+# export man page build condition: build the man pages if the user
+# asked for it, and if the tools are available
+AM_CONDITIONAL([MAN_PAGES_OPT], [test "x$man_pages_opt" != "xno"])
+AM_CONDITIONAL([HAVE_ASCIIDOC_XMLTO], [test "x$have_asciidoc_xmlto" = "xyes"])
+
+AC_DEFINE_UNQUOTED([MANPATH], ["`eval eval echo $mandir`"], [Path to man pages.])
+
+# embedded --help message
+AC_ARG_ENABLE(
+ [embedded-help],
+ AS_HELP_STRING(
+ [--enable-embedded-help],
+ [Embed the --help messages in the executable files]
+ ),
+ [embedded_help=$enableval],
+ [embedded_help=no]
+)
+AS_IF([test "x$embedded_help" = "xyes"], [
+ AS_IF([test "x$man_pages_opt" = "xno"], [
+ AC_MSG_ERROR([You need the --enable-man-pages option with the --enable-embedded-help option.])
+ ])
+ AC_PATH_PROG([man_prog_path], [man], [no])
+ AS_IF([test "x$man_prog_path" = "xno"], [
+ AC_MSG_ERROR([You need man with the --enable-embedded-help option.])
+ ])
+ AC_DEFINE_UNQUOTED([LTTNG_EMBED_HELP], 1, [Embed --help messages.])
+ AC_SUBST([MANPROG], [$man_prog_path])
+])
+AM_CONDITIONAL([EMBED_HELP], [test "x$embedded_help" != "xno"])
+
+# Python agent test
+UST_PYTHON_AGENT="lttngust"
+
+AC_ARG_ENABLE(test-python2-agent,
+ AS_HELP_STRING([--enable-test-python2-agent],
+ [enable tests for python2 agent. Python2 interpreter path can be overridden by setting the PYTHON2 environment variable. Default: Autodetect]
+ ),[:],[test_python2_agent_autodetect=yes]
+)
+
+AC_ARG_ENABLE(test-python3-agent,
+ AS_HELP_STRING([--enable-test-python3-agent],
+ [enable tests for python3 agent. Python3 interpreter path can be overridden by setting the PYTHON3 environment variable. Default: Autodetect]
+ ),[:],[test_python3_agent_autodetect=yes]
+)
+
+AC_ARG_ENABLE(test-python-agent-all,
+ AS_HELP_STRING([--enable-test-python-agent-all],
+ [enable test for all python{2/3} agent.]
+ ),
+)
+
+AS_IF([test ! -z "$enable_test_python_agent_all"], [
+ unset test_python2_agent_autodetect
+ unset test_python3_agent_autodetect
+])
+
+AS_IF([test "x$enable_test_python_agent_all" = "xyes"], [
+ enable_test_python2_agent=yes
+ enable_test_python3_agent=yes
+])
+
+AS_IF([test "x$enable_test_python_agent_all" = "xno"], [
+ enable_test_python2_agent=no
+ enable_test_python3_agent=no
+])
+
+
+AS_IF([test "x$enable_test_python2_agent" = "xyes" -o "x$test_python2_agent_autodetect" = "xyes" ], [
+ AS_IF([test -z "$PYTHON2"], [
+ PYTHON2=python2
+ ], [
+ AC_MSG_WARN([Using user-defined PYTHON2 ($PYTHON2) for lttng-ust python2 agent check])
+ ])
+
+ AC_PATH_PROG([PYTHON2_BIN],[$PYTHON2])
+ AS_IF([test -z "$PYTHON2_BIN"], [
+ AS_IF([test -z "$test_python2_agent_autodetect"],[
+ AC_MSG_ERROR([No python2 interpreter found. PYTHON2 can be set to override default interpreter path])
+ ])
+ ], [
+ AC_MSG_CHECKING([for python2 lttng-ust agent])
+ AS_IF([$PYTHON2_BIN -c "import $UST_PYTHON_AGENT" 2>/dev/null], [
+ PYTHON2_AGENT=$PYTHON2_BIN
+ AC_MSG_RESULT([yes])
+ RUN_PYTHON_AGENT_TEST=yes
+ ], [
+ AC_MSG_RESULT([no])
+ AS_IF([test -z "$test_python2_agent_autodetect"],[
+ AC_MSG_ERROR([No python2 agent found. The path to the agent can be specified by setting the PYTHONPATH environment variable.])
+ ])
+ ])
+
+ ])
+
+])
+
+AS_IF([test "x$enable_test_python3_agent" = "xyes" -o "x$test_python3_agent_autodetect" = "xyes" ], [
+ AS_IF([test -z "$PYTHON3"], [
+ PYTHON3=python3
+ ], [
+ AC_MSG_WARN([Using user-defined PYTHON3 ($PYTHON3) for lttng-ust python3 agent check])
+ ])
+
+ AC_PATH_PROG([PYTHON3_BIN],[$PYTHON3])
+ AS_IF([test -z "$PYTHON3_BIN"], [
+ AS_IF([test -z "$test_python3_agent_autodetect"],[
+ AC_MSG_ERROR([No python3 interpreter found. PYTHON3 can be set to override default interpreter path])
+ ])
+ ], [
+ AC_MSG_CHECKING([for python3 lttng-ust agent])
+ AS_IF([$PYTHON3_BIN -c "import $UST_PYTHON_AGENT" 2>/dev/null], [
+ PYTHON3_AGENT=$PYTHON3_BIN
+ AC_MSG_RESULT([yes])
+ RUN_PYTHON_AGENT_TEST=yes
+ ], [
+ AC_MSG_RESULT([no])
+ AS_IF([test -z "$test_python3_agent_autodetect"],[
+ AC_MSG_ERROR([No python3 agent found. The path to the agent can be specified by setting the PYTHONPATH environment variable.])
+ ])
+ ])
+
+ ])
+])
+AC_SUBST([RUN_PYTHON_AGENT_TEST])
+AC_SUBST([PYTHON2_AGENT])
+AC_SUBST([PYTHON3_AGENT])
+
+AC_ARG_ENABLE([test-sdt-uprobe],
+ [AS_HELP_STRING([--enable-test-sdt-uprobe], [enable the LTTng UST SDT uprobe tests [default=autodetect]])],
+ [test_sdt_uprobe="$enableval"],
+ [test_sdt_uprobe=autodetect]
+)
+
+AS_IF([test "$test_sdt_uprobe" != "no"], [
+ LTTNG_CHECK_SDT_WORKS
+ AC_PATH_PROG([DTRACE], [dtrace])
+])
+
+AS_IF([test "$test_sdt_uprobe" = "yes"], [
+ AS_IF([test "$lttng_cv_sdt_works" = "no"], [
+ AC_MSG_ERROR([Cannot find 'sys/sdt.h'.])
+ ])
+ AS_IF([test "x$DTRACE" = "x"], [
+ AC_MSG_ERROR([Cannot find SystemTap dtrace. You can set the DTRACE variable to override automatic detection.])
+ ])
+])
+
+AS_IF([test "$test_sdt_uprobe" = "autodetect"], [
+ AS_IF([test "$lttng_cv_sdt_works" = "yes"], [
+ AS_IF([test "x$DTRACE" != "x"], [
+ test_sdt_uprobe=yes
+ ])
+ ])
+])
+
+AM_CONDITIONAL([TEST_SDT_UPROBE], [test "$test_sdt_uprobe" = "yes"])
+
+# Arguments for binaries build exclusion
+AC_ARG_ENABLE([bin-lttng], AS_HELP_STRING([--disable-bin-lttng],[Disable the build of lttng binaries]))
+AC_ARG_ENABLE([bin-lttng-consumerd], AS_HELP_STRING([--disable-bin-lttng-consumerd],
+ [Disable the build of lttng-consumerd binaries]))
+AC_ARG_ENABLE([bin-lttng-crash], AS_HELP_STRING([--disable-bin-lttng-crash],[Disable the build of lttng-crash binaries]))
+AC_ARG_ENABLE([bin-lttng-relayd], AS_HELP_STRING([--disable-bin-lttng-relayd],
+ [Disable the build of lttng-relayd binaries]))
+AC_ARG_ENABLE([bin-lttng-sessiond], AS_HELP_STRING([--disable-bin-lttng-sessiond],
+ [Disable the build of lttng-sessiond binaries]))
+AC_ARG_ENABLE([extras], AS_HELP_STRING([--disable-extras],
+ [Disable the build of the extra components]))
+
+
+# Always build libconfig since it a dependency of libcommon
+build_lib_config=yes
+
+build_lib_compat=no
+build_lib_consumer=no
+build_lib_hashtable=no
+build_lib_health=no
+build_lib_index=no
+build_lib_kernel_consumer=no
+build_lib_kernel_ctl=no
+build_lib_lttng_ctl=no
+build_lib_relayd=no
+build_lib_sessiond_comm=no
+build_lib_testpoint=no
+build_lib_ust_consumer=no
+
+# There is an overlap for enabled dependencies, but this makes everything
+# simpler. libcommon and libconfig are always compiled so they are not repeated
+# here.
+
+# Enable binary dependencies.
+AS_IF([test x$enable_bin_lttng != xno],
+ [
+ build_lib_lttng_ctl=yes
+ ]
+)
+
+AS_IF([test x$enable_bin_lttng_consumerd != xno],
+ [
+ build_lib_consumer=yes
+ build_lib_sessiond_comm=yes
+ build_lib_index=yes
+ build_lib_health=yes
+ build_lib_testpoint=yes
+ ]
+)
+
+AS_IF([test x$enable_bin_lttng_crash != xno],
+ # Do nothing since libconfig and libcommon are built by default.
+ []
+)
+
+AS_IF([test x$enable_bin_lttng_relayd != xno],
+ [
+ build_lib_lttng_ctl=yes
+ build_lib_sessiond_comm=yes
+ build_lib_hashtable=yes
+ build_lib_compat=yes
+ build_lib_index=yes
+ build_lib_health=yes
+ build_lib_testpoint=yes
+ ]
+)
+AS_IF([test x$enable_bin_lttng_sessiond != xno],
+ [
+ build_lib_lttng_ctl=yes
+ build_lib_sessiond_comm=yes
+ build_lib_kernel_ctl=yes
+ build_lib_hashtable=yes
+ build_lib_compat=yes
+ build_lib_relayd=yes
+ build_lib_testpoint=yes
+ build_lib_health=yes
+ ]
+)
+
+# Libraries dependencies enabling
+AS_IF([test x$build_lib_lttng_ctl = xyes],
+ [
+ build_lib_sessiond_comm=yes
+ build_lib_hashtable=yes
+ ]
+)
+
+AS_IF([test x$build_lib_consumer = xyes],
+ [
+ build_lib_sessiond_comm=yes
+ build_lib_kernel_consumer=yes
+ build_lib_hashtable=yes
+ build_lib_compat=yes
+ build_lib_relayd=yes
+ AS_IF([test "x$with_lttng_ust" = "xyes"], [build_lib_ust_consumer=yes])
+ ]
+)
+
+AS_IF([test x$build_lib_kernel_consumer = xyes],
+ [
+ build_lib_kernel_ctl=yes
+ build_lib_relayd=yes
+ ]
+)
+
+AS_IF([test x$build_lib_relayd = xyes],
+ [
+ build_lib_sessiond_comm=yes
+ ]
+)
+
+# Find arch type
+AS_CASE([$host_cpu],
+ [k1om], [ARCHTYPE="x86"],
+ [i386], [ARCHTYPE="x86"],
+ [i486], [ARCHTYPE="x86"],
+ [i586], [ARCHTYPE="x86"],
+ [i686], [ARCHTYPE="x86"],
+ [amd64], [ARCHTYPE="x86"],
+ [x86_64], [ARCHTYPE="x86"],
+ [powerpc], [ARCHTYPE="ppc"],
+ [ppc64], [ARCHTYPE="ppc"],
+ [powerpc64], [ARCHTYPE="ppc"],
+ [powerpc64le], [ARCHTYPE="ppc"],
+ [ppc], [ARCHTYPE="ppc"],
+ [s390], [ARCHTYPE="s390"],
+ [s390x], [ARCHTYPE="s390"],
+ [sparc], [ARCHTYPE="sparc64"],
+ [sparc64], [ARCHTYPE="sparc64"],
+ [alpha*], [ARCHTYPE="alpha"],
+ [ia64], [ARCHTYPE="ia64"],
+ [arm*], [ARCHTYPE="arm"],
+ [aarch64*], [ARCHTYPE="aarch64"],
+ [mips*], [ARCHTYPE="mips"],
+ [nios2*], [ARCHTYPE="nios2"],
+ [tile*], [ARCHTYPE="tile"],
+ [hppa*], [ARCHTYPE="hppa"],
+ [m68k], [ARCHTYPE="m68k"],
+ [riscv*], [ARCHTYPE="riscv"],
+ [ARCHTYPE="unknown"]
+)
+
+AC_SUBST(ARCHTYPE)
+
+AH_TEMPLATE([HAVE_MODULES_USERSPACE_CALLSTACK_CONTEXT], [Define if you have LTTng-modules userspace callstack tracing support])
+AC_MSG_CHECKING([for architecture support of userspace callstack tracing from the kernel])
+AS_IF([test "x$ARCHTYPE" = "xx86"],[
+ # Userspace callstack capture is only supported by the Linux kernel on x86.
+ AC_MSG_RESULT([yes])
+ have_modules_userspace_callstack_context=yes
+ AC_DEFINE([HAVE_MODULES_USERSPACE_CALLSTACK_CONTEXT], [1])
+], [
+ AC_MSG_RESULT([no])
+ have_modules_userspace_callstack_context=no
+])
+AM_CONDITIONAL([HAVE_MODULES_USERSPACE_CALLSTACK_CONTEXT], [test x$have_modules_userspace_callstack_context != xno])
+
+# Export binaries build conditions.
+AM_CONDITIONAL([BUILD_BIN_LTTNG], [test x$enable_bin_lttng != xno])
+AM_CONDITIONAL([BUILD_BIN_LTTNG_CONSUMERD], [test x$enable_bin_lttng_consumerd != xno])
+AM_CONDITIONAL([BUILD_BIN_LTTNG_CRASH], [test x$enable_bin_lttng_crash != xno])
+AM_CONDITIONAL([BUILD_BIN_LTTNG_RELAYD], [test x$enable_bin_lttng_relayd != xno])
+AM_CONDITIONAL([BUILD_BIN_LTTNG_SESSIOND], [test x$enable_bin_lttng_sessiond != xno])
+
+# Export the tests and extras build conditions.
+AS_IF([\
+test "x$enable_bin_lttng" != "xno" && \
+test "x$enable_bin_lttng_consumerd" != "xno" && \
+test "x$enable_bin_lttng_crash" != "xno" && \
+test "x$enable_bin_lttng_relayd" != "xno" && \
+test "x$enable_bin_lttng_sessiond" != "xno"],
+[build_tests=yes],
+[build_tests=no]
+)
+
+AM_CONDITIONAL([BUILD_TESTS], [test x$build_tests = xyes])
+AM_CONDITIONAL([BUILD_EXTRAS], [test x$enable_extras != xno])
+
+# Export libraries build conditions.
+AM_CONDITIONAL([BUILD_LIB_COMPAT], [test x$build_lib_compat = xyes])
+AM_CONDITIONAL([BUILD_LIB_CONFIG], [test x$build_lib_config = xyes])
+AM_CONDITIONAL([BUILD_LIB_CONSUMER], [test x$build_lib_consumer = xyes])
+AM_CONDITIONAL([BUILD_LIB_HASHTABLE], [test x$build_lib_hashtable = xyes])
+AM_CONDITIONAL([BUILD_LIB_HEALTH], [test x$build_lib_health = xyes])
+AM_CONDITIONAL([BUILD_LIB_INDEX], [test x$build_lib_index = xyes])
+AM_CONDITIONAL([BUILD_LIB_KERNEL_CONSUMER], [test x$build_lib_kernel_consumer = xyes])
+AM_CONDITIONAL([BUILD_LIB_KERNEL_CTL], [test x$build_lib_kernel_ctl = xyes])
+AM_CONDITIONAL([BUILD_LIB_LTTNG_CTL], [test x$build_lib_lttng_ctl = xyes])
+AM_CONDITIONAL([BUILD_LIB_RELAYD], [test x$build_lib_relayd = xyes])
+AM_CONDITIONAL([BUILD_LIB_SESSIOND_COMM], [test x$build_lib_sessiond_comm = xyes])
+AM_CONDITIONAL([BUILD_LIB_TESTPOINT], [test x$build_lib_testpoint = xyes])
+AM_CONDITIONAL([BUILD_LIB_UST_CONSUMER], [test x$build_lib_ust_consumer = xyes])
+
+AM_CFLAGS="-Wall -fno-strict-aliasing $PTHREAD_CFLAGS"
+AC_SUBST(AM_CFLAGS)
+
+# The order in which the include folders are searched is important.
+# The top_builddir should always be searched first in the event that a build
+# time generated file is included. An example of this is the "version.i" file.
+# In a scenario where lttng-tools is built from a distribution tarball and in a
+# out-of-tree manner, the generated "version.i" has priority on the one from
+# the source (distribution tarball) and must be found first.
+AM_CPPFLAGS="-I\$(top_builddir)/include -I\$(top_srcdir)/include -I\$(top_srcdir)/src -include config.h $AM_CPPFLAGS"
+AC_SUBST(AM_CPPFLAGS)
+
+lttngincludedir="${includedir}/lttng"