2 # Process this file with autoconf to produce a configure script.
4 AC_INIT([lttng-ust],[2.4.1],[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 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
23 AC_CONFIG_SRCDIR([include/lttng/tracepoint.h])
25 # Configuration options, which will be installed in the config.h
26 AC_CONFIG_HEADERS([config.h include/lttng/ust-config.h])
27 AH_TEMPLATE([LTTNG_UST_HAVE_EFFICIENT_UNALIGNED_ACCESS], [Use efficient unaligned access.])
28 AH_TEMPLATE([LTTNG_UST_HAVE_SDT_INTEGRATION], [SystemTap integration via sdt.h])
30 # Compute minor/major/patchlevel version numbers
32 major_version=$(echo AC_PACKAGE_VERSION | sed 's/^\([[0-9]]\)*\.[[0-9]]*\.[[0-9]]*.*$/\1/')
33 minor_version=$(echo AC_PACKAGE_VERSION | sed 's/^[[0-9]]*\.\([[0-9]]*\)\.[[0-9]]*.*$/\1/')
34 patchlevel_version=$(echo AC_PACKAGE_VERSION | sed 's/^[[0-9]]*\.[[0-9]]*\.\([[0-9]]*\).*$/\1/')
35 AC_SUBST([MAJOR_VERSION], [$major_version])
36 AC_SUBST([MINOR_VERSION], [$minor_version])
37 AC_SUBST([PATCHLEVEL_VERSION], [$patchlevel_version])
38 AC_DEFINE_UNQUOTED([VERSION_MAJOR], $major_version, [UST major version number])
39 AC_DEFINE_UNQUOTED([VERSION_MINOR], $minor_version, [UST minor version number])
40 AC_DEFINE_UNQUOTED([VERSION_PATCHLEVEL], $patchlevel_version, [UST patchlevel version number])
42 version_name="Époque Opaque"
43 version_description="The Époque Opaque is a black IPA from Trou du Diable brewery. The nose is eerily reminiscent of the coffee crisp candy from of our childhood. These strong mocha accents are present on the palate, which are quickly subdued by Japanese and Australian hops leading to a final state of satisfaction enjoyable for any fan of bitter beer."
45 AC_DEFINE_UNQUOTED([VERSION_NAME], ["$version_name"], [UST version name])
46 AC_DEFINE_UNQUOTED([VERSION_DESCRIPTION], ["$version_description"], [UST version description])
49 # libtool link_all_deplibs fixup. See http://bugs.lttng.org/issues/321.
50 AC_ARG_ENABLE(libtool-linkdep-fixup,
51 AS_HELP_STRING([--disable-libtool-linkdep-fixup],
52 [disable the libtool fixup for linking all dependent libraries (link_all_deplibs)]),
53 libtool_fixup=$enableval,
56 AS_IF([test "x$libtool_fixup" = "xyes"],
58 libtool_m4="$srcdir/config/libtool.m4"
59 libtool_flag_pattern=".*link_all_deplibs\s*,\s*\$1\s*)"
60 AC_MSG_CHECKING([for occurence(s) of link_all_deplibs = no in $libtool_m4])
61 libtool_flag_pattern_count=$(grep -c "$libtool_flag_pattern\s*=\s*no" $libtool_m4)
62 AS_IF([test $libtool_flag_pattern_count -ne 0],
64 AC_MSG_RESULT([$libtool_flag_pattern_count])
65 AC_MSG_WARN([the detected libtool will not link all dependencies, forcing link_all_deplibs = unknown])
66 sed -i "s/\($libtool_flag_pattern\)\s*=\s*no/\1=unknown/g" $libtool_m4
73 AM_CONDITIONAL([NO_SHARED], [test "x$enable_shared" = "xno"])
75 # Checks for programs.
82 # Check whether the C++ compiler works.
83 AC_CACHE_CHECK([whether the C++ compiler works],
84 [rw_cv_prog_cxx_works],
86 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])],
87 [check_cxx_designated_initializers=yes],
88 [rw_cv_prog_cxx_works=no])
89 if test "$check_cxx_designated_initializers" = "yes"; then
90 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
91 struct foo { int a; int b; };
94 struct foo f = { .a = 0, .b = 1 };
97 rw_cv_prog_cxx_works=yes
99 rw_cv_prog_cxx_works=no
104 AM_CONDITIONAL([CXX_WORKS], [test "x$rw_cv_prog_cxx_works" = "xyes"])
106 ## Checks for libraries.
107 AC_CHECK_LIB([dl], [dlopen],
112 #libdl not found, check for dlopen in libc.
113 AC_CHECK_LIB([c], [dlopen],
118 AC_MSG_ERROR([Cannot find dlopen in libdl nor libc. Use [LDFLAGS]=-Ldir to specify their location.])
121 AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBDL], [test "x$have_libdl" = "xyes"])
122 AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBC_DL], [test "x$have_libc_dl" = "xyes"])
124 AC_CHECK_LIB([pthread], [pthread_create])
127 AC_CHECK_HEADER([dlfcn.h])
128 AS_IF([test "x${ac_cv_header_dlfcn_h}" = "xyes"],
129 [AC_CHECK_DECLS([RTLD_DI_LINKMAP],,,
130 [#define _GNU_SOURCE /* Required on Linux to get GNU extensions */
133 [ac_cv_have_decl_RTLD_DI_LINKMAP="no"])
134 AM_CONDITIONAL([HAVE_DLINFO], [test "x${ac_cv_have_decl_RTLD_DI_LINKMAP}" = "xyes"])
136 # Checks for header files.
137 #AC_CHECK_HEADERS([fcntl.h stdint.h stdlib.h string.h sys/socket.h sys/time.h unistd.h])
139 # Checks for typedefs, structures, and compiler characteristics.
152 #AC_CHECK_TYPES([ptrdiff_t])
154 # Checks for library functions.
156 AC_CHECK_FUNCS([gettimeofday munmap socket strerror strtol sched_getcpu sysconf])
158 CFLAGS="-Wall $CFLAGS"
162 # urcu - check if we just find the headers it out of the box.
163 AC_CHECK_HEADERS([urcu-bp.h], [], [AC_MSG_ERROR([Cannot find [URCU] headers (urcu-bp.h). Use [CPPFLAGS]=-Idir to specify their location.
164 This error can also occur when the liburcu package's configure script has not been run.])])
166 # urcu-cds - check that URCU Concurrent Data Structure lib is available to compilation
167 # Part of Userspace RCU library 0.7.2 or better.
168 AC_CHECK_LIB([urcu-cds], [_cds_lfht_new], [], [AC_MSG_ERROR([Cannot find
169 liburcu-cds lib, part of Userspace RCU 0.7 or better. Use [LDFLAGS]=-Ldir to specify its location.])])
171 AC_MSG_CHECKING([caa_likely()])
172 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
173 #include <urcu/compiler.h>
183 AC_MSG_ERROR([Please upgrade your version of liburcu to 0.6.6 or better])
187 # urcu - check that URCU lib is available to compilation
188 AC_CHECK_LIB([urcu-bp], [synchronize_rcu_bp], [], [AC_MSG_ERROR([Cannot find liburcu-bp lib. Use [LDFLAGS]=-Ldir to specify its location.])])
190 # urcu - check that URCU lib is at least version 0.6
191 AC_CHECK_LIB([urcu-bp], [call_rcu_bp], [], [AC_MSG_ERROR([liburcu 0.6 or newer is needed, please update your version or use [LDFLAGS]=-Ldir to specify the right location.])])
193 AC_MSG_CHECKING([host system alignment requirements])
204 s390) NO_UNALIGNED_ACCESS=1 ;;
205 s390x) NO_UNALIGNED_ACCESS=1 ;;
206 arm*) NO_UNALIGNED_ACCESS=1 ;;
207 mips*) NO_UNALIGNED_ACCESS=1 ;;
208 tile*) NO_UNALIGNED_ACCESS=1 ;;
209 *) AC_MSG_ERROR([unable to detect alignment requirements (unsupported architecture ($host_cpu)?)]) ;;
211 AC_MSG_RESULT([$host_cpu])
213 if test x$NO_UNALIGNED_ACCESS = x ; then
214 AC_DEFINE([LTTNG_UST_HAVE_EFFICIENT_UNALIGNED_ACCESS], [1])
217 # Set compile flags to java include files if given
218 AC_ARG_WITH([java-jdk],
219 [AS_HELP_STRING([--with-java-jdk=DIR],[use the Java JDK in DIR. Ex : $JAVA_HOME.])],
223 AM_CONDITIONAL([HAVE_JAVA_JDK], [test $JAVA_JDK], [Java JDK path])
226 AS_IF([test $JAVA_JDK],[
227 AS_IF([test -d $JAVA_JDK],[
228 AC_MSG_RESULT([using Java includes in $JAVA_SDK])
229 SUBDIRS=`find $JAVA_JDK/include -type d`
231 CPPFLAGS+=`for x in $SUBDIRS; do echo -n "-I$x "; done`
234 AC_MSG_ERROR(Unable to find Java include files in $JAVA_JDK)
238 # Check for JNI header files if requested
239 AC_ARG_WITH([jni-interface],
240 [AS_HELP_STRING([--with-jni-interface],[build JNI interface between C and Java. Needs Java include files [default=no]])],
241 [jni_interface=$withval],
245 AS_IF([test "x$jni_interface" = "xyes"],[
246 AC_CHECK_HEADERS([jni.h],[],[
247 AC_MSG_ERROR([missing jni.h
248 Make sure Sun Java, OpenJDK or GCJ is installed and that this header file exists in the system path.
249 Use the --with-java-jdk=DIR flag to point to your Java include files, or disable the JNI interface.])
252 AM_CONDITIONAL([BUILD_JNI_INTERFACE], [test "x$jni_interface" = "xyes"])
256 [AS_HELP_STRING([--with-sdt],[provide SystemTap integration via sdt.h [default=no]])],
261 AS_IF([test "x$with_sdt" = "xyes"],[
262 AC_MSG_CHECKING([STAP_PROBEV()])
263 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
264 #define SDT_USE_VARIADIC
268 STAP_PROBEV(provider,name,1,2,3,4,5,6,7,8,9,10);
272 AC_DEFINE([LTTNG_UST_HAVE_SDT_INTEGRATION], [1])
275 AC_MSG_ERROR([The sdt.h integration was requested but the STAP_PROBEV define cannot be used. Make sure it is installed, and up to date, or use CPPFLAGS=-I/path/ to specify a non-standard path to sys/sdt.h])
279 AC_MSG_CHECKING([whether shared libraries are enabled])
280 AS_IF([test "x$enable_shared" = "xyes"],
286 AC_MSG_ERROR([LTTng-UST requires shared libraries to be enabled])
289 AC_ARG_WITH([lttng-system-rundir],
290 AS_HELP_STRING([--with-lttng-system-rundir],
291 [Location of the system directory where LTTng-UST expects the system-wide lttng-sessiond runtime files. The default is "/var/run/lttng".]),
292 [lttng_system_rundir="$withval"],
293 [lttng_system_rundir="/var/run/lttng"])
294 AC_DEFINE_UNQUOTED([LTTNG_SYSTEM_RUNDIR], ["$lttng_system_rundir"],
295 [LTTng system runtime directory])
297 lttnglibjavadir="${libdir}/lttng/java"
298 AC_SUBST(lttnglibjavadir)
300 AM_PATH_PYTHON([2.7],BUILD_GEN_TP_EXAMPLES=1,[:])
301 AM_CONDITIONAL([BUILD_GEN_TP_EXAMPLES], [test $BUILD_GEN_TP_EXAMPLES], [Build examples requiring lttng-gen-tp])
306 doc/examples/Makefile
308 include/lttng/ust-version.h
310 libringbuffer/Makefile
311 liblttng-ust-comm/Makefile
312 liblttng-ust/Makefile
313 liblttng-ust-ctl/Makefile
314 liblttng-ust-fork/Makefile
315 liblttng-ust-dl/Makefile
316 liblttng-ust-java/Makefile
317 liblttng-ust-jul/Makefile
318 liblttng-ust-libc-wrapper/Makefile
319 liblttng-ust-cyg-profile/Makefile
323 tests/hello.cxx/Makefile
324 tests/same_line_tracepoint/Makefile
325 tests/snprintf/Makefile
326 tests/benchmark/Makefile
328 tests/java-jul/Makefile
335 AS_ECHO("Version name: $version_name")
336 AS_ECHO("$version_description")
338 # Report on the configuration options
340 AS_ECHO("LTTng-UST will be built with the following options:")
343 AS_ECHO_N("Java support (JNI): ")
344 AS_IF([test "x$jni_interface" = "xyes"], [AS_ECHO("Enabled")], [AS_ECHO("Disabled")])
346 AS_ECHO_N("sdt.h integration: ")
347 AS_IF([test "x$with_sdt" = "xyes"], [AS_ECHO("Enabled")], [AS_ECHO("Disabled")])
350 AS_ECHO("Type 'make' to compile.")