1 dnl Process this file with autoconf to produce a configure script.
3 dnl Copyright (c) 2017 EfficiOS, Inc.
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:
12 dnl The above copyright notice and this permission notice shall be included in
13 dnl all copies or substantial portions of the Software.
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
24 ## Autoconf base setup ##
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], [-rc4])
33 m4_define([bt_version], bt_version_major[.]bt_version_minor[.]bt_version_patch[]bt_version_extra)
35 AC_INIT([babeltrace], bt_version, [jeremie dot galarneau at efficios dot com], [], [https://efficios.com/babeltrace/])
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 m4_define([bt_lib_version_current], [0])
40 m4_define([bt_lib_version_revision], [0])
41 m4_define([bt_lib_version_age], [0])
42 m4_define([bt_lib_version], bt_lib_version_current[:]bt_lib_version_revision[:]bt_lib_version_age)
44 AC_SUBST([BABELTRACE_LIBRARY_VERSION], bt_lib_version)
46 AC_CONFIG_HEADERS([src/common/config.h])
47 AC_CONFIG_AUX_DIR([config])
48 AC_CONFIG_MACRO_DIR([m4])
50 AC_DEFINE([BT_VERSION_MAJOR], bt_version_major, [Babeltrace major version])
51 AC_DEFINE([BT_VERSION_MINOR], bt_version_minor, [Babeltrace minor version])
52 AC_DEFINE([BT_VERSION_PATCH], bt_version_patch, [Babeltrace patch version])
53 AC_DEFINE([BT_VERSION_EXTRA], ["]bt_version_extra["], [Babeltrace extra version])
60 ## Automake base setup ##
63 AM_INIT_AUTOMAKE([1.12 foreign dist-bzip2 no-dist-gzip tar-ustar nostdinc])
64 AM_MAINTAINER_MODE([enable])
66 # Enable silent rules if available (Introduced in AM 1.11)
67 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
71 ## OS specific defaults ##
75 DEFAULT_ENABLE_DEBUG_INFO=yes
80 DEFAULT_ENABLE_DEBUG_INFO=no
84 DEFAULT_ENABLE_DEBUG_INFO=no
85 LT_NO_UNDEFINED="-no-undefined"
90 DEFAULT_ENABLE_DEBUG_INFO=no
91 LT_NO_UNDEFINED="-no-undefined"
95 AM_CONDITIONAL([BABELTRACE_BUILD_WITH_MINGW], [test "x$MINGW32" = "xyes"])
96 AC_SUBST(LT_NO_UNDEFINED)
100 ## C compiler checks ##
103 AC_USE_SYSTEM_EXTENSIONS
106 # Choose the c compiler
109 # Make sure the c compiler supports C99
110 AC_PROG_CC_C99([], [AC_MSG_ERROR([The compiler does not support C99])])
112 # Make sure the c compiler supports __attributes__
114 AS_IF([test "x$ax_cv___attribute__" != "xyes"],
115 [AC_MSG_ERROR([The compiler does not support __attribute__ extensions])])
117 # Make sur we have pthread support
118 AX_PTHREAD([], [AC_MSG_ERROR([Could not configure pthread support])])
120 # Checks for typedefs, structures, and compiler characteristics.
135 AC_CHECK_TYPES([ptrdiff_t])
162 # Check if the linker supports no-as-needed
163 AX_APPEND_LINK_FLAGS([-Wl,--no-as-needed], [LD_NO_AS_NEEDED])
164 AC_SUBST([LD_NO_AS_NEEDED])
166 # Check if the linker supports whole-archive
167 AX_CHECK_LINK_FLAG([-Wl,--whole-archive,--no-whole-archive],
169 AC_SUBST([LD_WHOLE_ARCHIVE], [-Wl,--whole-archive,])
170 AC_SUBST([LD_NO_WHOLE_ARCHIVE], [,--no-whole-archive])
172 # Fallback to force_load for the macOS linker
173 AX_CHECK_LINK_FLAG([-Wl,-force_load],
175 AC_SUBST([LD_WHOLE_ARCHIVE], [-Wl,-force_load,])
176 AC_SUBST([LD_NO_WHOLE_ARCHIVE], [])
178 AC_MSG_WARN([Can't find a linker option to force the inclusion of the static plugin archive objects.])
184 # Initialize and configure libtool
189 ## Programs checks ##
196 # set $IN_GIT_REPO if we're in the Git repository; the `bootstrap` file
197 # is not distributed in tarballs
198 AS_IF([test -f "$srcdir/bootstrap"], [in_git_repo=yes], [in_git_repo=no])
199 AM_CONDITIONAL([IN_GIT_REPO], [test "x$in_git_repo" = "xyes"])
203 AX_PROG_BISON_VERSION([2.5], [have_bison=yes])
205 AS_IF([test "x$have_bison" != "xyes"], [
206 AS_IF([test "x$in_git_repo" = "xyes"], [
208 Bison >= 2.4 is required when building from the Git repository. You can
209 set the YACC variable to override automatic detection.
213 Missing Bison >= 2.4. Note that the parser files are already built in
214 this distribution tarball, so Bison is only needed if you intend to
215 modify their sources. You can set the YACC variable to override automatic
220 AM_CONDITIONAL([HAVE_BISON], [test "x$have_bison" = "xyes"])
224 AX_PROG_FLEX_VERSION([2.5.35], [have_flex=yes])
226 AS_IF([test "x$have_flex" != "xyes"], [
227 AS_IF([test "x$in_git_repo" = "xyes"], [
229 Flex >= 2.5.35 is required when building from the Git repository. You can
230 set the LEX variable to override automatic detection.
234 Missing Flex >= 2.5.35. Note that the lexer files are already built in
235 this distribution tarball, so Flex is only needed if you intend to
236 modify their sources. You can set the LEX variable to override automatic
241 AM_CONDITIONAL([HAVE_FLEX], [test "x$have_flex" = "xyes"])
248 # Check what libraries are required on this platform to link sockets programs.
251 # Check for glib >= 2.28 with gmodule support
252 AM_PATH_GLIB_2_0([2.28.0], [],
253 AC_MSG_ERROR([glib >= 2.28 is required - download it from ftp://ftp.gtk.org/pub/gtk]),
257 # Checks for library functions.
291 # AC_FUNC_MALLOC causes problems when cross-compiling.
296 AC_CHECK_LIB([c], [fmemopen],
297 [AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_FMEMOPEN], 1, [Has fmemopen support.])]
300 # Check for open_memstream
301 AC_CHECK_LIB([c], [open_memstream],
302 [AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_OPEN_MEMSTREAM], 1, [Has open_memstream support.])]
305 # Check for posix_fallocate
306 AC_CHECK_LIB([c], [posix_fallocate],
307 [AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_POSIX_FALLOCATE], 1, [Has posix_fallocate support.])]
314 AC_ARG_VAR([PYTHON_INCLUDE], [Include flags for Python, bypassing python-config])
315 AC_ARG_VAR([PYTHON_LDFLAGS], [Linker flags for Python, bypassing python-config])
316 AC_ARG_VAR([PYTHON_CONFIG], [Path to python-config])
318 # BABELTRACE_PLUGINS_DIR: Plugins directory
319 AC_ARG_VAR([BABELTRACE_PLUGINS_DIR], [built-in plugins install directory [LIBDIR/babeltrace2/plugins]])
320 AS_IF([test "x$BABELTRACE_PLUGINS_DIR" = x], [BABELTRACE_PLUGINS_DIR='${libdir}/babeltrace2/plugins'])
322 # BABELTRACE_PLUGIN_PROVIDERS_DIR: Plugin providers directory
323 AC_ARG_VAR([BABELTRACE_PLUGIN_PROVIDERS_DIR], [built-in plugin providers install directory [LIBDIR/babeltrace2/plugin-providers]])
324 AS_IF([test "x$BABELTRACE_PLUGIN_PROVIDERS_DIR" = x], [BABELTRACE_PLUGIN_PROVIDERS_DIR='${libdir}/babeltrace2/plugin-providers'])
326 # BABELTRACE_MINIMAL_LOG_LEVEL:
327 AC_ARG_VAR([BABELTRACE_MINIMAL_LOG_LEVEL], [Minimal log level for Babeltrace program, library, and plugins (TRACE, DEBUG (default), or INFO)])
328 AS_IF([test "x$BABELTRACE_MINIMAL_LOG_LEVEL" = x], [BABELTRACE_MINIMAL_LOG_LEVEL="DEBUG"])
329 AS_IF([test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "TRACE" && \
330 test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "DEBUG" && \
331 test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "INFO"],
332 [AC_MSG_ERROR([Invalid BABELTRACE_MINIMAL_LOG_LEVEL value ($BABELTRACE_MINIMAL_LOG_LEVEL): use TRACE, DEBUG, or INFO.])]
334 AC_DEFINE_UNQUOTED([BT_MINIMAL_LOG_LEVEL], [BT_LOG_$BABELTRACE_MINIMAL_LOG_LEVEL], [Minimal log level])
336 # BABELTRACE_DEV_MODE:
337 AC_ARG_VAR([BABELTRACE_DEV_MODE], [Set to 1 to enable the Babeltrace developer mode (enables run-time checks for plugin developers)])
338 AS_IF([test "x$BABELTRACE_DEV_MODE" = x1], [
339 AC_DEFINE([BT_DEV_MODE], 1, [Babeltrace developer mode])
340 ], [BABELTRACE_DEV_MODE=0])
342 # BABELTRACE_DEBUG_MODE:
343 AC_ARG_VAR([BABELTRACE_DEBUG_MODE], [Set to 1 to enable the Babeltrace debug mode (enables internal assertions for Babeltrace maintainers)])
344 AS_IF([test "x$BABELTRACE_DEBUG_MODE" = x1], [
345 AC_DEFINE([BT_DEBUG_MODE], 1, [Babeltrace debug mode])
346 ], [BABELTRACE_DEBUG_MODE=0])
350 ## Optionnal features selection ##
354 # Disabled by default
355 AC_ARG_ENABLE([python-bindings],
356 [AC_HELP_STRING([--enable-python-bindings], [build the Python bindings])],
357 [], dnl AC_ARG_ENABLE will fill enable_python_bindings with the user choice
358 [enable_python_bindings=no]
361 # Python bindings documentation
362 # Disabled by default
363 AC_ARG_ENABLE([python-bindings-doc],
364 [AC_HELP_STRING([--enable-python-bindings-doc], [build the Python bindings documentation])],
365 [], dnl AC_ARG_ENABLE will fill enable_python_bindings_doc with the user choice
366 [enable_python_bindings_doc=no]
370 # Disabled by default
371 AC_ARG_ENABLE([python-plugins],
372 [AC_HELP_STRING([--enable-python-plugins], [enable the Python plugins support for the library and converter])],
373 [], dnl AC_ARG_ENABLE will fill enable_python_plugins with the user choice
374 [enable_python_plugins=no]
378 # Enabled by default, except on some platforms
379 AC_ARG_ENABLE([debug-info],
380 [AC_HELP_STRING([--disable-debug-info], [disable the debug info support (default on macOS, Solaris and Windows)])],
381 [], dnl AC_ARG_ENABLE will fill enable_debug_info with the user choice
382 [enable_debug_info="$DEFAULT_ENABLE_DEBUG_INFO"]
386 # Disabled by default
387 AC_ARG_ENABLE([api-doc],
388 [AC_HELP_STRING([--enable-api-doc], [build the HTML API documentation])],
389 [enable_api_doc=$enableval],
394 # Disabled by default
395 AC_ARG_ENABLE([built-in-plugins],
396 [AC_HELP_STRING([--enable-built-in-plugins], [Statically-link in-tree plug-ins into the babeltrace2 executable])],
397 [], dnl AC_ARG_ENABLE will fill enable_built_in_plugins with the user choice
398 [enable_built_in_plugins=no]
401 # Built-in python plugin support
402 # Disabled by default
403 AC_ARG_ENABLE([built-in-python-plugin-support],
404 [AC_HELP_STRING([--enable-built-in-python-plugin-support], [Statically-link Python plugin support into the babeltrace library])],
405 [], dnl AC_ARG_ENABLE will fill enable_built_in_python_plugin_support with the user choice
406 [enable_built_in_python_plugin_support=no]
411 AC_ARG_ENABLE([man-pages],
412 [AS_HELP_STRING([--disable-man-pages], [Do not build and install man pages (already built in a distributed tarball])],
413 [], dnl AC_ARG_ENABLE will fill enable_built_in_plugins with the user choice
414 [enable_man_pages=yes]
418 # Set automake variables for optionnal feature conditionnals in Makefile.am
419 AM_CONDITIONAL([ENABLE_PYTHON_BINDINGS], [test "x$enable_python_bindings" = xyes])
420 AM_CONDITIONAL([ENABLE_PYTHON_BINDINGS_DOC], [test "x$enable_python_bindings_doc" = xyes])
421 AM_CONDITIONAL([ENABLE_PYTHON_PLUGINS], [test "x$enable_python_plugins" = xyes])
422 AM_CONDITIONAL([ENABLE_DEBUG_INFO], [test "x$enable_debug_info" = xyes])
423 AM_CONDITIONAL([ENABLE_API_DOC], [test "x$enable_api_doc" = xyes])
424 AM_CONDITIONAL([ENABLE_BUILT_IN_PLUGINS], [test "x$enable_built_in_plugins" = xyes])
425 AM_CONDITIONAL([ENABLE_BUILT_IN_PYTHON_PLUGIN_SUPPORT], [test "x$enable_built_in_python_plugin_support" = xyes])
426 AM_CONDITIONAL([ENABLE_MAN_PAGES], [test "x$enable_man_pages" = xyes])
427 AM_CONDITIONAL([ENABLE_PYTHON_COMMON_DEPS], [test "x$enable_python_bindings" = xyes || test "x$enable_python_plugins" = xyes])
429 # Set defines for optionnal features conditionnals in the source code
431 ## jgalar: still used?
432 AS_IF([test "x$enable_python_plugins" = xyes],
433 [AC_DEFINE([PYTHON_PLUGINS], [1], [Python plugin support.])]
436 AS_IF([test "x$enable_debug_info" = xyes],
437 [AC_DEFINE([ENABLE_DEBUG_INFO], [1], [Define to 1 if you enable the 'debug info' feature])]
440 AS_IF([test "x$enable_built_in_plugins" = xyes],
441 [AC_DEFINE([BT_BUILT_IN_PLUGINS], [1], [Define to 1 to register plug-in attributes in static executable sections])]
444 AS_IF([test "x$enable_built_in_python_plugin_support" = xyes],
445 [AC_DEFINE([BT_BUILT_IN_PYTHON_PLUGIN_SUPPORT], [1], [Define to 1 to register plug-in attributes in static executable sections])]
448 AS_IF([test "x$enable_debug_info" = xyes],
449 [ENABLE_DEBUG_INFO_VAL=1],
450 [ENABLE_DEBUG_INFO_VAL=0]
453 AC_SUBST([ENABLE_DEBUG_INFO_VAL])
456 # Check for conflicting optional features user choices
458 AS_IF([test "x$enable_python_bindings" = xno],
460 AS_IF([test "x$enable_python_bindings_doc" = xyes], [AC_MSG_ERROR([--enable-python-bindings-doc was specified without --enable-python-bindings])])
464 AS_IF([test "x$enable_built_in_plugins" = xyes],
466 # Built-in plug-ins are only available when the --disable-shared --enable-static options are used.
467 AS_IF([test "x$enable_static" != xyes], [AC_MSG_ERROR(--enable-static must be used to bundle plug-ins in the babeltrace2 executable)])
468 AS_IF([test "x$enable_shared" = xyes], [AC_MSG_ERROR(--disable-shared must be used to bundle plug-ins in the babeltrace2 executable)])
472 AS_IF([test "x$enable_built_in_python_plugin_support" = xyes],
474 AS_IF([test "x$enable_python_plugins" = xno], [AC_MSG_ERROR([--enable-python-plugins must be used to bundle Python plugin support in the babeltrace2 executable])])
475 # Built-in plug-ins are only available when the --disable-shared --enable-static options are used.
476 AS_IF([test "x$enable_static" != xyes], [AC_MSG_ERROR(--enable-static must be used to bundle Python plugin support in the babeltrace2 executable)])
477 AS_IF([test "x$enable_shared" = xyes], [AC_MSG_ERROR(--disable-shared must be used to bundle Python plugin support in the babeltrace2 executable)])
482 # Check for optionnal features dependencies
484 AS_IF([test "x$enable_python_bindings" = xyes],
485 [AX_PKG_SWIG(2.0.0, [], [AC_MSG_ERROR([SWIG 2.0.0 or newer is required to build the python bindings])])]
488 AM_PATH_PYTHON([3.0], [
489 AM_PATH_PYTHON_MODULES([PYTHON])
491 # pythondir is the path where extra modules are to be installed
492 pythondir=$PYTHON_PREFIX/$PYTHON_MODULES_PATH
494 # pyexecdir is the path that contains shared objects used by the extra modules
495 pyexecdir=$PYTHON_EXEC_PREFIX/$PYTHON_MODULES_PATH
497 AS_IF([test -z "$PYTHON_CONFIG"], [
498 AC_PATH_PROGS([PYTHON_CONFIG],
499 [python$PYTHON_VERSION-config python-config],
504 AS_IF([test -n "$PYTHON_CONFIG"], [
505 AS_IF([test -z "$PYTHON_INCLUDE"], [
506 AC_MSG_CHECKING([Python include flags])
507 PYTHON_INCLUDE=`$PYTHON_CONFIG --includes`
508 AC_MSG_RESULT([$PYTHON_INCLUDE])
511 AS_IF([test -z "$PYTHON_LDFLAGS"], [
512 AC_MSG_CHECKING([Python library flags])
513 PYTHON_LDFLAGS=`$PYTHON_CONFIG --ldflags`
514 AC_MSG_RESULT([$PYTHON_LDFLAGS])
519 AS_IF([test "$PYTHON" != :], [have_python=yes], [have_python=no])
520 AS_IF([test -n "$PYTHON_CONFIG"], [have_python_dev=yes], [have_python_dev=no])
522 AM_CONDITIONAL([HAVE_PYTHON], [test "x$have_python" = xyes])
523 AM_CONDITIONAL([HAVE_PYTHON_DEV], [test "x$have_python_dev" = xyes])
525 AS_IF([test "x$enable_python_bindings" = xyes || test "x$enable_python_plugins" = xyes], [
526 AS_IF([test "x$have_python_dev" = xno], [
527 AC_MSG_ERROR([Cannot find a suitable python-config. You can override the python-config path with the PYTHON_CONFIG environment variable.])
531 AS_IF([test "x$enable_python_bindings_doc" = xyes],
533 AM_CHECK_PYTHON_SPHINX([PYTHON])
534 AS_IF([test "x$PYTHON_SPHINX_EXISTS" = xno],
535 [AC_MSG_ERROR([The Sphinx package for Python 3 is required to build the Python bindings documentation])]
540 AS_IF([test "x$enable_debug_info" = xyes],
542 # Check if libelf and libdw are present
543 AC_CHECK_LIB([elf], [elf_version], [:], [AC_MSG_ERROR(Missing libelf (from elfutils >= 0.154) which is required by debug info. You can disable this feature using --disable-debug-info.)])
544 AC_CHECK_LIB([dw], [dwarf_begin], [:], [AC_MSG_ERROR(Missing libdw (from elfutils >= 0.154) which is required by debug info. You can disable this feature using --disable-debug-info.)])
545 BT_LIB_ELFUTILS([0], [154], [:], [AC_MSG_ERROR(elfutils >= 0.154 is required to use the debug info feature. You can disable this feature using --disable-debug-info.)])
546 ELFUTILS_LIBS="-lelf -ldw"
549 AC_SUBST([ELFUTILS_LIBS])
551 AS_IF([test "x$enable_api_doc" = "xyes"],
553 DX_DOXYGEN_FEATURE(ON)
563 DX_INIT_DOXYGEN([Babeltrace], [$(srcdir)/Doxyfile], [output])
564 AS_IF([test -z "$DX_DOXYGEN"],
565 [AC_MSG_ERROR([You need doxygen to enable the API documentation])]
570 have_asciidoc_xmlto=no
571 warn_prebuilt_man_pages=no
573 AC_PATH_PROG([ASCIIDOC], [asciidoc], [no])
574 AC_PATH_PROG([XMLTO], [xmlto], [no])
576 AS_IF([test "x$enable_man_pages" = "xyes"], [
577 AS_IF([test "x$ASCIIDOC" = "xno" || test "x$XMLTO" = "xno"], [
578 AS_IF([test "x$in_git_repo" = "xyes"], [
579 # this is an error because we're in the Git repo, which
580 # means the man pages are not already generated for us,
581 # thus asciixmlto are required because we were asked
582 # to build the man pages
584 You need asciidoc and xmlto to build the Babeltrace man pages. Use
585 --disable-man-pages to disable building the man pages, in which case
586 they will not be installed.
589 # only warn here: since we're in the tarball, the man
590 # pages should already be generated at this point, thus
591 # asciidoc/xmlto are not strictly required
592 warn_prebuilt_man_pages=yes
595 have_asciidoc_xmlto=yes
599 # export AsciiDoc and xmlto existence
600 AM_CONDITIONAL([HAVE_ASCIIDOC_XMLTO], [test "x$have_asciidoc_xmlto" = "xyes"])
602 # a wonderful hack that seems necessary because $libdir is
603 # literally `${exec_prefix}/lib`, and $exec_prefix is set to `NONE`
604 # by autoconf when it's not specified by the user
605 AS_IF([test "x$exec_prefix" = xNONE], [
606 AS_IF([test "x$prefix" = xNONE], [
607 PREFIX="$ac_default_prefix"
619 # CFLAGS from libraries (the glib ones are needed for the following sizeof
621 AM_CFLAGS="${PTHREAD_CFLAGS} ${GLIB_CFLAGS}"
623 # Check that the current size_t matches the size that glib thinks it should
624 # be. This catches problems on multi-arch where people try to do a 32-bit
625 # build while pointing at 64-bit glib headers. This is a common error because
626 # glib.h is not platform specific but it includes glibconfig.h which is and
627 # is usually installed in a non-standard path.
629 # Do this before enabling all the warning flags, as the
630 # AC_LANG_PROGRAM-generated program may generate some warning, which makes this
631 # test fail unnecessarily.
633 # Older versions of the pkg-config macros disallows PKG_* in the autoconf
634 # output. Specifically allow pkg_config_libdir to be able to print the
636 m4_pattern_allow([PKG_CONFIG_LIBDIR])
638 save_CFLAGS=${CFLAGS}
639 CFLAGS="${CFLAGS} ${AM_CFLAGS}"
645 G_STATIC_ASSERT(sizeof(size_t) == GLIB_SIZEOF_SIZE_T);
649 sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T. You probably need to set
650 PKG_CONFIG_LIBDIR to point to the right pkg-config files for your build
654 CFLAGS=${save_CFLAGS}
656 # Detect C and LD warning flags supported by the compiler.
658 [WARN_CFLAGS], dnl CFLAGS variable name
659 [WARN_LDFLAGS], dnl LDFLAGS variable name (unused for now)
661 [], dnl Extra base CFLAGS
662 [ dnl Extra "yes" CFLAGS
663 dnl Disable these flags, either because we don't want them
664 dnl or because we want them but are not ready to enable them
666 -Wno-sign-compare dnl
668 -Wno-declaration-after-statement dnl
670 -Wno-switch-default dnl
672 -Wno-pointer-arith dnl
673 -Wno-format-nonliteral dnl
674 -Wno-double-promotion dnl
677 dnl Some versions of SWIG (like 3.0.12) generate code that produces
678 dnl -Wcast-function-type warnings. This warning is present in gcc >= 8. This
679 dnl combo happens on RHEL/Centos 8, for example. Later versions of SWIG (like
680 dnl 4.0.1) have the correct function signatures to not produce this warning.
681 dnl It's simpler to just disable the warning globally.
683 dnl Note that the Debian/Ubuntu SWIG package 3.0.12-2 contains a local patch to
684 dnl fix this (python-fix-function-cast-warnings.patch), so you won't be able to
685 dnl reproduce the warning using that package.
687 dnl Ref: https://github.com/swig/swig/issues/1259
688 -Wno-cast-function-type dnl
691 # CFLAGS from AX_COMPILER_FLAGS.
692 AM_CFLAGS="${AM_CFLAGS} ${WARN_CFLAGS}"
694 # The test used in AX_COMPILER_FLAGS, generated using AC_LANG_PROGRAM, is
695 # written in such a way that it triggers a -Wold-style-definition warning. So
696 # if the user has -Werror in their CFLAGS, that warning flag will end up
697 # disabled, because the test program will not build.
699 # Enable it here unconditionally. It is supported by GCC >= 4.8 and by Clang
700 # (it is accepted for compatibility although it has no effect), and there is
701 # not reason to not want it.
703 AM_CFLAGS="${AM_CFLAGS} -Wold-style-definition"
705 # We want this one to always be an error.
706 AM_CFLAGS="${AM_CFLAGS} -Werror=implicit-function-declaration"
708 # Done for AM_CFLAGS.
711 # Set global CPPFLAGS in AM_CPPFLAGS
712 AM_CPPFLAGS="-I\$(top_srcdir)/include -I\$(top_builddir)/src -I\$(top_srcdir)/src -include common/config.h"
713 AC_SUBST(AM_CPPFLAGS)
715 # Add glib to global link libs
716 LIBS="$LIBS $GLIB_LIBS"
718 # Abuse autoconf's AC_ARG_PROGRAM output variable 'program_transform_name'
719 # to rename babeltrace2.bin to babeltrace2 at install time.
720 program_transform_name="s&babeltrace2\.bin&babeltrace2&;$program_transform_name"
721 AC_SUBST(program_transform_name)
726 doc/bindings/Makefile
727 doc/bindings/python/Makefile
728 doc/contributing-images/Makefile
730 doc/man/asciidoc-attrs.conf
735 src/autodisc/Makefile
736 src/babeltrace2-ctf-writer.pc
738 src/bindings/Makefile
739 src/bindings/python/bt2/bt2/version.py
740 src/bindings/python/bt2/Makefile
741 src/bindings/python/bt2/setup.py
742 src/bindings/python/Makefile
747 src/ctf-writer/Makefile
748 src/fd-cache/Makefile
749 src/lib/graph/Makefile
750 src/lib/graph/message/Makefile
752 src/lib/plugin/Makefile
753 src/lib/prio-heap/Makefile
754 src/lib/trace-ir/Makefile
757 src/plugins/common/Makefile
758 src/plugins/common/muxing/Makefile
759 src/plugins/common/param-validation/Makefile
760 src/plugins/ctf/common/bfcr/Makefile
761 src/plugins/ctf/common/Makefile
762 src/plugins/ctf/common/metadata/Makefile
763 src/plugins/ctf/common/msg-iter/Makefile
764 src/plugins/ctf/fs-sink/Makefile
765 src/plugins/ctf/fs-src/Makefile
766 src/plugins/ctf/lttng-live/Makefile
767 src/plugins/ctf/Makefile
768 src/plugins/lttng-utils/debug-info/Makefile
769 src/plugins/lttng-utils/Makefile
771 src/plugins/text/dmesg/Makefile
772 src/plugins/text/Makefile
773 src/plugins/text/pretty/Makefile
774 src/plugins/text/details/Makefile
775 src/plugins/utils/counter/Makefile
776 src/plugins/utils/dummy/Makefile
777 src/plugins/utils/Makefile
778 src/plugins/utils/muxer/Makefile
779 src/plugins/utils/trimmer/Makefile
780 src/py-common/Makefile
781 src/python-plugin-provider/Makefile
782 src/param-parse/Makefile
783 src/string-format/Makefile
784 tests/bitfield/Makefile
785 tests/ctf-writer/Makefile
786 tests/argpar/Makefile
788 tests/lib/test-plugin-plugins/Makefile
790 tests/param-validation/Makefile
791 tests/plugins/Makefile
792 tests/plugins/src.ctf.fs/Makefile
793 tests/plugins/src.ctf.fs/succeed/Makefile
794 tests/plugins/sink.ctf.fs/Makefile
795 tests/plugins/sink.ctf.fs/succeed/Makefile
796 tests/plugins/flt.lttng-utils.debug-info/Makefile
797 tests/plugins/flt.utils.muxer/Makefile
798 tests/plugins/flt.utils.muxer/succeed/Makefile
799 tests/plugins/flt.utils.trimmer/Makefile
801 tests/utils/tap/Makefile
807 # Mini-report on what will be built.
815 AS_ECHO("${PPRINT_COLOR_BLDBLU}Babeltrace $PACKAGE_VERSION$PPRINT_COLOR_RST")
818 PPRINT_SUBTITLE([System])
820 # Target architecture we're building for.
821 target_arch=$host_cpu
824 if test $f = "-m32"; then
826 elif test $f = "-m64"; then
832 PPRINT_PROP_STRING([Target architecture], $target_arch)
835 PPRINT_SUBTITLE([Python 3 language support])
836 test "x$have_python" = "xyes" && value=1 || value=0
837 PPRINT_PROP_BOOL([Have Python interpreter], $value)
838 test "x$have_python_dev" = "xyes" && value=1 || value=0
839 PPRINT_PROP_BOOL([Have Python development libraries], $value)
840 test "x$enable_python_bindings" = "xyes" && value=1 || value=0
841 PPRINT_PROP_BOOL([Python bindings], $value)
842 test "x$enable_python_plugins" = "xyes" && value=1 || value=0
843 PPRINT_PROP_BOOL([Python plugin support], $value)
844 AS_IF([test "x$have_python" = "xyes"], [
845 PPRINT_PROP_STRING([Python interpreter path], [$PYTHON])
847 AS_IF([test "x$have_python_dev" = "xyes"], [
848 PPRINT_PROP_STRING([python-config path], [$PYTHON_CONFIG])
849 PPRINT_PROP_STRING([Python include paths], [$PYTHON_INCLUDE])
850 PPRINT_PROP_STRING([Python linker flags], [$PYTHON_LDFLAGS])
852 AS_IF([test "x$enable_python_bindings" = "xyes"], [
853 PPRINT_PROP_STRING([SWIG executable], [$SWIG])
854 PPRINT_PROP_STRING([SWIG library], [$SWIG_LIB])
858 PPRINT_SUBTITLE([Plugins])
859 PPRINT_PROP_BOOL(['ctf' plugin], 1)
860 test "x$enable_debug_info" = "xyes" && value=1 || value=0
861 PPRINT_PROP_BOOL(['lttng-utils' plugin], $value)
862 PPRINT_PROP_BOOL(['text' plugin], 1)
863 PPRINT_PROP_BOOL(['utils' plugin], 1)
866 PPRINT_SUBTITLE([Built-in features])
867 test "x$enable_built_in_plugins" = "xyes" && value=1 || value=0
868 PPRINT_PROP_BOOL([Built-in plugins], $value)
869 test "x$enable_built_in_python_plugin_support" = "xyes" && value=1 || value=0
870 PPRINT_PROP_BOOL([Built-in Python plugin support], $value)
873 PPRINT_SUBTITLE([Documentation])
875 # man pages build enabled/disabled
876 m4_pushdef([build_man_pages_msg], [Build and install man pages])
878 AS_IF([test "x$enable_man_pages" != "xno"], [
879 AS_IF([test "x$in_git_repo" = "xyes"], [
880 PPRINT_PROP_BOOL([build_man_pages_msg], 1)
882 AS_IF([test "x$have_asciidoc_xmlto" = "xyes"], [
883 PPRINT_PROP_BOOL([build_man_pages_msg], 1)
885 PPRINT_PROP_STRING([build_man_pages_msg],
886 [${PPRINT_COLOR_BLDGRN}yes (already built)],
887 $PPRINT_COLOR_SUBTITLE)
891 PPRINT_PROP_BOOL([build_man_pages_msg], 0)
894 m4_popdef([build_man_pages_msg])
896 test "x$enable_api_doc" = "xyes" && value=1 || value=0
897 PPRINT_PROP_BOOL([HTML API documentation], $value)
898 test "x$enable_python_bindings_doc" = "xyes" && value=1 || value=0
899 PPRINT_PROP_BOOL([Python bindings documentation], $value)
902 PPRINT_SUBTITLE([Logging])
903 PPRINT_PROP_STRING([Minimal log level], $BABELTRACE_MINIMAL_LOG_LEVEL)
906 PPRINT_SUBTITLE([Special build modes])
907 PPRINT_PROP_BOOL([Debug mode], $BABELTRACE_DEBUG_MODE)
908 PPRINT_PROP_BOOL([Developer mode], $BABELTRACE_DEV_MODE)
910 report_bindir="`eval eval echo $bindir`"
911 report_libdir="`eval eval echo $libdir`"
912 report_sysconfdif="`eval eval echo $sysconfdir`"
913 report_pluginsdir="`eval eval eval echo $BABELTRACE_PLUGINS_DIR`"
914 report_pluginprovidersdir="`eval eval eval echo $BABELTRACE_PLUGIN_PROVIDERS_DIR`"
916 # Print the bindir and libdir this `make install' will install into.
918 PPRINT_SUBTITLE([Install directories])
919 PPRINT_PROP_STRING([Binaries], [$report_bindir])
920 PPRINT_PROP_STRING([Libraries], [$report_libdir])
921 PPRINT_PROP_STRING([Plugins], [$report_pluginsdir])
922 PPRINT_PROP_STRING([Plugin providers], [$report_pluginprovidersdir])
923 PPRINT_PROP_STRING([Configuration], [$report_sysconfdif])