[lttng-ust.git] / configure.ac

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

AC_INIT([lttng-ust],[1.9.6],[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_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([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-wrapper/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
Commit	Line	Data
	1	# -- Autoconf --
	2	# Process this file with autoconf to produce a configure script.
	3
	4	AC_INIT([lttng-ust],[1.9.6],[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_SOURCE([[
	89	#include <urcu/compiler.h>
	90	void fct(void)
	91	{
	92	if (caa_likely(1)) {
	93	}
	94	}
	95	]])],[
	96	AC_MSG_RESULT([yes])
	97	],[
	98	AC_MSG_RESULT([no])
	99	AC_MSG_ERROR([Please upgrade your version of liburcu to 0.6.6 or better])
	100
	101	])
	102
	103	# urcu - check that URCU lib is available to compilation
	104	AC_CHECK_LIB([urcu-bp], [synchronize_rcu_bp], [], [AC_MSG_ERROR([Cannot find liburcu-bp lib. Use [LDFLAGS]=-Ldir to specify its location.])])
	105
	106	# urcu - check that URCU lib is at least version 0.6
	107	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.])])
	108
	109
	110	# Check for various supplementary host information (beyond the
	111	# triplet) which might affect the library format choices. E.g., we
	112	# can be building with `i686-unknown-linux-gnu-gcc -m64'
	113
	114	case "${host}" in
	115	changequote(,)dnl
	116	i[34567]86--linux)
	117	changequote([,])dnl
	118	AC_CACHE_CHECK([if building for x86-64], [ust_cv_i386_is_x86_64],
	119	[save_CPPFLAGS="$CPPFLAGS"
	120	CPPFLAGS="$CPPFLAGS $CFLAGS"
	121	AC_EGREP_CPP([got it], [
	122	#if __x86_64__
	123	got it
	124	#endif
	125	], [ust_cv_i386_is_x86_64=yes],
	126	[ust_cv_i386_is_x86_64=no])
	127	CPPFLAGS="$save_CPPFLAGS"])
	128	;;
	129	esac
	130
	131	AC_MSG_CHECKING([library format for the host system])
	132	case $host_cpu in
	133	changequote(,)dnl
	134	i[3456]86)
	135	changequote([,])dnl
	136	if test "$ust_cv_i386_is_x86_64" = yes ; then
	137	LIBFORMAT="elf64-x86-64"
	138	else
	139	LIBFORMAT="elf32-i386"
	140	fi
	141	;;
	142	x86_64) LIBFORMAT="elf64-x86-64" ;;
	143	powerpc) LIBFORMAT="elf32-powerpc" ;;
	144	ppc64) LIBFORMAT="elf64-powerpc" ;;
	145	powerpc64) LIBFORMAT="elf64-powerpc" ;;
	146	s390) LIBFORMAT="elf32-s390"; NO_UNALIGNED_ACCESS=1 ;;
	147	s390x) LIBFORMAT="elf64-s390"; NO_UNALIGNED_ACCESS=1 ;;
	148	armv5) LIBFORMAT="elf32-littlearm"; NO_UNALIGNED_ACCESS=1 ;;
	149	arm) LIBFORMAT="elf32-littlearm"; NO_UNALIGNED_ACCESS=1 ;;
	150	mips*) LIBFORMAT=""; NO_UNALIGNED_ACCESS=1;;
	151	*) AC_MSG_ERROR([unable to detect library format (unsupported architecture ($host_cpu)?)]) ;;
	152	esac
	153	AC_SUBST(LIBFORMAT)
	154	AC_MSG_RESULT($LIBFORMAT)
	155
	156	if test "x$host_cpu" = "xarm" ; then
	157	AC_MSG_CHECKING([checking for armv5])
	158	AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
	159	#ifndef __ARM_ARCH_5TEJ__
	160	#error "no arm5 here"
	161	#endif
	162	]])],[
	163	AC_MSG_RESULT([yes])
	164	NO_UNALIGNED_ACCESS=1
	165
	166	],[
	167	AC_MSG_RESULT([no])
	168
	169	])
	170	fi
	171	if test x$NO_UNALIGNED_ACCESS = x ; then
	172	AC_DEFINE([HAVE_EFFICIENT_UNALIGNED_ACCESS], [1])
	173	fi
	174
	175	# Set compile flags to java include files if given
	176	AC_ARG_WITH([java-jdk],
	177	[AS_HELP_STRING([--with-java-jdk=DIR],[use the Java JDK in DIR. Ex : $JAVA_HOME.])],
	178	[JAVA_JDK=$withval],
	179	[JAVA_JDK=""]
	180	)
	181	AS_IF([test $JAVA_JDK],[
	182	AS_IF([test -d $JAVA_JDK],[
	183	AC_MSG_RESULT([using Java includes in $JAVA_SDK])
	184	SUBDIRS=`find $JAVA_JDK/include -type d`
	185	CFLAGS+=" "
	186	CFLAGS+=`for x in $SUBDIRS; do echo -n "-I$x "; done`
	187	CFLAGS+=" "
	188	],[
	189	AC_MSG_ERROR(Unable to find Java include files in $JAVA_JDK)
	190	])
	191	])
	192
	193	# Check for JNI header files if requested
	194	AC_ARG_WITH([jni-interface],
	195	[AS_HELP_STRING([--with-jni-interface],[build JNI interface between C and Java. Needs Java include files [default=no]])],
	196	[jni_interface=$withval],
	197	[jni_interface=no]
	198	)
	199
	200	AS_IF([test "x$jni_interface" = "xyes"],[
	201	AC_CHECK_HEADERS([jni.h],[],[
	202	AC_MSG_ERROR([missing jni.h
	203	Make sure Sun Java, OpenJDK or GCJ is installed and that this header file exists in the system path.
	204	Use the --with-java-jdk=DIR flag to point to your Java include files, or disable the JNI interface.])
	205	])
	206	])
	207	AM_CONDITIONAL([BUILD_JNI_INTERFACE], [test "x$jni_interface" = "xyes"])
	208
	209	#currently disabled.
	210	#tests/hello2/Makefile
	211	#tests/basic/Makefile
	212	#tests/simple_include/Makefile
	213	#tests/snprintf/Makefile
	214	#tests/test-nevents/Makefile
	215	#tests/test-libustinstr-malloc/Makefile
	216	#tests/dlopen/Makefile
	217	#tests/same_line_marker/Makefile
	218	#tests/trace_event/Makefile
	219	#tests/tracepoint/Makefile
	220	#tests/tracepoint/benchmark/Makefile
	221	#tests/register_test/Makefile
	222	#tests/libustctl_function_#tests/Makefile
	223	#tests/exit-fast/Makefile
	224	#tests/basic_long/Makefile
	225
	226	AC_CONFIG_FILES([
	227	Makefile
	228	include/Makefile
	229	include/lttng/ust-version.h
	230	snprintf/Makefile
	231	libringbuffer/Makefile
	232	liblttng-ust-comm/Makefile
	233	liblttng-ust/Makefile
	234	liblttng-ust-ctl/Makefile
	235	liblttng-ust-fork/Makefile
	236	liblttng-ust-java/Makefile
	237	liblttng-ust-libc-wrapper/Makefile
	238	tests/Makefile
	239	tests/hello/Makefile
	240	tests/hello-static-lib/Makefile
	241	tests/hello.cxx/Makefile
	242	tests/demo/Makefile
	243	tests/fork/Makefile
	244	tests/ust-basic-tracing/Makefile
	245	tests/ust-multi-test/Makefile
	246	lttng-ust.pc
	247	])
	248	AC_OUTPUT