1 dnl SPDX-License-Identifier: LGPL-2.1-only
3 dnl Copyright (C) 2021 EfficiOS, Inc.
5 dnl Process this file with autoconf to produce a configure script.
8 # Project version information
9 m4_define([ust_version_major], [2])
10 m4_define([ust_version_minor], [13])
11 m4_define([ust_version_patch], [0])
12 m4_define([ust_version_dev_stage], [-pre])
13 m4_define([ust_version], ust_version_major[.]ust_version_minor[.]ust_version_patch[]ust_version_dev_stage)
14 m4_define([ust_version_name], [[Codename TBD]])
15 m4_define([ust_version_description], [[Description TBD]])
17 # Library version information of "liblttng-ust"
18 # Following the numbering scheme proposed by libtool for the library version
19 # http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
20 m4_define([ust_lib_version_current], [1])
21 m4_define([ust_lib_version_revision], [0])
22 m4_define([ust_lib_version_age], [0])
23 m4_define([ust_lib_version], ust_lib_version_current[:]ust_lib_version_revision[:]ust_lib_version_age)
25 # Library version information of "liblttng-ust-ctl"
26 # Following the numbering scheme proposed by libtool for the library version
27 # http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
28 m4_define([ust_ctl_lib_version_current], [5])
29 m4_define([ust_ctl_lib_version_revision], [0])
30 m4_define([ust_ctl_lib_version_age], [0])
31 m4_define([ust_ctl_lib_version], ust_ctl_lib_version_current[:]ust_ctl_lib_version_revision[:]ust_ctl_lib_version_age)
35 ## Autoconf base setup ##
39 AC_INIT([lttng-ust],[ust_version],[mathieu dot desnoyers at efficios dot com],[],[https://lttng.org])
41 AC_CONFIG_HEADERS([include/config.h include/lttng/ust-config.h include/lttng/ust-version.h])
42 AC_CONFIG_AUX_DIR([config])
43 AC_CONFIG_MACRO_DIR([m4])
50 ## Automake base setup ##
53 AM_INIT_AUTOMAKE([1.12 foreign dist-bzip2 no-dist-gzip tar-ustar nostdinc -Wall -Wno-portability -Werror])
54 AM_MAINTAINER_MODE([enable])
56 # Enable silent rules by default
57 AM_SILENT_RULES([yes])
61 ## OS and Arch specific defaults ##
64 # Set os specific options
66 [freebsd*], [AE_FEATURE_DISABLE([numa])]
69 # Set architecture specific options
81 [arm*], [AE_FEATURE_DISABLE([numa])],
86 unsupported_arch="yes"
91 ## C compiler checks ##
94 # Choose the C compiler
96 # AC_PROG_CC_STDC was merged in AC_PROG_CC in autoconf 2.70
97 m4_version_prereq([2.70], [], [AC_PROG_CC_STDC])
99 # Make sure the C compiler supports C99
100 AS_IF([test "$ac_cv_prog_cc_c99" = "no"], [AC_MSG_ERROR([The compiler does not support C99])])
102 # Enable available system extensions and LFS support
103 AC_USE_SYSTEM_EXTENSIONS
106 # Make sure the C compiler supports __attribute__
108 AS_IF([test "x$ax_cv___attribute__" != "xyes"],
109 [AC_MSG_ERROR([The compiler does not support __attribute__ extensions])])
111 # Make sure we have pthread support
112 AX_PTHREAD([], [AC_MSG_ERROR([Could not configure pthread support])])
114 # Make sure the C compiler supports weak symbols
116 AS_IF([test "x$ax_cv_sys_weak_alias" = "xno"],
117 [AC_MSG_ERROR([Your platform doesn't support weak symbols.])])
119 # Checks for typedefs, structures, and compiler characteristics.
136 AC_CHECK_TYPES([ptrdiff_t])
140 ## C++ compiler checks ##
143 # Find an optional C++11 compiler without GNU extensions (-std=c++11)
144 AX_CXX_COMPILE_STDCXX([11], [noext], [optional])
145 AM_CONDITIONAL([HAVE_CXX], [test "$HAVE_CXX11" = "1"])
167 # Check for dlinfo() by testing for RTLD_DI_LINKMAP in dlfcn.h
168 AS_IF([test "x$ac_cv_header_dlfcn_h" = "xyes"], [
169 AC_CHECK_DECL([RTLD_DI_LINKMAP], [], [], [[#include <dlfcn.h>]])
174 ## Programs checks ##
183 AC_CHECK_PROGS([ASCIIDOC], [asciidoc])
184 AC_CHECK_PROGS([CMAKE], [cmake])
185 AC_CHECK_PROGS([FOLD], [fold])
186 AC_CHECK_PROGS([XMLTO], [xmlto])
188 AM_PATH_PYTHON([2.7], [], [PYTHON=""])
194 # Initialize and configure libtool
195 LT_INIT([disable-static])
230 # AC_FUNC_MALLOC causes problems when cross-compiling.
234 # Check for pthread_setname_np and its signature
235 LTTNG_PTHREAD_SETNAME_NP
236 LTTNG_PTHREAD_GETNAME_NP
238 # Check dor dlopen() in -ldl or -lc
239 AC_CHECK_LIB([dl], [dlopen], [
243 # dlopen not found in libdl, check in libc
244 AC_CHECK_LIB([c], [dlopen], [
248 AC_MSG_ERROR([Cannot find dlopen in libdl nor libc. Use [LDFLAGS]=-Ldir to specify their location.])
253 # Check if libdl has dlmopen()
254 AC_CHECK_LIB([$libdl_name], [dlmopen], [
255 AC_DEFINE([HAVE_DLMOPEN], [1], [Define to 1 if dlmopen is available.])
258 # Require URCU >= 0.12 for DEFINE_URCU_TLS_INIT
259 PKG_CHECK_MODULES([URCU], [liburcu >= 0.12])
266 # Additional variables captured during ./configure
268 AC_ARG_VAR([CLASSPATH], [Java class path])
272 ## Optionnal features selection ##
276 # Enabled by default, except on some platforms
277 AE_FEATURE_DEFAULT_ENABLE
278 AE_FEATURE([numa],[disable NUMA support])
280 # Java JNI interface library
281 # Disabled by default
282 AE_FEATURE_DEFAULT_DISABLE
283 AE_FEATURE([jni-interface], [build JNI interface between C and Java])
285 # Build the Java Logging API agent
286 # Disabled by default
287 AE_FEATURE_DEFAULT_DISABLE
288 AE_FEATURE([java-agent-jul],[build the LTTng UST Java agent with JUL support])
290 # Build the Java Log4j agent
291 # Disabled by default
292 AE_FEATURE_DEFAULT_DISABLE
293 AE_FEATURE([java-agent-log4j],[build the LTTng UST Java agent with Log4j support])
295 # Build both Java agents
296 # Disabled by default
297 AE_FEATURE_DEFAULT_DISABLE
298 AE_FEATURE([java-agent-all],[build the LTTng UST Java agent with all supported backends])
300 # Build the Python agent
301 # Disabled by default
302 AE_FEATURE_DEFAULT_DISABLE
303 AE_FEATURE([python-agent],[build the LTTng UST Python agent])
306 # Disabled by default
307 AE_FEATURE_DEFAULT_ENABLE
308 AE_FEATURE([examples],[Do not build and install examples])
312 AE_FEATURE_DEFAULT_ENABLE
313 AE_FEATURE([man-pages],[Do not build and install man pages (already built in a distributed tarball)])
315 # Systemtap sdt.h integration
316 # Disabled by default
318 [AS_HELP_STRING([--with-sdt], [provide SystemTap integration via sdt.h [default=no]])]
321 # Override the default runtime directory
322 AC_ARG_WITH([lttng-system-rundir], [
323 AS_HELP_STRING([--with-lttng-system-rundir], [Location of the system directory where LTTng-UST expects the system-wide lttng-sessiond runtime files. The default is "/var/run/lttng".]),
325 lttng_system_rundir="$withval"
327 lttng_system_rundir="/var/run/lttng"
330 # Add the java command line arguments like '--wit-java-prefix'
335 ## Check for conflicting features selection ##
338 AE_IF_FEATURE_DISABLED([shared], [
339 AC_MSG_ERROR(LTTng-UST requires shared libraries to be enabled)
342 AE_IF_FEATURE_ENABLED([java-agent-all], [
343 AE_FEATURE_ENABLE([java-agent-jul])
344 AE_FEATURE_ENABLE([java-agent-log4j])
349 ## Check for optional features dependencies ##
352 # The numa integration requires libnuma
353 AE_IF_FEATURE_ENABLED([numa], [
354 AC_CHECK_LIB([numa], [numa_available], [], [
356 libnuma is not available. Please either install it (e.g. libnuma-dev) or use
357 [LDFLAGS]=-Ldir to specify the right location, or use --disable-numa configure
358 argument to disable NUMA support.
363 # The JNI interface and Java Agents require a working Java JDK
364 AS_IF([AE_IS_FEATURE_ENABLED([jni-interface]) || AE_IS_FEATURE_ENABLED([java-agent-jul]) || AE_IS_FEATURE_ENABLED([java-agent-log4j])], [
365 # We detected a java compiler earlier, make sure it works
368 # Get the CPPFLAGS required to build jni libaries
370 for jni_include_dir in $JNI_INCLUDE_DIRS; do
371 JNI_CPPFLAGS="$JNI_CPPFLAGS -I$jni_include_dir"
374 # Check for javah and jni.h
375 saved_CPPFLAGS="$CPPFLAGS"
376 CPPFLAGS="$CPPFLAGS $JNI_CPPFLAGS"
378 CPPFLAGS="$saved_CPPFLAGS"
381 # The log4j agent requires the log4j jar in the classpath
382 AE_IF_FEATURE_ENABLED([java-agent-log4j], [
383 AX_CHECK_CLASS([org.apache.log4j.Logger])
384 AS_IF([test "x$ac_cv_class_org_apache_log4j_Logger" = "xno"], [
386 The UST Java agent support for log4j was requested but the Log4j classes were
387 not found. Please specify the location of the Log4j jar via the Java CLASSPATH
388 environment variable, e.g. ./configure CLASSPATH="/path/to/log4j.jar"
390 Current CLASSPATH: "$CLASSPATH"
395 # The python agent requires a python interpreter
396 AE_IF_FEATURE_ENABLED([python-agent], [
397 AS_IF([test "x$PYTHON" = "x"], [
399 Cannot find a suitable python interpreter. You can override it with the PYTHON
400 environment variable.
405 # Check for asciidoc and xmlto if we enabled building the man pages.
406 AE_IF_FEATURE_ENABLED([man-pages], [
407 AS_IF([test "x$ASCIIDOC" = "x" || test "x$XMLTO" = "x"], [
409 # This is an error because we're in the Git repo, which
410 # means the man pages are not already generated for us,
411 # thus asciidoc/xmlto are required because we were asked
412 # to build the man pages.
414 Both asciidoc and xmlto are needed to build the LTTng-UST man pages. Use
415 --disable-man-pages to disable building the man pages, in which case
416 they will not be installed.
419 # Only warn here: since we're in the tarball, the man
420 # pages should already be generated at this point, thus
421 # asciidoc/xmlto are not strictly required.
422 warn_prebuilt_man_pages=yes
425 have_asciidoc_xmlto=yes
429 AS_IF([test "x$with_sdt" = "xyes"], [
430 AC_MSG_CHECKING([STAP_PROBEV()])
431 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
432 #define SDT_USE_VARIADIC
436 STAP_PROBEV(provider,name,1,2,3,4,5,6,7,8,9,10);
440 AC_DEFINE([LTTNG_UST_HAVE_SDT_INTEGRATION], [1], [SystemTap integration via sdt.h])
444 The sdt.h integration was requested but the STAP_PROBEV define cannot be used.
445 Make sure it is installed, and up to date, or use CPPFLAGS=-I/path/ to specify
446 a non-standard path to sys/sdt.h
452 AM_CONDITIONAL([HAVE_CMAKE], [test "x$CMAKE" != "x"])
454 # Configuration options, which will be installed in the config.h
455 AH_TEMPLATE([LTTNG_UST_HAVE_SDT_INTEGRATION], [SystemTap integration via sdt.h])
458 AM_CONDITIONAL([ENABLE_UST_DL], [test "x${ac_cv_have_decl_RTLD_DI_LINKMAP}" = "xyes"])
461 AM_CONDITIONAL([ENABLE_NUMA], [test "x$have_libnuma" = "xyes"])
463 AM_CONDITIONAL([HAVE_PERF_EVENT], [test "x$ac_cv_header_linux_perf_event_h" = "xyes"])
465 AM_CONDITIONAL([ENABLE_JNI_INTERFACE], [test "x$jni_interface" = "xyes"])
466 AM_CONDITIONAL([ENABLE_JAVA_AGENT], [test "x$java_agent_jul" = "xyes" || test "x$java_agent_log4j" = "xyes"])
467 AM_CONDITIONAL([ENABLE_JAVA_AGENT_WITH_JUL], [test "x$java_agent_jul" = "xyes"])
468 AM_CONDITIONAL([ENABLE_JAVA_AGENT_WITH_LOG4J], [test "x$java_agent_log4j" = "xyes"])
470 AM_CONDITIONAL([HAVE_JAVAH], [test "x$JAVAH" != "x"])
472 AM_CONDITIONAL([ENABLE_PYTHON_AGENT], [test "x$python_agent" = "xyes"])
474 AC_DEFINE_UNQUOTED([LTTNG_SYSTEM_RUNDIR], ["$lttng_system_rundir"],
475 [LTTng system runtime directory])
477 AM_CONDITIONAL([ENABLE_GEN_TP_EXAMPLES], [test "x$PYTHON" != "x"])
480 AM_CONDITIONAL([ENABLE_EXAMPLES], [test "x$enable_examples" != "xno"])
482 # Export man page build condition: build the man pages if the user
483 # asked for it, and if the tools are available.
484 AM_CONDITIONAL([ENABLE_MAN_PAGES], [test "x$man_pages_opt" != "xno"])
485 AM_CONDITIONAL([HAVE_ASCIIDOC_XMLTO], [test "x$have_asciidoc_xmlto" = "xyes"])
488 # Defined in include/lttng/ust-version.h
489 AC_DEFINE([LTTNG_UST_MAJOR_VERSION], ust_version_major, [LTTng UST major version])
490 AC_DEFINE([LTTNG_UST_MINOR_VERSION], ust_version_minor, [LTTng UST minor version])
491 AC_DEFINE([LTTNG_UST_PATCHLEVEL_VERSION], ust_version_patch, [LTTng UST patch version])
492 AC_DEFINE([LTTNG_UST_VERSION], ["]ust_version["], [LTTng UST version string])
493 AC_DEFINE([LTTNG_UST_LIB_SONAME_MAJOR], [ust_lib_version_current], [Major SONAME number of liblttng-ust])
494 AC_DEFINE([LTTNG_UST_CTL_LIB_SONAME_MAJOR], [ust_ctl_lib_version_current], [Major SONAME number of liblttng-ust-ctl])
497 AM_CFLAGS="-Wall $URCU_CFLAGS $PTHREAD_CFLAGS"
500 AM_CXXFLAGS="$AM_CFLAGS"
501 AC_SUBST(AM_CXXFLAGS)
503 # The order in which the include folders are searched is important.
504 # The top_builddir should always be searched first in the event that a build
505 # time generated file is included.
506 AM_CPPFLAGS="-I\$(top_builddir)/include -I\$(top_srcdir)/include -include config.h"
507 AC_SUBST(AM_CPPFLAGS)
509 AC_SUBST(JNI_CPPFLAGS)
513 ## Output files generated by configure ##
516 # List of files to be generated from '.in' templates by AC_OUTPUT
520 doc/examples/Makefile
526 libringbuffer/Makefile
527 liblttng-ust-comm/Makefile
528 liblttng-ust/Makefile
529 liblttng-ust-ctl/Makefile
530 liblttng-ust-fork/Makefile
531 liblttng-ust-dl/Makefile
532 liblttng-ust-fd/Makefile
533 liblttng-ust-java/Makefile
534 liblttng-ust-java-agent/Makefile
535 liblttng-ust-java-agent/java/Makefile
536 liblttng-ust-java-agent/java/lttng-ust-agent-all/Makefile
537 liblttng-ust-java-agent/java/lttng-ust-agent-common/Makefile
538 liblttng-ust-java-agent/java/lttng-ust-agent-jul/Makefile
539 liblttng-ust-java-agent/java/lttng-ust-agent-log4j/Makefile
540 liblttng-ust-java-agent/jni/Makefile
541 liblttng-ust-java-agent/jni/common/Makefile
542 liblttng-ust-java-agent/jni/jul/Makefile
543 liblttng-ust-java-agent/jni/log4j/Makefile
544 liblttng-ust-libc-wrapper/Makefile
545 liblttng-ust-cyg-profile/Makefile
546 liblttng-ust-python-agent/Makefile
547 python-lttngust/Makefile
548 python-lttngust/setup.py
549 python-lttngust/lttngust/__init__.py
552 tests/compile/Makefile
553 tests/compile/ctf-types/Makefile
554 tests/compile/hello.cxx/Makefile
555 tests/compile/hello/Makefile
556 tests/compile/hello-many/Makefile
557 tests/compile/same_line_tracepoint/Makefile
558 tests/compile/test-app-ctx/Makefile
559 tests/benchmark/Makefile
560 tests/unit/gcc-weak-hidden/Makefile
561 tests/unit/libmsgpack/Makefile
563 tests/unit/libringbuffer/Makefile
564 tests/unit/pthread_name/Makefile
565 tests/unit/snprintf/Makefile
566 tests/unit/ust-elf/Makefile
576 ## Mini-report on what will be built. ##
584 AS_IF([test -n "ust_version_name"], [
585 AS_ECHO("${PPRINT_COLOR_BLDBLU}LTTng-ust $PACKAGE_VERSION \"ust_version_name\"$PPRINT_COLOR_RST")
587 AS_ECHO("${PPRINT_COLOR_BLDBLU}LTTng-ust $PACKAGE_VERSION")
592 AS_IF([test -n "ust_version_description"], [
593 AS_IF([test -n "$FOLD"], [
594 AS_ECHO("`AS_ECHO("ust_version_description") | $FOLD -s`")
596 AS_ECHO("ust_version_description")
601 PPRINT_SUBTITLE([System])
603 PPRINT_PROP_STRING([Target architecture], $host_cpu)
605 AS_IF([test "x$unsupported_arch" = "xyes"],[
606 PPRINT_WARN([Your architecture ($host_cpu) is unsupported, using safe default of no unaligned access.])
610 PPRINT_SUBTITLE([Features])
613 test "x$with_sdt" = "xyes" && value=1 || value=0
614 PPRINT_PROP_BOOL_CUSTOM([sdt.h integration], $value, [use --with-sdt])
616 AE_IS_FEATURE_ENABLED([java-agent-jul]) && value=1 || value=0
617 PPRINT_PROP_BOOL_CUSTOM([Java agent (JUL support)], $value, [use --enable-java-agent-jul])
619 AE_IS_FEATURE_ENABLED([java-agent-log4j]) && value=1 || value=0
620 PPRINT_PROP_BOOL_CUSTOM([Java agent (Log4j support)], $value, [use --enable-java-agent-log4j])
622 AE_IS_FEATURE_ENABLED([jni-interface]) && value=1 || value=0
623 PPRINT_PROP_BOOL_CUSTOM([JNI interface (JNI)], $value, [use --enable-jni-interface])
625 AE_IS_FEATURE_ENABLED([python-agent]) && value=1 || value=0
626 PPRINT_PROP_BOOL_CUSTOM([Python agent], $value, [use --enable-python-agent])
628 test "x$ac_cv_header_linux_perf_event_h" = "xyes" && value=1 || value=0
629 PPRINT_PROP_BOOL_CUSTOM([Perf event integration], $value)
631 AE_IS_FEATURE_ENABLED([numa]) && value=1 || value=0
632 PPRINT_PROP_BOOL([NUMA], $value)
637 AE_IS_FEATURE_ENABLED([examples]) && value=1 || value=0
638 PPRINT_PROP_BOOL([Build and install examples], $value, $PPRINT_COLOR_SUBTITLE)
640 # man pages build enabled/disabled
641 m4_pushdef([build_man_pages_msg], [Build and install man pages])
643 AE_IF_FEATURE_ENABLED([man-pages], [
645 PPRINT_PROP_BOOL([build_man_pages_msg], 1, $PPRINT_COLOR_SUBTITLE)
647 AS_IF([test "x$have_asciidoc_xmlto" = "xyes"], [
648 PPRINT_PROP_BOOL([build_man_pages_msg], 1, $PPRINT_COLOR_SUBTITLE)
650 PPRINT_PROP_STRING([build_man_pages_msg],
651 [${PPRINT_COLOR_BLDGRN}yes (already built)],
652 $PPRINT_COLOR_SUBTITLE)
656 PPRINT_PROP_BOOL([build_man_pages_msg], 0, $PPRINT_COLOR_SUBTITLE)
659 m4_popdef([build_man_pages_msg])
663 report_bindir="`eval eval echo $bindir`"
664 report_libdir="`eval eval echo $libdir`"
666 # Print the bindir and libdir this `make install' will install into.
668 PPRINT_SUBTITLE([Install directories])
669 PPRINT_PROP_STRING([Binaries], [$report_bindir])
670 PPRINT_PROP_STRING([Libraries], [$report_libdir])
673 PPRINT_SUBTITLE([System directories])
675 PPRINT_PROP_STRING([lttng-sessiond rundir], [$lttng_system_rundir])
679 AS_IF([test "x$warn_prebuilt_man_pages" = "xyes" ], [
682 Both asciidoc and xmlto are needed to build the LTTng-UST man pages.
684 Note that the man pages are already built in this distribution tarball,
685 therefore asciidoc and xmlto are only needed if you intend to modify
688 Use --disable-man-pages to completely disable building and installing