X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=configure.ac;h=27e79e4d365523281216aec57800ebd716312339;hb=8a3b2b0d4bb6e705051811b350ecb868bfad48ab;hp=77f17ddfcb0247d582f10aefd31b23b39f2ce16c;hpb=330af0ec899c3b5f0fd6943941d1785faba4dcb1;p=libsigrok.git

diff --git a/configure.ac b/configure.ac
index 77f17ddf..27e79e4d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -21,618 +21,711 @@
 # 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], [2])
-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],
+AC_INIT([libsigrok], [0.6.0],
+	[sigrok-devel@lists.sourceforge.net],
 	[libsigrok], [http://www.sigrok.org])
-AC_CONFIG_HEADER([config.h])
-AC_CONFIG_MACRO_DIR([autostuff])
+AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_AUX_DIR([autostuff])
+AC_CONFIG_HEADERS([config.h include/libsigrok/version.h])
 
 # We require at least automake 1.11 (needed for 'silent rules').
-AM_INIT_AUTOMAKE([1.11 -Wall -Werror check-news color-tests])
-m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
+AM_INIT_AUTOMAKE([1.11 -Wall -Werror no-define nostdinc subdir-objects check-news color-tests])
+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="$CFLAGS -Wall -Wextra -fvisibility=hidden"
+AC_CANONICAL_HOST
 
 # Checks for programs.
 AC_PROG_CC
-AC_PROG_CPP
+AC_PROG_CXX
 AC_PROG_INSTALL
 AC_PROG_LN_S
 
 # Required for per-target flags or subdir-objects with C sources.
 AM_PROG_CC_C_O
 
+# Set the standard the C library headers should conform to.
+AH_VERBATIM([_POSIX_C_SOURCE], [/* The targeted POSIX standard. */
+#ifndef _POSIX_C_SOURCE
+# define _POSIX_C_SOURCE 200112L
+#endif])
+
+# Get compiler versions.
+SR_PROG_VERSION([$CC], [sr_cc_version])
+SR_PROG_VERSION([$CXX], [sr_cxx_version])
+
+# Check for optional make features.
+SR_PROG_MAKE_ORDER_ONLY
+
 # 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])
+# Set up the libsigrok version defines.
+SR_PKG_VERSION_SET([SR_PACKAGE_VERSION], [AC_PACKAGE_VERSION])
 
 # 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=2
-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 $SR_LIB_VERSION"
-AC_SUBST(SR_LIB_VERSION_CURRENT)
-AC_SUBST(SR_LIB_VERSION_REVISION)
-AC_SUBST(SR_LIB_VERSION_AGE)
-AC_SUBST(SR_LIB_VERSION)
-AC_SUBST(SR_LIB_LDFLAGS)
-
-# Hardware support '--enable' options.
-
-AC_ARG_ENABLE(all-drivers, AC_HELP_STRING([--enable-all-drivers],
-	[enable all drivers by default [default=yes]]),
-	[HW_ENABLED_DEFAULT="$enableval"],
-	[HW_ENABLED_DEFAULT="yes"])
-
-AC_ARG_ENABLE(agilent-dmm, AC_HELP_STRING([--enable-agilent-dmm],
-	[enable Agilent DMM support [default=yes]]),
-	[HW_AGILENT_DMM="$enableval"],
-	[HW_AGILENT_DMM=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(alsa, AC_HELP_STRING([--enable-alsa],
-	[enable ALSA driver support [default=yes]]),
-	[HW_ALSA="$enableval"],
-	[HW_ALSA=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(asix-sigma, AC_HELP_STRING([--enable-asix-sigma],
-	[enable ASIX SIGMA/SIGMA2 support [default=yes]]),
-	[HW_ASIX_SIGMA="$enableval"],
-	[HW_ASIX_SIGMA=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(brymen-dmm, AC_HELP_STRING([--enable-brymen-dmm],
-	[enable Brymen DMM support [default=yes]]),
-	[HW_BRYMEN_DMM="$enableval"],
-	[HW_BRYMEN_DMM=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(cem-dt-885x, AC_HELP_STRING([--enable-cem-dt-885x],
-	[enable CEM DT-885x support [default=yes]]),
-	[HW_CEM_DT_885X="$enableval"],
-	[HW_CEM_DT_885X=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(center-3xx, AC_HELP_STRING([--enable-center-3xx],
-	[enable Center 3xx support [default=yes]]),
-	[HW_CENTER_3XX="$enableval"],
-	[HW_CENTER_3XX=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(chronovu-la8, AC_HELP_STRING([--enable-chronovu-la8],
-	[enable ChronoVu LA8 support [default=yes]]),
-	[HW_CHRONOVU_LA8="$enableval"],
-	[HW_CHRONOVU_LA8=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(colead-slm, AC_HELP_STRING([--enable-colead-slm],
-	[enable Colead SLM support [default=yes]]),
-	[HW_COLEAD_SLM="$enableval"],
-	[HW_COLEAD_SLM=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(demo, AC_HELP_STRING([--enable-demo],
-	[enable demo driver support [default=yes]]),
-	[HW_DEMO="$enableval"],
-	[HW_DEMO=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(fluke-dmm, AC_HELP_STRING([--enable-fluke-dmm],
-	[enable Fluke DMM support [default=yes]]),
-	[HW_FLUKE_DMM="$enableval"],
-	[HW_FLUKE_DMM=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(fx2lafw, AC_HELP_STRING([--enable-fx2lafw],
-	[enable fx2lafw support (for FX2 LAs). [default=yes]]),
-	[HW_FX2LAFW="$enableval"],
-	[HW_FX2LAFW=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(gmc-mh-1x-2x, AC_HELP_STRING([--enable-gmc-mh-1x-2x],
-	[enable gmc-mh-1x-2x support [default=yes]]),
-	[HW_GMC_MH_1X_2X="$enableval"],
-	[HW_GMC_MH_1X_2X=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(hantek-dso, AC_HELP_STRING([--enable-hantek-dso],
-	[enable Hantek DSO support [default=yes]]),
-	[HW_HANTEK_DSO="$enableval"],
-	[HW_HANTEK_DSO=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(ikalogic-scanalogic2, AC_HELP_STRING([--enable-ikalogic-scanalogic2],
-	[enable IKALOGIC Scanalogic-2 support [default=yes]]),
-	[HW_IKALOGIC_SCANALOGIC2="$enableval"],
-	[HW_IKALOGIC_SCANALOGIC2=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(ikalogic-scanaplus, AC_HELP_STRING([--enable-ikalogic-scanaplus],
-	[enable IKALOGIC ScanaPLUS support [default=yes]]),
-	[HW_IKALOGIC_SCANAPLUS="$enableval"],
-	[HW_IKALOGIC_SCANAPLUS=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(kecheng-kc-330b, AC_HELP_STRING([--enable-kecheng-kc-330b],
-	[enable Kecheng KC-330B support [default=yes]]),
-	[HW_KECHENG_KC_330B="$enableval"],
-	[HW_KECHENG_KC_330B=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(lascar-el-usb, AC_HELP_STRING([--enable-lascar-el-usb],
-	[enable Lascar EL-USB support [default=yes]]),
-	[HW_LASCAR_EL_USB="$enableval"],
-	[HW_LASCAR_EL_USB=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(link-mso19, AC_HELP_STRING([--enable-link-mso19],
-	[enable Link Instruments MSO-19 support [default=no]]),
-	[HW_LINK_MSO19="$enableval"],
-	[HW_LINK_MSO19="no"])
-
-AC_ARG_ENABLE(mic-985xx, AC_HELP_STRING([--enable-mic-985xx],
-	[enable MIC 985xx support [default=yes]]),
-	[HW_MIC_985XX="$enableval"],
-	[HW_MIC_985XX=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(norma-dmm, AC_HELP_STRING([--enable-norma-dmm],
-	[enable Norma DMM support [default=yes]]),
-	[HW_NORMA_DMM="$enableval"],
-	[HW_NORMA_DMM=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(ols, AC_HELP_STRING([--enable-ols],
-	[enable OpenBench Logic Sniffer (OLS) support [default=yes]]),
-	[HW_OLS="$enableval"],
-	[HW_OLS=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(rigol-ds1xx2, AC_HELP_STRING([--enable-rigol-ds1xx2],
-	[enable Rigol DS1xx2 support [default=yes]]),
-	[HW_RIGOL_DS1XX2="$enableval"],
-	[HW_RIGOL_DS1XX2=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(saleae-logic16, AC_HELP_STRING([--enable-saleae-logic16],
-	[enable Saleae Logic16 support [default=yes]]),
-	[HW_SALEAE_LOGIC16="$enableval"],
-	[HW_SALEAE_LOGIC16=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(serial-dmm, AC_HELP_STRING([--enable-serial-dmm],
-	[enable serial DMM support [default=yes]]),
-	[HW_SERIAL_DMM="$enableval"],
-	[HW_SERIAL_DMM=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(teleinfo, AC_HELP_STRING([--enable-teleinfo],
-	[enable Teleinfo support [default=yes]]),
-	[HW_TELEINFO="$enableval"],
-	[HW_TELEINFO=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(tondaj-sl-814, AC_HELP_STRING([--enable-tondaj-sl-814],
-	[enable Tondaj SL-814 support [default=yes]]),
-	[HW_TONDAJ_SL_814="$enableval"],
-	[HW_TONDAJ_SL_814=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(uni-t-dmm, AC_HELP_STRING([--enable-uni-t-dmm],
-	[enable UNI-T DMM support [default=yes]]),
-	[HW_UNI_T_DMM="$enableval"],
-	[HW_UNI_T_DMM=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(uni-t-ut32x, AC_HELP_STRING([--enable-uni-t-ut32x],
-	[enable UNI-T UT32x support [default=yes]]),
-	[HW_UNI_T_UT32X="$enableval"],
-	[HW_UNI_T_UT32X=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(victor-dmm, AC_HELP_STRING([--enable-victor-dmm],
-	[enable victor-dmm support [default=yes]]),
-	[HW_VICTOR_DMM="$enableval"],
-	[HW_VICTOR_DMM=$HW_ENABLED_DEFAULT])
-
-AC_ARG_ENABLE(zeroplus-logic-cube,
-	AC_HELP_STRING([--enable-zeroplus-logic-cube],
-	[enable ZEROPLUS Logic Cube support [default=yes]]),
-	[HW_ZEROPLUS_LOGIC_CUBE="$enableval"],
-	[HW_ZEROPLUS_LOGIC_CUBE=$HW_ENABLED_DEFAULT])
-
-# 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=""
+# Format: current:revision:age.
+SR_LIB_VERSION_SET([SR_LIB_VERSION], [4:0:0])
 
-# libm (the standard math library) is always needed.
-AC_SEARCH_LIBS([pow], [m])
-
-# libglib-2.0 is always needed. Abort if it's not found.
-# Note: glib-2.0 is part of the libsigrok API (hard pkg-config requirement).
-# We require at least 2.32.0 due to e.g. g_variant_new_fixed_array().
-AM_PATH_GLIB_2_0([2.32.0],
-	[CFLAGS="$CFLAGS $GLIB_CFLAGS"; LIBS="$LIBS $GLIB_LIBS"])
-
-# libzip is always needed. Abort if it's not found.
-PKG_CHECK_MODULES([libzip], [libzip >= 0.10],
-	[CFLAGS="$CFLAGS $libzip_CFLAGS"; LIBS="$LIBS $libzip_LIBS";
-	SR_PKGLIBS="$SR_PKGLIBS libzip"])
-
-# libserialport is only needed for some hardware drivers. Disable the
-# respective drivers if it is not found.
-PKG_CHECK_MODULES([libserialport], [libserialport >= 0.1.0],
-	[have_libserialport="yes"; CFLAGS="$CFLAGS $libserialport_CFLAGS";
-	LIBS="$LIBS $libserialport_LIBS";
-	SR_PKGLIBS="$SR_PKGLIBS libserialport"],
-	[have_libserialport="no"; HW_AGILENT_DMM="no"; HW_BRYMEN_DMM="no";
-	HW_CEM_DT_885X="no"; HW_CENTER_3XX="no"; HW_COLEAD_SLM="no";
-	HW_FLUKE_DMM="no"; HW_LINK_MSO19="no"; HW_MIC_985XX="no";
-	HW_NORMA_DMM="no"; HW_OLS="no"; HW_RIGOL_DS1XX2="no";
-	HW_SERIAL_DMM="no"; HW_TELEINFO="no"; HW_TONDAJ_SL_814="no"])
-
-# Define HAVE_LIBSERIALPORT in config.h if we found libserialport.
-if test "x$have_libserialport" != "xno"; then
-	AC_DEFINE_UNQUOTED(HAVE_LIBSERIALPORT, [1],
-		[Specifies whether we have libserialport.])
-fi
-
-# Serial port helper code is only compiled in if libserialport was found.
-AM_CONDITIONAL(NEED_SERIAL, test "x$have_libserialport" != xno)
-
-# libusb-1.0 is only needed for some hardware drivers. Disable the respective
-# drivers if it is not found.
-case "$host" in
-*freebsd*)
-	# FreeBSD comes with an "integrated" libusb-1.0-style USB API.
-	# This means libusb-1.0 is always available, no need to check for it,
-	# and no need to (potentially) disable any drivers if it's not found.
-	AC_DEFINE_UNQUOTED(HAVE_LIBUSB_1_0, [1],
-		[Specifies whether we have a libusb.h header.])
-	;;
-*)
-	PKG_CHECK_MODULES([libusb], [libusb-1.0 >= 1.0.9],
-		[have_libusb1_0="yes"; CFLAGS="$CFLAGS $libusb_CFLAGS";
-		LIBS="$LIBS $libusb_LIBS";
-		SR_PKGLIBS="$SR_PKGLIBS libusb-1.0"],
-		[have_libusb1_0="no"; HW_FX2LAFW="no"; HW_HANTEK_DSO="no";
-		HW_IKALOGIC_SCANALOGIC2="no"; HW_KECHENG_KC_330B="no";
-		HW_LASCAR_EL_USB="no";
-		HW_UNI_T_DMM="no"; HW_UNI_T_UT32X="no"; HW_VICTOR_DMM="no";
-		HW_ZEROPLUS_LOGIC_CUBE="no"; HW_SALEAE_LOGIC16="no"])
-
-	# Define HAVE_LIBUSB_1_0 in config.h if we found libusb-1.0.
-	if test "x$have_libusb1_0" != "xno"; then
-		AC_DEFINE_UNQUOTED(HAVE_LIBUSB_1_0, [1],
-			[Specifies whether we have a libusb.h header.])
-	fi
-	;;
-esac
-
-# USB + FX2 firmware helper code is only compiled in if libusb-1.0 was found.
-AM_CONDITIONAL(NEED_USB, test "x$have_libusb1_0" != xno)
-
-# libftdi is only needed for some hardware drivers. Disable them if not found.
-PKG_CHECK_MODULES([libftdi], [libftdi >= 0.16],
-	[CFLAGS="$CFLAGS $libftdi_CFLAGS";
-	LIBS="$LIBS $libftdi_LIBS";
-	SR_PKGLIBS="$SR_PKGLIBS libftdi"],
-	[HW_ASIX_SIGMA="no"; HW_CHRONOVU_LA8="no"; HW_IKALOGIC_SCANAPLUS="no"])
-
-# libudev is only needed for some hardware drivers. Disable them if not found.
-PKG_CHECK_MODULES([libudev], [libudev >= 151],
-	[CFLAGS="$CFLAGS $libudev_CFLAGS"; LIBS="$LIBS $libudev_LIBS";
-	SR_PKGLIBS="$SR_PKGLIBS libudev"],
-	[HW_LINK_MSO19="no"])
-
-# ALSA is only needed for some hardware drivers. Disable them if not found.
-PKG_CHECK_MODULES([alsa], [alsa >= 1.0],
-	[CFLAGS="$CFLAGS $alsa_CFLAGS"; LIBS="$LIBS $alsa_LIBS";
-	SR_PKGLIBS="$SR_PKGLIBS alsa"],
-	[HW_ALSA="no"])
+AM_CONDITIONAL([WIN32], [test -z "${host_os##mingw*}" || test -z "${host_os##cygwin*}"])
+
+#############################
+##  Optional dependencies  ##
+#############################
+
+AC_LANG([C])
+
+# Initialize pkg-config.
+# We require at least 0.22, as "Requires.private" behaviour changed there.
+PKG_PROG_PKG_CONFIG([0.22])
+
+# Keep track of all checked modules so we can list them at the end.
+SR_PKG_CHECK_SUMMARY([sr_pkglibs_summary])
+
+# Collect the pkg-config module names of all dependencies in SR_PKGLIBS.
+# These are used to derive the compiler flags and for the "Requires.private"
+# field in the generated libsigrok.pc file.
+SR_VAR_OPT_PKG([SR_PKGLIBS], [sr_deps_avail])
+SR_PKGLIBS_TESTS=
+SR_PKGLIBS_CXX=
+SR_PKGLIBS_PYTHON=
+SR_PKGLIBS_RUBY=
+SR_EXTRA_LIBS=
+SR_EXTRA_CXX_LIBS=
+
+SR_ARG_OPT_PKG([zlib], [ZLIB], , [zlib])
+AM_CONDITIONAL([HAVE_ZLIB], [test "x$sr_have_zlib" = xyes])
+AM_COND_IF([HAVE_ZLIB], [
+	SR_APPEND([sr_deps_avail], [crc32 zlib])
+	SR_PREPEND([SR_EXTRA_LIBS], [-lz])
+])
+
+AM_CONDITIONAL([HAVE_INPUT_STF], [test "x$sr_have_zlib" = xyes])
+AM_COND_IF([HAVE_INPUT_STF], [
+	AC_DEFINE([HAVE_INPUT_STF], [1], [Is the STF input module supported?])
+])
+
+SR_ARG_OPT_PKG([libserialport], [LIBSERIALPORT], ,
+	[libserialport >= 0.1.1])
+
+SR_ARG_OPT_PKG([libftdi], [LIBFTDI], , [libftdi1 >= 1.0])
+
+# pkg-config file names: MinGW/MacOSX: hidapi; Linux: hidapi-hidraw/-libusb
+SR_ARG_OPT_PKG([libhidapi], [LIBHIDAPI], ,
+	[hidapi >= 0.8.0], [hidapi-hidraw >= 0.8.0], [hidapi-libusb >= 0.8.0])
+
+SR_ARG_OPT_PKG([libbluez], [LIBBLUEZ], , [bluez >= 4.0])
+
+SR_ARG_OPT_PKG([libnettle], [LIBNETTLE], , [nettle])
+
+# FreeBSD comes with an "integrated" libusb-1.0-style USB API.
+# This means libusb-1.0 is always available; no need to check for it.
+# On Windows, require the latest version we can get our hands on,
+# until the new generic event handling has seen an official release.
+AS_CASE([$host_os],
+	[freebsd*], [sr_libusb_req='libusb-1.0' sr_have_libusb=yes],
+	[mingw*], [sr_libusb_req='libusb-1.0 >= 1.0.20'],
+	[sr_libusb_req='libusb-1.0 >= 1.0.16'])
+
+SR_ARG_OPT_PKG([libusb], [LIBUSB_1_0], [NEED_USB],
+	[$sr_libusb_req])
+
+SR_ARG_OPT_PKG([librevisa], [LIBREVISA], [NEED_VISA],
+	[librevisa >= 0.0.20130412])
+
+SR_ARG_OPT_PKG([libgpib], [LIBGPIB], [NEED_GPIB],
+	[libgpib])
+
+SR_ARG_OPT_CHECK([libieee1284], [LIBIEEE1284],, [
+	sr_save_LIBS=$LIBS
+	LIBS="-lieee1284 $LIBS"
+	AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <ieee1284.h>]],
+				[[(void) ieee1284_open(0, 0, 0);]])],
+		[sr_have_libieee1284=yes], [sr_have_libieee1284=no])
+	LIBS=$sr_save_LIBS
+])
+AS_IF([test "x$sr_have_libieee1284" = xyes],
+	[SR_PREPEND([SR_EXTRA_LIBS], [-lieee1284])])
+
+SR_ARG_OPT_PKG([libgio], [LIBGIO], , [gio-2.0 >= 2.24.0])
+
+# See if any of the (potentially platform specific) libs are available
+# which provide some means of Bluetooth communication.
+AS_IF([test "x$sr_have_libbluez" = xyes],
+	sr_have_bluetooth=yes, sr_have_bluetooth=no)
+AS_IF([test "x$sr_have_bluetooth" = xyes],
+	[AC_DEFINE([HAVE_BLUETOOTH], [1], [Specifies whether Bluetooth communication is supported.])])
+AS_IF([test "x$sr_have_bluetooth" = xyes],
+	[SR_APPEND([sr_deps_avail], [bluetooth_comm])])
+
+AS_IF([test "x$sr_have_libserialport" = xyes -o "x$sr_have_libhidapi" = xyes -o "x$sr_have_bluetooth" = xyes],
+	sr_have_serial_comm=yes, sr_have_serial_comm=no)
+AS_IF([test "x$sr_have_serial_comm" = xyes],
+	[AC_DEFINE([HAVE_SERIAL_COMM], [1], [Specifies whether serial communication is supported.])])
+AS_IF([test "x$sr_have_serial_comm" = xyes],
+	[SR_APPEND([sr_deps_avail], [serial_comm])])
+AM_CONDITIONAL([NEED_SERIAL], [test "x$sr_have_serial_comm" = xyes])
+
+######################
+##  Feature checks  ##
+######################
 
 # The Check unit testing framework is optional. Disable if not found.
-PKG_CHECK_MODULES([check], [check >= 0.9.4],
-	[have_check="yes"; CFLAGS="$CFLAGS $check_CFLAGS";
-	LIBS="$LIBS $check_LIBS"], [have_check="no"])
-AM_CONDITIONAL(HAVE_CHECK, test x"$have_check" = "xyes")
-
-# The Rigol DS1xx2 driver currently uses the Linux kernel usbtmc module
-# (though it is planned to rewrite the driver to be portable later).
-# Thus, it will be disabled for non-Linux builds for now.
-case "$host" in
-*linux*)
-	# Do nothing. Whether the driver is enabled is determined by the
-	# previous --enable-all-drivers/--disable-all-drivers and/or any
-	# --enable-rigol-ds1xx2/--disable-rigol-ds1xx2 options.
-	;;
-*)
-	# Disable the driver for builds that don't target Linux.
-	HW_RIGOL_DS1XX2="no"
-	;;
-esac
-
-AC_SUBST(SR_PKGLIBS)
-
-# Now set AM_CONDITIONALs and AC_DEFINEs for the enabled/disabled drivers.
-
-AM_CONDITIONAL(HW_AGILENT_DMM, test x$HW_AGILENT_DMM = xyes)
-if test "x$HW_AGILENT_DMM" = "xyes"; then
-	AC_DEFINE(HAVE_HW_AGILENT_DMM, 1, [Agilent DMM support])
-fi
-
-AM_CONDITIONAL(HW_ALSA, test x$HW_ALSA = xyes)
-if test "x$HW_ALSA" = "xyes"; then
-	AC_DEFINE(HAVE_HW_ALSA, 1, [ALSA driver support])
-fi
-
-AM_CONDITIONAL(HW_ASIX_SIGMA, test x$HW_ASIX_SIGMA = xyes)
-if test "x$HW_ASIX_SIGMA" = "xyes"; then
-	AC_DEFINE(HAVE_HW_ASIX_SIGMA, 1, [ASIX SIGMA/SIGMA2 support])
-fi
-
-AM_CONDITIONAL(HW_BRYMEN_DMM, test x$HW_BRYMEN_DMM = xyes)
-if test "x$HW_BRYMEN_DMM" = "xyes"; then
-	AC_DEFINE(HAVE_HW_BRYMEN_DMM, 1, [Brymen DMM support])
-fi
-
-AM_CONDITIONAL(HW_CEM_DT_885X, test x$HW_CEM_DT_885X = xyes)
-if test "x$HW_CEM_DT_885X" = "xyes"; then
-	AC_DEFINE(HAVE_HW_CEM_DT_885X, 1, [CEM DT-885x support])
-fi
-
-AM_CONDITIONAL(HW_CENTER_3XX, test x$HW_CENTER_3XX = xyes)
-if test "x$HW_CENTER_3XX" = "xyes"; then
-	AC_DEFINE(HAVE_HW_CENTER_3XX, 1, [Center 3xx support])
-fi
-
-AM_CONDITIONAL(HW_CHRONOVU_LA8, test x$HW_CHRONOVU_LA8 = xyes)
-if test "x$HW_CHRONOVU_LA8" = "xyes"; then
-	AC_DEFINE(HAVE_HW_CHRONOVU_LA8, 1, [ChronoVu LA8 support])
-fi
-
-AM_CONDITIONAL(HW_COLEAD_SLM, test x$HW_COLEAD_SLM = xyes)
-if test "x$HW_COLEAD_SLM" = "xyes"; then
-	AC_DEFINE(HAVE_HW_COLEAD_SLM, 1, [Colead SLM support])
-fi
-
-AM_CONDITIONAL(HW_DEMO, test x$HW_DEMO = xyes)
-if test "x$HW_DEMO" = "xyes"; then
-	AC_DEFINE(HAVE_HW_DEMO, 1, [Demo driver support])
-fi
-
-AM_CONDITIONAL(HW_FLUKE_DMM, test x$HW_FLUKE_DMM = xyes)
-if test "x$HW_FLUKE_DMM" = "xyes"; then
-	AC_DEFINE(HAVE_HW_FLUKE_DMM, 1, [Fluke DMM support])
-fi
-
-AM_CONDITIONAL(HW_FX2LAFW, test x$HW_FX2LAFW = xyes)
-if test "x$HW_FX2LAFW" = "xyes"; then
-	AC_DEFINE(HAVE_HW_FX2LAFW, 1, [fx2lafw support])
-fi
-
-AM_CONDITIONAL(HW_GMC_MH_1X_2X, test x$HW_GMC_MH_1X_2X = xyes)
-if test "x$HW_GMC_MH_1X_2X" = "xyes"; then
-	AC_DEFINE(HAVE_HW_GMC_MH_1X_2X, 1, [gmc-mh-1x-2x support])
-fi
-
-AM_CONDITIONAL(HW_HANTEK_DSO, test x$HW_HANTEK_DSO = xyes)
-if test "x$HW_HANTEK_DSO" = "xyes"; then
-	AC_DEFINE(HAVE_HW_HANTEK_DSO, 1, [Hantek DSO support])
-fi
-
-AM_CONDITIONAL(HW_IKALOGIC_SCANALOGIC2, test x$HW_IKALOGIC_SCANALOGIC2 = xyes)
-if test "x$HW_IKALOGIC_SCANALOGIC2" = "xyes"; then
-	AC_DEFINE(HAVE_HW_IKALOGIC_SCANALOGIC2, 1, [IKALOGIC Scanalogic-2 support])
-fi
-
-AM_CONDITIONAL(HW_IKALOGIC_SCANAPLUS, test x$HW_IKALOGIC_SCANAPLUS = xyes)
-if test "x$HW_IKALOGIC_SCANAPLUS" = "xyes"; then
-	AC_DEFINE(HAVE_HW_IKALOGIC_SCANAPLUS, 1, [IKALOGIC ScanaPLUS support])
-fi
-
-AM_CONDITIONAL(HW_KECHENG_KC_330B, test x$HW_KECHENG_KC_330B = xyes)
-if test "x$HW_KECHENG_KC_330B" = "xyes"; then
-	AC_DEFINE(HAVE_HW_KECHENG_KC_330B, 1, [Kecheng KC-330B support])
-fi
-
-AM_CONDITIONAL(HW_LASCAR_EL_USB, test x$HW_LASCAR_EL_USB = xyes)
-if test "x$HW_LASCAR_EL_USB" = "xyes"; then
-	AC_DEFINE(HAVE_HW_LASCAR_EL_USB, 1, [Lascar EL-USB support])
-fi
-
-AM_CONDITIONAL(HW_LINK_MSO19, test x$HW_LINK_MSO19 = xyes)
-if test "x$HW_LINK_MSO19" = "xyes"; then
-	AC_DEFINE(HAVE_HW_LINK_MSO19, 1, [Link Instruments MSO-19 support])
-fi
-
-AM_CONDITIONAL(HW_MIC_985XX, test x$HW_MIC_985XX = xyes)
-if test "x$HW_MIC_985XX" = "xyes"; then
-	AC_DEFINE(HAVE_HW_MIC_985XX, 1, [MIC 985xx support])
-fi
-
-AM_CONDITIONAL(HW_NORMA_DMM, test x$HW_NORMA_DMM = xyes)
-if test "x$HW_NORMA_DMM" = "xyes"; then
-       AC_DEFINE(HAVE_HW_NORMA_DMM, 1, [Norma DMM support])
-fi
-
-AM_CONDITIONAL(HW_OLS, test x$HW_OLS = xyes)
-if test "x$HW_OLS" = "xyes"; then
-	AC_DEFINE(HAVE_HW_OLS, 1, [OpenBench Logic Sniffer (OLS) support])
-fi
-
-AM_CONDITIONAL(HW_RIGOL_DS1XX2, test x$HW_RIGOL_DS1XX2 = xyes)
-if test "x$HW_RIGOL_DS1XX2" = "xyes"; then
-	AC_DEFINE(HAVE_HW_RIGOL_DS1XX2, 1, [Rigol DS1xx2 support])
-fi
-
-AM_CONDITIONAL(HW_SALEAE_LOGIC16, test x$HW_SALEAE_LOGIC16 = xyes)
-if test "x$HW_SALEAE_LOGIC16" = "xyes"; then
-	AC_DEFINE(HAVE_HW_SALEAE_LOGIC16, 1, [Saleae Logic16 support])
-fi
-
-AM_CONDITIONAL(HW_SERIAL_DMM, test x$HW_SERIAL_DMM = xyes)
-if test "x$HW_SERIAL_DMM" = "xyes"; then
-	AC_DEFINE(HAVE_HW_SERIAL_DMM, 1, [Serial DMM support])
-fi
-
-AM_CONDITIONAL(HW_TELEINFO, test x$HW_TELEINFO = xyes)
-if test "x$HW_TELEINFO" = "xyes"; then
-	AC_DEFINE(HAVE_HW_TELEINFO, 1, [Teleinfo support])
-fi
-
-AM_CONDITIONAL(HW_TONDAJ_SL_814, test x$HW_TONDAJ_SL_814 = xyes)
-if test "x$HW_TONDAJ_SL_814" = "xyes"; then
-	AC_DEFINE(HAVE_HW_TONDAJ_SL_814, 1, [Tondaj SL-814 support])
-fi
-
-AM_CONDITIONAL(HW_UNI_T_DMM, test x$HW_UNI_T_DMM = xyes)
-if test "x$HW_UNI_T_DMM" = "xyes"; then
-	AC_DEFINE(HAVE_HW_UNI_T_DMM, 1, [UNI-T DMM support])
-fi
-
-AM_CONDITIONAL(HW_UNI_T_UT32X, test x$HW_UNI_T_UT32X = xyes)
-if test "x$HW_UNI_T_UT32X" = "xyes"; then
-	AC_DEFINE(HAVE_HW_UNI_T_UT32X, 1, [UNI-T UT32x support])
-fi
-
-AM_CONDITIONAL(HW_VICTOR_DMM, test x$HW_VICTOR_DMM = xyes)
-if test "x$HW_VICTOR_DMM" = "xyes"; then
-	AC_DEFINE(HAVE_HW_VICTOR_DMM, 1, [Victor DMM support])
-fi
-
-AM_CONDITIONAL(HW_ZEROPLUS_LOGIC_CUBE, test x$HW_ZEROPLUS_LOGIC_CUBE = xyes)
-if test "x$HW_ZEROPLUS_LOGIC_CUBE" = "xyes"; then
-	AC_DEFINE(HAVE_HW_ZEROPLUS_LOGIC_CUBE, 1, [ZEROPLUS Logic Cube support])
-fi
-
-# Checks for header files.
-# These are already checked: inttypes.h stdint.h stdlib.h string.h unistd.h.
-AC_CHECK_HEADERS([fcntl.h sys/time.h termios.h])
-
-# Checks for typedefs, structures, and compiler characteristics.
+SR_PKG_CHECK([check], [SR_PKGLIBS_TESTS], [check >= 0.9.4])
+AM_CONDITIONAL([HAVE_CHECK], [test "x$sr_have_check" = xyes])
+
+# Enable the C99 standard if possible, and enforce the use
+# of SR_API to explicitly mark all public API functions.
+SR_EXTRA_CFLAGS=
+SR_CHECK_COMPILE_FLAGS([SR_EXTRA_CFLAGS], [C99], [-std=c99 -c99 -AC99 -qlanglvl=extc99])
+SR_CHECK_COMPILE_FLAGS([SR_EXTRA_CFLAGS], [visibility], [-fvisibility=hidden])
+
+SR_ARG_ENABLE_WARNINGS([SR_WFLAGS], [-Wall], [-Wall -Wextra -Wmissing-prototypes])
+
+# Check host characteristics.
+AC_SYS_LARGEFILE
 AC_C_BIGENDIAN
-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/brymen-dmm/Makefile
-		 hardware/cem-dt-885x/Makefile
-		 hardware/center-3xx/Makefile
-		 hardware/chronovu-la8/Makefile
-		 hardware/colead-slm/Makefile
-		 hardware/common/Makefile
-		 hardware/gmc-mh-1x-2x/Makefile
-		 hardware/ikalogic-scanalogic2/Makefile
-		 hardware/ikalogic-scanaplus/Makefile
-		 hardware/kecheng-kc-330b/Makefile
-		 hardware/lascar-el-usb/Makefile
-		 hardware/mic-985xx/Makefile
-		 hardware/rigol-ds1xx2/Makefile
-		 hardware/saleae-logic16/Makefile
-		 hardware/teleinfo/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/norma-dmm/Makefile
-		 hardware/openbench-logic-sniffer/Makefile
-		 hardware/serial-dmm/Makefile
-		 hardware/uni-t-dmm/Makefile
-		 hardware/uni-t-ut32x/Makefile
-		 hardware/zeroplus-logic-cube/Makefile
-		 input/Makefile
-		 output/Makefile
-		 output/text/Makefile
-		 libsigrok.pc
-		 contrib/Makefile
-		 tests/Makefile
-		])
+AC_CHECK_HEADERS([sys/mman.h], [SR_APPEND([sr_deps_avail], [sys_mman_h])])
+AC_CHECK_HEADERS([sys/ioctl.h], [SR_APPEND([sr_deps_avail], [sys_ioctl_h])])
+AC_CHECK_HEADERS([sys/timerfd.h], [SR_APPEND([sr_deps_avail], [sys_timerfd_h])])
 
-AC_OUTPUT
+# We need to link against the Winsock2 library for SCPI over TCP.
+AS_CASE([$host_os], [mingw*], [SR_PREPEND([SR_EXTRA_LIBS], [-lws2_32])])
+
+# libm (the standard math library) is always needed.
+SR_SEARCH_LIBS([SR_EXTRA_LIBS], [pow], [m])
+
+# RPC is only needed for VXI support.
+AC_CACHE_CHECK([for SunRPC support], [sr_cv_have_sunrpc],
+	[AC_LINK_IFELSE([AC_LANG_PROGRAM(
+			[[#include <rpc/rpc.h>]m4_newline[CLIENT *rpc_test(void);]],
+			[[(void) clnt_create("", 0, 0, "");]])],
+		[RPC_CFLAGS=""; RPC_LIBS=""; sr_cv_have_sunrpc=yes],
+		[sr_cv_have_sunrpc=no])])
+PKG_CHECK_MODULES([TIRPC],
+	[libtirpc],
+	[RPC_CFLAGS=$TIRPC_CFLAGS; SR_PREPEND([SR_EXTRA_LIBS], [$TIRPC_LIBS]); sr_cv_have_tirpc=yes],
+	[sr_cv_have_tirpc=no])
+AS_IF([test "x$sr_cv_have_sunrpc" = xyes -o "x$sr_cv_have_tirpc" = xyes],
+	[sr_cv_have_rpc=yes], [sr_cv_have_rpc=no])
 
-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 "  - Building on: $build"
-echo "  - Building for: $host"
-echo
-echo "Detected libraries:"
-echo
-
-# Note: This only works for libs with pkg-config integration.
-for lib in "glib-2.0 >= 2.32.0" "libzip >= 0.10" "libserialport >= 0.1.0" "libusb-1.0 >= 1.0.9" "libftdi >= 0.16" "libudev >= 151" "alsa >= 1.0" "check >= 0.9.4"; do
-	if `$PKG_CONFIG --exists $lib`; then
-		ver=`$PKG_CONFIG --modversion $lib`
-		answer="yes ($ver)"
-	else
-		answer="no"
-	fi
-	echo "  - $lib: $answer"
+AC_SUBST(RPC_CFLAGS)
+AC_SUBST(RPC_LIBS)
+
+AS_IF([test "x$sr_cv_have_rpc" = xyes],
+	[AC_DEFINE([HAVE_RPC], [1], [Specifies whether we have RPC support (either by SunRPC or libtirpc).])])
+
+# VXI support is only compiled if RPC support was found.
+AM_CONDITIONAL([NEED_RPC], [test "x$sr_cv_have_rpc" = xyes])
+
+# Check for compiler support of 128 bit integers
+AC_CHECK_TYPES([__int128_t, __uint128_t], [], [], [])
+
+
+#######################
+##  miniLZO related  ##
+#######################
+# These were taken from the README.LZO file in the miniLZO archive.
+
+AC_CHECK_TYPE(ptrdiff_t,long)
+AC_TYPE_SIZE_T
+AC_CHECK_SIZEOF(short)
+AC_CHECK_SIZEOF(int)
+AC_CHECK_SIZEOF(long)
+AC_CHECK_SIZEOF(long long)
+AC_CHECK_SIZEOF(__int64)
+AC_CHECK_SIZEOF(void *)
+AC_CHECK_SIZEOF(size_t)
+AC_CHECK_SIZEOF(ptrdiff_t)
+
+AC_C_CONST
+
+AC_CHECK_FUNCS(memcmp memcpy memmove memset)
+
+########################
+##  Hardware drivers  ##
+########################
+
+# Keep track of all drivers so we can list them at the end.
+SR_VAR_SUMMARY([sr_driver_summary])
+
+# Check whether the sr_deps_avail list contains all of the arguments.
+# Unavailable dependencies are collected in sr_deps_missing.
+sr_check_driver_deps() {
+	sr_deps_missing=
+	for sr_dep
+	do
+		AS_CASE([" $sr_deps_avail "], [*" $sr_dep "*],,
+			[SR_APPEND([sr_deps_missing], [', '], [$sr_dep])])
+	done
+	test -z "$sr_deps_missing" || return 1
+}
+
+AC_ARG_ENABLE([all-drivers],
+	[AS_HELP_STRING([--enable-all-drivers],
+			[enable all drivers by default [default=yes]])],
+	[], [enable_all_drivers=yes])
+
+## _SR_DRIVER(Device name, driver-name, var-name, [dependencies...])
+m4_define([_SR_DRIVER], [
+	AC_ARG_ENABLE([$2],
+		[AS_HELP_STRING([--enable-$2], [enable $1 support])],
+		[$3=$enableval], [$3=$enable_all_drivers])
+
+	AS_IF([test "x[$]$3" = xyes], [sr_hw_info=yes[]m4_ifval([$4], [
+		sr_check_driver_deps $4 \
+			|| $3=no sr_hw_info="no (missing: $sr_deps_missing)"
+	])], [sr_hw_info='no (disabled)'])
+	sr_driver_summary_append "$2" "$sr_hw_info"
+
+	AM_CONDITIONAL([$3], [test "x[$]$3" = xyes])
+	AM_COND_IF([$3], [AC_DEFINE([HAVE_$3], [1], [Whether to support $1 device.]) AC_DEFINE([HAVE_DRIVERS], [1], [Whether at least one driver is enabled.])])
+])
+
+## SR_DRIVER(Device name, driver-name, [dependencies...])
+m4_define([SR_DRIVER],
+	[_SR_DRIVER([$1], [$2], m4_expand([AS_TR_CPP([HW_$2])]), [$3])])
+
+SR_DRIVER([Agilent DMM], [agilent-dmm], [serial_comm])
+SR_DRIVER([Appa 55II], [appa-55ii], [serial_comm])
+SR_DRIVER([Arachnid Labs Re:load Pro], [arachnid-labs-re-load-pro], [serial_comm])
+SR_DRIVER([ASIX SIGMA/SIGMA2], [asix-sigma], [libftdi])
+SR_DRIVER([ASIX OMEGA RTM CLI], [asix-omega-rtm-cli])
+SR_DRIVER([Atten PPS3xxx], [atten-pps3xxx], [serial_comm])
+SR_DRIVER([BayLibre ACME], [baylibre-acme], [sys_timerfd_h])
+SR_DRIVER([BeagleLogic], [beaglelogic], [sys_mman_h sys_ioctl_h])
+SR_DRIVER([CEM DT-885x], [cem-dt-885x], [serial_comm])
+SR_DRIVER([Center 3xx], [center-3xx], [serial_comm])
+SR_DRIVER([ChronoVu LA], [chronovu-la], [libusb libftdi])
+SR_DRIVER([Colead SLM], [colead-slm], [serial_comm])
+SR_DRIVER([Conrad DIGI 35 CPU], [conrad-digi-35-cpu], [serial_comm])
+SR_DRIVER([dcttech usbrelay], [dcttech-usbrelay], [libhidapi])
+SR_DRIVER([demo], [demo])
+SR_DRIVER([DreamSourceLab DSLogic], [dreamsourcelab-dslogic], [libusb])
+SR_DRIVER([Fluke 45], [fluke-45])
+SR_DRIVER([Fluke DMM], [fluke-dmm], [serial_comm])
+SR_DRIVER([FTDI LA], [ftdi-la], [libusb libftdi])
+SR_DRIVER([fx2lafw], [fx2lafw], [libusb])
+SR_DRIVER([GMC MH 1x/2x], [gmc-mh-1x-2x], [serial_comm])
+SR_DRIVER([GW Instek GDS-800], [gwinstek-gds-800], [serial_comm])
+SR_DRIVER([GW Instek GPD], [gwinstek-gpd], [serial_comm])
+SR_DRIVER([Hameg HMO], [hameg-hmo], [serial_comm])
+SR_DRIVER([Hantek 4032L], [hantek-4032l], [libusb])
+SR_DRIVER([Hantek 6xxx], [hantek-6xxx], [libusb])
+SR_DRIVER([Hantek DSO], [hantek-dso], [libusb])
+SR_DRIVER([HP 3457A], [hp-3457a])
+SR_DRIVER([HP 3478A], [hp-3478a], [libgpib])
+SR_DRIVER([hp-59306a], [hp-59306a])
+SR_DRIVER([Hung-Chang DSO-2100], [hung-chang-dso-2100], [libieee1284])
+SR_DRIVER([Ikalogic Scanalogic-2], [ikalogic-scanalogic2], [libusb])
+SR_DRIVER([Ikalogic Scanaplus], [ikalogic-scanaplus], [libftdi])
+SR_DRIVER([IPDBG LA], [ipdbg-la])
+SR_DRIVER([ITECH IT8500], [itech-it8500], [serial_comm])
+SR_DRIVER([Kecheng KC-330B], [kecheng-kc-330b], [libusb])
+SR_DRIVER([KERN scale], [kern-scale], [serial_comm])
+SR_DRIVER([Kingst LA2016], [kingst-la2016], [libusb])
+SR_DRIVER([Korad KAxxxxP], [korad-kaxxxxp], [serial_comm])
+SR_DRIVER([Lascar EL-USB], [lascar-el-usb], [libusb])
+SR_DRIVER([LeCroy LogicStudio], [lecroy-logicstudio], [libusb])
+SR_DRIVER([LeCroy X-Stream], [lecroy-xstream])
+SR_DRIVER([Manson HCS-3xxx], [manson-hcs-3xxx], [serial_comm])
+SR_DRIVER([Mastech MS6514], [mastech-ms6514], [serial_comm])
+SR_DRIVER([maynuo-m97], [maynuo-m97])
+SR_DRIVER([MIC 985xx], [mic-985xx], [serial_comm])
+SR_DRIVER([Microchip PICkit2], [microchip-pickit2], [libusb])
+SR_DRIVER([Mooshimeter DMM], [mooshimeter-dmm], [bluetooth_comm libgio])
+SR_DRIVER([Motech LPS 30x], [motech-lps-30x], [serial_comm])
+SR_DRIVER([Norma DMM], [norma-dmm], [serial_comm])
+SR_DRIVER([OpenBench Logic Sniffer], [openbench-logic-sniffer], [serial_comm])
+SR_DRIVER([PCE PCE-322A], [pce-322a], [serial_comm])
+SR_DRIVER([Pipistrello-OLS], [pipistrello-ols], [libftdi])
+SR_DRIVER([RDTech DPSxxxx/DPHxxxx], [rdtech-dps], [serial_comm])
+SR_DRIVER([RDTech UMXX], [rdtech-um], [serial_comm])
+SR_DRIVER([RDTech TCXX], [rdtech-tc], [serial_comm libnettle])
+SR_DRIVER([Rigol DS], [rigol-ds])
+SR_DRIVER([Rigol DG], [rigol-dg])
+SR_DRIVER([Rohde&Schwarz SME-0x], [rohde-schwarz-sme-0x], [serial_comm])
+SR_DRIVER([Saleae Logic16], [saleae-logic16], [libusb])
+SR_DRIVER([Saleae Logic Pro], [saleae-logic-pro], [libusb])
+SR_DRIVER([SCPI DMM], [scpi-dmm])
+SR_DRIVER([SCPI PPS], [scpi-pps])
+SR_DRIVER([serial DMM], [serial-dmm], [serial_comm])
+SR_DRIVER([serial LCR], [serial-lcr], [serial_comm])
+SR_DRIVER([Siglent SDS], [siglent-sds])
+SR_DRIVER([Sysclk LWLA], [sysclk-lwla], [libusb])
+SR_DRIVER([Sysclk SLA5032], [sysclk-sla5032], [libusb])
+SR_DRIVER([Teleinfo], [teleinfo], [serial_comm])
+SR_DRIVER([Testo], [testo], [libusb])
+SR_DRIVER([Tondaj SL-814], [tondaj-sl-814], [serial_comm])
+SR_DRIVER([UNI-T DMM], [uni-t-dmm], [libusb])
+SR_DRIVER([UNI-T UT181A], [uni-t-ut181a], [serial_comm])
+SR_DRIVER([UNI-T UT32x], [uni-t-ut32x], [serial_comm])
+SR_DRIVER([Yokogawa DL/DLM], [yokogawa-dlm])
+SR_DRIVER([ZEROPLUS Logic Cube], [zeroplus-logic-cube], [libusb])
+SR_DRIVER([ZKETECH EBD-USB], [zketech-ebd-usb], [serial_comm])
+
+###############################
+##  Language bindings setup  ##
+###############################
+
+AC_LANG([C++])
+SR_ARG_ENABLE_WARNINGS([SR_WXXFLAGS], [-Wall], [-Wall -Wextra])
+
+AC_ARG_ENABLE([bindings],
+	[AS_HELP_STRING([--enable-bindings], [build language bindings [default=yes]])],
+	[], [enable_bindings=yes])
+
+AC_ARG_ENABLE([cxx],
+	[AS_HELP_STRING([--enable-cxx], [build C++ bindings [default=yes]])],
+	[], [enable_cxx=$enable_bindings])
+
+AC_ARG_ENABLE([python],
+	[AS_HELP_STRING([--enable-python], [build Python bindings [default=yes]])],
+	[], [enable_python=$enable_bindings])
+
+AC_ARG_ENABLE([ruby],
+	[AS_HELP_STRING([--enable-ruby], [build Ruby bindings [default=yes]])],
+	[], [enable_ruby=$enable_bindings])
+
+AC_ARG_ENABLE([java],
+	[AS_HELP_STRING([--enable-java], [build Java bindings [default=yes]])],
+	[], [enable_java=$enable_bindings])
+
+####################
+##  C++ bindings  ##
+####################
+
+sr_cxx_missing=
+
+# Check if the C++ compiler supports the C++11 standard.
+AX_CXX_COMPILE_STDCXX([11], [noext], [optional])
+AS_IF([test "x$HAVE_CXX11" != x1],
+	[SR_APPEND([sr_cxx_missing], [', '], ['C++11'])])
+
+# The C++ bindings need glibmm.
+SR_PKG_CHECK([glibmm], [SR_PKGLIBS_CXX], [glibmm-2.4 >= 2.32.0])
+AS_IF([test "x$sr_have_glibmm" != xyes],
+	[SR_APPEND([sr_cxx_missing], [', '], [glibmm])])
+
+# The C++ bindings use Doxygen to parse libsigrok symbols.
+AC_CHECK_PROG([HAVE_DOXYGEN], [doxygen], [yes], [no])
+AS_IF([test "x$HAVE_DOXYGEN" != xyes],
+	[SR_APPEND([sr_cxx_missing], [', '], [Doxygen])])
+
+# Link C++ code with gnustl_shared if it exists (Android)
+SR_SEARCH_LIBS([SR_EXTRA_CXX_LIBS], [__cxa_throw], [gnustl_shared])
+
+# Python is needed for the C++ bindings.
+AM_PATH_PYTHON([2.7],
+	[HAVE_PYTHON=yes],
+	[HAVE_PYTHON=no
+	SR_APPEND([sr_cxx_missing], [', '], [Python])])
+
+AS_IF([test -z "$sr_cxx_missing"],
+	[BINDINGS_CXX=$enable_cxx], [BINDINGS_CXX=no])
+AM_CONDITIONAL([BINDINGS_CXX], [test "x$BINDINGS_CXX" = xyes])
+
+# C++ bindings want stoi and stod.
+AM_COND_IF([BINDINGS_CXX], [
+	AC_CACHE_CHECK([for stoi and stod], [sr_cv_have_stoi_stod],
+		[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <string>]],
+				[[(void) std::stoi("1"); (void) std::stod("1.0");]])],
+			[sr_cv_have_stoi_stod=yes], [sr_cv_have_stoi_stod=no])])
+	AS_IF([test "x$sr_cv_have_stoi_stod" = xyes],
+		[AC_DEFINE([HAVE_STOI_STOD], [1],
+			[Specifies whether we have the stoi and stod functions.])])
+])
+
+#######################
+##  Python bindings  ##
+#######################
+
+AS_IF([test "x$BINDINGS_CXX" = xyes],
+	[sr_python_missing=],
+	[sr_python_missing='C++ bindings'])
+
+# Extract major and minor version number of the Python interpreter.
+sr_pymajor=${PYTHON_VERSION%%.*}
+sr_pyminor=${PYTHON_VERSION#*.}
+
+# The Python bindings need Python development files. Check for either
+# Python 3 or Python 2 headers depending on the interpreter version.
+SR_PKG_CHECK([python_dev], [SR_PKGLIBS_PYTHON],
+	[python = $PYTHON_VERSION],
+	[python$sr_pymajor = $PYTHON_VERSION],
+	[python$sr_pymajor$sr_pyminor = $PYTHON_VERSION],
+	[python-$PYTHON_VERSION = $PYTHON_VERSION])
+
+AS_IF([test "x$sr_have_python_dev" != xyes],
+	[SR_APPEND([sr_python_missing], [', '], [Headers])])
+
+# PyGObject is needed for the Python bindings.
+SR_PKG_CHECK([pygobject], [SR_PKGLIBS_PYTHON], [pygobject-3.0 >= 3.0.0])
+AS_IF([test "x$sr_have_pygobject" != xyes],
+	[SR_APPEND([sr_python_missing], [', '], [PyGObject])])
+
+PKG_CHECK_EXISTS([pygobject-3.0 < 3.7.91],
+	[AC_DEFINE([PYGOBJECT_FLAGS_SIGNED], [1],
+		[Whether last argument to pyg_flags_get_value() is signed.])])
+
+# The Python bindings need the setuptools and numpy Python modules.
+# We'll let it go through even if the AX macro wasn't found, as the
+# Python modules may still be there.
+m4_ifdef([AX_PYTHON_MODULE], [
+	AX_PYTHON_MODULE([setuptools])
+	AX_PYTHON_MODULE([numpy])
+], [
+	HAVE_PYMOD_SETUPTOOLS=yes
+	HAVE_PYMOD_NUMPY=yes
+	m4_warn([unsupported],
+		[Missing macro AX_PYTHON_MODULE: no check for setuptools and numpy])
+])
+AS_IF([test "x$HAVE_PYMOD_SETUPTOOLS" != xyes],
+	[SR_APPEND([sr_python_missing], [', '], [setuptools])])
+AS_IF([test "x$HAVE_PYMOD_NUMPY" != xyes],
+	[SR_APPEND([sr_python_missing], [', '], [numpy])])
+
+# The Python bindings use SWIG to generate code.
+AC_CHECK_PROGS([SWIG], [swig swig4.0 swig3.0 swig2.0])
+AS_IF([test "x$SWIG" != x],
+    AC_MSG_CHECKING([for $SWIG version])
+    [SWIG_VERSION=`$SWIG -version 2>&1 | sed -n 's/SWIG Version //p'`]
+    AC_MSG_RESULT([$SWIG_VERSION]))
+AS_IF([test "x$SWIG" = x],
+	[SR_APPEND([sr_python_missing], [', '], [SWIG])])
+
+AS_IF([test -z "$sr_python_missing"],
+	[BINDINGS_PYTHON=$enable_python], [BINDINGS_PYTHON=no])
+AM_CONDITIONAL([BINDINGS_PYTHON], [test "x$BINDINGS_PYTHON" = xyes])
+
+#####################
+##  Ruby bindings  ##
+#####################
+
+AS_IF([test "x$BINDINGS_CXX" = xyes],
+	[sr_ruby_missing=],
+	[sr_ruby_missing='C++ bindings'])
+
+AC_PATH_PROGS(RUBY, ["${RUBY-ruby}"], [])
+AS_IF([test "x$RUBY" != x],
+	AC_MSG_CHECKING([for Ruby version])
+    [RUBY_VERSION=`$RUBY -e 'puts RUBY_VERSION'`]
+    AC_MSG_RESULT([$RUBY_VERSION])
+    [RUBY_DLEXT=`$RUBY -rrbconfig -e 'puts RbConfig::CONFIG[["DLEXT"]]'`]
+    AC_SUBST(RUBY_DLEXT))
+
+AS_IF([test "x$RUBY" = x],
+	[SR_APPEND([sr_ruby_missing], [', '], [Ruby])])
+
+# Extract major and minor version number of the Ruby interpreter.
+sr_rbmajor=${RUBY_VERSION%%.*}
+sr_rbminor=${RUBY_VERSION#*.}
+sr_rbminor=${sr_rbminor%%.*}
+
+# The Ruby bindings need Ruby development files.
+SR_PKG_CHECK([ruby_dev], [SR_PKGLIBS_RUBY],
+	[ruby >= 2.5.0],
+	[ruby-$sr_rbmajor.$sr_rbminor >= 2.5.0])
+
+AS_IF([test "x$sr_have_ruby_dev" != xyes],
+	[SR_APPEND([sr_ruby_missing], [', '], [Headers])])
+
+# The Ruby bindings use SWIG >= 3.0.8 to generate code.
+AS_IF([test "x$SWIG" = x],
+	[SR_APPEND([sr_ruby_missing], [', '], [SWIG])],
+	[AS_VERSION_COMPARE($SWIG_VERSION, "3.0.8",
+		[SR_APPEND([sr_ruby_missing], [', '], ['SWIG >= 3.0.8'])])])
+
+AS_IF([test -z "$sr_ruby_missing"],
+	[BINDINGS_RUBY=$enable_ruby], [BINDINGS_RUBY=no])
+AM_CONDITIONAL([BINDINGS_RUBY], [test "x$BINDINGS_RUBY" = xyes])
+
+####################
+##  Java bindings ##
+####################
+
+AS_IF([test "x$BINDINGS_CXX" = xyes],
+	[sr_java_missing=],
+	[sr_java_missing='C++ bindings'])
+
+# The Java bindings use SWIG to generate code.
+AS_IF([test "x$SWIG" = x],
+	[SR_APPEND([sr_java_missing], [', '], [SWIG])])
+
+# Find Java compiler and JNI includes for Java bindings.
+AC_CHECK_PROG([HAVE_JAVAC], [javac], [yes], [no])
+AS_IF([test "x$HAVE_JAVAC" = xno],
+	[SR_APPEND([sr_java_missing], [', '], [JavaC])])
+
+AC_ARG_WITH([jni-include-path],
+	[AS_HELP_STRING([[--with-jni-include-path=DIR-LIST (space-separated)]],
+		[specify JNI include directories [default=detect]])],
+	[JNI_INCLUDE_DIRS=" $withval"], [JNI_INCLUDE_DIRS=])
+
+JNI_CPPFLAGS=
+AS_IF([test "x$enable_java$HAVE_JAVAC" = xyesyes], [
+	AX_PROG_JAVAC
+	AS_IF([test -z "$JNI_INCLUDE_DIRS" && test "x$cross_compiling" != xyes], [
+		## Work around the totally broken logic in AX_JNI_INCLUDE_DIR:
+		## If we can find jni.h without any special search path, skip
+		## the execution of the broken macro to increase our chances of
+		## success.
+		AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <jni.h>]], [])],,
+			[AX_JNI_INCLUDE_DIR])
+	])
+])
+for sr_dir in $JNI_INCLUDE_DIRS
+do
+	SR_APPEND([JNI_CPPFLAGS], ["-I$sr_dir"])
 done
+AC_SUBST([JNI_CPPFLAGS])
+
+sr_save_cppflags=$CPPFLAGS
+SR_APPEND([CPPFLAGS], [$JNI_CPPFLAGS])
+AC_CHECK_HEADER([jni.h],,
+	[SR_APPEND([sr_java_missing], [', '], ['JNI headers'])])
+CPPFLAGS=$sr_save_cppflags
+
+AS_IF([test -z "$sr_java_missing"],
+	[BINDINGS_JAVA=$enable_java], [BINDINGS_JAVA=no])
+AM_CONDITIONAL([BINDINGS_JAVA], [test "x$BINDINGS_JAVA" = xyes])
+
+##############################
+##  Finalize configuration  ##
+##############################
+
+# Add mandatory dependencies to module list.
+SR_APPEND([SR_PKGLIBS], ['libzip >= 0.10'])
+AC_SUBST([SR_PKGLIBS])
+
+# Retrieve the compile and link flags for all modules combined.
+# Also, bail out at this point if any module dependency is not met.
+PKG_CHECK_MODULES([LIBSIGROK], [glib-2.0 >= 2.32.0 $SR_PKGLIBS])
+PKG_CHECK_MODULES([TESTS], [$SR_PKGLIBS_TESTS glib-2.0 $SR_PKGLIBS])
+
+# SR_PKGLIBS_CXX may be empty, so only invoke these checks when
+# the C++ bindings are enabled.
+AM_COND_IF([BINDINGS_CXX], [
+	PKG_CHECK_MODULES([LIBSIGROKCXX], [$SR_PKGLIBS_CXX])
+	PKG_CHECK_MODULES([PYSIGROK], [$SR_PKGLIBS_PYTHON $SR_PKGLIBS_CXX])
+	PKG_CHECK_MODULES([RBSIGROK], [$SR_PKGLIBS_RUBY $SR_PKGLIBS_CXX], [AC_SUBST(RBSIGROK_EXTDIR, "lib/$($PKG_CONFIG --variable=sitearch $SR_PKGLIBS_RUBY)/$($PKG_CONFIG --variable=RUBY_BASE_NAME $SR_PKGLIBS_RUBY)/vendor_ruby/$($PKG_CONFIG --variable=ruby_version $SR_PKGLIBS_RUBY)")])
+])
+
+# Check for specific libusb features, now that we know the CFLAGS.
+AC_LANG([C])
+sr_save_cflags=$CFLAGS
+sr_save_libs=$LIBS
+CFLAGS="$LIBSIGROK_CFLAGS $CFLAGS"
+LIBS="$LIBSIGROK_LIBS $LIBS"
+AC_CHECK_TYPES([libusb_os_handle],
+	[sr_have_libusb_os_handle=yes], [sr_have_libusb_os_handle=no],
+	[[#include <libusb.h>]])
+AC_CHECK_FUNCS([zip_discard])
+LIBS=$sr_save_libs
+CFLAGS=$sr_save_cflags
+
+AM_COND_IF([NEED_USB], [AS_CASE([$sr_have_libusb_os_handle:$host_os], [no:mingw*],
+	[AC_MSG_ERROR([Windows builds require the event-abstraction branch of libusb])])])
+
+sr_glib_version=`$PKG_CONFIG --modversion glib-2.0 2>&AS_MESSAGE_LOG_FD`
+sr_libzip_version=`$PKG_CONFIG --modversion libzip 2>&AS_MESSAGE_LOG_FD`
+sr_zlib_version=`$PKG_CONFIG --modversion zlib 2>&AS_MESSAGE_LOG_FD`
+
+AC_DEFINE_UNQUOTED([CONF_LIBZIP_VERSION], ["$sr_libzip_version"],
+	[Build-time version of libzip.])
+AC_DEFINE_UNQUOTED([CONF_ZLIB_VERSION], ["$sr_zlib_version"],
+	[Build-time version of zlib.])
+AC_DEFINE_UNQUOTED([CONF_HOST], ["$host"],
+	[The canonical host libsigrok will run on.])
+
+AC_CONFIG_FILES([Makefile libsigrok.pc bindings/cxx/libsigrokcxx.pc])
 
-echo -e "\nEnabled hardware drivers:\n"
-echo "  - agilent-dmm..................... $HW_AGILENT_DMM"
-echo "  - alsa............................ $HW_ALSA"
-echo "  - asix-sigma...................... $HW_ASIX_SIGMA"
-echo "  - brymen-dmm...................... $HW_BRYMEN_DMM"
-echo "  - cem-dt-885x..................... $HW_CEM_DT_885X"
-echo "  - center-3xx...................... $HW_CENTER_3XX"
-echo "  - chronovu-la8.................... $HW_CHRONOVU_LA8"
-echo "  - colead-slm...................... $HW_COLEAD_SLM"
-echo "  - demo............................ $HW_DEMO"
-echo "  - fluke-dmm....................... $HW_FLUKE_DMM"
-echo "  - fx2lafw......................... $HW_FX2LAFW"
-echo "  - gmc-mh-1x-2x.................... $HW_GMC_MH_1X_2X"
-echo "  - hantek-dso...................... $HW_HANTEK_DSO"
-echo "  - ikalogic-scanalogic2............ $HW_IKALOGIC_SCANALOGIC2"
-echo "  - ikalogic-scanaplus.............. $HW_IKALOGIC_SCANAPLUS"
-echo "  - kecheng-kc-330b................. $HW_KECHENG_KC_330B"
-echo "  - lascar-el-usb................... $HW_LASCAR_EL_USB"
-echo "  - link-mso19 (EXPERIMENTAL)....... $HW_LINK_MSO19"
-echo "  - mic-985xx....................... $HW_MIC_985XX"
-echo "  - norma-dmm....................... $HW_NORMA_DMM"
-echo "  - openbench-logic-sniffer......... $HW_OLS"
-echo "  - rigol-ds1xx2.................... $HW_RIGOL_DS1XX2"
-echo "  - saleae-logic16.................. $HW_SALEAE_LOGIC16"
-echo "  - serial-dmm...................... $HW_SERIAL_DMM"
-echo "  - teleinfo........................ $HW_TELEINFO"
-echo "  - tondaj-sl-814................... $HW_TONDAJ_SL_814"
-echo "  - uni-t-dmm....................... $HW_UNI_T_DMM"
-echo "  - uni-t-ut32x..................... $HW_UNI_T_UT32X"
-echo "  - victor-dmm...................... $HW_VICTOR_DMM"
-echo "  - zeroplus-logic-cube............. $HW_ZEROPLUS_LOGIC_CUBE"
-echo
+AC_OUTPUT
 
+# Prepare bindings report messages.
+m4_define([SR_PREPARE_BINDING_REPORT], [
+	sr_report_$1=
+	test -z "$sr_$1_missing" || sr_report_$1=" (missing: $sr_$1_missing)"
+	test "x$enable_$1" = xyes || sr_report_$1=' (disabled)'
+])
+m4_map_args([SR_PREPARE_BINDING_REPORT], [cxx], [python], [ruby], [java])
+
+cat >&AS_MESSAGE_FD <<_EOF
+
+libsigrok configuration summary:
+ - Package version................. $SR_PACKAGE_VERSION
+ - Library ABI version............. $SR_LIB_VERSION
+ - Prefix.......................... $prefix
+ - Building on..................... $build
+ - Building for.................... $host
+ - Building shared / static........ $enable_shared / $enable_static
+
+Compile configuration:
+ - C compiler...................... $CC
+ - C compiler version.............. $sr_cc_version
+ - C compiler flags................ $CFLAGS
+ - Additional C compiler flags..... $SR_EXTRA_CFLAGS
+ - C compiler warnings............. $SR_WFLAGS
+ - C++ compiler.................... $CXX
+ - C++ compiler version............ $sr_cxx_version
+ - C++ compiler flags.............. $CXXFLAGS
+ - C++ compiler warnings........... $SR_WXXFLAGS
+ - Linker flags.................... $LDFLAGS
+
+Detected libraries (required):
+ - glib-2.0 >= 2.32.0.............. $sr_glib_version
+ - libzip >= 0.10.................. $sr_libzip_version
+
+Detected libraries (optional):
+$sr_pkglibs_summary
+Enabled hardware drivers:
+$sr_driver_summary
+Enabled serial communication transports:
+  - serial comm ................... $sr_have_serial_comm
+  - libserialport ................. $sr_have_libserialport
+  - hidapi ........................ $sr_have_libhidapi
+  - bluetooth ..................... $sr_have_bluetooth
+  - bluez ......................... $sr_have_libbluez
+
+Enabled SCPI backends:
+ - TCP............................. yes
+ - SunRPC ......................... $sr_cv_have_sunrpc
+ - TI-RPC ......................... $sr_cv_have_tirpc
+ - RPC............................. $sr_cv_have_rpc
+ - serial.......................... $sr_have_serial_comm
+ - VISA............................ $sr_have_librevisa
+ - GPIB............................ $sr_have_libgpib
+ - USBTMC.......................... $sr_have_libusb
+
+Enabled language bindings:
+ - C++............................. $BINDINGS_CXX$sr_report_cxx
+ - Python.......................... $BINDINGS_PYTHON$sr_report_python
+ - Ruby............................ $BINDINGS_RUBY$sr_report_ruby
+ - Java............................ $BINDINGS_JAVA$sr_report_java
+
+_EOF
+
+# Emit a warning if the C++ bindings are not being built.
+AM_COND_IF([BINDINGS_CXX], [], [
+cat >&AS_MESSAGE_FD <<_EOF
+===============================================================================
+WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
+===============================================================================
+===                                                                         ===
+===         The libsigrok C++ bindings are not being built since you        ===
+===             are missing one or more dependencies (see above)!           ===
+===                                                                         ===
+===      This means you won't be able to compile frontends that require     ===
+===  the C++ bindings (such as PulseView)! You also won't be able to build  ===
+===     other bindings and frontends using those (such as sigrok-meter)!    ===
+===                                                                         ===
+===============================================================================
+WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
+===============================================================================
+
+_EOF
+])