[lttng-tools.git] / configure.ac

AC_INIT([lttng-tools],[2.1.0],[dgoulet@efficios.com],[],[http://lttng.org])
AC_CONFIG_AUX_DIR([config])
AC_CANONICAL_TARGET
AC_CANONICAL_HOST
AC_CONFIG_MACRO_DIR([config])
AM_INIT_AUTOMAKE([foreign dist-bzip2 no-dist-gzip])
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])

version_name="Basse Messe"
version_description="Light coloured German ale whose style was named after the city Cologne (Koln) where it was first brewed. It is a rather simple beer with lightly fruity aromas and a delicate hoppy fragrance. The beer has a pronounced malty taste with a subtle bitter aftertaste"

AC_DEFINE_UNQUOTED([VERSION_NAME], ["$version_name"], "")
AC_DEFINE_UNQUOTED([VERSION_DESCRIPTION], ["$version_description"], "")

AC_CONFIG_HEADERS([include/config.h])

AC_PROG_GREP
# libtool link_all_deplibs fixup. See http://bugs.lttng.org/issues/321.
AC_ARG_ENABLE(libtool-linkdep-fixup,
	AS_HELP_STRING([--disable-libtool-linkdep-fixup],
			[disable the libtool fixup for linking all dependent libraries (link_all_deplibs)]),
	libtool_fixup=$enableval,
	libtool_fixup=yes)

AS_IF([test "x$libtool_fixup" = "xyes"],
	    [
	    libtool_m4="$srcdir/config/libtool.m4"
	    libtool_flag_pattern=".*link_all_deplibs\s*,\s*\$1\s*)"
	    AC_MSG_CHECKING([for occurence(s) of link_all_deplibs = no in $libtool_m4])
	    libtool_flag_pattern_count=$(grep -c "$libtool_flag_pattern\s*=\s*no" $libtool_m4)
	    AS_IF([test $libtool_flag_pattern_count -ne 0],
	    [
		  AC_MSG_RESULT([$libtool_flag_pattern_count])
		  AC_MSG_WARN([the detected libtool will not link all dependencies, forcing link_all_deplibs = unknown])
		  sed -i "s/\($libtool_flag_pattern\)\s*=\s*no/\1=unknown/g" $libtool_m4
		  ],
		  [
		  AC_MSG_RESULT([none])
		  ])
	    ])

AM_CONDITIONAL([NO_SHARED], [test x$enable_shared = xno])

AC_CHECK_HEADERS([ \
	sys/types.h unistd.h fcntl.h string.h pthread.h limits.h \
	signal.h stdlib.h sys/un.h sys/socket.h stdlib.h stdio.h \
	getopt.h sys/ipc.h sys/shm.h popt.h grp.h \
])

# Babeltrace viewer check
AC_ARG_WITH([babeltrace-bin],
	AS_HELP_STRING([--with-babeltrace-bin],
	[Location of the babeltrace viewer executable (including the filename)]),
	[BABELTRACE_BIN="$withval"],
	[BABELTRACE_BIN=''])
AC_SUBST([BABELTRACE_BIN])

# lttv-gui
AC_ARG_WITH([lttv-gui-bin],
	AS_HELP_STRING([--with-lttv-gui-bin],
   [Location of the lttv GUI viewer executable (including the filename)]),
   [LTTV_GUI_BIN="$withval"],
   [LTTV_GUI_BIN=''])
AC_SUBST([LTTV_GUI_BIN])

AC_ARG_WITH([consumerd32-bin],
	AS_HELP_STRING([--with-consumerd32-bin],
	[Location of the 32-bit consumerd executable (including the filename)]),
	[CONSUMERD32_BIN="$withval"],
	[CONSUMERD32_BIN=''])
AC_SUBST([CONSUMERD32_BIN])

AC_ARG_WITH([consumerd64-bin],
	AS_HELP_STRING([--with-consumerd64-bin],
	[Location of the 64-bit consumerd executable (including the filename)]),
	[CONSUMERD64_BIN="$withval"],
	[CONSUMERD64_BIN=''])
AC_SUBST([CONSUMERD64_BIN])

AC_ARG_WITH([consumerd32-libdir],
	AS_HELP_STRING([--with-consumerd32-libdir],
	[Directory containing the 32-bit consumerd libraries]),
	[CONSUMERD32_LIBDIR="$withval"],
	[CONSUMERD32_LIBDIR=''])
AC_SUBST([CONSUMERD32_LIBDIR])

AC_ARG_WITH([consumerd64-libdir],
	AS_HELP_STRING([--with-consumerd64-libdir],
	[Directory containing the 64-bit consumerd libraries]),
	[CONSUMERD64_LIBDIR="$withval"],
	[CONSUMERD64_LIBDIR=''])
AC_SUBST([CONSUMERD64_LIBDIR])

AC_DEFINE_UNQUOTED([CONFIG_CONSUMERD32_BIN], "$CONSUMERD32_BIN", [Location of the 32-bit consumerd executable.])
AC_DEFINE_UNQUOTED([CONFIG_CONSUMERD64_BIN], "$CONSUMERD64_BIN", [Location of the 64-bit consumerd executable])
AC_DEFINE_UNQUOTED([CONFIG_CONSUMERD32_LIBDIR], "$CONSUMERD32_LIBDIR", [Search for consumerd 32-bit libraries in this location.])
AC_DEFINE_UNQUOTED([CONFIG_CONSUMERD64_LIBDIR], "$CONSUMERD64_LIBDIR", [Search for consumerd 64-bit libraries in this location.])
AC_DEFINE_UNQUOTED([CONFIG_BABELTRACE_BIN], "$BABELTRACE_BIN", [Location of the babeltrace viewer executable.])
AC_DEFINE_UNQUOTED([CONFIG_LTTV_GUI_BIN], "$LTTV_GUI_BIN", [Location of the lttv GUI viewer executable.])

# Check for pthread
AC_CHECK_LIB([pthread], [pthread_create], [],
	[AC_MSG_ERROR([Cannot find libpthread. Use [LDFLAGS]=-Ldir to specify its location.])]
)

# Check libpopt
AC_CHECK_LIB([popt], [poptGetContext], [],
	[AC_MSG_ERROR([Cannot find libpopt. Use [LDFLAGS]=-Ldir to specify its location.])]
)

# Check for libuuid
AC_CHECK_LIB([uuid], [uuid_generate],
[
	AC_DEFINE_UNQUOTED([LTTNG_HAVE_LIBUUID], 1, [Has libuuid support.])
	have_libuuid=yes
],
[
	# libuuid not found, check for uuid_create in libc.
	AC_CHECK_LIB([c], [uuid_create],
	[
		AC_DEFINE_UNQUOTED([LTTNG_HAVE_LIBC_UUID], 1, [Has libc uuid support.])
		have_libc_uuid=yes
	],
	[
		AC_MSG_ERROR([Cannot find libuuid uuid_generate nor libc uuid_create. Use [LDFLAGS]=-Ldir to specify their location.])
	])
]
)
AM_CONDITIONAL([LTTNG_BUILD_WITH_LIBUUID], [test "x$have_libuuid" = "xyes"])
AM_CONDITIONAL([LTTNG_BUILD_WITH_LIBC_UUID], [test "x$have_libc_uuid" = "xyes"])

# URCU library version needed or newer
liburcu_version=">= 0.7.2"

# Check liburcu needed function calls
AC_CHECK_DECL([cds_list_add], [],
	[AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu/list.h>]]
)
AC_CHECK_DECL([cds_wfq_init], [],
	[AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu/wfqueue.h>]]
)
AC_CHECK_DECL([cds_wfq_dequeue_blocking], [],
    [AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu/wfqueue.h>]]
)
AC_CHECK_DECL([futex_async], [],
	[AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu/futex.h>]]
)
AC_CHECK_DECL([rcu_thread_offline], [],
	[AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu.h>]]
)
AC_CHECK_DECL([rcu_thread_online], [],
	[AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu.h>]]
)
AC_CHECK_DECL([caa_likely], [],
	[AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu.h>]]
)

# 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$lttng_ust_support" = "xyes"], [
	AC_CHECK_LIB([lttng-ust-ctl], [ustctl_set_filter],
		[
			AC_DEFINE([HAVE_LIBLTTNG_UST_CTL], [1], [has LTTng-UST control support])
			lttng_ust_ctl_found=yes
		],
		[AC_MSG_ERROR([Cannot find LTTng-UST 2.1.x. Use [LDFLAGS]=-Ldir to specify its location, or specify --disable-lttng-ust to build lttng-tools without LTTng-UST support.])],
		[-lurcu-common -lurcu-bp -lurcu-cds -lrt]
	)
])
AM_CONDITIONAL([HAVE_LIBLTTNG_UST_CTL], [test "x$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.])
]
)

# 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=yes], [enable_python=no])

AM_CONDITIONAL([USE_PYTHON], [test "x${enable_python:-yes}" = xyes])

if test "x${enable_python:-yes}" = xyes; then
  AX_PKG_SWIG($swig_version, [], [ AC_MSG_ERROR([SWIG $swig_version or newer is needed]) ])
  AM_PATH_PYTHON

  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

# Option to only build the consumer daemon and its libraries
AC_ARG_WITH([consumerd-only],
	AS_HELP_STRING([--with-consumerd-only],[Only build the consumer daemon [default=no]]),
	[consumerd_only=$withval],
	[consumerd_only=no])
AM_CONDITIONAL([BUILD_CONSUMERD_ONLY], [test "x$consumerd_only" = "xyes"])

# 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" ])

AC_SYS_LARGEFILE
AC_PROG_CC
LT_INIT
AC_PROG_YACC
AC_PROG_LEX

AC_DEFUN([AC_PROG_BISON], [AC_CHECK_PROGS(BISON, bison, bison)])

CFLAGS="-Wall $CFLAGS -g -fno-strict-aliasing"

DEFAULT_INCLUDES="-I\$(top_srcdir) -I\$(top_builddir) -I\$(top_builddir)/src -I\$(top_builddir)/include -include config.h"

lttngincludedir="${includedir}/lttng"

AC_SUBST(lttngincludedir)
AC_SUBST(DEFAULT_INCLUDES)

lttnglibexecdir="${libdir}/lttng/libexec"
AC_SUBST(lttnglibexecdir)

AC_CONFIG_FILES([
	Makefile
	doc/Makefile
	doc/man/Makefile
	include/Makefile
	extras/Makefile
	extras/bindings/Makefile
	extras/bindings/swig/Makefile
	extras/bindings/swig/python/Makefile
	src/Makefile
	src/common/Makefile
	src/common/kernel-ctl/Makefile
	src/common/kernel-consumer/Makefile
	src/common/ust-consumer/Makefile
	src/common/hashtable/Makefile
	src/common/sessiond-comm/Makefile
	src/common/compat/Makefile
	src/common/relayd/Makefile
	src/common/testpoint/Makefile
	src/lib/Makefile
	src/lib/lttng-ctl/Makefile
	src/lib/lttng-ctl/filter/Makefile
	src/lib/lttng-ctl/lttng-ctl.pc
	src/bin/Makefile
	src/bin/lttng-consumerd/Makefile
	src/bin/lttng-sessiond/Makefile
	src/bin/lttng-relayd/Makefile
	src/bin/lttng/Makefile
	tests/Makefile
	tests/regression/Makefile
	tests/regression/kernel/Makefile
	tests/regression/tools/Makefile
	tests/regression/tools/streaming/Makefile
	tests/regression/tools/filtering/Makefile
	tests/regression/tools/health/Makefile
	tests/regression/ust/Makefile
	tests/regression/ust/nprocesses/Makefile
	tests/regression/ust/high-throughput/Makefile
	tests/regression/ust/low-throughput/Makefile
	tests/regression/ust/before-after/Makefile
	tests/regression/ust/multi-session/Makefile
	tests/regression/ust/overlap/Makefile
	tests/regression/ust/overlap/demo/Makefile
])

AC_OUTPUT

#
# Mini-report on what will be built
#
AS_ECHO()

AS_ECHO("Version name: $version_name")
AS_ECHO("$version_description")

AS_ECHO()

# Target architecture we're building for
target_arch=$host_cpu
[
for f in $CFLAGS; do
        if test $f = "-m32"; then
			target_arch="32-bit"
        elif test $f = "-m64"; then
			target_arch="64-bit"
        fi
done
]
AS_ECHO_N("Target architecture: ")
AS_ECHO($target_arch)

# LTTng-UST enabled/disabled
AS_ECHO_N("Lttng-UST support: ")
AS_IF([test "x$lttng_ust_support" = "xyes"],[
	AS_ECHO("Enabled")
],[
	AS_ECHO("Disabled")
])

#Python binding enabled/disabled
AS_ECHO_N("Python binding: ")
AS_IF([test "x${enable_python:-yes}" = xyes], [
	AS_ECHO("Enabled")
],[
	AS_ECHO("Disabled")
])

# Do we build only the consumerd, or everything
AS_IF([test "x$consumerd_only" = "xyes"],[
	AS_ECHO("Only the consumerd daemon will be built.")
],[
	AS_ECHO("All binaries will be built.")
])

# Print the bindir and libdir this `make install' will install into.
AS_ECHO()
AS_ECHO_N("Binaries will be installed in:  ")
AS_ECHO("`eval eval echo $bindir`")
AS_ECHO_N("Libraries will be installed in: ")
AS_ECHO("`eval eval echo $libdir`")

# If we build the sessiond, print the paths it will use
AS_IF([test "x$consumerd_only" = "xno"],[
	AS_ECHO()
	AS_ECHO("The sessiond daemon will look in the following directories: ")
	AS_ECHO_N("32-bit consumerd executable at: ")
	AS_IF([test "$CONSUMERD32_BIN" = ""],[
		AS_ECHO_N("`eval eval echo $lttnglibexecdir`")
		AS_ECHO("/lttng-consumerd")
	],[
		AS_ECHO("$CONSUMERD32_BIN")
	])

	AS_ECHO_N("32-bit consumer libraries in:   ")
	AS_IF([test "$CONSUMERD32_LIBDIR" = ""],[
		AS_ECHO("`eval eval echo $libdir`")
	],[
		AS_ECHO("$CONSUMERD32_LIBDIR")
	])

	AS_ECHO_N("64-bit consumerd executable at: ")
	AS_IF([test "$CONSUMERD64_BIN" = ""],[
		AS_ECHO_N("`eval eval echo $lttnglibexecdir`")
		AS_ECHO("/lttng-consumerd")
	],[
		AS_ECHO("$CONSUMERD64_BIN")
	])

	AS_ECHO_N("64-bit consumer libraries in:   ")
	AS_IF([test "$CONSUMERD64_LIBDIR" = ""],[
		AS_ECHO("`eval eval echo $libdir`")
	],[
		AS_ECHO("$CONSUMERD64_LIBDIR")
	])
])

AS_ECHO()
Commit	Line	Data
	1	AC_INIT([lttng-tools],[2.1.0],[dgoulet@efficios.com],[],[http://lttng.org])
	2	AC_CONFIG_AUX_DIR([config])
	3	AC_CANONICAL_TARGET
	4	AC_CANONICAL_HOST
	5	AC_CONFIG_MACRO_DIR([config])
	6	AM_INIT_AUTOMAKE([foreign dist-bzip2 no-dist-gzip])
	7	m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
	8
	9	version_name="Basse Messe"
	10	version_description="Light coloured German ale whose style was named after the city Cologne (Koln) where it was first brewed. It is a rather simple beer with lightly fruity aromas and a delicate hoppy fragrance. The beer has a pronounced malty taste with a subtle bitter aftertaste"
	11
	12	AC_DEFINE_UNQUOTED([VERSION_NAME], ["$version_name"], "")
	13	AC_DEFINE_UNQUOTED([VERSION_DESCRIPTION], ["$version_description"], "")
	14
	15	AC_CONFIG_HEADERS([include/config.h])
	16
	17	AC_PROG_GREP
	18	# libtool link_all_deplibs fixup. See http://bugs.lttng.org/issues/321.
	19	AC_ARG_ENABLE(libtool-linkdep-fixup,
	20	AS_HELP_STRING([--disable-libtool-linkdep-fixup],
	21	[disable the libtool fixup for linking all dependent libraries (link_all_deplibs)]),
	22	libtool_fixup=$enableval,
	23	libtool_fixup=yes)
	24
	25	AS_IF([test "x$libtool_fixup" = "xyes"],
	26	[
	27	libtool_m4="$srcdir/config/libtool.m4"
	28	libtool_flag_pattern=".link_all_deplibs\s,\s\$1\s)"
	29	AC_MSG_CHECKING([for occurence(s) of link_all_deplibs = no in $libtool_m4])
	30	libtool_flag_pattern_count=$(grep -c "$libtool_flag_pattern\s=\sno" $libtool_m4)
	31	AS_IF([test $libtool_flag_pattern_count -ne 0],
	32	[
	33	AC_MSG_RESULT([$libtool_flag_pattern_count])
	34	AC_MSG_WARN([the detected libtool will not link all dependencies, forcing link_all_deplibs = unknown])
	35	sed -i "s/\($libtool_flag_pattern\)\s=\sno/\1=unknown/g" $libtool_m4
	36	],
	37	[
	38	AC_MSG_RESULT([none])
	39	])
	40	])
	41
	42	AM_CONDITIONAL([NO_SHARED], [test x$enable_shared = xno])
	43
	44	AC_CHECK_HEADERS([ \
	45	sys/types.h unistd.h fcntl.h string.h pthread.h limits.h \
	46	signal.h stdlib.h sys/un.h sys/socket.h stdlib.h stdio.h \
	47	getopt.h sys/ipc.h sys/shm.h popt.h grp.h \
	48	])
	49
	50	# Babeltrace viewer check
	51	AC_ARG_WITH([babeltrace-bin],
	52	AS_HELP_STRING([--with-babeltrace-bin],
	53	[Location of the babeltrace viewer executable (including the filename)]),
	54	[BABELTRACE_BIN="$withval"],
	55	[BABELTRACE_BIN=''])
	56	AC_SUBST([BABELTRACE_BIN])
	57
	58	# lttv-gui
	59	AC_ARG_WITH([lttv-gui-bin],
	60	AS_HELP_STRING([--with-lttv-gui-bin],
	61	[Location of the lttv GUI viewer executable (including the filename)]),
	62	[LTTV_GUI_BIN="$withval"],
	63	[LTTV_GUI_BIN=''])
	64	AC_SUBST([LTTV_GUI_BIN])
	65
	66	AC_ARG_WITH([consumerd32-bin],
	67	AS_HELP_STRING([--with-consumerd32-bin],
	68	[Location of the 32-bit consumerd executable (including the filename)]),
	69	[CONSUMERD32_BIN="$withval"],
	70	[CONSUMERD32_BIN=''])
	71	AC_SUBST([CONSUMERD32_BIN])
	72
	73	AC_ARG_WITH([consumerd64-bin],
	74	AS_HELP_STRING([--with-consumerd64-bin],
	75	[Location of the 64-bit consumerd executable (including the filename)]),
	76	[CONSUMERD64_BIN="$withval"],
	77	[CONSUMERD64_BIN=''])
	78	AC_SUBST([CONSUMERD64_BIN])
	79
	80	AC_ARG_WITH([consumerd32-libdir],
	81	AS_HELP_STRING([--with-consumerd32-libdir],
	82	[Directory containing the 32-bit consumerd libraries]),
	83	[CONSUMERD32_LIBDIR="$withval"],
	84	[CONSUMERD32_LIBDIR=''])
	85	AC_SUBST([CONSUMERD32_LIBDIR])
	86
	87	AC_ARG_WITH([consumerd64-libdir],
	88	AS_HELP_STRING([--with-consumerd64-libdir],
	89	[Directory containing the 64-bit consumerd libraries]),
	90	[CONSUMERD64_LIBDIR="$withval"],
	91	[CONSUMERD64_LIBDIR=''])
	92	AC_SUBST([CONSUMERD64_LIBDIR])
	93
	94	AC_DEFINE_UNQUOTED([CONFIG_CONSUMERD32_BIN], "$CONSUMERD32_BIN", [Location of the 32-bit consumerd executable.])
	95	AC_DEFINE_UNQUOTED([CONFIG_CONSUMERD64_BIN], "$CONSUMERD64_BIN", [Location of the 64-bit consumerd executable])
	96	AC_DEFINE_UNQUOTED([CONFIG_CONSUMERD32_LIBDIR], "$CONSUMERD32_LIBDIR", [Search for consumerd 32-bit libraries in this location.])
	97	AC_DEFINE_UNQUOTED([CONFIG_CONSUMERD64_LIBDIR], "$CONSUMERD64_LIBDIR", [Search for consumerd 64-bit libraries in this location.])
	98	AC_DEFINE_UNQUOTED([CONFIG_BABELTRACE_BIN], "$BABELTRACE_BIN", [Location of the babeltrace viewer executable.])
	99	AC_DEFINE_UNQUOTED([CONFIG_LTTV_GUI_BIN], "$LTTV_GUI_BIN", [Location of the lttv GUI viewer executable.])
	100
	101	# Check for pthread
	102	AC_CHECK_LIB([pthread], [pthread_create], [],
	103	[AC_MSG_ERROR([Cannot find libpthread. Use [LDFLAGS]=-Ldir to specify its location.])]
	104	)
	105
	106	# Check libpopt
	107	AC_CHECK_LIB([popt], [poptGetContext], [],
	108	[AC_MSG_ERROR([Cannot find libpopt. Use [LDFLAGS]=-Ldir to specify its location.])]
	109	)
	110
	111	# Check for libuuid
	112	AC_CHECK_LIB([uuid], [uuid_generate],
	113	[
	114	AC_DEFINE_UNQUOTED([LTTNG_HAVE_LIBUUID], 1, [Has libuuid support.])
	115	have_libuuid=yes
	116	],
	117	[
	118	# libuuid not found, check for uuid_create in libc.
	119	AC_CHECK_LIB([c], [uuid_create],
	120	[
	121	AC_DEFINE_UNQUOTED([LTTNG_HAVE_LIBC_UUID], 1, [Has libc uuid support.])
	122	have_libc_uuid=yes
	123	],
	124	[
	125	AC_MSG_ERROR([Cannot find libuuid uuid_generate nor libc uuid_create. Use [LDFLAGS]=-Ldir to specify their location.])
	126	])
	127	]
	128	)
	129	AM_CONDITIONAL([LTTNG_BUILD_WITH_LIBUUID], [test "x$have_libuuid" = "xyes"])
	130	AM_CONDITIONAL([LTTNG_BUILD_WITH_LIBC_UUID], [test "x$have_libc_uuid" = "xyes"])
	131
	132	# URCU library version needed or newer
	133	liburcu_version=">= 0.7.2"
	134
	135	# Check liburcu needed function calls
	136	AC_CHECK_DECL([cds_list_add], [],
	137	[AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu/list.h>]]
	138	)
	139	AC_CHECK_DECL([cds_wfq_init], [],
	140	[AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu/wfqueue.h>]]
	141	)
	142	AC_CHECK_DECL([cds_wfq_dequeue_blocking], [],
	143	[AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu/wfqueue.h>]]
	144	)
	145	AC_CHECK_DECL([futex_async], [],
	146	[AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu/futex.h>]]
	147	)
	148	AC_CHECK_DECL([rcu_thread_offline], [],
	149	[AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu.h>]]
	150	)
	151	AC_CHECK_DECL([rcu_thread_online], [],
	152	[AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu.h>]]
	153	)
	154	AC_CHECK_DECL([caa_likely], [],
	155	[AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu.h>]]
	156	)
	157
	158	# Check liblttng-ust-ctl library
	159	AC_ARG_ENABLE(lttng-ust,
	160	AS_HELP_STRING([--disable-lttng-ust],[build without LTTng-UST (Userspace Tracing) support]),
	161	lttng_ust_support=$enableval, lttng_ust_support=yes)
	162
	163	AS_IF([test "x$lttng_ust_support" = "xyes"], [
	164	AC_CHECK_LIB([lttng-ust-ctl], [ustctl_set_filter],
	165	[
	166	AC_DEFINE([HAVE_LIBLTTNG_UST_CTL], [1], [has LTTng-UST control support])
	167	lttng_ust_ctl_found=yes
	168	],
	169	[AC_MSG_ERROR([Cannot find LTTng-UST 2.1.x. Use [LDFLAGS]=-Ldir to specify its location, or specify --disable-lttng-ust to build lttng-tools without LTTng-UST support.])],
	170	[-lurcu-common -lurcu-bp -lurcu-cds -lrt]
	171	)
	172	])
	173	AM_CONDITIONAL([HAVE_LIBLTTNG_UST_CTL], [test "x$lttng_ust_ctl_found" = xyes])
	174	AC_CHECK_FUNCS([sched_getcpu sysconf sync_file_range])
	175
	176	# check for dlopen
	177	AC_CHECK_LIB([dl], [dlopen],
	178	[
	179	have_libdl=yes
	180	],
	181	[
	182	#libdl not found, check for dlopen in libc.
	183	AC_CHECK_LIB([c], [dlopen],
	184	[
	185	have_libc_dl=yes
	186	],
	187	[
	188	AC_MSG_ERROR([Cannot find dlopen in libdl nor libc. Use [LDFLAGS]=-Ldir to specify their location.])
	189	])
	190	])
	191	AM_CONDITIONAL([LTTNG_TOOLS_BUILD_WITH_LIBDL], [test "x$have_libdl" = "xyes"])
	192	AM_CONDITIONAL([LTTNG_TOOLS_BUILD_WITH_LIBC_DL], [test "x$have_libc_dl" = "xyes"])
	193
	194	# Check for fmemopen
	195	AC_CHECK_LIB([c], [fmemopen],
	196	[
	197	AC_DEFINE_UNQUOTED([LTTNG_HAVE_FMEMOPEN], 1, [Has fmemopen support.])
	198	]
	199	)
	200
	201	# Check for open_memstream
	202	AC_CHECK_LIB([c], [open_memstream],
	203	[
	204	AC_DEFINE_UNQUOTED([LTTNG_HAVE_OPEN_MEMSTREAM], 1, [Has open_memstream support.])
	205	]
	206	)
	207
	208	# For Python
	209	# SWIG version needed or newer:
	210	swig_version=2.0.0
	211
	212	AC_ARG_ENABLE([python-bindings],
	213	[AC_HELP_STRING([--enable-python-bindings],
	214	[compile Python bindings])],
	215	[enable_python=yes], [enable_python=no])
	216
	217	AM_CONDITIONAL([USE_PYTHON], [test "x${enable_python:-yes}" = xyes])
	218
	219	if test "x${enable_python:-yes}" = xyes; then
	220	AX_PKG_SWIG($swig_version, [], [ AC_MSG_ERROR([SWIG $swig_version or newer is needed]) ])
	221	AM_PATH_PYTHON
	222
	223	AC_ARG_VAR([PYTHON_INCLUDE], [Include flags for python, bypassing python-config])
	224	AC_ARG_VAR([PYTHON_CONFIG], [Path to python-config])
	225	AS_IF([test -z "$PYTHON_INCLUDE"], [
	226	AS_IF([test -z "$PYTHON_CONFIG"], [
	227	AC_PATH_PROGS([PYTHON_CONFIG],
	228	[python$PYTHON_VERSION-config python-config],
	229	[no],
	230	[`dirname $PYTHON`])
	231	AS_IF([test "$PYTHON_CONFIG" = no], [AC_MSG_ERROR([cannot find python-config for $PYTHON. Do you have python-dev installed?])])
	232	])
	233	AC_MSG_CHECKING([python include flags])
	234	PYTHON_INCLUDE=`$PYTHON_CONFIG --includes`
	235	AC_MSG_RESULT([$PYTHON_INCLUDE])
	236	])
	237
	238	else
	239	AC_MSG_NOTICE([You may configure with --enable-python-bindings ]dnl
	240	[if you want Python bindings.])
	241
	242	fi
	243
	244	# Option to only build the consumer daemon and its libraries
	245	AC_ARG_WITH([consumerd-only],
	246	AS_HELP_STRING([--with-consumerd-only],[Only build the consumer daemon [default=no]]),
	247	[consumerd_only=$withval],
	248	[consumerd_only=no])
	249	AM_CONDITIONAL([BUILD_CONSUMERD_ONLY], [test "x$consumerd_only" = "xyes"])
	250
	251	# Epoll check. If not present, the build will fallback on poll() API
	252	AX_HAVE_EPOLL(
	253	[AX_CONFIG_FEATURE_ENABLE(epoll)],
	254	[AX_CONFIG_FEATURE_DISABLE(epoll)]
	255	)
	256	AX_CONFIG_FEATURE(
	257	[epoll], [This platform supports epoll(7)],
	258	[HAVE_EPOLL], [This platform supports epoll(7).],
	259	[enable_epoll="yes"], [enable_epoll="no"]
	260	)
	261	AM_CONDITIONAL([COMPAT_EPOLL], [ test "$enable_epoll" = "yes" ])
	262
	263	AC_SYS_LARGEFILE
	264	AC_PROG_CC
	265	LT_INIT
	266	AC_PROG_YACC
	267	AC_PROG_LEX
	268
	269	AC_DEFUN([AC_PROG_BISON], [AC_CHECK_PROGS(BISON, bison, bison)])
	270
	271	CFLAGS="-Wall $CFLAGS -g -fno-strict-aliasing"
	272
	273	DEFAULT_INCLUDES="-I\$(top_srcdir) -I\$(top_builddir) -I\$(top_builddir)/src -I\$(top_builddir)/include -include config.h"
	274
	275	lttngincludedir="${includedir}/lttng"
	276
	277	AC_SUBST(lttngincludedir)
	278	AC_SUBST(DEFAULT_INCLUDES)
	279
	280	lttnglibexecdir="${libdir}/lttng/libexec"
	281	AC_SUBST(lttnglibexecdir)
	282
	283	AC_CONFIG_FILES([
	284	Makefile
	285	doc/Makefile
	286	doc/man/Makefile
	287	include/Makefile
	288	extras/Makefile
	289	extras/bindings/Makefile
	290	extras/bindings/swig/Makefile
	291	extras/bindings/swig/python/Makefile
	292	src/Makefile
	293	src/common/Makefile
	294	src/common/kernel-ctl/Makefile
	295	src/common/kernel-consumer/Makefile
	296	src/common/ust-consumer/Makefile
	297	src/common/hashtable/Makefile
	298	src/common/sessiond-comm/Makefile
	299	src/common/compat/Makefile
	300	src/common/relayd/Makefile
	301	src/common/testpoint/Makefile
	302	src/lib/Makefile
	303	src/lib/lttng-ctl/Makefile
	304	src/lib/lttng-ctl/filter/Makefile
	305	src/lib/lttng-ctl/lttng-ctl.pc
	306	src/bin/Makefile
	307	src/bin/lttng-consumerd/Makefile
	308	src/bin/lttng-sessiond/Makefile
	309	src/bin/lttng-relayd/Makefile
	310	src/bin/lttng/Makefile
	311	tests/Makefile
	312	tests/regression/Makefile
	313	tests/regression/kernel/Makefile
	314	tests/regression/tools/Makefile
	315	tests/regression/tools/streaming/Makefile
	316	tests/regression/tools/filtering/Makefile
	317	tests/regression/tools/health/Makefile
	318	tests/regression/ust/Makefile
	319	tests/regression/ust/nprocesses/Makefile
	320	tests/regression/ust/high-throughput/Makefile
	321	tests/regression/ust/low-throughput/Makefile
	322	tests/regression/ust/before-after/Makefile
	323	tests/regression/ust/multi-session/Makefile
	324	tests/regression/ust/overlap/Makefile
	325	tests/regression/ust/overlap/demo/Makefile
	326	])
	327
	328	AC_OUTPUT
	329
	330	#
	331	# Mini-report on what will be built
	332	#
	333	AS_ECHO()
	334
	335	AS_ECHO("Version name: $version_name")
	336	AS_ECHO("$version_description")
	337
	338	AS_ECHO()
	339
	340	# Target architecture we're building for
	341	target_arch=$host_cpu
	342	[
	343	for f in $CFLAGS; do
	344	if test $f = "-m32"; then
	345	target_arch="32-bit"
	346	elif test $f = "-m64"; then
	347	target_arch="64-bit"
	348	fi
	349	done
	350	]
	351	AS_ECHO_N("Target architecture: ")
	352	AS_ECHO($target_arch)
	353
	354	# LTTng-UST enabled/disabled
	355	AS_ECHO_N("Lttng-UST support: ")
	356	AS_IF([test "x$lttng_ust_support" = "xyes"],[
	357	AS_ECHO("Enabled")
	358	],[
	359	AS_ECHO("Disabled")
	360	])
	361
	362	#Python binding enabled/disabled
	363	AS_ECHO_N("Python binding: ")
	364	AS_IF([test "x${enable_python:-yes}" = xyes], [
	365	AS_ECHO("Enabled")
	366	],[
	367	AS_ECHO("Disabled")
	368	])
	369
	370	# Do we build only the consumerd, or everything
	371	AS_IF([test "x$consumerd_only" = "xyes"],[
	372	AS_ECHO("Only the consumerd daemon will be built.")
	373	],[
	374	AS_ECHO("All binaries will be built.")
	375	])
	376
	377	# Print the bindir and libdir this `make install' will install into.
	378	AS_ECHO()
	379	AS_ECHO_N("Binaries will be installed in: ")
	380	AS_ECHO("`eval eval echo $bindir`")
	381	AS_ECHO_N("Libraries will be installed in: ")
	382	AS_ECHO("`eval eval echo $libdir`")
	383
	384	# If we build the sessiond, print the paths it will use
	385	AS_IF([test "x$consumerd_only" = "xno"],[
	386	AS_ECHO()
	387	AS_ECHO("The sessiond daemon will look in the following directories: ")
	388	AS_ECHO_N("32-bit consumerd executable at: ")
	389	AS_IF([test "$CONSUMERD32_BIN" = ""],[
	390	AS_ECHO_N("`eval eval echo $lttnglibexecdir`")
	391	AS_ECHO("/lttng-consumerd")
	392	],[
	393	AS_ECHO("$CONSUMERD32_BIN")
	394	])
	395
	396	AS_ECHO_N("32-bit consumer libraries in: ")
	397	AS_IF([test "$CONSUMERD32_LIBDIR" = ""],[
	398	AS_ECHO("`eval eval echo $libdir`")
	399	],[
	400	AS_ECHO("$CONSUMERD32_LIBDIR")
	401	])
	402
	403	AS_ECHO_N("64-bit consumerd executable at: ")
	404	AS_IF([test "$CONSUMERD64_BIN" = ""],[
	405	AS_ECHO_N("`eval eval echo $lttnglibexecdir`")
	406	AS_ECHO("/lttng-consumerd")
	407	],[
	408	AS_ECHO("$CONSUMERD64_BIN")
	409	])
	410
	411	AS_ECHO_N("64-bit consumer libraries in: ")
	412	AS_IF([test "$CONSUMERD64_LIBDIR" = ""],[
	413	AS_ECHO("`eval eval echo $libdir`")
	414	],[
	415	AS_ECHO("$CONSUMERD64_LIBDIR")
	416	])
	417	])
	418
	419	AS_ECHO()
	420