configure.ac

   1 dnl Process this file with autoconf to produce a configure script.
   2 dnl
   3 dnl Copyright (c) 2017 EfficiOS, Inc.
   4 dnl
   5 dnl Permission is hereby granted, free of charge, to any person obtaining a copy
   6 dnl of this software and associated documentation files (the "Software"), to deal
   7 dnl in the Software without restriction, including without limitation the rights
   8 dnl to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   9 dnl copies of the Software, and to permit persons to whom the Software is
  10 dnl furnished to do so, subject to the following conditions:
  11 dnl
  12 dnl The above copyright notice and this permission notice shall be included in
  13 dnl all copies or substantial portions of the Software.
  14 dnl
  15 dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16 dnl IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17 dnl FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  18 dnl AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19 dnl LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  20 dnl OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  21 dnl SOFTWARE.
  22
  23 ##                     ##
  24 ## Autoconf base setup ##
  25 ##                     ##
  26
  27 AC_PREREQ([2.50])
  28
  29 m4_define([bt_version_major], [2])
  30 m4_define([bt_version_minor], [0])
  31 m4_define([bt_version_patch], [0])
  32 m4_define([bt_version_extra], [-pre4])
  33 m4_define([bt_version], bt_version_major[.]bt_version_minor[.]bt_version_patch[]bt_version_extra)
  34
  35 AC_INIT([babeltrace], bt_version, [jeremie dot galarneau at efficios dot com], [], [https://efficios.com/babeltrace/])
  36
  37 # Following the numbering scheme proposed by libtool for the library version
  38 # http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
  39 AC_SUBST([BABELTRACE_LIBRARY_VERSION], bt_version_major[:]bt_version_minor[:]bt_version_patch)
  40
  41 AC_CONFIG_HEADERS([include/config.h])
  42 AC_CONFIG_AUX_DIR([config])
  43 AC_CONFIG_MACRO_DIR([m4])
  44 AC_REQUIRE_AUX_FILE([tap-driver.sh])
  45
  46 AC_DEFINE([BT_VERSION_MAJOR], bt_version_major, [Babeltrace library major version])
  47 AC_DEFINE([BT_VERSION_MINOR], bt_version_minor, [Babeltrace library minor version])
  48 AC_DEFINE([BT_VERSION_PATCH], bt_version_patch, [Babeltrace library patch version])
  49 AC_DEFINE([BT_VERSION_EXTRA], ["]bt_version_extra["], [Babeltrace library extra version])
  50
  51 AC_CANONICAL_TARGET
  52 AC_CANONICAL_HOST
  53
  54
  55 ##                     ##
  56 ## Automake base setup ##
  57 ##                     ##
  58
  59 AM_INIT_AUTOMAKE([foreign dist-bzip2 no-dist-gzip tar-ustar nostdinc])
  60 AM_MAINTAINER_MODE([enable])
  61
  62 # Enable silent rules if available (Introduced in AM 1.11)
  63 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
  64
  65
  66 ##                      ##
  67 ## OS specific defaults ##
  68 ##                      ##
  69
  70 MINGW32=no
  71 DEFAULT_ENABLE_DEBUG_INFO=no
  72 LT_NO_UNDEFINED=""
  73 AS_CASE([$host_os],
  74   [solaris*|darwin*],
  75     [
  76         DEFAULT_ENABLE_DEBUG_INFO=no
  77     ],
  78   [cygwin*],
  79     [
  80         DEFAULT_ENABLE_DEBUG_INFO=no
  81         LT_NO_UNDEFINED="-no-undefined"
  82     ],
  83   [mingw*],
  84     [
  85         MINGW32=yes
  86         DEFAULT_ENABLE_DEBUG_INFO=no
  87         LT_NO_UNDEFINED="-no-undefined"
  88     ]
  89 )
  90
  91 AM_CONDITIONAL([BABELTRACE_BUILD_WITH_MINGW], [test "x$MINGW32" = "xyes"])
  92 AC_SUBST(LT_NO_UNDEFINED)
  93
  94
  95 ##                   ##
  96 ## C compiler checks ##
  97 ##                   ##
  98
  99 AC_USE_SYSTEM_EXTENSIONS
 100 AC_SYS_LARGEFILE
 101
 102 # Choose the c compiler
 103 AC_PROG_CC
 104
 105 # Make sure the c compiler supports C99
 106 AC_PROG_CC_C99([], [AC_MSG_ERROR([The compiler does not support C99])])
 107
 108 # Make sure the c compiler supports __attributes__
 109 AX_C___ATTRIBUTE__
 110 AS_IF([test "x$ax_cv___attribute__" != "xyes"],
 111   [AC_MSG_ERROR([The compiler does not support __attribute__ extensions])])
 112
 113 # Make sur we have pthread support
 114 AX_PTHREAD([], [AC_MSG_ERROR([Could not configure pthread support])])
 115
 116 # Checks for typedefs, structures, and compiler characteristics.
 117 AC_C_INLINE
 118 AC_C_TYPEOF
 119 AC_TYPE_PID_T
 120 AC_TYPE_SIZE_T
 121 AC_TYPE_INT16_T
 122 AC_TYPE_INT32_T
 123 AC_TYPE_INT64_T
 124 AC_TYPE_INT8_T
 125 AC_TYPE_OFF_T
 126 AC_TYPE_SSIZE_T
 127 AC_TYPE_UINT16_T
 128 AC_TYPE_UINT32_T
 129 AC_TYPE_UINT64_T
 130 AC_TYPE_UINT8_T
 131 AC_CHECK_TYPES([ptrdiff_t])
 132
 133
 134 ##               ##
 135 ## Header checks ##
 136 ##               ##
 137
 138 AC_HEADER_STDBOOL
 139 AC_CHECK_HEADERS([ \
 140         fcntl.h \
 141         float.h \
 142         ftw.h \
 143         libintl.h \
 144         limits.h \
 145         malloc.h \
 146         netdb.h \
 147         netinet/in.h \
 148         stddef.h \
 149         sys/socket.h \
 150         sys/time.h
 151 ])
 152
 153
 154 ##               ##
 155 ## Linker checks ##
 156 ##               ##
 157
 158 # Check if the linker supports no-as-needed
 159 AX_APPEND_LINK_FLAGS([-Wl,--no-as-needed], [LD_NO_AS_NEEDED])
 160 AC_SUBST([LD_NO_AS_NEEDED])
 161
 162 # Check if the linker supports whole-archive
 163 AX_CHECK_LINK_FLAG([-Wl,--whole-archive,--no-whole-archive],
 164   [
 165     AC_SUBST([LD_WHOLE_ARCHIVE], [-Wl,--whole-archive,])
 166     AC_SUBST([LD_NO_WHOLE_ARCHIVE], [,--no-whole-archive])
 167   ],[
 168     # Fallback to force_load for the macOS linker
 169     AX_CHECK_LINK_FLAG([-Wl,-force_load],
 170       [
 171         AC_SUBST([LD_WHOLE_ARCHIVE], [-Wl,-force_load,])
 172         AC_SUBST([LD_NO_WHOLE_ARCHIVE], [])
 173       ],[
 174         AC_MSG_WARN([Can't find a linker option to force the inclusion of the static plugin archive objects.])
 175       ]
 176     )
 177   ]
 178 )
 179
 180 # Initialize and configure libtool
 181 LT_INIT([win32-dll])
 182
 183
 184 ##                 ##
 185 ## Programs checks ##
 186 ##                 ##
 187
 188 AC_PROG_MAKE_SET
 189 AC_PROG_MKDIR_P
 190 AC_PROG_LN_S
 191
 192 # set $IN_GIT_REPO if we're in the Git repository; the `bootstrap` file
 193 # is not distributed in tarballs
 194 AS_IF([test -f "$srcdir/bootstrap"], [in_git_repo=yes], [in_git_repo=no])
 195 AM_CONDITIONAL([IN_GIT_REPO], [test "x$in_git_repo" = "xyes"])
 196
 197 # check for bison
 198 AC_PROG_YACC
 199 AX_PROG_BISON_VERSION([2.4], [have_bison=yes])
 200
 201 AS_IF([test "x$have_bison" != "xyes"], [
 202   AS_IF([test "x$in_git_repo" = "xyes"], [
 203     AC_MSG_FAILURE([dnl
 204 Bison >= 2.4 is required when building from the Git repository. You can
 205 set the YACC variable to override automatic detection.
 206     ])
 207   ], [
 208     AC_MSG_WARN([dnl
 209 Missing Bison >= 2.4. Note that the parser files are already built in
 210 this distribution tarball, so Bison is only needed if you intend to
 211 modify their sources. You can set the YACC variable to override automatic
 212 detection.
 213     ])
 214   ])
 215 ])
 216 AM_CONDITIONAL([HAVE_BISON], [test "x$have_bison" = "xyes"])
 217
 218 # check for flex
 219 AC_PROG_LEX
 220 AX_PROG_FLEX_VERSION([2.5.35], [have_flex=yes])
 221
 222 AS_IF([test "x$have_flex" != "xyes"], [
 223   AS_IF([test "x$in_git_repo" = "xyes"], [
 224     AC_MSG_FAILURE([dnl
 225 Flex >= 2.5.35 is required when building from the Git repository. You can
 226 set the LEX variable to override automatic detection.
 227     ])
 228   ], [
 229     AC_MSG_WARN([dnl
 230 Missing Flex >= 2.5.35. Note that the lexer files are already built in
 231 this distribution tarball, so Flex is only needed if you intend to
 232 modify their sources. You can set the LEX variable to override automatic
 233 detection.
 234     ])
 235   ])
 236 ])
 237 AM_CONDITIONAL([HAVE_FLEX], [test "x$have_flex" = "xyes"])
 238
 239
 240 ##                ##
 241 ## Library checks ##
 242 ##                ##
 243
 244 # Check what libraries are required on this platform to link sockets programs.
 245 AX_LIB_SOCKET_NSL
 246
 247 # Check for glib >= 2.22 with gmodule support
 248 AM_PATH_GLIB_2_0([2.22.0], [],
 249   AC_MSG_ERROR([glib >= 2.22 is required - download it from ftp://ftp.gtk.org/pub/gtk]),
 250   [gmodule-no-export]
 251 )
 252
 253 # Checks for library functions.
 254 AC_FUNC_ALLOCA
 255 AC_FUNC_FORK
 256 AC_FUNC_MKTIME
 257 AC_FUNC_MMAP
 258 AC_FUNC_STRERROR_R
 259 AC_FUNC_STRNLEN
 260 AC_CHECK_FUNCS([ \
 261         atexit \
 262         dup2 \
 263         ftruncate \
 264         gethostbyname \
 265         gettimeofday \
 266         localtime_r \
 267         memchr \
 268         memset \
 269         mkdir \
 270         mkdtemp \
 271         munmap \
 272         rmdir \
 273         setenv \
 274         socket \
 275         strchr \
 276         strdup \
 277         strerror \
 278         strndup \
 279         strnlen \
 280         strrchr \
 281         strstr \
 282         strtoul \
 283         strtoull \
 284         tzset \
 285 ])
 286
 287 # AC_FUNC_MALLOC causes problems when cross-compiling.
 288 #AC_FUNC_MALLOC
 289 #AC_FUNC_REALLOC
 290
 291 # First, check for uuid in system libs
 292 AH_TEMPLATE([BABELTRACE_HAVE_LIBUUID], [Define if you have libuuid support])
 293 AC_CHECK_FUNCS([uuid_generate],
 294   [
 295     AC_DEFINE([BABELTRACE_HAVE_LIBUUID], [1])
 296     UUID_LIBS=""
 297   ],
 298   [
 299     # Then, check if the pkg-config module is available, otherwise explicitly check
 300     # for libuuid, or uuid support in the C-library.
 301     PKG_CHECK_MODULES([UUID], [uuid],
 302       [
 303         AC_DEFINE([BABELTRACE_HAVE_LIBUUID], [1])
 304         dnl PKG_CHECK_MODULES defines UUID_LIBS
 305       ],
 306       [
 307         AC_MSG_WARN([pkg-config was unable to find a valid .pc for libuuid. Set PKG_CONFIG_PATH to specify the pkgconfig configuration file location])
 308         AC_MSG_WARN([Finding libuuid without pkg-config.])
 309         AC_CHECK_LIB([uuid], [uuid_generate],
 310           [
 311             AC_DEFINE([BABELTRACE_HAVE_LIBUUID], [1])
 312             UUID_LIBS="-luuid"
 313           ],
 314           [
 315             # libuuid not found, check for uuid_create in libc.
 316             AC_CHECK_LIB([c], [uuid_create],
 317               [
 318                 AC_DEFINE([BABELTRACE_HAVE_LIBUUID], [1])
 319                 UUID_LIBS="-lc"
 320               ],
 321               [
 322                 # for MinGW32 we have our own internal implementation of uuid using Windows functions.
 323                 AS_IF([test "x$MINGW32" = xno],
 324                   [AC_MSG_FAILURE([Cannot find libuuid uuid_generate nor libc uuid_create. Either set PKG_CONFIG_PATH to the configuration file location or use LDFLAGS=-Ldir to specify the library location])]
 325                 )
 326               ]
 327             )
 328           ]
 329         )
 330       ]
 331     )
 332   ]
 333 )
 334 AC_SUBST(UUID_LIBS)
 335
 336 # Check for fmemopen
 337 AC_CHECK_LIB([c], [fmemopen],
 338   [AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_FMEMOPEN], 1, [Has fmemopen support.])]
 339 )
 340
 341 # Check for open_memstream
 342 AC_CHECK_LIB([c], [open_memstream],
 343   [AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_OPEN_MEMSTREAM], 1, [Has open_memstream support.])]
 344 )
 345
 346 # Check for posix_fallocate
 347 AC_CHECK_LIB([c], [posix_fallocate],
 348   [AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_POSIX_FALLOCATE], 1, [Has posix_fallocate support.])]
 349 )
 350
 351 # Check libpopt
 352 PKG_CHECK_MODULES([POPT], [popt],
 353   [
 354     dnl PKG_CHECK_MODULES defines POPT_LIBS
 355   ],
 356   [
 357     AC_MSG_WARN([pkg-config was unable to find a valid .pc for libpopt. Set PKG_CONFIG_PATH to specify the pkgconfig configuration file location])
 358     AC_MSG_WARN([Finding libpopt without pkg-config.])
 359     AC_CHECK_LIB([popt],
 360       [poptGetContext],
 361       [POPT_LIBS="-lpopt"],
 362       [
 363         AC_MSG_FAILURE([Cannot find libpopt. Either set PKG_CONFIG_PATH to the configuration file location or use LDFLAGS=-Ldir to specify the library location])
 364       ]
 365     )
 366   ]
 367 )
 368 AC_SUBST(POPT_LIBS)
 369
 370
 371 ##                 ##
 372 ## User variables  ##
 373 ##                 ##
 374
 375 AC_ARG_VAR([PYTHON_INCLUDE], [Include flags for Python, bypassing python-config])
 376 AC_ARG_VAR([PYTHON_LIBS], [Library flags for Python, bypassing python-config])
 377 AC_ARG_VAR([PYTHON_CONFIG], [Path to python-config])
 378
 379 # PLUGINSDIR: Plugins directory
 380 AC_ARG_VAR([PLUGINSDIR], [built-in plugins install directory [LIBDIR/babeltrace/plugins]])
 381 AS_IF([test "x$PLUGINSDIR" = x], [PLUGINSDIR='$(libdir)/babeltrace/plugins'])
 382
 383 # BABELTRACE_MINIMAL_LOG_LEVEL:
 384 AC_ARG_VAR([BABELTRACE_MINIMAL_LOG_LEVEL], [Minimal log level for Babeltrace program, library, and plugins (VERBOSE, DEBUG, INFO, WARN, ERROR (default), FATAL, or NONE)])
 385 AS_IF([test "x$BABELTRACE_MINIMAL_LOG_LEVEL" = x], [BABELTRACE_MINIMAL_LOG_LEVEL="VERBOSE"])
 386 AS_IF([test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "VERBOSE" && \
 387        test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "DEBUG" && \
 388        test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "INFO" && \
 389        test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "WARN" && \
 390        test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "ERROR" && \
 391        test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "FATAL" && \
 392        test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "NONE"],
 393   [AC_MSG_ERROR([Invalid BABELTRACE_MINIMAL_LOG_LEVEL value ($BABELTRACE_MINIMAL_LOG_LEVEL): use VERBOSE, DEBUG, INFO, WARN, ERROR, FATAL, or NONE.])]
 394 )
 395 AC_DEFINE_UNQUOTED([BT_LOG_LEVEL], [BT_LOG_$BABELTRACE_MINIMAL_LOG_LEVEL], [Minimal log level])
 396
 397 # BABELTRACE_DEV_MODE:
 398 AC_ARG_VAR([BABELTRACE_DEV_MODE], [Set to 1 to enable the Babeltrace developer mode (enables run-time checks for plugin developers)])
 399 AS_IF([test "x$BABELTRACE_DEV_MODE" = x1], [
 400         AS_IF([test "x$BABELTRACE_MINIMAL_LOG_LEVEL" = "xNONE"], [
 401                 AC_MSG_ERROR([Babeltrace developer mode (\$BABELTRACE_DEV_MODE) needs \$BABELTRACE_MINIMAL_LOG_LEVEL to be at least FATAL.])
 402         ])
 403         AC_DEFINE([BT_DEV_MODE], 1, [Babeltrace developer mode])
 404 ], [BABELTRACE_DEV_MODE=0])
 405
 406 # BABELTRACE_DEBUG_MODE:
 407 AC_ARG_VAR([BABELTRACE_DEBUG_MODE], [Set to 1 to enable the Babeltrace debug mode (enables internal assertions for Babeltrace maintainers)])
 408 AS_IF([test "x$BABELTRACE_DEBUG_MODE" = x1], [
 409         AC_DEFINE([BT_DEBUG_MODE], 1, [Babeltrace debug mode])
 410 ], [BABELTRACE_DEBUG_MODE=0])
 411
 412
 413 ##                              ##
 414 ## Optionnal features selection ##
 415 ##                              ##
 416
 417 # Python bindings
 418 # Disabled by default
 419 AC_ARG_ENABLE([python-bindings],
 420   [AC_HELP_STRING([--enable-python-bindings], [build the Python bindings])],
 421   [], dnl AC_ARG_ENABLE will fill enable_python_bindings with the user choice
 422   [enable_python_bindings=no]
 423 )
 424
 425 # Python bindings documentation
 426 # Disabled by default
 427 AC_ARG_ENABLE([python-bindings-doc],
 428   [AC_HELP_STRING([--enable-python-bindings-doc], [build the Python bindings documentation])],
 429   [], dnl AC_ARG_ENABLE will fill enable_python_bindings_doc with the user choice
 430   [enable_python_bindings_doc=no]
 431 )
 432
 433 # Python plugins
 434 # Disabled by default
 435 AC_ARG_ENABLE([python-plugins],
 436   [AC_HELP_STRING([--enable-python-plugins], [enable the Python plugins support for the library and converter])],
 437   [], dnl AC_ARG_ENABLE will fill enable_python_plugins with the user choice
 438   [enable_python_plugins=no]
 439 )
 440
 441 # Debug info
 442 # Enabled by default, except on some platforms
 443 AC_ARG_ENABLE([debug-info],
 444   [AC_HELP_STRING([--disable-debug-info], [disable the debug info support (default on macOS, Solaris and Windows)])],
 445   [], dnl AC_ARG_ENABLE will fill enable_debug_info with the user choice
 446   [enable_debug_info="$DEFAULT_ENABLE_DEBUG_INFO"]
 447 )
 448
 449 # API documentation
 450 # Disabled by default
 451 AC_ARG_ENABLE([api-doc],
 452   [AC_HELP_STRING([--enable-api-doc], [build the HTML API documentation])],
 453   [enable_api_doc=$enableval],
 454   [enable_api_doc=no]
 455 )
 456
 457 # Built-in plugins
 458 # Disabled by default
 459 AC_ARG_ENABLE([built-in-plugins],
 460   [AC_HELP_STRING([--enable-built-in-plugins], [Statically-link in-tree plug-ins into the babeltrace binary])],
 461   [], dnl AC_ARG_ENABLE will fill enable_built_in_plugins with the user choice
 462   [enable_built_in_plugins=no]
 463 )
 464
 465 # Built-in python plugin support
 466 # Disabled by default
 467 AC_ARG_ENABLE([built-in-python-plugin-support],
 468   [AC_HELP_STRING([--enable-built-in-python-plugin-support], [Statically-link Python plugin support into the babeltrace library])],
 469   [], dnl AC_ARG_ENABLE will fill enable_built_in_python_plugin_support with the user choice
 470   [enable_built_in_python_plugin_support=no]
 471 )
 472
 473 # Man pages
 474 # Enabled by default
 475 AC_ARG_ENABLE([man-pages],
 476   [AS_HELP_STRING([--disable-man-pages], [Do not build and install man pages (already built in a distributed tarball])],
 477   [], dnl AC_ARG_ENABLE will fill enable_built_in_plugins with the user choice
 478   [enable_man_pages=yes]
 479 )
 480
 481
 482 # Set automake variables for optionnal feature conditionnals in Makefile.am
 483 AM_CONDITIONAL([ENABLE_PYTHON_BINDINGS], [test "x$enable_python_bindings" = xyes])
 484 AM_CONDITIONAL([ENABLE_PYTHON_BINDINGS_DOC], [test "x$enable_python_bindings_doc" = xyes])
 485 AM_CONDITIONAL([ENABLE_PYTHON_PLUGINS], [test "x$enable_python_plugins" = xyes])
 486 AM_CONDITIONAL([ENABLE_DEBUG_INFO], [test "x$enable_debug_info" = xyes])
 487 AM_CONDITIONAL([ENABLE_API_DOC], [test "x$enable_api_doc" = xyes])
 488 AM_CONDITIONAL([ENABLE_BUILT_IN_PLUGINS], [test "x$enable_built_in_plugins" = xyes])
 489 AM_CONDITIONAL([ENABLE_BUILT_IN_PYTHON_PLUGIN_SUPPORT], [test "x$enable_built_in_python_plugin_support" = xyes])
 490 AM_CONDITIONAL([ENABLE_MAN_PAGES], [test "x$enable_man_pages" = xyes])
 491
 492
 493 # Set defines for optionnal features conditionnals in the source code
 494
 495 ## jgalar: still used?
 496 AS_IF([test "x$enable_python_plugins" = xyes],
 497   [AC_DEFINE([PYTHON_PLUGINS], [1], [Python plugin support.])]
 498 )
 499
 500 AS_IF([test "x$enable_debug_info" = xyes],
 501   [AC_DEFINE([ENABLE_DEBUG_INFO], [1], [Define to 1 if you enable the 'debug info' feature])]
 502 )
 503
 504 AS_IF([test "x$enable_built_in_plugins" = xyes],
 505   [AC_DEFINE([BT_BUILT_IN_PLUGINS], [1], [Define to 1 to register plug-in attributes in static executable sections])]
 506 )
 507
 508 AS_IF([test "x$enable_built_in_python_plugin_support" = xyes],
 509   [AC_DEFINE([BT_BUILT_IN_PYTHON_PLUGIN_SUPPORT], [1], [Define to 1 to register plug-in attributes in static executable sections])]
 510 )
 511
 512 AS_IF([test "x$enable_debug_info" = xyes],
 513   [ENABLE_DEBUG_INFO_VAL=1],
 514   [ENABLE_DEBUG_INFO_VAL=0]
 515 )
 516
 517 AC_SUBST([ENABLE_DEBUG_INFO_VAL])
 518
 519
 520 # Check for conflicting optional features user choices
 521
 522 AS_IF([test "x$enable_python_bindings" = xno],
 523   [
 524     AS_IF([test "x$enable_python_bindings_doc" = xyes], [AC_MSG_ERROR([--enable-python-bindings-doc was specified without --enable-python-bindings])])
 525   ]
 526 )
 527
 528 AS_IF([test "x$enable_built_in_plugins" = xyes],
 529   [
 530     # Built-in plug-ins are only available when the --disable-shared --enable-static options are used.
 531     AS_IF([test "x$enable_static" != xyes], [AC_MSG_ERROR(--enable-static must be used to bundle plug-ins in the babeltrace executable)])
 532     AS_IF([test "x$enable_shared" = xyes], [AC_MSG_ERROR(--disable-shared must be used to bundle plug-ins in the babeltrace executable)])
 533   ]
 534 )
 535
 536 AS_IF([test "x$enable_built_in_python_plugin_support" = xyes],
 537   [
 538     AS_IF([test "x$enable_python_plugins" = xno], [AC_MSG_ERROR([--enable-python-plugins must be used to bundle Python plugin support in the babeltrace executable])])
 539     # Built-in plug-ins are only available when the --disable-shared --enable-static options are used.
 540     AS_IF([test "x$enable_static" != xyes], [AC_MSG_ERROR(--enable-static must be used to bundle Python plugin support in the babeltrace executable)])
 541     AS_IF([test "x$enable_shared" = xyes], [AC_MSG_ERROR(--disable-shared must be used to bundle Python plugin support in the babeltrace executable)])
 542   ]
 543 )
 544
 545
 546 # Check for optionnal features dependencies
 547
 548 AS_IF([test "x$enable_python_bindings" = xyes],
 549   [AX_PKG_SWIG(2.0.0, [], [AC_MSG_ERROR([SWIG 2.0.0 or newer is required to build the python bindings])])]
 550 )
 551
 552 AS_IF([test "x$enable_python_bindings" = xyes || test "x$enable_python_plugins" = xyes],
 553   [
 554   AM_PATH_PYTHON([3.0], [], [AC_MSG_ERROR(Python 3 is not available or is not the default Python interpreter on your system. See the README file to learn how to override your distribution's default Python interpreter.)])
 555
 556   AM_PATH_PYTHON_MODULES([PYTHON])
 557   # pythondir is the path where extra modules are to be installed
 558   pythondir=$PYTHON_PREFIX/$PYTHON_MODULES_PATH
 559   # pyexecdir is the path that contains shared objects used by the extra modules
 560   pyexecdir=$PYTHON_EXEC_PREFIX/$PYTHON_MODULES_PATH
 561   AS_IF([test -z "$PYTHON_INCLUDE"], [
 562     AS_IF([test -z "$PYTHON_CONFIG"], [
 563       AC_PATH_PROGS([PYTHON_CONFIG],
 564                     [python$PYTHON_VERSION-config python-config],
 565                     [no],
 566                     [`dirname $PYTHON`])
 567       AS_IF([test "$PYTHON_CONFIG" = no], [AC_MSG_ERROR([cannot find python-config for $PYTHON. Is python-dev installed?])])
 568     ])
 569     AC_MSG_CHECKING([Python include flags])
 570     PYTHON_INCLUDE=`$PYTHON_CONFIG --includes`
 571     AC_MSG_RESULT([$PYTHON_INCLUDE])
 572   ])
 573   AS_IF([test -z "$PYTHON_LIBS"], [
 574     AS_IF([test -z "$PYTHON_CONFIG"], [
 575       AC_PATH_PROGS([PYTHON_CONFIG],
 576                     [python$PYTHON_VERSION-config python-config],
 577                     [no],
 578                     [`dirname $PYTHON`])
 579       AS_IF([test "$PYTHON_CONFIG" = no], [AC_MSG_ERROR([cannot find python-config for $PYTHON. Is python-dev installed?])])
 580     ])
 581     AC_MSG_CHECKING([Python library flags])
 582     PYTHON_LIBS=`$PYTHON_CONFIG --libs`
 583     AC_MSG_RESULT([$PYTHON_LIBS])
 584   ])
 585   ]
 586 )
 587
 588 AS_IF([test "x$enable_python_bindings_doc" = xyes],
 589   [
 590     AM_CHECK_PYTHON_SPHINX([PYTHON])
 591     AS_IF([test "x$PYTHON_SPHINX_EXISTS" = xno],
 592       [AC_MSG_ERROR([The Sphinx package for Python 3 is required to build the Python bindings documentation])]
 593     )
 594   ]
 595 )
 596
 597 AS_IF([test "x$enable_debug_info" = xyes],
 598   [
 599     # Check if libelf and libdw are present
 600     AC_CHECK_LIB([elf], [elf_version], [:], [AC_MSG_ERROR(Missing libelf (from elfutils >= 0.154) which is required by debug info. You can disable this feature using --disable-debug-info.)])
 601     AC_CHECK_LIB([dw], [dwarf_begin], [:], [AC_MSG_ERROR(Missing libdw (from elfutils >= 0.154) which is required by debug info. You can disable this feature using --disable-debug-info.)])
 602     BT_LIB_ELFUTILS([0], [154], [:], [AC_MSG_ERROR(elfutils >= 0.154 is required to use the debug info feature. You can disable this feature using --disable-debug-info.)])
 603     ELFUTILS_LIBS="-lelf -ldw"
 604   ]
 605 )
 606 AC_SUBST([ELFUTILS_LIBS])
 607
 608 AS_IF([test "x$enable_api_doc" = "xyes"],
 609   [
 610     DX_DOXYGEN_FEATURE(ON)
 611     DX_DOT_FEATURE(OFF)
 612     DX_HTML_FEATURE(ON)
 613     DX_CHM_FEATURE(OFF)
 614     DX_CHI_FEATURE(OFF)
 615     DX_MAN_FEATURE(OFF)
 616     DX_RTF_FEATURE(OFF)
 617     DX_XML_FEATURE(OFF)
 618     DX_PDF_FEATURE(OFF)
 619     DX_PS_FEATURE(OFF)
 620     DX_INIT_DOXYGEN([Babeltrace], [$(srcdir)/Doxyfile], [output])
 621     AS_IF([test -z "$DX_DOXYGEN"],
 622           [AC_MSG_ERROR([You need doxygen to enable the API documentation])]
 623     )
 624   ]
 625 )
 626
 627 have_asciidoc_xmlto=no
 628 warn_prebuilt_man_pages=no
 629
 630 AS_IF([test "x$enable_man_pages" = "xyes"], [
 631   AC_PATH_PROG([ASCIIDOC], [asciidoc], [no])
 632   AC_PATH_PROG([XMLTO], [xmlto], [no])
 633
 634   AS_IF([test "x$ASCIIDOC" = "xno" || test "x$XMLTO" = "xno"], [
 635     AS_IF([test "x$in_git_repo" = "xyes"], [
 636       # this is an error because we're in the Git repo, which
 637       # means the man pages are not already generated for us,
 638       # thus asciixmlto are required because we were asked
 639       # to build the man pages
 640       AC_MSG_ERROR([
 641 You need asciidoc and xmlto to build the Babeltrace man pages. Use
 642 --disable-man-pages to disable building the man pages, in which case
 643 they will not be installed.
 644       ])
 645     ], [
 646       # only warn here: since we're in the tarball, the man
 647       # pages should already be generated at this point, thus
 648       # asciidoc/xmlto are not strictly required
 649       warn_prebuilt_man_pages=yes
 650     ])
 651   ], [
 652     have_asciidoc_xmlto=yes
 653   ])
 654 ])
 655
 656 # export AsciiDoc and xmlto existence
 657 AM_CONDITIONAL([HAVE_ASCIIDOC_XMLTO], [test "x$have_asciidoc_xmlto" = "xyes"])
 658
 659 # a wonderful hack that seems necessary because $libdir is
 660 # literally `${exec_prefix}/lib`, and $exec_prefix is set to `NONE`
 661 # by autoconf when it's not specified by the user
 662 AS_IF([test "x$exec_prefix" = xNONE], [
 663   AS_IF([test "x$prefix" = xNONE], [
 664     PREFIX="$ac_default_prefix"
 665   ], [
 666     PREFIX="$prefix"
 667   ])
 668
 669   LIBDIR="$PREFIX/lib"
 670 ], [
 671   LIBDIR="$libdir"
 672 ])
 673
 674 AC_SUBST(LIBDIR)
 675
 676
 677 # Set global CFLAGS in AM_CFLAGS
 678 AM_CFLAGS="-Wall -Wformat $PTHREAD_CFLAGS $GLIB_CFLAGS"
 679 AC_SUBST(AM_CFLAGS)
 680
 681 # Set global CPPFLAGS in AM_CPPFLAGS
 682 AM_CPPFLAGS="-I\$(top_builddir)/include -I\$(top_srcdir)/include -include config.h"
 683 AC_SUBST(AM_CPPFLAGS)
 684
 685 # Add glib to global link libs
 686 LIBS="$LIBS $GLIB_LIBS"
 687
 688 # Check that the current size_t matches the size that glib thinks it should
 689 # be. This catches problems on multi-arch where people try to do a 32-bit
 690 # build while pointing at 64-bit glib headers. This is a common error because
 691 # glib.h is not platform specific but it includes glibconfig.h which is and
 692 # is usually installed in a non-standard path.
 693
 694 # Older versions of the pkg-config macros disallows PKG_* in the autoconf
 695 # output. Specifically allow pkg_config_libdir to be able to print the
 696 # error message.
 697 m4_pattern_allow([PKG_CONFIG_LIBDIR])
 698
 699 save_CFLAGS=${CFLAGS}
 700 CFLAGS="${CFLAGS} ${AM_CFLAGS}"
 701 AC_COMPILE_IFELSE([
 702   AC_LANG_PROGRAM([dnl
 703 #include <glib.h>
 704 #include <unistd.h>
 705   ], [dnl
 706 G_STATIC_ASSERT(sizeof(size_t) == GLIB_SIZEOF_SIZE_T);
 707   ])
 708 ],[:],[
 709   AC_MSG_ERROR([dnl
 710 sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T. You probably need to set
 711 PKG_CONFIG_LIBDIR to point to the right pkg-config files for your build
 712 target.
 713   ])
 714 ])
 715 CFLAGS=${save_CFLAGS}
 716
 717 # Abuse autoconf's AC_ARG_PROGRAM output variable 'program_transform_name'
 718 # to rename babeltrace.bin to babeltrace at install time.
 719 program_transform_name="s&babeltrace\.bin&babeltrace&;s&babeltrace-log\.bin&babeltrace-log&;$program_transform_name"
 720 AC_SUBST(program_transform_name)
 721
 722 AC_CONFIG_FILES([
 723         Makefile
 724         bindings/python/Makefile
 725         bindings/python/babeltrace/Makefile
 726         bindings/python/babeltrace/setup.py
 727         bindings/python/babeltrace/babeltrace/__init__.py
 728         bindings/python/bt2/Makefile
 729         bindings/python/bt2/setup.py
 730         bindings/python/bt2/bt2/__init__.py
 731         common/Makefile
 732         compat/Makefile
 733         cli/Makefile
 734         doc/Makefile
 735         doc/api/Makefile
 736         doc/api/Doxyfile
 737         doc/bindings/Makefile
 738         doc/bindings/python/Makefile
 739         doc/contributing-images/Makefile
 740   doc/man/Makefile
 741   doc/man/asciidoc-attrs.conf
 742         lib/Makefile
 743         lib/prio_heap/Makefile
 744         lib/plugin/Makefile
 745         lib/graph/Makefile
 746         lib/graph/notification/Makefile
 747         lib/trace-ir/Makefile
 748         lib/ctf-writer/Makefile
 749         include/Makefile
 750         logging/Makefile
 751         bindings/Makefile
 752         tests/Makefile
 753         tests/cli/Makefile
 754         tests/cli/intersection/Makefile
 755         tests/lib/Makefile
 756         tests/lib/test-plugin-plugins/Makefile
 757         tests/lib/trace-ir/Makefile
 758         tests/lib/ctf-writer/Makefile
 759         tests/utils/common.sh
 760         tests/utils/Makefile
 761         tests/utils/tap/Makefile
 762         tests/bindings/Makefile
 763         tests/bindings/python/Makefile
 764         tests/bindings/python/bt2/Makefile
 765         tests/bindings/python/babeltrace/Makefile
 766         tests/plugins/Makefile
 767         tests/python-plugin-provider/Makefile
 768         extras/Makefile
 769         extras/valgrind/Makefile
 770         plugins/Makefile
 771         plugins/ctf/Makefile
 772         plugins/ctf/common/Makefile
 773         plugins/ctf/common/bfcr/Makefile
 774         plugins/ctf/common/metadata/Makefile
 775         plugins/ctf/common/notif-iter/Makefile
 776         plugins/ctf/common/utils/Makefile
 777         plugins/ctf/fs-src/Makefile
 778         plugins/ctf/fs-sink/Makefile
 779         plugins/ctf/lttng-live/Makefile
 780         plugins/text/Makefile
 781         plugins/text/dmesg/Makefile
 782         plugins/text/pretty/Makefile
 783         plugins/utils/Makefile
 784         plugins/utils/dummy/Makefile
 785         plugins/utils/counter/Makefile
 786         plugins/utils/trimmer/Makefile
 787         plugins/utils/muxer/Makefile
 788         python-plugin-provider/Makefile
 789         plugins/libctfcopytrace/Makefile
 790         plugins/lttng-utils/Makefile
 791         babeltrace.pc
 792         babeltrace-ctf.pc
 793 ])
 794
 795 AC_CONFIG_FILES([tests/cli/intersection/test_intersection], [chmod +x tests/cli/intersection/test_intersection])
 796 AC_CONFIG_FILES([tests/cli/test_convert_args], [chmod +x tests/cli/test_convert_args])
 797 AC_CONFIG_FILES([tests/cli/test_packet_seq_num], [chmod +x tests/cli/test_packet_seq_num])
 798 AC_CONFIG_FILES([tests/cli/test_trace_copy], [chmod +x tests/cli/test_trace_copy])
 799 AC_CONFIG_FILES([tests/cli/test_trace_read], [chmod +x tests/cli/test_trace_read])
 800 AC_CONFIG_FILES([tests/cli/test_trimmer], [chmod +x tests/cli/test_trimmer])
 801 AC_CONFIG_FILES([tests/lib/test_ctf_writer_complete], [chmod +x tests/lib/test_ctf_writer_complete])
 802 AC_CONFIG_FILES([tests/lib/test_plugin_complete], [chmod +x tests/lib/test_plugin_complete])
 803 AC_CONFIG_FILES([tests/lib/trace-ir/test_trace_ir], [chmod +x tests/lib/trace-ir/test_trace_ir])
 804 AC_CONFIG_FILES([tests/lib/ctf-writer/test_ctf_writer], [chmod +x tests/lib/ctf-writer/test_ctf_writer])
 805 AC_CONFIG_FILES([tests/plugins/test-utils-muxer-complete], [chmod +x tests/plugins/test-utils-muxer-complete])
 806 AC_CONFIG_FILES([tests/plugins/test_lttng_utils_debug_info], [chmod +x tests/plugins/test_lttng_utils_debug_info])
 807 AC_CONFIG_FILES([tests/plugins/test_dwarf_complete], [chmod +x tests/plugins/test_dwarf_complete])
 808 AC_CONFIG_FILES([tests/plugins/test_bin_info_complete], [chmod +x tests/plugins/test_bin_info_complete])
 809
 810 AS_IF([test "x$enable_python_bindings" = xyes],
 811   [
 812         AC_CONFIG_FILES([tests/bindings/python/bt2/test_python_bt2], [chmod +x tests/bindings/python/bt2/test_python_bt2])
 813         AC_CONFIG_FILES([tests/bindings/python/babeltrace/test_python_babeltrace], [chmod +x tests/bindings/python/babeltrace/test_python_babeltrace])
 814   ]
 815 )
 816
 817 AS_IF([test "x$enable_python_plugins" = "xyes"],
 818   [AC_CONFIG_FILES([tests/python-plugin-provider/test_python_plugin_provider], [chmod +x tests/python-plugin-provider/test_python_plugin_provider])]
 819 )
 820
 821 AC_OUTPUT
 822
 823 #
 824 # Mini-report on what will be built.
 825 #
 826
 827 PPRINT_INIT
 828 PPRINT_SET_INDENT(1)
 829 PPRINT_SET_TS(38)
 830
 831 AS_ECHO
 832 AS_ECHO("${PPRINT_COLOR_BLDBLU}Babeltrace $PACKAGE_VERSION$PPRINT_COLOR_RST")
 833 AS_ECHO
 834
 835 PPRINT_SUBTITLE([System])
 836
 837 # Target architecture we're building for.
 838 target_arch=$host_cpu
 839 [
 840 for f in $CFLAGS; do
 841         if test $f = "-m32"; then
 842                 target_arch="32-bit"
 843         elif test $f = "-m64"; then
 844                 target_arch="64-bit"
 845         fi
 846 done
 847 ]
 848
 849 PPRINT_PROP_STRING([Target architecture], $target_arch)
 850
 851 AS_ECHO
 852 PPRINT_SUBTITLE([Python 3 language support])
 853 test "x$enable_python_bindings" = "xyes" && value=1 || value=0
 854 PPRINT_PROP_BOOL([Python bindings], $value)
 855 test "x$enable_python_plugins" = "xyes" && value=1 || value=0
 856 PPRINT_PROP_BOOL([Python plugin support], $value)
 857 AS_IF([test "x$enable_python_bindings" = "xyes" || test "x$enable_python_plugins" = "xyes"], [
 858   PPRINT_PROP_STRING([Python include paths], [$PYTHON_INCLUDE])
 859   PPRINT_PROP_STRING([Python libraries], [$PYTHON_LIBS])
 860 ])
 861
 862 AS_ECHO
 863 PPRINT_SUBTITLE([Plugins])
 864 PPRINT_PROP_BOOL(['ctf' plugin], 1)
 865 test "x$enable_debug_info" = "xyes" && value=1 || value=0
 866 PPRINT_PROP_BOOL(['lttng-utils' plugin], $value)
 867 PPRINT_PROP_BOOL(['text' plugin], 1)
 868 PPRINT_PROP_BOOL(['utils' plugin], 1)
 869
 870 AS_ECHO
 871 PPRINT_SUBTITLE([Built-in features])
 872 test "x$enable_built_in_plugins" = "xyes" && value=1 || value=0
 873 PPRINT_PROP_BOOL([Built-in plugins], $value)
 874 test "x$enable_built_in_python_plugin_support" = "xyes" && value=1 || value=0
 875 PPRINT_PROP_BOOL([Built-in Python plugin support], $value)
 876
 877 AS_ECHO
 878 PPRINT_SUBTITLE([Documentation])
 879
 880 # man pages build enabled/disabled
 881 m4_pushdef([build_man_pages_msg], [Build and install man pages])
 882
 883 AS_IF([test "x$enable_man_pages" != "xno"], [
 884   AS_IF([test "x$in_git_repo" = "xyes"], [
 885     PPRINT_PROP_BOOL([build_man_pages_msg], 1)
 886   ], [
 887     AS_IF([test "x$have_asciidoc_xmlto" = "xyes"], [
 888       PPRINT_PROP_BOOL([build_man_pages_msg], 1)
 889     ], [
 890       PPRINT_PROP_STRING([build_man_pages_msg],
 891         [${PPRINT_COLOR_BLDGRN}yes (already built)],
 892         $PPRINT_COLOR_SUBTITLE)
 893     ])
 894   ])
 895 ], [
 896   PPRINT_PROP_BOOL([build_man_pages_msg], 0)
 897 ])
 898
 899 m4_popdef([build_man_pages_msg])
 900
 901 test "x$enable_api_doc" = "xyes" && value=1 || value=0
 902 PPRINT_PROP_BOOL([HTML API documentation], $value)
 903 test "x$enable_python_bindings_doc" = "xyes" && value=1 || value=0
 904 PPRINT_PROP_BOOL([Python bindings documentation], $value)
 905
 906 AS_ECHO
 907 PPRINT_SUBTITLE([Logging])
 908 PPRINT_PROP_STRING([Minimal log level], $BABELTRACE_MINIMAL_LOG_LEVEL)
 909
 910 AS_ECHO
 911 PPRINT_SUBTITLE([Special build modes])
 912 PPRINT_PROP_BOOL([Debug mode], $BABELTRACE_DEBUG_MODE)
 913 PPRINT_PROP_BOOL([Developer mode], $BABELTRACE_DEV_MODE)
 914
 915 report_bindir="`eval eval echo $bindir`"
 916 report_libdir="`eval eval echo $libdir`"
 917 report_sysconfdif="`eval eval echo $sysconfdir`"
 918
 919 # Print the bindir and libdir this `make install' will install into.
 920 AS_ECHO
 921 PPRINT_SUBTITLE([Install directories])
 922 PPRINT_PROP_STRING([Binaries], [$report_bindir])
 923 PPRINT_PROP_STRING([Libraries], [$report_libdir])
 924 PPRINT_PROP_STRING([Plugins], [$report_libdir/babeltrace/plugins])
 925 PPRINT_PROP_STRING([Configuration], [$report_sysconfdif])