X-Git-Url: http://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=configure.ac;h=8ac0c4172682668f70fd1e9d158d8c15f2b931e7;hp=fe1c55da3e2fa77ad78c817f84c9f37e65cb457c;hb=d8d9a3405ce46af6d34d2e80e260ad50f3d211a0;hpb=d1c678425415ed986d0101d5d9ab228b160b2fc3

diff --git a/configure.ac b/configure.ac
index fe1c55d..8ac0c41 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,19 +1,18 @@
 AC_PREREQ(2.59)
-AC_INIT([userspace-rcu],[0.9.0],[mathieu dot desnoyers at efficios dot com], [], [http://liburcu.org/])
+AC_INIT([userspace-rcu],[0.10.0-pre],[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])
+AC_CONFIG_HEADERS([include/config.h include/urcu/config.h])
 AC_CONFIG_AUX_DIR([config])
 AC_CONFIG_MACRO_DIR([m4])
 
 AC_CANONICAL_TARGET
 AC_CANONICAL_HOST
 
-AM_INIT_AUTOMAKE([foreign dist-bzip2 no-dist-gzip])
+AM_INIT_AUTOMAKE([foreign dist-bzip2 no-dist-gzip nostdinc])
 AM_MAINTAINER_MODE([enable])
 
 # Enable silent rules if available (Introduced in AM 1.11)
@@ -25,6 +24,16 @@ 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.])
+AH_TEMPLATE([CONFIG_RCU_FORCE_SYS_MEMBARRIER], [Require the operating system to support the membarrier system call for default and bulletproof flavors.])
+
+# Allow requiring the operating system to support the membarrier system
+# call. Applies to default and bulletproof flavors.
+AC_ARG_ENABLE([sys-membarrier-fallback],
+	AS_HELP_STRING([--disable-sys-membarrier-fallback], [Abort if sys-membarrier is needed but not available rather than using a fallback.]),
+	[def_sys_membarrier_fallback=$enableval],
+	[def_sys_membarrier_fallback="yes"])
+AS_IF([test "x$def_sys_membarrier_fallback" != "xyes"], [AC_DEFINE([CONFIG_RCU_FORCE_SYS_MEMBARRIER], [1])])
 
 # Allow overriding storage used for TLS variables.
 AC_ARG_ENABLE([compiler-tls],
@@ -50,6 +59,16 @@ 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.
@@ -74,7 +93,6 @@ CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
 CC="$PTHREAD_CC"
 
 # Checks for library functions.
-AC_FUNC_MALLOC
 AC_FUNC_MMAP
 AC_FUNC_FORK
 AC_CHECK_FUNCS([ \
@@ -85,12 +103,16 @@ AC_CHECK_FUNCS([ \
 	memeset \
 	memset \
 	munmap \
+	rand_r \
 	sched_getcpu \
 	strerror \
 	strtoul \
 	sysconf \
 ])
 
+# AC_FUNC_MALLOC causes problems when cross-compiling.
+#AC_FUNC_MALLOC
+
 # Check for headers
 AC_HEADER_STDBOOL
 AC_CHECK_HEADERS([ \
@@ -129,16 +151,16 @@ AS_CASE([$host_cpu],
 	[ARCHTYPE="unknown"]
 )
 
-AS_CASE([$host],[*-*-linux-androideabi],
-	[AM_CONDITIONAL(TARGET_IS_ANDROID, true)],
-	[AM_CONDITIONAL(TARGET_IS_ANDROID, false)]
+AS_CASE([$host],[*-cygwin*],
+	[AM_CONDITIONAL(USE_CYGWIN, true)],
+	[AM_CONDITIONAL(USE_CYGWIN, false)]
 )
 
 AC_SUBST(ARCHTYPE)
 AC_SUBST(SUBARCHTYPE)
 
-UATOMICSRC=urcu/uatomic/$ARCHTYPE.h
-ARCHSRC=urcu/arch/$ARCHTYPE.h
+UATOMICSRC=include/urcu/uatomic/$ARCHTYPE.h
+ARCHSRC=include/urcu/arch/$ARCHTYPE.h
 
 AS_IF([test "x$SUBARCHTYPE" = xx86compat],[
 	AC_DEFINE([CONFIG_RCU_COMPAT_ARCH], [1])
@@ -216,18 +238,9 @@ AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 ])
 
 # Search for clock_gettime
-AC_SEARCH_LIBS([clock_gettime], [rt], [],
-	[AC_MSG_ERROR([Cannot find clock_gettime function.])]
-)
-
-# Check for pthread
-AC_CHECK_LIB([pthread], [pthread_create],
-	[AM_CONDITIONAL(LIBC_INCLUDES_PTHREAD, false)],
-	[AC_CHECK_LIB([c], [pthread_create],
-		[AM_CONDITIONAL(LIBC_INCLUDES_PTHREAD, true)],
-		[AC_MSG_ERROR([Cannot find libpthread. Use [LDFLAGS]=-Ldir to specify its location.])]
-	)]
-)
+AC_SEARCH_LIBS([clock_gettime], [rt], [
+	AC_DEFINE([CONFIG_RCU_HAVE_CLOCK_GETTIME], [1])
+], [])
 
 AM_CONDITIONAL([COMPAT_FUTEX], [test "x$compat_futex_test" = "x1"])
 AM_CONDITIONAL([COMPAT_ARCH], [test "x$SUBARCHTYPE" = "xx86compat"])
@@ -267,12 +280,6 @@ AS_IF([test "x$def_smp_support" = "xyes"], [AC_DEFINE([CONFIG_RCU_SMP], [1])])
 #  int sched_setaffinity (pid_t __pid, const cpu_set_t *__mask);
 # ~~~~
 
-# 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"
-
 AC_CHECK_TYPES([cpu_set_t],
 	[have_cpu_set_t="yes"],
 	[have_cpu_set_t="no"],
@@ -282,7 +289,6 @@ AC_CHECK_TYPES([cpu_set_t],
 AC_MSG_CHECKING([whether CPU_ZERO works])
 AH_TEMPLATE([HAVE_CPU_ZERO], [Defined to 1 if we have CPU_ZERO and it works])
 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
-		#define _GNU_SOURCE
 		#include <sched.h>
 		int main()
 		{
@@ -301,7 +307,6 @@ AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 AC_MSG_CHECKING([whether CPU_SET works])
 AH_TEMPLATE([HAVE_CPU_SET], [Defined to 1 if we have CPU_SET and it works])
 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
-		#define _GNU_SOURCE
 		#include <sched.h>
 		int main()
 		{
@@ -351,16 +356,19 @@ AC_CHECK_FUNCS([sched_setaffinity],[
 	])
 ])
 
-CFLAGS=$saved_CFLAGS
+DEFAULT_INCLUDES="-include config.h"
+AC_SUBST(DEFAULT_INCLUDES)
 
 AC_CONFIG_LINKS([
-	urcu/arch.h:$ARCHSRC
-	urcu/uatomic.h:$UATOMICSRC
+	include/urcu/arch.h:$ARCHSRC
+	include/urcu/uatomic.h:$UATOMICSRC
 ])
 AC_CONFIG_FILES([
 	Makefile
 	doc/Makefile
 	doc/examples/Makefile
+	include/Makefile
+	src/Makefile
 	tests/Makefile
 	tests/common/Makefile
 	tests/unit/Makefile
@@ -368,12 +376,12 @@ AC_CONFIG_FILES([
 	tests/regression/Makefile
 	tests/regression/regression_tests
 	tests/utils/Makefile
-	liburcu.pc
-	liburcu-bp.pc
-	liburcu-cds.pc
-	liburcu-qsbr.pc
-	liburcu-mb.pc
-	liburcu-signal.pc
+	src/liburcu.pc
+	src/liburcu-bp.pc
+	src/liburcu-cds.pc
+	src/liburcu-qsbr.pc
+	src/liburcu-mb.pc
+	src/liburcu-signal.pc
 ])
 AC_OUTPUT