From 3ffccaede2bb9d6a687e7ae3b46a19c100f73c88 Mon Sep 17 00:00:00 2001 From: David Goulet Date: Thu, 29 Sep 2011 16:24:16 -0400 Subject: [PATCH] Add liburcu function check to build system rcu_thread_online and rcu_thread_offline are needed and only available on urcu version >= 0.6.5 Reported-by: Yannick Brosseau Signed-off-by: David Goulet --- configure.ac | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) diff --git a/configure.ac b/configure.ac index c3fc2d2fc..b38b0e2ea 100644 --- a/configure.ac +++ b/configure.ac @@ -13,7 +13,7 @@ AC_CHECK_HEADERS([ \ ]) # URCU library version needed or newer -liburcu_version="0.6.0" +liburcu_version=">= 0.6.5" # Check for pthread AC_CHECK_LIB([pthread], [pthread_create], [], @@ -25,30 +25,33 @@ AC_CHECK_LIB([popt], [poptGetContext], [], [AC_MSG_ERROR([Cannot find libpopt. Use [LDFLAGS]=-Ldir to specify its location.])] ) -# Check liburcu list.h, wfqueue.h, futex.h +# Check liburcu needed function calls AC_CHECK_DECL([cds_list_add], [], [AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include ]] ) - AC_CHECK_DECL([cds_wfq_init], [], [AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include ]] ) - AC_CHECK_DECL([futex_async], [], [AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include ]] ) +AC_CHECK_DECL([rcu_thread_offline], [], + [AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include ]] +) +AC_CHECK_DECL([rcu_thread_online], [], + [AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include ]] +) +# Epoll check. If not present, the build will fallback on poll() API AX_HAVE_EPOLL( [AX_CONFIG_FEATURE_ENABLE(epoll)], [AX_CONFIG_FEATURE_DISABLE(epoll)] ) - AX_CONFIG_FEATURE( [epoll], [This platform supports epoll(7)], [HAVE_EPOLL], [This platform supports epoll(7).], [enable_epoll="yes"], [enable_epoll="no"] ) - AM_CONDITIONAL([COMPAT_EPOLL], [ test "$enable_epoll" = "yes" ]) AC_PROG_CC -- 2.34.1