Fix: uatomic arm32: add missing release barrier before uatomic_xchg

[userspace-rcu.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index ae75a3be66f9ec8309f46a6cdb7ed483e83356ad..eebed56894e34a366a6cc55ed672158fc211064c 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1,9 +1,9 @@
 AC_PREREQ(2.59)
-AC_INIT([userspace-rcu],[0.9.2],[mathieu dot desnoyers at efficios dot com], [], [http://liburcu.org/])
+AC_INIT([userspace-rcu],[0.9.3],[mathieu dot desnoyers at efficios dot com], [], [http://liburcu.org/])
 
 # Following the numbering scheme proposed by libtool for the library version
 # http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
-AC_SUBST([URCU_LIBRARY_VERSION], [4:0:0])
+AC_SUBST([URCU_LIBRARY_VERSION], [5:0:1])
 
 AC_CONFIG_SRCDIR([urcu.h])
 AC_CONFIG_HEADERS([config.h urcu/config.h])
@@ -51,6 +51,16 @@ AC_PROG_CC_STDC
 AC_PROG_AWK
 AC_PROG_MAKE_SET
 AC_CHECK_PROGS(NPROC, [nproc gnproc])
+AC_CHECK_PROGS(GETCONF, [getconf])
+AS_IF([test "x$NPROC" != "x"],
+       [NPROC_CMD=$NPROC],
+       [AS_IF([test "x$GETCONF" != "x"],
+               [NPROC_CMD="$GETCONF _NPROCESSORS_ONLN"],
+               [NPROC_CMD="echo 1"]
+       )]
+)
+AC_SUBST([NPROC_CMD], [$NPROC_CMD])
+
 LT_INIT
 
 # Checks for typedefs, structures, and compiler characteristics.
@@ -75,7 +85,6 @@ CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
 CC="$PTHREAD_CC"
 
 # Checks for library functions.
-AC_FUNC_MALLOC
 AC_FUNC_MMAP
 AC_FUNC_FORK
 AC_CHECK_FUNCS([ \
@@ -92,6 +101,9 @@ AC_CHECK_FUNCS([ \
        sysconf \
 ])
 
+# AC_FUNC_MALLOC causes problems when cross-compiling.
+#AC_FUNC_MALLOC
+
 # Check for headers
 AC_HEADER_STDBOOL
 AC_CHECK_HEADERS([ \