Allow suppressing of base-address-state tracing
[lttng-ust.git] / configure.ac
index 7f12f23ff5f5cbb2873e282dd7c097a3e8920c08..60460da5710800504778be4f8ceb64133ff25f05 100644 (file)
@@ -1,14 +1,19 @@
 #                                               -*- Autoconf -*-
 # Process this file with autoconf to produce a configure script.
 
-AC_INIT([lttng-ust],[2.1.0-rc1],[mathieu dot desnoyers at efficios dot com])
+AC_INIT([lttng-ust],[2.4.0-rc1],[mathieu dot desnoyers at efficios dot com])
 
 # Following the numbering scheme proposed by libtool for the library version
 # http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
+# This is the library version of liblttng-ust.
 AC_SUBST([LTTNG_UST_LIBRARY_VERSION], [0:0:0])
 # note: remember to update tracepoint.h dlopen() to match this version
 # number. TODO: eventually automate by exporting the major number.
 
+# This is the library version of liblttng-ust-ctl, used internally by
+# liblttng-ust, lttng-sessiond, and lttng-consumerd.
+AC_SUBST([LTTNG_UST_CTL_LIBRARY_VERSION], [2:0:0])
+
 AC_CONFIG_AUX_DIR([config])
 AC_CANONICAL_TARGET
 AC_CANONICAL_HOST
@@ -34,8 +39,9 @@ AC_DEFINE_UNQUOTED([VERSION_MAJOR], $major_version, [UST major version number])
 AC_DEFINE_UNQUOTED([VERSION_MINOR], $minor_version, [UST minor version number])
 AC_DEFINE_UNQUOTED([VERSION_PATCHLEVEL], $patchlevel_version, [UST patchlevel version number])
 
-version_name="Basse Messe"
-version_description="Light coloured German ale whose style was named after the city Cologne (Koln) where it was first brewed. It is a rather simple beer with lightly fruity aromas and a delicate hoppy fragrance. The beer has a pronounced malty taste with a subtle bitter aftertaste"
+version_name="Époque Opaque"
+version_description="The Époque Opaque is a black IPA from Trou du Diable brewery. The nose is eerily reminiscent of the coffee crisp candy from of our childhood. These strong mocha accents are present on the palate, which are quickly subdued by Japanese and Australian hops leading to a final state of satisfaction enjoyable for any fan of bitter beer."
+
 AC_DEFINE_UNQUOTED([VERSION_NAME], ["$version_name"], [UST version name])
 AC_DEFINE_UNQUOTED([VERSION_DESCRIPTION], ["$version_description"], [UST version description])
 
@@ -72,6 +78,31 @@ AC_PROG_CXX
 AC_PROG_MAKE_SET
 LT_INIT
 
+# rw_PROG_CXX_WORKS
+# Check whether the C++ compiler works.
+AC_CACHE_CHECK([whether the C++ compiler works],
+               [rw_cv_prog_cxx_works],
+               [AC_LANG_PUSH([C++])
+               AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])],
+                               [check_cxx_designated_initializers=yes],
+                               [rw_cv_prog_cxx_works=no])
+               if test "$check_cxx_designated_initializers" = "yes"; then
+                       AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
+                               struct foo { int a; int b; };
+                               void fct(void)
+                               {
+                                       struct foo f = { .a = 0, .b = 1 };
+                               }
+                       ]])],[
+                               rw_cv_prog_cxx_works=yes
+                       ],[
+                               rw_cv_prog_cxx_works=no
+                       ])
+               fi
+               AC_LANG_POP([C++])])
+
+AM_CONDITIONAL([CXX_WORKS], [test "x$rw_cv_prog_cxx_works" = "xyes"])
+
 ## Checks for libraries.
 AC_CHECK_LIB([dl], [dlopen],
 [
@@ -92,27 +123,6 @@ AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBC_DL], [test "x$have_libc_dl" = "xyes"])
 
 AC_CHECK_LIB([pthread], [pthread_create])
 
-# Check for libuuid
-AC_CHECK_LIB([uuid], [uuid_generate],
-[
-       AC_DEFINE_UNQUOTED([LTTNG_UST_HAVE_LIBUUID], 1, [Has libuuid support.])
-       have_libuuid=yes
-],
-[
-       # libuuid not found, check for uuid_create in libc.
-       AC_CHECK_LIB([c], [uuid_create],
-       [
-               AC_DEFINE_UNQUOTED([LTTNG_UST_HAVE_LIBC_UUID], 1, [Has libc uuid support.])
-               have_libc_uuid=yes
-       ],
-       [
-               AC_MSG_ERROR([Cannot find libuuid uuid_generate nor libc uuid_create. Use [LDFLAGS]=-Ldir to specify their location.])
-       ])
-]
-)
-AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBUUID], [test "x$have_libuuid" = "xyes"])
-AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBC_UUID], [test "x$have_libc_uuid" = "xyes"])
-
 # Checks for header files.
 #AC_CHECK_HEADERS([fcntl.h stdint.h stdlib.h string.h sys/socket.h sys/time.h unistd.h])
 
@@ -170,69 +180,25 @@ AC_CHECK_LIB([urcu-bp], [synchronize_rcu_bp], [], [AC_MSG_ERROR([Cannot find lib
 # urcu - check that URCU lib is at least version 0.6
 AC_CHECK_LIB([urcu-bp], [call_rcu_bp], [], [AC_MSG_ERROR([liburcu 0.6 or newer is needed, please update your version or use [LDFLAGS]=-Ldir to specify the right location.])])
 
-
-# Check for various supplementary host information (beyond the
-# triplet) which might affect the library format choices.  E.g., we
-# can be building with `i686-unknown-linux-gnu-gcc -m64'
-
-case "${host}" in
-changequote(,)dnl
-  i[34567]86-*-linux*)
-changequote([,])dnl
-    AC_CACHE_CHECK([if building for x86-64], [ust_cv_i386_is_x86_64],
-                    [save_CPPFLAGS="$CPPFLAGS"
-                    CPPFLAGS="$CPPFLAGS $CFLAGS"
-                    AC_EGREP_CPP([got it], [
-#if __x86_64__
-got it
-#endif
-                 ], [ust_cv_i386_is_x86_64=yes],
-                    [ust_cv_i386_is_x86_64=no])
-                    CPPFLAGS="$save_CPPFLAGS"])
-    ;;
-esac
-
-AC_MSG_CHECKING([library format for the host system])
+AC_MSG_CHECKING([host system alignment requirements])
 case $host_cpu in
 changequote(,)dnl
        i[3456]86)
 changequote([,])dnl
-         if test "$ust_cv_i386_is_x86_64" = yes ; then
-            LIBFORMAT="elf64-x86-64"
-         else
-            LIBFORMAT="elf32-i386"
-         fi
          ;;
-       x86_64) LIBFORMAT="elf64-x86-64" ;;
-       amd64) LIBFORMAT="elf64-x86-64" ;;
-       powerpc) LIBFORMAT="elf32-powerpc" ;;
-       ppc64) LIBFORMAT="elf64-powerpc" ;;
-       powerpc64) LIBFORMAT="elf64-powerpc" ;;
-       s390) LIBFORMAT="elf32-s390"; NO_UNALIGNED_ACCESS=1 ;;
-       s390x) LIBFORMAT="elf64-s390"; NO_UNALIGNED_ACCESS=1 ;;
-        armv5) LIBFORMAT="elf32-littlearm"; NO_UNALIGNED_ACCESS=1 ;;
-       arm) LIBFORMAT="elf32-littlearm"; NO_UNALIGNED_ACCESS=1 ;;
-       mips*) LIBFORMAT=""; NO_UNALIGNED_ACCESS=1;;
-       *) AC_MSG_ERROR([unable to detect library format (unsupported architecture ($host_cpu)?)]) ;;
+       x86_64) ;;
+       amd64) ;;
+       powerpc) ;;
+       ppc64) ;;
+       powerpc64) ;;
+       s390) NO_UNALIGNED_ACCESS=1 ;;
+       s390x) NO_UNALIGNED_ACCESS=1 ;;
+        arm*) NO_UNALIGNED_ACCESS=1 ;;
+       mips*) NO_UNALIGNED_ACCESS=1 ;;
+       tile*) NO_UNALIGNED_ACCESS=1 ;;
+       *) AC_MSG_ERROR([unable to detect alignment requirements (unsupported architecture ($host_cpu)?)]) ;;
 esac
-AC_SUBST(LIBFORMAT)
-AC_MSG_RESULT($LIBFORMAT)
-
-if test "x$host_cpu" = "xarm" ; then
-AC_MSG_CHECKING([checking for armv5])
-AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
-#ifndef __ARM_ARCH_5TEJ__
-#error "no arm5 here"
-#endif
-]])],[
-       AC_MSG_RESULT([yes])
-       NO_UNALIGNED_ACCESS=1
 
-],[
-       AC_MSG_RESULT([no])
-
-])
-fi
 if test x$NO_UNALIGNED_ACCESS = x ; then
 AC_DEFINE([LTTNG_UST_HAVE_EFFICIENT_UNALIGNED_ACCESS], [1])
 fi
@@ -243,6 +209,9 @@ AC_ARG_WITH([java-jdk],
        [JAVA_JDK=$withval],
        [JAVA_JDK=""]
 )
+AM_CONDITIONAL([HAVE_JAVA_JDK], [test $JAVA_JDK], [Java JDK path])
+AC_SUBST([JAVA_JDK])
+
 AS_IF([test $JAVA_JDK],[
        AS_IF([test -d $JAVA_JDK],[
                 AC_MSG_RESULT([using Java includes in $JAVA_SDK])
@@ -296,22 +265,16 @@ AS_IF([test "x$with_sdt" = "xyes"],[
        ])
 ])
 
-#currently disabled.
-       #tests/hello2/Makefile
-       #tests/basic/Makefile
-       #tests/simple_include/Makefile
-       #tests/snprintf/Makefile
-       #tests/test-nevents/Makefile
-       #tests/test-libustinstr-malloc/Makefile
-       #tests/dlopen/Makefile
-       #tests/same_line_marker/Makefile
-       #tests/trace_event/Makefile
-       #tests/tracepoint/Makefile
-       #tests/tracepoint/benchmark/Makefile
-       #tests/register_test/Makefile
-       #tests/libustctl_function_#tests/Makefile
-       #tests/exit-fast/Makefile
-       #tests/basic_long/Makefile
+AC_ARG_WITH([lttng-system-rundir],
+       AS_HELP_STRING([--with-lttng-system-rundir],
+       [Location of the system directory where LTTng-UST expects the system-wide lttng-sessiond runtime files. The default is "/var/run/lttng".]),
+       [lttng_system_rundir="$withval"],
+       [lttng_system_rundir="/var/run/lttng"])
+AC_DEFINE_UNQUOTED([LTTNG_SYSTEM_RUNDIR], ["$lttng_system_rundir"],
+       [LTTng system runtime directory])
+
+lttnglibjavadir="${libdir}/lttng/java"
+AC_SUBST(lttnglibjavadir)
 
 AC_CONFIG_FILES([
        Makefile
@@ -325,18 +288,21 @@ AC_CONFIG_FILES([
        liblttng-ust/Makefile
        liblttng-ust-ctl/Makefile
        liblttng-ust-fork/Makefile
+       liblttng-ust-baddr/Makefile
+       liblttng-ust-dl/Makefile
        liblttng-ust-java/Makefile
+       liblttng-ust-jul/Makefile
        liblttng-ust-libc-wrapper/Makefile
+       liblttng-ust-cyg-profile/Makefile
        tools/Makefile
        tests/Makefile
        tests/hello/Makefile
-       tests/hello-static-lib/Makefile
        tests/hello.cxx/Makefile
-       tests/daemon/Makefile
-       tests/demo/Makefile
-       tests/fork/Makefile
-       tests/ust-basic-tracing/Makefile
-       tests/ust-multi-test/Makefile
+       tests/same_line_tracepoint/Makefile
+       tests/snprintf/Makefile
+       tests/benchmark/Makefile
+       tests/utils/Makefile
+       tests/java-jul/Makefile
        lttng-ust.pc
 ])
 
@@ -349,7 +315,6 @@ AS_ECHO("$version_description")
 # Report on the configuration options
 AS_ECHO()
 AS_ECHO("LTTng-UST will be built with the following options:")
-AS_ECHO("Library format: $LIBFORMAT")
 
 AS_ECHO()
 AS_ECHO_N("Java support (JNI): ")
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