[libsigrok.git] / configure.ac

##
## This file is part of the sigrok project.
##
## Copyright (C) 2010-2012 Bert Vermeulen <bert@biot.com>
## Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.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/>.
##

# We require at least autoconf 2.63 (AC_INIT format changed there).
AC_PREREQ([2.63])

# libsigrok package version number (NOT the same as shared lib version!).
m4_define([sr_package_version_major], [0])
m4_define([sr_package_version_minor], [2])
m4_define([sr_package_version_micro], [0])
m4_define([sr_package_version], [sr_package_version_major.sr_package_version_minor.sr_package_version_micro])

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

# We require at least automake 1.11 (needed for 'silent rules').
AM_INIT_AUTOMAKE([1.11 -Wall -Werror foreign std-options])
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
m4_ifdef([AM_PROG_AR], [AM_PROG_AR])

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

# Enable more compiler warnings via -Wall and -Wextra. Add -fvisibility=hidden
# and enforce use of SR_API to explicitly mark all public API functions.
CFLAGS="-g -Wall -Wextra -fvisibility=hidden"

# 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 libsigrok (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
SR_LIB_VERSION_CURRENT=1
SR_LIB_VERSION_REVISION=0
SR_LIB_VERSION_AGE=0
SR_LIB_VERSION="$SR_LIB_VERSION_CURRENT:$SR_LIB_VERSION_REVISION:$SR_LIB_VERSION_AGE"
SR_LIB_LDFLAGS="-version-info $SR_LIB_VERSION"
AC_SUBST(SR_LIB_VERSION_CURRENT)
AC_SUBST(SR_LIB_VERSION_REVISION)
AC_SUBST(SR_LIB_VERSION_AGE)
AC_SUBST(SR_LIB_VERSION)
AC_SUBST(SR_LIB_LDFLAGS)

# Hardware support '--enable' options.

AC_ARG_ENABLE(agilent-dmm, AC_HELP_STRING([--enable-agilent-dmm],
	      [enable Agilent DMM support [default=yes]]),
	      [HW_AGILENT_DMM="$enableval"],
	      [HW_AGILENT_DMM=yes])
AM_CONDITIONAL(HW_AGILENT_DMM, test x$HW_AGILENT_DMM = xyes)
if test "x$HW_AGILENT_DMM" = "xyes"; then
	AC_DEFINE(HAVE_HW_AGILENT_DMM, 1, [Agilent DMM support])
fi

# Disabled by default, unfinished.
AC_ARG_ENABLE(alsa, AC_HELP_STRING([--enable-alsa],
	      [enable ALSA driver support [default=no]]),
	      [LA_ALSA="$enableval"],
	      [LA_ALSA=no])
AM_CONDITIONAL(LA_ALSA, test x$LA_ALSA = xyes)
if test "x$LA_ALSA" = "xyes"; then
	AC_DEFINE(HAVE_LA_ALSA, 1, [ALSA driver support])
fi

AC_ARG_ENABLE(asix-sigma, AC_HELP_STRING([--enable-asix-sigma],
	      [enable ASIX SIGMA/SIGMA2 support [default=yes]]),
	      [LA_ASIX_SIGMA="$enableval"],
	      [LA_ASIX_SIGMA=yes])
AM_CONDITIONAL(LA_ASIX_SIGMA, test x$LA_ASIX_SIGMA = xyes)
if test "x$LA_ASIX_SIGMA" = "xyes"; then
	AC_DEFINE(HAVE_LA_ASIX_SIGMA, 1, [ASIX SIGMA/SIGMA2 support])
fi

AC_ARG_ENABLE(chronovu-la8, AC_HELP_STRING([--enable-chronovu-la8],
	      [enable ChronoVu LA8 support [default=yes]]),
	      [LA_CHRONOVU_LA8="$enableval"],
	      [LA_CHRONOVU_LA8=yes])
AM_CONDITIONAL(LA_CHRONOVU_LA8, test x$LA_CHRONOVU_LA8 = xyes)
if test "x$LA_CHRONOVU_LA8" = "xyes"; then
	AC_DEFINE(HAVE_LA_CHRONOVU_LA8, 1, [ChronoVu LA8 support])
fi

AC_ARG_ENABLE(colead-slm, AC_HELP_STRING([--enable-colead-slm],
	[enable Colead SLM support [default=yes]]),
	[HW_COLEAD_SLM="$enableval"],
	[HW_COLEAD_SLM=yes])
AM_CONDITIONAL(HW_COLEAD_SLM, test x$HW_COLEAD_SLM = xyes)
if test "x$HW_COLEAD_SLM" = "xyes"; then
	AC_DEFINE(HAVE_HW_COLEAD_SLM, 1, [Colead SLM support])
fi

AC_ARG_ENABLE(demo, AC_HELP_STRING([--enable-demo],
	      [enable demo driver support [default=yes]]),
	      [LA_DEMO="$enableval"],
	      [LA_DEMO=yes])
AM_CONDITIONAL(LA_DEMO, test x$LA_DEMO = xyes)
if test "x$LA_DEMO" = "xyes"; then
	AC_DEFINE(HAVE_LA_DEMO, 1, [Demo driver support])
fi

AC_ARG_ENABLE(fluke-dmm, AC_HELP_STRING([--enable-fluke-dmm],
	      [enable Fluke DMM support [default=yes]]),
	      [HW_FLUKE_DMM="$enableval"],
	      [HW_FLUKE_DMM=yes])
AM_CONDITIONAL(HW_FLUKE_DMM, test x$HW_FLUKE_DMM = xyes)
if test "x$HW_FLUKE_DMM" = "xyes"; then
	AC_DEFINE(HAVE_HW_FLUKE_DMM, 1, [Fluke DMM support])
fi

AC_ARG_ENABLE(fx2lafw, AC_HELP_STRING([--enable-fx2lafw],
	      [enable fx2lafw support (for FX2 LAs). [default=yes]]),
	      [LA_FX2LAFW="$enableval"],
	      [LA_FX2LAFW=yes])
AM_CONDITIONAL(LA_FX2LAFW, test x$LA_FX2LAFW = xyes)
if test "x$LA_FX2LAFW" = "xyes"; then
	AC_DEFINE(HAVE_LA_FX2LAFW, 1, [fx2lafw support])
fi

AC_ARG_ENABLE(hantek-dso, AC_HELP_STRING([--enable-hantek-dso],
	      [enable Hantek DSO support [default=yes]]),
	      [HW_HANTEK_DSO="$enableval"],
	      [HW_HANTEK_DSO=yes])
AM_CONDITIONAL(HW_HANTEK_DSO, test x$HW_HANTEK_DSO = xyes)
if test "x$HW_HANTEK_DSO" = "xyes"; then
	AC_DEFINE(HAVE_HW_HANTEK_DSO, 1, [Hantek DSO support])
fi

# Disabled by default, unfinished.
AC_ARG_ENABLE(lascar-el-usb, AC_HELP_STRING([--enable-lascar-el-usb],
	[enable Lascar EL-USB support [default=yes]]),
	[HW_LASCAR_EL_USB="$enableval"],
	[HW_LASCAR_EL_USB=yes])
AM_CONDITIONAL(HW_LASCAR_EL_USB, test x$HW_LASCAR_EL_USB = xyes)
if test "x$HW_LASCAR_EL_USB" = "xyes"; then
	AC_DEFINE(HAVE_HW_LASCAR_EL_USB, 1, [Lascar EL-USB support])
fi

AC_ARG_ENABLE(link-mso19, AC_HELP_STRING([--enable-link-mso19],
	      [enable Link Instruments MSO-19 support [default=no]]),
	      [LA_LINK_MSO19="$enableval"],
	      [LA_LINK_MSO19=no])
AM_CONDITIONAL(LA_LINK_MSO19, test x$LA_LINK_MSO19 = xyes)
if test "x$LA_LINK_MSO19" = "xyes"; then
	AC_DEFINE(HAVE_LA_LINK_MSO19, 1, [Link Instruments MSO-19 support])
fi

AC_ARG_ENABLE(ols, AC_HELP_STRING([--enable-ols],
	      [enable OpenBench Logic Sniffer (OLS) support [default=yes]]),
	      [LA_OLS="$enableval"],
	      [LA_OLS=yes])
AM_CONDITIONAL(LA_OLS, test x$LA_OLS = xyes)
if test "x$LA_OLS" = "xyes"; then
	AC_DEFINE(HAVE_LA_OLS, 1, [OpenBench Logic Sniffer (OLS) support])
fi

AC_ARG_ENABLE(serial-dmm, AC_HELP_STRING([--enable-serial-dmm],
	      [enable serial DMM support [default=yes]]),
	      [HW_SERIAL_DMM="$enableval"],
	      [HW_SERIAL_DMM=yes])
AM_CONDITIONAL(HW_SERIAL_DMM, test x$HW_SERIAL_DMM = xyes)
if test "x$HW_SERIAL_DMM" = "xyes"; then
	AC_DEFINE(HAVE_HW_SERIAL_DMM, 1, [Serial DMM support])
fi

AC_ARG_ENABLE(tondaj-sl-814, AC_HELP_STRING([--enable-tondaj-sl-814],
	[enable Tondaj SL-814 support [default=yes]]),
	[HW_TONDAJ_SL_814="$enableval"],
	[HW_TONDAJ_SL_814=yes])
AM_CONDITIONAL(HW_TONDAJ_SL_814, test x$HW_TONDAJ_SL_814 = xyes)
if test "x$HW_TONDAJ_SL_814" = "xyes"; then
	AC_DEFINE(HAVE_HW_TONDAJ_SL_814, 1, [Tondaj SL-814 support])
fi

AC_ARG_ENABLE(uni-t-dmm, AC_HELP_STRING([--enable-uni-t-dmm],
	      [enable UNI-T DMM support [default=yes]]),
	      [HW_UNI_T_DMM="$enableval"],
	      [HW_UNI_T_DMM=yes])
AM_CONDITIONAL(HW_UNI_T_DMM, test x$HW_UNI_T_DMM = xyes)
if test "x$HW_UNI_T_DMM" = "xyes"; then
	AC_DEFINE(HAVE_HW_UNI_T_DMM, 1, [UNI-T DMM support])
fi

AC_ARG_ENABLE(victor-dmm, AC_HELP_STRING([--enable-victor-dmm],
	[enable victor-dmm support [default=yes]]),
	[HW_VICTOR_DMM="$enableval"],
	[HW_VICTOR_DMM=yes])
AM_CONDITIONAL(HW_VICTOR_DMM, test x$HW_VICTOR_DMM = xyes)
if test "x$HW_VICTOR_DMM" = "xyes"; then
	AC_DEFINE(HAVE_HW_VICTOR_DMM, 1, [victor-dmm support])
fi

AC_ARG_ENABLE(zeroplus-logic-cube,
	      AC_HELP_STRING([--enable-zeroplus-logic-cube],
	      [enable ZEROPLUS Logic Cube support [default=yes]]),
	      [LA_ZEROPLUS_LOGIC_CUBE="$enableval"],
	      [LA_ZEROPLUS_LOGIC_CUBE=yes])
AM_CONDITIONAL(LA_ZEROPLUS_LOGIC_CUBE, test x$LA_ZEROPLUS_LOGIC_CUBE = xyes)
if test "x$LA_ZEROPLUS_LOGIC_CUBE" = "xyes"; then
	AC_DEFINE(HAVE_LA_ZEROPLUS_LOGIC_CUBE, 1, [ZEROPLUS Logic Cube support])
fi

# Checks for libraries.

# This variable collects the pkg-config names of all detected libs.
# It is then used to construct the "Requires.private:" field in the
# libsigrok.pc file.
SR_PKGLIBS=""

# libglib-2.0 is always needed.
# Note: glib-2.0 is part of the libsigrok API (hard pkg-config requirement).
AM_PATH_GLIB_2_0([2.28.0],
	[CFLAGS="$CFLAGS $GLIB_CFLAGS"; LIBS="$LIBS $GLIB_LIBS"])

# libgthread-2.0 is always needed (e.g. for the demo hardware driver).
PKG_CHECK_MODULES([gthread], [gthread-2.0 >= 2.22.0],
	[CFLAGS="$CFLAGS $gthread_CFLAGS"; LIBS="$LIBS $gthread_LIBS";
	SR_PKGLIBS="$SR_PKGLIBS gthread-2.0"])

# libusb is only needed for some hardware drivers.
if test "x$LA_ASIX_SIGMA" != xno \
   -o "x$LA_CHRONOVU_LA8" != xno \
   -o "x$LA_FX2LAFW" != xno \
   -o "x$HW_HANTEK_DSO" != xno \
   -o "x$LA_ZEROPLUS_LOGIC_CUBE" != xno; then
	case "$build" in
	*freebsd*)
		# FreeBSD comes with an "integrated" libusb-1.0-style USB API.
		AC_DEFINE_UNQUOTED(HAVE_LIBUSB_1_0, [1],
			[Specifies whether we have a libusb.h header.])
		;;
	*)
		PKG_CHECK_MODULES([libusb], [libusb-1.0 >= 1.0.9],
			[CFLAGS="$CFLAGS $libusb_CFLAGS";
			LIBS="$LIBS $libusb_LIBS";
			SR_PKGLIBS="$SR_PKGLIBS libusb-1.0"])
		AC_CHECK_LIB(usb-1.0, libusb_init)
		;;
	esac
fi

# libzip is always needed.
PKG_CHECK_MODULES([libzip], [libzip >= 0.8],
	[CFLAGS="$CFLAGS $libzip_CFLAGS"; LIBS="$LIBS $libzip_LIBS";
	SR_PKGLIBS="$SR_PKGLIBS libzip"])

# libftdi is only needed for some hardware drivers.
if test "x$LA_ASIX_SIGMA" != xno \
     -o "x$LA_CHRONOVU_LA8" != xno; then
	PKG_CHECK_MODULES([libftdi], [libftdi >= 0.16],
		[CFLAGS="$CFLAGS $libftdi_CFLAGS";
		LIBS="$LIBS $libftdi_LIBS";
		SR_PKGLIBS="$SR_PKGLIBS libftdi"])
fi

# libudev is only needed for some hardware drivers.
if test "x$LA_LINK_MSO19" != xno; then
	PKG_CHECK_MODULES([libudev], [libudev >= 151],
		[CFLAGS="$CFLAGS $libudev_CFLAGS"; LIBS="$LIBS $libudev_LIBS";
		SR_PKGLIBS="$SR_PKGLIBS libudev"])
fi

# ALSA is only needed for some hardware drivers.
if test "x$LA_ALSA" != xno; then
	PKG_CHECK_MODULES([alsa], [alsa >= 1.0],
		[CFLAGS="$CFLAGS $alsa_CFLAGS"; LIBS="$LIBS $alsa_LIBS";
		SR_PKGLIBS="$SR_PKGLIBS alsa"])
fi

# EZUSB FX2 firmware helper code is only needed for some hardware drivers.
AM_CONDITIONAL(NEED_EZUSB, \
	test "x$LA_FX2LAFW" != xno \
	-o "x$HW_HANTEK_DSO" != xno \
)

# Serial port helper code is only needed for some hardware drivers.
AM_CONDITIONAL(NEED_SERIAL, \
	test "x$HW_AGILENT_DMM" != xno \
	-o "x$HW_COLEAD_SLM" != xno \
	-o "x$HW_FLUKE_DMM" != xno \
	-o "x$LA_LINK_MSO19" != xno \
	-o "x$LA_OLS" != xno \
	-o "x$HW_SERIAL_DMM" != xno \
	-o "x$HW_TONDAJ_SL_814" != xno \
)

AC_SUBST(SR_PKGLIBS)

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

# 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([gettimeofday memset strchr strcspn strdup strerror strncasecmp strstr strtol strtoul strtoull])

AC_SUBST(FIRMWARE_DIR, "$datadir/sigrok-firmware")
AC_SUBST(MAKEFLAGS, '--no-print-directory')
AC_SUBST(AM_LIBTOOLFLAGS, '--silent')

SR_PACKAGE_VERSION_MAJOR=sr_package_version_major
SR_PACKAGE_VERSION_MINOR=sr_package_version_minor
SR_PACKAGE_VERSION_MICRO=sr_package_version_micro
SR_PACKAGE_VERSION=sr_package_version

AC_SUBST(SR_PACKAGE_VERSION_MAJOR)
AC_SUBST(SR_PACKAGE_VERSION_MINOR)
AC_SUBST(SR_PACKAGE_VERSION_MICRO)
AC_SUBST(SR_PACKAGE_VERSION)

AC_CONFIG_FILES([Makefile version.h hardware/Makefile
		 hardware/agilent-dmm/Makefile
		 hardware/alsa/Makefile
		 hardware/asix-sigma/Makefile
		 hardware/chronovu-la8/Makefile
		 hardware/colead-slm/Makefile
		 hardware/common/Makefile
		 hardware/lascar-el-usb/Makefile
		 hardware/tondaj-sl-814/Makefile
		 hardware/victor-dmm/Makefile
		 hardware/common/dmm/Makefile
		 hardware/demo/Makefile
		 hardware/fluke-dmm/Makefile
		 hardware/fx2lafw/Makefile
		 hardware/hantek-dso/Makefile
		 hardware/link-mso19/Makefile
		 hardware/openbench-logic-sniffer/Makefile
		 hardware/serial-dmm/Makefile
		 hardware/uni-t-dmm/Makefile
		 hardware/zeroplus-logic-cube/Makefile
		 input/Makefile
		 output/Makefile
		 output/text/Makefile
		 libsigrok.pc
		 contrib/Makefile
		])

AC_OUTPUT

echo
echo "libsigrok configuration summary:"
echo
echo "  - Package version (major.minor.micro):    $SR_PACKAGE_VERSION"
echo "  - Library version (current:revision:age): $SR_LIB_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" "gthread-2.0" "libusb-1.0" "libzip" "libftdi" "libudev" "alsa"; do
	if `$PKG_CONFIG --exists $lib`; then
		ver=`$PKG_CONFIG --modversion $lib`
		answer="yes ($ver)"
	else
		answer="no"
	fi
	echo "  - $lib: $answer"
done

echo -e "\nEnabled hardware drivers:\n"
echo "  - Agilent DMM..................... $HW_AGILENT_DMM"
echo "  - ASIX SIGMA/SIGMA2............... $LA_ASIX_SIGMA"
echo "  - ChronoVu LA8.................... $LA_CHRONOVU_LA8"
echo "  - Colead SLM...................... $HW_COLEAD_SLM"
echo "  - Demo driver..................... $LA_DEMO"
echo "  - Fluke DMM....................... $HW_FLUKE_DMM"
echo "  - fx2lafw (for FX2 LAs)........... $LA_FX2LAFW"
echo "  - Hantek DSO...................... $HW_HANTEK_DSO"
echo "  - Lascar EL-USB................... $HW_LASCAR_EL_USB"
echo "  - Link MSO-19..................... $LA_LINK_MSO19"
echo "  - Openbench Logic Sniffer......... $LA_OLS"
echo "  - Serial DMM...................... $HW_SERIAL_DMM"
echo "  - Tondaj SL-814................... $HW_TONDAJ_SL_814"
echo "  - UNI-T DMM....................... $HW_UNI_T_DMM"
echo "  - victor-dmm...................... $HW_VICTOR_DMM"
echo "  - ZEROPLUS Logic Cube............. $LA_ZEROPLUS_LOGIC_CUBE"
echo
Commit	Line	Data
	1	##
	2	## This file is part of the sigrok project.
	3	##
	4	## Copyright (C) 2010-2012 Bert Vermeulen <bert@biot.com>
	5	## Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.com>
	6	##
	7	## This program is free software: you can redistribute it and/or modify
	8	## it under the terms of the GNU General Public License as published by
	9	## the Free Software Foundation, either version 3 of the License, or
	10	## (at your option) any later version.
	11	##
	12	## This program is distributed in the hope that it will be useful,
	13	## but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	## GNU General Public License for more details.
	16	##
	17	## You should have received a copy of the GNU General Public License
	18	## along with this program. If not, see <http://www.gnu.org/licenses/>.
	19	##
	20
	21	# We require at least autoconf 2.63 (AC_INIT format changed there).
	22	AC_PREREQ([2.63])
	23
	24	# libsigrok package version number (NOT the same as shared lib version!).
	25	m4_define([sr_package_version_major], [0])
	26	m4_define([sr_package_version_minor], [2])
	27	m4_define([sr_package_version_micro], [0])
	28	m4_define([sr_package_version], [sr_package_version_major.sr_package_version_minor.sr_package_version_micro])
	29
	30	AC_INIT([libsigrok], [sr_package_version], [sigrok-devel@lists.sourceforge.net],
	31	[libsigrok], [http://www.sigrok.org])
	32	AC_CONFIG_HEADER([config.h])
	33	AC_CONFIG_MACRO_DIR([autostuff])
	34	AC_CONFIG_AUX_DIR([autostuff])
	35
	36	# We require at least automake 1.11 (needed for 'silent rules').
	37	AM_INIT_AUTOMAKE([1.11 -Wall -Werror foreign std-options])
	38	m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
	39	m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
	40
	41	AH_TOP([#ifndef SR_CONFIG_H
	42	#define SR_CONFIG_H /* To stop multiple inclusions. */])
	43	AH_BOTTOM([#endif /* SR_CONFIG_H */])
	44
	45	# Enable more compiler warnings via -Wall and -Wextra. Add -fvisibility=hidden
	46	# and enforce use of SR_API to explicitly mark all public API functions.
	47	CFLAGS="-g -Wall -Wextra -fvisibility=hidden"
	48
	49	# Checks for programs.
	50	AC_PROG_CXX
	51	AC_PROG_CC
	52	AC_PROG_CPP
	53	AC_PROG_INSTALL
	54	AC_PROG_LN_S
	55
	56	# Initialize libtool.
	57	LT_INIT
	58
	59	# Initialize pkg-config.
	60	# We require at least 0.22, as "Requires.private" behaviour changed there.
	61	PKG_PROG_PKG_CONFIG([0.22])
	62
	63	# Library version for libsigrok (NOT the same as the package version).
	64	# Carefully read the libtool docs before updating these numbers!
	65	# The algorithm for determining which number to change (and how) is nontrivial!
	66	# http://www.gnu.org/software/libtool/manual/libtool.html#Updating-version-info
	67	SR_LIB_VERSION_CURRENT=1
	68	SR_LIB_VERSION_REVISION=0
	69	SR_LIB_VERSION_AGE=0
	70	SR_LIB_VERSION="$SR_LIB_VERSION_CURRENT:$SR_LIB_VERSION_REVISION:$SR_LIB_VERSION_AGE"
	71	SR_LIB_LDFLAGS="-version-info $SR_LIB_VERSION"
	72	AC_SUBST(SR_LIB_VERSION_CURRENT)
	73	AC_SUBST(SR_LIB_VERSION_REVISION)
	74	AC_SUBST(SR_LIB_VERSION_AGE)
	75	AC_SUBST(SR_LIB_VERSION)
	76	AC_SUBST(SR_LIB_LDFLAGS)
	77
	78	# Hardware support '--enable' options.
	79
	80	AC_ARG_ENABLE(agilent-dmm, AC_HELP_STRING([--enable-agilent-dmm],
	81	[enable Agilent DMM support [default=yes]]),
	82	[HW_AGILENT_DMM="$enableval"],
	83	[HW_AGILENT_DMM=yes])
	84	AM_CONDITIONAL(HW_AGILENT_DMM, test x$HW_AGILENT_DMM = xyes)
	85	if test "x$HW_AGILENT_DMM" = "xyes"; then
	86	AC_DEFINE(HAVE_HW_AGILENT_DMM, 1, [Agilent DMM support])
	87	fi
	88
	89	# Disabled by default, unfinished.
	90	AC_ARG_ENABLE(alsa, AC_HELP_STRING([--enable-alsa],
	91	[enable ALSA driver support [default=no]]),
	92	[LA_ALSA="$enableval"],
	93	[LA_ALSA=no])
	94	AM_CONDITIONAL(LA_ALSA, test x$LA_ALSA = xyes)
	95	if test "x$LA_ALSA" = "xyes"; then
	96	AC_DEFINE(HAVE_LA_ALSA, 1, [ALSA driver support])
	97	fi
	98
	99	AC_ARG_ENABLE(asix-sigma, AC_HELP_STRING([--enable-asix-sigma],
	100	[enable ASIX SIGMA/SIGMA2 support [default=yes]]),
	101	[LA_ASIX_SIGMA="$enableval"],
	102	[LA_ASIX_SIGMA=yes])
	103	AM_CONDITIONAL(LA_ASIX_SIGMA, test x$LA_ASIX_SIGMA = xyes)
	104	if test "x$LA_ASIX_SIGMA" = "xyes"; then
	105	AC_DEFINE(HAVE_LA_ASIX_SIGMA, 1, [ASIX SIGMA/SIGMA2 support])
	106	fi
	107
	108	AC_ARG_ENABLE(chronovu-la8, AC_HELP_STRING([--enable-chronovu-la8],
	109	[enable ChronoVu LA8 support [default=yes]]),
	110	[LA_CHRONOVU_LA8="$enableval"],
	111	[LA_CHRONOVU_LA8=yes])
	112	AM_CONDITIONAL(LA_CHRONOVU_LA8, test x$LA_CHRONOVU_LA8 = xyes)
	113	if test "x$LA_CHRONOVU_LA8" = "xyes"; then
	114	AC_DEFINE(HAVE_LA_CHRONOVU_LA8, 1, [ChronoVu LA8 support])
	115	fi
	116
	117	AC_ARG_ENABLE(colead-slm, AC_HELP_STRING([--enable-colead-slm],
	118	[enable Colead SLM support [default=yes]]),
	119	[HW_COLEAD_SLM="$enableval"],
	120	[HW_COLEAD_SLM=yes])
	121	AM_CONDITIONAL(HW_COLEAD_SLM, test x$HW_COLEAD_SLM = xyes)
	122	if test "x$HW_COLEAD_SLM" = "xyes"; then
	123	AC_DEFINE(HAVE_HW_COLEAD_SLM, 1, [Colead SLM support])
	124	fi
	125
	126	AC_ARG_ENABLE(demo, AC_HELP_STRING([--enable-demo],
	127	[enable demo driver support [default=yes]]),
	128	[LA_DEMO="$enableval"],
	129	[LA_DEMO=yes])
	130	AM_CONDITIONAL(LA_DEMO, test x$LA_DEMO = xyes)
	131	if test "x$LA_DEMO" = "xyes"; then
	132	AC_DEFINE(HAVE_LA_DEMO, 1, [Demo driver support])
	133	fi
	134
	135	AC_ARG_ENABLE(fluke-dmm, AC_HELP_STRING([--enable-fluke-dmm],
	136	[enable Fluke DMM support [default=yes]]),
	137	[HW_FLUKE_DMM="$enableval"],
	138	[HW_FLUKE_DMM=yes])
	139	AM_CONDITIONAL(HW_FLUKE_DMM, test x$HW_FLUKE_DMM = xyes)
	140	if test "x$HW_FLUKE_DMM" = "xyes"; then
	141	AC_DEFINE(HAVE_HW_FLUKE_DMM, 1, [Fluke DMM support])
	142	fi
	143
	144	AC_ARG_ENABLE(fx2lafw, AC_HELP_STRING([--enable-fx2lafw],
	145	[enable fx2lafw support (for FX2 LAs). [default=yes]]),
	146	[LA_FX2LAFW="$enableval"],
	147	[LA_FX2LAFW=yes])
	148	AM_CONDITIONAL(LA_FX2LAFW, test x$LA_FX2LAFW = xyes)
	149	if test "x$LA_FX2LAFW" = "xyes"; then
	150	AC_DEFINE(HAVE_LA_FX2LAFW, 1, [fx2lafw support])
	151	fi
	152
	153	AC_ARG_ENABLE(hantek-dso, AC_HELP_STRING([--enable-hantek-dso],
	154	[enable Hantek DSO support [default=yes]]),
	155	[HW_HANTEK_DSO="$enableval"],
	156	[HW_HANTEK_DSO=yes])
	157	AM_CONDITIONAL(HW_HANTEK_DSO, test x$HW_HANTEK_DSO = xyes)
	158	if test "x$HW_HANTEK_DSO" = "xyes"; then
	159	AC_DEFINE(HAVE_HW_HANTEK_DSO, 1, [Hantek DSO support])
	160	fi
	161
	162	# Disabled by default, unfinished.
	163	AC_ARG_ENABLE(lascar-el-usb, AC_HELP_STRING([--enable-lascar-el-usb],
	164	[enable Lascar EL-USB support [default=yes]]),
	165	[HW_LASCAR_EL_USB="$enableval"],
	166	[HW_LASCAR_EL_USB=yes])
	167	AM_CONDITIONAL(HW_LASCAR_EL_USB, test x$HW_LASCAR_EL_USB = xyes)
	168	if test "x$HW_LASCAR_EL_USB" = "xyes"; then
	169	AC_DEFINE(HAVE_HW_LASCAR_EL_USB, 1, [Lascar EL-USB support])
	170	fi
	171
	172	AC_ARG_ENABLE(link-mso19, AC_HELP_STRING([--enable-link-mso19],
	173	[enable Link Instruments MSO-19 support [default=no]]),
	174	[LA_LINK_MSO19="$enableval"],
	175	[LA_LINK_MSO19=no])
	176	AM_CONDITIONAL(LA_LINK_MSO19, test x$LA_LINK_MSO19 = xyes)
	177	if test "x$LA_LINK_MSO19" = "xyes"; then
	178	AC_DEFINE(HAVE_LA_LINK_MSO19, 1, [Link Instruments MSO-19 support])
	179	fi
	180
	181	AC_ARG_ENABLE(ols, AC_HELP_STRING([--enable-ols],
	182	[enable OpenBench Logic Sniffer (OLS) support [default=yes]]),
	183	[LA_OLS="$enableval"],
	184	[LA_OLS=yes])
	185	AM_CONDITIONAL(LA_OLS, test x$LA_OLS = xyes)
	186	if test "x$LA_OLS" = "xyes"; then
	187	AC_DEFINE(HAVE_LA_OLS, 1, [OpenBench Logic Sniffer (OLS) support])
	188	fi
	189
	190	AC_ARG_ENABLE(serial-dmm, AC_HELP_STRING([--enable-serial-dmm],
	191	[enable serial DMM support [default=yes]]),
	192	[HW_SERIAL_DMM="$enableval"],
	193	[HW_SERIAL_DMM=yes])
	194	AM_CONDITIONAL(HW_SERIAL_DMM, test x$HW_SERIAL_DMM = xyes)
	195	if test "x$HW_SERIAL_DMM" = "xyes"; then
	196	AC_DEFINE(HAVE_HW_SERIAL_DMM, 1, [Serial DMM support])
	197	fi
	198
	199	AC_ARG_ENABLE(tondaj-sl-814, AC_HELP_STRING([--enable-tondaj-sl-814],
	200	[enable Tondaj SL-814 support [default=yes]]),
	201	[HW_TONDAJ_SL_814="$enableval"],
	202	[HW_TONDAJ_SL_814=yes])
	203	AM_CONDITIONAL(HW_TONDAJ_SL_814, test x$HW_TONDAJ_SL_814 = xyes)
	204	if test "x$HW_TONDAJ_SL_814" = "xyes"; then
	205	AC_DEFINE(HAVE_HW_TONDAJ_SL_814, 1, [Tondaj SL-814 support])
	206	fi
	207
	208	AC_ARG_ENABLE(uni-t-dmm, AC_HELP_STRING([--enable-uni-t-dmm],
	209	[enable UNI-T DMM support [default=yes]]),
	210	[HW_UNI_T_DMM="$enableval"],
	211	[HW_UNI_T_DMM=yes])
	212	AM_CONDITIONAL(HW_UNI_T_DMM, test x$HW_UNI_T_DMM = xyes)
	213	if test "x$HW_UNI_T_DMM" = "xyes"; then
	214	AC_DEFINE(HAVE_HW_UNI_T_DMM, 1, [UNI-T DMM support])
	215	fi
	216
	217	AC_ARG_ENABLE(victor-dmm, AC_HELP_STRING([--enable-victor-dmm],
	218	[enable victor-dmm support [default=yes]]),
	219	[HW_VICTOR_DMM="$enableval"],
	220	[HW_VICTOR_DMM=yes])
	221	AM_CONDITIONAL(HW_VICTOR_DMM, test x$HW_VICTOR_DMM = xyes)
	222	if test "x$HW_VICTOR_DMM" = "xyes"; then
	223	AC_DEFINE(HAVE_HW_VICTOR_DMM, 1, [victor-dmm support])
	224	fi
	225
	226	AC_ARG_ENABLE(zeroplus-logic-cube,
	227	AC_HELP_STRING([--enable-zeroplus-logic-cube],
	228	[enable ZEROPLUS Logic Cube support [default=yes]]),
	229	[LA_ZEROPLUS_LOGIC_CUBE="$enableval"],
	230	[LA_ZEROPLUS_LOGIC_CUBE=yes])
	231	AM_CONDITIONAL(LA_ZEROPLUS_LOGIC_CUBE, test x$LA_ZEROPLUS_LOGIC_CUBE = xyes)
	232	if test "x$LA_ZEROPLUS_LOGIC_CUBE" = "xyes"; then
	233	AC_DEFINE(HAVE_LA_ZEROPLUS_LOGIC_CUBE, 1, [ZEROPLUS Logic Cube support])
	234	fi
	235
	236	# Checks for libraries.
	237
	238	# This variable collects the pkg-config names of all detected libs.
	239	# It is then used to construct the "Requires.private:" field in the
	240	# libsigrok.pc file.
	241	SR_PKGLIBS=""
	242
	243	# libglib-2.0 is always needed.
	244	# Note: glib-2.0 is part of the libsigrok API (hard pkg-config requirement).
	245	AM_PATH_GLIB_2_0([2.28.0],
	246	[CFLAGS="$CFLAGS $GLIB_CFLAGS"; LIBS="$LIBS $GLIB_LIBS"])
	247
	248	# libgthread-2.0 is always needed (e.g. for the demo hardware driver).
	249	PKG_CHECK_MODULES([gthread], [gthread-2.0 >= 2.22.0],
	250	[CFLAGS="$CFLAGS $gthread_CFLAGS"; LIBS="$LIBS $gthread_LIBS";
	251	SR_PKGLIBS="$SR_PKGLIBS gthread-2.0"])
	252
	253	# libusb is only needed for some hardware drivers.
	254	if test "x$LA_ASIX_SIGMA" != xno \
	255	-o "x$LA_CHRONOVU_LA8" != xno \
	256	-o "x$LA_FX2LAFW" != xno \
	257	-o "x$HW_HANTEK_DSO" != xno \
	258	-o "x$LA_ZEROPLUS_LOGIC_CUBE" != xno; then
	259	case "$build" in
	260	freebsd)
	261	# FreeBSD comes with an "integrated" libusb-1.0-style USB API.
	262	AC_DEFINE_UNQUOTED(HAVE_LIBUSB_1_0, [1],
	263	[Specifies whether we have a libusb.h header.])
	264	;;
	265	*)
	266	PKG_CHECK_MODULES([libusb], [libusb-1.0 >= 1.0.9],
	267	[CFLAGS="$CFLAGS $libusb_CFLAGS";
	268	LIBS="$LIBS $libusb_LIBS";
	269	SR_PKGLIBS="$SR_PKGLIBS libusb-1.0"])
	270	AC_CHECK_LIB(usb-1.0, libusb_init)
	271	;;
	272	esac
	273	fi
	274
	275	# libzip is always needed.
	276	PKG_CHECK_MODULES([libzip], [libzip >= 0.8],
	277	[CFLAGS="$CFLAGS $libzip_CFLAGS"; LIBS="$LIBS $libzip_LIBS";
	278	SR_PKGLIBS="$SR_PKGLIBS libzip"])
	279
	280	# libftdi is only needed for some hardware drivers.
	281	if test "x$LA_ASIX_SIGMA" != xno \
	282	-o "x$LA_CHRONOVU_LA8" != xno; then
	283	PKG_CHECK_MODULES([libftdi], [libftdi >= 0.16],
	284	[CFLAGS="$CFLAGS $libftdi_CFLAGS";
	285	LIBS="$LIBS $libftdi_LIBS";
	286	SR_PKGLIBS="$SR_PKGLIBS libftdi"])
	287	fi
	288
	289	# libudev is only needed for some hardware drivers.
	290	if test "x$LA_LINK_MSO19" != xno; then
	291	PKG_CHECK_MODULES([libudev], [libudev >= 151],
	292	[CFLAGS="$CFLAGS $libudev_CFLAGS"; LIBS="$LIBS $libudev_LIBS";
	293	SR_PKGLIBS="$SR_PKGLIBS libudev"])
	294	fi
	295
	296	# ALSA is only needed for some hardware drivers.
	297	if test "x$LA_ALSA" != xno; then
	298	PKG_CHECK_MODULES([alsa], [alsa >= 1.0],
	299	[CFLAGS="$CFLAGS $alsa_CFLAGS"; LIBS="$LIBS $alsa_LIBS";
	300	SR_PKGLIBS="$SR_PKGLIBS alsa"])
	301	fi
	302
	303	# EZUSB FX2 firmware helper code is only needed for some hardware drivers.
	304	AM_CONDITIONAL(NEED_EZUSB, \
	305	test "x$LA_FX2LAFW" != xno \
	306	-o "x$HW_HANTEK_DSO" != xno \
	307	)
	308
	309	# Serial port helper code is only needed for some hardware drivers.
	310	AM_CONDITIONAL(NEED_SERIAL, \
	311	test "x$HW_AGILENT_DMM" != xno \
	312	-o "x$HW_COLEAD_SLM" != xno \
	313	-o "x$HW_FLUKE_DMM" != xno \
	314	-o "x$LA_LINK_MSO19" != xno \
	315	-o "x$LA_OLS" != xno \
	316	-o "x$HW_SERIAL_DMM" != xno \
	317	-o "x$HW_TONDAJ_SL_814" != xno \
	318	)
	319
	320	AC_SUBST(SR_PKGLIBS)
	321
	322	# Checks for header files.
	323	# These are already checked: inttypes.h stdint.h stdlib.h string.h unistd.h.
	324	AC_CHECK_HEADERS([fcntl.h sys/time.h termios.h])
	325
	326	# Checks for typedefs, structures, and compiler characteristics.
	327	AC_C_INLINE
	328	AC_TYPE_INT8_T
	329	AC_TYPE_INT16_T
	330	AC_TYPE_INT32_T
	331	AC_TYPE_INT64_T
	332	AC_TYPE_UINT8_T
	333	AC_TYPE_UINT16_T
	334	AC_TYPE_UINT32_T
	335	AC_TYPE_UINT64_T
	336	AC_TYPE_SIZE_T
	337
	338	# Checks for library functions.
	339	AC_CHECK_FUNCS([gettimeofday memset strchr strcspn strdup strerror strncasecmp strstr strtol strtoul strtoull])
	340
	341	AC_SUBST(FIRMWARE_DIR, "$datadir/sigrok-firmware")
	342	AC_SUBST(MAKEFLAGS, '--no-print-directory')
	343	AC_SUBST(AM_LIBTOOLFLAGS, '--silent')
	344
	345	SR_PACKAGE_VERSION_MAJOR=sr_package_version_major
	346	SR_PACKAGE_VERSION_MINOR=sr_package_version_minor
	347	SR_PACKAGE_VERSION_MICRO=sr_package_version_micro
	348	SR_PACKAGE_VERSION=sr_package_version
	349
	350	AC_SUBST(SR_PACKAGE_VERSION_MAJOR)
	351	AC_SUBST(SR_PACKAGE_VERSION_MINOR)
	352	AC_SUBST(SR_PACKAGE_VERSION_MICRO)
	353	AC_SUBST(SR_PACKAGE_VERSION)
	354
	355	AC_CONFIG_FILES([Makefile version.h hardware/Makefile
	356	hardware/agilent-dmm/Makefile
	357	hardware/alsa/Makefile
	358	hardware/asix-sigma/Makefile
	359	hardware/chronovu-la8/Makefile
	360	hardware/colead-slm/Makefile
	361	hardware/common/Makefile
	362	hardware/lascar-el-usb/Makefile
	363	hardware/tondaj-sl-814/Makefile
	364	hardware/victor-dmm/Makefile
	365	hardware/common/dmm/Makefile
	366	hardware/demo/Makefile
	367	hardware/fluke-dmm/Makefile
	368	hardware/fx2lafw/Makefile
	369	hardware/hantek-dso/Makefile
	370	hardware/link-mso19/Makefile
	371	hardware/openbench-logic-sniffer/Makefile
	372	hardware/serial-dmm/Makefile
	373	hardware/uni-t-dmm/Makefile
	374	hardware/zeroplus-logic-cube/Makefile
	375	input/Makefile
	376	output/Makefile
	377	output/text/Makefile
	378	libsigrok.pc
	379	contrib/Makefile
	380	])
	381
	382	AC_OUTPUT
	383
	384	echo
	385	echo "libsigrok configuration summary:"
	386	echo
	387	echo " - Package version (major.minor.micro): $SR_PACKAGE_VERSION"
	388	echo " - Library version (current:revision:age): $SR_LIB_VERSION"
	389	echo " - Prefix: $prefix"
	390	echo
	391	echo "Detected libraries:"
	392	echo
	393
	394	# Note: This only works for libs with pkg-config integration.
	395	for lib in "glib-2.0" "gthread-2.0" "libusb-1.0" "libzip" "libftdi" "libudev" "alsa"; do
	396	if `$PKG_CONFIG --exists $lib`; then
	397	ver=`$PKG_CONFIG --modversion $lib`
	398	answer="yes ($ver)"
	399	else
	400	answer="no"
	401	fi
	402	echo " - $lib: $answer"
	403	done
	404
	405	echo -e "\nEnabled hardware drivers:\n"
	406	echo " - Agilent DMM..................... $HW_AGILENT_DMM"
	407	echo " - ASIX SIGMA/SIGMA2............... $LA_ASIX_SIGMA"
	408	echo " - ChronoVu LA8.................... $LA_CHRONOVU_LA8"
	409	echo " - Colead SLM...................... $HW_COLEAD_SLM"
	410	echo " - Demo driver..................... $LA_DEMO"
	411	echo " - Fluke DMM....................... $HW_FLUKE_DMM"
	412	echo " - fx2lafw (for FX2 LAs)........... $LA_FX2LAFW"
	413	echo " - Hantek DSO...................... $HW_HANTEK_DSO"
	414	echo " - Lascar EL-USB................... $HW_LASCAR_EL_USB"
	415	echo " - Link MSO-19..................... $LA_LINK_MSO19"
	416	echo " - Openbench Logic Sniffer......... $LA_OLS"
	417	echo " - Serial DMM...................... $HW_SERIAL_DMM"
	418	echo " - Tondaj SL-814................... $HW_TONDAJ_SL_814"
	419	echo " - UNI-T DMM....................... $HW_UNI_T_DMM"
	420	echo " - victor-dmm...................... $HW_VICTOR_DMM"
	421	echo " - ZEROPLUS Logic Cube............. $LA_ZEROPLUS_LOGIC_CUBE"
	422	echo
	423