[libsigrokdecode.git] / configure.ac

##
## This file is part of the sigrok project.
##
## Copyright (C) 2010 Bert Vermeulen <bert@biot.com>
##
## This program is free software: you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation, either version 3 of the License, or
## (at your option) any later version.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with this program.  If not, see <http://www.gnu.org/licenses/>.
##

AC_PREREQ([2.61])

# libsigrokdecode package version number (NOT the same as shared lib version!).
m4_define([libsigrokdecode_major_version], [0])
m4_define([libsigrokdecode_minor_version], [2])
m4_define([libsigrokdecode_micro_version], [0])
m4_define([libsigrokdecode_version],
	  [libsigrokdecode_major_version.libsigrokdecode_minor_version.libsigrokdecode_micro_version])

AC_INIT([libsigrokdecode], [libsigrokdecode_version],
	[sigrok-devel@lists.sourceforge.net], [libsigrokdecode],
	[http://www.sigrok.org])
AC_CONFIG_HEADER([config.h])
AC_CONFIG_MACRO_DIR([autostuff])
AC_CONFIG_AUX_DIR([autostuff])

AM_INIT_AUTOMAKE([-Wall -Werror foreign std-options])
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])

AH_TOP([#ifndef LIBSIGROKDECODE_CONFIG_H
#define LIBSIGROKDECODE_CONFIG_H    /* To stop multiple inclusions. */])
AH_BOTTOM([#endif /* LIBSIGROKDECODE_CONFIG_H */])

CFLAGS="-g -Wall -Wextra"

# Checks for programs.
AC_PROG_CXX
AC_PROG_CC
AC_PROG_CPP
AC_PROG_INSTALL
AC_PROG_LN_S

# Initialize libtool.
LT_INIT

# Initialize pkg-config.
# We require at least 0.22, as "Requires.private" behaviour changed there.
PKG_PROG_PKG_CONFIG([0.22])

# Library version for libsigrokdecode (NOT the same as the package version).
# Carefully read the libtool docs before updating these numbers!
# The algorithm for determining which number to change (and how) is nontrivial!
# http://www.gnu.org/software/libtool/manual/libtool.html#Updating-version-info
LIBSIGROKDECODE_LT_CURRENT=0
LIBSIGROKDECODE_LT_REVISION=0
LIBSIGROKDECODE_LT_AGE=0
LIBSIGROKDECODE_LT_VERSION="$LIBSIGROKDECODE_LT_CURRENT:$LIBSIGROKDECODE_LT_REVISION:$LIBSIGROKDECODE_LT_AGE"
LIBSIGROKDECODE_LT_LDFLAGS="-version-info $LIBSIGROKDECODE_LT_VERSION"
AC_SUBST(LIBSIGROKDECODE_LT_LDFLAGS)

# Checks for libraries.

# libglib-2.0 is always needed.
# Note: glib-2.0 is part of the libsigrokdecode API
# (hard pkg-config requirement).
AM_PATH_GLIB_2_0([2.22.0],
        [CFLAGS="$CFLAGS $GLIB_CFLAGS"; LIBS="$LIBS $GLIB_LIBS"])

# Python support. We require at least Python >= 3.0.
CPPFLAGS_PYTHON=""
LDFLAGS_PYTHON=""
case "$build" in
*linux*)
	# We know that Linux has 'python3-config'.
	CPPFLAGS_PYTHON="$(python3-config --includes)"
	LDFLAGS_PYTHON="$(python3-config --ldflags)"
	;;
*darwin*)
	# On Darwin, Macports has python3.x-config, fink has python3-config.
	# Mac OS X (Snow Leopard) ships with 'python-config' per default, but
	# that's Python 2.x, so not useful for us.
	if test -x python3-config; then
		# python3-config exists, use it.
		CPPFLAGS_PYTHON="$(python3-config --includes)"
		LDFLAGS_PYTHON="$(python3-config --ldflags)"
	else
		# No python3-config found, so try hardcoded python3.2-config.
		CPPFLAGS_PYTHON="$(python3.2-config --includes)"
		LDFLAGS_PYTHON="$(python3.2-config --ldflags)"
	fi
	;;
*mingw*)
	# We currently hardcode the paths to the Python 3.2 default install
	# location as there's no 'python-config' script on Windows, it seems.
	CPPFLAGS_PYTHON="-I/c/Python32/include"
	LDFLAGS_PYTHON="-L/c/Python32/libs -lpython32"
	;;
*)
	# Everything else is untested, we just hope 'python3-config' works.
	CPPFLAGS_PYTHON="$(python3-config --includes)"
	LDFLAGS_PYTHON="$(python3-config --ldflags)"
	;;
esac
AC_SUBST(CPPFLAGS_PYTHON)
AC_SUBST(LDFLAGS_PYTHON)

# Checks for header files.
# These are already checked: inttypes.h stdint.h stdlib.h string.h unistd.h.
# AC_CHECK_HEADERS([])

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

# Checks for library functions.
AC_CHECK_FUNCS([memset strtoull])

AC_SUBST(DECODERS_DIR, "$datadir/libsigrokdecode/decoders")
AC_SUBST(MAKEFLAGS, '--no-print-directory')
AC_SUBST(AM_LIBTOOLFLAGS, '--silent')

LIBSIGROKDECODE_MAJOR_VERSION=libsigrokdecode_major_version
LIBSIGROKDECODE_MINOR_VERSION=libsigrokdecode_minor_version
LIBSIGROKDECODE_MICRO_VERSION=libsigrokdecode_micro_version
LIBSIGROKDECODE_VERSION=libsigrokdecode_version

AC_SUBST(LIBSIGROKDECODE_MAJOR_VERSION)
AC_SUBST(LIBSIGROKDECODE_MINOR_VERSION)
AC_SUBST(LIBSIGROKDECODE_MICRO_VERSION)
AC_SUBST(LIBSIGROKDECODE_VERSION)

AC_DEFINE(LIBSIGROKDECODE_MAJOR_VERSION, [libsigrokdecode_major_version],
	  [Define to the libsigrokdecode major package version])
AC_DEFINE(LIBSIGROKDECODE_MINOR_VERSION, [libsigrokdecode_minor_version],
	  [Define to the libsigrokdecode minor package version])
AC_DEFINE(LIBSIGROKDECODE_MICRO_VERSION, [libsigrokdecode_micro_version],
	  [Define to the libsigrokdecode micro package version])
AC_DEFINE(LIBSIGROKDECODE_VERSION, [libsigrokdecode_version],
	  [Define to the libsigrokdecode package version])

AC_CONFIG_FILES([Makefile
		 libsigrokdecode.pc
		 decoders/Makefile
		])

AC_OUTPUT

echo
echo "libsigrokdecode configuration summary:"
echo
echo "  - Package version (major.minor.micro):    $LIBSIGROKDECODE_VERSION"
echo "  - Library version (current:revision:age): $LIBSIGROKDECODE_LT_VERSION"
echo "  - Prefix: $prefix"
echo
echo "Detected libraries:"
echo

# Note: This only works for libs with pkg-config integration.
for lib in "glib-2.0"; do
        if `$PKG_CONFIG --exists $lib`; then
                ver=`$PKG_CONFIG --modversion $lib`
                answer="yes ($ver)"
        else
                answer="no"
        fi
        echo "  - $lib: $answer"
done

echo
echo "Detected Python:"
echo
echo "  - Python CPPFLAGS: $CPPFLAGS_PYTHON"
echo "  - Python LDFLAGS: $LDFLAGS_PYTHON"
echo
Commit	Line	Data
a190e979 UH	1	##
	2	## This file is part of the sigrok project.
	3	##
	4	## Copyright (C) 2010 Bert Vermeulen <bert@biot.com>
	5	##
	6	## This program is free software: you can redistribute it and/or modify
	7	## it under the terms of the GNU General Public License as published by
	8	## the Free Software Foundation, either version 3 of the License, or
	9	## (at your option) any later version.
	10	##
	11	## This program is distributed in the hope that it will be useful,
	12	## but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	## GNU General Public License for more details.
	15	##
	16	## You should have received a copy of the GNU General Public License
	17	## along with this program. If not, see <http://www.gnu.org/licenses/>.
	18	##
	19
81eb8e80	20	AC_PREREQ([2.61])
a190e979	21
a101c52f UH	22	# libsigrokdecode package version number (NOT the same as shared lib version!).
	23	m4_define([libsigrokdecode_major_version], [0])
	24	m4_define([libsigrokdecode_minor_version], [2])
	25	m4_define([libsigrokdecode_micro_version], [0])
	26	m4_define([libsigrokdecode_version],
	27	[libsigrokdecode_major_version.libsigrokdecode_minor_version.libsigrokdecode_micro_version])
a190e979	28
2891e1bc UH	29	AC_INIT([libsigrokdecode], [libsigrokdecode_version],
	30	[sigrok-devel@lists.sourceforge.net], [libsigrokdecode],
	31	[http://www.sigrok.org])
a190e979	32	AC_CONFIG_HEADER([config.h])
087d133d UH	33	AC_CONFIG_MACRO_DIR([autostuff])
087d133d UH	34	AC_CONFIG_AUX_DIR([autostuff])
a190e979 UH	35
	36	AM_INIT_AUTOMAKE([-Wall -Werror foreign std-options])
	37	m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
	38
2891e1bc UH	39	AH_TOP([#ifndef LIBSIGROKDECODE_CONFIG_H
	40	#define LIBSIGROKDECODE_CONFIG_H /* To stop multiple inclusions. */])
	41	AH_BOTTOM([#endif /* LIBSIGROKDECODE_CONFIG_H */])
a190e979 UH	42
	43	CFLAGS="-g -Wall -Wextra"
	44
	45	# Checks for programs.
	46	AC_PROG_CXX
	47	AC_PROG_CC
	48	AC_PROG_CPP
	49	AC_PROG_INSTALL
	50	AC_PROG_LN_S
	51
	52	# Initialize libtool.
	53	LT_INIT
	54
	55	# Initialize pkg-config.
	56	# We require at least 0.22, as "Requires.private" behaviour changed there.
	57	PKG_PROG_PKG_CONFIG([0.22])
	58
a101c52f	59	# Library version for libsigrokdecode (NOT the same as the package version).
a190e979 UH	60	# Carefully read the libtool docs before updating these numbers!
	61	# The algorithm for determining which number to change (and how) is nontrivial!
	62	# http://www.gnu.org/software/libtool/manual/libtool.html#Updating-version-info
a101c52f UH	63	LIBSIGROKDECODE_LT_CURRENT=0
	64	LIBSIGROKDECODE_LT_REVISION=0
	65	LIBSIGROKDECODE_LT_AGE=0
	66	LIBSIGROKDECODE_LT_VERSION="$LIBSIGROKDECODE_LT_CURRENT:$LIBSIGROKDECODE_LT_REVISION:$LIBSIGROKDECODE_LT_AGE"
	67	LIBSIGROKDECODE_LT_LDFLAGS="-version-info $LIBSIGROKDECODE_LT_VERSION"
	68	AC_SUBST(LIBSIGROKDECODE_LT_LDFLAGS)
a190e979	69
a190e979 UH	70	# Checks for libraries.
a190e979 UH	71
a190e979	72	# libglib-2.0 is always needed.
2891e1bc UH	73	# Note: glib-2.0 is part of the libsigrokdecode API
2891e1bc UH	74	# (hard pkg-config requirement).
a190e979	75	AM_PATH_GLIB_2_0([2.22.0],
2891e1bc	76	[CFLAGS="$CFLAGS $GLIB_CFLAGS"; LIBS="$LIBS $GLIB_LIBS"])
a190e979	77
084f0f94	78	# Python support. We require at least Python >= 3.0.
a190e979 UH	79	CPPFLAGS_PYTHON=""
	80	LDFLAGS_PYTHON=""
	81	case "$build" in
	82	linux)
	83	# We know that Linux has 'python3-config'.
	84	CPPFLAGS_PYTHON="$(python3-config --includes)"
	85	LDFLAGS_PYTHON="$(python3-config --ldflags)"
	86	;;
	87	darwin)
	88	# On Darwin, Macports has python3.x-config, fink has python3-config.
	89	# Mac OS X (Snow Leopard) ships with 'python-config' per default, but
	90	# that's Python 2.x, so not useful for us.
	91	if test -x python3-config; then
	92	# python3-config exists, use it.
	93	CPPFLAGS_PYTHON="$(python3-config --includes)"
	94	LDFLAGS_PYTHON="$(python3-config --ldflags)"
	95	else
	96	# No python3-config found, so try hardcoded python3.2-config.
	97	CPPFLAGS_PYTHON="$(python3.2-config --includes)"
	98	LDFLAGS_PYTHON="$(python3.2-config --ldflags)"
	99	fi
	100	;;
	101	mingw)
	102	# We currently hardcode the paths to the Python 3.2 default install
	103	# location as there's no 'python-config' script on Windows, it seems.
	104	CPPFLAGS_PYTHON="-I/c/Python32/include"
	105	LDFLAGS_PYTHON="-L/c/Python32/libs -lpython32"
	106	;;
	107	*)
	108	# Everything else is untested, we just hope 'python3-config' works.
	109	CPPFLAGS_PYTHON="$(python3-config --includes)"
	110	LDFLAGS_PYTHON="$(python3-config --ldflags)"
	111	;;
	112	esac
	113	AC_SUBST(CPPFLAGS_PYTHON)
	114	AC_SUBST(LDFLAGS_PYTHON)
	115
a190e979 UH	116	# Checks for header files.
a190e979 UH	117	# These are already checked: inttypes.h stdint.h stdlib.h string.h unistd.h.
81eb8e80	118	# AC_CHECK_HEADERS([])
a190e979 UH	119
	120	# Checks for typedefs, structures, and compiler characteristics.
	121	AC_C_INLINE
	122	AC_TYPE_INT8_T
	123	AC_TYPE_INT16_T
	124	AC_TYPE_INT32_T
	125	AC_TYPE_INT64_T
	126	AC_TYPE_UINT8_T
	127	AC_TYPE_UINT16_T
	128	AC_TYPE_UINT32_T
	129	AC_TYPE_UINT64_T
	130	AC_TYPE_SIZE_T
	131
	132	# Checks for library functions.
81eb8e80	133	AC_CHECK_FUNCS([memset strtoull])
a190e979	134
066e65a3	135	AC_SUBST(DECODERS_DIR, "$datadir/libsigrokdecode/decoders")
a190e979 UH	136	AC_SUBST(MAKEFLAGS, '--no-print-directory')
	137	AC_SUBST(AM_LIBTOOLFLAGS, '--silent')
	138
a101c52f UH	139	LIBSIGROKDECODE_MAJOR_VERSION=libsigrokdecode_major_version
	140	LIBSIGROKDECODE_MINOR_VERSION=libsigrokdecode_minor_version
	141	LIBSIGROKDECODE_MICRO_VERSION=libsigrokdecode_micro_version
	142	LIBSIGROKDECODE_VERSION=libsigrokdecode_version
	143
	144	AC_SUBST(LIBSIGROKDECODE_MAJOR_VERSION)
	145	AC_SUBST(LIBSIGROKDECODE_MINOR_VERSION)
	146	AC_SUBST(LIBSIGROKDECODE_MICRO_VERSION)
	147	AC_SUBST(LIBSIGROKDECODE_VERSION)
	148
	149	AC_DEFINE(LIBSIGROKDECODE_MAJOR_VERSION, [libsigrokdecode_major_version],
	150	[Define to the libsigrokdecode major package version])
	151	AC_DEFINE(LIBSIGROKDECODE_MINOR_VERSION, [libsigrokdecode_minor_version],
	152	[Define to the libsigrokdecode minor package version])
	153	AC_DEFINE(LIBSIGROKDECODE_MICRO_VERSION, [libsigrokdecode_micro_version],
	154	[Define to the libsigrokdecode micro package version])
	155	AC_DEFINE(LIBSIGROKDECODE_VERSION, [libsigrokdecode_version],
	156	[Define to the libsigrokdecode package version])
a190e979 UH	157
a190e979 UH	158	AC_CONFIG_FILES([Makefile
2891e1bc UH	159	libsigrokdecode.pc
2891e1bc UH	160	decoders/Makefile
a190e979 UH	161	])
	162
	163	AC_OUTPUT
	164
aa56f7ad UH	165	echo
	166	echo "libsigrokdecode configuration summary:"
	167	echo
	168	echo " - Package version (major.minor.micro): $LIBSIGROKDECODE_VERSION"
	169	echo " - Library version (current:revision:age): $LIBSIGROKDECODE_LT_VERSION"
	170	echo " - Prefix: $prefix"
	171	echo
	172	echo "Detected libraries:"
	173	echo
	174
	175	# Note: This only works for libs with pkg-config integration.
	176	for lib in "glib-2.0"; do
	177	if `$PKG_CONFIG --exists $lib`; then
	178	ver=`$PKG_CONFIG --modversion $lib`
	179	answer="yes ($ver)"
	180	else
	181	answer="no"
	182	fi
	183	echo " - $lib: $answer"
	184	done
	185
	186	echo
	187	echo "Detected Python:"
	188	echo
	189	echo " - Python CPPFLAGS: $CPPFLAGS_PYTHON"
	190	echo " - Python LDFLAGS: $LDFLAGS_PYTHON"
	191	echo
	192