2 # Process this file with autoconf to produce a configure script.
4 AC_INIT([lttng-ust],[2.4.3],[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 # Check if the compiler support weak symbols
109 if test "x${ax_cv_sys_weak_alias}" = "xno"; then
110 AC_MSG_ERROR([Your platform doesn't support weak symbols.])
113 ## Checks for libraries.
114 AC_CHECK_LIB([dl], [dlopen],
119 #libdl not found, check for dlopen in libc.
120 AC_CHECK_LIB([c], [dlopen],
125 AC_MSG_ERROR([Cannot find dlopen in libdl nor libc. Use [LDFLAGS]=-Ldir to specify their location.])
128 AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBDL], [test "x$have_libdl" = "xyes"])
129 AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBC_DL], [test "x$have_libc_dl" = "xyes"])
131 AC_CHECK_LIB([pthread], [pthread_create])
134 AC_CHECK_HEADER([dlfcn.h])
135 AS_IF([test "x${ac_cv_header_dlfcn_h}" = "xyes"],
136 [AC_CHECK_DECLS([RTLD_DI_LINKMAP],,,
137 [#define _GNU_SOURCE /* Required on Linux to get GNU extensions */
140 [ac_cv_have_decl_RTLD_DI_LINKMAP="no"])
141 AM_CONDITIONAL([HAVE_DLINFO], [test "x${ac_cv_have_decl_RTLD_DI_LINKMAP}" = "xyes"])
143 # Checks for header files.
144 #AC_CHECK_HEADERS([fcntl.h stdint.h stdlib.h string.h sys/socket.h sys/time.h unistd.h])
146 # Checks for typedefs, structures, and compiler characteristics.
159 #AC_CHECK_TYPES([ptrdiff_t])
161 # Checks for library functions.
163 AC_CHECK_FUNCS([gettimeofday munmap socket strerror strtol sched_getcpu sysconf])
165 CFLAGS="-Wall $CFLAGS"
169 # urcu - check if we just find the headers it out of the box.
170 AC_CHECK_HEADERS([urcu-bp.h], [], [AC_MSG_ERROR([Cannot find [URCU] headers (urcu-bp.h). Use [CPPFLAGS]=-Idir to specify their location.
171 This error can also occur when the liburcu package's configure script has not been run.])])
173 # urcu-cds - check that URCU Concurrent Data Structure lib is available to compilation
174 # Part of Userspace RCU library 0.7.2 or better.
175 AC_CHECK_LIB([urcu-cds], [_cds_lfht_new], [], [AC_MSG_ERROR([Cannot find
176 liburcu-cds lib, part of Userspace RCU 0.7 or better. Use [LDFLAGS]=-Ldir to specify its location.])])
178 AC_MSG_CHECKING([caa_likely()])
179 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
180 #include <urcu/compiler.h>
190 AC_MSG_ERROR([Please upgrade your version of liburcu to 0.6.6 or better])
194 # urcu - check that URCU lib is available to compilation
195 AC_CHECK_LIB([urcu-bp], [synchronize_rcu_bp], [], [AC_MSG_ERROR([Cannot find liburcu-bp lib. Use [LDFLAGS]=-Ldir to specify its location.])])
197 # urcu - check that URCU lib is at least version 0.6
198 AC_CHECK_LIB([urcu-bp], [call_rcu_bp], [], [AC_MSG_ERROR([liburcu 0.6 or newer is needed, please update your version or use [LDFLAGS]=-Ldir to specify the right location.])])
200 AC_MSG_CHECKING([host system alignment requirements])
211 s390) NO_UNALIGNED_ACCESS=1 ;;
212 s390x) NO_UNALIGNED_ACCESS=1 ;;
213 arm*) NO_UNALIGNED_ACCESS=1 ;;
214 mips*) NO_UNALIGNED_ACCESS=1 ;;
215 tile*) NO_UNALIGNED_ACCESS=1 ;;
216 *) AC_MSG_ERROR([unable to detect alignment requirements (unsupported architecture ($host_cpu)?)]) ;;
218 AC_MSG_RESULT([$host_cpu])
220 if test x$NO_UNALIGNED_ACCESS = x ; then
221 AC_DEFINE([LTTNG_UST_HAVE_EFFICIENT_UNALIGNED_ACCESS], [1])
224 # Set compile flags to java include files if given
225 AC_ARG_WITH([java-jdk],
226 [AS_HELP_STRING([--with-java-jdk=DIR],[use the Java JDK in DIR. Ex : $JAVA_HOME.])],
230 AM_CONDITIONAL([HAVE_JAVA_JDK], [test $JAVA_JDK], [Java JDK path])
233 AS_IF([test $JAVA_JDK],[
234 AS_IF([test -d $JAVA_JDK],[
235 AC_MSG_RESULT([using Java includes in $JAVA_SDK])
236 SUBDIRS=`find $JAVA_JDK/include -type d`
238 CPPFLAGS+=`for x in $SUBDIRS; do echo -n "-I$x "; done`
241 AC_MSG_ERROR(Unable to find Java include files in $JAVA_JDK)
245 # Check for JNI header files if requested
246 AC_ARG_WITH([jni-interface],
247 [AS_HELP_STRING([--with-jni-interface],[build JNI interface between C and Java. Needs Java include files [default=no]])],
248 [jni_interface=$withval],
252 AS_IF([test "x$jni_interface" = "xyes"],[
253 AC_CHECK_HEADERS([jni.h],[],[
254 AC_MSG_ERROR([missing jni.h
255 Make sure Sun Java, OpenJDK or GCJ is installed and that this header file exists in the system path.
256 Use the --with-java-jdk=DIR option to point to your JDK directory, or disable the JNI interface.])
259 AM_CONDITIONAL([BUILD_JNI_INTERFACE], [test "x$jni_interface" = "xyes"])
263 [AS_HELP_STRING([--with-sdt],[provide SystemTap integration via sdt.h [default=no]])],
268 AS_IF([test "x$with_sdt" = "xyes"],[
269 AC_MSG_CHECKING([STAP_PROBEV()])
270 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
271 #define SDT_USE_VARIADIC
275 STAP_PROBEV(provider,name,1,2,3,4,5,6,7,8,9,10);
279 AC_DEFINE([LTTNG_UST_HAVE_SDT_INTEGRATION], [1])
282 AC_MSG_ERROR([The sdt.h integration was requested but the STAP_PROBEV define cannot be used. Make sure it is installed, and up to date, or use CPPFLAGS=-I/path/ to specify a non-standard path to sys/sdt.h])
286 AC_MSG_CHECKING([whether shared libraries are enabled])
287 AS_IF([test "x$enable_shared" = "xyes"],
293 AC_MSG_ERROR([LTTng-UST requires shared libraries to be enabled])
296 AC_ARG_WITH([lttng-system-rundir],
297 AS_HELP_STRING([--with-lttng-system-rundir],
298 [Location of the system directory where LTTng-UST expects the system-wide lttng-sessiond runtime files. The default is "/var/run/lttng".]),
299 [lttng_system_rundir="$withval"],
300 [lttng_system_rundir="/var/run/lttng"])
301 AC_DEFINE_UNQUOTED([LTTNG_SYSTEM_RUNDIR], ["$lttng_system_rundir"],
302 [LTTng system runtime directory])
304 lttnglibjavadir="${libdir}/lttng/java"
305 AC_SUBST(lttnglibjavadir)
307 AM_PATH_PYTHON([2.7],BUILD_GEN_TP_EXAMPLES=1,[:])
308 AM_CONDITIONAL([BUILD_GEN_TP_EXAMPLES], [test $BUILD_GEN_TP_EXAMPLES], [Build examples requiring lttng-gen-tp])
313 doc/examples/Makefile
315 include/lttng/ust-version.h
317 libringbuffer/Makefile
318 liblttng-ust-comm/Makefile
319 liblttng-ust/Makefile
320 liblttng-ust-ctl/Makefile
321 liblttng-ust-fork/Makefile
322 liblttng-ust-dl/Makefile
323 liblttng-ust-java/Makefile
324 liblttng-ust-jul/Makefile
325 liblttng-ust-libc-wrapper/Makefile
326 liblttng-ust-cyg-profile/Makefile
330 tests/hello.cxx/Makefile
331 tests/same_line_tracepoint/Makefile
332 tests/snprintf/Makefile
333 tests/benchmark/Makefile
335 tests/java-jul/Makefile
342 AS_ECHO("Version name: $version_name")
343 AS_ECHO("$version_description")
345 # Report on the configuration options
347 AS_ECHO("LTTng-UST will be built with the following options:")
350 AS_ECHO_N("Java support (JNI): ")
351 AS_IF([test "x$jni_interface" = "xyes"], [AS_ECHO("Enabled")], [AS_ECHO("Disabled")])
353 AS_ECHO_N("sdt.h integration: ")
354 AS_IF([test "x$with_sdt" = "xyes"], [AS_ECHO("Enabled")], [AS_ECHO("Disabled")])
357 AS_ECHO("Type 'make' to compile.")