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],[0.9.7],[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
[def_compiler_tls=$enableval],
[def_compiler_tls="yes"])
-# If not overridden, use ax_tls.m4 to check if TLS is available.
-AS_IF([test "x$def_compiler_tls" = "xyes"],
- [AX_TLS([def_tls_detect=$ac_cv_tls], [:])],
- [:])
-
-AS_IF([test "x$def_tls_detect" = "x"],
- [:],
- [AC_DEFINE_UNQUOTED([CONFIG_RCU_TLS], $def_tls_detect)])
+AS_IF([test "x$def_compiler_tls" = "xyes"], AC_DEFINE([CONFIG_RCU_TLS], [1]), [:])
# Checks for C compiler
AC_USE_SYSTEM_EXTENSIONS
[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 $PTHREAD_CFLAGS"
# Checks for library functions.
AC_FUNC_MMAP
])
AS_IF([test "$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
# 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 $AM_CFLAGS -D_GNU_SOURCE"
AC_CHECK_TYPES([cpu_set_t],
[have_cpu_set_t="yes"],
])
CFLAGS=$saved_CFLAGS
+AC_SUBST(AM_CFLAGS)
AC_CONFIG_LINKS([
urcu/arch.h:$ARCHSRC
AS_ECHO("SMP support disabled.")
])
-AS_IF([test "x$def_tls_detect" = "x"],[
- AS_ECHO("Thread Local Storage (TLS): pthread_getspecific().")
+AS_IF([test "x$def_compiler_tls" = "xyes"],[
+ AS_ECHO("Thread Local Storage (TLS): compiler TLS.")
],[
- AS_ECHO("Thread Local Storage (TLS): $def_tls_detect.")
+ AS_ECHO("Thread Local Storage (TLS): pthread_getspecific().")
])