+# SPDX-License-Identifier: LGPL-2.1-only
+
dnl Version infos
m4_define([V_MAJOR], [2])
m4_define([V_MINOR], [13])
m4_define([V_STRING], [V_MAJOR.V_MINOR.V_PATCH])
m4_ifdef([V_EXTRA], [m4_append([V_STRING], [-V_EXTRA])])
-AC_PREREQ(2.59)
+AC_PREREQ([2.69])
AC_INIT([lttng-ust], V_STRING, [mathieu dot desnoyers at efficios dot com], [], [https://lttng.org])
dnl Substitute minor/major/patchlevel version numbers
# 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.
-m4_define([UST_LIB_V_MAJOR], [0])
+m4_define([UST_LIB_V_MAJOR], [1])
m4_define([UST_LIB_V_MINOR], [0])
m4_define([UST_LIB_V_PATCH], [0])
# 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], [4:0:0])
+AC_SUBST([LTTNG_UST_CTL_LIBRARY_VERSION], [5:0:0])
AC_CONFIG_HEADERS([include/config.h include/lttng/ust-config.h])
AC_CONFIG_AUX_DIR([config])
AC_CANONICAL_TARGET
AC_CANONICAL_HOST
-AM_INIT_AUTOMAKE([1.12 foreign dist-bzip2 no-dist-gzip tar-ustar nostdinc])
+AM_INIT_AUTOMAKE([1.12 foreign dist-bzip2 no-dist-gzip tar-ustar nostdinc -Wall -Wno-portability -Werror])
AM_MAINTAINER_MODE([enable])
-# Enable silent rules if available (Introduced in AM 1.11)
-m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
-
-AC_REQUIRE_AUX_FILE([tap-driver.sh])
+# Enable silent rules by default
+AM_SILENT_RULES([yes])
# Checks for C compiler
AC_USE_SYSTEM_EXTENSIONS
AC_SYS_LARGEFILE
AC_PROG_CC
-AC_PROG_CC_STDC
+# AC_PROG_CC_STDC was merged in AC_PROG_CC in autoconf 2.70
+m4_version_prereq([2.70], [], [AC_PROG_CC_STDC])
AC_PROG_CXX
AX_CXX_COMPILE_STDCXX([11])
RW_PROG_CXX_WORKS
-AM_CONDITIONAL([CXX_WORKS], [test "x$rw_cv_prog_cxx_works" = "xyes"])
+AM_CONDITIONAL([HAVE_CXX], [test "x$rw_cv_prog_cxx_works" = "xyes"])
# Check if the compiler support weak symbols
AX_SYS_WEAK_ALIAS
strdup \
strerror \
strtol \
+ strtoul \
sysconf \
])
# Check for pthread_setname_np and its signature
LTTNG_PTHREAD_SETNAME_NP
+LTTNG_PTHREAD_GETNAME_NP
# AC_FUNC_MALLOC causes problems when cross-compiling.
#AC_FUNC_MALLOC
[ppc64le], [],
[powerpc64], [],
[powerpc64le], [],
- [s390], [NO_UNALIGNED_ACCESS=1],
- [s390x], [NO_UNALIGNED_ACCESS=1],
+ [s390], [],
+ [s390x], [],
[arm*], [
- NO_UNALIGNED_ACCESS=1
NO_NUMA=1
],
- [aarch64*], [NO_UNALIGNED_ACCESS=1],
- [mips*], [NO_UNALIGNED_ACCESS=1],
- [tile*], [NO_UNALIGNED_ACCESS=1],
+ [aarch64*], [],
+ [mips*], [],
+ [tile*], [],
[
UNSUPPORTED_ARCH=1
- NO_UNALIGNED_ACCESS=1
])
# Set os specific options
)
# Configuration options, which will be installed in the 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])
# Checks for libraries.
AC_CHECK_LIB([dl], [dlopen], [
AC_CHECK_HEADER([dlfcn.h])
AS_IF([test "x${ac_cv_header_dlfcn_h}" = "xyes"], [
AC_CHECK_DECLS([RTLD_DI_LINKMAP], [], [], [
- #define _GNU_SOURCE /* Required on Linux to get GNU extensions */
#include <dlfcn.h>
])
], [
ac_cv_have_decl_RTLD_DI_LINKMAP="no"
])
-AM_CONDITIONAL([HAVE_DLINFO], [test "x${ac_cv_have_decl_RTLD_DI_LINKMAP}" = "xyes"])
+AM_CONDITIONAL([ENABLE_UST_DL], [test "x${ac_cv_have_decl_RTLD_DI_LINKMAP}" = "xyes"])
-# URCU
-
-AC_MSG_CHECKING([DEFINE_URCU_TLS_INIT()])
-AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
- #include <urcu/tls-compat.h>
- DEFINE_URCU_TLS_INIT(int, a, 1);
-]])], [
- AC_MSG_RESULT([yes])
-], [
- AC_MSG_RESULT([no])
- AC_MSG_ERROR([Please upgrade your version of liburcu to 0.12.0 or better])
-])
-
-# urcu - check if we just find the headers it out of the box.
-AC_CHECK_HEADERS([urcu-bp.h], [], [AC_MSG_ERROR([Cannot find [URCU] headers (urcu-bp.h). Use [CPPFLAGS]=-Idir to specify their location.
-This error can also occur when the liburcu package's configure script has not been run.])])
-
-# urcu-cds - check that URCU Concurrent Data Structure lib is available to compilation
-# Part of Userspace RCU library 0.7.2 or better.
-AC_CHECK_LIB([urcu-cds], [_cds_lfht_new], [], [AC_MSG_ERROR([Cannot find
-liburcu-cds lib, part of Userspace RCU 0.7 or better. Use [LDFLAGS]=-Ldir to specify its location.])])
-
-AC_MSG_CHECKING([caa_likely()])
-AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
- #include <urcu/compiler.h>
- void fct(void)
- {
- if (caa_likely(1)) {
- }
- }
-]])], [
- AC_MSG_RESULT([yes])
-], [
- AC_MSG_RESULT([no])
- AC_MSG_ERROR([Please upgrade your version of liburcu to 0.6.6 or better])
-])
-
-# urcu - check that URCU lib is available to compilation
-AC_CHECK_LIB([urcu-bp], [urcu_bp_synchronize_rcu], [], [AC_MSG_ERROR([Cannot find liburcu-bp 0.11 or newer. Use [LDFLAGS]=-Ldir to specify its location.])])
-
-# urcu - check that URCU lib is at least version 0.11
-AC_CHECK_LIB([urcu-bp], [urcu_bp_call_rcu], [], [AC_MSG_ERROR([liburcu 0.11 or newer is needed, please update your version or use [LDFLAGS]=-Ldir to specify the right location.])])
+# Require URCU >= 0.12 for DEFINE_URCU_TLS_INIT
+PKG_CHECK_MODULES([URCU], [liburcu >= 0.12])
# numa.h integration
AS_IF([test "x$NO_NUMA" = "x1"],[
[AC_MSG_ERROR([libnuma is not available. Please either install it (e.g. libnuma-dev) or use [LDFLAGS]=-Ldir to specify the right location, or use --disable-numa configure argument to disable NUMA support.])])
have_libnuma=yes
])
-AM_CONDITIONAL([HAVE_LIBNUMA], [test "x$have_libnuma" = "xyes"])
+AM_CONDITIONAL([ENABLE_NUMA], [test "x$have_libnuma" = "xyes"])
# optional linux/perf_event.h
AC_CHECK_HEADERS([linux/perf_event.h], [have_perf_event=yes], [])
# perf, using the read system call as fallback.
AM_CONDITIONAL([HAVE_PERF_EVENT], [test "x$have_perf_event" = "xyes"])
+AH_TEMPLATE([HAVE_PERF_EVENT], ["Perf event integration via perf_event.h"])
AS_IF([test "x$have_perf_event" = "xyes"], [
- AC_DEFINE([LTTNG_UST_HAVE_PERF_EVENT], [1])
-])
-
-AS_IF([test "x$NO_UNALIGNED_ACCESS" = "x"], [
- AC_DEFINE([LTTNG_UST_HAVE_EFFICIENT_UNALIGNED_ACCESS], [1])
+ AC_DEFINE([HAVE_PERF_EVENT], [1])
])
# Check for JNI header files if requested
jni_interface=no
])
-AM_CONDITIONAL([BUILD_JNI_INTERFACE], [test "x$jni_interface" = "xyes"])
+AM_CONDITIONAL([ENABLE_JNI_INTERFACE], [test "x$jni_interface" = "xyes"])
AC_ARG_ENABLE([java-agent-jul], [
java_agent_log4j=$enableval
], [:])
-AM_CONDITIONAL([BUILD_JAVA_AGENT], [test "x$java_agent_jul" = "xyes" || test "x$java_agent_log4j" = "xyes"])
-AM_CONDITIONAL([BUILD_JAVA_AGENT_WITH_JUL], [test "x$java_agent_jul" = "xyes"])
-AM_CONDITIONAL([BUILD_JAVA_AGENT_WITH_LOG4J], [test "x$java_agent_log4j" = "xyes"])
+AM_CONDITIONAL([ENABLE_JAVA_AGENT], [test "x$java_agent_jul" = "xyes" || test "x$java_agent_log4j" = "xyes"])
+AM_CONDITIONAL([ENABLE_JAVA_AGENT_WITH_JUL], [test "x$java_agent_jul" = "xyes"])
+AM_CONDITIONAL([ENABLE_JAVA_AGENT_WITH_LOG4J], [test "x$java_agent_log4j" = "xyes"])
AS_IF([test "x$jni_interface" = "xyes" || test "x$java_agent_jul" = "xyes" || test "x$java_agent_log4j" = "xyes"], [
AX_JAVA_OPTIONS
], [
python_agent=$enableval
], [:])
-AM_CONDITIONAL([BUILD_PYTHON_AGENT], [test "x$python_agent" = "xyes"])
+AM_CONDITIONAL([ENABLE_PYTHON_AGENT], [test "x$python_agent" = "xyes"])
AS_IF([test "x$python_agent" = "xyes"], [
AM_PATH_PYTHON([2.7])
])
AC_DEFINE_UNQUOTED([LTTNG_SYSTEM_RUNDIR], ["$lttng_system_rundir"],
[LTTng system runtime directory])
-AC_CHECK_PROG([BUILD_GEN_TP_EXAMPLES], [python], ["yes"])
-AM_CONDITIONAL([BUILD_GEN_TP_EXAMPLES], [test "x$BUILD_GEN_TP_EXAMPLES" = "xyes"])
+AC_CHECK_PROG([ENABLE_GEN_TP_EXAMPLES], [python], ["yes"])
+AM_CONDITIONAL([ENABLE_GEN_TP_EXAMPLES], [test "x$ENABLE_GEN_TP_EXAMPLES" = "xyes"])
# Enable building examples
AC_ARG_ENABLE(
# Export man page build condition: build the man pages if the user
# asked for it, and if the tools are available.
-AM_CONDITIONAL([MAN_PAGES_OPT], [test "x$man_pages_opt" != "xno"])
+AM_CONDITIONAL([ENABLE_MAN_PAGES], [test "x$man_pages_opt" != "xno"])
AM_CONDITIONAL([HAVE_ASCIIDOC_XMLTO], [test "x$have_asciidoc_xmlto" = "xyes"])
-# Default values
-AC_DEFUN([_AC_DEFINE_AND_SUBST], [
- AC_DEFINE_UNQUOTED([CONFIG_$1], [$2], [$1])
- $1="$2"
- AC_SUBST([$1])
-])
-
-_AC_DEFINE_AND_SUBST([LTTNG_UST_DEFAULT_CONSTRUCTOR_TIMEOUT_MS], [3000])
-
-AM_CFLAGS="-Wall $PTHREAD_CFLAGS"
+AM_CFLAGS="-Wall $URCU_CFLAGS $PTHREAD_CFLAGS"
AC_SUBST(AM_CFLAGS)
+AM_CXXFLAGS="$AM_CFLAGS"
+AC_SUBST(AM_CXXFLAGS)
+
# The order in which the include folders are searched is important.
# The top_builddir should always be searched first in the event that a build
# time generated file is included.
include/Makefile
include/lttng/ust-version.h
snprintf/Makefile
+ libcounter/Makefile
+ libmsgpack/Makefile
libringbuffer/Makefile
liblttng-ust-comm/Makefile
liblttng-ust/Makefile
python-lttngust/lttngust/__init__.py
tools/Makefile
tests/Makefile
- tests/ctf-types/Makefile
- tests/hello/Makefile
- tests/hello-many/Makefile
- tests/hello.cxx/Makefile
- tests/same_line_tracepoint/Makefile
- tests/snprintf/Makefile
- tests/ust-elf/Makefile
+ tests/compile/Makefile
+ tests/compile/ctf-types/Makefile
+ tests/compile/hello.cxx/Makefile
+ tests/compile/hello/Makefile
+ tests/compile/hello-many/Makefile
+ tests/compile/same_line_tracepoint/Makefile
+ tests/compile/test-app-ctx/Makefile
tests/benchmark/Makefile
+ tests/unit/gcc-weak-hidden/Makefile
+ tests/unit/libmsgpack/Makefile
+ tests/unit/Makefile
+ tests/unit/libringbuffer/Makefile
+ tests/unit/pthread_name/Makefile
+ tests/unit/snprintf/Makefile
+ tests/unit/ust-elf/Makefile
tests/utils/Makefile
- tests/test-app-ctx/Makefile
- tests/gcc-weak-hidden/Makefile
lttng-ust.pc
lttng-ust-ctl.pc
])
-# Create link for python agent for the VPATH guru.
-AC_CONFIG_LINKS([
- python-lttngust/lttngust/agent.py:python-lttngust/lttngust/agent.py
- python-lttngust/lttngust/cmd.py:python-lttngust/lttngust/cmd.py
- python-lttngust/lttngust/compat.py:python-lttngust/lttngust/compat.py
- python-lttngust/lttngust/debug.py:python-lttngust/lttngust/debug.py
- python-lttngust/lttngust/loghandler.py:python-lttngust/lttngust/loghandler.py
-])
-
-AC_CONFIG_FILES([tests/ust-elf/test_ust_elf],[chmod +x tests/ust-elf/test_ust_elf])
-
AC_OUTPUT
PPRINT_PROP_STRING([Target architecture], $host_cpu)
-test "x$NO_UNALIGNED_ACCESS" != "x1" && value=1 || value=0
-PPRINT_PROP_BOOL([Efficient unaligned memory access], $value)
-
AS_IF([test "x$UNSUPPORTED_ARCH" = "x1"],[
PPRINT_WARN([Your architecture ($host_cpu) is unsupported, using safe default of no unaligned access.])
])