X-Git-Url: http://git.liburcu.org/?p=userspace-rcu.git;a=blobdiff_plain;f=configure.ac;h=89df62d9dd7125a8526ed5c8dbc3a50ba47552f3;hp=5162db39261f4cbccc18893ae63589db756ff79f;hb=5f6503c78ee929cd77d6e51987b5826de5a5fe99;hpb=69c9a8c04ad525c0bdf17089d3e6bf1ebca11867

diff --git a/configure.ac b/configure.ac
index 5162db3..89df62d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,9 +1,9 @@
 AC_PREREQ(2.59)
-AC_INIT([userspace-rcu],[0.8.0],[mathieu dot desnoyers at efficios dot com], [], [http://liburcu.org/])
+AC_INIT([userspace-rcu],[0.9.5],[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])
@@ -25,6 +25,7 @@ AH_TEMPLATE([CONFIG_RCU_HAVE_FUTEX], [Defined when on a system with futex suppor
 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 if available for use on ARM.])
 AH_TEMPLATE([CONFIG_RCU_TLS], [TLS provided by the compiler.])
+AH_TEMPLATE([CONFIG_RCU_HAVE_CLOCK_GETTIME], [clock_gettime() is detected.])
 
 # Allow overriding storage used for TLS variables.
 AC_ARG_ENABLE([compiler-tls],
@@ -50,6 +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.
@@ -69,17 +80,14 @@ AS_IF([test "x$ax_cv___attribute__" = "xyes"],
 	[AC_MSG_ERROR([The compiler does not support __attribute__ extensions])])
 
 AX_PTHREAD(,[AC_MSG_ERROR([Could not configure pthreads support])])
-LIBS="$PTHREAD_LIBS $LIBS"
-CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
-CC="$PTHREAD_CC"
+
+AM_CFLAGS="$AM_CFLAGS $PTHREAD_CFLAGS"
 
 # Checks for library functions.
-AC_FUNC_MALLOC
 AC_FUNC_MMAP
 AC_FUNC_FORK
 AC_CHECK_FUNCS([ \
 	atexit \
-	clock_gettime \
 	getcpuid \
 	gettid \
 	gettimeofday \
@@ -92,6 +100,9 @@ AC_CHECK_FUNCS([ \
 	sysconf \
 ])
 
+# AC_FUNC_MALLOC causes problems when cross-compiling.
+#AC_FUNC_MALLOC
+
 # Check for headers
 AC_HEADER_STDBOOL
 AC_CHECK_HEADERS([ \
@@ -103,6 +114,7 @@ AC_CHECK_HEADERS([ \
 
 # Find arch type
 AS_CASE([$host_cpu],
+	[k1om], [ARCHTYPE="x86"],
 	[i386], [ARCHTYPE="x86" && SUBARCHTYPE="x86compat"],
 	[i486], [ARCHTYPE="x86"],
 	[i586], [ARCHTYPE="x86"],
@@ -121,7 +133,7 @@ AS_CASE([$host_cpu],
 	[alpha*], [ARCHTYPE="alpha"],
 	[ia64], [ARCHTYPE="ia64"],
 	[arm*], [ARCHTYPE="arm"],
-	[aarch64], [ARCHTYPE="aarch64"],
+	[aarch64*], [ARCHTYPE="aarch64"],
 	[mips*], [ARCHTYPE="mips"],
 	[tile*], [ARCHTYPE="tile"],
 	[hppa*], [ARCHTYPE="hppa"],
@@ -133,6 +145,11 @@ AS_CASE([$host],[*-*-linux-androideabi],
 	[AM_CONDITIONAL(TARGET_IS_ANDROID, false)]
 )
 
+AS_CASE([$host],[*-cygwin*],
+	[AM_CONDITIONAL(USE_CYGWIN, true)],
+	[AM_CONDITIONAL(USE_CYGWIN, false)]
+)
+
 AC_SUBST(ARCHTYPE)
 AC_SUBST(SUBARCHTYPE)
 
@@ -144,7 +161,7 @@ AS_IF([test "x$SUBARCHTYPE" = xx86compat],[
 ])
 
 AS_IF([test "$host_cpu" = "armv7l"],[
-	CFLAGS="$CFLAGS -mcpu=cortex-a9 -mtune=cortex-a9 -O1"
+	AM_CFLAGS="$AM_CFLAGS -mcpu=cortex-a9 -mtune=cortex-a9 -O1"
 ])
 
 # ARM-specific checks
@@ -189,7 +206,7 @@ AS_IF([test "x$ARCHTYPE" = "xx86"],[
 	#
 	#k1om is the name for the Intel MIC family (Xeon Phi). It is an x86_64
 	#variant but lacks fence instructions.
-	AS_IF([test "x$host_cpu" != "xi386" -a "x$host_cpu" != "xi486" -a "x$host_cpu" != "xi586" -a "x$host_cpu" != "xi686" -a "x$host_vendor" != "xk1om"],[
+	AS_IF([test "x$host_cpu" != "xi386" -a "x$host_cpu" != "xi486" -a "x$host_cpu" != "xi586" -a "x$host_cpu" != "xi686" -a "x$host_vendor" != "xk1om" -a "x$host_cpu" != "xk1om"],[
 		AC_MSG_RESULT([yes])
 		AC_DEFINE([CONFIG_RCU_HAVE_FENCE], [1])
 	],[
@@ -214,6 +231,11 @@ AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 	compat_futex_test=1
 ])
 
+# Search for clock_gettime
+AC_SEARCH_LIBS([clock_gettime], [rt], [
+	AC_DEFINE([CONFIG_RCU_HAVE_CLOCK_GETTIME], [1])
+], [])
+
 # Check for pthread
 AC_CHECK_LIB([pthread], [pthread_create],
 	[AM_CONDITIONAL(LIBC_INCLUDES_PTHREAD, false)],
@@ -264,8 +286,8 @@ AS_IF([test "x$def_smp_support" = "xyes"], [AC_DEFINE([CONFIG_RCU_SMP], [1])])
 # Since we define _GNU_SOURCE in the sources, must do so too in the
 # autoconf tests, as defining _GNU_SOURCE or not exposes
 # sched_setaffinity bits differently.
-saved_CFLAGS=$CFLAGS
-CFLAGS="$CFLAGS -D_GNU_SOURCE"
+saved_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS $AM_CFLAGS -D_GNU_SOURCE"
 
 AC_CHECK_TYPES([cpu_set_t],
 	[have_cpu_set_t="yes"],
@@ -346,6 +368,7 @@ AC_CHECK_FUNCS([sched_setaffinity],[
 ])
 
 CFLAGS=$saved_CFLAGS
+AC_SUBST(AM_CFLAGS)
 
 AC_CONFIG_LINKS([
 	urcu/arch.h:$ARCHSRC