configure.ac

   1 #                                               -*- Autoconf -*-
   2 # Process this file with autoconf to produce a configure script.
   3
   4 AC_INIT([lttng-ust],[2.7.0-pre],[mathieu dot desnoyers at efficios dot com])
   5
   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.
  12
  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])
  16
  17 AC_CONFIG_AUX_DIR([config])
  18 AC_CANONICAL_TARGET
  19 AC_CANONICAL_HOST
  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])
  25
  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])
  31
  32 # Compute minor/major/patchlevel version numbers
  33 AC_PROG_SED
  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], $patchlevel_version, [UST patchlevel version number])
  43
  44 version_name="Gaia"
  45 version_description="From Benelux brewery in Montreal, the Gaia is a witbier with a cloudy light amber ale color. Aroma of coriander with floral hay notes is enchanting. Taste is also dominated by the very floral coriander note and some medium sweet malt notes."
  46
  47 AC_DEFINE_UNQUOTED([VERSION_NAME], ["$version_name"], [UST version name])
  48 AC_DEFINE_UNQUOTED([VERSION_DESCRIPTION], ["$version_description"], [UST version description])
  49
  50 AC_PROG_GREP
  51 AC_PROG_LN_S
  52 # libtool link_all_deplibs fixup. See http://bugs.lttng.org/issues/321.
  53 AC_ARG_ENABLE(libtool-linkdep-fixup,
  54         AS_HELP_STRING([--disable-libtool-linkdep-fixup],
  55                         [disable the libtool fixup for linking all dependent libraries (link_all_deplibs)]),
  56         libtool_fixup=$enableval,
  57         libtool_fixup=yes)
  58
  59 AS_IF([test "x$libtool_fixup" = "xyes"],
  60             [
  61             libtool_m4="$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 $libtool_flag_pattern_count -ne 0],
  66             [
  67                   AC_MSG_RESULT([$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" $libtool_m4
  70                   ],
  71                   [
  72                   AC_MSG_RESULT([none])
  73                   ])
  74             ])
  75
  76 AM_CONDITIONAL([NO_SHARED], [test "x$enable_shared" = "xno"])
  77
  78 # Checks for programs.
  79 AC_PROG_CC
  80 AC_PROG_CXX
  81 AC_PROG_MAKE_SET
  82 LT_INIT
  83
  84 # rw_PROG_CXX_WORKS
  85 # Check whether the C++ compiler works.
  86 AC_CACHE_CHECK([whether the C++ compiler works],
  87                 [rw_cv_prog_cxx_works],
  88                 [AC_LANG_PUSH([C++])
  89                 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])],
  90                                 [check_cxx_designated_initializers=yes],
  91                                 [rw_cv_prog_cxx_works=no])
  92                 if test "$check_cxx_designated_initializers" = "yes"; then
  93                         AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
  94                                 struct foo { int a; int b; };
  95                                 void fct(void)
  96                                 {
  97                                         struct foo f = { .a = 0, .b = 1 };
  98                                 }
  99                         ]])],[
 100                                 rw_cv_prog_cxx_works=yes
 101                         ],[
 102                                 rw_cv_prog_cxx_works=no
 103                         ])
 104                 fi
 105                 AC_LANG_POP([C++])])
 106
 107 AM_CONDITIONAL([CXX_WORKS], [test "x$rw_cv_prog_cxx_works" = "xyes"])
 108
 109 # Check if the compiler support weak symbols
 110 AX_SYS_WEAK_ALIAS
 111
 112 if test "x${ax_cv_sys_weak_alias}" = "xno"; then
 113    AC_MSG_ERROR([Your platform doesn't support weak symbols.])
 114 fi
 115
 116 ## Checks for libraries.
 117 AC_CHECK_LIB([dl], [dlopen],
 118 [
 119         have_libdl=yes
 120 ],
 121 [
 122         #libdl not found, check for dlopen in libc.
 123         AC_CHECK_LIB([c], [dlopen],
 124         [
 125                 have_libc_dl=yes
 126         ],
 127         [
 128                 AC_MSG_ERROR([Cannot find dlopen in libdl nor libc. Use [LDFLAGS]=-Ldir to specify their location.])
 129         ])
 130 ])
 131 AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBDL], [test "x$have_libdl" = "xyes"])
 132 AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBC_DL], [test "x$have_libc_dl" = "xyes"])
 133
 134 AC_CHECK_LIB([pthread], [pthread_create])
 135
 136 # Check for dlfcn.h
 137 AC_CHECK_HEADER([dlfcn.h])
 138 AS_IF([test "x${ac_cv_header_dlfcn_h}" = "xyes"],
 139         [AC_CHECK_DECLS([RTLD_DI_LINKMAP],,,
 140                 [#define _GNU_SOURCE /* Required on Linux to get GNU extensions */
 141                 #include <dlfcn.h>])
 142         ],
 143         [ac_cv_have_decl_RTLD_DI_LINKMAP="no"])
 144 AM_CONDITIONAL([HAVE_DLINFO], [test "x${ac_cv_have_decl_RTLD_DI_LINKMAP}" = "xyes"])
 145
 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])
 148
 149 # Checks for typedefs, structures, and compiler characteristics.
 150 AC_C_INLINE
 151 #AC_TYPE_INT16_T
 152 #AC_TYPE_INT32_T
 153 #AC_TYPE_INT64_T
 154 #AC_TYPE_INT8_T
 155 #AC_TYPE_PID_T
 156 #AC_TYPE_SIZE_T
 157 #AC_TYPE_SSIZE_T
 158 #AC_TYPE_UINT16_T
 159 #AC_TYPE_UINT32_T
 160 #AC_TYPE_UINT64_T
 161 #AC_TYPE_UINT8_T
 162 #AC_CHECK_TYPES([ptrdiff_t])
 163
 164 # Checks for library functions.
 165 AC_FUNC_MALLOC
 166 AC_CHECK_FUNCS([gettimeofday munmap socket strerror strtol sched_getcpu sysconf])
 167
 168 CFLAGS="-Wall $CFLAGS"
 169
 170 # URCU
 171
 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.])])
 175
 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.])])
 180
 181 AC_MSG_CHECKING([caa_likely()])
 182 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 183 #include <urcu/compiler.h>
 184 void fct(void)
 185 {
 186         if (caa_likely(1)) {
 187         }
 188 }
 189 ]])],[
 190         AC_MSG_RESULT([yes])
 191 ],[
 192         AC_MSG_RESULT([no])
 193         AC_MSG_ERROR([Please upgrade your version of liburcu to 0.6.6 or better])
 194
 195 ])
 196
 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.])])
 199
 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.])])
 202
 203 # optional linux/perf_event.h
 204 AC_CHECK_HEADERS([linux/perf_event.h], [have_perf_event=yes], [])
 205
 206 # Perf event counters are only supported on x86 so far.
 207 AC_MSG_CHECKING([UST support for architecture perf event counters])
 208 case $host_cpu in
 209 changequote(,)dnl
 210         i[3456]86)
 211 changequote([,])dnl
 212         UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS=yes;;
 213         x86_64) UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS=yes;;
 214         amd64) UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS=yes;;
 215         *) UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS=no;;
 216 esac
 217 AC_MSG_RESULT([$UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS])
 218
 219 AM_CONDITIONAL([HAVE_PERF_EVENT], [test "x$have_perf_event" = "xyes" -a "x$UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS" = "xyes"])
 220
 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])
 223 fi
 224
 225 AC_MSG_CHECKING([host system alignment requirements])
 226 case $host_cpu in
 227 changequote(,)dnl
 228         i[3456]86)
 229 changequote([,])dnl
 230           ;;
 231         x86_64) ;;
 232         amd64) ;;
 233         powerpc) ;;
 234         ppc64) ;;
 235         ppc64le) ;;
 236         powerpc64) ;;
 237         powerpc64le) ;;
 238         s390) NO_UNALIGNED_ACCESS=1 ;;
 239         s390x) NO_UNALIGNED_ACCESS=1 ;;
 240         arm*) NO_UNALIGNED_ACCESS=1 ;;
 241         aarch64) NO_UNALIGNED_ACCESS=1 ;;
 242         mips*) NO_UNALIGNED_ACCESS=1 ;;
 243         tile*) NO_UNALIGNED_ACCESS=1 ;;
 244         *) AC_MSG_ERROR([unable to detect alignment requirements (unsupported architecture ($host_cpu)?)]) ;;
 245 esac
 246 AC_MSG_RESULT([$host_cpu])
 247
 248 if test x$NO_UNALIGNED_ACCESS = x ; then
 249 AC_DEFINE([LTTNG_UST_HAVE_EFFICIENT_UNALIGNED_ACCESS], [1])
 250 fi
 251
 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=$withval],
 256         [jni_interface=no]
 257 )
 258
 259 AM_CONDITIONAL([BUILD_JNI_INTERFACE], [test "x$jni_interface" = "xyes"])
 260
 261
 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=$enableval],
 265         [java_agent_jul=no]
 266 )
 267
 268 AC_ARG_ENABLE([java-agent-log4j],
 269         [AS_HELP_STRING([--enable-java-agent-log4j],[build the LTTng UST Java agent with Log4j support [default=no]])],
 270         [java_agent_log4j=$enableval],
 271         [java_agent_log4j=no]
 272 )
 273
 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],
 278         [:]
 279 )
 280
 281
 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"])
 285
 286 if test "x$jni_interface" = "xyes" || test "x$java_agent_jul" = "xyes" || test "x$java_agent_log4j" = "xyes"; then
 287   AX_JAVA_OPTIONS
 288   AX_PROG_JAVAC
 289   AX_PROG_JAVA
 290   AX_PROG_JAR
 291
 292   AX_JNI_INCLUDE_DIR
 293   for JNI_INCLUDE_DIR in $JNI_INCLUDE_DIRS
 294   do
 295         CPPFLAGS="$CPPFLAGS -I$JNI_INCLUDE_DIR"
 296   done
 297
 298   AX_PROG_JAVAH
 299 fi
 300
 301 if test "x$java_agent_log4j" = "xyes"; then
 302   AX_CHECK_CLASSPATH
 303
 304   AX_CHECK_CLASS(org.apache.log4j.Logger)
 305
 306   if test "x$ac_cv_class_org_apache_log4j_Logger" = "xno"; then
 307      AC_MSG_ERROR([The UST Java agent support for log4j was requested but the Log4j classes were not found. Please specify the location of the Log4j jar via the Java CLASSPATH e.g: export CLASSPATH="/path/to/log4j.jar"])
 308   fi
 309 fi
 310
 311 # Option to build the python agent
 312 AC_ARG_ENABLE([python-agent],
 313         [AS_HELP_STRING([--enable-python-agent],[build the LTTng UST Python agent [default=no]])],
 314     [python_agent=$enableval],
 315         [:]
 316 )
 317 AM_CONDITIONAL([BUILD_PYTHON_AGENT], [test "x$python_agent" = "xyes"])
 318
 319 # sdt.h integration
 320 AC_ARG_WITH([sdt],
 321         [AS_HELP_STRING([--with-sdt],[provide SystemTap integration via sdt.h [default=no]])],
 322         [with_sdt=$withval],
 323         [with_sdt="no"]
 324 )
 325
 326 AS_IF([test "x$with_sdt" = "xyes"],[
 327         AC_MSG_CHECKING([STAP_PROBEV()])
 328         AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 329         #define SDT_USE_VARIADIC
 330         #include <sys/sdt.h>
 331         void fct(void)
 332         {
 333                 STAP_PROBEV(provider,name,1,2,3,4,5,6,7,8,9,10);
 334         }
 335         ]])],[
 336                 AC_MSG_RESULT([yes])
 337                 AC_DEFINE([LTTNG_UST_HAVE_SDT_INTEGRATION], [1])
 338         ],[
 339                 AC_MSG_RESULT([no])
 340                 AC_MSG_ERROR([The sdt.h integration was requested but the STAP_PROBEV define cannot be used. Make sure it is installed, and up to date, or use CPPFLAGS=-I/path/ to specify a non-standard path to sys/sdt.h])
 341         ])
 342 ])
 343
 344 AC_MSG_CHECKING([whether shared libraries are enabled])
 345 AS_IF([test "x$enable_shared" = "xyes"],
 346         [
 347                 AC_MSG_RESULT([yes])
 348         ],
 349         [
 350                 AC_MSG_RESULT([no])
 351                 AC_MSG_ERROR([LTTng-UST requires shared libraries to be enabled])
 352         ])
 353
 354 AC_ARG_WITH([lttng-system-rundir],
 355         AS_HELP_STRING([--with-lttng-system-rundir],
 356         [Location of the system directory where LTTng-UST expects the system-wide lttng-sessiond runtime files. The default is "/var/run/lttng".]),
 357         [lttng_system_rundir="$withval"],
 358         [lttng_system_rundir="/var/run/lttng"])
 359 AC_DEFINE_UNQUOTED([LTTNG_SYSTEM_RUNDIR], ["$lttng_system_rundir"],
 360         [LTTng system runtime directory])
 361
 362 AM_PATH_PYTHON([2.7],BUILD_GEN_TP_EXAMPLES=1,[:])
 363 AM_CONDITIONAL([BUILD_GEN_TP_EXAMPLES], [test $BUILD_GEN_TP_EXAMPLES], [Build examples requiring lttng-gen-tp])
 364
 365 AC_CONFIG_FILES([
 366         Makefile
 367         doc/Makefile
 368         doc/examples/Makefile
 369         include/Makefile
 370         include/lttng/ust-version.h
 371         snprintf/Makefile
 372         libringbuffer/Makefile
 373         liblttng-ust-comm/Makefile
 374         liblttng-ust/Makefile
 375         liblttng-ust-ctl/Makefile
 376         liblttng-ust-fork/Makefile
 377         liblttng-ust-dl/Makefile
 378         liblttng-ust-java/Makefile
 379         liblttng-ust-java-agent/Makefile
 380         liblttng-ust-java-agent/java/Makefile
 381         liblttng-ust-java-agent/jni/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         tools/Makefile
 388         tests/Makefile
 389         tests/hello/Makefile
 390         tests/hello.cxx/Makefile
 391         tests/same_line_tracepoint/Makefile
 392         tests/snprintf/Makefile
 393         tests/benchmark/Makefile
 394         tests/utils/Makefile
 395         lttng-ust.pc
 396 ])
 397
 398 AC_OUTPUT
 399
 400 AS_ECHO()
 401 AS_ECHO("Version name: $version_name")
 402 AS_ECHO("$version_description")
 403
 404 # Report on the configuration options
 405 AS_ECHO()
 406 AS_ECHO("LTTng-UST will be built with the following options:")
 407
 408 AS_ECHO()
 409
 410 AS_ECHO_N("Java agent (JUL support): ")
 411 AS_IF([test "x$java_agent_jul" = "xyes"], [AS_ECHO("Enabled")], [AS_ECHO("Disabled")])
 412
 413 AS_ECHO_N("Java agent (Log4j support): ")
 414 AS_IF([test "x$java_agent_log4j" = "xyes"], [AS_ECHO("Enabled")], [AS_ECHO("Disabled")])
 415
 416 AS_ECHO_N("JNI interface (JNI): ")
 417 AS_IF([test "x$jni_interface" = "xyes"], [AS_ECHO("Enabled")], [AS_ECHO("Disabled")])
 418
 419 AS_ECHO_N("Python agent: ")
 420 AS_IF([test "x$python_agent" = "xyes"], [AS_ECHO("Enabled")], [AS_ECHO("Disabled")])
 421
 422 AS_ECHO_N("sdt.h integration:  ")
 423 AS_IF([test "x$with_sdt" = "xyes"], [AS_ECHO("Enabled")], [AS_ECHO("Disabled")])
 424
 425 AS_ECHO()
 426 AS_ECHO("Type 'make' to compile.")
 427