configure.ac

   1 #                                               -*- Autoconf -*-
   2 # Process this file with autoconf to produce a configure script.
   3
   4 AC_INIT([lttng-ust],[2.4.0-rc1],[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 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
  23 AC_CONFIG_SRCDIR([include/lttng/tracepoint.h])
  24
  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])
  29
  30 # Compute minor/major/patchlevel version numbers
  31 AC_PROG_SED
  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], $patchlevel_version, [UST patchlevel version number])
  41
  42 version_name="Époque Opaque"
  43 version_description="The Époque Opaque is a black IPA from Trou du Diable brewery. The nose is eerily reminiscent of the coffee crisp candy from of our childhood. These strong mocha accents are present on the palate, which are quickly subdued by Japanese and Australian hops leading to a final state of satisfaction enjoyable for any fan of bitter beer."
  44
  45 AC_DEFINE_UNQUOTED([VERSION_NAME], ["$version_name"], [UST version name])
  46 AC_DEFINE_UNQUOTED([VERSION_DESCRIPTION], ["$version_description"], [UST version description])
  47
  48 AC_PROG_GREP
  49 # libtool link_all_deplibs fixup. See http://bugs.lttng.org/issues/321.
  50 AC_ARG_ENABLE(libtool-linkdep-fixup,
  51         AS_HELP_STRING([--disable-libtool-linkdep-fixup],
  52                         [disable the libtool fixup for linking all dependent libraries (link_all_deplibs)]),
  53         libtool_fixup=$enableval,
  54         libtool_fixup=yes)
  55
  56 AS_IF([test "x$libtool_fixup" = "xyes"],
  57             [
  58             libtool_m4="$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 $libtool_flag_pattern_count -ne 0],
  63             [
  64                   AC_MSG_RESULT([$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" $libtool_m4
  67                   ],
  68                   [
  69                   AC_MSG_RESULT([none])
  70                   ])
  71             ])
  72
  73 AM_CONDITIONAL([NO_SHARED], [test "x$enable_shared" = "xno"])
  74
  75 # Checks for programs.
  76 AC_PROG_CC
  77 AC_PROG_CXX
  78 AC_PROG_MAKE_SET
  79 LT_INIT
  80
  81 # rw_PROG_CXX_WORKS
  82 # Check whether the C++ compiler works.
  83 AC_CACHE_CHECK([whether the C++ compiler works],
  84                 [rw_cv_prog_cxx_works],
  85                 [AC_LANG_PUSH([C++])
  86                 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])],
  87                                 [check_cxx_designated_initializers=yes],
  88                                 [rw_cv_prog_cxx_works=no])
  89                 if test "$check_cxx_designated_initializers" = "yes"; then
  90                         AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
  91                                 struct foo { int a; int b; };
  92                                 void fct(void)
  93                                 {
  94                                         struct foo f = { .a = 0, .b = 1 };
  95                                 }
  96                         ]])],[
  97                                 rw_cv_prog_cxx_works=yes
  98                         ],[
  99                                 rw_cv_prog_cxx_works=no
 100                         ])
 101                 fi
 102                 AC_LANG_POP([C++])])
 103
 104 AM_CONDITIONAL([CXX_WORKS], [test "x$rw_cv_prog_cxx_works" = "xyes"])
 105
 106 ## Checks for libraries.
 107 AC_CHECK_LIB([dl], [dlopen],
 108 [
 109         have_libdl=yes
 110 ],
 111 [
 112         #libdl not found, check for dlopen in libc.
 113         AC_CHECK_LIB([c], [dlopen],
 114         [
 115                 have_libc_dl=yes
 116         ],
 117         [
 118                 AC_MSG_ERROR([Cannot find dlopen in libdl nor libc. Use [LDFLAGS]=-Ldir to specify their location.])
 119         ])
 120 ])
 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"])
 123
 124 AC_CHECK_LIB([pthread], [pthread_create])
 125
 126 # Checks for header files.
 127 #AC_CHECK_HEADERS([fcntl.h stdint.h stdlib.h string.h sys/socket.h sys/time.h unistd.h])
 128
 129 # Checks for typedefs, structures, and compiler characteristics.
 130 AC_C_INLINE
 131 #AC_TYPE_INT16_T
 132 #AC_TYPE_INT32_T
 133 #AC_TYPE_INT64_T
 134 #AC_TYPE_INT8_T
 135 #AC_TYPE_PID_T
 136 #AC_TYPE_SIZE_T
 137 #AC_TYPE_SSIZE_T
 138 #AC_TYPE_UINT16_T
 139 #AC_TYPE_UINT32_T
 140 #AC_TYPE_UINT64_T
 141 #AC_TYPE_UINT8_T
 142 #AC_CHECK_TYPES([ptrdiff_t])
 143
 144 # Checks for library functions.
 145 AC_FUNC_MALLOC
 146 AC_CHECK_FUNCS([gettimeofday munmap socket strerror strtol sched_getcpu sysconf])
 147
 148 CFLAGS="-Wall $CFLAGS"
 149
 150 # URCU
 151
 152 # urcu - check if we just find the headers it out of the box.
 153 AC_CHECK_HEADERS([urcu-bp.h], [], [AC_MSG_ERROR([Cannot find [URCU] headers (urcu-bp.h). Use [CPPFLAGS]=-Idir to specify their location.
 154 This error can also occur when the liburcu package's configure script has not been run.])])
 155
 156 # urcu-cds - check that URCU Concurrent Data Structure lib is available to compilation
 157 # Part of Userspace RCU library 0.7.2 or better.
 158 AC_CHECK_LIB([urcu-cds], [_cds_lfht_new], [], [AC_MSG_ERROR([Cannot find
 159 liburcu-cds lib, part of Userspace RCU 0.7 or better. Use [LDFLAGS]=-Ldir to specify its location.])])
 160
 161 AC_MSG_CHECKING([caa_likely()])
 162 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 163 #include <urcu/compiler.h>
 164 void fct(void)
 165 {
 166         if (caa_likely(1)) {
 167         }
 168 }
 169 ]])],[
 170         AC_MSG_RESULT([yes])
 171 ],[
 172         AC_MSG_RESULT([no])
 173         AC_MSG_ERROR([Please upgrade your version of liburcu to 0.6.6 or better])
 174
 175 ])
 176
 177 # urcu - check that URCU lib is available to compilation
 178 AC_CHECK_LIB([urcu-bp], [synchronize_rcu_bp], [], [AC_MSG_ERROR([Cannot find liburcu-bp lib. Use [LDFLAGS]=-Ldir to specify its location.])])
 179
 180 # urcu - check that URCU lib is at least version 0.6
 181 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.])])
 182
 183 AC_MSG_CHECKING([host system alignment requirements])
 184 case $host_cpu in
 185 changequote(,)dnl
 186         i[3456]86)
 187 changequote([,])dnl
 188           ;;
 189         x86_64) ;;
 190         amd64) ;;
 191         powerpc) ;;
 192         ppc64) ;;
 193         powerpc64) ;;
 194         s390) NO_UNALIGNED_ACCESS=1 ;;
 195         s390x) NO_UNALIGNED_ACCESS=1 ;;
 196         arm*) NO_UNALIGNED_ACCESS=1 ;;
 197         mips*) NO_UNALIGNED_ACCESS=1 ;;
 198         tile*) NO_UNALIGNED_ACCESS=1 ;;
 199         *) AC_MSG_ERROR([unable to detect alignment requirements (unsupported architecture ($host_cpu)?)]) ;;
 200 esac
 201
 202 if test x$NO_UNALIGNED_ACCESS = x ; then
 203 AC_DEFINE([LTTNG_UST_HAVE_EFFICIENT_UNALIGNED_ACCESS], [1])
 204 fi
 205
 206 # Set compile flags to java include files if given
 207 AC_ARG_WITH([java-jdk],
 208         [AS_HELP_STRING([--with-java-jdk=DIR],[use the Java JDK in DIR. Ex : $JAVA_HOME.])],
 209         [JAVA_JDK=$withval],
 210         [JAVA_JDK=""]
 211 )
 212 AM_CONDITIONAL([HAVE_JAVA_JDK], [test $JAVA_JDK], [Java JDK path])
 213 AC_SUBST([JAVA_JDK])
 214
 215 AS_IF([test $JAVA_JDK],[
 216         AS_IF([test -d $JAVA_JDK],[
 217                 AC_MSG_RESULT([using Java includes in $JAVA_SDK])
 218                 SUBDIRS=`find $JAVA_JDK/include -type d`
 219                 CPPFLAGS+=" "
 220                 CPPFLAGS+=`for x in $SUBDIRS; do echo -n "-I$x "; done`
 221                 CPPFLAGS+=" "
 222         ],[
 223                 AC_MSG_ERROR(Unable to find Java include files in $JAVA_JDK)
 224         ])
 225 ])
 226
 227 # Check for JNI header files if requested
 228 AC_ARG_WITH([jni-interface],
 229         [AS_HELP_STRING([--with-jni-interface],[build JNI interface between C and Java. Needs Java include files [default=no]])],
 230         [jni_interface=$withval],
 231         [jni_interface=no]
 232 )
 233
 234 AS_IF([test "x$jni_interface" = "xyes"],[
 235         AC_CHECK_HEADERS([jni.h],[],[
 236         AC_MSG_ERROR([missing jni.h
 237 Make sure Sun Java, OpenJDK or GCJ is installed and that this header file exists in the system path.
 238 Use the --with-java-jdk=DIR flag to point to your Java include files, or disable the JNI interface.])
 239         ])
 240 ])
 241 AM_CONDITIONAL([BUILD_JNI_INTERFACE], [test "x$jni_interface" = "xyes"])
 242
 243 # sdt.h integration
 244 AC_ARG_WITH([sdt],
 245         [AS_HELP_STRING([--with-sdt],[provide SystemTap integration via sdt.h [default=no]])],
 246         [with_sdt=$withval],
 247         [with_sdt="no"]
 248 )
 249
 250 AS_IF([test "x$with_sdt" = "xyes"],[
 251         AC_MSG_CHECKING([STAP_PROBEV()])
 252         AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
 253         #define SDT_USE_VARIADIC
 254         #include <sys/sdt.h>
 255         void fct(void)
 256         {
 257                 STAP_PROBEV(provider,name,1,2,3,4,5,6,7,8,9,10);
 258         }
 259         ]])],[
 260                 AC_MSG_RESULT([yes])
 261                 AC_DEFINE([LTTNG_UST_HAVE_SDT_INTEGRATION], [1])
 262         ],[
 263                 AC_MSG_RESULT([no])
 264                 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])
 265         ])
 266 ])
 267
 268 AC_ARG_WITH([lttng-system-rundir],
 269         AS_HELP_STRING([--with-lttng-system-rundir],
 270         [Location of the system directory where LTTng-UST expects the system-wide lttng-sessiond runtime files. The default is "/var/run/lttng".]),
 271         [lttng_system_rundir="$withval"],
 272         [lttng_system_rundir="/var/run/lttng"])
 273 AC_DEFINE_UNQUOTED([LTTNG_SYSTEM_RUNDIR], ["$lttng_system_rundir"],
 274         [LTTng system runtime directory])
 275
 276 lttnglibjavadir="${libdir}/lttng/java"
 277 AC_SUBST(lttnglibjavadir)
 278
 279 AC_CONFIG_FILES([
 280         Makefile
 281         doc/Makefile
 282         doc/examples/Makefile
 283         include/Makefile
 284         include/lttng/ust-version.h
 285         snprintf/Makefile
 286         libringbuffer/Makefile
 287         liblttng-ust-comm/Makefile
 288         liblttng-ust/Makefile
 289         liblttng-ust-ctl/Makefile
 290         liblttng-ust-fork/Makefile
 291         liblttng-ust-dl/Makefile
 292         liblttng-ust-java/Makefile
 293         liblttng-ust-jul/Makefile
 294         liblttng-ust-libc-wrapper/Makefile
 295         liblttng-ust-cyg-profile/Makefile
 296         tools/Makefile
 297         tests/Makefile
 298         tests/hello/Makefile
 299         tests/hello.cxx/Makefile
 300         tests/same_line_tracepoint/Makefile
 301         tests/snprintf/Makefile
 302         tests/benchmark/Makefile
 303         tests/utils/Makefile
 304         tests/java-jul/Makefile
 305         lttng-ust.pc
 306 ])
 307
 308 AC_OUTPUT
 309
 310 AS_ECHO()
 311 AS_ECHO("Version name: $version_name")
 312 AS_ECHO("$version_description")
 313
 314 # Report on the configuration options
 315 AS_ECHO()
 316 AS_ECHO("LTTng-UST will be built with the following options:")
 317
 318 AS_ECHO()
 319 AS_ECHO_N("Java support (JNI): ")
 320 AS_IF([test "x$jni_interface" = "xyes"], [AS_ECHO("Enabled")], [AS_ECHO("Disabled")])
 321
 322 AS_ECHO_N("sdt.h integration:  ")
 323 AS_IF([test "x$with_sdt" = "xyes"], [AS_ECHO("Enabled")], [AS_ECHO("Disabled")])
 324
 325 AS_ECHO()
 326 AS_ECHO("Type 'make' to compile.")
 327