1 dnl SPDX-License-Identifier: MIT
3 dnl Copyright (C) 2017 EfficiOS, Inc.
5 dnl Process this file with autoconf to produce a configure script.
8 ## Autoconf base setup ##
13 m4_define([bt_version_major], [2])
14 m4_define([bt_version_minor], [1])
15 m4_define([bt_version_patch], [0])
16 m4_define([bt_version_dev_stage], [-rc1])
17 m4_define([bt_version], bt_version_major[.]bt_version_minor[.]bt_version_patch[]bt_version_dev_stage)
18 m4_define([bt_version_name], [])
20 AC_INIT([babeltrace2],[bt_version],[jeremie dot galarneau at efficios dot com],[],[https://efficios.com/babeltrace/])
22 # Following the numbering scheme proposed by libtool for the library version
23 # http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
24 m4_define([bt_lib_version_current], [0])
25 m4_define([bt_lib_version_revision], [0])
26 m4_define([bt_lib_version_age], [0])
27 m4_define([bt_lib_version], bt_lib_version_current[:]bt_lib_version_revision[:]bt_lib_version_age)
28 m4_define([bt_version_description], [])
29 m4_define([bt_version_description_c_safe], AS_ESCAPE(bt_version_description))
31 AC_SUBST([BABELTRACE_LIBRARY_VERSION], bt_lib_version)
33 AC_CONFIG_HEADERS([src/common/config.h])
34 AC_CONFIG_AUX_DIR([config])
35 AC_CONFIG_MACRO_DIR([m4])
37 AC_DEFINE([BT_VERSION_MAJOR], bt_version_major, [Babeltrace major version])
38 AC_DEFINE([BT_VERSION_MINOR], bt_version_minor, [Babeltrace minor version])
39 AC_DEFINE([BT_VERSION_PATCH], bt_version_patch, [Babeltrace patch version])
40 AC_DEFINE([BT_VERSION_DEV_STAGE], ["]bt_version_dev_stage["], [Babeltrace version development stage (can be empty)])
41 AC_DEFINE([BT_VERSION_NAME], ["]bt_version_name["], [Babeltrace version name])
42 AC_DEFINE([BT_VERSION_DESCRIPTION], ["]bt_version_description_c_safe["], [Babeltrace version description])
49 ## Automake base setup ##
52 AM_INIT_AUTOMAKE([1.12 foreign dist-bzip2 no-dist-gzip tar-ustar nostdinc -Wall -Wno-portability -Werror])
53 AM_MAINTAINER_MODE([enable])
55 # Enable silent rules by default
56 AM_SILENT_RULES([yes])
60 ## OS specific defaults ##
64 DEFAULT_ENABLE_DEBUG_INFO=yes
69 DEFAULT_ENABLE_DEBUG_INFO=no
73 DEFAULT_ENABLE_DEBUG_INFO=no
77 DEFAULT_ENABLE_DEBUG_INFO=no
78 LT_NO_UNDEFINED="-no-undefined"
83 DEFAULT_ENABLE_DEBUG_INFO=no
84 LT_NO_UNDEFINED="-no-undefined"
88 AM_CONDITIONAL([BABELTRACE_BUILD_WITH_MINGW], [test "x$MINGW32" = "xyes"])
89 AC_SUBST(LT_NO_UNDEFINED)
93 ## C compiler checks ##
96 # Choose the c compiler
99 # Make sure the c compiler supports C99
100 AS_IF([test "$ac_cv_prog_cc_c99" = "no"], [AC_MSG_ERROR([The compiler does not support C99])])
102 # Enable available system extensions and LFS support
103 AC_USE_SYSTEM_EXTENSIONS
106 # Make sure the c compiler supports __attributes__
108 AS_IF([test "x$ax_cv___attribute__" != "xyes"],
109 [AC_MSG_ERROR([The compiler does not support __attribute__ extensions])])
111 # Make sur we have pthread support
112 AX_PTHREAD([], [AC_MSG_ERROR([Could not configure pthread support])])
114 # Checks for typedefs, structures, and compiler characteristics.
129 AC_CHECK_TYPES([ptrdiff_t])
156 # Check if the linker supports no-as-needed
157 AX_APPEND_LINK_FLAGS([-Wl,--no-as-needed], [LD_NO_AS_NEEDED])
158 AC_SUBST([LD_NO_AS_NEEDED])
160 # Check if the linker supports whole-archive
161 AX_CHECK_LINK_FLAG([-Wl,--whole-archive,--no-whole-archive],
163 AC_SUBST([LD_WHOLE_ARCHIVE], [-Wl,--whole-archive,])
164 AC_SUBST([LD_NO_WHOLE_ARCHIVE], [,--no-whole-archive])
166 # Fallback to force_load for the macOS linker
167 AX_CHECK_LINK_FLAG([-Wl,-force_load],
169 AC_SUBST([LD_WHOLE_ARCHIVE], [-Wl,-force_load,])
170 AC_SUBST([LD_NO_WHOLE_ARCHIVE], [])
172 AC_MSG_WARN([Can't find a linker option to force the inclusion of the static plugin archive objects.])
178 # Check if the linker supports the "notext" keyword
179 AX_CHECK_LINK_FLAG([-Wl,-z,notext],[
180 AC_SUBST([LD_NOTEXT], [-Wl,-z,notext])
185 ## Programs checks ##
193 AC_PATH_PROG([report_fold], [fold])
195 # set $IN_GIT_REPO if we're in the Git repository; the `bootstrap` file
196 # is not distributed in tarballs
197 AS_IF([test -f "$srcdir/bootstrap"], [in_git_repo=yes], [in_git_repo=no])
198 AM_CONDITIONAL([IN_GIT_REPO], [test "x$in_git_repo" = "xyes"])
202 AX_PROG_BISON_VERSION([2.5], [have_bison=yes])
204 AS_IF([test "x$have_bison" != "xyes"], [
205 AS_IF([test "x$in_git_repo" = "xyes"], [
207 Bison >= 2.4 is required when building from the Git repository. You can
208 set the YACC variable to override automatic detection.
212 Missing Bison >= 2.4. Note that the parser files are already built in
213 this distribution tarball, so Bison is only needed if you intend to
214 modify their sources. You can set the YACC variable to override automatic
219 AM_CONDITIONAL([HAVE_BISON], [test "x$have_bison" = "xyes"])
223 AX_PROG_FLEX_VERSION([2.5.35], [have_flex=yes])
225 AS_IF([test "x$have_flex" != "xyes"], [
226 AS_IF([test "x$in_git_repo" = "xyes"], [
228 Flex >= 2.5.35 is required when building from the Git repository. You can
229 set the LEX variable to override automatic detection.
233 Missing Flex >= 2.5.35. Note that the lexer files are already built in
234 this distribution tarball, so Flex is only needed if you intend to
235 modify their sources. You can set the LEX variable to override automatic
240 AM_CONDITIONAL([HAVE_FLEX], [test "x$have_flex" = "xyes"])
242 # Initialize and configure libtool
250 # Check what libraries are required on this platform to link sockets programs.
253 # Check for glib >= 2.28 with gmodule support
254 AM_PATH_GLIB_2_0([2.28.0], [],
255 AC_MSG_ERROR([glib >= 2.28 is required - download it from ftp://ftp.gtk.org/pub/gtk]),
259 # Checks for library functions.
293 # AC_FUNC_MALLOC causes problems when cross-compiling.
298 AC_CHECK_LIB([c], [fmemopen],
299 [AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_FMEMOPEN], 1, [Has fmemopen support.])]
302 # Check for open_memstream
303 AC_CHECK_LIB([c], [open_memstream],
304 [AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_OPEN_MEMSTREAM], 1, [Has open_memstream support.])]
307 # Check for posix_fallocate
308 AC_CHECK_LIB([c], [posix_fallocate],
309 [AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_POSIX_FALLOCATE], 1, [Has posix_fallocate support.])]
316 AC_ARG_VAR([PYTHON_INCLUDE], [Include flags for Python, bypassing python-config])
317 AC_ARG_VAR([PYTHON_LDFLAGS], [Linker flags for Python, bypassing python-config])
318 AC_ARG_VAR([PYTHON_CONFIG], [Path to python-config])
320 # BABELTRACE_PLUGINS_DIR: Plugins directory
321 AC_ARG_VAR([BABELTRACE_PLUGINS_DIR], [built-in plugins install directory [LIBDIR/babeltrace2/plugins]])
322 AS_IF([test "x$BABELTRACE_PLUGINS_DIR" = x], [BABELTRACE_PLUGINS_DIR='${libdir}/babeltrace2/plugins'])
324 # BABELTRACE_PLUGIN_PROVIDERS_DIR: Plugin providers directory
325 AC_ARG_VAR([BABELTRACE_PLUGIN_PROVIDERS_DIR], [built-in plugin providers install directory [LIBDIR/babeltrace2/plugin-providers]])
326 AS_IF([test "x$BABELTRACE_PLUGIN_PROVIDERS_DIR" = x], [BABELTRACE_PLUGIN_PROVIDERS_DIR='${libdir}/babeltrace2/plugin-providers'])
328 # BABELTRACE_MINIMAL_LOG_LEVEL:
329 AC_ARG_VAR([BABELTRACE_MINIMAL_LOG_LEVEL], [Minimal log level for Babeltrace program, library, and plugins (TRACE, DEBUG (default), or INFO)])
330 AS_IF([test "x$BABELTRACE_MINIMAL_LOG_LEVEL" = x], [BABELTRACE_MINIMAL_LOG_LEVEL="DEBUG"])
331 AS_IF([test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "TRACE" && \
332 test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "DEBUG" && \
333 test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "INFO"],
334 [AC_MSG_ERROR([Invalid BABELTRACE_MINIMAL_LOG_LEVEL value ($BABELTRACE_MINIMAL_LOG_LEVEL): use TRACE, DEBUG, or INFO.])]
336 AC_DEFINE_UNQUOTED([BT_MINIMAL_LOG_LEVEL], [BT_LOG_$BABELTRACE_MINIMAL_LOG_LEVEL], [Minimal log level])
338 # BABELTRACE_DEV_MODE:
339 AC_ARG_VAR([BABELTRACE_DEV_MODE], [Set to 1 to enable the Babeltrace developer mode (enables run-time checks for plugin developers)])
340 AS_IF([test "x$BABELTRACE_DEV_MODE" = x1], [
341 AC_DEFINE([BT_DEV_MODE], 1, [Babeltrace developer mode])
342 ], [BABELTRACE_DEV_MODE=0])
343 AM_CONDITIONAL([DEV_MODE], [test "x$BABELTRACE_DEV_MODE" = x1])
345 # BABELTRACE_DEBUG_MODE:
346 AC_ARG_VAR([BABELTRACE_DEBUG_MODE], [Set to 1 to enable the Babeltrace debug mode (enables internal assertions for Babeltrace maintainers)])
347 AS_IF([test "x$BABELTRACE_DEBUG_MODE" = x1], [
348 AC_DEFINE([BT_DEBUG_MODE], 1, [Babeltrace debug mode])
349 ], [BABELTRACE_DEBUG_MODE=0])
353 ## Optionnal features selection ##
357 # Disabled by default
358 AC_ARG_ENABLE([python-bindings],
359 [AS_HELP_STRING([--enable-python-bindings],[build the Python bindings])],
360 [], dnl AC_ARG_ENABLE will fill enable_python_bindings with the user choice
361 [enable_python_bindings=unspecified]
364 # Python bindings documentation
365 # Disabled by default
366 AC_ARG_ENABLE([python-bindings-doc],
367 [AS_HELP_STRING([--enable-python-bindings-doc],[build the Python bindings documentation])],
368 [], dnl AC_ARG_ENABLE will fill enable_python_bindings_doc with the user choice
369 [enable_python_bindings_doc=no]
373 # Disabled by default
374 AC_ARG_ENABLE([python-plugins],
375 [AS_HELP_STRING([--enable-python-plugins],[enable the Python plugins support for the library and converter])]
376 dnl AC_ARG_ENABLE will fill enable_python_plugins with the user choice
380 # Enabled by default, except on some platforms
381 AC_ARG_ENABLE([debug-info],
382 [AS_HELP_STRING([--disable-debug-info],[disable the debug info support (default on macOS, Solaris and Windows)])],
383 [], dnl AC_ARG_ENABLE will fill enable_debug_info with the user choice
384 [enable_debug_info="$DEFAULT_ENABLE_DEBUG_INFO"]
388 # Disabled by default
389 AC_ARG_ENABLE([api-doc],
390 [AS_HELP_STRING([--enable-api-doc],[build the HTML API documentation])],
391 [enable_api_doc=$enableval]
395 # Disabled by default
396 AC_ARG_ENABLE([built-in-plugins],
397 [AS_HELP_STRING([--enable-built-in-plugins],[Statically-link in-tree plug-ins into the babeltrace2 executable])]
398 dnl AC_ARG_ENABLE will fill enable_built_in_plugins with the user choice
401 # Built-in python plugin support
402 # Disabled by default
403 AC_ARG_ENABLE([built-in-python-plugin-support],
404 [AS_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
410 AC_ARG_ENABLE([man-pages],
411 [AS_HELP_STRING([--disable-man-pages], [Do not build and install man pages (already built in a distributed tarball])],
412 [], dnl AC_ARG_ENABLE will fill enable_man_pages with the user choice
413 [enable_man_pages=yes]
417 # Set automake variables for optionnal feature conditionnals in Makefile.am
418 AM_CONDITIONAL([ENABLE_PYTHON_BINDINGS], [test "x$enable_python_bindings" = xyes])
419 AM_CONDITIONAL([ENABLE_PYTHON_BINDINGS_DOC], [test "x$enable_python_bindings_doc" = xyes])
420 AM_CONDITIONAL([ENABLE_PYTHON_PLUGINS], [test "x$enable_python_plugins" = xyes])
421 AM_CONDITIONAL([ENABLE_DEBUG_INFO], [test "x$enable_debug_info" = xyes])
422 AM_CONDITIONAL([ENABLE_API_DOC], [test "x$enable_api_doc" = xyes])
423 AM_CONDITIONAL([ENABLE_BUILT_IN_PLUGINS], [test "x$enable_built_in_plugins" = xyes])
424 AM_CONDITIONAL([ENABLE_BUILT_IN_PYTHON_PLUGIN_SUPPORT], [test "x$enable_built_in_python_plugin_support" = xyes])
425 AM_CONDITIONAL([ENABLE_MAN_PAGES], [test "x$enable_man_pages" = xyes])
426 AM_CONDITIONAL([ENABLE_PYTHON_COMMON_DEPS], [test "x$enable_python_bindings" = xyes || test "x$enable_python_plugins" = xyes])
428 # Set defines for optionnal features conditionnals in the source code
430 AS_IF([test "x$enable_built_in_plugins" = xyes],
431 [AC_DEFINE([BT_BUILT_IN_PLUGINS], [1], [Define to 1 to register plug-in attributes in static executable sections])]
434 AS_IF([test "x$enable_built_in_python_plugin_support" = xyes],
435 [AC_DEFINE([BT_BUILT_IN_PYTHON_PLUGIN_SUPPORT], [1], [Define to 1 to register plug-in attributes in static executable sections])]
438 AS_IF([test "x$enable_debug_info" = xyes],
439 [ENABLE_DEBUG_INFO_VAL=1],
440 [ENABLE_DEBUG_INFO_VAL=0]
443 AC_SUBST([ENABLE_DEBUG_INFO_VAL])
445 # Check for conflicting Python related features user choices.
446 AS_IF([test "x$enable_python_plugins" = xyes],
448 AS_IF([test "x$enable_python_bindings" = xunspecified],
450 # --enable-python-plugins was provided but --enable-python-bindings was
451 # omitted. Turn the Python bindings ON anyway because it's needed to
452 # use the Python plugins.
453 enable_python_bindings=yes
456 AS_IF([test "x$enable_python_bindings" = xno],
458 # --enable-python-plugins _and_ --disable-python-bindings were
459 # used. This is invalid because Python plugins need the Python
460 # bindings to be useful.
461 AC_MSG_ERROR(--enable-python-bindings must be used to support Python plugins)
469 # Check for conflicting optional features user choices
471 AS_IF([test "x$enable_built_in_plugins" = xyes],
473 # Built-in plug-ins are only available when the --disable-shared --enable-static options are used.
474 AS_IF([test "x$enable_static" != xyes], [AC_MSG_ERROR(--enable-static must be used to bundle plug-ins in the babeltrace2 executable)])
475 AS_IF([test "x$enable_shared" = xyes], [AC_MSG_ERROR(--disable-shared must be used to bundle plug-ins in the babeltrace2 executable)])
479 AS_IF([test "x$enable_built_in_python_plugin_support" = xyes],
481 AS_IF([test "x$enable_python_plugins" != xyes], [AC_MSG_ERROR([--enable-python-plugins must be used to bundle Python plugin support in the babeltrace2 executable])])
482 # Built-in plug-ins are only available when the --disable-shared --enable-static options are used.
483 AS_IF([test "x$enable_static" != xyes], [AC_MSG_ERROR(--enable-static must be used to bundle Python plugin support in the babeltrace2 executable)])
484 AS_IF([test "x$enable_shared" = xyes], [AC_MSG_ERROR(--disable-shared must be used to bundle Python plugin support in the babeltrace2 executable)])
489 # Check for optionnal features dependencies
491 AS_IF([test "x$enable_python_bindings" = xyes],
492 [AX_PKG_SWIG(2.0.0, [], [AC_MSG_ERROR([SWIG 2.0.0 or newer is required to build the python bindings])])]
495 AM_PATH_PYTHON([3.0], [
496 AM_PATH_PYTHON_MODULES([PYTHON])
498 # pythondir is the path where extra modules are to be installed
499 pythondir=$PYTHON_PREFIX/$PYTHON_MODULES_PATH
501 # pyexecdir is the path that contains shared objects used by the extra modules
502 pyexecdir=$PYTHON_EXEC_PREFIX/$PYTHON_MODULES_PATH
504 AS_IF([test -z "$PYTHON_CONFIG"], [
505 AC_PATH_PROGS([PYTHON_CONFIG],
506 [python$PYTHON_VERSION-config python-config],
511 AS_IF([test -n "$PYTHON_CONFIG"], [
512 AS_IF([test -z "$PYTHON_INCLUDE"], [
513 AC_MSG_CHECKING([Python include flags])
514 PYTHON_INCLUDE=`$PYTHON_CONFIG --includes`
515 AC_MSG_RESULT([$PYTHON_INCLUDE])
518 AS_IF([test -z "$PYTHON_LDFLAGS"], [
519 AC_MSG_CHECKING([Python library flags])
520 # Python 3.8+ requires that we pass --embed to get the -lpython3.x flag.
521 AS_IF([! PYTHON_LDFLAGS=`$PYTHON_CONFIG --ldflags --embed`], [
522 PYTHON_LDFLAGS=`$PYTHON_CONFIG --ldflags`
524 AC_MSG_RESULT([$PYTHON_LDFLAGS])
529 AS_IF([test "$PYTHON" != :], [have_python=yes], [have_python=no])
530 AS_IF([test -n "$PYTHON_CONFIG"], [have_python_dev=yes], [have_python_dev=no])
532 AM_CONDITIONAL([HAVE_PYTHON], [test "x$have_python" = xyes])
533 AM_CONDITIONAL([HAVE_PYTHON_DEV], [test "x$have_python_dev" = xyes])
535 AS_IF([test "x$enable_python_bindings" = xyes || test "x$enable_python_plugins" = xyes], [
536 AS_IF([test "x$have_python_dev" = xno], [
537 AC_MSG_ERROR([Cannot find a suitable python-config. You can override the python-config path with the PYTHON_CONFIG environment variable.])
541 AS_IF([test "x$enable_python_bindings_doc" = xyes],
543 AM_CHECK_PYTHON_SPHINX([PYTHON])
544 AS_IF([test "x$PYTHON_SPHINX_EXISTS" = xno], [
545 AC_MSG_ERROR([The Sphinx package for Python 3 is required to build the Python bindings documentation])
548 AS_IF([test "x$enable_python_bindings" != xyes], [
549 AC_MSG_ERROR([The Python bindings are required to build their documentation])
554 AS_IF([test "x$enable_debug_info" = xyes], [
555 # Check if libelf and libdw are present
556 PKG_CHECK_MODULES([ELFUTILS], [libelf >= 0.154 libdw >= 0.154],
558 dnl PKG_CHECK_MODULES defines ELFUTILS_LIBS
561 AC_MSG_ERROR([elfutils >= 0.154 is required to use the debug info feature. You can disable this feature using --disable-debug-info.])
564 AC_SUBST([ELFUTILS_LIBS])
566 AS_IF([test "x$enable_api_doc" = "xyes"],
568 DX_DOXYGEN_FEATURE(ON)
578 DX_INIT_DOXYGEN([Babeltrace 2], [$(builddir)/Doxyfile], [output])
579 AS_IF([test -z "$DX_DOXYGEN"],
580 [AC_MSG_ERROR([You need doxygen to enable the API documentation])]
585 have_asciidoc_xmlto=no
586 warn_prebuilt_man_pages=no
588 AC_PATH_PROG([ASCIIDOC], [asciidoc], [no])
589 AC_PATH_PROG([XMLTO], [xmlto], [no])
591 AS_IF([test "x$enable_man_pages" = "xyes"], [
592 AS_IF([test "x$ASCIIDOC" = "xno" || test "x$XMLTO" = "xno"], [
593 AS_IF([test "x$in_git_repo" = "xyes"], [
594 # this is an error because we're in the Git repo, which
595 # means the man pages are not already generated for us,
596 # thus asciixmlto are required because we were asked
597 # to build the man pages
599 You need asciidoc and xmlto to build the Babeltrace man pages. Use
600 --disable-man-pages to disable building the man pages, in which case
601 they will not be installed.
604 # only warn here: since we're in the tarball, the man
605 # pages should already be generated at this point, thus
606 # asciidoc/xmlto are not strictly required
607 warn_prebuilt_man_pages=yes
610 have_asciidoc_xmlto=yes
614 # export AsciiDoc and xmlto existence
615 AM_CONDITIONAL([HAVE_ASCIIDOC_XMLTO], [test "x$have_asciidoc_xmlto" = "xyes"])
617 # a wonderful hack that seems necessary because $libdir is
618 # literally `${exec_prefix}/lib`, and $exec_prefix is set to `NONE`
619 # by autoconf when it's not specified by the user
620 AS_IF([test "x$exec_prefix" = xNONE], [
621 AS_IF([test "x$prefix" = xNONE], [
622 PREFIX="$ac_default_prefix"
634 # CFLAGS from libraries (the glib ones are needed for the following sizeof
636 AM_CFLAGS="${PTHREAD_CFLAGS} ${GLIB_CFLAGS}"
638 # Check that the current size_t matches the size that glib thinks it should
639 # be. This catches problems on multi-arch where people try to do a 32-bit
640 # build while pointing at 64-bit glib headers. This is a common error because
641 # glib.h is not platform specific but it includes glibconfig.h which is and
642 # is usually installed in a non-standard path.
644 # Do this before enabling all the warning flags, as the
645 # AC_LANG_PROGRAM-generated program may generate some warning, which makes this
646 # test fail unnecessarily.
648 # Older versions of the pkg-config macros disallows PKG_* in the autoconf
649 # output. Specifically allow pkg_config_libdir to be able to print the
651 m4_pattern_allow([PKG_CONFIG_LIBDIR])
653 save_CFLAGS=${CFLAGS}
654 CFLAGS="${CFLAGS} ${AM_CFLAGS}"
660 G_STATIC_ASSERT(sizeof(size_t) == GLIB_SIZEOF_SIZE_T);
664 sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T. You probably need to set
665 PKG_CONFIG_LIBDIR to point to the right pkg-config files for your build
669 CFLAGS=${save_CFLAGS}
671 # Detect C and LD warning flags supported by the compiler.
673 # Detect warning flags supported by the compiler, append them to WARN_CFLAGS.
675 # Pass -Werror as an extra flag during the test: this is needed to make the
676 # -Wunknown-warning-option diagnostic fatal with clang.
677 AX_APPEND_COMPILE_FLAGS([ dnl
680 -Wmissing-prototypes dnl
681 -Wmissing-declarations dnl
682 -Wnull-dereference dnl
684 -Wredundant-decls dnl
686 -Wjump-misses-init dnl
687 -Wsuggest-attribute=format dnl
688 -Wtautological-constant-out-of-range-compare dnl
692 -Wstrict-aliasing dnl
693 -Wmissing-noreturn dnl
695 -Wduplicated-cond dnl
696 -Wduplicated-branches dnl
698 -Wno-unused-parameter dnl
699 -Wno-sign-compare dnl
701 dnl Some versions of SWIG (like 3.0.12) generate code that produces
702 dnl -Wcast-function-type warnings. This warning is present in gcc >= 8. This
703 dnl combo happens on RHEL/Centos 8, for example. Later versions of SWIG (like
704 dnl 4.0.1) have the correct function signatures to not produce this warning.
705 dnl It's simpler to just disable the warning globally.
707 dnl Note that the Debian/Ubuntu SWIG package 3.0.12-2 contains a local patch to
708 dnl fix this (python-fix-function-cast-warnings.patch), so you won't be able to
709 dnl reproduce the warning using that package.
711 dnl Ref: https://github.com/swig/swig/issues/1259
712 -Wno-cast-function-type dnl
713 -Wno-missing-field-initializers dnl
718 # When given, add -Werror to WARN_CFLAGS.
719 AC_ARG_ENABLE([Werror],
720 [AS_HELP_STRING([--enable-Werror], [Treat compiler warnings as errors.])]
722 AS_IF([test "x$enable_Werror" = "xyes"],
723 [WARN_CFLAGS="${WARN_CFLAGS} -Werror"]
726 # The test used in AX_APPEND_COMPILE_FLAGS, generated using AC_LANG_PROGRAM, is
727 # written in such a way that it triggers warnings with the following warning
728 # flags. So they would always end up disabled if we put them there, because
729 # the test program would not build.
731 # Enable them here unconditionally. They are supported by GCC >= 4.8 and by
733 WARN_CFLAGS="${WARN_CFLAGS} -Wold-style-definition -Wstrict-prototypes"
735 # CFLAGS from AX_APPEND_COMPILE_FLAGS.
736 AM_CFLAGS="${AM_CFLAGS} ${WARN_CFLAGS}"
738 # Done for AM_CFLAGS.
741 # Set global CPPFLAGS in AM_CPPFLAGS
742 AM_CPPFLAGS="-I\$(top_srcdir)/include -I\$(top_builddir)/src -I\$(top_srcdir)/src -include common/config.h"
743 AC_SUBST(AM_CPPFLAGS)
745 # Add glib to global link libs
746 LIBS="$LIBS $GLIB_LIBS"
748 # Abuse autoconf's AC_ARG_PROGRAM output variable 'program_transform_name'
749 # to rename babeltrace2.bin to babeltrace2 at install time.
750 program_transform_name="s&babeltrace2\.bin&babeltrace2&;$program_transform_name"
751 AC_SUBST(program_transform_name)
755 doc/api/libbabeltrace2/Doxyfile
756 doc/api/libbabeltrace2/Makefile
757 doc/bindings/Makefile
758 doc/bindings/python/Makefile
759 doc/contributing-images/Makefile
761 doc/man/asciidoc-attrs.conf
766 src/autodisc/Makefile
767 src/babeltrace2-ctf-writer.pc
769 src/bindings/Makefile
770 src/bindings/python/bt2/bt2/version.py
771 src/bindings/python/bt2/Makefile
772 src/bindings/python/bt2/setup.py
773 src/bindings/python/Makefile
778 src/ctf-writer/Makefile
779 src/fd-cache/Makefile
780 src/lib/graph/Makefile
781 src/lib/graph/message/Makefile
783 src/lib/plugin/Makefile
784 src/lib/prio-heap/Makefile
785 src/lib/trace-ir/Makefile
788 src/plugins/common/Makefile
789 src/plugins/common/muxing/Makefile
790 src/plugins/common/param-validation/Makefile
791 src/plugins/ctf/common/bfcr/Makefile
792 src/plugins/ctf/common/Makefile
793 src/plugins/ctf/common/metadata/Makefile
794 src/plugins/ctf/common/msg-iter/Makefile
795 src/plugins/ctf/fs-sink/Makefile
796 src/plugins/ctf/fs-src/Makefile
797 src/plugins/ctf/lttng-live/Makefile
798 src/plugins/ctf/Makefile
799 src/plugins/lttng-utils/debug-info/Makefile
800 src/plugins/lttng-utils/Makefile
802 src/plugins/text/dmesg/Makefile
803 src/plugins/text/Makefile
804 src/plugins/text/pretty/Makefile
805 src/plugins/text/details/Makefile
806 src/plugins/utils/counter/Makefile
807 src/plugins/utils/dummy/Makefile
808 src/plugins/utils/Makefile
809 src/plugins/utils/muxer/Makefile
810 src/plugins/utils/trimmer/Makefile
811 src/py-common/Makefile
812 src/python-plugin-provider/Makefile
813 src/param-parse/Makefile
814 src/string-format/Makefile
815 tests/bitfield/Makefile
816 tests/ctf-writer/Makefile
818 tests/lib/test-plugin-plugins/Makefile
819 tests/lib/conds/Makefile
821 tests/param-validation/Makefile
822 tests/plugins/Makefile
823 tests/plugins/src.ctf.fs/Makefile
824 tests/plugins/src.ctf.fs/succeed/Makefile
825 tests/plugins/sink.ctf.fs/Makefile
826 tests/plugins/sink.ctf.fs/succeed/Makefile
827 tests/plugins/flt.lttng-utils.debug-info/Makefile
828 tests/plugins/flt.utils.muxer/Makefile
829 tests/plugins/flt.utils.muxer/succeed/Makefile
830 tests/plugins/flt.utils.trimmer/Makefile
831 tests/plugins/sink.text.pretty/Makefile
833 tests/utils/tap/Makefile
839 # Mini-report on what will be built.
848 AS_IF([test -n "bt_version_name"], [
849 AS_ECHO("${PPRINT_COLOR_BLDBLU}Babeltrace $PACKAGE_VERSION \"bt_version_name\"$PPRINT_COLOR_RST")
851 AS_ECHO("${PPRINT_COLOR_BLDBLU}Babeltrace $PACKAGE_VERSION")
856 AS_IF([test -n "bt_version_description"], [
857 AS_IF([test -n "$report_fold"], [
858 AS_ECHO("`AS_ECHO("bt_version_description") | $report_fold -s`")
860 AS_ECHO("bt_version_description")
866 PPRINT_SUBTITLE([System])
868 # Target architecture we're building for.
869 target_arch=$host_cpu
872 if test $f = "-m32"; then
874 elif test $f = "-m64"; then
880 PPRINT_PROP_STRING([Target architecture], $target_arch)
883 PPRINT_SUBTITLE([Python 3 language support])
884 test "x$have_python" = "xyes" && value=1 || value=0
885 PPRINT_PROP_BOOL([Have Python interpreter], $value)
886 test "x$have_python_dev" = "xyes" && value=1 || value=0
887 PPRINT_PROP_BOOL([Have Python development libraries], $value)
888 test "x$enable_python_bindings" = "xyes" && value=1 || value=0
889 PPRINT_PROP_BOOL_CUSTOM([Python bindings], $value, [To enable, use --enable-python-bindings])
890 test "x$enable_python_plugins" = "xyes" && value=1 || value=0
891 PPRINT_PROP_BOOL_CUSTOM([Python plugin support], $value, [To enable, use --enable-python-plugins])
892 AS_IF([test "x$have_python" = "xyes"], [
893 PPRINT_PROP_STRING([Python interpreter path], [$PYTHON])
895 AS_IF([test "x$have_python_dev" = "xyes"], [
896 PPRINT_PROP_STRING([python-config path], [$PYTHON_CONFIG])
897 PPRINT_PROP_STRING([Python include paths], [$PYTHON_INCLUDE])
898 PPRINT_PROP_STRING([Python linker flags], [$PYTHON_LDFLAGS])
900 AS_IF([test "x$enable_python_bindings" = "xyes"], [
901 PPRINT_PROP_STRING([SWIG executable], [$SWIG])
902 PPRINT_PROP_STRING([SWIG library], [$SWIG_LIB])
906 PPRINT_SUBTITLE([Plugins])
907 PPRINT_PROP_BOOL(['ctf' plugin], 1)
908 test "x$enable_debug_info" = "xyes" && value=1 || value=0
909 PPRINT_PROP_BOOL_CUSTOM(['lttng-utils' plugin], $value, [To enable, use --enable-debug-info])
910 PPRINT_PROP_BOOL(['text' plugin], 1)
911 PPRINT_PROP_BOOL(['utils' plugin], 1)
914 PPRINT_SUBTITLE([Built-in features])
915 test "x$enable_built_in_plugins" = "xyes" && value=1 || value=0
916 PPRINT_PROP_BOOL_CUSTOM([Built-in plugins], $value, [To enable, use --enable-built-in-plugins])
917 test "x$enable_built_in_python_plugin_support" = "xyes" && value=1 || value=0
918 PPRINT_PROP_BOOL_CUSTOM([Built-in Python plugin support], $value, [To enable, use --enable-built-in-python-plugin-support])
921 PPRINT_SUBTITLE([Documentation])
923 # man pages build enabled/disabled
924 m4_pushdef([build_man_pages_msg], [Build and install man pages])
926 AS_IF([test "x$enable_man_pages" != "xno"], [
927 AS_IF([test "x$in_git_repo" = "xyes"], [
928 PPRINT_PROP_BOOL([build_man_pages_msg], 1)
930 AS_IF([test "x$have_asciidoc_xmlto" = "xyes"], [
931 PPRINT_PROP_BOOL([build_man_pages_msg], 1)
933 PPRINT_PROP_STRING([build_man_pages_msg],
934 [${PPRINT_COLOR_BLDGRN}yes (already built)],
935 $PPRINT_COLOR_SUBTITLE)
939 PPRINT_PROP_BOOL_CUSTOM([build_man_pages_msg], 0, [To build man pages, use --enable-man-pages])
942 m4_popdef([build_man_pages_msg])
944 test "x$enable_api_doc" = "xyes" && value=1 || value=0
945 PPRINT_PROP_BOOL_CUSTOM([HTML API documentation], $value, [To build documentation, use --enable-api-doc])
946 test "x$enable_python_bindings_doc" = "xyes" && value=1 || value=0
947 PPRINT_PROP_BOOL_CUSTOM([Python bindings documentation], $value, [To build the Python bindings documentation, use --enable-python-bindings-doc])
950 PPRINT_SUBTITLE([Logging])
951 PPRINT_PROP_STRING([Minimal log level], $BABELTRACE_MINIMAL_LOG_LEVEL)
954 PPRINT_SUBTITLE([Special build modes])
955 PPRINT_PROP_BOOL_CUSTOM([Debug mode], $BABELTRACE_DEBUG_MODE, [To enable, set the BABELTRACE_DEBUG_MODE environment variable to 1])
956 PPRINT_PROP_BOOL_CUSTOM([Developer mode], $BABELTRACE_DEV_MODE, [To enable, set the BABELTRACE_DEV_MODE environment variable to 1])
958 report_bindir="`eval eval echo $bindir`"
959 report_libdir="`eval eval echo $libdir`"
960 report_sysconfdif="`eval eval echo $sysconfdir`"
961 report_pluginsdir="`eval eval eval echo $BABELTRACE_PLUGINS_DIR`"
962 report_pluginprovidersdir="`eval eval eval echo $BABELTRACE_PLUGIN_PROVIDERS_DIR`"
964 # Print the bindir and libdir this `make install' will install into.
966 PPRINT_SUBTITLE([Install directories])
967 PPRINT_PROP_STRING([Binaries], [$report_bindir])
968 PPRINT_PROP_STRING([Libraries], [$report_libdir])
969 PPRINT_PROP_STRING([Plugins], [$report_pluginsdir])
970 PPRINT_PROP_STRING([Plugin providers], [$report_pluginprovidersdir])
971 PPRINT_PROP_STRING([Configuration], [$report_sysconfdif])