configure.ac

   1 dnl                                               -*- Autoconf -*-
   2 dnl Process this file with autoconf to produce a configure script.
   3
   4 dnl Version infos
   5 m4_define([V_MAJOR], [2])
   6 m4_define([V_MINOR], [8])
   7 m4_define([V_PATCH], [0])
   8 m4_define([V_EXTRA], [pre])
   9 m4_define([V_STRING], [V_MAJOR.V_MINOR.V_PATCH])
  10 m4_ifdef([V_EXTRA], [m4_append([V_STRING], [-V_EXTRA])])
  11 m4_define([V_NAME], [[Herbe à Détourne]])
  12 m4_define([V_DESC], [[Brewed with unrestrained amounts of Citra hop, the Herbe à Détourne is a fantastic New World Tripel brewed by "Dieu du Ciel!". Aromas of mango, cantaloupe melon and passion fruit, combined with a controlled bitter finish, unite in making this smooth golden-orange beer stand apart.]])
  13
  14 AC_INIT([lttng-ust],V_STRING,[mathieu dot desnoyers at efficios dot com])
  15
  16 # Following the numbering scheme proposed by libtool for the library version
  17 # http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
  18 # This is the library version of liblttng-ust.
  19 AC_SUBST([LTTNG_UST_LIBRARY_VERSION], [0:0:0])
  20 # note: remember to update tracepoint.h dlopen() to match this version
  21 # number. TODO: eventually automate by exporting the major number.
  22
  23 # This is the library version of liblttng-ust-ctl, used internally by
  24 # liblttng-ust, lttng-sessiond, and lttng-consumerd.
  25 AC_SUBST([LTTNG_UST_CTL_LIBRARY_VERSION], [2:0:0])
  26
  27 AC_CONFIG_AUX_DIR([config])
  28 AC_CANONICAL_TARGET
  29 AC_CANONICAL_HOST
  30 AC_CONFIG_MACRO_DIR([config])
  31 AM_INIT_AUTOMAKE([1.9 foreign dist-bzip2 no-dist-gzip tar-ustar])
  32 AM_MAINTAINER_MODE([enable])
  33 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
  34 AC_CONFIG_SRCDIR([include/lttng/tracepoint.h])
  35
  36 # Configuration options, which will be installed in the config.h
  37 AC_CONFIG_HEADERS([config.h include/lttng/ust-config.h])
  38 AH_TEMPLATE([LTTNG_UST_HAVE_EFFICIENT_UNALIGNED_ACCESS], [Use efficient unaligned access.])
  39 AH_TEMPLATE([LTTNG_UST_HAVE_SDT_INTEGRATION], [SystemTap integration via sdt.h])
  40 AH_TEMPLATE([LTTNG_UST_HAVE_PERF_EVENT], [Perf event integration via perf_event.h])
  41
  42 dnl Substitute minor/major/patchlevel version numbers
  43 AC_PROG_SED
  44 AC_SUBST([MAJOR_VERSION], [V_MAJOR])
  45 AC_SUBST([MINOR_VERSION], [V_MINOR])
  46 AC_SUBST([PATCHLEVEL_VERSION], [V_PATCH])
  47
  48 AC_PROG_GREP
  49 AC_PROG_LN_S
  50 # libtool link_all_deplibs fixup. See http://bugs.lttng.org/issues/321.
  51 AC_ARG_ENABLE([libtool-linkdep-fixup],
  52         AS_HELP_STRING([--disable-libtool-linkdep-fixup],
  53                         [disable the libtool fixup for linking all dependent libraries (link_all_deplibs)]),
  54         [libtool_fixup=$enableval],
  55         [libtool_fixup=yes])
  56
  57 AS_IF([test "x$libtool_fixup" = "xyes"],
  58             [
  59             libtool_m4="$srcdir/config/libtool.m4"
  60             libtool_flag_pattern=".*link_all_deplibs\s*,\s*\$1\s*)"
  61             AC_MSG_CHECKING([for occurence(s) of link_all_deplibs = no in $libtool_m4])
  62             libtool_flag_pattern_count=$(grep -c "$libtool_flag_pattern\s*=\s*no" $libtool_m4)
  63             AS_IF([test $libtool_flag_pattern_count -ne 0],
  64             [
  65                   AC_MSG_RESULT([$libtool_flag_pattern_count])
  66                   AC_MSG_WARN([the detected libtool will not link all dependencies, forcing link_all_deplibs = unknown])
  67                   sed -i "s/\($libtool_flag_pattern\)\s*=\s*no/\1=unknown/g" $libtool_m4
  68                   ],
  69                   [
  70                   AC_MSG_RESULT([none])
  71                   ])
  72             ])
  73
  74 AM_CONDITIONAL([NO_SHARED], [test "x$enable_shared" = "xno"])
  75
  76 # Checks for programs.
  77 AC_PROG_CC
  78 AC_PROG_CXX
  79 AC_PROG_MAKE_SET
  80 LT_INIT
  81
  82 # rw_PROG_CXX_WORKS
  83 # Check whether the C++ compiler works.
  84 AC_CACHE_CHECK([whether the C++ compiler works],
  85                 [rw_cv_prog_cxx_works],
  86                 [AC_LANG_PUSH([C++])
  87                 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])],
  88                                 [check_cxx_designated_initializers=yes],
  89                                 [rw_cv_prog_cxx_works=no])
  90                 AS_IF([test "x$check_cxx_designated_initializers" = "xyes"], [
  91                         AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
  92                                 struct foo { int a; int b; };
  93                                 void fct(void)
  94                                 {
  95                                         struct foo f = { .a = 0, .b = 1 };
  96                                 }
  97                         ]])],[
  98                                 rw_cv_prog_cxx_works=yes
  99                         ],[
 100                                 rw_cv_prog_cxx_works=no
 101                         ])
 102                 ])
 103                 AC_LANG_POP([C++])])
 104
 105 AM_CONDITIONAL([CXX_WORKS], [test "x$rw_cv_prog_cxx_works" = "xyes"])
 106
 107 # Check if the compiler support weak symbols
 108 AX_SYS_WEAK_ALIAS
 109
 110 AS_IF([test "x${ax_cv_sys_weak_alias}" = "xno"], [
 111         AC_MSG_ERROR([Your platform doesn't support weak symbols.])
 112 ])
 113
 114 # Checks for libraries.
 115 AC_CHECK_LIB([dl], [dlopen],
 116 [
 117         have_libdl=yes
 118 ],
 119 [
 120         #libdl not found, check for dlopen in libc.
 121         AC_CHECK_LIB([c], [dlopen],
 122         [
 123                 have_libc_dl=yes
 124         ],
 125         [
 126                 AC_MSG_ERROR([Cannot find dlopen in libdl nor libc. Use [LDFLAGS]=-Ldir to specify their location.])
 127         ])
 128 ])
 129 AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBDL], [test "x$have_libdl" = "xyes"])
 130 AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBC_DL], [test "x$have_libc_dl" = "xyes"])
 131
 132 AC_CHECK_LIB([pthread], [pthread_create])
 133
 134 # Check for dlfcn.h
 135 AC_CHECK_HEADER([dlfcn.h])
 136 AS_IF([test "x${ac_cv_header_dlfcn_h}" = "xyes"],
 137         [AC_CHECK_DECLS([RTLD_DI_LINKMAP],,,
 138                 [#define _GNU_SOURCE /* Required on Linux to get GNU extensions */
 139                 #include <dlfcn.h>])
 140         ],
 141         [ac_cv_have_decl_RTLD_DI_LINKMAP="no"])
 142 AM_CONDITIONAL([HAVE_DLINFO], [test "x${ac_cv_have_decl_RTLD_DI_LINKMAP}" = "xyes"])
 143
 144 # Checks for header files.
 145 dnl AC_CHECK_HEADERS([fcntl.h stdint.h stdlib.h string.h sys/socket.h sys/time.h unistd.h])
 146
 147 # Checks for typedefs, structures, and compiler characteristics.
 148 AC_C_INLINE
 149 dnl AC_TYPE_INT16_T
 150 dnl AC_TYPE_INT32_T
 151 dnl AC_TYPE_INT64_T
 152 dnl AC_TYPE_INT8_T
 153 dnl AC_TYPE_PID_T
 154 dnl AC_TYPE_SIZE_T
 155 dnl AC_TYPE_SSIZE_T
 156 dnl AC_TYPE_UINT16_T
 157 dnl AC_TYPE_UINT32_T
 158 dnl AC_TYPE_UINT64_T
 159 dnl AC_TYPE_UINT8_T
 160 dnl AC_CHECK_TYPES([ptrdiff_t])
 161
 162 # Checks for library functions.
 163 AC_FUNC_MALLOC
 164 AC_CHECK_FUNCS([gettimeofday munmap socket strerror strtol sched_getcpu sysconf])
 165
 166 CFLAGS="-Wall $CFLAGS"
 167
 168 # URCU
 169
 170 # urcu - check if we just find the headers it out of the box.
 171 AC_CHECK_HEADERS([urcu-bp.h], [], [AC_MSG_ERROR([Cannot find [URCU] headers (urcu-bp.h). Use [CPPFLAGS]=-Idir to specify their location.
 172 This error can also occur when the liburcu package's configure script has not been run.])])
 173
 174 # urcu-cds - check that URCU Concurrent Data Structure lib is available to compilation
 175 # Part of Userspace RCU library 0.7.2 or better.
 176 AC_CHECK_LIB([urcu-cds], [_cds_lfht_new], [], [AC_MSG_ERROR([Cannot find
 177 liburcu-cds lib, part of Userspace RCU 0.7 or better. Use [LDFLAGS]=-Ldir to specify its location.])])
 178
 179 AC_MSG_CHECKING([caa_likely()])
 180 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 181 #include <urcu/compiler.h>
 182 void fct(void)
 183 {
 184         if (caa_likely(1)) {
 185         }
 186 }
 187 ]])],[
 188         AC_MSG_RESULT([yes])
 189 ],[
 190         AC_MSG_RESULT([no])
 191         AC_MSG_ERROR([Please upgrade your version of liburcu to 0.6.6 or better])
 192
 193 ])
 194
 195 # urcu - check that URCU lib is available to compilation
 196 AC_CHECK_LIB([urcu-bp], [synchronize_rcu_bp], [], [AC_MSG_ERROR([Cannot find liburcu-bp lib. Use [LDFLAGS]=-Ldir to specify its location.])])
 197
 198 # urcu - check that URCU lib is at least version 0.6
 199 AC_CHECK_LIB([urcu-bp], [call_rcu_bp], [], [AC_MSG_ERROR([liburcu 0.6 or newer is needed, please update your version or use [LDFLAGS]=-Ldir to specify the right location.])])
 200
 201 # optional linux/perf_event.h
 202 AC_CHECK_HEADERS([linux/perf_event.h], [have_perf_event=yes], [])
 203
 204 # Perf event counters are only supported on x86 so far.
 205 AC_MSG_CHECKING([UST support for architecture perf event counters])
 206 AS_CASE([$host_cpu],
 207         [i[[3456]]86], [UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS=yes],
 208         [x86_64], [UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS=yes],
 209         [amd64], [UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS=yes],
 210         [UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS=no])
 211 AC_MSG_RESULT([$UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS])
 212
 213 AM_CONDITIONAL([HAVE_PERF_EVENT], [test "x$have_perf_event" = "xyes" -a "x$UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS" = "xyes"])
 214
 215 AS_IF([test "x$have_perf_event" = "xyes" -a "x$UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS" = "xyes"], [
 216         AC_DEFINE([LTTNG_UST_HAVE_PERF_EVENT], [1])
 217 ])
 218
 219 AC_MSG_CHECKING([host system alignment requirements])
 220 AS_CASE([$host_cpu],
 221         [i[[3456]]86], [],
 222         [x86_64], [],
 223         [amd64], [],
 224         [powerpc], [],
 225         [ppc64], [],
 226         [ppc64le], [],
 227         [powerpc64], [],
 228         [powerpc64le], [],
 229         [s390], [NO_UNALIGNED_ACCESS=1],
 230         [s390x], [NO_UNALIGNED_ACCESS=1],
 231         [arm*], [NO_UNALIGNED_ACCESS=1],
 232         [aarch64], [NO_UNALIGNED_ACCESS=1],
 233         [mips*], [NO_UNALIGNED_ACCESS=1],
 234         [tile*], [NO_UNALIGNED_ACCESS=1],
 235         [
 236                 UNSUPPORTED_ARCH=1
 237                 NO_UNALIGNED_ACCESS=1
 238         ])
 239 AC_MSG_RESULT([$host_cpu])
 240
 241 AS_IF([test "x$NO_UNALIGNED_ACCESS" = "x"], [
 242         AC_DEFINE([LTTNG_UST_HAVE_EFFICIENT_UNALIGNED_ACCESS], [1])
 243 ])
 244
 245 # Check for JNI header files if requested
 246 AC_ARG_ENABLE([jni-interface],
 247         [AS_HELP_STRING([--enable-jni-interface],[build JNI interface between C and Java. Needs Java include files [default=no]])],
 248         [jni_interface=$enableval],
 249         [jni_interface=no]
 250 )
 251
 252 AM_CONDITIONAL([BUILD_JNI_INTERFACE], [test "x$jni_interface" = "xyes"])
 253
 254
 255 AC_ARG_ENABLE([java-agent-jul],
 256         [AS_HELP_STRING([--enable-java-agent-jul],[build the LTTng UST Java agent with JUL support [default=no]])],
 257         [java_agent_jul=$enableval],
 258         [java_agent_jul=no]
 259 )
 260
 261 AC_ARG_ENABLE([java-agent-log4j],
 262         [AS_HELP_STRING([--enable-java-agent-log4j],[build the LTTng UST Java agent with Log4j support [default=no]])],
 263         [java_agent_log4j=$enableval],
 264         [java_agent_log4j=no]
 265 )
 266
 267 AC_ARG_ENABLE([java-agent-all],
 268         [AS_HELP_STRING([--enable-java-agent-all],[build the LTTng UST Java agent with all supported backends [default=no]])],
 269         [java_agent_jul=$enableval
 270          java_agent_log4j=$enableval],
 271         [:]
 272 )
 273
 274
 275 AM_CONDITIONAL([BUILD_JAVA_AGENT], [test "x$java_agent_jul" = "xyes" || test "x$java_agent_log4j" = "xyes"])
 276 AM_CONDITIONAL([BUILD_JAVA_AGENT_WITH_JUL], [test "x$java_agent_jul" = "xyes"])
 277 AM_CONDITIONAL([BUILD_JAVA_AGENT_WITH_LOG4J], [test "x$java_agent_log4j" = "xyes"])
 278
 279 AS_IF([test "x$jni_interface" = "xyes" || test "x$java_agent_jul" = "xyes" || test "x$java_agent_log4j" = "xyes"], [
 280         AX_JAVA_OPTIONS
 281         AX_PROG_JAVAC
 282         AX_PROG_JAVA
 283         AX_PROG_JAR
 284
 285         AX_JNI_INCLUDE_DIR
 286         for JNI_INCLUDE_DIR in $JNI_INCLUDE_DIRS
 287         do
 288                 CPPFLAGS="$CPPFLAGS -I$JNI_INCLUDE_DIR"
 289         done
 290
 291         AX_PROG_JAVAH
 292 ])
 293
 294 AS_IF([test "x$java_agent_log4j" = "xyes"], [
 295         AX_CHECK_CLASSPATH
 296
 297         AX_CHECK_CLASS([org.apache.log4j.Logger])
 298
 299         AS_IF([test "x$ac_cv_class_org_apache_log4j_Logger" = "xno"], [
 300                 AC_MSG_ERROR([The UST Java agent support for log4j was requested but the Log4j classes were not found. Please specify the location of the Log4j jar via the Java CLASSPATH e.g: export CLASSPATH="/path/to/log4j.jar"])
 301         ])
 302 ])
 303
 304 # Option to build the python agent
 305 AC_ARG_ENABLE([python-agent],
 306         [AS_HELP_STRING([--enable-python-agent],[build the LTTng UST Python agent [default=no]])],
 307     [python_agent=$enableval],
 308         [:]
 309 )
 310 AM_CONDITIONAL([BUILD_PYTHON_AGENT], [test "x$python_agent" = "xyes"])
 311 AS_IF([test "x$python_agent" = "xyes"], [
 312         AM_PATH_PYTHON([2.7])
 313 ])
 314
 315 # sdt.h integration
 316 AC_ARG_WITH([sdt],
 317         [AS_HELP_STRING([--with-sdt],[provide SystemTap integration via sdt.h [default=no]])],
 318         [with_sdt=$withval],
 319         [with_sdt="no"]
 320 )
 321
 322 AS_IF([test "x$with_sdt" = "xyes"],[
 323         AC_MSG_CHECKING([STAP_PROBEV()])
 324         AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 325         #define SDT_USE_VARIADIC
 326         #include <sys/sdt.h>
 327         void fct(void)
 328         {
 329                 STAP_PROBEV(provider,name,1,2,3,4,5,6,7,8,9,10);
 330         }
 331         ]])],[
 332                 AC_MSG_RESULT([yes])
 333                 AC_DEFINE([LTTNG_UST_HAVE_SDT_INTEGRATION], [1])
 334         ],[
 335                 AC_MSG_RESULT([no])
 336                 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])
 337         ])
 338 ])
 339
 340 AC_MSG_CHECKING([whether shared libraries are enabled])
 341 AS_IF([test "x$enable_shared" = "xyes"],
 342         [
 343                 AC_MSG_RESULT([yes])
 344         ],
 345         [
 346                 AC_MSG_RESULT([no])
 347                 AC_MSG_ERROR([LTTng-UST requires shared libraries to be enabled])
 348         ])
 349
 350 AC_ARG_WITH([lttng-system-rundir],
 351         AS_HELP_STRING([--with-lttng-system-rundir],
 352         [Location of the system directory where LTTng-UST expects the system-wide lttng-sessiond runtime files. The default is "/var/run/lttng".]),
 353         [lttng_system_rundir="$withval"],
 354         [lttng_system_rundir="/var/run/lttng"])
 355 AC_DEFINE_UNQUOTED([LTTNG_SYSTEM_RUNDIR], ["$lttng_system_rundir"],
 356         [LTTng system runtime directory])
 357
 358 AC_CHECK_PROG([BUILD_GEN_TP_EXAMPLES],[python],["yes"])
 359 AM_CONDITIONAL([BUILD_GEN_TP_EXAMPLES], [test "x$BUILD_GEN_TP_EXAMPLES" = "xyes"])
 360
 361 AC_CONFIG_FILES([
 362         Makefile
 363         doc/Makefile
 364         doc/examples/Makefile
 365         include/Makefile
 366         include/lttng/ust-version.h
 367         snprintf/Makefile
 368         libringbuffer/Makefile
 369         liblttng-ust-comm/Makefile
 370         liblttng-ust/Makefile
 371         liblttng-ust-ctl/Makefile
 372         liblttng-ust-fork/Makefile
 373         liblttng-ust-dl/Makefile
 374         liblttng-ust-java/Makefile
 375         liblttng-ust-java-agent/Makefile
 376         liblttng-ust-java-agent/java/Makefile
 377         liblttng-ust-java-agent/java/lttng-ust-agent-common/Makefile
 378         liblttng-ust-java-agent/java/lttng-ust-agent-jul/Makefile
 379         liblttng-ust-java-agent/java/lttng-ust-agent-log4j/Makefile
 380         liblttng-ust-java-agent/jni/Makefile
 381         liblttng-ust-java-agent/jni/common/Makefile
 382         liblttng-ust-java-agent/jni/jul/Makefile
 383         liblttng-ust-java-agent/jni/log4j/Makefile
 384         liblttng-ust-libc-wrapper/Makefile
 385         liblttng-ust-cyg-profile/Makefile
 386         liblttng-ust-python-agent/Makefile
 387         python-lttngust/Makefile
 388         python-lttngust/setup.py
 389         python-lttngust/lttngust/__init__.py
 390         tools/Makefile
 391         tests/Makefile
 392         tests/ctf-types/Makefile
 393         tests/hello/Makefile
 394         tests/hello.cxx/Makefile
 395         tests/same_line_tracepoint/Makefile
 396         tests/snprintf/Makefile
 397         tests/ust-elf/Makefile
 398         tests/benchmark/Makefile
 399         tests/utils/Makefile
 400         tests/test-app-ctx/Makefile
 401         lttng-ust.pc
 402 ])
 403
 404 # Create link for python agent for the VPATH guru.
 405 AC_CONFIG_LINKS([
 406         python-lttngust/lttngust/agent.py:python-lttngust/lttngust/agent.py
 407         python-lttngust/lttngust/cmd.py:python-lttngust/lttngust/cmd.py
 408         python-lttngust/lttngust/debug.py:python-lttngust/lttngust/debug.py
 409         python-lttngust/lttngust/loghandler.py:python-lttngust/lttngust/loghandler.py
 410 ])
 411
 412 AC_OUTPUT
 413
 414 AS_ECHO(["m4_bpatsubst(V_NAME, ["], [\\"])"])
 415 AS_ECHO()
 416 AS_ECHO(["m4_bpatsubst(V_DESC, ["], [\\"])"])
 417
 418 # Report on the configuration options
 419 AS_ECHO()
 420 AS_ECHO(["LTTng-UST will be built with the following options:"])
 421
 422 AS_ECHO()
 423
 424 AS_ECHO_N(["Java agent (JUL support): "])
 425 AS_IF([test "x$java_agent_jul" = "xyes"], [AS_ECHO(["Enabled"])], [AS_ECHO(["Disabled"])])
 426
 427 AS_ECHO_N(["Java agent (Log4j support): "])
 428 AS_IF([test "x$java_agent_log4j" = "xyes"], [AS_ECHO(["Enabled"])], [AS_ECHO(["Disabled"])])
 429
 430 AS_ECHO_N(["JNI interface (JNI): "])
 431 AS_IF([test "x$jni_interface" = "xyes"], [AS_ECHO(["Enabled"])], [AS_ECHO(["Disabled"])])
 432
 433 AS_ECHO_N(["Python ($PYTHON) agent: "])
 434 AS_IF([test "x$python_agent" = "xyes"], [AS_ECHO(["Enabled"])], [AS_ECHO(["Disabled"])])
 435
 436 AS_ECHO_N(["sdt.h integration: "])
 437 AS_IF([test "x$with_sdt" = "xyes"], [AS_ECHO(["Enabled"])], [AS_ECHO(["Disabled"])])
 438
 439 AS_ECHO(["Architecture: $host_cpu"])
 440 AS_ECHO_N(["Efficient unaligned memory access: "])
 441 AS_IF([test "x$NO_UNALIGNED_ACCESS" != "x1"], [AS_ECHO(["yes"])], [AS_IF([test "x$UNSUPPORTED_ARCH" != "x1"], [AS_ECHO(["no"])], [AS_ECHO(["unknown"])])])
 442 AS_IF([test "x$UNSUPPORTED_ARCH" = "x1"], [AC_MSG_WARN([Your architecture ($host_cpu) is unsupported, using safe default of no unaligned access])])
 443 AS_ECHO()
 444
 445 AS_ECHO(["Type 'make' to compile."])
 446