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##
## This file is part of the libsigrok 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], [4])
m4_define([sr_package_version_micro], [0])
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_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 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])
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="$CFLAGS -std=c11"
CFLAGS="$CFLAGS -Wall -Wextra -Wmissing-prototypes"
CFLAGS="$CFLAGS -fvisibility=hidden"
CFLAGS="$CFLAGS -D_POSIX_C_SOURCE=200112L"
# 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
# Initialize libtool.
LT_INIT
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 "$sr_head"], [
sr_git_deps=
test ! -f "$srcdir/.git/HEAD" || sr_git_deps=' $(top_srcdir)/.git/HEAD'
sr_head_name=`git -C "$srcdir" rev-parse --symbolic-full-name HEAD 2>&AS_MESSAGE_LOG_FD`
AS_IF([test "$?" -eq 0 && test -f "$srcdir/.git/$sr_head_name"],
[sr_git_deps="$sr_git_deps \$(top_srcdir)/.git/$sr_head_name"])
# Use $(wildcard) so that things do not break if for whatever
# reason these files do not exist anymore at make time.
test -z "$sr_git_deps" || CONFIG_STATUS_DEPENDENCIES="\$(wildcard$sr_git_deps)"
# Append the revision hash unless we are exactly on a tagged release.
git -C "$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], ["$SR_PACKAGE_VERSION"], [.])
# Library version for libsigrok (NOT the same as the package version).
# Carefully read the libtool docs before updating these numbers!
# The algorithm for determining which number to change (and how) is nontrivial!
# http://www.gnu.org/software/libtool/manual/libtool.html#Updating-version-info
SR_LIB_VERSION_CURRENT=2
SR_LIB_VERSION_REVISION=0
SR_LIB_VERSION_AGE=0
AC_SUBST([SR_LIB_VERSION],
["$SR_LIB_VERSION_CURRENT:$SR_LIB_VERSION_REVISION:$SR_LIB_VERSION_AGE"])
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"], [.])
#############################
## Optional dependencies ##
#############################
# Initialize pkg-config.
# We require at least 0.22, as "Requires.private" behaviour changed there.
PKG_PROG_PKG_CONFIG([0.22])
# This variable collects the pkg-config module names of all dependencies.
# These are used to derive the compiler flags and for the "Requires.private"
# field in the generated libsigrok.pc file.
SR_PKGLIBS=
SR_PKGLIBS_CHECK=
SR_PKGLIBS_CXX=
SR_PKGLIBS_PYTHON=
# Keep track of all checked modules so we can list them at the end.
sr_pkglibs_summary=
sr_nl='
'
## SR_PKG_CHECK(tag, [collect-var], module...)
m4_define([SR_PKG_CHECK], [
sr_mod_leader=`printf '%.32s' "$3................................"`
PKG_CHECK_EXISTS([$3], [
sr_have_$1=yes
m4_ifval([$2], [$2="[$]$2[$]{$2:+ }$3"])
sr_$1_version=`$PKG_CONFIG --modversion "$3" 2>&AS_MESSAGE_LOG_FD`
AS_VAR_APPEND([sr_pkglibs_summary], [" - $sr_mod_leader $sr_$1_version$sr_nl"])
], [
AS_VAR_APPEND([sr_pkglibs_summary], [" - $sr_mod_leader no$sr_nl"])
m4_ifval([$4],
[SR_PKG_CHECK([$1], [$2], m4_shift3($@))],
[sr_have_$1=no sr_$1_version=])
])
])
# List of detected features.
sr_deps_avail=
## SR_ARG_OPT_PKG(opt-name, [cpp-name], [cond-name], module...)
m4_define([SR_ARG_OPT_PKG], [
AC_ARG_WITH([$1], [AS_HELP_STRING([--without-$1],
[disable $1 support [default=detect]])])
AS_IF([test "x$with_$1" = xno], [sr_have_$1=no],
[test "x$sr_have_$1" != xyes],
[SR_PKG_CHECK([$1], [SR_PKGLIBS], m4_shift3($@))])
AS_IF([test "x$with_$1$sr_have_$1" = xyesno],
[AC_MSG_ERROR([$1 support requested, but it was not found.])])
AS_IF([test "x$sr_have_$1" = xyes],
[sr_deps_avail="$sr_deps_avail $1"[]m4_ifval([$2], [
AC_DEFINE([HAVE_$2], [1], [Whether $1 is available.])
AC_DEFINE_UNQUOTED([CONF_$2_VERSION], ["$sr_$1_version"], [Build-time version of $1.])
])])
m4_ifval([$3], [AM_CONDITIONAL([$3], [test "x$sr_have_$1" = xyes])])
])
SR_ARG_OPT_PKG([libserialport], [LIBSERIALPORT], [NEED_SERIAL],
[libserialport >= 0.1.1])
SR_ARG_OPT_PKG([libftdi], [LIBFTDI],,
[libftdi >= 0.16], [libftdi1 >= 1.0])
# FreeBSD comes with an "integrated" libusb-1.0-style USB API.
# This means libusb-1.0 is always available; no need to check for it.
AS_CASE([$host], [*freebsd*], [sr_have_libusb=yes])
SR_ARG_OPT_PKG([libusb], [LIBUSB_1_0], [NEED_USB],
[libusb-1.0 >= 1.0.16])
SR_ARG_OPT_PKG([librevisa], [LIBREVISA], [NEED_VISA],
[librevisa >= 0.0.20130412])
SR_ARG_OPT_PKG([libgpib], [LIBGPIB], [NEED_GPIB],
[libgpib])
######################
## Feature checks ##
######################
# The Check unit testing framework is optional. Disable if not found.
SR_PKG_CHECK([check], [SR_PKGLIBS_CHECK], [check >= 0.9.4])
AM_CONDITIONAL([HAVE_CHECK], [test "x$sr_have_check" = xyes])
AC_LANG([C])
# Check host characteristics.
AC_C_BIGENDIAN
AC_CHECK_HEADERS([sys/mman.h], [sr_deps_avail="$sr_deps_avail sys_mman_h"])
AC_CHECK_HEADERS([sys/ioctl.h], [sr_deps_avail="$sr_deps_avail sys_ioctl_h"])
AC_CHECK_HEADERS([sys/timerfd.h], [sr_deps_avail="$sr_deps_avail sys_timerfd_h"])
# RPC is only needed for VXI support.
AC_CACHE_CHECK([for RPC support], [sr_cv_have_rpc],
[AC_LINK_IFELSE([AC_LANG_PROGRAM(
[[#include <rpc/rpc.h>]m4_newline[CLIENT *rpc_test(void);]],
[[(void) clnt_create("", 0, 0, "");]])],
[sr_cv_have_rpc=yes], [sr_cv_have_rpc=no])])
AS_IF([test "x$sr_cv_have_rpc" = xyes],
[AC_DEFINE([HAVE_RPC], [1], [Specifies whether we have RPC support.])])
# VXI support is only compiled if RPC support was found.
AM_CONDITIONAL([NEED_RPC], [test "x$sr_cv_have_rpc" = xyes])
########################
## Hardware drivers ##
########################
# Keep track of all drivers so we can list them at the end.
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 "], [*" $sr_dep "*],,
[sr_deps_missing="$sr_deps_missing $sr_dep"])
done
}
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 $4
AS_IF([test -n "$sr_deps_missing"],
[$3=no sr_hw_info="no (missing:$sr_deps_missing)"])
])], [sr_hw_info='no (disabled)'])
sr_hw_leader=`printf '%.32s' "$2................................"`
AS_VAR_APPEND([sr_driver_summary], [" - $sr_hw_leader $sr_hw_info$sr_nl"])
AM_CONDITIONAL([$3], [test "x[$]$3" = xyes])
AM_COND_IF([$3], [AC_DEFINE([HAVE_$3], [1], [Whether to support $1 device.])])
])
## 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], [libserialport])
SR_DRIVER([Appa 55II], [appa-55ii], [libserialport])
SR_DRIVER([ASIX SIGMA/SIGMA2], [asix-sigma], [libftdi])
SR_DRIVER([Atten PPS3xxx], [atten-pps3xxx], [libserialport])
SR_DRIVER([BayLibre ACME], [baylibre-acme], [sys_timerfd_h])
SR_DRIVER([BeagleLogic], [beaglelogic], [sys_mman_h sys_ioctl_h])
SR_DRIVER([Brymen BM86x], [brymen-bm86x], [libusb])
SR_DRIVER([Brymen DMM], [brymen-dmm], [libserialport])
SR_DRIVER([CEM DT-885x], [cem-dt-885x], [libserialport])
SR_DRIVER([Center 3xx], [center-3xx], [libserialport])
SR_DRIVER([ChronoVu LA], [chronovu-la], [libftdi])
SR_DRIVER([Colead SLM], [colead-slm], [libserialport])
SR_DRIVER([Conrad DIGI 35 CPU], [conrad-digi-35-cpu], [libserialport])
SR_DRIVER([DER EE DE-5000], [deree-de5000], [libserialport])
SR_DRIVER([demo], [demo])
SR_DRIVER([Fluke DMM], [fluke-dmm], [libserialport])
SR_DRIVER([fx2lafw], [fx2lafw], [libusb])
SR_DRIVER([GMC MH 1x/2x], [gmc-mh-1x-2x], [libserialport])
SR_DRIVER([Hameg HMO], [hameg-hmo], [libserialport])
SR_DRIVER([Hantek DSO], [hantek-dso], [libusb])
SR_DRIVER([Ikalogic Scanalogic-2], [ikalogic-scanalogic2], [libusb])
SR_DRIVER([Ikalogic Scanaplus], [ikalogic-scanaplus], [libftdi])
SR_DRIVER([Kecheng KC-330B], [kecheng-kc-330b], [libusb])
SR_DRIVER([Lascar EL-USB], [lascar-el-usb], [libusb])
SR_DRIVER([Manson HCS-3xxx], [manson-hcs-3xxx], [libserialport])
SR_DRIVER([maynuo-m97], [maynuo-m97])
SR_DRIVER([MIC 985xx], [mic-985xx], [libserialport])
SR_DRIVER([Motech LPS 30x], [motech-lps-30x], [libserialport])
SR_DRIVER([Norma DMM], [norma-dmm], [libserialport])
SR_DRIVER([OpenBench Logic Sniffer], [openbench-logic-sniffer], [libserialport])
SR_DRIVER([Pipistrello-OLS], [pipistrello-ols], [libftdi])
SR_DRIVER([Rigol DS], [rigol-ds])
SR_DRIVER([Saleae Logic16], [saleae-logic16], [libusb])
SR_DRIVER([SCPI PPS], [scpi-pps])
SR_DRIVER([serial DMM], [serial-dmm], [libserialport])
SR_DRIVER([Sysclk LWLA], [sysclk-lwla], [libusb])
SR_DRIVER([Teleinfo], [teleinfo], [libserialport])
SR_DRIVER([Testo], [testo], [libusb])
SR_DRIVER([Tondaj SL-814], [tondaj-sl-814], [libserialport])
SR_DRIVER([UNI-T DMM], [uni-t-dmm], [libusb])
SR_DRIVER([UNI-T UT32x], [uni-t-ut32x], [libusb])
SR_DRIVER([Victor DMM], [victor-dmm], [libusb])
SR_DRIVER([Yokogawa DL/DLM], [yokogawa-dlm])
SR_DRIVER([ZEROPLUS Logic Cube], [zeroplus-logic-cube], [libusb])
###############################
## Language bindings setup ##
###############################
AC_LANG([C++])
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=$enable_bindings])
AC_ARG_ENABLE([java],
[AS_HELP_STRING([--enable-java], [build Java bindings [default=yes]])],
[], [enable_java=$enable_bindings])
####################
## C++ bindings ##
####################
sr_cxx_missing=
# Check if the C++ compiler supports the C++11 standard.
m4_ifdef([AX_CXX_COMPILE_STDCXX_11],
[AX_CXX_COMPILE_STDCXX_11(, [optional])],
[m4_warn(, [[Missing macro AX_CXX_COMPILE_STDCXX_11: no C++11 check possible]])])
test "x$HAVE_CXX11" = x1 || sr_cxx_missing="$sr_cxx_missing C++11"
# The C++ bindings need glibmm.
SR_PKG_CHECK([glibmm], [SR_PKGLIBS_CXX], [glibmm-2.4 >= 2.32.0])
test "x$sr_have_glibmm" = xyes || sr_cxx_missing="$sr_cxx_missing glibmm"
# The C++ bindings use Doxygen to parse libsigrok symbols.
AC_CHECK_PROG([HAVE_DOXYGEN], [doxygen], [yes], [no])
test "x$HAVE_DOXYGEN" = xyes || sr_cxx_missing="$sr_cxx_missing Doxygen"
# Python is needed for the C++ bindings.
AM_PATH_PYTHON([2.7],
[HAVE_PYTHON=yes],
[HAVE_PYTHON=no sr_cxx_missing="$sr_cxx_missing Python"])
AS_IF([test -z "$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$sr_cv_have_stoi_stod" = xyes],
[AC_DEFINE([HAVE_STOI_STOD], [1],
[Specifies whether we have the stoi and stod functions.])])
])
#######################
## Python bindings ##
#######################
sr_python_missing=
test "x$BINDINGS_CXX" = xyes || sr_python_missing=" C++ bindings"
# The Python bindings need Python development files.
SR_PKG_CHECK([python_dev], [SR_PKGLIBS_PYTHON],
[python >= 2.7], [python2 >= 2.7], [python27 >= 2.7])
test "x$sr_have_python_dev" = xyes \
|| sr_python_missing="$sr_python_missing Headers"
# PyGObject is needed for the Python bindings.
SR_PKG_CHECK([pygobject], [SR_PKGLIBS_PYTHON], [pygobject-3.0 >= 3.0.0])
test "x$sr_have_python_dev" = xyes \
|| sr_python_missing="$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 Python module.
# We'll let it go through even if the AX macro wasn't found,
# as the Python module may still be there.
HAVE_PYMOD_SETUPTOOLS=yes
m4_ifdef([AX_PYTHON_MODULE],
[AX_PYTHON_MODULE([setuptools])],
[m4_warn(, [[Missing macro AX_PYTHON_MODULE: no setuptools check]])])
test "x$HAVE_PYMOD_SETUPTOOLS" = xyes \
|| sr_python_missing="$sr_python_missing Setuptools"
# The Python bindings use SWIG to generate code.
AC_CHECK_PROGS([SWIG], [swig swig2.0], [no])
test "x$SWIG" != xno || sr_python_missing="$sr_python_missing SWIG"
AS_IF([test -z "$sr_python_missing"],
[BINDINGS_PYTHON=$enable_python], [BINDINGS_PYTHON=no])
AM_CONDITIONAL([BINDINGS_PYTHON], [test "x$BINDINGS_PYTHON" = xyes])
####################
## Java bindings ##
####################
sr_java_missing=
test "x$BINDINGS_CXX" = xyes || sr_java_missing=" C++ bindings"
# The Java bindings use SWIG to generate code.
test "x$SWIG" != xno || sr_java_missing="$sr_java_missing SWIG"
# Find Java compiler and JNI includes for Java bindings.
AC_CHECK_PROG([HAVE_JAVAC], [javac], [yes], [no])
test "x$HAVE_JAVAC" = xyes || sr_java_missing="$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 $JNI_INCLUDE_DIRS
do
JNI_CPPFLAGS="$JNI_CPPFLAGS -I$sr_dir"
done
AC_SUBST([JNI_CPPFLAGS])
sr_save_cppflags=$CPPFLAGS
CPPFLAGS=$CPPFLAGS$JNI_CPPFLAGS
AC_CHECK_HEADER([jni.h],, [sr_java_missing="$sr_java_missing JNI headers"])
CPPFLAGS=$sr_save_cppflags
AS_IF([test -z "$sr_java_missing"],
[BINDINGS_JAVA=$enable_java], [BINDINGS_JAVA=no])
AM_CONDITIONAL([BINDINGS_JAVA], [test "x$BINDINGS_JAVA" = xyes])
##############################
## Finalize configuration ##
##############################
# Add mandatory dependencies to module list.
SR_PKGLIBS="$SR_PKGLIBS${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 $SR_PKGLIBS])
PKG_CHECK_MODULES([CHECK], [$SR_PKGLIBS_CHECK 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 $SR_PKGLIBS_CXX])
])
sr_glib_version=`$PKG_CONFIG --modversion glib-2.0 2>&AS_MESSAGE_LOG_FD`
sr_libzip_version=`$PKG_CONFIG --modversion libzip 2>&AS_MESSAGE_LOG_FD`
AC_DEFINE_UNQUOTED([CONF_LIBZIP_VERSION], ["$sr_libzip_version"],
[Build-time version of libzip.])
AC_DEFINE_UNQUOTED([CONF_HOST], ["$host"],
[The canonical host libsigrok will run on.])
AC_LANG([C])
# libm (the standard math library) is always needed.
AC_SEARCH_LIBS([pow], [m])
# We need to link against the Winsock2 library for SCPI over TCP.
AS_CASE([$host], [*mingw*], [LIBS="$LIBS -lws2_32"])
AC_SUBST([FIRMWARE_DIR], ['$(datadir)/sigrok-firmware'])
AC_SUBST([MAKEFLAGS], ['--no-print-directory'])
AC_SUBST([AM_LIBTOOLFLAGS], ['--silent'])
AC_CONFIG_FILES([Makefile libsigrok.pc bindings/cxx/libsigrokcxx.pc])
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], [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
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 SCPI backends:
- TCP............................. yes
- RPC............................. $sr_cv_have_rpc
- serial.......................... $sr_have_libserialport
- 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
- Java............................ $BINDINGS_JAVA$sr_report_java
_EOF
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