[lttng-ust.git] / configure.ac

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

AC_INIT([lttng-ust],[1.9.4],[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])
AC_CONFIG_HEADERS([config.h include/lttng/config.h])
AH_TEMPLATE([HAVE_EFFICIENT_UNALIGNED_ACCESS], [Use efficient unaligned access.])

# 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_MSG_ERROR([Cannot find libuuid. Use [LDFLAGS]=-Ldir to specify its location.])]
)

# 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])

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 [CFLAGS]=-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_PROGRAM([[
#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_PROGRAM([[
]], [[
#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([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`
		CFLAGS+=" "
                CFLAGS+=`for x in $SUBDIRS; do echo -n "-I$x "; done`
		CFLAGS+=" "
        ],[
                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"])

#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
	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/Makefile
	tests/Makefile
	tests/hello/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
Commit	Line	Data
	1	# -- Autoconf --
	2	# Process this file with autoconf to produce a configure script.
	3
	4	AC_INIT([lttng-ust],[1.9.4],[mathieu dot desnoyers at efficios dot com])
	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
	12	AC_CONFIG_AUX_DIR([config])
	13	AC_CANONICAL_TARGET
	14	AC_CANONICAL_HOST
	15	AC_CONFIG_MACRO_DIR([config])
	16	AM_INIT_AUTOMAKE([foreign])
	17	m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
	18	AC_CONFIG_SRCDIR([include/lttng/tracepoint.h])
	19	AC_CONFIG_HEADERS([config.h include/lttng/config.h])
	20	AH_TEMPLATE([HAVE_EFFICIENT_UNALIGNED_ACCESS], [Use efficient unaligned access.])
	21
	22	# Compute minor/major/patchlevel version numbers
	23	AC_PROG_SED
	24	major_version=$(echo AC_PACKAGE_VERSION \| sed 's/^\([[0-9]]\)\.[[0-9]]\.[[0-9]]*$/\1/')
	25	minor_version=$(echo AC_PACKAGE_VERSION \| sed 's/^[[0-9]]\.\([[0-9]]\)\.[[0-9]]*$/\1/')
	26	patchlevel_version=$(echo AC_PACKAGE_VERSION \| sed 's/^[[0-9]]\.[[0-9]]\.\([[0-9]]*\)$/\1/')
	27	AC_SUBST([MAJOR_VERSION], [$major_version])
	28	AC_SUBST([MINOR_VERSION], [$minor_version])
	29	AC_SUBST([PATCHLEVEL_VERSION], [$patchlevel_version])
	30	AC_DEFINE_UNQUOTED([VERSION_MAJOR], $major_version, [UST major version number])
	31	AC_DEFINE_UNQUOTED([VERSION_MINOR], $minor_version, [UST minor version number])
	32	AC_DEFINE_UNQUOTED([VERSION_PATCHLEVEL], $patchlevel_version, [UST patchlevel version number])
	33
	34
	35	# Checks for programs.
	36	AC_PROG_CC
	37	AC_PROG_CXX
	38	AC_PROG_MAKE_SET
	39	LT_INIT
	40
	41	## Checks for libraries.
	42	AC_CHECK_LIB([dl], [dlopen])
	43	AC_CHECK_LIB([pthread], [pthread_create])
	44
	45	# Check for libuuid
	46	AC_CHECK_LIB([uuid], [uuid_generate], [],
	47	[AC_MSG_ERROR([Cannot find libuuid. Use [LDFLAGS]=-Ldir to specify its location.])]
	48	)
	49
	50	# Checks for header files.
	51	#AC_CHECK_HEADERS([fcntl.h stdint.h stdlib.h string.h sys/socket.h sys/time.h unistd.h])
	52
	53	# Checks for typedefs, structures, and compiler characteristics.
	54	AC_C_INLINE
	55	#AC_TYPE_INT16_T
	56	#AC_TYPE_INT32_T
	57	#AC_TYPE_INT64_T
	58	#AC_TYPE_INT8_T
	59	#AC_TYPE_PID_T
	60	#AC_TYPE_SIZE_T
	61	#AC_TYPE_SSIZE_T
	62	#AC_TYPE_UINT16_T
	63	#AC_TYPE_UINT32_T
	64	#AC_TYPE_UINT64_T
	65	#AC_TYPE_UINT8_T
	66	#AC_CHECK_TYPES([ptrdiff_t])
	67
	68	# Checks for library functions.
	69	AC_FUNC_MALLOC
	70	AC_CHECK_FUNCS([gettimeofday munmap socket strerror strtol])
	71
	72	CFLAGS="-Wall $CFLAGS"
	73
	74	# Check for texinfo, required for building the documentation
	75	# TODO: make this (and building the documentation) optional
	76	AC_CHECK_PROG([TEXINFO], [makeinfo], [yes])
	77	AS_IF([test "x$TEXINFO" != "xyes"],[
	78	AC_MSG_ERROR([Please install the 'texinfo' program and make sure 'makeinfo' is in the PATH.])
	79	])
	80
	81	# URCU
	82
	83	# urcu - check if we just find the headers it out of the box.
	84	AC_CHECK_HEADERS([urcu-bp.h], [], [AC_MSG_ERROR([Cannot find [URCU] headers (urcu-bp.h). Use [CFLAGS]=-Idir to specify their location.
	85	This error can also occur when the liburcu package's configure script has not been run.])])
	86
	87	AC_MSG_CHECKING([caa_likely()])
	88	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
	89	#include <urcu/compiler.h>
	90	]], [[
	91	void fct(void)
	92	{
	93	if (caa_likely(1)) {
	94	}
	95	}
	96	]])],[
	97	AC_MSG_RESULT([yes])
	98	],[
	99	AC_MSG_RESULT([no])
	100	AC_MSG_ERROR([Please upgrade your version of liburcu to 0.6.6 or better])
	101
	102	])
	103
	104	# urcu - check that URCU lib is available to compilation
	105	AC_CHECK_LIB([urcu-bp], [synchronize_rcu_bp], [], [AC_MSG_ERROR([Cannot find liburcu-bp lib. Use [LDFLAGS]=-Ldir to specify its location.])])
	106
	107	# urcu - check that URCU lib is at least version 0.6
	108	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.])])
	109
	110
	111	# Check for various supplementary host information (beyond the
	112	# triplet) which might affect the library format choices. E.g., we
	113	# can be building with `i686-unknown-linux-gnu-gcc -m64'
	114
	115	case "${host}" in
	116	changequote(,)dnl
	117	i[34567]86--linux)
	118	changequote([,])dnl
	119	AC_CACHE_CHECK([if building for x86-64], [ust_cv_i386_is_x86_64],
	120	[save_CPPFLAGS="$CPPFLAGS"
	121	CPPFLAGS="$CPPFLAGS $CFLAGS"
	122	AC_EGREP_CPP([got it], [
	123	#if __x86_64__
	124	got it
	125	#endif
	126	], [ust_cv_i386_is_x86_64=yes],
	127	[ust_cv_i386_is_x86_64=no])
	128	CPPFLAGS="$save_CPPFLAGS"])
	129	;;
	130	esac
	131
	132	AC_MSG_CHECKING([library format for the host system])
	133	case $host_cpu in
	134	changequote(,)dnl
	135	i[3456]86)
	136	changequote([,])dnl
	137	if test "$ust_cv_i386_is_x86_64" = yes ; then
	138	LIBFORMAT="elf64-x86-64"
	139	else
	140	LIBFORMAT="elf32-i386"
	141	fi
	142	;;
	143	x86_64) LIBFORMAT="elf64-x86-64" ;;
	144	powerpc) LIBFORMAT="elf32-powerpc" ;;
	145	ppc64) LIBFORMAT="elf64-powerpc" ;;
	146	powerpc64) LIBFORMAT="elf64-powerpc" ;;
	147	s390) LIBFORMAT="elf32-s390"; NO_UNALIGNED_ACCESS=1 ;;
	148	s390x) LIBFORMAT="elf64-s390"; NO_UNALIGNED_ACCESS=1 ;;
	149	armv5) LIBFORMAT="elf32-littlearm"; NO_UNALIGNED_ACCESS=1 ;;
	150	arm) LIBFORMAT="elf32-littlearm"; NO_UNALIGNED_ACCESS=1 ;;
	151	mips*) LIBFORMAT=""; NO_UNALIGNED_ACCESS=1;;
	152	*) AC_MSG_ERROR([unable to detect library format (unsupported architecture ($host_cpu)?)]) ;;
	153	esac
	154	AC_SUBST(LIBFORMAT)
	155	AC_MSG_RESULT($LIBFORMAT)
	156
	157	if test "x$host_cpu" = "xarm" ; then
	158	AC_MSG_CHECKING([checking for armv5])
	159	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
	160	]], [[
	161	#ifndef __ARM_ARCH_5TEJ__
	162	#error "no arm5 here"
	163	#endif
	164	]])],[
	165	AC_MSG_RESULT([yes])
	166	NO_UNALIGNED_ACCESS=1
	167
	168	],[
	169	AC_MSG_RESULT([no])
	170
	171	])
	172	fi
	173	if test x$NO_UNALIGNED_ACCESS = x ; then
	174	AC_DEFINE([HAVE_EFFICIENT_UNALIGNED_ACCESS], [1])
	175	fi
	176
	177	# Set compile flags to java include files if given
	178	AC_ARG_WITH([java-jdk],
	179	[AS_HELP_STRING([--with-java-jdk=DIR],[use the Java JDK in DIR. Ex : $JAVA_HOME.])],
	180	[JAVA_JDK=$withval],
	181	[JAVA_JDK=""]
	182	)
	183	AS_IF([test $JAVA_JDK],[
	184	AS_IF([test -d $JAVA_JDK],[
	185	AC_MSG_RESULT([using Java includes in $JAVA_SDK])
	186	SUBDIRS=`find $JAVA_JDK/include -type d`
	187	CFLAGS+=" "
	188	CFLAGS+=`for x in $SUBDIRS; do echo -n "-I$x "; done`
	189	CFLAGS+=" "
	190	],[
	191	AC_MSG_ERROR(Unable to find Java include files in $JAVA_JDK)
	192	])
	193	])
	194
	195	# Check for JNI header files if requested
	196	AC_ARG_WITH([jni-interface],
	197	[AS_HELP_STRING([--with-jni-interface],[build JNI interface between C and Java. Needs Java include files [default=no]])],
	198	[jni_interface=$withval],
	199	[jni_interface=no]
	200	)
	201
	202	AS_IF([test "x$jni_interface" = "xyes"],[
	203	AC_CHECK_HEADERS([jni.h],[],[
	204	AC_MSG_ERROR([missing jni.h
	205	Make sure Sun Java, OpenJDK or GCJ is installed and that this header file exists in the system path.
	206	Use the --with-java-jdk=DIR flag to point to your Java include files, or disable the JNI interface.])
	207	])
	208	])
	209	AM_CONDITIONAL([BUILD_JNI_INTERFACE], [test "x$jni_interface" = "xyes"])
	210
	211	#currently disabled.
	212	#tests/hello2/Makefile
	213	#tests/basic/Makefile
	214	#tests/simple_include/Makefile
	215	#tests/snprintf/Makefile
	216	#tests/test-nevents/Makefile
	217	#tests/test-libustinstr-malloc/Makefile
	218	#tests/dlopen/Makefile
	219	#tests/same_line_marker/Makefile
	220	#tests/trace_event/Makefile
	221	#tests/tracepoint/Makefile
	222	#tests/tracepoint/benchmark/Makefile
	223	#tests/register_test/Makefile
	224	#tests/libustctl_function_#tests/Makefile
	225	#tests/exit-fast/Makefile
	226	#tests/basic_long/Makefile
	227
	228	AC_CONFIG_FILES([
	229	Makefile
	230	include/Makefile
	231	include/lttng/ust-version.h
	232	snprintf/Makefile
	233	libringbuffer/Makefile
	234	liblttng-ust-comm/Makefile
	235	liblttng-ust/Makefile
	236	liblttng-ust-ctl/Makefile
	237	liblttng-ust-fork/Makefile
	238	liblttng-ust-java/Makefile
	239	liblttng-ust-libc/Makefile
	240	tests/Makefile
	241	tests/hello/Makefile
	242	tests/hello.cxx/Makefile
	243	tests/demo/Makefile
	244	tests/fork/Makefile
	245	tests/ust-basic-tracing/Makefile
	246	tests/ust-multi-test/Makefile
	247	lttng-ust.pc
	248	])
	249	AC_OUTPUT