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 ##
68 AE_FEATURE_DISABLE([debug-info])
72 AE_FEATURE_DISABLE([debug-info])
76 AE_FEATURE_DISABLE([debug-info])
77 LT_NO_UNDEFINED="-no-undefined"
82 AE_FEATURE_DISABLE([debug-info])
83 LT_NO_UNDEFINED="-no-undefined"
87 AM_CONDITIONAL([BABELTRACE_BUILD_WITH_MINGW], [test "x$MINGW32" = "xyes"])
88 AC_SUBST(LT_NO_UNDEFINED)
92 ## C compiler checks ##
95 # Choose the c compiler
97 m4_version_prereq([2.70], [], [AC_PROG_CC_STDC])
99 # Make sure the c compiler supports C99
100 AS_IF([test "$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])
133 ## C++ compiler checks ##
136 # Require a C++11 compiler without GNU extensions (-std=c++11)
137 AX_CXX_COMPILE_STDCXX([11], [noext], [mandatory])
164 # Check if the linker supports no-as-needed
165 AX_APPEND_LINK_FLAGS([-Wl,--no-as-needed], [LD_NO_AS_NEEDED])
166 AC_SUBST([LD_NO_AS_NEEDED])
168 # Check if the linker supports whole-archive
169 AX_CHECK_LINK_FLAG([-Wl,--whole-archive,--no-whole-archive],
171 AC_SUBST([LD_WHOLE_ARCHIVE], [-Wl,--whole-archive,])
172 AC_SUBST([LD_NO_WHOLE_ARCHIVE], [,--no-whole-archive])
174 # Fallback to force_load for the macOS linker
175 AX_CHECK_LINK_FLAG([-Wl,-force_load],
177 AC_SUBST([LD_WHOLE_ARCHIVE], [-Wl,-force_load,])
178 AC_SUBST([LD_NO_WHOLE_ARCHIVE], [])
180 AC_MSG_WARN([Can't find a linker option to force the inclusion of the static plugin archive objects.])
186 # Check if the linker supports the "notext" keyword
187 AX_CHECK_LINK_FLAG([-Wl,-z,notext],[
188 AC_SUBST([LD_NOTEXT], [-Wl,-z,notext])
193 ## Programs checks ##
201 AC_PATH_PROG([report_fold], [fold])
203 # set $IN_GIT_REPO if we're in the Git repository; the `bootstrap` file
204 # is not distributed in tarballs
205 AS_IF([test -f "$srcdir/bootstrap"], [in_git_repo=yes], [in_git_repo=no])
206 AM_CONDITIONAL([IN_GIT_REPO], [test "x$in_git_repo" = "xyes"])
210 AX_PROG_BISON_VERSION([2.5], [have_bison=yes])
212 AS_IF([test "x$have_bison" != "xyes"], [
213 AS_IF([test "x$in_git_repo" = "xyes"], [
215 Bison >= 2.4 is required when building from the Git repository. You can
216 set the YACC variable to override automatic detection.
220 Missing Bison >= 2.4. Note that the parser files are already built in
221 this distribution tarball, so Bison is only needed if you intend to
222 modify their sources. You can set the YACC variable to override automatic
227 AM_CONDITIONAL([HAVE_BISON], [test "x$have_bison" = "xyes"])
230 # Prior to autoconf 2.70, AC_PROG_FLEX did not take an argument. This is not a
231 # problem since the argument is silently ignored by older versions.
232 AC_PROG_LEX([noyywrap])
233 AX_PROG_FLEX_VERSION([2.5.35], [have_flex=yes])
235 AS_IF([test "x$have_flex" != "xyes"], [
236 AS_IF([test "x$in_git_repo" = "xyes"], [
238 Flex >= 2.5.35 is required when building from the Git repository. You can
239 set the LEX variable to override automatic detection.
243 Missing Flex >= 2.5.35. Note that the lexer files are already built in
244 this distribution tarball, so Flex is only needed if you intend to
245 modify their sources. You can set the LEX variable to override automatic
250 AM_CONDITIONAL([HAVE_FLEX], [test "x$have_flex" = "xyes"])
252 # Initialize and configure libtool
260 # Check what libraries are required on this platform to link sockets programs.
263 # Check for glib >= 2.28 with gmodule support
264 AM_PATH_GLIB_2_0([2.28.0], [],
265 AC_MSG_ERROR([glib >= 2.28 is required - download it from ftp://ftp.gtk.org/pub/gtk]),
269 # Checks for library functions.
303 # AC_FUNC_MALLOC causes problems when cross-compiling.
308 AC_CHECK_LIB([c], [fmemopen],
309 [AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_FMEMOPEN], 1, [Has fmemopen support.])]
312 # Check for open_memstream
313 AC_CHECK_LIB([c], [open_memstream],
314 [AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_OPEN_MEMSTREAM], 1, [Has open_memstream support.])]
317 # Check for posix_fallocate
318 AC_CHECK_LIB([c], [posix_fallocate],
319 [AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_POSIX_FALLOCATE], 1, [Has posix_fallocate support.])]
327 AC_ARG_VAR([PYTHON_INCLUDE], [Include flags for Python, bypassing python-config])
328 AC_ARG_VAR([PYTHON_LDFLAGS], [Linker flags for Python, bypassing python-config])
329 AC_ARG_VAR([PYTHON_CONFIG], [Path to python-config])
331 # BABELTRACE_PLUGINS_DIR: Plugins directory
332 AC_ARG_VAR([BABELTRACE_PLUGINS_DIR], [built-in plugins install directory [LIBDIR/babeltrace2/plugins]])
333 AS_IF([test "x$BABELTRACE_PLUGINS_DIR" = x], [BABELTRACE_PLUGINS_DIR='${libdir}/babeltrace2/plugins'])
335 # BABELTRACE_PLUGIN_PROVIDERS_DIR: Plugin providers directory
336 AC_ARG_VAR([BABELTRACE_PLUGIN_PROVIDERS_DIR], [built-in plugin providers install directory [LIBDIR/babeltrace2/plugin-providers]])
337 AS_IF([test "x$BABELTRACE_PLUGIN_PROVIDERS_DIR" = x], [BABELTRACE_PLUGIN_PROVIDERS_DIR='${libdir}/babeltrace2/plugin-providers'])
339 # BABELTRACE_MINIMAL_LOG_LEVEL:
340 AC_ARG_VAR([BABELTRACE_MINIMAL_LOG_LEVEL], [Minimal log level for Babeltrace program, library, and plugins (TRACE, DEBUG (default), or INFO)])
341 AS_IF([test "x$BABELTRACE_MINIMAL_LOG_LEVEL" = x], [BABELTRACE_MINIMAL_LOG_LEVEL="DEBUG"])
342 AS_IF([test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "TRACE" && \
343 test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "DEBUG" && \
344 test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "INFO"],
345 [AC_MSG_ERROR([Invalid BABELTRACE_MINIMAL_LOG_LEVEL value ($BABELTRACE_MINIMAL_LOG_LEVEL): use TRACE, DEBUG, or INFO.])]
347 AC_DEFINE_UNQUOTED([BT_MINIMAL_LOG_LEVEL], [BT_LOG_$BABELTRACE_MINIMAL_LOG_LEVEL], [Minimal log level])
349 # BABELTRACE_DEV_MODE:
350 AC_ARG_VAR([BABELTRACE_DEV_MODE], [Set to 1 to enable the Babeltrace developer mode (enables run-time checks for plugin developers)])
351 AS_IF([test "x$BABELTRACE_DEV_MODE" = x1], [
352 AC_DEFINE([BT_DEV_MODE], 1, [Babeltrace developer mode])
353 ], [BABELTRACE_DEV_MODE=0])
354 AM_CONDITIONAL([DEV_MODE], [test "x$BABELTRACE_DEV_MODE" = x1])
356 # BABELTRACE_DEBUG_MODE:
357 AC_ARG_VAR([BABELTRACE_DEBUG_MODE], [Set to 1 to enable the Babeltrace debug mode (enables internal assertions for Babeltrace maintainers)])
358 AS_IF([test "x$BABELTRACE_DEBUG_MODE" = x1], [
359 AC_DEFINE([BT_DEBUG_MODE], 1, [Babeltrace debug mode])
360 ], [BABELTRACE_DEBUG_MODE=0])
364 ## Optionnal features selection ##
368 # Disabled by default
369 AE_FEATURE_DEFAULT_DISABLE
370 AE_FEATURE([python-bindings],[build the Python bindings])
372 # Python bindings documentation
373 # Disabled by default
374 AE_FEATURE_DEFAULT_DISABLE
375 AE_FEATURE([python-bindings-doc],[build the Python bindings documentation])
378 # Disabled by default
379 AE_FEATURE_DEFAULT_DISABLE
380 AE_FEATURE([python-plugins],[enable the Python plugins support for the library and converter])
383 # Enabled by default, except on some platforms
384 AE_FEATURE_DEFAULT_ENABLE
385 AE_FEATURE([debug-info],[disable the debug info support (default on macOS, Solaris and Windows)])
388 # Disabled by default
389 AE_FEATURE_DEFAULT_DISABLE
390 AE_FEATURE([api-doc],[build the HTML API documentation])
393 # Disabled by default
394 AE_FEATURE_DEFAULT_DISABLE
395 AE_FEATURE([built-in-plugins],[Statically-link in-tree plug-ins into the babeltrace2 executable])
397 # Built-in python plugin support
398 # Disabled by default
399 AE_FEATURE_DEFAULT_DISABLE
400 AE_FEATURE([built-in-python-plugin-support],[Statically-link Python plugin support into the babeltrace library])
404 AE_FEATURE_DEFAULT_ENABLE
405 AE_FEATURE([man-pages],[Do not build and install man pages (already built in a distributed tarball])
407 # When given, add -Werror to WARN_CFLAGS and WARN_CXXFLAGS.
408 # Disabled by default
409 AE_FEATURE_DEFAULT_DISABLE
410 AE_FEATURE([Werror],[Treat compiler warnings as errors.])
414 ## Check for conflicting features selection ##
417 # Check for conflicting Python related features user choices.
418 AE_IF_FEATURE_ENABLED([python-plugins], [
419 AE_IF_FEATURE_UNDEF([python-bindings], [
420 # --enable-python-plugins was provided but --enable-python-bindings was
421 # omitted. Turn the Python bindings ON anyway because it's needed to
422 # use the Python plugins.
423 AE_FEATURE_ENABLE([python-bindings])
425 AE_IF_FEATURE_DISABLED([python-bindings], [
426 # --enable-python-plugins _and_ --disable-python-bindings were
427 # used. This is invalid because Python plugins need the Python
428 # bindings to be useful.
429 AC_MSG_ERROR(--enable-python-bindings must be used to support Python plugins)
434 # Check for conflicting optional features user choices
435 AE_IF_FEATURE_ENABLED([built-in-plugins], [
436 # Built-in plug-ins are only available when the --disable-shared --enable-static options are used.
437 AE_IF_FEATURE_NOT_ENABLED([static], [AC_MSG_ERROR(--enable-static must be used to bundle plug-ins in the babeltrace2 executable)])
438 AE_IF_FEATURE_ENABLED([shared], [AC_MSG_ERROR(--disable-shared must be used to bundle plug-ins in the babeltrace2 executable)])
441 AE_IF_FEATURE_ENABLED([built-in-python-plugin-support], [
442 AE_IF_FEATURE_NOT_ENABLED([python-plugins], [AC_MSG_ERROR([--enable-python-plugins must be used to bundle Python plugin support in the babeltrace2 executable])])
443 # Built-in plug-ins are only available when the --disable-shared --enable-static options are used.
444 AE_IF_FEATURE_NOT_ENABLED([static], [AC_MSG_ERROR(--enable-static must be used to bundle Python plugin support in the babeltrace2 executable)])
445 AE_IF_FEATURE_ENABLED([shared], [AC_MSG_ERROR(--disable-shared must be used to bundle Python plugin support in the babeltrace2 executable)])
450 ## Set automake variables for optionnal feature conditionnals in Makefile.am ##
453 AM_CONDITIONAL([ENABLE_PYTHON_BINDINGS], AE_IS_FEATURE_ENABLED([python-bindings]))
454 AM_CONDITIONAL([ENABLE_PYTHON_BINDINGS_DOC], AE_IS_FEATURE_ENABLED([python-bindings-doc]))
455 AM_CONDITIONAL([ENABLE_PYTHON_PLUGINS], AE_IS_FEATURE_ENABLED([python-plugins]))
456 AM_CONDITIONAL([ENABLE_DEBUG_INFO], AE_IS_FEATURE_ENABLED([debug-info]))
457 AM_CONDITIONAL([ENABLE_API_DOC], AE_IS_FEATURE_ENABLED([api-doc]))
458 AM_CONDITIONAL([ENABLE_BUILT_IN_PLUGINS], AE_IS_FEATURE_ENABLED([built-in-plugins]))
459 AM_CONDITIONAL([ENABLE_BUILT_IN_PYTHON_PLUGIN_SUPPORT], AE_IS_FEATURE_ENABLED([built-in-python-plugin-support]))
460 AM_CONDITIONAL([ENABLE_MAN_PAGES], AE_IS_FEATURE_ENABLED([man-pages]))
461 AM_CONDITIONAL([ENABLE_PYTHON_COMMON_DEPS], AE_IS_FEATURE_ENABLED([python-bindings]) || AE_IS_FEATURE_ENABLED([python-plugins]))
465 ## Set defines for optionnal features conditionnals in the source code ##
468 AE_IF_FEATURE_ENABLED([built-in-plugins],
469 [AC_DEFINE([BT_BUILT_IN_PLUGINS], [1], [Define to 1 to register plug-in attributes in static executable sections])]
472 AE_IF_FEATURE_ENABLED([built-in-python-plugin-support],
473 [AC_DEFINE([BT_BUILT_IN_PYTHON_PLUGIN_SUPPORT], [1], [Define to 1 to register plug-in attributes in static executable sections])]
476 AE_IF_FEATURE_ENABLED([debug-info], [ENABLE_DEBUG_INFO_VAL=1], [ENABLE_DEBUG_INFO_VAL=0])
477 AC_SUBST([ENABLE_DEBUG_INFO_VAL])
481 ## Check for optionnal features dependencies ##
484 # The Python bindings require SWIG
485 AE_IF_FEATURE_ENABLED([python-bindings],
486 [AX_PKG_SWIG(2.0.0, [], [AC_MSG_ERROR([SWIG 2.0.0 or newer is required to build the python bindings])])]
489 # Always check for python, we will fail later if some features require it and
491 AM_PATH_PYTHON([3.0], [
492 AE_PATH_PYTHON_MODULES([PYTHON])
494 # pythondir is the path where extra modules are to be installed
495 pythondir=$PYTHON_PREFIX/$PYTHON_MODULES_PATH
497 # pyexecdir is the path that contains shared objects used by the extra modules
498 pyexecdir=$PYTHON_EXEC_PREFIX/$PYTHON_MODULES_PATH
500 AS_IF([test -z "$PYTHON_CONFIG"], [
501 AC_PATH_PROGS([PYTHON_CONFIG],
502 [python$PYTHON_VERSION-config python-config],
507 AS_IF([test -n "$PYTHON_CONFIG"], [
508 AS_IF([test -z "$PYTHON_INCLUDE"], [
509 AC_MSG_CHECKING([Python include flags])
510 PYTHON_INCLUDE=`$PYTHON_CONFIG --includes`
511 AC_MSG_RESULT([$PYTHON_INCLUDE])
514 AS_IF([test -z "$PYTHON_LDFLAGS"], [
515 AC_MSG_CHECKING([Python library flags])
516 # Python 3.8+ requires that we pass --embed to get the -lpython3.x flag.
517 AS_IF([! PYTHON_LDFLAGS=`$PYTHON_CONFIG --ldflags --embed`], [
518 PYTHON_LDFLAGS=`$PYTHON_CONFIG --ldflags`
520 AC_MSG_RESULT([$PYTHON_LDFLAGS])
525 AS_IF([test "$PYTHON" != :], [have_python=yes], [have_python=no])
526 AS_IF([test -n "$PYTHON_CONFIG"], [have_python_dev=yes], [have_python_dev=no])
528 AM_CONDITIONAL([HAVE_PYTHON], [test "x$have_python" = xyes])
529 AM_CONDITIONAL([HAVE_PYTHON_DEV], [test "x$have_python_dev" = xyes])
531 AS_IF([AE_IS_FEATURE_ENABLED([python-bindings]) || AE_IS_FEATURE_ENABLED([python-plugins])], [
532 AS_IF([test "x$have_python_dev" = xno], [
533 AC_MSG_ERROR([Cannot find a suitable python-config. You can override the python-config path with the PYTHON_CONFIG environment variable.])
537 AE_IF_FEATURE_ENABLED([python-bindings-doc],
539 AE_CHECK_PYTHON_SPHINX([PYTHON])
540 AS_IF([test "x$PYTHON_SPHINX_EXISTS" = xno], [
541 AC_MSG_ERROR([The Sphinx package for Python 3 is required to build the Python bindings documentation])
544 AE_IF_FEATURE_NOT_ENABLED([python-bindings], [
545 AC_MSG_ERROR([The Python bindings are required to build their documentation])
550 AE_IF_FEATURE_ENABLED([debug-info], [
551 # Check if libelf and libdw are present
552 PKG_CHECK_MODULES([ELFUTILS], [libelf >= 0.154 libdw >= 0.154],
554 dnl PKG_CHECK_MODULES defines ELFUTILS_LIBS
557 AC_MSG_WARN([pkg-config was unable to find a valid .pc for libelf/libdw. Set PKG_CONFIG_PATH to specify the pkg-config configuration file location.])
559 # Turns out SLES12 doesn't bother shipping .pc file for libelf
560 AC_MSG_WARN([Finding libelf without pkg-config.])
561 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.)])
562 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.)])
563 AE_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.)])
564 ELFUTILS_LIBS="-lelf -ldw"
567 AC_SUBST([ELFUTILS_LIBS])
569 AE_IF_FEATURE_ENABLED([api-doc],
571 DX_DOXYGEN_FEATURE(ON)
581 DX_INIT_DOXYGEN([Babeltrace 2], [$(builddir)/Doxyfile], [output])
582 AS_IF([test -z "$DX_DOXYGEN"],
583 [AC_MSG_ERROR([You need doxygen to enable the API documentation])]
588 have_asciidoc_xmlto=no
589 warn_prebuilt_man_pages=no
591 AC_PATH_PROG([ASCIIDOC], [asciidoc], [no])
592 AC_PATH_PROG([XMLTO], [xmlto], [no])
594 AE_IF_FEATURE_ENABLED([man-pages], [
595 AS_IF([test "x$ASCIIDOC" = "xno" || test "x$XMLTO" = "xno"], [
596 AS_IF([test "x$in_git_repo" = "xyes"], [
597 # this is an error because we're in the Git repo, which
598 # means the man pages are not already generated for us,
599 # thus asciixmlto are required because we were asked
600 # to build the man pages
602 You need asciidoc and xmlto to build the Babeltrace man pages. Use
603 --disable-man-pages to disable building the man pages, in which case
604 they will not be installed.
607 # only warn here: since we're in the tarball, the man
608 # pages should already be generated at this point, thus
609 # asciidoc/xmlto are not strictly required
610 warn_prebuilt_man_pages=yes
613 have_asciidoc_xmlto=yes
617 # export AsciiDoc and xmlto existence
618 AM_CONDITIONAL([HAVE_ASCIIDOC_XMLTO], [test "x$have_asciidoc_xmlto" = "xyes"])
620 # a wonderful hack that seems necessary because $libdir is
621 # literally `${exec_prefix}/lib`, and $exec_prefix is set to `NONE`
622 # by autoconf when it's not specified by the user
623 AS_IF([test "x$exec_prefix" = xNONE], [
624 AS_IF([test "x$prefix" = xNONE], [
625 PREFIX="$ac_default_prefix"
640 # CFLAGS from libraries (the glib ones are needed for the following sizeof
642 AM_CFLAGS="${PTHREAD_CFLAGS} ${GLIB_CFLAGS}"
643 AM_CXXFLAGS="${PTHREAD_CFLAGS} ${GLIB_CFLAGS}"
645 # Check that the current size_t matches the size that glib thinks it should
646 # be. This catches problems on multi-arch where people try to do a 32-bit
647 # build while pointing at 64-bit glib headers. This is a common error because
648 # glib.h is not platform specific but it includes glibconfig.h which is and
649 # is usually installed in a non-standard path.
651 # Do this before enabling all the warning flags, as the
652 # AC_LANG_PROGRAM-generated program may generate some warning, which makes this
653 # test fail unnecessarily.
655 # Older versions of the pkg-config macros disallows PKG_* in the autoconf
656 # output. Specifically allow pkg_config_libdir to be able to print the
658 m4_pattern_allow([PKG_CONFIG_LIBDIR])
660 save_CFLAGS=${CFLAGS}
661 CFLAGS="${CFLAGS} ${AM_CFLAGS}"
667 G_STATIC_ASSERT(sizeof(size_t) == GLIB_SIZEOF_SIZE_T);
671 sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T. You probably need to set
672 PKG_CONFIG_LIBDIR to point to the right pkg-config files for your build
676 CFLAGS=${save_CFLAGS}
678 # Detect C and LD warning flags supported by the compiler.
680 # Detect warning flags supported by the C and C++ compilers and append them to
681 # WARN_CFLAGS and WARN_CXXFLAGS.
683 m4_define([WARN_FLAGS_LIST], [ dnl
686 -Wmissing-prototypes dnl
687 -Wmissing-declarations dnl
688 -Wnull-dereference dnl
690 -Wredundant-decls dnl
692 -Wjump-misses-init dnl
693 -Wsuggest-attribute=format dnl
694 -Wtautological-constant-out-of-range-compare dnl
698 -Wstrict-aliasing dnl
699 -Wmissing-noreturn dnl
701 -Wduplicated-cond dnl
702 -Wduplicated-branches dnl
704 -Wno-unused-parameter dnl
705 -Wno-sign-compare dnl
707 dnl Some versions of SWIG (like 3.0.12) generate code that produces
708 dnl -Wcast-function-type warnings. This warning is present in gcc >= 8. This
709 dnl combo happens on RHEL/Centos 8, for example. Later versions of SWIG (like
710 dnl 4.0.1) have the correct function signatures to not produce this warning.
711 dnl It's simpler to just disable the warning globally.
713 dnl Note that the Debian/Ubuntu SWIG package 3.0.12-2 contains a local patch to
714 dnl fix this (python-fix-function-cast-warnings.patch), so you won't be able to
715 dnl reproduce the warning using that package.
717 dnl Ref: https://github.com/swig/swig/issues/1259
718 -Wno-cast-function-type dnl
719 -Wno-missing-field-initializers dnl
722 # Pass -Werror as an extra flag during the test: this is needed to make the
723 # -Wunknown-warning-option diagnostic fatal with clang.
725 AX_APPEND_COMPILE_FLAGS([WARN_FLAGS_LIST], [WARN_CXXFLAGS], [-Werror])
727 AX_APPEND_COMPILE_FLAGS([WARN_FLAGS_LIST], [WARN_CFLAGS], [-Werror])
729 AE_IF_FEATURE_ENABLED([Werror], [WARN_CXXFLAGS="${WARN_CXXFLAGS} -Werror"])
730 AE_IF_FEATURE_ENABLED([Werror], [WARN_CFLAGS="${WARN_CFLAGS} -Werror"])
732 # The test used in AX_APPEND_COMPILE_FLAGS, generated using AC_LANG_PROGRAM, is
733 # written in such a way that it triggers warnings with the following warning
734 # flags. So they would always end up disabled if we put them there, because
735 # the test program would not build.
737 # Enable them here unconditionally. They are supported by GCC >= 4.8 and by
738 # Clang >= 3.3 (required by the project) and are only valid for C code.
739 WARN_CFLAGS="${WARN_CFLAGS} -Wold-style-definition -Wstrict-prototypes"
741 # CFLAGS from AX_APPEND_COMPILE_FLAGS.
742 AM_CXXFLAGS="${AM_CXXFLAGS} ${WARN_CXXFLAGS}"
743 AM_CFLAGS="${AM_CFLAGS} ${WARN_CFLAGS}"
745 # Done for AM_CXXFLAGS and AM_CFLAGS.
746 AC_SUBST(AM_CXXFLAGS)
749 # Set global CPPFLAGS in AM_CPPFLAGS
750 AM_CPPFLAGS="-I\$(top_srcdir)/include -I\$(top_builddir)/src -I\$(top_srcdir)/src -include common/config.h"
751 AC_SUBST(AM_CPPFLAGS)
753 # Add glib to global link libs
754 LIBS="$LIBS $GLIB_LIBS"
756 # Abuse autoconf's AC_ARG_PROGRAM output variable 'program_transform_name'
757 # to rename babeltrace2.bin to babeltrace2 at install time.
758 program_transform_name="s&babeltrace2\.bin&babeltrace2&;$program_transform_name"
759 AC_SUBST(program_transform_name)
763 doc/api/libbabeltrace2/Doxyfile
764 doc/api/libbabeltrace2/Makefile
765 doc/bindings/Makefile
766 doc/bindings/python/Makefile
767 doc/contributing-images/Makefile
769 doc/man/asciidoc-attrs.conf
774 src/autodisc/Makefile
775 src/babeltrace2-ctf-writer.pc
777 src/bindings/Makefile
778 src/bindings/python/bt2/bt2/version.py
779 src/bindings/python/bt2/Makefile
780 src/bindings/python/bt2/setup.py
781 src/bindings/python/Makefile
786 src/ctf-writer/Makefile
787 src/fd-cache/Makefile
788 src/lib/graph/Makefile
789 src/lib/graph/message/Makefile
791 src/lib/plugin/Makefile
792 src/lib/prio-heap/Makefile
793 src/lib/trace-ir/Makefile
796 src/plugins/common/Makefile
797 src/plugins/common/muxing/Makefile
798 src/plugins/common/param-validation/Makefile
799 src/plugins/ctf/common/bfcr/Makefile
800 src/plugins/ctf/common/Makefile
801 src/plugins/ctf/common/metadata/Makefile
802 src/plugins/ctf/common/msg-iter/Makefile
803 src/plugins/ctf/fs-sink/Makefile
804 src/plugins/ctf/fs-src/Makefile
805 src/plugins/ctf/lttng-live/Makefile
806 src/plugins/ctf/Makefile
807 src/plugins/lttng-utils/debug-info/Makefile
808 src/plugins/lttng-utils/Makefile
810 src/plugins/text/dmesg/Makefile
811 src/plugins/text/Makefile
812 src/plugins/text/pretty/Makefile
813 src/plugins/text/details/Makefile
814 src/plugins/utils/counter/Makefile
815 src/plugins/utils/dummy/Makefile
816 src/plugins/utils/Makefile
817 src/plugins/utils/muxer/Makefile
818 src/plugins/utils/trimmer/Makefile
819 src/py-common/Makefile
820 src/python-plugin-provider/Makefile
821 src/param-parse/Makefile
822 src/string-format/Makefile
823 tests/bitfield/Makefile
824 tests/ctf-writer/Makefile
826 tests/lib/test-plugin-plugins/Makefile
827 tests/lib/conds/Makefile
829 tests/param-validation/Makefile
830 tests/plugins/Makefile
831 tests/plugins/src.ctf.fs/Makefile
832 tests/plugins/src.ctf.fs/succeed/Makefile
833 tests/plugins/sink.ctf.fs/Makefile
834 tests/plugins/sink.ctf.fs/succeed/Makefile
835 tests/plugins/flt.lttng-utils.debug-info/Makefile
836 tests/plugins/flt.utils.muxer/Makefile
837 tests/plugins/flt.utils.muxer/succeed/Makefile
838 tests/plugins/flt.utils.trimmer/Makefile
839 tests/plugins/sink.text.pretty/Makefile
841 tests/utils/tap/Makefile
847 # Mini-report on what will be built.
856 AS_IF([test -n "bt_version_name"], [
857 AS_ECHO("${PPRINT_COLOR_BLDBLU}Babeltrace $PACKAGE_VERSION \"bt_version_name\"$PPRINT_COLOR_RST")
859 AS_ECHO("${PPRINT_COLOR_BLDBLU}Babeltrace $PACKAGE_VERSION")
864 AS_IF([test -n "bt_version_description"], [
865 AS_IF([test -n "$report_fold"], [
866 AS_ECHO("`AS_ECHO("bt_version_description") | $report_fold -s`")
868 AS_ECHO("bt_version_description")
874 PPRINT_SUBTITLE([System])
876 # Target architecture we're building for.
877 target_arch=$host_cpu
880 if test $f = "-m32"; then
882 elif test $f = "-m64"; then
888 PPRINT_PROP_STRING([Target architecture], $target_arch)
891 PPRINT_SUBTITLE([Python 3 language support])
892 test "x$have_python" = "xyes" && value=1 || value=0
893 PPRINT_PROP_BOOL([Have Python interpreter], $value)
894 test "x$have_python_dev" = "xyes" && value=1 || value=0
895 PPRINT_PROP_BOOL([Have Python development libraries], $value)
896 test "x$enable_python_bindings" = "xyes" && value=1 || value=0
897 PPRINT_PROP_BOOL_CUSTOM([Python bindings], $value, [To enable, use --enable-python-bindings])
898 test "x$enable_python_plugins" = "xyes" && value=1 || value=0
899 PPRINT_PROP_BOOL_CUSTOM([Python plugin support], $value, [To enable, use --enable-python-plugins])
900 AS_IF([test "x$have_python" = "xyes"], [
901 PPRINT_PROP_STRING([Python interpreter path], [$PYTHON])
903 AS_IF([test "x$have_python_dev" = "xyes"], [
904 PPRINT_PROP_STRING([python-config path], [$PYTHON_CONFIG])
905 PPRINT_PROP_STRING([Python include paths], [$PYTHON_INCLUDE])
906 PPRINT_PROP_STRING([Python linker flags], [$PYTHON_LDFLAGS])
908 AE_IF_FEATURE_ENABLED([python-bindings], [
909 PPRINT_PROP_STRING([SWIG executable], [$SWIG])
910 PPRINT_PROP_STRING([SWIG library], [$SWIG_LIB])
914 PPRINT_SUBTITLE([Plugins])
915 PPRINT_PROP_BOOL(['ctf' plugin], 1)
916 test "x$enable_debug_info" = "xyes" && value=1 || value=0
917 PPRINT_PROP_BOOL_CUSTOM(['lttng-utils' plugin], $value, [To enable, use --enable-debug-info])
918 PPRINT_PROP_BOOL(['text' plugin], 1)
919 PPRINT_PROP_BOOL(['utils' plugin], 1)
922 PPRINT_SUBTITLE([Built-in features])
923 test "x$enable_built_in_plugins" = "xyes" && value=1 || value=0
924 PPRINT_PROP_BOOL_CUSTOM([Built-in plugins], $value, [To enable, use --enable-built-in-plugins])
925 test "x$enable_built_in_python_plugin_support" = "xyes" && value=1 || value=0
926 PPRINT_PROP_BOOL_CUSTOM([Built-in Python plugin support], $value, [To enable, use --enable-built-in-python-plugin-support])
929 PPRINT_SUBTITLE([Documentation])
931 # man pages build enabled/disabled
932 m4_pushdef([build_man_pages_msg], [Build and install man pages])
934 AS_IF([test "x$enable_man_pages" != "xno"], [
935 AS_IF([test "x$in_git_repo" = "xyes"], [
936 PPRINT_PROP_BOOL([build_man_pages_msg], 1)
938 AS_IF([test "x$have_asciidoc_xmlto" = "xyes"], [
939 PPRINT_PROP_BOOL([build_man_pages_msg], 1)
941 PPRINT_PROP_STRING([build_man_pages_msg],
942 [${PPRINT_COLOR_BLDGRN}yes (already built)],
943 $PPRINT_COLOR_SUBTITLE)
947 PPRINT_PROP_BOOL_CUSTOM([build_man_pages_msg], 0, [To build man pages, use --enable-man-pages])
950 m4_popdef([build_man_pages_msg])
952 test "x$enable_api_doc" = "xyes" && value=1 || value=0
953 PPRINT_PROP_BOOL_CUSTOM([HTML API documentation], $value, [To build documentation, use --enable-api-doc])
954 test "x$enable_python_bindings_doc" = "xyes" && value=1 || value=0
955 PPRINT_PROP_BOOL_CUSTOM([Python bindings documentation], $value, [To build the Python bindings documentation, use --enable-python-bindings-doc])
958 PPRINT_SUBTITLE([Logging])
959 PPRINT_PROP_STRING([Minimal log level], $BABELTRACE_MINIMAL_LOG_LEVEL)
962 PPRINT_SUBTITLE([Special build modes])
963 PPRINT_PROP_BOOL_CUSTOM([Debug mode], $BABELTRACE_DEBUG_MODE, [To enable, set the BABELTRACE_DEBUG_MODE environment variable to 1])
964 PPRINT_PROP_BOOL_CUSTOM([Developer mode], $BABELTRACE_DEV_MODE, [To enable, set the BABELTRACE_DEV_MODE environment variable to 1])
966 report_bindir="`eval eval echo $bindir`"
967 report_libdir="`eval eval echo $libdir`"
968 report_sysconfdif="`eval eval echo $sysconfdir`"
969 report_pluginsdir="`eval eval eval echo $BABELTRACE_PLUGINS_DIR`"
970 report_pluginprovidersdir="`eval eval eval echo $BABELTRACE_PLUGIN_PROVIDERS_DIR`"
972 # Print the bindir and libdir this `make install' will install into.
974 PPRINT_SUBTITLE([Install directories])
975 PPRINT_PROP_STRING([Binaries], [$report_bindir])
976 PPRINT_PROP_STRING([Libraries], [$report_libdir])
977 PPRINT_PROP_STRING([Plugins], [$report_pluginsdir])
978 PPRINT_PROP_STRING([Plugin providers], [$report_pluginprovidersdir])
979 PPRINT_PROP_STRING([Configuration], [$report_sysconfdif])