[lttng-ust.git] / configure.ac

#                                               -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.

AC_INIT([lttng-ust],[2.0.0-rc1],[mathieu dot desnoyers at efficios dot com])

# Following the numbering scheme proposed by libtool for the library version
# http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
AC_SUBST([LTTNG_UST_LIBRARY_VERSION], [0:0:0])
# note: remember to update tracepoint.h dlopen() to match this version
# number. TODO: eventually automate by exporting the major number.

AC_CONFIG_AUX_DIR([config])
AC_CANONICAL_TARGET
AC_CANONICAL_HOST
AC_CONFIG_MACRO_DIR([config])
AM_INIT_AUTOMAKE([foreign])
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
AC_CONFIG_SRCDIR([include/lttng/tracepoint.h])

# Configuration options, which will be installed in the config.h
AC_CONFIG_HEADERS([config.h include/lttng/ust-config.h])
AH_TEMPLATE([LTTNG_UST_HAVE_EFFICIENT_UNALIGNED_ACCESS], [Use efficient unaligned access.])
AH_TEMPLATE([LTTNG_UST_HAVE_SDT_INTEGRATION], [SystemTap integration via sdt.h])

# Compute minor/major/patchlevel version numbers
AC_PROG_SED
major_version=$(echo AC_PACKAGE_VERSION | sed 's/^\([[0-9]]\)*\.[[0-9]]*\.[[0-9]]*.*$/\1/')
minor_version=$(echo AC_PACKAGE_VERSION | sed 's/^[[0-9]]*\.\([[0-9]]*\)\.[[0-9]]*.*$/\1/')
patchlevel_version=$(echo AC_PACKAGE_VERSION | sed 's/^[[0-9]]*\.[[0-9]]*\.\([[0-9]]*\).*$/\1/')
AC_SUBST([MAJOR_VERSION], [$major_version])
AC_SUBST([MINOR_VERSION], [$minor_version])
AC_SUBST([PATCHLEVEL_VERSION], [$patchlevel_version])
AC_DEFINE_UNQUOTED([VERSION_MAJOR], $major_version, [UST major version number])
AC_DEFINE_UNQUOTED([VERSION_MINOR], $minor_version, [UST minor version number])
AC_DEFINE_UNQUOTED([VERSION_PATCHLEVEL], $patchlevel_version, [UST patchlevel version number])


# Checks for programs.
AC_PROG_CC
AC_PROG_CXX
AC_PROG_MAKE_SET
LT_INIT

## Checks for libraries.
AC_CHECK_LIB([dl], [dlopen])
AC_CHECK_LIB([pthread], [pthread_create])

# Check for libuuid
AC_CHECK_LIB([uuid], [uuid_generate],
[
	AC_DEFINE_UNQUOTED([LTTNG_UST_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_UST_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 its location.])
	])
]
)
AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBUUID], [test "x$have_libuuid" = "xyes"])
AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBC_UUID], [test "x$have_libc_uuid" = "xyes"])

# Checks for header files.
#AC_CHECK_HEADERS([fcntl.h stdint.h stdlib.h string.h sys/socket.h sys/time.h unistd.h])

# Checks for typedefs, structures, and compiler characteristics.
AC_C_INLINE
#AC_TYPE_INT16_T
#AC_TYPE_INT32_T
#AC_TYPE_INT64_T
#AC_TYPE_INT8_T
#AC_TYPE_PID_T
#AC_TYPE_SIZE_T
#AC_TYPE_SSIZE_T
#AC_TYPE_UINT16_T
#AC_TYPE_UINT32_T
#AC_TYPE_UINT64_T
#AC_TYPE_UINT8_T
#AC_CHECK_TYPES([ptrdiff_t])

# Checks for library functions.
AC_FUNC_MALLOC
AC_CHECK_FUNCS([gettimeofday munmap socket strerror strtol sched_getcpu sysconf])

CFLAGS="-Wall $CFLAGS"

# Check for texinfo, required for building the documentation
# TODO: make this (and building the documentation) optional
AC_CHECK_PROG([TEXINFO], [makeinfo], [yes])
AS_IF([test "x$TEXINFO" != "xyes"],[
	AC_MSG_ERROR([Please install the 'texinfo' program and make sure 'makeinfo' is in the PATH.])
])

# URCU

# urcu - check if we just find the headers it out of the box.
AC_CHECK_HEADERS([urcu-bp.h], [], [AC_MSG_ERROR([Cannot find [URCU] headers (urcu-bp.h). Use [CPPFLAGS]=-Idir to specify their location.
This error can also occur when the liburcu package's configure script has not been run.])])

AC_MSG_CHECKING([caa_likely()])
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
#include <urcu/compiler.h>
void fct(void)
{
	if (caa_likely(1)) {
	}
}
]])],[
	AC_MSG_RESULT([yes])
],[
	AC_MSG_RESULT([no])
	AC_MSG_ERROR([Please upgrade your version of liburcu to 0.6.6 or better])

])

# urcu - check that URCU lib is available to compilation
AC_CHECK_LIB([urcu-bp], [synchronize_rcu_bp], [], [AC_MSG_ERROR([Cannot find liburcu-bp lib. Use [LDFLAGS]=-Ldir to specify its location.])])

# urcu - check that URCU lib is at least version 0.6
AC_CHECK_LIB([urcu-bp], [call_rcu_bp], [], [AC_MSG_ERROR([liburcu 0.6 or newer is needed, please update your version or use [LDFLAGS]=-Ldir to specify the right location.])])


# Check for various supplementary host information (beyond the
# triplet) which might affect the library format choices.  E.g., we
# can be building with `i686-unknown-linux-gnu-gcc -m64'

case "${host}" in
changequote(,)dnl
  i[34567]86-*-linux*)
changequote([,])dnl
    AC_CACHE_CHECK([if building for x86-64], [ust_cv_i386_is_x86_64],
                    [save_CPPFLAGS="$CPPFLAGS"
                    CPPFLAGS="$CPPFLAGS $CFLAGS"
                    AC_EGREP_CPP([got it], [
#if __x86_64__
got it
#endif
                 ], [ust_cv_i386_is_x86_64=yes],
                    [ust_cv_i386_is_x86_64=no])
                    CPPFLAGS="$save_CPPFLAGS"])
    ;;
esac

AC_MSG_CHECKING([library format for the host system])
case $host_cpu in
changequote(,)dnl
	i[3456]86)
changequote([,])dnl
	  if test "$ust_cv_i386_is_x86_64" = yes ; then
	     LIBFORMAT="elf64-x86-64"
	  else
	     LIBFORMAT="elf32-i386"
	  fi
	  ;;
	x86_64) LIBFORMAT="elf64-x86-64" ;;
	powerpc) LIBFORMAT="elf32-powerpc" ;;
	ppc64) LIBFORMAT="elf64-powerpc" ;;
	powerpc64) LIBFORMAT="elf64-powerpc" ;;
	s390) LIBFORMAT="elf32-s390"; NO_UNALIGNED_ACCESS=1 ;;
	s390x) LIBFORMAT="elf64-s390"; NO_UNALIGNED_ACCESS=1 ;;
        armv5) LIBFORMAT="elf32-littlearm"; NO_UNALIGNED_ACCESS=1 ;;
	arm) LIBFORMAT="elf32-littlearm"; NO_UNALIGNED_ACCESS=1 ;;
	mips*) LIBFORMAT=""; NO_UNALIGNED_ACCESS=1;;
	*) AC_MSG_ERROR([unable to detect library format (unsupported architecture ($host_cpu)?)]) ;;
esac
AC_SUBST(LIBFORMAT)
AC_MSG_RESULT($LIBFORMAT)

if test "x$host_cpu" = "xarm" ; then
AC_MSG_CHECKING([checking for armv5])
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
#ifndef __ARM_ARCH_5TEJ__
#error "no arm5 here"
#endif
]])],[
	AC_MSG_RESULT([yes])
	NO_UNALIGNED_ACCESS=1

],[
	AC_MSG_RESULT([no])

])
fi
if test x$NO_UNALIGNED_ACCESS = x ; then
AC_DEFINE([LTTNG_UST_HAVE_EFFICIENT_UNALIGNED_ACCESS], [1])
fi

# Set compile flags to java include files if given
AC_ARG_WITH([java-jdk],
	[AS_HELP_STRING([--with-java-jdk=DIR],[use the Java JDK in DIR. Ex : $JAVA_HOME.])],
	[JAVA_JDK=$withval],
	[JAVA_JDK=""]
)
AS_IF([test $JAVA_JDK],[
	AS_IF([test -d $JAVA_JDK],[
                AC_MSG_RESULT([using Java includes in $JAVA_SDK])
                SUBDIRS=`find $JAVA_JDK/include -type d`
		CPPFLAGS+=" "
                CPPFLAGS+=`for x in $SUBDIRS; do echo -n "-I$x "; done`
		CPPFLAGS+=" "
        ],[
                AC_MSG_ERROR(Unable to find Java include files in $JAVA_JDK)
        ])
])

# Check for JNI header files if requested
AC_ARG_WITH([jni-interface],
	[AS_HELP_STRING([--with-jni-interface],[build JNI interface between C and Java. Needs Java include files [default=no]])],
	[jni_interface=$withval],
	[jni_interface=no]
)

AS_IF([test "x$jni_interface" = "xyes"],[
        AC_CHECK_HEADERS([jni.h],[],[
        AC_MSG_ERROR([missing jni.h
Make sure Sun Java, OpenJDK or GCJ is installed and that this header file exists in the system path.
Use the --with-java-jdk=DIR flag to point to your Java include files, or disable the JNI interface.])
	])
])
AM_CONDITIONAL([BUILD_JNI_INTERFACE], [test "x$jni_interface" = "xyes"])

# sdt.h integration
AC_ARG_WITH([sdt],
	[AS_HELP_STRING([--with-sdt],[provide SystemTap integration via sdt.h [default=no]])],
	[with_sdt=$withval],
	[with_sdt="no"]
)

AS_IF([test "x$with_sdt" = "xyes"],[
	AC_MSG_CHECKING([STAP_PROBEV()])
	AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
	#define SDT_USE_VARIADIC
	#include <sys/sdt.h>
	void fct(void)
	{
		STAP_PROBEV(provider,name,1,2,3,4,5,6,7,8,9,10);
	}
	]])],[
		AC_MSG_RESULT([yes])
		AC_DEFINE([LTTNG_UST_HAVE_SDT_INTEGRATION], [1])
	],[
		AC_MSG_RESULT([no])
		AC_MSG_ERROR([The sdt.h integration was requested but the STAP_PROBEV define cannot be used. Make sure it is installed, and up to date, or use CPPFLAGS=-I/path/ to specify a non-standard path to sys/sdt.h])
	])
])

#currently disabled.
	#tests/hello2/Makefile
	#tests/basic/Makefile
	#tests/simple_include/Makefile
	#tests/snprintf/Makefile
	#tests/test-nevents/Makefile
	#tests/test-libustinstr-malloc/Makefile
	#tests/dlopen/Makefile
	#tests/same_line_marker/Makefile
	#tests/trace_event/Makefile
	#tests/tracepoint/Makefile
	#tests/tracepoint/benchmark/Makefile
	#tests/register_test/Makefile
	#tests/libustctl_function_#tests/Makefile
	#tests/exit-fast/Makefile
	#tests/basic_long/Makefile

AC_CONFIG_FILES([
	Makefile
	doc/Makefile
	doc/examples/Makefile
	include/Makefile
	include/lttng/ust-version.h
	snprintf/Makefile
	libringbuffer/Makefile
	liblttng-ust-comm/Makefile
	liblttng-ust/Makefile
	liblttng-ust-ctl/Makefile
	liblttng-ust-fork/Makefile
	liblttng-ust-java/Makefile
	liblttng-ust-libc-wrapper/Makefile
	tools/Makefile
	tests/Makefile
	tests/hello/Makefile
	tests/hello-static-lib/Makefile
	tests/hello.cxx/Makefile
	tests/demo/Makefile
	tests/fork/Makefile
	tests/ust-basic-tracing/Makefile
	tests/ust-multi-test/Makefile
	lttng-ust.pc
])

AC_OUTPUT

# Report on the configuration options
AS_ECHO()
AS_ECHO("LTTng-UST will be built with the following options:")
AS_ECHO("Library format: $LIBFORMAT")

AS_ECHO()
AS_ECHO_N("Java support (JNI): ")
AS_IF([test "x$jni_interface" = "xyes"], [AS_ECHO("Enabled")], [AS_ECHO("Disabled")])

AS_ECHO_N("sdt.h integration:  ")
AS_IF([test "x$with_sdt" = "xyes"], [AS_ECHO("Enabled")], [AS_ECHO("Disabled")])

AS_ECHO()
AS_ECHO("Type 'make' to compile.")
Commit	Line	Data
1304f3df PMF	1	# -- Autoconf --
	2	# Process this file with autoconf to produce a configure script.
	3
2694975d	4	AC_INIT([lttng-ust],[2.0.0-rc1],[mathieu dot desnoyers at efficios dot com])
a334646a MD	5
	6	# Following the numbering scheme proposed by libtool for the library version
	7	# http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
	8	AC_SUBST([LTTNG_UST_LIBRARY_VERSION], [0:0:0])
	9	# note: remember to update tracepoint.h dlopen() to match this version
	10	# number. TODO: eventually automate by exporting the major number.
	11
55355fa5	12	AC_CONFIG_AUX_DIR([config])
9441df61 PMF	13	AC_CANONICAL_TARGET
9441df61 PMF	14	AC_CANONICAL_HOST
50f3dba0	15	AC_CONFIG_MACRO_DIR([config])
f6bbb375	16	AM_INIT_AUTOMAKE([foreign])
50f3dba0	17	m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
4318ae1b	18	AC_CONFIG_SRCDIR([include/lttng/tracepoint.h])
4846fadc AM	19
4846fadc AM	20	# Configuration options, which will be installed in the config.h
562c813a MD	21	AC_CONFIG_HEADERS([config.h include/lttng/ust-config.h])
562c813a MD	22	AH_TEMPLATE([LTTNG_UST_HAVE_EFFICIENT_UNALIGNED_ACCESS], [Use efficient unaligned access.])
02120ddf	23	AH_TEMPLATE([LTTNG_UST_HAVE_SDT_INTEGRATION], [SystemTap integration via sdt.h])
23c8854a	24
b728d87e	25	# Compute minor/major/patchlevel version numbers
23c8854a	26	AC_PROG_SED
2694975d MD	27	major_version=$(echo AC_PACKAGE_VERSION \| sed 's/^\([[0-9]]\)\.[[0-9]]\.[[0-9]].$/\1/')
	28	minor_version=$(echo AC_PACKAGE_VERSION \| sed 's/^[[0-9]]\.\([[0-9]]\)\.[[0-9]].$/\1/')
	29	patchlevel_version=$(echo AC_PACKAGE_VERSION \| sed 's/^[[0-9]]\.[[0-9]]\.\([[0-9]]\).$/\1/')
161239e0 YB	30	AC_SUBST([MAJOR_VERSION], [$major_version])
161239e0 YB	31	AC_SUBST([MINOR_VERSION], [$minor_version])
b728d87e	32	AC_SUBST([PATCHLEVEL_VERSION], [$patchlevel_version])
161239e0 YB	33	AC_DEFINE_UNQUOTED([VERSION_MAJOR], $major_version, [UST major version number])
161239e0 YB	34	AC_DEFINE_UNQUOTED([VERSION_MINOR], $minor_version, [UST minor version number])
b728d87e	35	AC_DEFINE_UNQUOTED([VERSION_PATCHLEVEL], $patchlevel_version, [UST patchlevel version number])
161239e0	36
1304f3df PMF	37
	38	# Checks for programs.
	39	AC_PROG_CC
6b79f035	40	AC_PROG_CXX
1304f3df	41	AC_PROG_MAKE_SET
fa1c6efe	42	LT_INIT
1304f3df PMF	43
1304f3df PMF	44	## Checks for libraries.
5cbd73b8	45	AC_CHECK_LIB([dl], [dlopen])
e26c8207	46	AC_CHECK_LIB([pthread], [pthread_create])
1304f3df	47
2cb76594	48	# Check for libuuid
5e8445c4 MD	49	AC_CHECK_LIB([uuid], [uuid_generate],
	50	[
	51	AC_DEFINE_UNQUOTED([LTTNG_UST_HAVE_LIBUUID], 1, [Has libuuid support.])
19d8b1b3	52	have_libuuid=yes
5e8445c4 MD	53	],
	54	[
	55	# libuuid not found, check for uuid_create in libc.
	56	AC_CHECK_LIB([c], [uuid_create],
	57	[
	58	AC_DEFINE_UNQUOTED([LTTNG_UST_HAVE_LIBC_UUID], 1, [Has libc uuid support.])
19d8b1b3	59	have_libc_uuid=yes
5e8445c4 MD	60	],
	61	[
	62	AC_MSG_ERROR([Cannot find libuuid uuid_generate nor libc uuid_create. Use [LDFLAGS]=-Ldir to specify its location.])
	63	])
	64	]
2cb76594	65	)
19d8b1b3 MD	66	AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBUUID], [test "x$have_libuuid" = "xyes"])
19d8b1b3 MD	67	AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBC_UUID], [test "x$have_libc_uuid" = "xyes"])
2cb76594	68
1304f3df PMF	69	# Checks for header files.
	70	#AC_CHECK_HEADERS([fcntl.h stdint.h stdlib.h string.h sys/socket.h sys/time.h unistd.h])
	71
	72	# Checks for typedefs, structures, and compiler characteristics.
	73	AC_C_INLINE
	74	#AC_TYPE_INT16_T
	75	#AC_TYPE_INT32_T
	76	#AC_TYPE_INT64_T
	77	#AC_TYPE_INT8_T
	78	#AC_TYPE_PID_T
	79	#AC_TYPE_SIZE_T
	80	#AC_TYPE_SSIZE_T
	81	#AC_TYPE_UINT16_T
	82	#AC_TYPE_UINT32_T
	83	#AC_TYPE_UINT64_T
	84	#AC_TYPE_UINT8_T
	85	#AC_CHECK_TYPES([ptrdiff_t])
	86
	87	# Checks for library functions.
	88	AC_FUNC_MALLOC
e9d165be	89	AC_CHECK_FUNCS([gettimeofday munmap socket strerror strtol sched_getcpu sysconf])
1304f3df	90
fbae86d6 MD	91	CFLAGS="-Wall $CFLAGS"
fbae86d6 MD	92
79f7b131 AM	93	# Check for texinfo, required for building the documentation
	94	# TODO: make this (and building the documentation) optional
	95	AC_CHECK_PROG([TEXINFO], [makeinfo], [yes])
	96	AS_IF([test "x$TEXINFO" != "xyes"],[
	97	AC_MSG_ERROR([Please install the 'texinfo' program and make sure 'makeinfo' is in the PATH.])
	98	])
	99
8624c549 PMF	100	# URCU
	101
	102	# urcu - check if we just find the headers it out of the box.
135987a5	103	AC_CHECK_HEADERS([urcu-bp.h], [], [AC_MSG_ERROR([Cannot find [URCU] headers (urcu-bp.h). Use [CPPFLAGS]=-Idir to specify their location.
cacb7fbe	104	This error can also occur when the liburcu package's configure script has not been run.])])
8624c549	105
b5a3dfa5	106	AC_MSG_CHECKING([caa_likely()])
31b07350	107	AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
b5a3dfa5	108	#include <urcu/compiler.h>
b5a3dfa5 MD	109	void fct(void)
	110	{
	111	if (caa_likely(1)) {
	112	}
	113	}
727bb6cb	114	]])],[
b5a3dfa5	115	AC_MSG_RESULT([yes])
727bb6cb	116	],[
b5a3dfa5 MD	117	AC_MSG_RESULT([no])
b5a3dfa5 MD	118	AC_MSG_ERROR([Please upgrade your version of liburcu to 0.6.6 or better])
727bb6cb MD	119
727bb6cb MD	120	])
b5a3dfa5	121
8624c549	122	# urcu - check that URCU lib is available to compilation
cfa0520d	123	AC_CHECK_LIB([urcu-bp], [synchronize_rcu_bp], [], [AC_MSG_ERROR([Cannot find liburcu-bp lib. Use [LDFLAGS]=-Ldir to specify its location.])])
e3073410	124
a6830b14 MD	125	# urcu - check that URCU lib is at least version 0.6
a6830b14 MD	126	AC_CHECK_LIB([urcu-bp], [call_rcu_bp], [], [AC_MSG_ERROR([liburcu 0.6 or newer is needed, please update your version or use [LDFLAGS]=-Ldir to specify the right location.])])
e3073410	127
42d054a0	128
8c98245f PA	129	# Check for various supplementary host information (beyond the
	130	# triplet) which might affect the library format choices. E.g., we
	131	# can be building with `i686-unknown-linux-gnu-gcc -m64'
	132
	133	case "${host}" in
	134	changequote(,)dnl
	135	i[34567]86--linux)
	136	changequote([,])dnl
	137	AC_CACHE_CHECK([if building for x86-64], [ust_cv_i386_is_x86_64],
	138	[save_CPPFLAGS="$CPPFLAGS"
	139	CPPFLAGS="$CPPFLAGS $CFLAGS"
	140	AC_EGREP_CPP([got it], [
	141	#if __x86_64__
	142	got it
	143	#endif
	144	], [ust_cv_i386_is_x86_64=yes],
	145	[ust_cv_i386_is_x86_64=no])
	146	CPPFLAGS="$save_CPPFLAGS"])
	147	;;
	148	esac
	149
2e06f3b5 PMF	150	AC_MSG_CHECKING([library format for the host system])
2e06f3b5 PMF	151	case $host_cpu in
8c98245f PA	152	changequote(,)dnl
	153	i[3456]86)
	154	changequote([,])dnl
	155	if test "$ust_cv_i386_is_x86_64" = yes ; then
	156	LIBFORMAT="elf64-x86-64"
	157	else
	158	LIBFORMAT="elf32-i386"
	159	fi
	160	;;
9441df61	161	x86_64) LIBFORMAT="elf64-x86-64" ;;
6fa0d97f	162	powerpc) LIBFORMAT="elf32-powerpc" ;;
9441df61	163	ppc64) LIBFORMAT="elf64-powerpc" ;;
7af249f6	164	powerpc64) LIBFORMAT="elf64-powerpc" ;;
9937f480 MD	165	s390) LIBFORMAT="elf32-s390"; NO_UNALIGNED_ACCESS=1 ;;
9937f480 MD	166	s390x) LIBFORMAT="elf64-s390"; NO_UNALIGNED_ACCESS=1 ;;
2699970a	167	armv5) LIBFORMAT="elf32-littlearm"; NO_UNALIGNED_ACCESS=1 ;;
9937f480 MD	168	arm) LIBFORMAT="elf32-littlearm"; NO_UNALIGNED_ACCESS=1 ;;
9937f480 MD	169	mips*) LIBFORMAT=""; NO_UNALIGNED_ACCESS=1;;
6fa0d97f	170	*) AC_MSG_ERROR([unable to detect library format (unsupported architecture ($host_cpu)?)]) ;;
9441df61 PMF	171	esac
	172	AC_SUBST(LIBFORMAT)
	173	AC_MSG_RESULT($LIBFORMAT)
ed452f03	174
2699970a JW	175	if test "x$host_cpu" = "xarm" ; then
2699970a JW	176	AC_MSG_CHECKING([checking for armv5])
31b07350	177	AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
2699970a JW	178	#ifndef __ARM_ARCH_5TEJ__
	179	#error "no arm5 here"
	180	#endif
727bb6cb	181	]])],[
2699970a JW	182	AC_MSG_RESULT([yes])
2699970a JW	183	NO_UNALIGNED_ACCESS=1
727bb6cb MD	184
727bb6cb MD	185	],[
2699970a	186	AC_MSG_RESULT([no])
727bb6cb MD	187
727bb6cb MD	188	])
2699970a JW	189	fi
2699970a JW	190	if test x$NO_UNALIGNED_ACCESS = x ; then
562c813a	191	AC_DEFINE([LTTNG_UST_HAVE_EFFICIENT_UNALIGNED_ACCESS], [1])
2699970a JW	192	fi
2699970a JW	193
2b6f8df9	194	# Set compile flags to java include files if given
b2263155 AM	195	AC_ARG_WITH([java-jdk],
	196	[AS_HELP_STRING([--with-java-jdk=DIR],[use the Java JDK in DIR. Ex : $JAVA_HOME.])],
	197	[JAVA_JDK=$withval],
	198	[JAVA_JDK=""]
	199	)
	200	AS_IF([test $JAVA_JDK],[
	201	AS_IF([test -d $JAVA_JDK],[
	202	AC_MSG_RESULT([using Java includes in $JAVA_SDK])
	203	SUBDIRS=`find $JAVA_JDK/include -type d`
135987a5 MD	204	CPPFLAGS+=" "
	205	CPPFLAGS+=`for x in $SUBDIRS; do echo -n "-I$x "; done`
	206	CPPFLAGS+=" "
b2263155 AM	207	],[
	208	AC_MSG_ERROR(Unable to find Java include files in $JAVA_JDK)
	209	])
	210	])
2b6f8df9 MD	211
2b6f8df9 MD	212	# Check for JNI header files if requested
b2263155 AM	213	AC_ARG_WITH([jni-interface],
	214	[AS_HELP_STRING([--with-jni-interface],[build JNI interface between C and Java. Needs Java include files [default=no]])],
	215	[jni_interface=$withval],
	216	[jni_interface=no]
	217	)
2b6f8df9	218
b2263155 AM	219	AS_IF([test "x$jni_interface" = "xyes"],[
	220	AC_CHECK_HEADERS([jni.h],[],[
	221	AC_MSG_ERROR([missing jni.h
	222	Make sure Sun Java, OpenJDK or GCJ is installed and that this header file exists in the system path.
	223	Use the --with-java-jdk=DIR flag to point to your Java include files, or disable the JNI interface.])
	224	])
	225	])
	226	AM_CONDITIONAL([BUILD_JNI_INTERFACE], [test "x$jni_interface" = "xyes"])
2b6f8df9	227
4846fadc AM	228	# sdt.h integration
4846fadc AM	229	AC_ARG_WITH([sdt],
02120ddf	230	[AS_HELP_STRING([--with-sdt],[provide SystemTap integration via sdt.h [default=no]])],
4846fadc AM	231	[with_sdt=$withval],
	232	[with_sdt="no"]
	233	)
	234
	235	AS_IF([test "x$with_sdt" = "xyes"],[
491f30fe MD	236	AC_MSG_CHECKING([STAP_PROBEV()])
	237	AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
	238	#define SDT_USE_VARIADIC
	239	#include <sys/sdt.h>
	240	void fct(void)
	241	{
	242	STAP_PROBEV(provider,name,1,2,3,4,5,6,7,8,9,10);
	243	}
	244	]])],[
	245	AC_MSG_RESULT([yes])
562c813a	246	AC_DEFINE([LTTNG_UST_HAVE_SDT_INTEGRATION], [1])
4846fadc	247	],[
491f30fe	248	AC_MSG_RESULT([no])
135987a5	249	AC_MSG_ERROR([The sdt.h integration was requested but the STAP_PROBEV define cannot be used. Make sure it is installed, and up to date, or use CPPFLAGS=-I/path/ to specify a non-standard path to sys/sdt.h])
4846fadc AM	250	])
	251	])
	252
36385b6e	253	#currently disabled.
36385b6e MD	254	#tests/hello2/Makefile
	255	#tests/basic/Makefile
	256	#tests/simple_include/Makefile
	257	#tests/snprintf/Makefile
	258	#tests/test-nevents/Makefile
	259	#tests/test-libustinstr-malloc/Makefile
	260	#tests/dlopen/Makefile
	261	#tests/same_line_marker/Makefile
	262	#tests/trace_event/Makefile
	263	#tests/tracepoint/Makefile
	264	#tests/tracepoint/benchmark/Makefile
	265	#tests/register_test/Makefile
	266	#tests/libustctl_function_#tests/Makefile
	267	#tests/exit-fast/Makefile
	268	#tests/basic_long/Makefile
	269
55355fa5 JB	270	AC_CONFIG_FILES([
55355fa5 JB	271	Makefile
7ccf75d3 MD	272	doc/Makefile
7ccf75d3 MD	273	doc/examples/Makefile
69400ac4	274	include/Makefile
b728d87e	275	include/lttng/ust-version.h
69400ac4	276	snprintf/Makefile
4931a13e	277	libringbuffer/Makefile
69400ac4 MD	278	liblttng-ust-comm/Makefile
	279	liblttng-ust/Makefile
	280	liblttng-ust-ctl/Makefile
	281	liblttng-ust-fork/Makefile
	282	liblttng-ust-java/Makefile
476037d9	283	liblttng-ust-libc-wrapper/Makefile
b25c5b37	284	tools/Makefile
6dd969b5 PMF	285	tests/Makefile
6dd969b5 PMF	286	tests/hello/Makefile
246e1625	287	tests/hello-static-lib/Makefile
6b79f035	288	tests/hello.cxx/Makefile
580d134b	289	tests/demo/Makefile
36385b6e	290	tests/fork/Makefile
5810472c	291	tests/ust-basic-tracing/Makefile
f0966704	292	tests/ust-multi-test/Makefile
74a6d87b	293	lttng-ust.pc
55355fa5	294	])
1f9eff07	295
1304f3df	296	AC_OUTPUT
1f9eff07 AM	297
	298	# Report on the configuration options
	299	AS_ECHO()
	300	AS_ECHO("LTTng-UST will be built with the following options:")
	301	AS_ECHO("Library format: $LIBFORMAT")
	302
	303	AS_ECHO()
	304	AS_ECHO_N("Java support (JNI): ")
	305	AS_IF([test "x$jni_interface" = "xyes"], [AS_ECHO("Enabled")], [AS_ECHO("Disabled")])
	306
	307	AS_ECHO_N("sdt.h integration: ")
	308	AS_IF([test "x$with_sdt" = "xyes"], [AS_ECHO("Enabled")], [AS_ECHO("Disabled")])
	309
	310	AS_ECHO()
	311	AS_ECHO("Type 'make' to compile.")
	312