[babeltrace.git] / configure.ac

AC_PREREQ([2.50])
AC_INIT([babeltrace],[2.0.0-pre],[jeremie dot galarneau 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([BABELTRACE_LIBRARY_VERSION], [1:0:0])

AC_CONFIG_HEADERS([config.h])
AC_CONFIG_AUX_DIR([config])
AC_CONFIG_MACRO_DIR([m4])

AC_CANONICAL_TARGET
AC_CANONICAL_HOST

AM_INIT_AUTOMAKE([foreign dist-bzip2 no-dist-gzip tar-ustar])
AM_MAINTAINER_MODE([enable])

# Enable silent rules if available (Introduced in AM 1.11)
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])

AC_REQUIRE_AUX_FILE([tap-driver.sh])

# Checks for C compiler
AC_USE_SYSTEM_EXTENSIONS
AC_SYS_LARGEFILE
AC_PROG_CC
AC_PROG_CC_STDC

# Checks for programs.
AC_PROG_MAKE_SET
LT_INIT
AC_PROG_YACC
AC_PROG_LEX
AC_PROG_MKDIR_P
AC_PROG_LN_S

AX_C___ATTRIBUTE__
AS_IF([test "x$ax_cv___attribute__" = "xyes"],
	[:],
	[AC_MSG_ERROR([The compiler does not support __attribute__ extensions])])

AX_PTHREAD(,[AC_MSG_ERROR([Could not configure pthreads support])])
LIBS="$PTHREAD_LIBS $LIBS"
CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
CC="$PTHREAD_CC"

# Check linker option
AX_APPEND_LINK_FLAGS([-Wl,--no-as-needed], [LD_NO_AS_NEEDED])
AC_SUBST([LD_NO_AS_NEEDED])

AC_HEADER_STDBOOL
AC_CHECK_HEADERS([ \
	fcntl.h \
	float.h \
	libintl.h \
	limits.h \
	malloc.h \
	netdb.h \
	netinet/in.h \
	stddef.h \
	sys/socket.h \
])

if test ! -f "$srcdir/formats/ctf/metadata/ctf-parser.h"; then
        if test x"$(basename "$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 "$srcdir/formats/ctf/metadata/ctf-lexer.c"; then
        if test x"$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


AM_PATH_GLIB_2_0(2.22.0, ,AC_MSG_ERROR([glib is required in order to compile BabelTrace - download it from ftp://ftp.gtk.org/pub/gtk]) , gmodule)

# Check what libraries are required on this platform to link sockets programs.
AX_LIB_SOCKET_NSL

# Checks for typedefs, structures, and compiler characteristics.
AC_C_INLINE
AC_TYPE_PID_T
AC_TYPE_SIZE_T
AC_TYPE_INT16_T
AC_TYPE_INT32_T
AC_TYPE_INT64_T
AC_TYPE_INT8_T
AC_TYPE_OFF_T
AC_TYPE_SSIZE_T
AC_TYPE_UINT16_T
AC_TYPE_UINT32_T
AC_TYPE_UINT64_T
AC_TYPE_UINT8_T

# Checks for library functions.
AC_FUNC_ALLOCA
AC_FUNC_FORK
AC_FUNC_MALLOC
AC_FUNC_MKTIME
AC_FUNC_MMAP
AC_FUNC_REALLOC
AC_FUNC_STRERROR_R
AC_CHECK_FUNCS([ \
	atexit \
	dirfd \
	dup2 \
	ftruncate \
	gethostbyname \
	gethostname \
	gettimeofday \
	localtime_r \
	memchr \
	memset \
	mkdir \
	mkdtemp \
	munmap \
	rmdir \
	setenv \
	socket \
	strchr \
	strdup \
	strerror \
	strndup \
	strnlen \
	strrchr \
	strtoul \
	strtoull \
	tzset \
	uname \
])

MINGW32=no
DEFAULT_ENABLE_DEBUGINFO=yes
AS_CASE([$host_os],
  [solaris*|darwin*],
    [
	DEFAULT_ENABLE_DEBUGINFO=no
    ],
  [mingw*],
    [
	MINGW32=yes
    ]
)

AM_CONDITIONAL([BABELTRACE_BUILD_WITH_MINGW], [test "x$MINGW32" = "xyes"])

# Check for uuid in system libs
AC_CHECK_FUNCS([uuid_generate],
[
  AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_LIBUUID], 1, [Has libuuid support.])
  link_with_libuuid=no
],
[
  # Check for libuuid
  AC_CHECK_LIB([uuid], [uuid_generate],
  [
    AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_LIBUUID], 1, [Has libuuid support.])
    link_with_libuuid=yes
  ],
  [
    # libuuid not found, check for uuid_create in libc.
    AC_CHECK_LIB([c], [uuid_create],
    [
      AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_LIBC_UUID], 1, [Has libc uuid support.])
      link_with_libc_uuid=yes
    ],
    [
      # for MinGW32 we have our own internal implemenation of uuid using Windows functions.
      if test "x$MINGW32" = xno; then
        AC_MSG_ERROR([Cannot find libuuid uuid_generate nor libc uuid_create. Use [LDFLAGS]=-Ldir to specify their location.])
      fi
    ])
  ])
])

AM_CONDITIONAL([BABELTRACE_BUILD_WITH_LIBUUID], [test "x$link_with_libuuid" = "xyes"])
AM_CONDITIONAL([BABELTRACE_BUILD_WITH_LIBC_UUID], [test "x$link_with_libc_uuid" = "xyes"])

# Check for fmemopen
AC_CHECK_LIB([c], [fmemopen],
[
	AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_FMEMOPEN], 1, [Has fmemopen support.])
]
)

# Check for open_memstream
AC_CHECK_LIB([c], [open_memstream],
[
	AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_OPEN_MEMSTREAM], 1, [Has open_memstream support.])
]
)

# Check for posix_fallocate
AC_CHECK_LIB([c], [posix_fallocate],
[
	AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_POSIX_FALLOCATE], 1, [Has posix_fallocate support.])
]
)

# Check for faccessat
AC_CHECK_LIB([c], [faccessat],
[
	AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_FACCESSAT], 1, [Has faccessat support.])
]
)

AC_CHECK_LIB([popt], [poptGetContext], [],
        [AC_MSG_ERROR([Cannot find popt.])]
)

# For Python
# SWIG version needed or newer:
swig_version=2.0.0

AC_ARG_ENABLE([python-bindings],
              [AC_HELP_STRING([--enable-python-bindings],
                              [generate Python bindings])],
              [enable_python=yes], [enable_python=no])

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

AC_ARG_ENABLE([python-bindings-doc],
              [AC_HELP_STRING([--enable-python-bindings-doc],
                              [generate Python bindings documentation])],
              [enable_python_bindings_doc=yes], [enable_python_bindings_doc=no])

if test "x${enable_python:-no}" = xno && test "x${enable_python_bindings_doc:-yes}" = xyes; then
  AC_MSG_ERROR([--enable-python-bindings-doc was specified without --enable-python-bindings])
fi

AM_CONDITIONAL([BUILD_PYTHON_BINDINGS_DOC], [test "x${enable_python_bindings_doc:-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([3.0], , [AC_MSG_ERROR(Python3 is not available or is not the default Python interpreter on your system. See the README file to learn how to override your distribution's default Python interpreter.)])

  AM_PATH_PYTHON_MODULES([PYTHON])
  # pythondir is the path where extra modules are to be installed
  pythondir=$PYTHON_PREFIX/$PYTHON_MODULES_PATH
  # pyexecdir is the path that contains shared objects used by the extra modules
  pyexecdir=$PYTHON_EXEC_PREFIX/$PYTHON_MODULES_PATH
  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

if test "x${enable_python_bindings_doc:-yes}" = xyes; then
    AM_CHECK_PYTHON_SPHINX([PYTHON])
    AS_IF([test "x$PYTHON_SPHINX_EXISTS" = xno],
      AC_MSG_ERROR([The Sphinx package for Python 3 is required to build Python bindings documentation])
    )
fi

# Optional debuginfo feature (enabled by default)
AS_IF([test "x$DEFAULT_ENABLE_DEBUGINFO" = xyes],
    [AC_ARG_ENABLE([debug-info], [AC_HELP_STRING([--disable-debug-info], [disable the debug-info feature (default on OS X and Solaris)])], [], [enable_debuginfo=yes])],
    [AC_ARG_ENABLE([debug-info], [AC_HELP_STRING([--enable-debug-info], [enable the debug-info feature (default on Linux)])], [], [enable_debuginfo=no])]
)

AM_CONDITIONAL([ENABLE_DEBUGINFO], [test "x$enable_debuginfo" = xyes])
AS_IF([test "x$enable_debuginfo" = xyes], [
	    # Check if libelf and libdw are present
	    AC_CHECK_LIB([elf], [elf_version], [], [AC_MSG_ERROR(Missing libdw (from elfutils >= 0.154) which is required by debug-info. You can disable this feature using --disable-debuginfo.)])
	    AC_CHECK_LIB([dw], [dwarf_begin], [], [AC_MSG_ERROR(Missing libelf (from elfutils >= 0.154) which is required by debug-info. You can disable this feature using --disable-debuginfo.)])
	    AX_LIB_ELFUTILS([0], [154], [], [AC_MSG_ERROR(elfutils >= 0.154 is required to use the debug-info feature. You can disable this feature using --disable-debuginfo.)])
            AC_DEFINE([ENABLE_DEBUGINFO], [1], [Define to 1 if you enable the 'debug-info' feature])
], [])

PKG_CHECK_MODULES(GMODULE, [gmodule-2.0 >= 2.0.0])
AC_SUBST(PACKAGE_LIBS)

LIBS="$LIBS $GMODULE_LIBS"
PACKAGE_CFLAGS="$GMODULE_CFLAGS -Wall -Wformat"
AC_SUBST(PACKAGE_CFLAGS)

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

babeltraceincludedir="${includedir}/babeltrace"
AC_SUBST(babeltraceincludedir)

babeltracectfincludedir="${includedir}/babeltrace/ctf"
AC_SUBST(babeltracectfincludedir)

babeltracectfwriterincludedir="${includedir}/babeltrace/ctf-writer"
AC_SUBST(babeltracectfwriterincludedir)

babeltracectfirincludedir="${includedir}/babeltrace/ctf-ir"
AC_SUBST(babeltracectfirincludedir)

AC_CONFIG_FILES([
	Makefile
	types/Makefile
	compat/Makefile
	formats/Makefile
	formats/ctf/Makefile
	formats/ctf/types/Makefile
	formats/ctf-text/Makefile
	formats/ctf-text/types/Makefile
	formats/ctf-metadata/Makefile
	formats/bt-dummy/Makefile
	formats/lttng-live/Makefile
	formats/ctf/metadata/Makefile
	formats/ctf/writer/Makefile
	formats/ctf/ir/Makefile
	converter/Makefile
	doc/Makefile
	doc/bindings/Makefile
	doc/bindings/python/Makefile
	doc/images/Makefile
	lib/Makefile
	lib/prio_heap/Makefile
	include/Makefile
	bindings/Makefile
	bindings/python/Makefile
	tests/Makefile
	tests/bin/Makefile
	tests/lib/Makefile
	tests/utils/Makefile
	tests/utils/tap/Makefile
	extras/Makefile
	extras/valgrind/Makefile
	babeltrace.pc
	babeltrace-ctf.pc
])

AC_CONFIG_FILES([tests/lib/test_ctf_writer_complete], [chmod +x tests/lib/test_ctf_writer_complete])
AC_CONFIG_FILES([tests/lib/test_seek_big_trace], [chmod +x tests/lib/test_seek_big_trace])
AC_CONFIG_FILES([tests/lib/test_seek_empty_packet], [chmod +x tests/lib/test_seek_empty_packet])
AC_CONFIG_FILES([tests/lib/test_dwarf_complete], [chmod +x tests/lib/test_dwarf_complete])
AC_CONFIG_FILES([tests/lib/test_bin_info_complete], [chmod +x tests/lib/test_bin_info_complete])

AC_CONFIG_FILES([tests/bin/test_trace_read], [chmod +x tests/bin/test_trace_read])
AC_CONFIG_FILES([tests/bin/test_intersection], [chmod +x tests/bin/test_intersection])
AC_CONFIG_FILES([tests/bin/test_packet_seq_num], [chmod +x tests/bin/test_packet_seq_num])

AC_OUTPUT

#
# Mini-report on what will be built.
#

PPRINT_INIT
PPRINT_SET_INDENT(1)
PPRINT_SET_TS(38)

AS_ECHO
AS_ECHO("${PPRINT_COLOR_BLDBLU}Babeltrace $PACKAGE_VERSION$PPRINT_COLOR_RST")
AS_ECHO

PPRINT_SUBTITLE([Features])

# 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
]
PPRINT_PROP_STRING([Target architecture], $target_arch)

# python bindings enabled/disabled
test "x$enable_python" = "xyes" && value=1 || value=0
PPRINT_PROP_BOOL([Python bindings], $value)

# python bindings doc enabled/disabled
test "x$enable_python_bindings_doc" = "xyes" && value=1 || value=0
PPRINT_PROP_BOOL([Python bindings doc], $value)

# debug-info enabled/disabled
test "x$enable_debuginfo" = "xyes" && value=1 || value=0
PPRINT_PROP_BOOL([Debug information output], $value)


report_bindir="`eval eval echo $bindir`"
report_libdir="`eval eval echo $libdir`"

# Print the bindir and libdir this `make install' will install into.
AS_ECHO
PPRINT_SUBTITLE([Install directories])
PPRINT_PROP_STRING([Binaries], [$report_bindir])
PPRINT_PROP_STRING([Libraries], [$report_libdir])
Commit	Line	Data
	1	AC_PREREQ([2.50])
	2	AC_INIT([babeltrace],[2.0.0-pre],[jeremie dot galarneau at efficios dot com])
	3
	4	# Following the numbering scheme proposed by libtool for the library version
	5	# http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
	6	AC_SUBST([BABELTRACE_LIBRARY_VERSION], [1:0:0])
	7
	8	AC_CONFIG_HEADERS([config.h])
	9	AC_CONFIG_AUX_DIR([config])
	10	AC_CONFIG_MACRO_DIR([m4])
	11
	12	AC_CANONICAL_TARGET
	13	AC_CANONICAL_HOST
	14
	15	AM_INIT_AUTOMAKE([foreign dist-bzip2 no-dist-gzip tar-ustar])
	16	AM_MAINTAINER_MODE([enable])
	17
	18	# Enable silent rules if available (Introduced in AM 1.11)
	19	m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
	20
	21	AC_REQUIRE_AUX_FILE([tap-driver.sh])
	22
	23	# Checks for C compiler
	24	AC_USE_SYSTEM_EXTENSIONS
	25	AC_SYS_LARGEFILE
	26	AC_PROG_CC
	27	AC_PROG_CC_STDC
	28
	29	# Checks for programs.
	30	AC_PROG_MAKE_SET
	31	LT_INIT
	32	AC_PROG_YACC
	33	AC_PROG_LEX
	34	AC_PROG_MKDIR_P
	35	AC_PROG_LN_S
	36
	37	AX_C___ATTRIBUTE__
	38	AS_IF([test "x$ax_cv___attribute__" = "xyes"],
	39	[:],
	40	[AC_MSG_ERROR([The compiler does not support __attribute__ extensions])])
	41
	42	AX_PTHREAD(,[AC_MSG_ERROR([Could not configure pthreads support])])
	43	LIBS="$PTHREAD_LIBS $LIBS"
	44	CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
	45	CC="$PTHREAD_CC"
	46
	47	# Check linker option
	48	AX_APPEND_LINK_FLAGS([-Wl,--no-as-needed], [LD_NO_AS_NEEDED])
	49	AC_SUBST([LD_NO_AS_NEEDED])
	50
	51	AC_HEADER_STDBOOL
	52	AC_CHECK_HEADERS([ \
	53	fcntl.h \
	54	float.h \
	55	libintl.h \
	56	limits.h \
	57	malloc.h \
	58	netdb.h \
	59	netinet/in.h \
	60	stddef.h \
	61	sys/socket.h \
	62	])
	63
	64	if test ! -f "$srcdir/formats/ctf/metadata/ctf-parser.h"; then
	65	if test x"$(basename "$YACC")" != "xbison -y"; then
	66	AC_MSG_ERROR([[bison not found and is required when building from git.
	67	Please install bison]])
	68	fi
	69	AC_PATH_PROG([BISON],[bison])
	70	AX_PROG_BISON_VERSION([2.4], [],[
	71	AC_MSG_ERROR([[Bison >= 2.4 is required when building from git]])
	72	])
	73	fi
	74
	75	if test ! -f "$srcdir/formats/ctf/metadata/ctf-lexer.c"; then
	76	if test x"$LEX" != "xflex"; then
	77	AC_MSG_ERROR([[flex not found and is required when building from git.
	78	Please install flex]])
	79	fi
	80	AC_PATH_PROG([FLEX],[flex])
	81	AX_PROG_FLEX_VERSION([2.5.35], [],[
	82	AC_MSG_ERROR([[Flex >= 2.5.35 is required when building from git]])
	83	])
	84	fi
	85
	86
	87	AM_PATH_GLIB_2_0(2.22.0, ,AC_MSG_ERROR([glib is required in order to compile BabelTrace - download it from ftp://ftp.gtk.org/pub/gtk]) , gmodule)
	88
	89	# Check what libraries are required on this platform to link sockets programs.
	90	AX_LIB_SOCKET_NSL
	91
	92	# Checks for typedefs, structures, and compiler characteristics.
	93	AC_C_INLINE
	94	AC_TYPE_PID_T
	95	AC_TYPE_SIZE_T
	96	AC_TYPE_INT16_T
	97	AC_TYPE_INT32_T
	98	AC_TYPE_INT64_T
	99	AC_TYPE_INT8_T
	100	AC_TYPE_OFF_T
	101	AC_TYPE_SSIZE_T
	102	AC_TYPE_UINT16_T
	103	AC_TYPE_UINT32_T
	104	AC_TYPE_UINT64_T
	105	AC_TYPE_UINT8_T
	106
	107	# Checks for library functions.
	108	AC_FUNC_ALLOCA
	109	AC_FUNC_FORK
	110	AC_FUNC_MALLOC
	111	AC_FUNC_MKTIME
	112	AC_FUNC_MMAP
	113	AC_FUNC_REALLOC
	114	AC_FUNC_STRERROR_R
	115	AC_CHECK_FUNCS([ \
	116	atexit \
	117	dirfd \
	118	dup2 \
	119	ftruncate \
	120	gethostbyname \
	121	gethostname \
	122	gettimeofday \
	123	localtime_r \
	124	memchr \
	125	memset \
	126	mkdir \
	127	mkdtemp \
	128	munmap \
	129	rmdir \
	130	setenv \
	131	socket \
	132	strchr \
	133	strdup \
	134	strerror \
	135	strndup \
	136	strnlen \
	137	strrchr \
	138	strtoul \
	139	strtoull \
	140	tzset \
	141	uname \
	142	])
	143
	144	MINGW32=no
	145	DEFAULT_ENABLE_DEBUGINFO=yes
	146	AS_CASE([$host_os],
	147	[solaris\|darwin],
	148	[
	149	DEFAULT_ENABLE_DEBUGINFO=no
	150	],
	151	[mingw*],
	152	[
	153	MINGW32=yes
	154	]
	155	)
	156
	157	AM_CONDITIONAL([BABELTRACE_BUILD_WITH_MINGW], [test "x$MINGW32" = "xyes"])
	158
	159	# Check for uuid in system libs
	160	AC_CHECK_FUNCS([uuid_generate],
	161	[
	162	AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_LIBUUID], 1, [Has libuuid support.])
	163	link_with_libuuid=no
	164	],
	165	[
	166	# Check for libuuid
	167	AC_CHECK_LIB([uuid], [uuid_generate],
	168	[
	169	AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_LIBUUID], 1, [Has libuuid support.])
	170	link_with_libuuid=yes
	171	],
	172	[
	173	# libuuid not found, check for uuid_create in libc.
	174	AC_CHECK_LIB([c], [uuid_create],
	175	[
	176	AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_LIBC_UUID], 1, [Has libc uuid support.])
	177	link_with_libc_uuid=yes
	178	],
	179	[
	180	# for MinGW32 we have our own internal implemenation of uuid using Windows functions.
	181	if test "x$MINGW32" = xno; then
	182	AC_MSG_ERROR([Cannot find libuuid uuid_generate nor libc uuid_create. Use [LDFLAGS]=-Ldir to specify their location.])
	183	fi
	184	])
	185	])
	186	])
	187
	188	AM_CONDITIONAL([BABELTRACE_BUILD_WITH_LIBUUID], [test "x$link_with_libuuid" = "xyes"])
	189	AM_CONDITIONAL([BABELTRACE_BUILD_WITH_LIBC_UUID], [test "x$link_with_libc_uuid" = "xyes"])
	190
	191	# Check for fmemopen
	192	AC_CHECK_LIB([c], [fmemopen],
	193	[
	194	AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_FMEMOPEN], 1, [Has fmemopen support.])
	195	]
	196	)
	197
	198	# Check for open_memstream
	199	AC_CHECK_LIB([c], [open_memstream],
	200	[
	201	AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_OPEN_MEMSTREAM], 1, [Has open_memstream support.])
	202	]
	203	)
	204
	205	# Check for posix_fallocate
	206	AC_CHECK_LIB([c], [posix_fallocate],
	207	[
	208	AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_POSIX_FALLOCATE], 1, [Has posix_fallocate support.])
	209	]
	210	)
	211
	212	# Check for faccessat
	213	AC_CHECK_LIB([c], [faccessat],
	214	[
	215	AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_FACCESSAT], 1, [Has faccessat support.])
	216	]
	217	)
	218
	219	AC_CHECK_LIB([popt], [poptGetContext], [],
	220	[AC_MSG_ERROR([Cannot find popt.])]
	221	)
	222
	223	# For Python
	224	# SWIG version needed or newer:
	225	swig_version=2.0.0
	226
	227	AC_ARG_ENABLE([python-bindings],
	228	[AC_HELP_STRING([--enable-python-bindings],
	229	[generate Python bindings])],
	230	[enable_python=yes], [enable_python=no])
	231
	232	AM_CONDITIONAL([USE_PYTHON], [test "x${enable_python:-yes}" = xyes])
	233
	234	AC_ARG_ENABLE([python-bindings-doc],
	235	[AC_HELP_STRING([--enable-python-bindings-doc],
	236	[generate Python bindings documentation])],
	237	[enable_python_bindings_doc=yes], [enable_python_bindings_doc=no])
	238
	239	if test "x${enable_python:-no}" = xno && test "x${enable_python_bindings_doc:-yes}" = xyes; then
	240	AC_MSG_ERROR([--enable-python-bindings-doc was specified without --enable-python-bindings])
	241	fi
	242
	243	AM_CONDITIONAL([BUILD_PYTHON_BINDINGS_DOC], [test "x${enable_python_bindings_doc:-yes}" = xyes])
	244
	245	if test "x${enable_python:-yes}" = xyes; then
	246	AX_PKG_SWIG($swig_version, [], [ AC_MSG_ERROR([SWIG $swig_version or newer is needed]) ])
	247	AM_PATH_PYTHON([3.0], , [AC_MSG_ERROR(Python3 is not available or is not the default Python interpreter on your system. See the README file to learn how to override your distribution's default Python interpreter.)])
	248
	249	AM_PATH_PYTHON_MODULES([PYTHON])
	250	# pythondir is the path where extra modules are to be installed
	251	pythondir=$PYTHON_PREFIX/$PYTHON_MODULES_PATH
	252	# pyexecdir is the path that contains shared objects used by the extra modules
	253	pyexecdir=$PYTHON_EXEC_PREFIX/$PYTHON_MODULES_PATH
	254	AC_ARG_VAR([PYTHON_INCLUDE], [Include flags for python, bypassing python-config])
	255	AC_ARG_VAR([PYTHON_CONFIG], [Path to python-config])
	256	AS_IF([test -z "$PYTHON_INCLUDE"], [
	257	AS_IF([test -z "$PYTHON_CONFIG"], [
	258	AC_PATH_PROGS([PYTHON_CONFIG],
	259	[python$PYTHON_VERSION-config python-config],
	260	[no],
	261	[`dirname $PYTHON`])
	262	AS_IF([test "$PYTHON_CONFIG" = no], [AC_MSG_ERROR([cannot find python-config for $PYTHON. Do you have python-dev installed?])])
	263	])
	264	AC_MSG_CHECKING([python include flags])
	265	PYTHON_INCLUDE=`$PYTHON_CONFIG --includes`
	266	AC_MSG_RESULT([$PYTHON_INCLUDE])
	267	])
	268	else
	269	AC_MSG_NOTICE([You may configure with --enable-python-bindings ]dnl
	270	[if you want Python bindings.])
	271
	272	fi
	273
	274	if test "x${enable_python_bindings_doc:-yes}" = xyes; then
	275	AM_CHECK_PYTHON_SPHINX([PYTHON])
	276	AS_IF([test "x$PYTHON_SPHINX_EXISTS" = xno],
	277	AC_MSG_ERROR([The Sphinx package for Python 3 is required to build Python bindings documentation])
	278	)
	279	fi
	280
	281	# Optional debuginfo feature (enabled by default)
	282	AS_IF([test "x$DEFAULT_ENABLE_DEBUGINFO" = xyes],
	283	[AC_ARG_ENABLE([debug-info], [AC_HELP_STRING([--disable-debug-info], [disable the debug-info feature (default on OS X and Solaris)])], [], [enable_debuginfo=yes])],
	284	[AC_ARG_ENABLE([debug-info], [AC_HELP_STRING([--enable-debug-info], [enable the debug-info feature (default on Linux)])], [], [enable_debuginfo=no])]
	285	)
	286
	287	AM_CONDITIONAL([ENABLE_DEBUGINFO], [test "x$enable_debuginfo" = xyes])
	288	AS_IF([test "x$enable_debuginfo" = xyes], [
	289	# Check if libelf and libdw are present
	290	AC_CHECK_LIB([elf], [elf_version], [], [AC_MSG_ERROR(Missing libdw (from elfutils >= 0.154) which is required by debug-info. You can disable this feature using --disable-debuginfo.)])
	291	AC_CHECK_LIB([dw], [dwarf_begin], [], [AC_MSG_ERROR(Missing libelf (from elfutils >= 0.154) which is required by debug-info. You can disable this feature using --disable-debuginfo.)])
	292	AX_LIB_ELFUTILS([0], [154], [], [AC_MSG_ERROR(elfutils >= 0.154 is required to use the debug-info feature. You can disable this feature using --disable-debuginfo.)])
	293	AC_DEFINE([ENABLE_DEBUGINFO], [1], [Define to 1 if you enable the 'debug-info' feature])
	294	], [])
	295
	296	PKG_CHECK_MODULES(GMODULE, [gmodule-2.0 >= 2.0.0])
	297	AC_SUBST(PACKAGE_LIBS)
	298
	299	LIBS="$LIBS $GMODULE_LIBS"
	300	PACKAGE_CFLAGS="$GMODULE_CFLAGS -Wall -Wformat"
	301	AC_SUBST(PACKAGE_CFLAGS)
	302
	303	DEFAULT_INCLUDES="-I\$(top_srcdir) -I\$(top_builddir) -I\$(top_builddir)/include -include config.h"
	304	AC_SUBST(DEFAULT_INCLUDES)
	305
	306	babeltraceincludedir="${includedir}/babeltrace"
	307	AC_SUBST(babeltraceincludedir)
	308
	309	babeltracectfincludedir="${includedir}/babeltrace/ctf"
	310	AC_SUBST(babeltracectfincludedir)
	311
	312	babeltracectfwriterincludedir="${includedir}/babeltrace/ctf-writer"
	313	AC_SUBST(babeltracectfwriterincludedir)
	314
	315	babeltracectfirincludedir="${includedir}/babeltrace/ctf-ir"
	316	AC_SUBST(babeltracectfirincludedir)
	317
	318	AC_CONFIG_FILES([
	319	Makefile
	320	types/Makefile
	321	compat/Makefile
	322	formats/Makefile
	323	formats/ctf/Makefile
	324	formats/ctf/types/Makefile
	325	formats/ctf-text/Makefile
	326	formats/ctf-text/types/Makefile
	327	formats/ctf-metadata/Makefile
	328	formats/bt-dummy/Makefile
	329	formats/lttng-live/Makefile
	330	formats/ctf/metadata/Makefile
	331	formats/ctf/writer/Makefile
	332	formats/ctf/ir/Makefile
	333	converter/Makefile
	334	doc/Makefile
	335	doc/bindings/Makefile
	336	doc/bindings/python/Makefile
	337	doc/images/Makefile
	338	lib/Makefile
	339	lib/prio_heap/Makefile
	340	include/Makefile
	341	bindings/Makefile
	342	bindings/python/Makefile
	343	tests/Makefile
	344	tests/bin/Makefile
	345	tests/lib/Makefile
	346	tests/utils/Makefile
	347	tests/utils/tap/Makefile
	348	extras/Makefile
	349	extras/valgrind/Makefile
	350	babeltrace.pc
	351	babeltrace-ctf.pc
	352	])
	353
	354	AC_CONFIG_FILES([tests/lib/test_ctf_writer_complete], [chmod +x tests/lib/test_ctf_writer_complete])
	355	AC_CONFIG_FILES([tests/lib/test_seek_big_trace], [chmod +x tests/lib/test_seek_big_trace])
	356	AC_CONFIG_FILES([tests/lib/test_seek_empty_packet], [chmod +x tests/lib/test_seek_empty_packet])
	357	AC_CONFIG_FILES([tests/lib/test_dwarf_complete], [chmod +x tests/lib/test_dwarf_complete])
	358	AC_CONFIG_FILES([tests/lib/test_bin_info_complete], [chmod +x tests/lib/test_bin_info_complete])
	359
	360	AC_CONFIG_FILES([tests/bin/test_trace_read], [chmod +x tests/bin/test_trace_read])
	361	AC_CONFIG_FILES([tests/bin/test_intersection], [chmod +x tests/bin/test_intersection])
	362	AC_CONFIG_FILES([tests/bin/test_packet_seq_num], [chmod +x tests/bin/test_packet_seq_num])
	363
	364	AC_OUTPUT
	365
	366	#
	367	# Mini-report on what will be built.
	368	#
	369
	370	PPRINT_INIT
	371	PPRINT_SET_INDENT(1)
	372	PPRINT_SET_TS(38)
	373
	374	AS_ECHO
	375	AS_ECHO("${PPRINT_COLOR_BLDBLU}Babeltrace $PACKAGE_VERSION$PPRINT_COLOR_RST")
	376	AS_ECHO
	377
	378	PPRINT_SUBTITLE([Features])
	379
	380	# Target architecture we're building for.
	381	target_arch=$host_cpu
	382	[
	383	for f in $CFLAGS; do
	384	if test $f = "-m32"; then
	385	target_arch="32-bit"
	386	elif test $f = "-m64"; then
	387	target_arch="64-bit"
	388	fi
	389	done
	390	]
	391	PPRINT_PROP_STRING([Target architecture], $target_arch)
	392
	393	# python bindings enabled/disabled
	394	test "x$enable_python" = "xyes" && value=1 \|\| value=0
	395	PPRINT_PROP_BOOL([Python bindings], $value)
	396
	397	# python bindings doc enabled/disabled
	398	test "x$enable_python_bindings_doc" = "xyes" && value=1 \|\| value=0
	399	PPRINT_PROP_BOOL([Python bindings doc], $value)
	400
	401	# debug-info enabled/disabled
	402	test "x$enable_debuginfo" = "xyes" && value=1 \|\| value=0
	403	PPRINT_PROP_BOOL([Debug information output], $value)
	404
	405
	406	report_bindir="`eval eval echo $bindir`"
	407	report_libdir="`eval eval echo $libdir`"
	408
	409	# Print the bindir and libdir this `make install' will install into.
	410	AS_ECHO
	411	PPRINT_SUBTITLE([Install directories])
	412	PPRINT_PROP_STRING([Binaries], [$report_bindir])
	413	PPRINT_PROP_STRING([Libraries], [$report_libdir])