2 # Process this file with autoconf to produce a configure script.
4 AC_INIT([lttng-ust],[2.6.2],[mathieu dot desnoyers at efficios dot com])
6 # Following the numbering scheme proposed by libtool for the library version
7 # http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
8 # This is the library version of liblttng-ust.
9 AC_SUBST([LTTNG_UST_LIBRARY_VERSION], [0:0:0])
10 # note: remember to update tracepoint.h dlopen() to match this version
11 # number. TODO: eventually automate by exporting the major number.
13 # This is the library version of liblttng-ust-ctl, used internally by
14 # liblttng-ust, lttng-sessiond, and lttng-consumerd.
15 AC_SUBST([LTTNG_UST_CTL_LIBRARY_VERSION], [2:0:0])
17 AC_CONFIG_AUX_DIR([config])
20 AC_CONFIG_MACRO_DIR([config])
21 AM_INIT_AUTOMAKE([foreign dist-bzip2 no-dist-gzip])
22 AM_MAINTAINER_MODE([enable])
23 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
24 AC_CONFIG_SRCDIR([include/lttng/tracepoint.h])
26 # Configuration options, which will be installed in the config.h
27 AC_CONFIG_HEADERS([config.h include/lttng/ust-config.h])
28 AH_TEMPLATE([LTTNG_UST_HAVE_EFFICIENT_UNALIGNED_ACCESS], [Use efficient unaligned access.])
29 AH_TEMPLATE([LTTNG_UST_HAVE_SDT_INTEGRATION], [SystemTap integration via sdt.h])
30 AH_TEMPLATE([LTTNG_UST_HAVE_PERF_EVENT], [Perf event integration via perf_event.h])
32 # Compute minor/major/patchlevel version numbers
34 major_version=$(echo AC_PACKAGE_VERSION | sed 's/^\([[0-9]]\)*\.[[0-9]]*\.[[0-9]]*.*$/\1/')
35 minor_version=$(echo AC_PACKAGE_VERSION | sed 's/^[[0-9]]*\.\([[0-9]]*\)\.[[0-9]]*.*$/\1/')
36 patchlevel_version=$(echo AC_PACKAGE_VERSION | sed 's/^[[0-9]]*\.[[0-9]]*\.\([[0-9]]*\).*$/\1/')
37 AC_SUBST([MAJOR_VERSION], [$major_version])
38 AC_SUBST([MINOR_VERSION], [$minor_version])
39 AC_SUBST([PATCHLEVEL_VERSION], [$patchlevel_version])
40 AC_DEFINE_UNQUOTED([VERSION_MAJOR], $major_version, [UST major version number])
41 AC_DEFINE_UNQUOTED([VERSION_MINOR], $minor_version, [UST minor version number])
42 AC_DEFINE_UNQUOTED([VERSION_PATCHLEVEL], $patchlevel_version, [UST patchlevel version number])
45 version_description="From Benelux brewery in Montreal, the Gaia is a witbier with a cloudy light amber ale color. Aroma of coriander with floral hay notes is enchanting. Taste is also dominated by the very floral coriander note and some medium sweet malt notes."
47 AC_DEFINE_UNQUOTED([VERSION_NAME], ["$version_name"], [UST version name])
48 AC_DEFINE_UNQUOTED([VERSION_DESCRIPTION], ["$version_description"], [UST version description])
52 # libtool link_all_deplibs fixup. See http://bugs.lttng.org/issues/321.
53 AC_ARG_ENABLE(libtool-linkdep-fixup,
54 AS_HELP_STRING([--disable-libtool-linkdep-fixup],
55 [disable the libtool fixup for linking all dependent libraries (link_all_deplibs)]),
56 libtool_fixup=$enableval,
59 AS_IF([test "x$libtool_fixup" = "xyes"],
61 libtool_m4="$srcdir/config/libtool.m4"
62 libtool_flag_pattern=".*link_all_deplibs\s*,\s*\$1\s*)"
63 AC_MSG_CHECKING([for occurence(s) of link_all_deplibs = no in $libtool_m4])
64 libtool_flag_pattern_count=$(grep -c "$libtool_flag_pattern\s*=\s*no" $libtool_m4)
65 AS_IF([test $libtool_flag_pattern_count -ne 0],
67 AC_MSG_RESULT([$libtool_flag_pattern_count])
68 AC_MSG_WARN([the detected libtool will not link all dependencies, forcing link_all_deplibs = unknown])
69 sed -i "s/\($libtool_flag_pattern\)\s*=\s*no/\1=unknown/g" $libtool_m4
76 AM_CONDITIONAL([NO_SHARED], [test "x$enable_shared" = "xno"])
78 # Checks for programs.
85 # Check whether the C++ compiler works.
86 AC_CACHE_CHECK([whether the C++ compiler works],
87 [rw_cv_prog_cxx_works],
89 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])],
90 [check_cxx_designated_initializers=yes],
91 [rw_cv_prog_cxx_works=no])
92 if test "$check_cxx_designated_initializers" = "yes"; then
93 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
94 struct foo { int a; int b; };
97 struct foo f = { .a = 0, .b = 1 };
100 rw_cv_prog_cxx_works=yes
102 rw_cv_prog_cxx_works=no
107 AM_CONDITIONAL([CXX_WORKS], [test "x$rw_cv_prog_cxx_works" = "xyes"])
109 # Check if the compiler support weak symbols
112 if test "x${ax_cv_sys_weak_alias}" = "xno"; then
113 AC_MSG_ERROR([Your platform doesn't support weak symbols.])
116 ## Checks for libraries.
117 AC_CHECK_LIB([dl], [dlopen],
122 #libdl not found, check for dlopen in libc.
123 AC_CHECK_LIB([c], [dlopen],
128 AC_MSG_ERROR([Cannot find dlopen in libdl nor libc. Use [LDFLAGS]=-Ldir to specify their location.])
131 AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBDL], [test "x$have_libdl" = "xyes"])
132 AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBC_DL], [test "x$have_libc_dl" = "xyes"])
134 AC_CHECK_LIB([pthread], [pthread_create])
137 AC_CHECK_HEADER([dlfcn.h])
138 AS_IF([test "x${ac_cv_header_dlfcn_h}" = "xyes"],
139 [AC_CHECK_DECLS([RTLD_DI_LINKMAP],,,
140 [#define _GNU_SOURCE /* Required on Linux to get GNU extensions */
143 [ac_cv_have_decl_RTLD_DI_LINKMAP="no"])
144 AM_CONDITIONAL([HAVE_DLINFO], [test "x${ac_cv_have_decl_RTLD_DI_LINKMAP}" = "xyes"])
146 # Checks for header files.
147 #AC_CHECK_HEADERS([fcntl.h stdint.h stdlib.h string.h sys/socket.h sys/time.h unistd.h])
149 # Checks for typedefs, structures, and compiler characteristics.
162 #AC_CHECK_TYPES([ptrdiff_t])
164 # Checks for library functions.
166 AC_CHECK_FUNCS([gettimeofday munmap socket strerror strtol sched_getcpu sysconf])
168 CFLAGS="-Wall $CFLAGS"
172 # urcu - check if we just find the headers it out of the box.
173 AC_CHECK_HEADERS([urcu-bp.h], [], [AC_MSG_ERROR([Cannot find [URCU] headers (urcu-bp.h). Use [CPPFLAGS]=-Idir to specify their location.
174 This error can also occur when the liburcu package's configure script has not been run.])])
176 # urcu-cds - check that URCU Concurrent Data Structure lib is available to compilation
177 # Part of Userspace RCU library 0.7.2 or better.
178 AC_CHECK_LIB([urcu-cds], [_cds_lfht_new], [], [AC_MSG_ERROR([Cannot find
179 liburcu-cds lib, part of Userspace RCU 0.7 or better. Use [LDFLAGS]=-Ldir to specify its location.])])
181 AC_MSG_CHECKING([caa_likely()])
182 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
183 #include <urcu/compiler.h>
193 AC_MSG_ERROR([Please upgrade your version of liburcu to 0.6.6 or better])
197 # urcu - check that URCU lib is available to compilation
198 AC_CHECK_LIB([urcu-bp], [synchronize_rcu_bp], [], [AC_MSG_ERROR([Cannot find liburcu-bp lib. Use [LDFLAGS]=-Ldir to specify its location.])])
200 # urcu - check that URCU lib is at least version 0.6
201 AC_CHECK_LIB([urcu-bp], [call_rcu_bp], [], [AC_MSG_ERROR([liburcu 0.6 or newer is needed, please update your version or use [LDFLAGS]=-Ldir to specify the right location.])])
203 # optional linux/perf_event.h
204 AC_CHECK_HEADERS([linux/perf_event.h], [have_perf_event=yes], [])
206 # Perf event counters are only supported on x86 so far.
207 AC_MSG_CHECKING([UST support for architecture perf event counters])
212 UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS=yes;;
213 x86_64) UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS=yes;;
214 amd64) UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS=yes;;
215 *) UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS=no;;
217 AC_MSG_RESULT([$UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS])
219 AM_CONDITIONAL([HAVE_PERF_EVENT], [test "x$have_perf_event" = "xyes" -a "x$UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS" = "xyes"])
221 if test "x$have_perf_event" = "xyes" -a "x$UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS" = "xyes"; then
222 AC_DEFINE([LTTNG_UST_HAVE_PERF_EVENT], [1])
225 AC_MSG_CHECKING([host system alignment requirements])
238 s390) NO_UNALIGNED_ACCESS=1 ;;
239 s390x) NO_UNALIGNED_ACCESS=1 ;;
240 arm*) NO_UNALIGNED_ACCESS=1 ;;
241 aarch64) NO_UNALIGNED_ACCESS=1 ;;
242 mips*) NO_UNALIGNED_ACCESS=1 ;;
243 tile*) NO_UNALIGNED_ACCESS=1 ;;
244 *) AC_MSG_ERROR([unable to detect alignment requirements (unsupported architecture ($host_cpu)?)]) ;;
246 AC_MSG_RESULT([$host_cpu])
248 if test x$NO_UNALIGNED_ACCESS = x ; then
249 AC_DEFINE([LTTNG_UST_HAVE_EFFICIENT_UNALIGNED_ACCESS], [1])
252 # Check for JNI header files if requested
253 AC_ARG_ENABLE([jni-interface],
254 [AS_HELP_STRING([--enable-jni-interface],[build JNI interface between C and Java. Needs Java include files [default=no]])],
255 [jni_interface=$withval],
259 AM_CONDITIONAL([BUILD_JNI_INTERFACE], [test "x$jni_interface" = "xyes"])
262 AC_ARG_ENABLE([java-agent-jul],
263 [AS_HELP_STRING([--enable-java-agent-jul],[build the LTTng UST Java agent with JUL support [default=no]])],
264 [java_agent_jul=$enableval],
268 AC_ARG_ENABLE([java-agent-log4j],
269 [AS_HELP_STRING([--enable-java-agent-log4j],[build the LTTng UST Java agent with Log4j support [default=no]])],
270 [java_agent_log4j=$enableval],
271 [java_agent_log4j=no]
274 AC_ARG_ENABLE([java-agent-all],
275 [AS_HELP_STRING([--enable-java-agent-all],[build the LTTng UST Java agent with all supported backends [default=no]])],
276 [java_agent_jul=$enableval
277 java_agent_log4j=$enableval],
282 AM_CONDITIONAL([BUILD_JAVA_AGENT], [test "x$java_agent_jul" = "xyes" || test "x$java_agent_log4j" = "xyes"])
283 AM_CONDITIONAL([BUILD_JAVA_AGENT_WITH_JUL], [test "x$java_agent_jul" = "xyes"])
284 AM_CONDITIONAL([BUILD_JAVA_AGENT_WITH_LOG4J], [test "x$java_agent_log4j" = "xyes"])
286 if test "x$jni_interface" = "xyes" || test "x$java_agent_jul" = "xyes" || test "x$java_agent_log4j" = "xyes"; then
293 for JNI_INCLUDE_DIR in $JNI_INCLUDE_DIRS
295 CPPFLAGS="$CPPFLAGS -I$JNI_INCLUDE_DIR"
301 if test "x$java_agent_log4j" = "xyes"; then
304 AX_CHECK_CLASS(org.apache.log4j.Logger)
306 if test "x$ac_cv_class_org_apache_log4j_Logger" = "xno"; then
307 AC_MSG_ERROR([The UST Java agent support for log4j was requested but the Log4j classes were not found. Please specify the location of the Log4j jar via the Java CLASSPATH e.g: export CLASSPATH="/path/to/log4j.jar"])
313 [AS_HELP_STRING([--with-sdt],[provide SystemTap integration via sdt.h [default=no]])],
318 AS_IF([test "x$with_sdt" = "xyes"],[
319 AC_MSG_CHECKING([STAP_PROBEV()])
320 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
321 #define SDT_USE_VARIADIC
325 STAP_PROBEV(provider,name,1,2,3,4,5,6,7,8,9,10);
329 AC_DEFINE([LTTNG_UST_HAVE_SDT_INTEGRATION], [1])
332 AC_MSG_ERROR([The sdt.h integration was requested but the STAP_PROBEV define cannot be used. Make sure it is installed, and up to date, or use CPPFLAGS=-I/path/ to specify a non-standard path to sys/sdt.h])
336 AC_MSG_CHECKING([whether shared libraries are enabled])
337 AS_IF([test "x$enable_shared" = "xyes"],
343 AC_MSG_ERROR([LTTng-UST requires shared libraries to be enabled])
346 AC_ARG_WITH([lttng-system-rundir],
347 AS_HELP_STRING([--with-lttng-system-rundir],
348 [Location of the system directory where LTTng-UST expects the system-wide lttng-sessiond runtime files. The default is "/var/run/lttng".]),
349 [lttng_system_rundir="$withval"],
350 [lttng_system_rundir="/var/run/lttng"])
351 AC_DEFINE_UNQUOTED([LTTNG_SYSTEM_RUNDIR], ["$lttng_system_rundir"],
352 [LTTng system runtime directory])
354 AM_PATH_PYTHON([2.7],BUILD_GEN_TP_EXAMPLES=1,[:])
355 AM_CONDITIONAL([BUILD_GEN_TP_EXAMPLES], [test $BUILD_GEN_TP_EXAMPLES], [Build examples requiring lttng-gen-tp])
360 doc/examples/Makefile
362 include/lttng/ust-version.h
364 libringbuffer/Makefile
365 liblttng-ust-comm/Makefile
366 liblttng-ust/Makefile
367 liblttng-ust-ctl/Makefile
368 liblttng-ust-fork/Makefile
369 liblttng-ust-dl/Makefile
370 liblttng-ust-java/Makefile
371 liblttng-ust-java-agent/Makefile
372 liblttng-ust-java-agent/java/Makefile
373 liblttng-ust-java-agent/jni/Makefile
374 liblttng-ust-java-agent/jni/jul/Makefile
375 liblttng-ust-java-agent/jni/log4j/Makefile
376 liblttng-ust-libc-wrapper/Makefile
377 liblttng-ust-cyg-profile/Makefile
381 tests/hello.cxx/Makefile
382 tests/same_line_tracepoint/Makefile
383 tests/snprintf/Makefile
384 tests/benchmark/Makefile
392 AS_ECHO("Version name: $version_name")
393 AS_ECHO("$version_description")
395 # Report on the configuration options
397 AS_ECHO("LTTng-UST will be built with the following options:")
401 AS_ECHO_N("Java agent (JUL support): ")
402 AS_IF([test "x$java_agent_jul" = "xyes"], [AS_ECHO("Enabled")], [AS_ECHO("Disabled")])
404 AS_ECHO_N("Java agent (Log4j support): ")
405 AS_IF([test "x$java_agent_log4j" = "xyes"], [AS_ECHO("Enabled")], [AS_ECHO("Disabled")])
407 AS_ECHO_N("JNI interface (JNI): ")
408 AS_IF([test "x$jni_interface" = "xyes"], [AS_ECHO("Enabled")], [AS_ECHO("Disabled")])
410 AS_ECHO_N("sdt.h integration: ")
411 AS_IF([test "x$with_sdt" = "xyes"], [AS_ECHO("Enabled")], [AS_ECHO("Disabled")])
414 AS_ECHO("Type 'make' to compile.")