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 -Wstrict-prototypes dnl
670 -Wmissing-prototypes dnl
671 -Wmissing-declarations dnl
672 -Wnull-dereference dnl
674 -Wredundant-decls dnl
676 -Wjump-misses-init dnl
677 -Wsuggest-attribute=format dnl
678 -Wtautological-constant-out-of-range-compare dnl
682 -Wstrict-aliasing dnl
683 -Wmissing-noreturn dnl
685 -Wduplicated-cond dnl
686 -Wduplicated-branches dnl
688 -Wno-unused-parameter dnl
689 -Wno-sign-compare dnl
691 dnl Some versions of SWIG (like 3.0.12) generate code that produces
692 dnl -Wcast-function-type warnings. This warning is present in gcc >= 8. This
693 dnl combo happens on RHEL/Centos 8, for example. Later versions of SWIG (like
694 dnl 4.0.1) have the correct function signatures to not produce this warning.
695 dnl It's simpler to just disable the warning globally.
697 dnl Note that the Debian/Ubuntu SWIG package 3.0.12-2 contains a local patch to
698 dnl fix this (python-fix-function-cast-warnings.patch), so you won't be able to
699 dnl reproduce the warning using that package.
701 dnl Ref: https://github.com/swig/swig/issues/1259
702 -Wno-cast-function-type dnl
703 -Wno-missing-field-initializers dnl
708 # When given, add -Werror to WARN_CFLAGS.
709 AC_ARG_ENABLE([Werror],
710 [AS_HELP_STRING([--enable-Werror], [Treat compiler warnings as errors.])]
712 AS_IF([test "x$enable_Werror" = "xyes"],
713 [WARN_CFLAGS="${WARN_CFLAGS} -Werror"]
716 # The test used in AX_APPEND_COMPILE_FLAGS, generated using AC_LANG_PROGRAM, is
717 # written in such a way that it triggers a -Wold-style-definition warning. So
718 # this warning always ends up disabled if we put it there, because the test
719 # program does not build.
721 # Enable it here unconditionally. It is supported by GCC >= 4.8 and by Clang
722 # (it is accepted for compatibility although it has no effect), and there is
723 # not reason to not want it.
725 WARN_CFLAGS="${WARN_CFLAGS} -Wold-style-definition"
727 # CFLAGS from AX_APPEND_COMPILE_FLAGS.
728 AM_CFLAGS="${AM_CFLAGS} ${WARN_CFLAGS}"
730 # Done for AM_CFLAGS.
733 # Set global CPPFLAGS in AM_CPPFLAGS
734 AM_CPPFLAGS="-I\$(top_srcdir)/include -I\$(top_builddir)/src -I\$(top_srcdir)/src -include common/config.h"
735 AC_SUBST(AM_CPPFLAGS)
737 # Add glib to global link libs
738 LIBS="$LIBS $GLIB_LIBS"
740 # Abuse autoconf's AC_ARG_PROGRAM output variable 'program_transform_name'
741 # to rename babeltrace2.bin to babeltrace2 at install time.
742 program_transform_name="s&babeltrace2\.bin&babeltrace2&;$program_transform_name"
743 AC_SUBST(program_transform_name)
747 doc/api/libbabeltrace2/Doxyfile
748 doc/api/libbabeltrace2/Makefile
749 doc/bindings/Makefile
750 doc/bindings/python/Makefile
751 doc/contributing-images/Makefile
753 doc/man/asciidoc-attrs.conf
758 src/autodisc/Makefile
759 src/babeltrace2-ctf-writer.pc
761 src/bindings/Makefile
762 src/bindings/python/bt2/bt2/version.py
763 src/bindings/python/bt2/Makefile
764 src/bindings/python/bt2/setup.py
765 src/bindings/python/Makefile
770 src/ctf-writer/Makefile
771 src/fd-cache/Makefile
772 src/lib/graph/Makefile
773 src/lib/graph/message/Makefile
775 src/lib/plugin/Makefile
776 src/lib/prio-heap/Makefile
777 src/lib/trace-ir/Makefile
780 src/plugins/common/Makefile
781 src/plugins/common/muxing/Makefile
782 src/plugins/common/param-validation/Makefile
783 src/plugins/ctf/common/bfcr/Makefile
784 src/plugins/ctf/common/Makefile
785 src/plugins/ctf/common/metadata/Makefile
786 src/plugins/ctf/common/msg-iter/Makefile
787 src/plugins/ctf/fs-sink/Makefile
788 src/plugins/ctf/fs-src/Makefile
789 src/plugins/ctf/lttng-live/Makefile
790 src/plugins/ctf/Makefile
791 src/plugins/lttng-utils/debug-info/Makefile
792 src/plugins/lttng-utils/Makefile
794 src/plugins/text/dmesg/Makefile
795 src/plugins/text/Makefile
796 src/plugins/text/pretty/Makefile
797 src/plugins/text/details/Makefile
798 src/plugins/utils/counter/Makefile
799 src/plugins/utils/dummy/Makefile
800 src/plugins/utils/Makefile
801 src/plugins/utils/muxer/Makefile
802 src/plugins/utils/trimmer/Makefile
803 src/py-common/Makefile
804 src/python-plugin-provider/Makefile
805 src/param-parse/Makefile
806 src/string-format/Makefile
807 tests/bitfield/Makefile
808 tests/ctf-writer/Makefile
810 tests/lib/test-plugin-plugins/Makefile
811 tests/lib/conds/Makefile
813 tests/param-validation/Makefile
814 tests/plugins/Makefile
815 tests/plugins/src.ctf.fs/Makefile
816 tests/plugins/src.ctf.fs/succeed/Makefile
817 tests/plugins/sink.ctf.fs/Makefile
818 tests/plugins/sink.ctf.fs/succeed/Makefile
819 tests/plugins/flt.lttng-utils.debug-info/Makefile
820 tests/plugins/flt.utils.muxer/Makefile
821 tests/plugins/flt.utils.muxer/succeed/Makefile
822 tests/plugins/flt.utils.trimmer/Makefile
824 tests/utils/tap/Makefile
830 # Mini-report on what will be built.
839 AS_IF([test -n "bt_version_name"], [
840 AS_ECHO("${PPRINT_COLOR_BLDBLU}Babeltrace $PACKAGE_VERSION \"bt_version_name\"$PPRINT_COLOR_RST")
842 AS_ECHO("${PPRINT_COLOR_BLDBLU}Babeltrace $PACKAGE_VERSION")
847 AS_IF([test -n "$bt_version_description"], [
848 AS_IF([test -n "$report_fold"], [
849 AS_ECHO("`AS_ECHO("$bt_version_description") | $report_fold -s`")
851 AS_ECHO("$bt_version_description")
857 PPRINT_SUBTITLE([System])
859 # Target architecture we're building for.
860 target_arch=$host_cpu
863 if test $f = "-m32"; then
865 elif test $f = "-m64"; then
871 PPRINT_PROP_STRING([Target architecture], $target_arch)
874 PPRINT_SUBTITLE([Python 3 language support])
875 test "x$have_python" = "xyes" && value=1 || value=0
876 PPRINT_PROP_BOOL([Have Python interpreter], $value)
877 test "x$have_python_dev" = "xyes" && value=1 || value=0
878 PPRINT_PROP_BOOL([Have Python development libraries], $value)
879 test "x$enable_python_bindings" = "xyes" && value=1 || value=0
880 PPRINT_PROP_BOOL_CUSTOM([Python bindings], $value, [To enable, use --enable-python-bindings])
881 test "x$enable_python_plugins" = "xyes" && value=1 || value=0
882 PPRINT_PROP_BOOL_CUSTOM([Python plugin support], $value, [To enable, use --enable-python-plugins])
883 AS_IF([test "x$have_python" = "xyes"], [
884 PPRINT_PROP_STRING([Python interpreter path], [$PYTHON])
886 AS_IF([test "x$have_python_dev" = "xyes"], [
887 PPRINT_PROP_STRING([python-config path], [$PYTHON_CONFIG])
888 PPRINT_PROP_STRING([Python include paths], [$PYTHON_INCLUDE])
889 PPRINT_PROP_STRING([Python linker flags], [$PYTHON_LDFLAGS])
891 AS_IF([test "x$enable_python_bindings" = "xyes"], [
892 PPRINT_PROP_STRING([SWIG executable], [$SWIG])
893 PPRINT_PROP_STRING([SWIG library], [$SWIG_LIB])
897 PPRINT_SUBTITLE([Plugins])
898 PPRINT_PROP_BOOL(['ctf' plugin], 1)
899 test "x$enable_debug_info" = "xyes" && value=1 || value=0
900 PPRINT_PROP_BOOL_CUSTOM(['lttng-utils' plugin], $value, [To enable, use --enable-debug-info])
901 PPRINT_PROP_BOOL(['text' plugin], 1)
902 PPRINT_PROP_BOOL(['utils' plugin], 1)
905 PPRINT_SUBTITLE([Built-in features])
906 test "x$enable_built_in_plugins" = "xyes" && value=1 || value=0
907 PPRINT_PROP_BOOL_CUSTOM([Built-in plugins], $value, [To enable, use --enable-built-in-plugins])
908 test "x$enable_built_in_python_plugin_support" = "xyes" && value=1 || value=0
909 PPRINT_PROP_BOOL_CUSTOM([Built-in Python plugin support], $value, [To enable, use --enable-built-in-python-plugin-support])
912 PPRINT_SUBTITLE([Documentation])
914 # man pages build enabled/disabled
915 m4_pushdef([build_man_pages_msg], [Build and install man pages])
917 AS_IF([test "x$enable_man_pages" != "xno"], [
918 AS_IF([test "x$in_git_repo" = "xyes"], [
919 PPRINT_PROP_BOOL([build_man_pages_msg], 1)
921 AS_IF([test "x$have_asciidoc_xmlto" = "xyes"], [
922 PPRINT_PROP_BOOL([build_man_pages_msg], 1)
924 PPRINT_PROP_STRING([build_man_pages_msg],
925 [${PPRINT_COLOR_BLDGRN}yes (already built)],
926 $PPRINT_COLOR_SUBTITLE)
930 PPRINT_PROP_BOOL_CUSTOM([build_man_pages_msg], 0, [To build man pages, use --enable-man-pages])
933 m4_popdef([build_man_pages_msg])
935 test "x$enable_api_doc" = "xyes" && value=1 || value=0
936 PPRINT_PROP_BOOL_CUSTOM([HTML API documentation], $value, [To build documentation, use --enable-api-doc])
937 test "x$enable_python_bindings_doc" = "xyes" && value=1 || value=0
938 PPRINT_PROP_BOOL_CUSTOM([Python bindings documentation], $value, [To build the Python bindings documentation, use --enable-python-bindings-doc])
941 PPRINT_SUBTITLE([Logging])
942 PPRINT_PROP_STRING([Minimal log level], $BABELTRACE_MINIMAL_LOG_LEVEL)
945 PPRINT_SUBTITLE([Special build modes])
946 PPRINT_PROP_BOOL_CUSTOM([Debug mode], $BABELTRACE_DEBUG_MODE, [To enable, set the BABELTRACE_DEBUG_MODE environment variable to 1])
947 PPRINT_PROP_BOOL_CUSTOM([Developer mode], $BABELTRACE_DEV_MODE, [To enable, set the BABELTRACE_DEV_MODE environment variable to 1])
949 report_bindir="`eval eval echo $bindir`"
950 report_libdir="`eval eval echo $libdir`"
951 report_sysconfdif="`eval eval echo $sysconfdir`"
952 report_pluginsdir="`eval eval eval echo $BABELTRACE_PLUGINS_DIR`"
953 report_pluginprovidersdir="`eval eval eval echo $BABELTRACE_PLUGIN_PROVIDERS_DIR`"
955 # Print the bindir and libdir this `make install' will install into.
957 PPRINT_SUBTITLE([Install directories])
958 PPRINT_PROP_STRING([Binaries], [$report_bindir])
959 PPRINT_PROP_STRING([Libraries], [$report_libdir])
960 PPRINT_PROP_STRING([Plugins], [$report_pluginsdir])
961 PPRINT_PROP_STRING([Plugin providers], [$report_pluginprovidersdir])
962 PPRINT_PROP_STRING([Configuration], [$report_sysconfdif])