([urcu_ref_get_unless_zero], [],
- [AC_MSG_ERROR([WRONG_LIBURCU_MSG])], [[#include <urcu/ref.h>]]
-)
+PKG_CHECK_MODULES([URCU], [liburcu >= 0.9])
+PKG_CHECK_MODULES([URCU_BP], [liburcu-bp >= 0.9])
+PKG_CHECK_MODULES([URCU_CDS], [liburcu-cds >= 0.9])
+AM_CPPFLAGS="$AM_CPPFLAGS $URCU_CFLAGS"
# Check for libkmod, it will be auto-neabled if found but won't fail if it's not,
# it can be explicitly disabled with --without-kmod
)
AX_CONFIG_FEATURE(
[epoll], [This platform supports epoll(7)],
- [HAVE_EPOLL], [This platform supports epoll(7).],
- [enable_epoll="yes"], [enable_epoll="no"]
+ [HAVE_EPOLL], [This platform supports epoll(7).]
)
-AM_CONDITIONAL([COMPAT_EPOLL], [ test "$enable_epoll" = "yes" ])
AS_IF([test "x$ac_cv_func_dirfd" = "xyes"],
[AX_CONFIG_FEATURE_ENABLE(dirfd)],
)
AX_CONFIG_FEATURE(
[dirfd], [Use directory file descriptors],
- [COMPAT_DIRFD], [This platform supports directory file descriptors.],
- [enable_dirfd="yes"], [enable_dirfd="no"]
+ [HAVE_DIRFD], [This platform supports directory file descriptors.]
)
-AM_CONDITIONAL([COMPAT_DIRFD], [ test "$enable_dirfd" = "yes" ])
AM_CONDITIONAL([TEST_JAVA_JUL_AGENT], [test "x$test_java_agent_jul" = "xyes"])
AM_CONDITIONAL([TEST_JAVA_LOG4J_AGENT], [test "x$test_java_agent_log4j" = "xyes"])