Version 2.5.7
[lttng-ust.git] / configure.ac
index d4f879eb5f6f5d1664348fc728b9571a9555e3c4..41feed3d9866e50bc16f2c856bb2ef54b5292959 100644 (file)
@@ -1,19 +1,25 @@
 #                                               -*- Autoconf -*-
 # Process this file with autoconf to produce a configure script.
 
-AC_INIT([lttng-ust],[2.0.0-rc1],[mathieu dot desnoyers at efficios dot com])
+AC_INIT([lttng-ust],[2.5.7],[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
 AC_CONFIG_MACRO_DIR([config])
-AM_INIT_AUTOMAKE([foreign])
+AM_INIT_AUTOMAKE([foreign dist-bzip2 no-dist-gzip])
+AM_MAINTAINER_MODE([enable])
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 AC_CONFIG_SRCDIR([include/lttng/tracepoint.h])
 
@@ -21,6 +27,7 @@ AC_CONFIG_SRCDIR([include/lttng/tracepoint.h])
 AC_CONFIG_HEADERS([config.h include/lttng/ust-config.h])
 AH_TEMPLATE([LTTNG_UST_HAVE_EFFICIENT_UNALIGNED_ACCESS], [Use efficient unaligned access.])
 AH_TEMPLATE([LTTNG_UST_HAVE_SDT_INTEGRATION], [SystemTap integration via sdt.h])
+AH_TEMPLATE([LTTNG_UST_HAVE_PERF_EVENT], [Perf event integration via perf_event.h])
 
 # Compute minor/major/patchlevel version numbers
 AC_PROG_SED
@@ -34,6 +41,38 @@ 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="Fumisterie"
+version_description="The Fumisterie is a beer whose style is at the confluence of English and German ales. On the palate, it is full-bodied, malty and slightly caramelized. The organic hemp seeds incorporated during the brewing gives it a unique and original taste. The hop flavour comes through delicately in the after taste."
+
+AC_DEFINE_UNQUOTED([VERSION_NAME], ["$version_name"], [UST version name])
+AC_DEFINE_UNQUOTED([VERSION_DESCRIPTION], ["$version_description"], [UST version description])
+
+AC_PROG_GREP
+# libtool link_all_deplibs fixup. See http://bugs.lttng.org/issues/321.
+AC_ARG_ENABLE(libtool-linkdep-fixup,
+       AS_HELP_STRING([--disable-libtool-linkdep-fixup],
+                       [disable the libtool fixup for linking all dependent libraries (link_all_deplibs)]),
+       libtool_fixup=$enableval,
+       libtool_fixup=yes)
+
+AS_IF([test "x$libtool_fixup" = "xyes"],
+           [
+           libtool_m4="$srcdir/config/libtool.m4"
+           libtool_flag_pattern=".*link_all_deplibs\s*,\s*\$1\s*)"
+           AC_MSG_CHECKING([for occurence(s) of link_all_deplibs = no in $libtool_m4])
+           libtool_flag_pattern_count=$(grep -c "$libtool_flag_pattern\s*=\s*no" $libtool_m4)
+           AS_IF([test $libtool_flag_pattern_count -ne 0],
+           [
+                 AC_MSG_RESULT([$libtool_flag_pattern_count])
+                 AC_MSG_WARN([the detected libtool will not link all dependencies, forcing link_all_deplibs = unknown])
+                 sed -i "s/\($libtool_flag_pattern\)\s*=\s*no/\1=unknown/g" $libtool_m4
+                 ],
+                 [
+                 AC_MSG_RESULT([none])
+                 ])
+           ])
+
+AM_CONDITIONAL([NO_SHARED], [test "x$enable_shared" = "xno"])
 
 # Checks for programs.
 AC_PROG_CC
@@ -41,6 +80,38 @@ 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"])
+
+# Check if the compiler support weak symbols
+AX_SYS_WEAK_ALIAS
+
+if test "x${ax_cv_sys_weak_alias}" = "xno"; then
+   AC_MSG_ERROR([Your platform doesn't support weak symbols.])
+fi
+
 ## Checks for libraries.
 AC_CHECK_LIB([dl], [dlopen],
 [
@@ -61,26 +132,15 @@ AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBC_DL], [test "x$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
+# Check for dlfcn.h
+AC_CHECK_HEADER([dlfcn.h])
+AS_IF([test "x${ac_cv_header_dlfcn_h}" = "xyes"],
+       [AC_CHECK_DECLS([RTLD_DI_LINKMAP],,,
+               [#define _GNU_SOURCE /* Required on Linux to get GNU extensions */
+               #include <dlfcn.h>])
        ],
-       [
-               AC_MSG_ERROR([Cannot find libuuid uuid_generate nor libc uuid_create. Use [LDFLAGS]=-Ldir to specify their location.])
-       ])
-]
-)
-AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBUUID], [test "x$have_libuuid" = "xyes"])
-AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBC_UUID], [test "x$have_libc_uuid" = "xyes"])
+       [ac_cv_have_decl_RTLD_DI_LINKMAP="no"])
+AM_CONDITIONAL([HAVE_DLINFO], [test "x${ac_cv_have_decl_RTLD_DI_LINKMAP}" = "xyes"])
 
 # Checks for header files.
 #AC_CHECK_HEADERS([fcntl.h stdint.h stdlib.h string.h sys/socket.h sys/time.h unistd.h])
@@ -106,19 +166,17 @@ AC_CHECK_FUNCS([gettimeofday munmap socket strerror strtol sched_getcpu sysconf]
 
 CFLAGS="-Wall $CFLAGS"
 
-# Check for texinfo, required for building the documentation
-# TODO: make this (and building the documentation) optional
-AC_CHECK_PROG([TEXINFO], [makeinfo], [yes])
-AS_IF([test "x$TEXINFO" != "xyes"],[
-       AC_MSG_ERROR([Please install the 'texinfo' program and make sure 'makeinfo' is in the PATH.])
-])
-
 # URCU
 
 # urcu - check if we just find the headers it out of the box.
 AC_CHECK_HEADERS([urcu-bp.h], [], [AC_MSG_ERROR([Cannot find [URCU] headers (urcu-bp.h). Use [CPPFLAGS]=-Idir to specify their location.
 This error can also occur when the liburcu package's configure script has not been run.])])
 
+# urcu-cds - check that URCU Concurrent Data Structure lib is available to compilation
+# Part of Userspace RCU library 0.7.2 or better.
+AC_CHECK_LIB([urcu-cds], [_cds_lfht_new], [], [AC_MSG_ERROR([Cannot find
+liburcu-cds lib, part of Userspace RCU 0.7 or better. Use [LDFLAGS]=-Ldir to specify its location.])])
+
 AC_MSG_CHECKING([caa_likely()])
 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 #include <urcu/compiler.h>
@@ -141,69 +199,50 @@ 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.])])
 
+# optional linux/perf_event.h
+AC_CHECK_HEADERS([linux/perf_event.h], [have_perf_event=yes], [])
 
-# 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
+# Perf event counters are only supported on x86 so far.
+AC_MSG_CHECKING([UST support for architecture perf event counters])
+case $host_cpu in
 changequote(,)dnl
-  i[34567]86-*-linux*)
+       i[3456]86)
 changequote([,])dnl
-    AC_CACHE_CHECK([if building for x86-64], [ust_cv_i386_is_x86_64],
-                    [save_CPPFLAGS="$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"])
-    ;;
+       UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS=yes;;
+       x86_64) UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS=yes;;
+       amd64) UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS=yes;;
+       *) UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS=no;;
 esac
+AC_MSG_RESULT([$UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS])
+
+AM_CONDITIONAL([HAVE_PERF_EVENT], [test "x$have_perf_event" = "xyes" -a "x$UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS" = "xyes"])
 
-AC_MSG_CHECKING([library format for the host system])
+if test "x$have_perf_event" = "xyes" -a "x$UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS" = "xyes"; then
+AC_DEFINE([LTTNG_UST_HAVE_PERF_EVENT], [1])
+fi
+
+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 ($host_cpu)?)]) ;;
+       x86_64) ;;
+       amd64) ;;
+       powerpc) ;;
+       ppc64) ;;
+       ppc64le) ;;
+       powerpc64) ;;
+       powerpc64le) ;;
+       s390) NO_UNALIGNED_ACCESS=1 ;;
+       s390x) NO_UNALIGNED_ACCESS=1 ;;
+        arm*) NO_UNALIGNED_ACCESS=1 ;;
+       mips*) NO_UNALIGNED_ACCESS=1 ;;
+       tile*) NO_UNALIGNED_ACCESS=1 ;;
+       *) AC_MSG_ERROR([unable to detect alignment requirements (unsupported architecture ($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])
+AC_MSG_RESULT([$host_cpu])
 
-])
-fi
 if test x$NO_UNALIGNED_ACCESS = x ; then
 AC_DEFINE([LTTNG_UST_HAVE_EFFICIENT_UNALIGNED_ACCESS], [1])
 fi
@@ -214,6 +253,9 @@ AC_ARG_WITH([java-jdk],
        [JAVA_JDK=$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 $JAVA_SDK])
@@ -237,7 +279,7 @@ AS_IF([test "x$jni_interface" = "xyes"],[
         AC_CHECK_HEADERS([jni.h],[],[
         AC_MSG_ERROR([missing jni.h
 Make sure Sun Java, OpenJDK or GCJ is installed and that this header file exists in the system path.
-Use the --with-java-jdk=DIR flag to point to your Java include files, or disable the JNI interface.])
+Use the --with-java-jdk=DIR option to point to your JDK directory, or disable the JNI interface.])
        ])
 ])
 AM_CONDITIONAL([BUILD_JNI_INTERFACE], [test "x$jni_interface" = "xyes"])
@@ -267,22 +309,29 @@ AS_IF([test "x$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_MSG_CHECKING([whether shared libraries are enabled])
+AS_IF([test "x$enable_shared" = "xyes"],
+       [
+               AC_MSG_RESULT([yes])
+       ],
+       [
+               AC_MSG_RESULT([no])
+               AC_MSG_ERROR([LTTng-UST requires shared libraries to be enabled])
+       ])
+
+AC_ARG_WITH([lttng-system-rundir],
+       AS_HELP_STRING([--with-lttng-system-rundir],
+       [Location of the system directory where LTTng-UST expects the system-wide lttng-sessiond runtime files. The default is "/var/run/lttng".]),
+       [lttng_system_rundir="$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)
+
+AM_PATH_PYTHON([2.7],BUILD_GEN_TP_EXAMPLES=1,[:])
+AM_CONDITIONAL([BUILD_GEN_TP_EXAMPLES], [test $BUILD_GEN_TP_EXAMPLES], [Build examples requiring lttng-gen-tp])
 
 AC_CONFIG_FILES([
        Makefile
@@ -296,26 +345,32 @@ AC_CONFIG_FILES([
        liblttng-ust/Makefile
        liblttng-ust-ctl/Makefile
        liblttng-ust-fork/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/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
 ])
 
 AC_OUTPUT
 
+AS_ECHO()
+AS_ECHO("Version name: $version_name")
+AS_ECHO("$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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