X-Git-Url: https://git.liburcu.org/?a=blobdiff_plain;f=configure.ac;h=6b8a35a992aa4f28aae9d354365e976370619c80;hb=e9518ec6e963c8f0a54ee3325a8d5e98cde65c5c;hp=69ce396ef07956e98d0480103a879fc8ed382305;hpb=93af08d904c71a00d1ad716cb3ffe6ad342ba97c;p=urcu.git

diff --git a/configure.ac b/configure.ac
index 69ce396..6b8a35a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@
 # Process this file with autoconf to produce a configure script.
 
 
-AC_INIT([userspace-rcu], [0.5.2], [mathieu dot desnoyers at efficios dot com])
+AC_INIT([userspace-rcu], [0.5.4], [mathieu dot desnoyers at efficios dot com])
 AC_CONFIG_AUX_DIR([config])
 AC_CANONICAL_TARGET
 AC_CANONICAL_HOST
@@ -20,6 +20,7 @@ AH_TEMPLATE([CONFIG_RCU_HAVE_FENCE], [Defined when on a system that has memory f
 AH_TEMPLATE([CONFIG_RCU_HAVE_FUTEX], [Defined when on a system with futex support.])
 AH_TEMPLATE([CONFIG_RCU_COMPAT_ARCH], [Compatibility mode for i386 which lacks
 cmpxchg instruction.])
+AH_TEMPLATE([CONFIG_RCU_ARM_HAVE_DMB], [Use the dmb instruction is available for use on ARM.])
 
 # Checks for programs.
 AC_PROG_CC
@@ -34,7 +35,7 @@ AC_TYPE_SIZE_T
 # Checks for library functions.
 AC_FUNC_MALLOC
 AC_FUNC_MMAP
-AC_CHECK_FUNCS([bzero gettimeofday munmap strtoul])
+AC_CHECK_FUNCS([bzero gettimeofday munmap sched_getcpu strtoul sysconf])
 
 # Find arch type
 case $host_cpu in
@@ -56,6 +57,25 @@ case $host_cpu in
 	*) ARCHTYPE="unknown";;
 esac
 
+if test "x$ARCHTYPE" = "xarm" ; then
+AC_MSG_CHECKING([checking for dmb instruction])
+AC_TRY_COMPILE(
+[
+],
+[
+asm volatile("dmb":::"memory");
+],
+[
+	AC_MSG_RESULT([yes])
+	AC_DEFINE([CONFIG_RCU_ARM_HAVE_DMB], [1])
+]
+,
+[
+	AC_MSG_RESULT([no])
+]
+)
+fi
+
 UATOMICSRC=urcu/uatomic_arch_$ARCHTYPE.h
 ARCHSRC=urcu/arch_$ARCHTYPE.h
 if test "x$ARCHTYPE" != xx86 -a "x$ARCHTYPE" != xppc; then
@@ -221,5 +241,10 @@ AC_CONFIG_LINKS([
 AC_CONFIG_FILES([
 	Makefile
 	tests/Makefile
+	liburcu.pc
+	liburcu-bp.pc
+	liburcu-qsbr.pc
+	liburcu-mb.pc
+	liburcu-signal.pc
 ])
 AC_OUTPUT