+# Check kmod library
+AC_ARG_WITH(kmod-prefix,
+ AS_HELP_STRING([--with-kmod-prefix=PATH],
+ [Specify the installation prefix of the kmod library.
+ Headers must be in PATH/include; libraries in PATH/lib.]),
+ [
+ CPPFLAGS="$CPPFLAGS -I${withval}/include"
+ LDFLAGS="$LDFLAGS -L${withval}/lib64 -L${withval}/lib"
+ ])
+
+AC_ARG_ENABLE(kmod,
+ AS_HELP_STRING([--disable-kmod],[build without kmod support]),
+ kmod_support=zz$enableval, kmod_support=yes)
+
+AS_IF([test "x$kmod_support" = "xyes"], [
+ AC_CHECK_LIB([kmod], [kmod_module_probe_insert_module],
+ [
+ AC_DEFINE([HAVE_KMOD], [1], [has kmod support])
+ LIBS="$LIBS -lkmod"
+ kmod_found=yes
+ ],
+ kmod_found=no
+ )
+])
+AM_CONDITIONAL([HAVE_KMOD], [test "x$kmod_found" = xyes])
+
+AC_ARG_WITH(lttng-ust-prefix,
+ AS_HELP_STRING([--with-lttng-ust-prefix=PATH],
+ [Specify the installation prefix of the lttng-ust library.
+ Headers must be in PATH/include; libraries in PATH/lib.]),
+ [
+ CPPFLAGS="$CPPFLAGS -I${withval}/include"
+ LDFLAGS="$LDFLAGS -L${withval}/lib64 -L${withval}/lib"
+ ])
+
+# Check liblttng-ust-ctl library
+AC_ARG_ENABLE(lttng-ust,
+ AS_HELP_STRING([--disable-lttng-ust],[build without LTTng-UST (Userspace Tracing) support]),
+ lttng_ust_support=$enableval, lttng_ust_support=yes)
+
+AS_IF([test "x$lttng_ust_support" = "xyes"], [
+ AC_CHECK_LIB([lttng-ust-ctl], [ustctl_recv_channel_from_consumer],
+ [
+ AC_DEFINE([HAVE_LIBLTTNG_UST_CTL], [1], [has LTTng-UST control support])
+ lttng_ust_ctl_found=yes
+ ],
+ [AC_MSG_ERROR([Cannot find LTTng-UST >= 2.2.x. Use --with-lttng-ust-prefix=PREFIX to specify its location, or specify --disable-lttng-ust to build lttng-tools without LTTng-UST support.])],
+ [-lurcu-common -lurcu-bp -lurcu-cds -lrt -ldl]
+ )
+])
+AM_CONDITIONAL([HAVE_LIBLTTNG_UST_CTL], [test "x$lttng_ust_ctl_found" = xyes])
+AC_CHECK_FUNCS([sched_getcpu sysconf sync_file_range])
+
+# check for dlopen
+AC_CHECK_LIB([dl], [dlopen],
+[
+ have_libdl=yes
+],
+[
+ #libdl not found, check for dlopen in libc.
+ AC_CHECK_LIB([c], [dlopen],
+ [
+ have_libc_dl=yes
+ ],
+ [
+ AC_MSG_ERROR([Cannot find dlopen in libdl nor libc. Use [LDFLAGS]=-Ldir to specify their location.])
+ ])
+])
+AM_CONDITIONAL([LTTNG_TOOLS_BUILD_WITH_LIBDL], [test "x$have_libdl" = "xyes"])
+AM_CONDITIONAL([LTTNG_TOOLS_BUILD_WITH_LIBC_DL], [test "x$have_libc_dl" = "xyes"])
+
+# Check for fmemopen
+AC_CHECK_LIB([c], [fmemopen],
+[
+ AC_DEFINE_UNQUOTED([LTTNG_HAVE_FMEMOPEN], 1, [Has fmemopen support.])
+]
+)
+
+# Check for open_memstream
+AC_CHECK_LIB([c], [open_memstream],
+[
+ AC_DEFINE_UNQUOTED([LTTNG_HAVE_OPEN_MEMSTREAM], 1, [Has open_memstream support.])
+]
+)
+
+AC_ARG_ENABLE([git-version],
+ [AC_HELP_STRING([--disable-git-version],
+ [Do not use the git version for the build])],
+ [have_git_version=$enableval], [have_git_version=yes]
+)
+
+AM_CONDITIONAL([LTTNG_TOOLS_BUILD_GIT_SOURCE],
+ [test "x${have_git_version}" = "xyes"])
+
+# For Python
+# SWIG version needed or newer:
+swig_version=2.0.0
+
+AC_ARG_ENABLE([python-bindings],
+ [AC_HELP_STRING([--enable-python-bindings],
+ [compile Python bindings])],
+ [enable_python_binding=yes], [enable_python_binding=no])
+
+AM_CONDITIONAL([PYTHON_BINDING], [test "x${enable_python_binding:-yes}" = xyes])
+
+if test "x${enable_python_binding:-yes}" = xyes; then
+ AX_PKG_SWIG($swig_version, [], [ AC_MSG_ERROR([SWIG $swig_version or newer is needed]) ])
+ AM_PATH_PYTHON([3.0])
+
+ AC_ARG_VAR([PYTHON_INCLUDE], [Include flags for python, bypassing python-config])
+ AC_ARG_VAR([PYTHON_CONFIG], [Path to python-config])
+ AS_IF([test -z "$PYTHON_INCLUDE"], [
+ AS_IF([test -z "$PYTHON_CONFIG"], [
+ AC_PATH_PROGS([PYTHON_CONFIG],
+ [python$PYTHON_VERSION-config python-config],
+ [no],
+ [`dirname $PYTHON`])
+ AS_IF([test "$PYTHON_CONFIG" = no], [AC_MSG_ERROR([cannot find python-config for $PYTHON. Do you have python-dev installed?])])
+ ])
+ AC_MSG_CHECKING([python include flags])
+ PYTHON_INCLUDE=`$PYTHON_CONFIG --includes`
+ AC_MSG_RESULT([$PYTHON_INCLUDE])
+ ])
+
+else
+ AC_MSG_NOTICE([You may configure with --enable-python-bindings ]dnl
+[if you want Python bindings.])
+
+fi
+
+# Epoll check. If not present, the build will fallback on poll() API
+AX_HAVE_EPOLL(
+ [AX_CONFIG_FEATURE_ENABLE(epoll)],
+ [AX_CONFIG_FEATURE_DISABLE(epoll)]
+)
+AX_CONFIG_FEATURE(
+ [epoll], [This platform supports epoll(7)],
+ [HAVE_EPOLL], [This platform supports epoll(7).],
+ [enable_epoll="yes"], [enable_epoll="no"]
+)
+AM_CONDITIONAL([COMPAT_EPOLL], [ test "$enable_epoll" = "yes" ])
+
+AM_CONDITIONAL([TEST_JAVA_JUL_AGENT], [test "x$test_java_agent_jul" = "xyes"])
+AM_CONDITIONAL([TEST_JAVA_LOG4J_AGENT], [test "x$test_java_agent_log4j" = "xyes"])
+
+if test "x$test_java_agent_jul" = "xyes" || test "x$test_java_agent_log4j" = "xyes"; then
+ AX_JAVA_OPTIONS
+ AX_PROG_JAVAC
+ AX_PROG_JAVA
+ AX_PROG_JAR
+
+ AX_CHECK_CLASSPATH
+
+ # Check for Java UST agent common class first
+ AX_CHECK_CLASS(org.lttng.ust.agent.AbstractLttngAgent)
+ if test "x$ac_cv_class_org_lttng_ust_agent_AbstractLttngAgent" = "xno"; then
+ AC_MSG_ERROR([The UST Java agent common class was not found. Please specify the location of the jar via the Java CLASSPATH e.g: export CLASSPATH="/path/to/lttng-ust-agent-common.jar"])
+ fi
+
+ if test "x$test_java_agent_jul" = "xyes"; then
+ # Check for JUL agent class
+ AX_CHECK_CLASS(org.lttng.ust.agent.jul.LttngLogHandler)
+ if test "x$ac_cv_class_org_lttng_ust_agent_jul_LttngLogHandler" = "xno"; then
+ AC_MSG_ERROR([The UST Java agent JUL class was not found. Please specify the location of the jar via the Java CLASSPATH e.g: export CLASSPATH="/path/to/lttng-ust-agent-jul.jar"])
+ fi
+ fi
+
+ if test "x$test_java_agent_log4j" = "xyes"; then
+ # Check for Log4j agent class
+ AX_CHECK_CLASS(org.lttng.ust.agent.log4j.LttngLogAppender)
+ if test "x$ac_cv_class_org_lttng_ust_agent_log4j_LttngLogAppender" = "xno"; then
+ AC_MSG_ERROR([The UST Java agent Log4j class was not found. Please specify the location of the jar via the Java CLASSPATH e.g: export CLASSPATH="/path/to/lttng-ust-agent-log4j.jar"])
+ fi
+
+ # Check for Log4j class
+ AX_CHECK_CLASS(org.apache.log4j.Logger)
+ if test "x$ac_cv_class_org_apache_log4j_Logger" = "xno"; then
+ AC_MSG_ERROR([The Log4j class was not found. Please specify the location of the jar via the Java CLASSPATH e.g: export CLASSPATH="/path/to/log4j.jar"])
+ fi
+ fi
+fi
+
+# 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 "$test_python3_agent_autodetect"],[
+ AC_MSG_ERROR([No python3 agent found. The path to the agent can be specified by setting the PYTHONPATH environment variable.])
+ ])
+ ])
+
+ ])
+])
+
+AC_SUBST([RUN_PYTHON_AGENT_TEST])
+AC_SUBST([PYTHON2_AGENT])
+AC_SUBST([PYTHON3_AGENT])
+
+
+if test ! -f "$srcdir/src/lib/lttng-ctl/filter/filter-parser.h"; then
+ if test x"$YACC" != "xbison -y"; then
+ AC_MSG_ERROR([[bison not found and is required when building from git.
+ Please install bison]])
+ fi
+ AC_PATH_PROG([BISON],[bison])
+ AX_PROG_BISON_VERSION([2.4], [],[
+ AC_MSG_ERROR([[Bison >= 2.4 is required when building from git]])
+ ])
+fi
+
+if test ! -f "$srcdir/src/lib/lttng-ctl/filter/filter-lexer.c"; then
+ if test x"$LEX" != "xflex"; then
+ AC_MSG_ERROR([[flex not found and is required when building from git.
+ Please install flex]])
+ fi
+ AC_PATH_PROG([FLEX],[flex])
+ AX_PROG_FLEX_VERSION([2.5.35], [],[
+ AC_MSG_ERROR([[Flex >= 2.5.35 is required when building from git]])
+ ])
+fi