]> sigrok.org Git - libsigrok.git/blobdiff - configure.ac
Build: Simplify the hardware driver selection
[libsigrok.git] / configure.ac
index 6047a158e9205bb0e2f8241dadafeb07b60fa793..f6f390112a566362f347f645f727903791fc41b1 100644 (file)
@@ -23,18 +23,18 @@ 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], [3])
+m4_define([sr_package_version_minor], [4])
 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],
+AC_INIT([libsigrok], [sr_package_version_major.sr_package_version_minor.sr_package_version_micro],
+       [sigrok-devel@lists.sourceforge.net],
        [libsigrok], [http://www.sigrok.org])
-AC_CONFIG_HEADER([config.h])
+AC_CONFIG_HEADERS([config.h include/libsigrok/version.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 subdir-objects check-news color-tests])
+AM_INIT_AUTOMAKE([1.11 -Wall -Werror no-define nostdinc subdir-objects check-news color-tests])
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
 
@@ -45,7 +45,7 @@ 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.
 COMMON_FLAGS="$CFLAGS -Wall -Wextra -fvisibility=hidden"
-CFLAGS="$COMMON_FLAGS -Wmissing-prototypes"
+CFLAGS="$COMMON_FLAGS -std=c11 -D_POSIX_C_SOURCE=200112L -Wmissing-prototypes"
 CXXFLAGS="-std=c++11 $COMMON_FLAGS"
 
 # Checks for programs.
@@ -65,6 +65,31 @@ LT_INIT
 # We require at least 0.22, as "Requires.private" behaviour changed there.
 PKG_PROG_PKG_CONFIG([0.22])
 
+CONFIG_STATUS_DEPENDENCIES=
+SR_PACKAGE_VERSION="AC_PACKAGE_VERSION"
+
+# Check if we can get revision information from git.
+sr_head=`git -C "$srcdir" rev-parse --verify --short HEAD 2>&AS_MESSAGE_LOG_FD`
+
+AS_IF([test "$?" -eq 0 && test -n "$sr_head"], [
+       CONFIG_STATUS_DEPENDENCIES='$(top_srcdir)/.git/HEAD'
+       sr_head_name=`git -C "$srcdir" rev-parse --symbolic-full-name HEAD 2>&AS_MESSAGE_LOG_FD`
+       AS_IF([test "$?" -eq 0 && test -f "$srcdir/.git/$sr_head_name"],
+               [CONFIG_STATUS_DEPENDENCIES="$CONFIG_STATUS_DEPENDENCIES \$(top_srcdir)/.git/$sr_head_name"])
+
+       # Append the revision hash unless we are exactly on a tagged release.
+       git -C "$srcdir" describe --match 'AC_PACKAGE_NAME-AC_PACKAGE_VERSION' \
+               --exact-match >&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD \
+       || SR_PACKAGE_VERSION="$SR_PACKAGE_VERSION-git-$sr_head"
+])
+AC_SUBST([CONFIG_STATUS_DEPENDENCIES])
+AC_SUBST([SR_PACKAGE_VERSION])
+
+AC_DEFINE([SR_PACKAGE_VERSION_MAJOR], [sr_package_version_major], [.])
+AC_DEFINE([SR_PACKAGE_VERSION_MINOR], [sr_package_version_minor], [.])
+AC_DEFINE([SR_PACKAGE_VERSION_MICRO], [sr_package_version_micro], [.])
+AC_DEFINE_UNQUOTED([SR_PACKAGE_VERSION_STRING], ["$SR_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!
@@ -72,74 +97,84 @@ PKG_PROG_PKG_CONFIG([0.22])
 SR_LIB_VERSION_CURRENT=2
 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 $SR_LIB_VERSION"
-AC_SUBST(SR_LIB_VERSION_CURRENT)
-AC_SUBST(SR_LIB_VERSION_REVISION)
-AC_SUBST(SR_LIB_VERSION_AGE)
-AC_SUBST(SR_LIB_VERSION)
-AC_SUBST(SR_LIB_LDFLAGS)
-
-AC_ARG_ENABLE(all-drivers, AC_HELP_STRING([--enable-all-drivers],
-       [enable all drivers by default [default=yes]]),
+
+AC_SUBST([SR_LIB_VERSION], ["$SR_LIB_VERSION_CURRENT:$SR_LIB_VERSION_REVISION:$SR_LIB_VERSION_AGE"])
+AC_SUBST([SR_LIB_LDFLAGS], ["-version-info $SR_LIB_VERSION"])
+
+AC_DEFINE_UNQUOTED([SR_LIB_VERSION_CURRENT], [$SR_LIB_VERSION_CURRENT], [.])
+AC_DEFINE_UNQUOTED([SR_LIB_VERSION_REVISION], [$SR_LIB_VERSION_REVISION], [.])
+AC_DEFINE_UNQUOTED([SR_LIB_VERSION_AGE], [$SR_LIB_VERSION_AGE], [.])
+AC_DEFINE_UNQUOTED([SR_LIB_VERSION_STRING], ["$SR_LIB_VERSION"], [.])
+
+AC_ARG_ENABLE([all-drivers],
+       [AS_HELP_STRING([--enable-all-drivers],
+                       [enable all drivers by default [[default=yes]]])],
        [HW_ENABLED_DEFAULT="$enableval"],
        [HW_ENABLED_DEFAULT="yes"])
 
-# Usage: DRIVER([Device name], [driver-name])
-# An optional third argument [no] disables that driver.
-m4_define([driverize], [m4_tolower(m4_bpatsubst([$1], [[^0-9a-zA-Z-]+], [-]))])
-m4_define([upperize], [m4_toupper(m4_bpatsubst([$1], [[^0-9a-zA-Z_]+], [_]))])
-AC_DEFUN([DRIVER], [
-       if test -z "$3"; then
-               default=$HW_ENABLED_DEFAULT
-       else
-               default="$3"
-       fi
-       AC_ARG_ENABLE($2, AC_HELP_STRING([--enable-$2], [enable $1 support]),
-               [m4_join([], [HW_], upperize([$2]))="$enableval"],
-               [m4_join([], [HW_], upperize([$2]))=$default])
-       dots=$(echo -n ".............................." | cut -c 1-$(expr 32 - $(echo -n $2|wc -c)))
-       driver_summary="${driver_summary}  - $2${dots} \${m4_join([], [HW_], upperize([$2]))}@"
+## _SR_DRIVER(Device name, driver-name, enable, var-name)
+m4_define([_SR_DRIVER], [
+       AC_ARG_ENABLE([$4],
+               [AS_HELP_STRING([--enable-$2], [enable $1 support])],
+               [$4=$enableval], [$4=$3])
+       m4_append([SR_DRIVER_SUMMARY],
+               [ - m4_translit(m4_format([%-32s], [$2]), [ ], [.]) [$]$4],
+               m4_newline)
+       AC_CONFIG_COMMANDS_PRE([dnl
+               AM_CONDITIONAL([$4], [test "x[$]$4" = xyes])
+               AM_COND_IF([$4], [AC_DEFINE([HAVE_$4], [1], [Whether to support $1 device.])])
+       ])
 ])
-
-DRIVER([Agilent DMM], [agilent-dmm])
-DRIVER([Appa 55II], [appa-55ii])
-DRIVER([ASIX SIGMA/SIGMA2], [asix-sigma])
-DRIVER([Atten PPS3xxx], [atten-pps3xxx])
-DRIVER([BeagleLogic], [beaglelogic])
-DRIVER([Brymen BM86x], [brymen-bm86x])
-DRIVER([Brymen DMM], [brymen-dmm])
-DRIVER([CEM DT-885x], [cem-dt-885x])
-DRIVER([Center 3xx], [center-3xx])
-DRIVER([ChronoVu LA], [chronovu-la])
-DRIVER([Colead SLM], [colead-slm])
-DRIVER([Conrad DIGI 35 CPU], [conrad-digi-35-cpu])
-DRIVER([demo], [demo])
-DRIVER([Fluke DMM], [fluke-dmm])
-DRIVER([fx2lafw], [fx2lafw])
-DRIVER([GMC MH 1x/2x], [gmc-mh-1x-2x])
-DRIVER([Hameg HMO], [hameg-hmo])
-DRIVER([Hantek DSO], [hantek-dso])
-DRIVER([Ikalogic Scanalogic-2], [ikalogic-scanalogic2])
-DRIVER([Ikalogic Scanaplus], [ikalogic-scanaplus])
-DRIVER([Kecheng KC-330B], [kecheng-kc-330b])
-DRIVER([Lascar EL-USB], [lascar-el-usb])
-DRIVER([Manson HCS-3xxx], [manson-hcs-3xxx])
-DRIVER([MIC 985xx], [mic-985xx])
-DRIVER([Motech LPS 30x], [motech-lps-30x])
-DRIVER([Norma DMM], [norma-dmm])
-DRIVER([OpenBench Logic Sniffer], [openbench-logic-sniffer])
-DRIVER([Rigol DS], [rigol-ds])
-DRIVER([Saleae Logic16], [saleae-logic16])
-DRIVER([serial DMM], [serial-dmm])
-DRIVER([Sysclk LWLA], [sysclk-lwla])
-DRIVER([Teleinfo], [teleinfo])
-DRIVER([Testo], [testo])
-DRIVER([Tondaj SL-814], [tondaj-sl-814])
-DRIVER([UNI-T DMM], [uni-t-dmm])
-DRIVER([UNI-T UT32x], [uni-t-ut32x])
-DRIVER([Victor DMM], [victor-dmm])
-DRIVER([ZEROPLUS Logic Cube], [zeroplus-logic-cube])
+## SR_DRIVER(Device name, driver-name, [no])
+m4_define([SR_DRIVER],
+       [_SR_DRIVER([$1], [$2],
+               m4_default_quoted([$3], [$HW_ENABLED_DEFAULT]),
+               m4_expand([AS_TR_CPP([HW_$2])]))])
+
+SR_DRIVER([Agilent DMM], [agilent-dmm])
+SR_DRIVER([Appa 55II], [appa-55ii])
+SR_DRIVER([ASIX SIGMA/SIGMA2], [asix-sigma])
+SR_DRIVER([Atten PPS3xxx], [atten-pps3xxx])
+SR_DRIVER([BayLibre ACME], [baylibre-acme])
+SR_DRIVER([BeagleLogic], [beaglelogic])
+SR_DRIVER([Brymen BM86x], [brymen-bm86x])
+SR_DRIVER([Brymen DMM], [brymen-dmm])
+SR_DRIVER([CEM DT-885x], [cem-dt-885x])
+SR_DRIVER([Center 3xx], [center-3xx])
+SR_DRIVER([ChronoVu LA], [chronovu-la])
+SR_DRIVER([Colead SLM], [colead-slm])
+SR_DRIVER([Conrad DIGI 35 CPU], [conrad-digi-35-cpu])
+SR_DRIVER([DER EE DE-5000], [deree-de5000])
+SR_DRIVER([demo], [demo])
+SR_DRIVER([Fluke DMM], [fluke-dmm])
+SR_DRIVER([fx2lafw], [fx2lafw])
+SR_DRIVER([GMC MH 1x/2x], [gmc-mh-1x-2x])
+SR_DRIVER([Hameg HMO], [hameg-hmo])
+SR_DRIVER([Hantek DSO], [hantek-dso])
+SR_DRIVER([Ikalogic Scanalogic-2], [ikalogic-scanalogic2])
+SR_DRIVER([Ikalogic Scanaplus], [ikalogic-scanaplus])
+SR_DRIVER([Kecheng KC-330B], [kecheng-kc-330b])
+SR_DRIVER([Lascar EL-USB], [lascar-el-usb])
+SR_DRIVER([Manson HCS-3xxx], [manson-hcs-3xxx])
+SR_DRIVER([maynuo-m97], [maynuo-m97])
+SR_DRIVER([MIC 985xx], [mic-985xx])
+SR_DRIVER([Motech LPS 30x], [motech-lps-30x])
+SR_DRIVER([Norma DMM], [norma-dmm])
+SR_DRIVER([OpenBench Logic Sniffer], [openbench-logic-sniffer])
+SR_DRIVER([Pipistrello-OLS], [pipistrello-ols])
+SR_DRIVER([Rigol DS], [rigol-ds])
+SR_DRIVER([Saleae Logic16], [saleae-logic16])
+SR_DRIVER([SCPI PPS], [scpi-pps])
+SR_DRIVER([serial DMM], [serial-dmm])
+SR_DRIVER([Sysclk LWLA], [sysclk-lwla])
+SR_DRIVER([Teleinfo], [teleinfo])
+SR_DRIVER([Testo], [testo])
+SR_DRIVER([Tondaj SL-814], [tondaj-sl-814])
+SR_DRIVER([UNI-T DMM], [uni-t-dmm])
+SR_DRIVER([UNI-T UT32x], [uni-t-ut32x])
+SR_DRIVER([Victor DMM], [victor-dmm])
+SR_DRIVER([Yokogawa DL/DLM], [yokogawa-dlm])
+SR_DRIVER([ZEROPLUS Logic Cube], [zeroplus-logic-cube])
 
 AC_ARG_ENABLE(libserialport,
        AC_HELP_STRING([--disable-libserialport],
@@ -153,7 +188,7 @@ AC_ARG_ENABLE(libusb,
        AC_HELP_STRING([--disable-libusb],
        [disable libusb support [default=detect]]))
 
-# Language binding '--enable' options
+# Language binding '--enable' options:
 
 AC_ARG_ENABLE(bindings,
        AC_HELP_STRING([--enable-bindings],
@@ -175,60 +210,55 @@ AC_ARG_ENABLE(java,
        [build Java bindings [default=yes]]),
        [BINDINGS_JAVA="$enableval"], [BINDINGS_JAVA=$BINDINGS_ALL])
 
+AC_ARG_WITH(jni-include-path,
+       AC_HELP_STRING([--with-jni-include-path=path],
+       [specify include path for JNI [default=autodetect]]),
+       [JNI_INCLUDE_DIRS="$withval"], [JNI_INCLUDE_DIRS=auto])
+
 # Check if the C++ compiler supports the C++11 standard.
 
 m4_ifdef([AX_CXX_COMPILE_STDCXX_11], [AX_CXX_COMPILE_STDCXX_11(,[optional])],
        [AC_MSG_NOTICE([Missing macro m4_toupper(aX_CXX_COMPILE_STDCXX_11), no C++11 check])])
 
 if test "x$HAVE_CXX11" != "x1"; then
-       BINDINGS_CXX="no"
+       BINDINGS_CXX="no"; cxx_msg="C++11 compiler required"
 fi
 
-# The C++ bindings use gccxml to parse libsigrok symbols.
-AC_CHECK_PROG([HAVE_GCCXML], [gccxml], [yes])
-if test "x$HAVE_GCCXML" != "xyes"; then
-       BINDINGS_CXX="no"
+# The C++ bindings use Doxygen to parse libsigrok symbols.
+AC_CHECK_PROG([HAVE_DOXYGEN], [doxygen], [yes])
+if test "x$HAVE_DOXYGEN" != "xyes"; then
+       BINDINGS_CXX="no"; cxx_msg="Doxygen required"
 fi
 
-# Python is needed for the C++ (and Python) bindings.
-PKG_CHECK_MODULES([python], [python >= 2.7],
-        [CXXFLAGS="$CXXFLAGS $python_CFLAGS";
-        CXXLIBS="$CXXLIBS $python_LIBS"],
-               [BINDINGS_CXX="no"])
+# Python is needed for the C++ bindings.
+AM_PATH_PYTHON([2.7], [HAVE_PYTHON="yes"],
+       [HAVE_PYTHON="no"; BINDINGS_CXX="no"; cxx_msg="Python required"])
 
-# The C++ bindings need the pygccxml Python module.
-m4_ifdef([AX_PYTHON_MODULE], [AX_PYTHON_MODULE([pygccxml])],
-       # We'll let it go through even if the macro wasn't found, the python
-       # module may still be there.
-       [HAVE_PYTHON_PYGCCXML="yes";
-               AC_MSG_NOTICE([Missing macro m4_toupper(aX_PYTHON_MODULE), no pygccxml check])]
-)
-if test "x$HAVE_PYMOD_PYGCCXML" != "xyes"; then
-       BINDINGS_CXX="no"
-fi
-
-# The C++ bindings need the setuptools Python module.
+# The Python bindings need Python development files.
+PKG_CHECK_MODULES([python], [python >= 2.7],
+       [CXXFLAGS="$CXXFLAGS $python_CFLAGS";
+       CXXLIBS="$CXXLIBS $python_LIBS"],
+[PKG_CHECK_MODULES([python27], [python-2.7 >= 2.7],
+       [CXXFLAGS="$CXXFLAGS $python27_CFLAGS";
+       CXXLIBS="$CXXLIBS $python27_LIBS"],
+               [BINDINGS_PYTHON="no"; python_msg="Python headers required"])])
+
+# The Python bindings need the setuptools Python module.
 m4_ifdef([AX_PYTHON_MODULE], [AX_PYTHON_MODULE([setuptools])],
-       # We'll let it go through even if the macro wasn't found, the python
+       # We'll let it go through even if the macro wasn't found, the Python
        # module may still be there.
        [HAVE_PYTHON_SETUPTOOLS="yes";
                AC_MSG_NOTICE([Missing macro m4_toupper(aX_PYTHON_MODULE), no setuptools check])]
 )
 if test "x$HAVE_PYMOD_SETUPTOOLS" != "xyes"; then
-       BINDINGS_CXX="no"
+       BINDINGS_PYTHON="no"; python_msg="Python setuptools module required"
 fi
 
-# The Python and Java bindings use swig to generate code.
+# The Python and Java bindings use SWIG to generate code.
 AC_CHECK_PROG([HAVE_SWIG], [swig], [yes])
 if test "x$HAVE_SWIG" != "xyes"; then
-       BINDINGS_PYTHON="no"
-       BINDINGS_JAVA="no"
-fi
-
-# Python and Java bindings depend on C++ bindings.
-if test "x$BINDINGS_CXX" != "xyes"; then
-       BINDINGS_PYTHON="no"
-       BINDINGS_JAVA="no"
+       BINDINGS_PYTHON="no"; python_msg="SWIG required"
+       BINDINGS_JAVA="no"; java_msg="SWIG required"
 fi
 
 # Checks for libraries.
@@ -250,15 +280,17 @@ AC_SEARCH_LIBS([pow], [m])
 # RPC is only needed for VXI support.
 AC_MSG_CHECKING([for RPC support])
 AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <rpc/rpc.h>],
-                               [CLIENT *rpc_test(void)],
-                               [{ return clnt_create("", 0, 0, ""); }])],
-              [AC_MSG_RESULT([yes]); have_rpc=1],
-              [AC_MSG_RESULT([no]);  have_rpc=0])
+                       [CLIENT *rpc_test(void)],
+                       [{ return clnt_create("", 0, 0, ""); }])],
+               [AC_MSG_RESULT([yes]); have_rpc=1],
+               [AC_MSG_RESULT([no]);  have_rpc=0])
 # Define HAVE_RPC in config.h if we found RPC support.
 AC_DEFINE_UNQUOTED(HAVE_RPC, [$have_rpc], [Specifies whether we have RPC support.])
 # VXI support is only compiled if RPC support was found.
 AM_CONDITIONAL(NEED_RPC, test "x$have_rpc" != "x0")
 
+AC_DEFINE_UNQUOTED(HOST, ["$host"], [.])
+
 # libglib-2.0 is always needed. Abort if it's not found.
 # Note: glib-2.0 is part of the libsigrok API (hard pkg-config requirement).
 # We require at least 2.32.0 due to e.g. g_variant_new_fixed_array().
@@ -269,32 +301,34 @@ AM_PATH_GLIB_2_0([2.32.0],
 PKG_CHECK_MODULES([libzip], [libzip >= 0.10],
        [LIB_CFLAGS="$LIB_CFLAGS $libzip_CFLAGS"; LIBS="$LIBS $libzip_LIBS";
        SR_PKGLIBS="$SR_PKGLIBS libzip"])
+libzip_ver=`$PKG_CONFIG --modversion libzip`
+AC_DEFINE_UNQUOTED(HAVE_LIBZIP_VER, ["$libzip_ver"], [.])
 
 # libserialport is only needed for some hardware drivers. Disable the
 # respective drivers if it is not found.
 if test "x$enable_libserialport" != "xno"; then
-       PKG_CHECK_MODULES([libserialport], [libserialport >= 0.1.0],
+       PKG_CHECK_MODULES([libserialport], [libserialport >= 0.1.1],
                [have_libserialport="yes"; LIB_CFLAGS="$LIB_CFLAGS $libserialport_CFLAGS";
                LIBS="$LIBS $libserialport_LIBS";
                SR_PKGLIBS="$SR_PKGLIBS libserialport"],
                [have_libserialport="no"])
        if test "x$enable_libserialport$have_libserialport" = "xyesno"; then
-               AC_MSG_ERROR([libserialport support requested, but it was not found])
+               AC_MSG_ERROR([libserialport support requested, but it was not found.])
        fi
 else
        have_libserialport="no"
 fi
-
-# Define HAVE_LIBSERIALPORT in config.h if we found libserialport.
 if test "x$have_libserialport" = "xno"; then
        HW_AGILENT_DMM="no"; HW_APPA_55II="no";
        HW_ATTEN_PPS3XXX="no"; HW_BRYMEN_DMM="no"; HW_CEM_DT_885X="no";
        HW_CENTER_3XX="no"; HW_COLEAD_SLM="no"; HW_CONRAD_DIGI_35_CPU="no";
-       HW_FLUKE_DMM="no"; HW_GMC_MH_1X_2X="no"; HW_HAMEG_HMO="no";
-       HW_MANSON_HCS_3XXX="no"; HW_MIC_985XX="no"; HW_MOTECH_LPS_30X="no";
-       HW_NORMA_DMM="no"; HW_OPENBENCH_LOGIC_SNIFFER="no"; HW_SERIAL_DMM="no";
+       HW_DEREE_DE5000="no"; HW_FLUKE_DMM="no"; HW_GMC_MH_1X_2X="no";
+       HW_HAMEG_HMO="no"; HW_MANSON_HCS_3XXX="no"; HW_MIC_985XX="no";
+       HW_MOTECH_LPS_30X="no"; HW_NORMA_DMM="no";
+       HW_OPENBENCH_LOGIC_SNIFFER="no"; HW_SERIAL_DMM="no";
        HW_TELEINFO="no"; HW_TONDAJ_SL_814="no";
 else
+       # Define HAVE_LIBSERIALPORT in config.h if we found libserialport.
        AC_DEFINE_UNQUOTED(HAVE_LIBSERIALPORT, [1],
                [Specifies whether we have libserialport.])
 fi
@@ -302,19 +336,34 @@ fi
 # Serial port helper code is only compiled in if libserialport was found.
 AM_CONDITIONAL(NEED_SERIAL, test "x$have_libserialport" != xno)
 
-PKG_CHECK_MODULES([librevisa], [librevisa >= 0.0.20130812],
+# The VISA SCPI backend is only compiled in if librevisa was found.
+PKG_CHECK_MODULES([librevisa], [librevisa >= 0.0.20130412],
        [have_librevisa="yes"; LIB_CFLAGS="$LIB_CFLAGS $librevisa_CFLAGS";
        LIBS="$LIBS $librevisa_LIBS";
        SR_PKGLIBS="$SR_PKGLIBS librevisa"],
        [have_librevisa="no"])
-
-# VISA SCPI backend is only compiled in if librevisa was found.
 AM_CONDITIONAL(NEED_VISA, test "x$have_librevisa" != xno)
-
-# Define HAVE_LIBREVISA in config.h if we found librevisa.
 if test "x$have_librevisa" != "xno"; then
+       # Define HAVE_LIBREVISA in config.h if we found librevisa.
        AC_DEFINE_UNQUOTED(HAVE_LIBREVISA, [1],
                [Specifies whether we have librevisa.])
+       librevisa_ver=`$PKG_CONFIG --modversion librevisa`
+       AC_DEFINE_UNQUOTED(HAVE_LIBREVISA_VER, ["$librevisa_ver"], [.])
+fi
+
+# The GPIB SCPI backend is only compiled in if libgpib is found.
+PKG_CHECK_MODULES([libgpib], [libgpib],
+       [have_libgpib="yes"; LIB_CFLAGS="$LIB_CFLAGS $libgpib_CFLAGS";
+       LIBS="$LIBS $libgpib_LIBS";
+       SR_PKGLIBS="$SR_PKGLIBS libgpib"],
+       [have_libgpib="no"])
+AM_CONDITIONAL(NEED_GPIB, test "x$have_libgpib" != xno)
+if test "x$have_libgpib" != "xno"; then
+       # Define HAVE_LIBGPIB in config.h if we found libgpib.
+       AC_DEFINE_UNQUOTED(HAVE_LIBGPIB, [1],
+               [Specifies whether we have libgpib.])
+       libgpib_ver=`$PKG_CONFIG --modversion libgpib`
+       AC_DEFINE_UNQUOTED(HAVE_LIBGPIB_VER, ["$libgpib_ver"], [.])
 fi
 
 # libusb-1.0 is only needed for some hardware drivers. Disable the respective
@@ -334,15 +383,13 @@ if test "x$enable_libusb" != "xno"; then
                        SR_PKGLIBS="$SR_PKGLIBS libusb-1.0"],
                        [have_libusb1_0="no"])
                if test "x$enable_libusb$have_libusb1_0" = "xyesno"; then
-                       AC_MSG_ERROR([libusb support requested, but it was not found])
+                       AC_MSG_ERROR([libusb support requested, but it was not found.])
                fi
                ;;
        esac
 else
        have_libusb1_0="no"
 fi
-
-# Define HAVE_LIBUSB_1_0 in config.h if we found libusb-1.0.
 if test "x$have_libusb1_0" = "xno"; then
        HW_BRYMEN_BM86X="no"; HW_FX2LAFW="no";
        HW_HANTEK_DSO="no"; HW_IKALOGIC_SCANALOGIC2="no";
@@ -351,8 +398,9 @@ if test "x$have_libusb1_0" = "xno"; then
        HW_UNI_T_UT32X="no"; HW_VICTOR_DMM="no";
        HW_ZEROPLUS_LOGIC_CUBE="no"; HW_SALEAE_LOGIC16="no";
 else
+       # Define HAVE_LIBUSB_1_0 in config.h if we found libusb-1.0.
        AC_DEFINE_UNQUOTED(HAVE_LIBUSB_1_0, [1],
-               [Specifies whether we have a libusb.h header.])
+               [Specifies whether we have libusb-1.0.])
 fi
 
 # USB + FX2 firmware helper code is only compiled in if libusb-1.0 was found.
@@ -362,261 +410,108 @@ AM_CONDITIONAL(NEED_USB, test "x$have_libusb1_0" != xno)
 if test "x$enable_libftdi" != "xno"; then
        PKG_CHECK_MODULES([libftdi], [libftdi >= 0.16],
                [have_libftdi="yes"; LIB_CFLAGS="$LIB_CFLAGS $libftdi_CFLAGS";
-               LIBS="$LIBS $libftdi_LIBS";
-               SR_PKGLIBS="$SR_PKGLIBS libftdi"],
+               LIBS="$LIBS $libftdi_LIBS"; SR_PKGLIBS="$SR_PKGLIBS libftdi";
+               libftdi_ver=`$PKG_CONFIG --modversion libftdi`],
                [PKG_CHECK_MODULES([libftdi1], [libftdi1 >= 1.0],
                        [LIB_CFLAGS="$LIB_CFLAGS $libftdi1_CFLAGS";
                        LIBS="$LIBS $libftdi1_LIBS";
-                       SR_PKGLIBS="$SR_PKGLIBS libftdi1"],
+                       SR_PKGLIBS="$SR_PKGLIBS libftdi1";
+                       libftdi_ver=`$PKG_CONFIG --modversion libftdi1`],
                        [have_libftdi="no"])])
        if test "x$enable_libftdi$have_libftdi" = "xyesno"; then
-               AC_MSG_ERROR([libftdi support requested, but it was not found])
+               AC_MSG_ERROR([libftdi support requested, but it was not found.])
        fi
 else
        have_libftdi="no"
 fi
-
 if test "x$have_libftdi" = "xno"; then
        HW_ASIX_SIGMA="no"; HW_CHRONOVU_LA="no"; HW_IKALOGIC_SCANAPLUS="no";
+       HW_PIPISTRELLO_OLS="no";
+else
+       # Define HAVE_LIBFTDI in config.h if we found libftdi.
+       AC_DEFINE_UNQUOTED(HAVE_LIBFTDI, [1],
+               [Specifies whether we have libftdi.])
+       AC_DEFINE_UNQUOTED(HAVE_LIBFTDI_VER, ["$libftdi_ver"], [.])
 fi
 
 # glibmm-2.4 is needed for the C++ bindings.
 PKG_CHECK_MODULES([glibmm], [glibmm-2.4 >= 2.32.0],
        [CXXFLAGS="$CXXFLAGS $glibmm_CFLAGS";
-       CXXLIBS="$CXXLIBS $glibmm_LIBS"], [BINDINGS_CXX="no"])
+       CXXLIBS="$CXXLIBS $glibmm_LIBS"],
+       [BINDINGS_CXX="no"; cxx_msg="glibmm required"])
+
+# C++ bindings want stoi and stod.
+if test "x$BINDINGS_CXX" = "xyes"; then
+       AC_LANG_PUSH([C++])
+       AC_MSG_CHECKING([for stoi and stod])
+       AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <string>],
+               [{ return std::stoi("1") + std::stod("1.0"); }])],
+               [AC_MSG_RESULT([yes]);
+               AC_DEFINE_UNQUOTED(HAVE_STOI_STOD, [1],
+               [Specifies whether we have the stoi and stod functions.])],
+               [AC_MSG_RESULT([no])])
+       AC_LANG_POP([C++])
+fi
 
 # PyGObject is needed for the Python bindings.
 PKG_CHECK_MODULES([pygobject], [pygobject-3.0 >= 3.0.0],
-        [CXXFLAGS="$CXXFLAGS $pygobject_CFLAGS";
-        CXXLIBS="$CXXLIBS $pygobject_LIBS";
+       [CXXFLAGS="$CXXFLAGS $pygobject_CFLAGS";
+       CXXLIBS="$CXXLIBS $pygobject_LIBS";
        PKG_CHECK_MODULES([pygobject_3_7_91], [pygobject-3.0 >= 3.7.91],
                [pyg_flags_signed=0], [pyg_flags_signed=1]);
        AC_DEFINE_UNQUOTED(PYGOBJECT_FLAGS_SIGNED, [$pyg_flags_signed],
-               [Whether last argument to pyg_flags_get_value() is signed])],
-       [BINDINGS_PYTHON="no"])
+               [Whether last argument to pyg_flags_get_value() is signed.])],
+       [BINDINGS_PYTHON="no"; python_msg="Python pygobject module required"])
 
 # The Check unit testing framework is optional. Disable if not found.
 PKG_CHECK_MODULES([check], [check >= 0.9.4],
        [have_check="yes"], [have_check="no"])
 AM_CONDITIONAL(HAVE_CHECK, test x"$have_check" = "xyes")
 
-# The OLS driver uses serial port file descriptors directly, and therefore
-# will not currently work on Windows.
+# The BeagleLogic driver needs sys/mman.h and sys/ioctl.h. Don't try to
+# build it if these headers aren't available.
+AC_CHECK_HEADERS([sys/mman.h sys/ioctl.h], [], [HW_BEAGLELOGIC="no"])
+
+# The BayLibre ACME driver needs sys/timerfd.h. Don't try to build it if
+# this header isn't available.
+AC_CHECK_HEADERS([sys/timerfd.h], [], [HW_BAYLIBRE_ACME="no"])
+
+# The ACME driver can only be built for Linux.
 case "$host" in
-*mingw*)
-       HW_OPENBENCH_LOGIC_SNIFFER="no"
-       ;;
+       *linux*) ;;
+       *) HW_BAYLIBRE_ACME="no" ;;
 esac
 
 AC_SUBST(SR_PKGLIBS)
 
-CFLAGS="$CFLAGS -I./include/libsigrok $LIB_CFLAGS"
-CXXFLAGS="$CXXFLAGS -I./include -I./bindings/cxx/include $LIB_CFLAGS"
+CFLAGS="$CFLAGS $LIB_CFLAGS"
+CXXFLAGS="$CXXFLAGS $LIB_CFLAGS"
 
 # Find Java compiler and JNI includes for Java bindings.
-
 AC_CHECK_PROG([HAVE_JAVAC], [javac], [yes], [no])
-
-if test "x$HAVE_JAVAC" = "xyes"; then
+if test "x$HAVE_JAVAC" = "xyes" && test "x$BINDINGS_JAVA" = "xyes"; then
        AX_PROG_JAVAC
-       AX_JNI_INCLUDE_DIR
+       if test "x$JNI_INCLUDE_DIRS" = "xauto"; then
+               if test "x$cross_compiling" = "xyes"; then
+                       JNI_INCLUDE_DIRS=
+               else
+                       AX_JNI_INCLUDE_DIR
+               fi
+       fi
        for JNI_INCLUDE_DIR in $JNI_INCLUDE_DIRS; do
                CXXFLAGS="$CXXFLAGS -I$JNI_INCLUDE_DIR"
        done
+       AC_LANG_PUSH([C++])
+       AC_CHECK_HEADERS([jni.h], [], [BINDINGS_JAVA="no"; java_msg="Java JNI headers required"])
+       AC_LANG_POP([C++])
 else
-       BINDINGS_JAVA="no"
+       BINDINGS_JAVA="no"; java_msg="Java compiler required"
 fi
 
-# 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_APPA_55II, test x$HW_APPA_55II = xyes)
-if test "x$HW_APPA_55II" = "xyes"; then
-       AC_DEFINE(HAVE_HW_APPA_55II, 1, [APPA 55II 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_ATTEN_PPS3XXX, test x$HW_ATTEN_PPS3XXX = xyes)
-if test "x$HW_ATTEN_PPS3XXX" = "xyes"; then
-       AC_DEFINE(HAVE_HW_ATTEN_PPS3XXX, 1, [Atten PPS3xxx support])
-fi
-
-AM_CONDITIONAL(HW_BEAGLELOGIC, test x$HW_BEAGLELOGIC = xyes)
-if test "x$HW_BEAGLELOGIC" = "xyes"; then
-       AC_DEFINE(HAVE_HW_BEAGLELOGIC, 1, [BeagleLogic support])
-fi
-
-AM_CONDITIONAL(HW_BRYMEN_BM86X, test x$HW_BRYMEN_BM86X = xyes)
-if test "x$HW_BRYMEN_BM86X" = "xyes"; then
-       AC_DEFINE(HAVE_HW_BRYMEN_BM86X, 1, [Brymen BM86X 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_LA, test x$HW_CHRONOVU_LA = xyes)
-if test "x$HW_CHRONOVU_LA" = "xyes"; then
-       AC_DEFINE(HAVE_HW_CHRONOVU_LA, 1, [ChronoVu LA 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_CONRAD_DIGI_35_CPU, test x$HW_CONRAD_DIGI_35_CPU = xyes)
-if test "x$HW_CONRAD_DIGI_35_CPU" = "xyes"; then
-       AC_DEFINE(HAVE_HW_CONRAD_DIGI_35_CPU, 1, [Conrad DIGI 35 CPU 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_HAMEG_HMO, test x$HW_HAMEG_HMO = xyes)
-if test "x$HW_HAMEG_HMO" = "xyes"; then
-       AC_DEFINE(HAVE_HW_HAMEG_HMO, 1, [Hameg HMO 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_MANSON_HCS_3XXX, test x$HW_MANSON_HCS_3XXX = xyes)
-if test "x$HW_MANSON_HCS_3XXX" = "xyes"; then
-       AC_DEFINE(HAVE_HW_MANSON_HCS_3XXX, 1, [Manson HCS-3xxx 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_MOTECH_LPS_30X, test x$HW_MOTECH_LPS_30X = xyes)
-if test "x$HW_MOTECH_LPS_30X" = "xyes"; then
-       AC_DEFINE(HAVE_HW_MOTECH_LPS_30X, 1, [motech-lps-30x 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_OPENBENCH_LOGIC_SNIFFER, test x$HW_OPENBENCH_LOGIC_SNIFFER = xyes)
-if test "x$HW_OPENBENCH_LOGIC_SNIFFER" = "xyes"; then
-       AC_DEFINE(HAVE_HW_OPENBENCH_LOGIC_SNIFFER, 1, [OpenBench Logic Sniffer (OLS) support])
-fi
-
-AM_CONDITIONAL(HW_RIGOL_DS, test x$HW_RIGOL_DS = xyes)
-if test "x$HW_RIGOL_DS" = "xyes"; then
-       AC_DEFINE(HAVE_HW_RIGOL_DS, 1, [Rigol DS 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_SYSCLK_LWLA, test x$HW_SYSCLK_LWLA = xyes)
-if test "x$HW_SYSCLK_LWLA" = "xyes"; then
-       AC_DEFINE(HAVE_HW_SYSCLK_LWLA, 1, [Sysclk LWLA 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_TESTO, test x$HW_TESTO = xyes)
-if test "x$HW_TESTO" = "xyes"; then
-       AC_DEFINE(HAVE_HW_TESTO, 1, [Testo 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])
+# Python and Java bindings depend on C++ bindings.
+if test "x$BINDINGS_CXX" != "xyes"; then
+       BINDINGS_PYTHON="no"; python_msg="C++ bindings required"
+       BINDINGS_JAVA="no"; java_msg="C++ bindings required"
 fi
 
 AM_CONDITIONAL(BINDINGS_CXX, test x$BINDINGS_CXX = xyes)
@@ -626,27 +521,17 @@ AM_CONDITIONAL(BINDINGS_PYTHON, test x$BINDINGS_PYTHON = xyes)
 AM_CONDITIONAL(BINDINGS_JAVA, test x$BINDINGS_JAVA = xyes)
 
 # Checks for header files.
-# These are already checked: inttypes.h stdint.h stdlib.h string.h unistd.h.
+# These are already implicitly checked: inttypes.h stdint.h stdlib.h string.h
+# unistd.h memory.h strings.h dlfcn.h sys/types.h sys/stat.h.
 
 # Checks for typedefs, structures, and compiler characteristics.
 AC_C_BIGENDIAN
 
-AC_SUBST(FIRMWARE_DIR, "$datadir/sigrok-firmware")
+AC_SUBST([FIRMWARE_DIR], ['$(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 include/libsigrok/version.h libsigrok.pc
-       bindings/cxx/libsigrokxx.pc])
+AC_CONFIG_FILES([Makefile libsigrok.pc bindings/cxx/libsigrokcxx.pc])
 
 AC_OUTPUT
 
@@ -663,7 +548,11 @@ 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" "librevisa >= 0.0.20130812" "libusb-1.0 >= 1.0.16" "libftdi >= 0.16" "libftdi1 >= 1.0" "glibmm-2.4 >= 2.32.0" "pygobject-3.0 >= 3.0.0" "check >= 0.9.4"; do
+for lib in "glib-2.0 >= 2.32.0" "libzip >= 0.10" "libserialport >= 0.1.1" \
+       "librevisa >= 0.0.20130412" "libusb-1.0 >= 1.0.16" "libftdi >= 0.16" \
+       "libftdi1 >= 1.0" "libgpib" "glibmm-2.4 >= 2.32.0" \
+       "pygobject-3.0 >= 3.0.0" "check >= 0.9.4"
+do
        optional="OPTIONAL"
        if test "x$lib" = "xglib-2.0 >= 2.32.0"; then optional="REQUIRED"; fi
        if test "x$lib" = "xlibzip >= 0.10"; then optional="REQUIRED"; fi
@@ -676,10 +565,54 @@ for lib in "glib-2.0 >= 2.32.0" "libzip >= 0.10" "libserialport >= 0.1.0" "libre
        echo "  - ($optional) $lib: $answer"
 done
 
-eval echo -e "@Enabled hardware drivers:@@${driver_summary}" | tr @ \\n
+cat <<_EOF
+
+Enabled hardware drivers:
+SR_DRIVER_SUMMARY
+
+_EOF
+
+# Prepare final bindings report messages.
+final_cxx=""
+final_python=""
+final_java=""
+if test "$enable_bindings" = "no"; then
+       final_cxx=" (disabled)"
+       final_python=" (disabled)"
+       final_java=" (disabled)"
+else
+       if test "$enable_cxx" = "no"; then
+               final_cxx=" (disabled)"
+       elif test "$BINDINGS_CXX" = "no"; then
+               final_cxx=" ($cxx_msg)"
+       fi
+       if test "$enable_python" = "no"; then
+               final_python=" (disabled)"
+       elif test "$BINDINGS_PYTHON" = "no"; then
+               final_python=" ($python_msg)"
+       fi
+       if test "$enable_java" = "no"; then
+               final_java=" (disabled)"
+       elif test "$BINDINGS_JAVA" = "no"; then
+               final_java=" ($java_msg)"
+       fi
+fi
+
+echo "Enabled SCPI backends:"
+echo " - TCP............................. yes"
+if test "x$have_rpc" = "x0"; then
+echo " - RPC............................. no"
+else
+echo " - RPC............................. yes"
+fi
+echo " - serial.......................... $have_libserialport"
+echo " - VISA............................ $have_librevisa"
+echo " - GPIB............................ $have_libgpib"
+echo " - USBTMC.......................... $have_libusb1_0"
+echo
 
-echo -e "Enabled language bindings:\n"
-echo " - C++............................. $BINDINGS_CXX"
-echo " - Python.......................... $BINDINGS_PYTHON"
-echo " - Java............................ $BINDINGS_JAVA"
+echo "Enabled language bindings:"
+echo " - C++............................. $BINDINGS_CXX$final_cxx"
+echo " - Python.......................... $BINDINGS_PYTHON$final_python"
+echo " - Java............................ $BINDINGS_JAVA$final_java"
 echo