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/])
23 # Following the numbering scheme proposed by libtool for the library version
24 # http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
25 m4_define([bt_lib_version_current], [0])
26 m4_define([bt_lib_version_revision], [0])
27 m4_define([bt_lib_version_age], [0])
28 m4_define([bt_lib_version], bt_lib_version_current[:]bt_lib_version_revision[:]bt_lib_version_age)
30 bt_version_description=""
31 bt_version_description_c_safe=$(echo $bt_version_description | $SED 's/"/\\"/g')
33 AC_SUBST([BABELTRACE_LIBRARY_VERSION], bt_lib_version)
35 AC_CONFIG_HEADERS([src/common/config.h])
36 AC_CONFIG_AUX_DIR([config])
37 AC_CONFIG_MACRO_DIR([m4])
39 AC_DEFINE([BT_VERSION_MAJOR], bt_version_major, [Babeltrace major version])
40 AC_DEFINE([BT_VERSION_MINOR], bt_version_minor, [Babeltrace minor version])
41 AC_DEFINE([BT_VERSION_PATCH], bt_version_patch, [Babeltrace patch version])
42 AC_DEFINE([BT_VERSION_DEV_STAGE], ["]bt_version_dev_stage["], [Babeltrace version development stage (can be empty)])
43 AC_DEFINE([BT_VERSION_NAME], ["]bt_version_name["], [Babeltrace version name])
44 AC_DEFINE_UNQUOTED([BT_VERSION_DESCRIPTION], ["$bt_version_description_c_safe"], [Babeltrace version description])
51 ## Automake base setup ##
54 AM_INIT_AUTOMAKE([1.12 foreign dist-bzip2 no-dist-gzip tar-ustar nostdinc])
55 AM_MAINTAINER_MODE([enable])
57 # Enable silent rules if available (Introduced in AM 1.11)
58 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
62 ## OS specific defaults ##
66 DEFAULT_ENABLE_DEBUG_INFO=yes
71 DEFAULT_ENABLE_DEBUG_INFO=no
75 DEFAULT_ENABLE_DEBUG_INFO=no
76 LT_NO_UNDEFINED="-no-undefined"
81 DEFAULT_ENABLE_DEBUG_INFO=no
82 LT_NO_UNDEFINED="-no-undefined"
86 AM_CONDITIONAL([BABELTRACE_BUILD_WITH_MINGW], [test "x$MINGW32" = "xyes"])
87 AC_SUBST(LT_NO_UNDEFINED)
91 ## C compiler checks ##
94 AC_USE_SYSTEM_EXTENSIONS
97 # Choose the c compiler
100 # Make sure the c compiler supports C99
101 AC_PROG_CC_C99([], [AC_MSG_ERROR([The compiler does not support C99])])
103 # Make sure the c compiler supports __attributes__
105 AS_IF([test "x$ax_cv___attribute__" != "xyes"],
106 [AC_MSG_ERROR([The compiler does not support __attribute__ extensions])])
108 # Make sur we have pthread support
109 AX_PTHREAD([], [AC_MSG_ERROR([Could not configure pthread support])])
111 # Checks for typedefs, structures, and compiler characteristics.
126 AC_CHECK_TYPES([ptrdiff_t])
153 # Check if the linker supports no-as-needed
154 AX_APPEND_LINK_FLAGS([-Wl,--no-as-needed], [LD_NO_AS_NEEDED])
155 AC_SUBST([LD_NO_AS_NEEDED])
157 # Check if the linker supports whole-archive
158 AX_CHECK_LINK_FLAG([-Wl,--whole-archive,--no-whole-archive],
160 AC_SUBST([LD_WHOLE_ARCHIVE], [-Wl,--whole-archive,])
161 AC_SUBST([LD_NO_WHOLE_ARCHIVE], [,--no-whole-archive])
163 # Fallback to force_load for the macOS linker
164 AX_CHECK_LINK_FLAG([-Wl,-force_load],
166 AC_SUBST([LD_WHOLE_ARCHIVE], [-Wl,-force_load,])
167 AC_SUBST([LD_NO_WHOLE_ARCHIVE], [])
169 AC_MSG_WARN([Can't find a linker option to force the inclusion of the static plugin archive objects.])
175 # Initialize and configure libtool
180 ## Programs checks ##
186 AC_PATH_PROG([report_fold], [fold])
188 # set $IN_GIT_REPO if we're in the Git repository; the `bootstrap` file
189 # is not distributed in tarballs
190 AS_IF([test -f "$srcdir/bootstrap"], [in_git_repo=yes], [in_git_repo=no])
191 AM_CONDITIONAL([IN_GIT_REPO], [test "x$in_git_repo" = "xyes"])
195 AX_PROG_BISON_VERSION([2.5], [have_bison=yes])
197 AS_IF([test "x$have_bison" != "xyes"], [
198 AS_IF([test "x$in_git_repo" = "xyes"], [
200 Bison >= 2.4 is required when building from the Git repository. You can
201 set the YACC variable to override automatic detection.
205 Missing Bison >= 2.4. Note that the parser files are already built in
206 this distribution tarball, so Bison is only needed if you intend to
207 modify their sources. You can set the YACC variable to override automatic
212 AM_CONDITIONAL([HAVE_BISON], [test "x$have_bison" = "xyes"])
216 AX_PROG_FLEX_VERSION([2.5.35], [have_flex=yes])
218 AS_IF([test "x$have_flex" != "xyes"], [
219 AS_IF([test "x$in_git_repo" = "xyes"], [
221 Flex >= 2.5.35 is required when building from the Git repository. You can
222 set the LEX variable to override automatic detection.
226 Missing Flex >= 2.5.35. Note that the lexer files are already built in
227 this distribution tarball, so Flex is only needed if you intend to
228 modify their sources. You can set the LEX variable to override automatic
233 AM_CONDITIONAL([HAVE_FLEX], [test "x$have_flex" = "xyes"])
240 # Check what libraries are required on this platform to link sockets programs.
243 # Check for glib >= 2.28 with gmodule support
244 AM_PATH_GLIB_2_0([2.28.0], [],
245 AC_MSG_ERROR([glib >= 2.28 is required - download it from ftp://ftp.gtk.org/pub/gtk]),
249 # Checks for library functions.
283 # AC_FUNC_MALLOC causes problems when cross-compiling.
288 AC_CHECK_LIB([c], [fmemopen],
289 [AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_FMEMOPEN], 1, [Has fmemopen support.])]
292 # Check for open_memstream
293 AC_CHECK_LIB([c], [open_memstream],
294 [AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_OPEN_MEMSTREAM], 1, [Has open_memstream support.])]
297 # Check for posix_fallocate
298 AC_CHECK_LIB([c], [posix_fallocate],
299 [AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_POSIX_FALLOCATE], 1, [Has posix_fallocate support.])]
306 AC_ARG_VAR([PYTHON_INCLUDE], [Include flags for Python, bypassing python-config])
307 AC_ARG_VAR([PYTHON_LDFLAGS], [Linker flags for Python, bypassing python-config])
308 AC_ARG_VAR([PYTHON_CONFIG], [Path to python-config])
310 # BABELTRACE_PLUGINS_DIR: Plugins directory
311 AC_ARG_VAR([BABELTRACE_PLUGINS_DIR], [built-in plugins install directory [LIBDIR/babeltrace2/plugins]])
312 AS_IF([test "x$BABELTRACE_PLUGINS_DIR" = x], [BABELTRACE_PLUGINS_DIR='${libdir}/babeltrace2/plugins'])
314 # BABELTRACE_PLUGIN_PROVIDERS_DIR: Plugin providers directory
315 AC_ARG_VAR([BABELTRACE_PLUGIN_PROVIDERS_DIR], [built-in plugin providers install directory [LIBDIR/babeltrace2/plugin-providers]])
316 AS_IF([test "x$BABELTRACE_PLUGIN_PROVIDERS_DIR" = x], [BABELTRACE_PLUGIN_PROVIDERS_DIR='${libdir}/babeltrace2/plugin-providers'])
318 # BABELTRACE_MINIMAL_LOG_LEVEL:
319 AC_ARG_VAR([BABELTRACE_MINIMAL_LOG_LEVEL], [Minimal log level for Babeltrace program, library, and plugins (TRACE, DEBUG (default), or INFO)])
320 AS_IF([test "x$BABELTRACE_MINIMAL_LOG_LEVEL" = x], [BABELTRACE_MINIMAL_LOG_LEVEL="DEBUG"])
321 AS_IF([test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "TRACE" && \
322 test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "DEBUG" && \
323 test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "INFO"],
324 [AC_MSG_ERROR([Invalid BABELTRACE_MINIMAL_LOG_LEVEL value ($BABELTRACE_MINIMAL_LOG_LEVEL): use TRACE, DEBUG, or INFO.])]
326 AC_DEFINE_UNQUOTED([BT_MINIMAL_LOG_LEVEL], [BT_LOG_$BABELTRACE_MINIMAL_LOG_LEVEL], [Minimal log level])
328 # BABELTRACE_DEV_MODE:
329 AC_ARG_VAR([BABELTRACE_DEV_MODE], [Set to 1 to enable the Babeltrace developer mode (enables run-time checks for plugin developers)])
330 AS_IF([test "x$BABELTRACE_DEV_MODE" = x1], [
331 AC_DEFINE([BT_DEV_MODE], 1, [Babeltrace developer mode])
332 ], [BABELTRACE_DEV_MODE=0])
333 AM_CONDITIONAL([DEV_MODE], [test "x$BABELTRACE_DEV_MODE" = x1])
335 # BABELTRACE_DEBUG_MODE:
336 AC_ARG_VAR([BABELTRACE_DEBUG_MODE], [Set to 1 to enable the Babeltrace debug mode (enables internal assertions for Babeltrace maintainers)])
337 AS_IF([test "x$BABELTRACE_DEBUG_MODE" = x1], [
338 AC_DEFINE([BT_DEBUG_MODE], 1, [Babeltrace debug mode])
339 ], [BABELTRACE_DEBUG_MODE=0])
343 ## Optionnal features selection ##
347 # Disabled by default
348 AC_ARG_ENABLE([python-bindings],
349 [AC_HELP_STRING([--enable-python-bindings], [build the Python bindings])],
350 [], dnl AC_ARG_ENABLE will fill enable_python_bindings with the user choice
351 [enable_python_bindings=unspecified]
354 # Python bindings documentation
355 # Disabled by default
356 AC_ARG_ENABLE([python-bindings-doc],
357 [AC_HELP_STRING([--enable-python-bindings-doc], [build the Python bindings documentation])],
358 [], dnl AC_ARG_ENABLE will fill enable_python_bindings_doc with the user choice
359 [enable_python_bindings_doc=no]
363 # Disabled by default
364 AC_ARG_ENABLE([python-plugins],
365 [AC_HELP_STRING([--enable-python-plugins], [enable the Python plugins support for the library and converter])]
366 dnl AC_ARG_ENABLE will fill enable_python_plugins with the user choice
370 # Enabled by default, except on some platforms
371 AC_ARG_ENABLE([debug-info],
372 [AC_HELP_STRING([--disable-debug-info], [disable the debug info support (default on macOS, Solaris and Windows)])],
373 [], dnl AC_ARG_ENABLE will fill enable_debug_info with the user choice
374 [enable_debug_info="$DEFAULT_ENABLE_DEBUG_INFO"]
378 # Disabled by default
379 AC_ARG_ENABLE([api-doc],
380 [AC_HELP_STRING([--enable-api-doc], [build the HTML API documentation])],
381 [enable_api_doc=$enableval]
385 # Disabled by default
386 AC_ARG_ENABLE([built-in-plugins],
387 [AC_HELP_STRING([--enable-built-in-plugins], [Statically-link in-tree plug-ins into the babeltrace2 executable])]
388 dnl AC_ARG_ENABLE will fill enable_built_in_plugins with the user choice
391 # Built-in python plugin support
392 # Disabled by default
393 AC_ARG_ENABLE([built-in-python-plugin-support],
394 [AC_HELP_STRING([--enable-built-in-python-plugin-support], [Statically-link Python plugin support into the babeltrace library])]
395 dnl AC_ARG_ENABLE will fill enable_built_in_python_plugin_support with the user choice
400 AC_ARG_ENABLE([man-pages],
401 [AS_HELP_STRING([--disable-man-pages], [Do not build and install man pages (already built in a distributed tarball])],
402 [], dnl AC_ARG_ENABLE will fill enable_man_pages with the user choice
403 [enable_man_pages=yes]
407 # Set automake variables for optionnal feature conditionnals in Makefile.am
408 AM_CONDITIONAL([ENABLE_PYTHON_BINDINGS], [test "x$enable_python_bindings" = xyes])
409 AM_CONDITIONAL([ENABLE_PYTHON_BINDINGS_DOC], [test "x$enable_python_bindings_doc" = xyes])
410 AM_CONDITIONAL([ENABLE_PYTHON_PLUGINS], [test "x$enable_python_plugins" = xyes])
411 AM_CONDITIONAL([ENABLE_DEBUG_INFO], [test "x$enable_debug_info" = xyes])
412 AM_CONDITIONAL([ENABLE_API_DOC], [test "x$enable_api_doc" = xyes])
413 AM_CONDITIONAL([ENABLE_BUILT_IN_PLUGINS], [test "x$enable_built_in_plugins" = xyes])
414 AM_CONDITIONAL([ENABLE_BUILT_IN_PYTHON_PLUGIN_SUPPORT], [test "x$enable_built_in_python_plugin_support" = xyes])
415 AM_CONDITIONAL([ENABLE_MAN_PAGES], [test "x$enable_man_pages" = xyes])
416 AM_CONDITIONAL([ENABLE_PYTHON_COMMON_DEPS], [test "x$enable_python_bindings" = xyes || test "x$enable_python_plugins" = xyes])
418 # Set defines for optionnal features conditionnals in the source code
420 AS_IF([test "x$enable_built_in_plugins" = xyes],
421 [AC_DEFINE([BT_BUILT_IN_PLUGINS], [1], [Define to 1 to register plug-in attributes in static executable sections])]
424 AS_IF([test "x$enable_built_in_python_plugin_support" = xyes],
425 [AC_DEFINE([BT_BUILT_IN_PYTHON_PLUGIN_SUPPORT], [1], [Define to 1 to register plug-in attributes in static executable sections])]
428 AS_IF([test "x$enable_debug_info" = xyes],
429 [ENABLE_DEBUG_INFO_VAL=1],
430 [ENABLE_DEBUG_INFO_VAL=0]
433 AC_SUBST([ENABLE_DEBUG_INFO_VAL])
435 # Check for conflicting Python related features user choices.
436 AS_IF([test "x$enable_python_plugins" = xyes],
438 AS_IF([test "x$enable_python_bindings" = xunspecified],
440 # --enable-python-plugins was provided but --enable-python-bindings was
441 # omitted. Turn the Python bindings ON anyway because it's needed to
442 # use the Python plugins.
443 enable_python_bindings=yes
446 AS_IF([test "x$enable_python_bindings" = xno],
448 # --enable-python-plugins _and_ --disable-python-bindings were
449 # used. This is invalid because Python plugins need the Python
450 # bindings to be useful.
451 AC_MSG_ERROR(--enable-python-bindings must be used to support Python plugins)
459 # Check for conflicting optional features user choices
461 AS_IF([test "x$enable_built_in_plugins" = xyes],
463 # Built-in plug-ins are only available when the --disable-shared --enable-static options are used.
464 AS_IF([test "x$enable_static" != xyes], [AC_MSG_ERROR(--enable-static must be used to bundle plug-ins in the babeltrace2 executable)])
465 AS_IF([test "x$enable_shared" = xyes], [AC_MSG_ERROR(--disable-shared must be used to bundle plug-ins in the babeltrace2 executable)])
469 AS_IF([test "x$enable_built_in_python_plugin_support" = xyes],
471 AS_IF([test "x$enable_python_plugins" != xyes], [AC_MSG_ERROR([--enable-python-plugins must be used to bundle Python plugin support in the babeltrace2 executable])])
472 # Built-in plug-ins are only available when the --disable-shared --enable-static options are used.
473 AS_IF([test "x$enable_static" != xyes], [AC_MSG_ERROR(--enable-static must be used to bundle Python plugin support in the babeltrace2 executable)])
474 AS_IF([test "x$enable_shared" = xyes], [AC_MSG_ERROR(--disable-shared must be used to bundle Python plugin support in the babeltrace2 executable)])
479 # Check for optionnal features dependencies
481 AS_IF([test "x$enable_python_bindings" = xyes],
482 [AX_PKG_SWIG(2.0.0, [], [AC_MSG_ERROR([SWIG 2.0.0 or newer is required to build the python bindings])])]
485 AM_PATH_PYTHON([3.0], [
486 AM_PATH_PYTHON_MODULES([PYTHON])
488 # pythondir is the path where extra modules are to be installed
489 pythondir=$PYTHON_PREFIX/$PYTHON_MODULES_PATH
491 # pyexecdir is the path that contains shared objects used by the extra modules
492 pyexecdir=$PYTHON_EXEC_PREFIX/$PYTHON_MODULES_PATH
494 AS_IF([test -z "$PYTHON_CONFIG"], [
495 AC_PATH_PROGS([PYTHON_CONFIG],
496 [python$PYTHON_VERSION-config python-config],
501 AS_IF([test -n "$PYTHON_CONFIG"], [
502 AS_IF([test -z "$PYTHON_INCLUDE"], [
503 AC_MSG_CHECKING([Python include flags])
504 PYTHON_INCLUDE=`$PYTHON_CONFIG --includes`
505 AC_MSG_RESULT([$PYTHON_INCLUDE])
508 AS_IF([test -z "$PYTHON_LDFLAGS"], [
509 AC_MSG_CHECKING([Python library flags])
510 # Python 3.8+ requires that we pass --embed to get the -lpython3.x flag.
511 AS_IF([! PYTHON_LDFLAGS=`$PYTHON_CONFIG --ldflags --embed`], [
512 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$PYTHON_SPHINX_EXISTS" = xno], [
535 AC_MSG_ERROR([The Sphinx package for Python 3 is required to build the Python bindings documentation])
538 AS_IF([test "x$enable_python_bindings" != xyes], [
539 AC_MSG_ERROR([The Python bindings are required to build their documentation])
544 AS_IF([test "x$enable_debug_info" = xyes],
546 # Check if libelf and libdw are present
547 AC_CHECK_LIB([elf], [elf_version], [:], [AC_MSG_ERROR(Missing libelf (from elfutils >= 0.154) which is required by debug info. You can disable this feature using --disable-debug-info.)])
548 AC_CHECK_LIB([dw], [dwarf_begin], [:], [AC_MSG_ERROR(Missing libdw (from elfutils >= 0.154) which is required by debug info. You can disable this feature using --disable-debug-info.)])
549 BT_LIB_ELFUTILS([0], [154], [:], [AC_MSG_ERROR(elfutils >= 0.154 is required to use the debug info feature. You can disable this feature using --disable-debug-info.)])
550 ELFUTILS_LIBS="-lelf -ldw"
553 AC_SUBST([ELFUTILS_LIBS])
555 AS_IF([test "x$enable_api_doc" = "xyes"],
557 DX_DOXYGEN_FEATURE(ON)
567 DX_INIT_DOXYGEN([Babeltrace 2], [$(builddir)/Doxyfile], [output])
568 AS_IF([test -z "$DX_DOXYGEN"],
569 [AC_MSG_ERROR([You need doxygen to enable the API documentation])]
574 have_asciidoc_xmlto=no
575 warn_prebuilt_man_pages=no
577 AC_PATH_PROG([ASCIIDOC], [asciidoc], [no])
578 AC_PATH_PROG([XMLTO], [xmlto], [no])
580 AS_IF([test "x$enable_man_pages" = "xyes"], [
581 AS_IF([test "x$ASCIIDOC" = "xno" || test "x$XMLTO" = "xno"], [
582 AS_IF([test "x$in_git_repo" = "xyes"], [
583 # this is an error because we're in the Git repo, which
584 # means the man pages are not already generated for us,
585 # thus asciixmlto are required because we were asked
586 # to build the man pages
588 You need asciidoc and xmlto to build the Babeltrace man pages. Use
589 --disable-man-pages to disable building the man pages, in which case
590 they will not be installed.
593 # only warn here: since we're in the tarball, the man
594 # pages should already be generated at this point, thus
595 # asciidoc/xmlto are not strictly required
596 warn_prebuilt_man_pages=yes
599 have_asciidoc_xmlto=yes
603 # export AsciiDoc and xmlto existence
604 AM_CONDITIONAL([HAVE_ASCIIDOC_XMLTO], [test "x$have_asciidoc_xmlto" = "xyes"])
606 # a wonderful hack that seems necessary because $libdir is
607 # literally `${exec_prefix}/lib`, and $exec_prefix is set to `NONE`
608 # by autoconf when it's not specified by the user
609 AS_IF([test "x$exec_prefix" = xNONE], [
610 AS_IF([test "x$prefix" = xNONE], [
611 PREFIX="$ac_default_prefix"
623 # CFLAGS from libraries (the glib ones are needed for the following sizeof
625 AM_CFLAGS="${PTHREAD_CFLAGS} ${GLIB_CFLAGS}"
627 # Check that the current size_t matches the size that glib thinks it should
628 # be. This catches problems on multi-arch where people try to do a 32-bit
629 # build while pointing at 64-bit glib headers. This is a common error because
630 # glib.h is not platform specific but it includes glibconfig.h which is and
631 # is usually installed in a non-standard path.
633 # Do this before enabling all the warning flags, as the
634 # AC_LANG_PROGRAM-generated program may generate some warning, which makes this
635 # test fail unnecessarily.
637 # Older versions of the pkg-config macros disallows PKG_* in the autoconf
638 # output. Specifically allow pkg_config_libdir to be able to print the
640 m4_pattern_allow([PKG_CONFIG_LIBDIR])
642 save_CFLAGS=${CFLAGS}
643 CFLAGS="${CFLAGS} ${AM_CFLAGS}"
649 G_STATIC_ASSERT(sizeof(size_t) == GLIB_SIZEOF_SIZE_T);
653 sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T. You probably need to set
654 PKG_CONFIG_LIBDIR to point to the right pkg-config files for your build
658 CFLAGS=${save_CFLAGS}
660 # Detect C and LD warning flags supported by the compiler.
662 # Detect warning flags supported by the compiler, append them to WARN_CFLAGS.
664 # Pass -Werror as an extra flag during the test: this is needed to make the
665 # -Wunknown-warning-option diagnostic fatal with clang.
666 AX_APPEND_COMPILE_FLAGS([ dnl
669 -Wmissing-prototypes dnl
670 -Wmissing-declarations dnl
671 -Wnull-dereference dnl
673 -Wredundant-decls dnl
675 -Wjump-misses-init dnl
676 -Wsuggest-attribute=format dnl
677 -Wtautological-constant-out-of-range-compare dnl
681 -Wstrict-aliasing dnl
682 -Wmissing-noreturn dnl
684 -Wduplicated-cond dnl
685 -Wduplicated-branches dnl
687 -Wno-unused-parameter dnl
688 -Wno-sign-compare dnl
690 dnl Some versions of SWIG (like 3.0.12) generate code that produces
691 dnl -Wcast-function-type warnings. This warning is present in gcc >= 8. This
692 dnl combo happens on RHEL/Centos 8, for example. Later versions of SWIG (like
693 dnl 4.0.1) have the correct function signatures to not produce this warning.
694 dnl It's simpler to just disable the warning globally.
696 dnl Note that the Debian/Ubuntu SWIG package 3.0.12-2 contains a local patch to
697 dnl fix this (python-fix-function-cast-warnings.patch), so you won't be able to
698 dnl reproduce the warning using that package.
700 dnl Ref: https://github.com/swig/swig/issues/1259
701 -Wno-cast-function-type dnl
702 -Wno-missing-field-initializers dnl
707 # When given, add -Werror to WARN_CFLAGS.
708 AC_ARG_ENABLE([Werror],
709 [AS_HELP_STRING([--enable-Werror], [Treat compiler warnings as errors.])]
711 AS_IF([test "x$enable_Werror" = "xyes"],
712 [WARN_CFLAGS="${WARN_CFLAGS} -Werror"]
715 # The test used in AX_APPEND_COMPILE_FLAGS, generated using AC_LANG_PROGRAM, is
716 # written in such a way that it triggers warnings with the following warning
717 # flags. So they would always end up disabled if we put them there, because
718 # the test program would not build.
720 # Enable them here unconditionally. They are supported by GCC >= 4.8 and by
722 WARN_CFLAGS="${WARN_CFLAGS} -Wold-style-definition -Wstrict-prototypes"
724 # CFLAGS from AX_APPEND_COMPILE_FLAGS.
725 AM_CFLAGS="${AM_CFLAGS} ${WARN_CFLAGS}"
727 # Done for AM_CFLAGS.
730 # Set global CPPFLAGS in AM_CPPFLAGS
731 AM_CPPFLAGS="-I\$(top_srcdir)/include -I\$(top_builddir)/src -I\$(top_srcdir)/src -include common/config.h"
732 AC_SUBST(AM_CPPFLAGS)
734 # Add glib to global link libs
735 LIBS="$LIBS $GLIB_LIBS"
737 # Abuse autoconf's AC_ARG_PROGRAM output variable 'program_transform_name'
738 # to rename babeltrace2.bin to babeltrace2 at install time.
739 program_transform_name="s&babeltrace2\.bin&babeltrace2&;$program_transform_name"
740 AC_SUBST(program_transform_name)
744 doc/api/libbabeltrace2/Doxyfile
745 doc/api/libbabeltrace2/Makefile
746 doc/bindings/Makefile
747 doc/bindings/python/Makefile
748 doc/contributing-images/Makefile
750 doc/man/asciidoc-attrs.conf
755 src/autodisc/Makefile
756 src/babeltrace2-ctf-writer.pc
758 src/bindings/Makefile
759 src/bindings/python/bt2/bt2/version.py
760 src/bindings/python/bt2/Makefile
761 src/bindings/python/bt2/setup.py
762 src/bindings/python/Makefile
767 src/ctf-writer/Makefile
768 src/fd-cache/Makefile
769 src/lib/graph/Makefile
770 src/lib/graph/message/Makefile
772 src/lib/plugin/Makefile
773 src/lib/prio-heap/Makefile
774 src/lib/trace-ir/Makefile
777 src/plugins/common/Makefile
778 src/plugins/common/muxing/Makefile
779 src/plugins/common/param-validation/Makefile
780 src/plugins/ctf/common/bfcr/Makefile
781 src/plugins/ctf/common/Makefile
782 src/plugins/ctf/common/metadata/Makefile
783 src/plugins/ctf/common/msg-iter/Makefile
784 src/plugins/ctf/fs-sink/Makefile
785 src/plugins/ctf/fs-src/Makefile
786 src/plugins/ctf/lttng-live/Makefile
787 src/plugins/ctf/Makefile
788 src/plugins/lttng-utils/debug-info/Makefile
789 src/plugins/lttng-utils/Makefile
791 src/plugins/text/dmesg/Makefile
792 src/plugins/text/Makefile
793 src/plugins/text/pretty/Makefile
794 src/plugins/text/details/Makefile
795 src/plugins/utils/counter/Makefile
796 src/plugins/utils/dummy/Makefile
797 src/plugins/utils/Makefile
798 src/plugins/utils/muxer/Makefile
799 src/plugins/utils/trimmer/Makefile
800 src/py-common/Makefile
801 src/python-plugin-provider/Makefile
802 src/param-parse/Makefile
803 src/string-format/Makefile
804 tests/bitfield/Makefile
805 tests/ctf-writer/Makefile
807 tests/lib/test-plugin-plugins/Makefile
808 tests/lib/conds/Makefile
810 tests/param-validation/Makefile
811 tests/plugins/Makefile
812 tests/plugins/src.ctf.fs/Makefile
813 tests/plugins/src.ctf.fs/succeed/Makefile
814 tests/plugins/sink.ctf.fs/Makefile
815 tests/plugins/sink.ctf.fs/succeed/Makefile
816 tests/plugins/flt.lttng-utils.debug-info/Makefile
817 tests/plugins/flt.utils.muxer/Makefile
818 tests/plugins/flt.utils.muxer/succeed/Makefile
819 tests/plugins/flt.utils.trimmer/Makefile
821 tests/utils/tap/Makefile
827 # Mini-report on what will be built.
836 AS_IF([test -n "bt_version_name"], [
837 AS_ECHO("${PPRINT_COLOR_BLDBLU}Babeltrace $PACKAGE_VERSION \"bt_version_name\"$PPRINT_COLOR_RST")
839 AS_ECHO("${PPRINT_COLOR_BLDBLU}Babeltrace $PACKAGE_VERSION")
844 AS_IF([test -n "$bt_version_description"], [
845 AS_IF([test -n "$report_fold"], [
846 AS_ECHO("`AS_ECHO("$bt_version_description") | $report_fold -s`")
848 AS_ECHO("$bt_version_description")
854 PPRINT_SUBTITLE([System])
856 # Target architecture we're building for.
857 target_arch=$host_cpu
860 if test $f = "-m32"; then
862 elif test $f = "-m64"; then
868 PPRINT_PROP_STRING([Target architecture], $target_arch)
871 PPRINT_SUBTITLE([Python 3 language support])
872 test "x$have_python" = "xyes" && value=1 || value=0
873 PPRINT_PROP_BOOL([Have Python interpreter], $value)
874 test "x$have_python_dev" = "xyes" && value=1 || value=0
875 PPRINT_PROP_BOOL([Have Python development libraries], $value)
876 test "x$enable_python_bindings" = "xyes" && value=1 || value=0
877 PPRINT_PROP_BOOL_CUSTOM([Python bindings], $value, [To enable, use --enable-python-bindings])
878 test "x$enable_python_plugins" = "xyes" && value=1 || value=0
879 PPRINT_PROP_BOOL_CUSTOM([Python plugin support], $value, [To enable, use --enable-python-plugins])
880 AS_IF([test "x$have_python" = "xyes"], [
881 PPRINT_PROP_STRING([Python interpreter path], [$PYTHON])
883 AS_IF([test "x$have_python_dev" = "xyes"], [
884 PPRINT_PROP_STRING([python-config path], [$PYTHON_CONFIG])
885 PPRINT_PROP_STRING([Python include paths], [$PYTHON_INCLUDE])
886 PPRINT_PROP_STRING([Python linker flags], [$PYTHON_LDFLAGS])
888 AS_IF([test "x$enable_python_bindings" = "xyes"], [
889 PPRINT_PROP_STRING([SWIG executable], [$SWIG])
890 PPRINT_PROP_STRING([SWIG library], [$SWIG_LIB])
894 PPRINT_SUBTITLE([Plugins])
895 PPRINT_PROP_BOOL(['ctf' plugin], 1)
896 test "x$enable_debug_info" = "xyes" && value=1 || value=0
897 PPRINT_PROP_BOOL_CUSTOM(['lttng-utils' plugin], $value, [To enable, use --enable-debug-info])
898 PPRINT_PROP_BOOL(['text' plugin], 1)
899 PPRINT_PROP_BOOL(['utils' plugin], 1)
902 PPRINT_SUBTITLE([Built-in features])
903 test "x$enable_built_in_plugins" = "xyes" && value=1 || value=0
904 PPRINT_PROP_BOOL_CUSTOM([Built-in plugins], $value, [To enable, use --enable-built-in-plugins])
905 test "x$enable_built_in_python_plugin_support" = "xyes" && value=1 || value=0
906 PPRINT_PROP_BOOL_CUSTOM([Built-in Python plugin support], $value, [To enable, use --enable-built-in-python-plugin-support])
909 PPRINT_SUBTITLE([Documentation])
911 # man pages build enabled/disabled
912 m4_pushdef([build_man_pages_msg], [Build and install man pages])
914 AS_IF([test "x$enable_man_pages" != "xno"], [
915 AS_IF([test "x$in_git_repo" = "xyes"], [
916 PPRINT_PROP_BOOL([build_man_pages_msg], 1)
918 AS_IF([test "x$have_asciidoc_xmlto" = "xyes"], [
919 PPRINT_PROP_BOOL([build_man_pages_msg], 1)
921 PPRINT_PROP_STRING([build_man_pages_msg],
922 [${PPRINT_COLOR_BLDGRN}yes (already built)],
923 $PPRINT_COLOR_SUBTITLE)
927 PPRINT_PROP_BOOL_CUSTOM([build_man_pages_msg], 0, [To build man pages, use --enable-man-pages])
930 m4_popdef([build_man_pages_msg])
932 test "x$enable_api_doc" = "xyes" && value=1 || value=0
933 PPRINT_PROP_BOOL_CUSTOM([HTML API documentation], $value, [To build documentation, use --enable-api-doc])
934 test "x$enable_python_bindings_doc" = "xyes" && value=1 || value=0
935 PPRINT_PROP_BOOL_CUSTOM([Python bindings documentation], $value, [To build the Python bindings documentation, use --enable-python-bindings-doc])
938 PPRINT_SUBTITLE([Logging])
939 PPRINT_PROP_STRING([Minimal log level], $BABELTRACE_MINIMAL_LOG_LEVEL)
942 PPRINT_SUBTITLE([Special build modes])
943 PPRINT_PROP_BOOL_CUSTOM([Debug mode], $BABELTRACE_DEBUG_MODE, [To enable, set the BABELTRACE_DEBUG_MODE environment variable to 1])
944 PPRINT_PROP_BOOL_CUSTOM([Developer mode], $BABELTRACE_DEV_MODE, [To enable, set the BABELTRACE_DEV_MODE environment variable to 1])
946 report_bindir="`eval eval echo $bindir`"
947 report_libdir="`eval eval echo $libdir`"
948 report_sysconfdif="`eval eval echo $sysconfdir`"
949 report_pluginsdir="`eval eval eval echo $BABELTRACE_PLUGINS_DIR`"
950 report_pluginprovidersdir="`eval eval eval echo $BABELTRACE_PLUGIN_PROVIDERS_DIR`"
952 # Print the bindir and libdir this `make install' will install into.
954 PPRINT_SUBTITLE([Install directories])
955 PPRINT_PROP_STRING([Binaries], [$report_bindir])
956 PPRINT_PROP_STRING([Libraries], [$report_libdir])
957 PPRINT_PROP_STRING([Plugins], [$report_pluginsdir])
958 PPRINT_PROP_STRING([Plugin providers], [$report_pluginprovidersdir])
959 PPRINT_PROP_STRING([Configuration], [$report_sysconfdif])