2 ## This file is part of the libsigrok project.
4 ## Copyright (C) 2010-2012 Bert Vermeulen <bert@biot.com>
5 ## Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.com>
7 ## This program is free software: you can redistribute it and/or modify
8 ## it under the terms of the GNU General Public License as published by
9 ## the Free Software Foundation, either version 3 of the License, or
10 ## (at your option) any later version.
12 ## This program is distributed in the hope that it will be useful,
13 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
14 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 ## GNU General Public License for more details.
17 ## You should have received a copy of the GNU General Public License
18 ## along with this program. If not, see <http://www.gnu.org/licenses/>.
21 # We require at least autoconf 2.63 (AC_INIT format changed there).
24 AC_INIT([libsigrok], [0.5.1],
25 [sigrok-devel@lists.sourceforge.net],
26 [libsigrok], [http://www.sigrok.org])
27 AC_CONFIG_MACRO_DIR([m4])
28 AC_CONFIG_AUX_DIR([autostuff])
29 AC_CONFIG_HEADERS([config.h include/libsigrok/version.h])
31 # We require at least automake 1.11 (needed for 'silent rules').
32 AM_INIT_AUTOMAKE([1.11 -Wall -Werror no-define nostdinc subdir-objects check-news color-tests])
33 AM_SILENT_RULES([yes])
34 m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
38 # Checks for programs.
44 # Required for per-target flags or subdir-objects with C sources.
47 # Set the standard the C library headers should conform to.
48 AH_VERBATIM([_POSIX_C_SOURCE], [/* The targeted POSIX standard. */
49 #ifndef _POSIX_C_SOURCE
50 # define _POSIX_C_SOURCE 200112L
53 # Get compiler versions.
54 SR_PROG_VERSION([$CC], [sr_cc_version])
55 SR_PROG_VERSION([$CXX], [sr_cxx_version])
57 # Check for optional make features.
58 SR_PROG_MAKE_ORDER_ONLY
63 # Set up the libsigrok version defines.
64 SR_PKG_VERSION_SET([SR_PACKAGE_VERSION], [AC_PACKAGE_VERSION])
66 # Library version for libsigrok (NOT the same as the package version).
67 # Carefully read the libtool docs before updating these numbers!
68 # The algorithm for determining which number to change (and how) is nontrivial!
69 # http://www.gnu.org/software/libtool/manual/libtool.html#Updating-version-info
70 # Format: current:revision:age.
71 SR_LIB_VERSION_SET([SR_LIB_VERSION], [5:0:1])
73 AM_CONDITIONAL([WIN32], [test -z "${host_os##mingw*}" || test -z "${host_os##cygwin*}"])
75 #############################
76 ## Optional dependencies ##
77 #############################
81 # Initialize pkg-config.
82 # We require at least 0.22, as "Requires.private" behaviour changed there.
83 PKG_PROG_PKG_CONFIG([0.22])
85 # Keep track of all checked modules so we can list them at the end.
86 SR_PKG_CHECK_SUMMARY([sr_pkglibs_summary])
88 # Collect the pkg-config module names of all dependencies in SR_PKGLIBS.
89 # These are used to derive the compiler flags and for the "Requires.private"
90 # field in the generated libsigrok.pc file.
91 SR_VAR_OPT_PKG([SR_PKGLIBS], [sr_deps_avail])
99 SR_ARG_OPT_PKG([libserialport], [LIBSERIALPORT], [NEED_SERIAL],
100 [libserialport >= 0.1.1])
102 SR_ARG_OPT_PKG([libftdi], [LIBFTDI], , [libftdi1 >= 1.0])
104 # FreeBSD comes with an "integrated" libusb-1.0-style USB API.
105 # This means libusb-1.0 is always available; no need to check for it.
106 # On Windows, require the latest version we can get our hands on,
107 # until the new generic event handling has seen an official release.
109 [freebsd*], [sr_libusb_req='libusb-1.0' sr_have_libusb=yes],
110 [mingw*], [sr_libusb_req='libusb-1.0 >= 1.0.20'],
111 [sr_libusb_req='libusb-1.0 >= 1.0.16'])
113 SR_ARG_OPT_PKG([libusb], [LIBUSB_1_0], [NEED_USB],
116 SR_ARG_OPT_PKG([librevisa], [LIBREVISA], [NEED_VISA],
117 [librevisa >= 0.0.20130412])
119 SR_ARG_OPT_PKG([libgpib], [LIBGPIB], [NEED_GPIB],
122 SR_ARG_OPT_CHECK([libieee1284], [LIBIEEE1284],, [
124 LIBS="-lieee1284 $LIBS"
125 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <ieee1284.h>]],
126 [[(void) ieee1284_open(0, 0, 0);]])],
127 [sr_have_libieee1284=yes], [sr_have_libieee1284=no])
130 AS_IF([test "x$sr_have_libieee1284" = xyes],
131 [SR_PREPEND([SR_EXTRA_LIBS], [-lieee1284])])
133 ######################
135 ######################
137 # The Check unit testing framework is optional. Disable if not found.
138 SR_PKG_CHECK([check], [SR_PKGLIBS_TESTS], [check >= 0.9.4])
139 AM_CONDITIONAL([HAVE_CHECK], [test "x$sr_have_check" = xyes])
141 # Enable the C99 standard if possible, and enforce the use
142 # of SR_API to explicitly mark all public API functions.
144 SR_CHECK_COMPILE_FLAGS([SR_EXTRA_CFLAGS], [C99], [-std=c99 -c99 -AC99 -qlanglvl=extc99])
145 SR_CHECK_COMPILE_FLAGS([SR_EXTRA_CFLAGS], [visibility], [-fvisibility=hidden])
147 SR_ARG_ENABLE_WARNINGS([SR_WFLAGS], [-Wall], [-Wall -Wextra -Wmissing-prototypes])
149 # Check host characteristics.
153 AC_CHECK_HEADERS([sys/mman.h], [SR_APPEND([sr_deps_avail], [sys_mman_h])])
154 AC_CHECK_HEADERS([sys/ioctl.h], [SR_APPEND([sr_deps_avail], [sys_ioctl_h])])
155 AC_CHECK_HEADERS([sys/timerfd.h], [SR_APPEND([sr_deps_avail], [sys_timerfd_h])])
157 # We need to link against the Winsock2 library for SCPI over TCP.
158 AS_CASE([$host_os], [mingw*], [SR_PREPEND([SR_EXTRA_LIBS], [-lws2_32])])
160 # libm (the standard math library) is always needed.
161 SR_SEARCH_LIBS([SR_EXTRA_LIBS], [pow], [m])
163 # RPC is only needed for VXI support.
164 AC_CACHE_CHECK([for RPC support], [sr_cv_have_rpc],
165 [AC_LINK_IFELSE([AC_LANG_PROGRAM(
166 [[#include <rpc/rpc.h>]m4_newline[CLIENT *rpc_test(void);]],
167 [[(void) clnt_create("", 0, 0, "");]])],
168 [sr_cv_have_rpc=yes], [sr_cv_have_rpc=no])])
169 AS_IF([test "x$sr_cv_have_rpc" = xyes],
170 [AC_DEFINE([HAVE_RPC], [1], [Specifies whether we have RPC support.])])
171 # VXI support is only compiled if RPC support was found.
172 AM_CONDITIONAL([NEED_RPC], [test "x$sr_cv_have_rpc" = xyes])
174 # Check for compiler support of 128 bit integers
175 AC_CHECK_TYPES([__int128_t, __uint128_t], [], [], [])
177 ########################
178 ## Hardware drivers ##
179 ########################
181 # Keep track of all drivers so we can list them at the end.
182 SR_VAR_SUMMARY([sr_driver_summary])
184 # Check whether the sr_deps_avail list contains all of the arguments.
185 # Unavailable dependencies are collected in sr_deps_missing.
186 sr_check_driver_deps() {
190 AS_CASE([" $sr_deps_avail "], [*" $sr_dep "*],,
191 [SR_APPEND([sr_deps_missing], [', '], [$sr_dep])])
193 test -z "$sr_deps_missing" || return 1
196 AC_ARG_ENABLE([all-drivers],
197 [AS_HELP_STRING([--enable-all-drivers],
198 [enable all drivers by default [default=yes]])],
199 [], [enable_all_drivers=yes])
201 ## _SR_DRIVER(Device name, driver-name, var-name, [dependencies...])
202 m4_define([_SR_DRIVER], [
204 [AS_HELP_STRING([--enable-$2], [enable $1 support])],
205 [$3=$enableval], [$3=$enable_all_drivers])
207 AS_IF([test "x[$]$3" = xyes], [sr_hw_info=yes[]m4_ifval([$4], [
208 sr_check_driver_deps $4 \
209 || $3=no sr_hw_info="no (missing: $sr_deps_missing)"
210 ])], [sr_hw_info='no (disabled)'])
211 sr_driver_summary_append "$2" "$sr_hw_info"
213 AM_CONDITIONAL([$3], [test "x[$]$3" = xyes])
214 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.])])
217 ## SR_DRIVER(Device name, driver-name, [dependencies...])
218 m4_define([SR_DRIVER],
219 [_SR_DRIVER([$1], [$2], m4_expand([AS_TR_CPP([HW_$2])]), [$3])])
221 SR_DRIVER([Agilent DMM], [agilent-dmm], [libserialport])
222 SR_DRIVER([Appa 55II], [appa-55ii], [libserialport])
223 SR_DRIVER([Arachnid Labs Re:load Pro], [arachnid-labs-re-load-pro], [libserialport])
224 SR_DRIVER([ASIX SIGMA/SIGMA2], [asix-sigma], [libftdi])
225 SR_DRIVER([Atten PPS3xxx], [atten-pps3xxx], [libserialport])
226 SR_DRIVER([BayLibre ACME], [baylibre-acme], [sys_timerfd_h])
227 SR_DRIVER([BeagleLogic], [beaglelogic], [sys_mman_h sys_ioctl_h])
228 SR_DRIVER([Brymen BM86x], [brymen-bm86x], [libusb])
229 SR_DRIVER([Brymen DMM], [brymen-dmm], [libserialport])
230 SR_DRIVER([CEM DT-885x], [cem-dt-885x], [libserialport])
231 SR_DRIVER([Center 3xx], [center-3xx], [libserialport])
232 SR_DRIVER([ChronoVu LA], [chronovu-la], [libusb libftdi])
233 SR_DRIVER([Colead SLM], [colead-slm], [libserialport])
234 SR_DRIVER([Conrad DIGI 35 CPU], [conrad-digi-35-cpu], [libserialport])
235 SR_DRIVER([demo], [demo])
236 SR_DRIVER([DreamSourceLab DSLogic], [dreamsourcelab-dslogic], [libusb])
237 SR_DRIVER([Fluke 45], [fluke-45])
238 SR_DRIVER([Fluke DMM], [fluke-dmm], [libserialport])
239 SR_DRIVER([FTDI LA], [ftdi-la], [libusb libftdi])
240 SR_DRIVER([fx2lafw], [fx2lafw], [libusb])
241 SR_DRIVER([GMC MH 1x/2x], [gmc-mh-1x-2x], [libserialport])
242 SR_DRIVER([GW Instek GDS-800], [gwinstek-gds-800], [libserialport])
243 SR_DRIVER([GW Instek GPD], [gwinstek-gpd], [libserialport])
244 SR_DRIVER([Hameg HMO], [hameg-hmo], [libserialport])
245 SR_DRIVER([Hantek 4032L], [hantek-4032l], [libusb])
246 SR_DRIVER([Hantek 6xxx], [hantek-6xxx], [libusb])
247 SR_DRIVER([Hantek DSO], [hantek-dso], [libusb])
248 SR_DRIVER([HP 3457A], [hp-3457a])
249 SR_DRIVER([HP 3478A], [hp-3478a], [libgpib])
250 SR_DRIVER([Hung-Chang DSO-2100], [hung-chang-dso-2100], [libieee1284])
251 SR_DRIVER([Ikalogic Scanalogic-2], [ikalogic-scanalogic2], [libusb])
252 SR_DRIVER([Ikalogic Scanaplus], [ikalogic-scanaplus], [libftdi])
253 SR_DRIVER([IPDBG LA], [ipdbg-la])
254 SR_DRIVER([Kecheng KC-330B], [kecheng-kc-330b], [libusb])
255 SR_DRIVER([KERN scale], [kern-scale], [libserialport])
256 SR_DRIVER([Korad KAxxxxP], [korad-kaxxxxp], [libserialport])
257 SR_DRIVER([Lascar EL-USB], [lascar-el-usb], [libusb])
258 SR_DRIVER([LeCroy LogicStudio], [lecroy-logicstudio], [libusb])
259 SR_DRIVER([LeCroy X-Stream], [lecroy-xstream])
260 SR_DRIVER([Manson HCS-3xxx], [manson-hcs-3xxx], [libserialport])
261 SR_DRIVER([maynuo-m97], [maynuo-m97])
262 SR_DRIVER([MIC 985xx], [mic-985xx], [libserialport])
263 SR_DRIVER([Motech LPS 30x], [motech-lps-30x], [libserialport])
264 SR_DRIVER([Norma DMM], [norma-dmm], [libserialport])
265 SR_DRIVER([OpenBench Logic Sniffer], [openbench-logic-sniffer], [libserialport])
266 SR_DRIVER([PCE PCE-322A], [pce-322a], [libserialport])
267 SR_DRIVER([Pipistrello-OLS], [pipistrello-ols], [libftdi])
268 SR_DRIVER([RDTech DPSxxxx/DPHxxxx], [rdtech-dps], [libserialport])
269 SR_DRIVER([Rigol DS], [rigol-ds])
270 SR_DRIVER([Rohde&Schwarz SME-0x], [rohde-schwarz-sme-0x], [libserialport])
271 SR_DRIVER([Saleae Logic16], [saleae-logic16], [libusb])
272 SR_DRIVER([Saleae Logic Pro], [saleae-logic-pro], [libusb])
273 SR_DRIVER([SCPI PPS], [scpi-pps])
274 SR_DRIVER([serial DMM], [serial-dmm], [libserialport])
275 SR_DRIVER([serial LCR], [serial-lcr], [libserialport])
276 SR_DRIVER([Siglent SDS], [siglent-sds])
277 SR_DRIVER([Sysclk LWLA], [sysclk-lwla], [libusb])
278 SR_DRIVER([Teleinfo], [teleinfo], [libserialport])
279 SR_DRIVER([Testo], [testo], [libusb])
280 SR_DRIVER([Tondaj SL-814], [tondaj-sl-814], [libserialport])
281 SR_DRIVER([UNI-T DMM], [uni-t-dmm], [libusb])
282 SR_DRIVER([UNI-T UT32x], [uni-t-ut32x], [libusb])
283 SR_DRIVER([Victor DMM], [victor-dmm], [libusb])
284 SR_DRIVER([Yokogawa DL/DLM], [yokogawa-dlm])
285 SR_DRIVER([ZEROPLUS Logic Cube], [zeroplus-logic-cube], [libusb])
286 SR_DRIVER([ZKETECH EBD-USB], [zketech-ebd-usb], [libserialport])
288 ###############################
289 ## Language bindings setup ##
290 ###############################
293 SR_ARG_ENABLE_WARNINGS([SR_WXXFLAGS], [-Wall], [-Wall -Wextra])
295 AC_ARG_ENABLE([bindings],
296 [AS_HELP_STRING([--enable-bindings], [build language bindings [default=yes]])],
297 [], [enable_bindings=yes])
300 [AS_HELP_STRING([--enable-cxx], [build C++ bindings [default=yes]])],
301 [], [enable_cxx=$enable_bindings])
303 AC_ARG_ENABLE([python],
304 [AS_HELP_STRING([--enable-python], [build Python bindings [default=yes]])],
305 [], [enable_python=$enable_bindings])
307 AC_ARG_ENABLE([ruby],
308 [AS_HELP_STRING([--enable-ruby], [build Ruby bindings [default=yes]])],
309 [], [enable_ruby=$enable_bindings])
311 AC_ARG_ENABLE([java],
312 [AS_HELP_STRING([--enable-java], [build Java bindings [default=yes]])],
313 [], [enable_java=$enable_bindings])
321 # Check if the C++ compiler supports the C++11 standard.
322 AX_CXX_COMPILE_STDCXX([11], [noext], [optional])
323 AS_IF([test "x$HAVE_CXX11" != x1],
324 [SR_APPEND([sr_cxx_missing], [', '], ['C++11'])])
326 # The C++ bindings need glibmm.
327 SR_PKG_CHECK([glibmm], [SR_PKGLIBS_CXX], [glibmm-2.4 >= 2.32.0])
328 AS_IF([test "x$sr_have_glibmm" != xyes],
329 [SR_APPEND([sr_cxx_missing], [', '], [glibmm])])
331 # The C++ bindings use Doxygen to parse libsigrok symbols.
332 AC_CHECK_PROG([HAVE_DOXYGEN], [doxygen], [yes], [no])
333 AS_IF([test "x$HAVE_DOXYGEN" != xyes],
334 [SR_APPEND([sr_cxx_missing], [', '], [Doxygen])])
336 # Link C++ code with gnustl_shared if it exists (Android)
337 SR_SEARCH_LIBS([SR_EXTRA_CXX_LIBS], [__cxa_throw], [gnustl_shared])
339 # Python is needed for the C++ bindings.
340 AM_PATH_PYTHON([2.7],
343 SR_APPEND([sr_cxx_missing], [', '], [Python])])
345 AS_IF([test -z "$sr_cxx_missing"],
346 [BINDINGS_CXX=$enable_cxx], [BINDINGS_CXX=no])
347 AM_CONDITIONAL([BINDINGS_CXX], [test "x$BINDINGS_CXX" = xyes])
349 # C++ bindings want stoi and stod.
350 AM_COND_IF([BINDINGS_CXX], [
351 AC_CACHE_CHECK([for stoi and stod], [sr_cv_have_stoi_stod],
352 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <string>]],
353 [[(void) std::stoi("1"); (void) std::stod("1.0");]])],
354 [sr_cv_have_stoi_stod=yes], [sr_cv_have_stoi_stod=no])])
355 AS_IF([test "x$sr_cv_have_stoi_stod" = xyes],
356 [AC_DEFINE([HAVE_STOI_STOD], [1],
357 [Specifies whether we have the stoi and stod functions.])])
360 #######################
361 ## Python bindings ##
362 #######################
364 AS_IF([test "x$BINDINGS_CXX" = xyes],
365 [sr_python_missing=],
366 [sr_python_missing='C++ bindings'])
368 # Extract major and minor version number of the Python interpreter.
369 sr_pymajor=${PYTHON_VERSION%%.*}
370 sr_pyminor=${PYTHON_VERSION#*.}
372 # The Python bindings need Python development files. Check for either
373 # Python 3 or Python 2 headers depending on the interpreter version.
374 SR_PKG_CHECK([python_dev], [SR_PKGLIBS_PYTHON],
375 [python = $PYTHON_VERSION],
376 [python$sr_pymajor = $PYTHON_VERSION],
377 [python$sr_pymajor$sr_pyminor = $PYTHON_VERSION],
378 [python-$PYTHON_VERSION = $PYTHON_VERSION])
380 AS_IF([test "x$sr_have_python_dev" != xyes],
381 [SR_APPEND([sr_python_missing], [', '], [Headers])])
383 # PyGObject is needed for the Python bindings.
384 SR_PKG_CHECK([pygobject], [SR_PKGLIBS_PYTHON], [pygobject-3.0 >= 3.0.0])
385 AS_IF([test "x$sr_have_pygobject" != xyes],
386 [SR_APPEND([sr_python_missing], [', '], [PyGObject])])
388 PKG_CHECK_EXISTS([pygobject-3.0 < 3.7.91],
389 [AC_DEFINE([PYGOBJECT_FLAGS_SIGNED], [1],
390 [Whether last argument to pyg_flags_get_value() is signed.])])
392 # The Python bindings need the setuptools and numpy Python modules.
393 # We'll let it go through even if the AX macro wasn't found, as the
394 # Python modules may still be there.
395 m4_ifdef([AX_PYTHON_MODULE], [
396 AX_PYTHON_MODULE([setuptools])
397 AX_PYTHON_MODULE([numpy])
399 HAVE_PYMOD_SETUPTOOLS=yes
401 m4_warn([unsupported],
402 [Missing macro AX_PYTHON_MODULE: no check for setuptools and numpy])
404 AS_IF([test "x$HAVE_PYMOD_SETUPTOOLS" != xyes],
405 [SR_APPEND([sr_python_missing], [', '], [setuptools])])
406 AS_IF([test "x$HAVE_PYMOD_NUMPY" != xyes],
407 [SR_APPEND([sr_python_missing], [', '], [numpy])])
409 # The Python bindings use SWIG to generate code.
410 AC_CHECK_PROGS([SWIG], [swig swig3.0 swig2.0])
411 AS_IF([test "x$SWIG" != x],
412 AC_MSG_CHECKING([for $SWIG version])
413 [SWIG_VERSION=`$SWIG -version 2>&1 | sed -n 's/SWIG Version //p'`]
414 AC_MSG_RESULT([$SWIG_VERSION]))
415 AS_IF([test "x$SWIG" = x],
416 [SR_APPEND([sr_python_missing], [', '], [SWIG])])
418 AS_IF([test -z "$sr_python_missing"],
419 [BINDINGS_PYTHON=$enable_python], [BINDINGS_PYTHON=no])
420 AM_CONDITIONAL([BINDINGS_PYTHON], [test "x$BINDINGS_PYTHON" = xyes])
422 #####################
424 #####################
426 AS_IF([test "x$BINDINGS_CXX" = xyes],
428 [sr_ruby_missing='C++ bindings'])
430 AC_PATH_PROGS(RUBY, ["${RUBY-ruby}"], [])
431 AS_IF([test "x$RUBY" != x],
432 AC_MSG_CHECKING([for Ruby version])
433 [RUBY_VERSION=`$RUBY -e 'puts RUBY_VERSION'`]
434 AC_MSG_RESULT([$RUBY_VERSION])
435 [RUBY_DLEXT=`$RUBY -rrbconfig -e 'puts RbConfig::CONFIG[["DLEXT"]]'`]
436 AC_SUBST(RUBY_DLEXT))
438 AS_IF([test "x$RUBY" = x],
439 [SR_APPEND([sr_ruby_missing], [', '], [Ruby])])
441 # Extract major and minor version number of the Ruby interpreter.
442 sr_rbmajor=${RUBY_VERSION%%.*}
443 sr_rbminor=${RUBY_VERSION#*.}
444 sr_rbminor=${sr_rbminor%%.*}
446 # The Ruby bindings need Ruby development files.
447 SR_PKG_CHECK([ruby_dev], [SR_PKGLIBS_RUBY],
449 [ruby-$sr_rbmajor.$sr_rbminor])
451 AS_IF([test "x$sr_have_ruby_dev" != xyes],
452 [SR_APPEND([sr_ruby_missing], [', '], [Headers])])
454 # The Ruby bindings use SWIG >= 3.0.8 to generate code.
455 AS_IF([test "x$SWIG" = x],
456 [SR_APPEND([sr_ruby_missing], [', '], [SWIG])],
457 [AS_VERSION_COMPARE($SWIG_VERSION, "3.0.8",
458 [SR_APPEND([sr_ruby_missing], [', '], ['SWIG >= 3.0.8'])])])
460 AS_IF([test -z "$sr_ruby_missing"],
461 [BINDINGS_RUBY=$enable_ruby], [BINDINGS_RUBY=no])
462 AM_CONDITIONAL([BINDINGS_RUBY], [test "x$BINDINGS_RUBY" = xyes])
468 AS_IF([test "x$BINDINGS_CXX" = xyes],
470 [sr_java_missing='C++ bindings'])
472 # The Java bindings use SWIG to generate code.
473 AS_IF([test "x$SWIG" = x],
474 [SR_APPEND([sr_java_missing], [', '], [SWIG])])
476 # Find Java compiler and JNI includes for Java bindings.
477 AC_CHECK_PROG([HAVE_JAVAC], [javac], [yes], [no])
478 AS_IF([test "x$HAVE_JAVAC" = xno],
479 [SR_APPEND([sr_java_missing], [', '], [JavaC])])
481 AC_ARG_WITH([jni-include-path],
482 [AS_HELP_STRING([[--with-jni-include-path=DIR-LIST (space-separated)]],
483 [specify JNI include directories [default=detect]])],
484 [JNI_INCLUDE_DIRS=" $withval"], [JNI_INCLUDE_DIRS=])
487 AS_IF([test "x$enable_java$HAVE_JAVAC" = xyesyes], [
489 AS_IF([test -z "$JNI_INCLUDE_DIRS" && test "x$cross_compiling" != xyes], [
490 ## Work around the totally broken logic in AX_JNI_INCLUDE_DIR:
491 ## If we can find jni.h without any special search path, skip
492 ## the execution of the broken macro to increase our chances of
494 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <jni.h>]], [])],,
495 [AX_JNI_INCLUDE_DIR])
498 for sr_dir in $JNI_INCLUDE_DIRS
500 SR_APPEND([JNI_CPPFLAGS], ["-I$sr_dir"])
502 AC_SUBST([JNI_CPPFLAGS])
504 sr_save_cppflags=$CPPFLAGS
505 SR_APPEND([CPPFLAGS], [$JNI_CPPFLAGS])
506 AC_CHECK_HEADER([jni.h],,
507 [SR_APPEND([sr_java_missing], [', '], ['JNI headers'])])
508 CPPFLAGS=$sr_save_cppflags
510 AS_IF([test -z "$sr_java_missing"],
511 [BINDINGS_JAVA=$enable_java], [BINDINGS_JAVA=no])
512 AM_CONDITIONAL([BINDINGS_JAVA], [test "x$BINDINGS_JAVA" = xyes])
514 ##############################
515 ## Finalize configuration ##
516 ##############################
518 # Add mandatory dependencies to module list.
519 SR_APPEND([SR_PKGLIBS], ['libzip >= 0.10'])
520 AC_SUBST([SR_PKGLIBS])
522 # Retrieve the compile and link flags for all modules combined.
523 # Also, bail out at this point if any module dependency is not met.
524 PKG_CHECK_MODULES([LIBSIGROK], [glib-2.0 >= 2.32.0 $SR_PKGLIBS])
525 PKG_CHECK_MODULES([TESTS], [$SR_PKGLIBS_TESTS glib-2.0 $SR_PKGLIBS])
527 # SR_PKGLIBS_CXX may be empty, so only invoke these checks when
528 # the C++ bindings are enabled.
529 AM_COND_IF([BINDINGS_CXX], [
530 PKG_CHECK_MODULES([LIBSIGROKCXX], [$SR_PKGLIBS_CXX])
531 PKG_CHECK_MODULES([PYSIGROK], [$SR_PKGLIBS_PYTHON $SR_PKGLIBS_CXX])
532 PKG_CHECK_MODULES([RBSIGROK], [$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 $SR_PKGLIBS_RUBY)")])
535 # Check for specific libusb features, now that we know the CFLAGS.
537 sr_save_cflags=$CFLAGS
539 CFLAGS="$LIBSIGROK_CFLAGS $CFLAGS"
540 LIBS="$LIBSIGROK_LIBS $LIBS"
541 AC_CHECK_TYPES([libusb_os_handle],
542 [sr_have_libusb_os_handle=yes], [sr_have_libusb_os_handle=no],
543 [[#include <libusb.h>]])
544 AC_CHECK_FUNCS([zip_discard])
546 CFLAGS=$sr_save_cflags
548 AM_COND_IF([NEED_USB], [AS_CASE([$sr_have_libusb_os_handle:$host_os], [no:mingw*],
549 [AC_MSG_ERROR([Windows builds require the event-abstraction branch of libusb])])])
551 sr_glib_version=`$PKG_CONFIG --modversion glib-2.0 2>&AS_MESSAGE_LOG_FD`
552 sr_libzip_version=`$PKG_CONFIG --modversion libzip 2>&AS_MESSAGE_LOG_FD`
554 AC_DEFINE_UNQUOTED([CONF_LIBZIP_VERSION], ["$sr_libzip_version"],
555 [Build-time version of libzip.])
556 AC_DEFINE_UNQUOTED([CONF_HOST], ["$host"],
557 [The canonical host libsigrok will run on.])
559 AC_CONFIG_FILES([Makefile libsigrok.pc bindings/cxx/libsigrokcxx.pc])
563 # Prepare bindings report messages.
564 m4_define([SR_PREPARE_BINDING_REPORT], [
566 test -z "$sr_$1_missing" || sr_report_$1=" (missing: $sr_$1_missing)"
567 test "x$enable_$1" = xyes || sr_report_$1=' (disabled)'
569 m4_map_args([SR_PREPARE_BINDING_REPORT], [cxx], [python], [ruby], [java])
571 cat >&AS_MESSAGE_FD <<_EOF
573 libsigrok configuration summary:
574 - Package version................. $SR_PACKAGE_VERSION
575 - Library ABI version............. $SR_LIB_VERSION
576 - Prefix.......................... $prefix
577 - Building on..................... $build
578 - Building for.................... $host
579 - Building shared / static........ $enable_shared / $enable_static
581 Compile configuration:
582 - C compiler...................... $CC
583 - C compiler version.............. $sr_cc_version
584 - C compiler flags................ $CFLAGS
585 - Additional C compiler flags..... $SR_EXTRA_CFLAGS
586 - C compiler warnings............. $SR_WFLAGS
587 - C++ compiler.................... $CXX
588 - C++ compiler version............ $sr_cxx_version
589 - C++ compiler flags.............. $CXXFLAGS
590 - C++ compiler warnings........... $SR_WXXFLAGS
591 - Linker flags.................... $LDFLAGS
593 Detected libraries (required):
594 - glib-2.0 >= 2.32.0.............. $sr_glib_version
595 - libzip >= 0.10.................. $sr_libzip_version
597 Detected libraries (optional):
599 Enabled hardware drivers:
601 Enabled SCPI backends:
602 - TCP............................. yes
603 - RPC............................. $sr_cv_have_rpc
604 - serial.......................... $sr_have_libserialport
605 - VISA............................ $sr_have_librevisa
606 - GPIB............................ $sr_have_libgpib
607 - USBTMC.......................... $sr_have_libusb
609 Enabled language bindings:
610 - C++............................. $BINDINGS_CXX$sr_report_cxx
611 - Python.......................... $BINDINGS_PYTHON$sr_report_python
612 - Ruby............................ $BINDINGS_RUBY$sr_report_ruby
613 - Java............................ $BINDINGS_JAVA$sr_report_java
617 # Emit a warning if the C++ bindings are not being built.
618 AM_COND_IF([BINDINGS_CXX], [], [
619 cat >&AS_MESSAGE_FD <<_EOF
620 ===============================================================================
621 WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
622 ===============================================================================
624 === The libsigrok C++ bindings are not being built since you ===
625 === are missing one or more dependencies (see above)! ===
627 === This means you won't be able to compile frontends that require ===
628 === the C++ bindings (such as PulseView)! You also won't be able to build ===
629 === other bindings and frontends using those (such as sigrok-meter)! ===
631 ===============================================================================
632 WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING
633 ===============================================================================