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1 | ## | |
2 | ## This file is part of the libsigrok project. | |
3 | ## | |
4 | ## Copyright (C) 2010-2012 Bert Vermeulen <bert@biot.com> | |
5 | ## Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.com> | |
6 | ## | |
7 | ## This program is free software: you can redistribute it and/or modify | |
8 | ## it under the terms of the GNU General Public License as published by | |
9 | ## the Free Software Foundation, either version 3 of the License, or | |
10 | ## (at your option) any later version. | |
11 | ## | |
12 | ## This program is distributed in the hope that it will be useful, | |
13 | ## but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | ## GNU General Public License for more details. | |
16 | ## | |
17 | ## You should have received a copy of the GNU General Public License | |
18 | ## along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 | ## | |
20 | ||
21 | # We require at least autoconf 2.63 (AC_INIT format changed there). | |
22 | AC_PREREQ([2.63]) | |
23 | ||
24 | AC_INIT([libsigrok], [0.5.0], | |
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]) | |
30 | ||
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]) | |
35 | ||
36 | AC_CANONICAL_HOST | |
37 | ||
38 | # Checks for programs. | |
39 | AC_PROG_CC | |
40 | AC_PROG_CXX | |
41 | AC_PROG_INSTALL | |
42 | AC_PROG_LN_S | |
43 | ||
44 | # Required for per-target flags or subdir-objects with C sources. | |
45 | AM_PROG_CC_C_O | |
46 | ||
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 | |
51 | #endif]) | |
52 | ||
53 | # Get compiler versions. | |
54 | SR_PROG_VERSION([$CC], [sr_cc_version]) | |
55 | SR_PROG_VERSION([$CXX], [sr_cxx_version]) | |
56 | ||
57 | # Check for optional make features. | |
58 | SR_PROG_MAKE_ORDER_ONLY | |
59 | ||
60 | # Initialize libtool. | |
61 | LT_INIT | |
62 | ||
63 | # Set up the libsigrok version defines. | |
64 | SR_PKG_VERSION_SET([SR_PACKAGE_VERSION], [AC_PACKAGE_VERSION]) | |
65 | ||
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], [3:0:0]) | |
72 | ||
73 | AM_CONDITIONAL([WIN32], [test -z "${host_os##mingw*}" || test -z "${host_os##cygwin*}"]) | |
74 | ||
75 | ############################# | |
76 | ## Optional dependencies ## | |
77 | ############################# | |
78 | ||
79 | AC_LANG([C]) | |
80 | ||
81 | # Initialize pkg-config. | |
82 | # We require at least 0.22, as "Requires.private" behaviour changed there. | |
83 | PKG_PROG_PKG_CONFIG([0.22]) | |
84 | ||
85 | # Keep track of all checked modules so we can list them at the end. | |
86 | SR_PKG_CHECK_SUMMARY([sr_pkglibs_summary]) | |
87 | ||
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]) | |
92 | SR_PKGLIBS_TESTS= | |
93 | SR_PKGLIBS_CXX= | |
94 | SR_PKGLIBS_PYTHON= | |
95 | SR_PKGLIBS_RUBY= | |
96 | SR_EXTRA_LIBS= | |
97 | ||
98 | SR_ARG_OPT_PKG([libserialport], [LIBSERIALPORT], [NEED_SERIAL], | |
99 | [libserialport >= 0.1.1]) | |
100 | ||
101 | SR_ARG_OPT_PKG([libftdi], [LIBFTDI],, | |
102 | [libftdi1 >= 1.0], [libftdi >= 0.16]) | |
103 | ||
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. | |
108 | AS_CASE([$host_os], | |
109 | [freebsd*], [sr_libusb_req='libusb-1.0' sr_have_libusb=yes], | |
110 | [mingw*], [sr_libusb_req='libusb-1.0 >= 1.0.20'], | |
111 | [sr_libusb_req='libusb-1.0 >= 1.0.16']) | |
112 | ||
113 | SR_ARG_OPT_PKG([libusb], [LIBUSB_1_0], [NEED_USB], | |
114 | [$sr_libusb_req]) | |
115 | ||
116 | SR_ARG_OPT_PKG([librevisa], [LIBREVISA], [NEED_VISA], | |
117 | [librevisa >= 0.0.20130412]) | |
118 | ||
119 | SR_ARG_OPT_PKG([libgpib], [LIBGPIB], [NEED_GPIB], | |
120 | [libgpib]) | |
121 | ||
122 | SR_ARG_OPT_CHECK([libieee1284], [LIBIEEE1284],, [ | |
123 | sr_save_LIBS=$LIBS | |
124 | LIBS="-lieee1284 $LIBS" | |
125 | AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <ieee1284.h>]], | |
126 | [[(void) ieee1284_open(0, 0, 0);]])], | |
127 | [sr_have_libieee1284=yes], [sr_have_libieee1284=no]) | |
128 | LIBS=$sr_save_LIBS | |
129 | ]) | |
130 | AS_IF([test "x$sr_have_libieee1284" = xyes], | |
131 | [SR_PREPEND([SR_EXTRA_LIBS], [-lieee1284])]) | |
132 | ||
133 | ###################### | |
134 | ## Feature checks ## | |
135 | ###################### | |
136 | ||
137 | # The Check unit testing framework is optional. Disable if not found. | |
138 | SR_PKG_CHECK([check], [SR_PKGLIBS_TESTS], [check >= 0.9.4]) | |
139 | AM_CONDITIONAL([HAVE_CHECK], [test "x$sr_have_check" = xyes]) | |
140 | ||
141 | # Enable the C99 standard if possible, and enforce the use | |
142 | # of SR_API to explicitly mark all public API functions. | |
143 | SR_EXTRA_CFLAGS= | |
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]) | |
146 | ||
147 | SR_ARG_ENABLE_WARNINGS([SR_WFLAGS], [-Wall], [-Wall -Wextra -Wmissing-prototypes]) | |
148 | ||
149 | # Check host characteristics. | |
150 | AC_SYS_LARGEFILE | |
151 | AC_C_BIGENDIAN | |
152 | ||
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])]) | |
156 | ||
157 | # We need to link against the Winsock2 library for SCPI over TCP. | |
158 | AS_CASE([$host_os], [mingw*], [SR_PREPEND([SR_EXTRA_LIBS], [-lws2_32])]) | |
159 | ||
160 | # libm (the standard math library) is always needed. | |
161 | SR_SEARCH_LIBS([SR_EXTRA_LIBS], [pow], [m]) | |
162 | ||
163 | # RPC is only needed for VXI support. | |
164 | AC_CACHE_CHECK([for RPC support], [sr_cv_have_rpc], | |
165 | [AC_LINK_IFELSE([AC_LANG_PROGRAM( | |
166 | [[#include <rpc/rpc.h>]m4_newline[CLIENT *rpc_test(void);]], | |
167 | [[(void) clnt_create("", 0, 0, "");]])], | |
168 | [sr_cv_have_rpc=yes], [sr_cv_have_rpc=no])]) | |
169 | AS_IF([test "x$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]) | |
173 | ||
174 | ######################## | |
175 | ## Hardware drivers ## | |
176 | ######################## | |
177 | ||
178 | # Keep track of all drivers so we can list them at the end. | |
179 | SR_VAR_SUMMARY([sr_driver_summary]) | |
180 | ||
181 | # Check whether the sr_deps_avail list contains all of the arguments. | |
182 | # Unavailable dependencies are collected in sr_deps_missing. | |
183 | sr_check_driver_deps() { | |
184 | sr_deps_missing= | |
185 | for sr_dep | |
186 | do | |
187 | AS_CASE([" $sr_deps_avail "], [*" $sr_dep "*],, | |
188 | [SR_APPEND([sr_deps_missing], [', '], [$sr_dep])]) | |
189 | done | |
190 | test -z "$sr_deps_missing" || return 1 | |
191 | } | |
192 | ||
193 | AC_ARG_ENABLE([all-drivers], | |
194 | [AS_HELP_STRING([--enable-all-drivers], | |
195 | [enable all drivers by default [default=yes]])], | |
196 | [], [enable_all_drivers=yes]) | |
197 | ||
198 | ## _SR_DRIVER(Device name, driver-name, var-name, [dependencies...]) | |
199 | m4_define([_SR_DRIVER], [ | |
200 | AC_ARG_ENABLE([$2], | |
201 | [AS_HELP_STRING([--enable-$2], [enable $1 support])], | |
202 | [$3=$enableval], [$3=$enable_all_drivers]) | |
203 | ||
204 | AS_IF([test "x[$]$3" = xyes], [sr_hw_info=yes[]m4_ifval([$4], [ | |
205 | sr_check_driver_deps $4 \ | |
206 | || $3=no sr_hw_info="no (missing: $sr_deps_missing)" | |
207 | ])], [sr_hw_info='no (disabled)']) | |
208 | sr_driver_summary_append "$2" "$sr_hw_info" | |
209 | ||
210 | AM_CONDITIONAL([$3], [test "x[$]$3" = xyes]) | |
211 | AM_COND_IF([$3], [AC_DEFINE([HAVE_$3], [1], [Whether to support $1 device.])]) | |
212 | ]) | |
213 | ||
214 | ## SR_DRIVER(Device name, driver-name, [dependencies...]) | |
215 | m4_define([SR_DRIVER], | |
216 | [_SR_DRIVER([$1], [$2], m4_expand([AS_TR_CPP([HW_$2])]), [$3])]) | |
217 | ||
218 | SR_DRIVER([Agilent DMM], [agilent-dmm], [libserialport]) | |
219 | SR_DRIVER([Appa 55II], [appa-55ii], [libserialport]) | |
220 | SR_DRIVER([Arachnid Labs Re:load Pro], [arachnid-labs-re-load-pro], [libserialport]) | |
221 | SR_DRIVER([ASIX SIGMA/SIGMA2], [asix-sigma], [libftdi]) | |
222 | SR_DRIVER([Atten PPS3xxx], [atten-pps3xxx], [libserialport]) | |
223 | SR_DRIVER([BayLibre ACME], [baylibre-acme], [sys_timerfd_h]) | |
224 | SR_DRIVER([BeagleLogic], [beaglelogic], [sys_mman_h sys_ioctl_h]) | |
225 | SR_DRIVER([Brymen BM86x], [brymen-bm86x], [libusb]) | |
226 | SR_DRIVER([Brymen DMM], [brymen-dmm], [libserialport]) | |
227 | SR_DRIVER([CEM DT-885x], [cem-dt-885x], [libserialport]) | |
228 | SR_DRIVER([Center 3xx], [center-3xx], [libserialport]) | |
229 | SR_DRIVER([ChronoVu LA], [chronovu-la], [libusb libftdi]) | |
230 | SR_DRIVER([Colead SLM], [colead-slm], [libserialport]) | |
231 | SR_DRIVER([Conrad DIGI 35 CPU], [conrad-digi-35-cpu], [libserialport]) | |
232 | SR_DRIVER([DER EE DE-5000], [deree-de5000], [libserialport]) | |
233 | SR_DRIVER([demo], [demo]) | |
234 | SR_DRIVER([Fluke DMM], [fluke-dmm], [libserialport]) | |
235 | SR_DRIVER([FTDI FT2232H], [ft2232h], [libftdi]) | |
236 | SR_DRIVER([fx2lafw], [fx2lafw], [libusb]) | |
237 | SR_DRIVER([GMC MH 1x/2x], [gmc-mh-1x-2x], [libserialport]) | |
238 | SR_DRIVER([GW Instek GDS-800], [gwinstek-gds-800], [libserialport]) | |
239 | SR_DRIVER([Hameg HMO], [hameg-hmo], [libserialport]) | |
240 | SR_DRIVER([Hantek 6xxx], [hantek-6xxx], [libusb]) | |
241 | SR_DRIVER([Hantek DSO], [hantek-dso], [libusb]) | |
242 | SR_DRIVER([HP 3457A], [hp-3457a]) | |
243 | SR_DRIVER([Hung-Chang DSO-2100], [hung-chang-dso-2100], [libieee1284]) | |
244 | SR_DRIVER([Ikalogic Scanalogic-2], [ikalogic-scanalogic2], [libusb]) | |
245 | SR_DRIVER([Ikalogic Scanaplus], [ikalogic-scanaplus], [libftdi]) | |
246 | SR_DRIVER([Kecheng KC-330B], [kecheng-kc-330b], [libusb]) | |
247 | SR_DRIVER([KERN scale], [kern-scale], [libserialport]) | |
248 | SR_DRIVER([Korad KAxxxxP], [korad-kaxxxxp], [libserialport]) | |
249 | SR_DRIVER([Lascar EL-USB], [lascar-el-usb], [libusb]) | |
250 | SR_DRIVER([LeCroy LogicStudio], [lecroy-logicstudio], [libusb]) | |
251 | SR_DRIVER([Manson HCS-3xxx], [manson-hcs-3xxx], [libserialport]) | |
252 | SR_DRIVER([maynuo-m97], [maynuo-m97]) | |
253 | SR_DRIVER([MIC 985xx], [mic-985xx], [libserialport]) | |
254 | SR_DRIVER([Motech LPS 30x], [motech-lps-30x], [libserialport]) | |
255 | SR_DRIVER([Norma DMM], [norma-dmm], [libserialport]) | |
256 | SR_DRIVER([OpenBench Logic Sniffer], [openbench-logic-sniffer], [libserialport]) | |
257 | SR_DRIVER([Pipistrello-OLS], [pipistrello-ols], [libftdi]) | |
258 | SR_DRIVER([Rigol DS], [rigol-ds]) | |
259 | SR_DRIVER([Saleae Logic16], [saleae-logic16], [libusb]) | |
260 | SR_DRIVER([SCPI PPS], [scpi-pps]) | |
261 | SR_DRIVER([serial DMM], [serial-dmm], [libserialport]) | |
262 | SR_DRIVER([Sysclk LWLA], [sysclk-lwla], [libusb]) | |
263 | SR_DRIVER([Teleinfo], [teleinfo], [libserialport]) | |
264 | SR_DRIVER([Testo], [testo], [libusb]) | |
265 | SR_DRIVER([Tondaj SL-814], [tondaj-sl-814], [libserialport]) | |
266 | SR_DRIVER([UNI-T DMM], [uni-t-dmm], [libusb]) | |
267 | SR_DRIVER([UNI-T UT32x], [uni-t-ut32x], [libusb]) | |
268 | SR_DRIVER([Victor DMM], [victor-dmm], [libusb]) | |
269 | SR_DRIVER([Yokogawa DL/DLM], [yokogawa-dlm]) | |
270 | SR_DRIVER([ZEROPLUS Logic Cube], [zeroplus-logic-cube], [libusb]) | |
271 | ||
272 | ############################### | |
273 | ## Language bindings setup ## | |
274 | ############################### | |
275 | ||
276 | AC_LANG([C++]) | |
277 | SR_ARG_ENABLE_WARNINGS([SR_WXXFLAGS], [-Wall], [-Wall -Wextra]) | |
278 | ||
279 | AC_ARG_ENABLE([bindings], | |
280 | [AS_HELP_STRING([--enable-bindings], [build language bindings [default=yes]])], | |
281 | [], [enable_bindings=yes]) | |
282 | ||
283 | AC_ARG_ENABLE([cxx], | |
284 | [AS_HELP_STRING([--enable-cxx], [build C++ bindings [default=yes]])], | |
285 | [], [enable_cxx=$enable_bindings]) | |
286 | ||
287 | AC_ARG_ENABLE([python], | |
288 | [AS_HELP_STRING([--enable-python], [build Python bindings [default=yes]])], | |
289 | [], [enable_python=$enable_bindings]) | |
290 | ||
291 | AC_ARG_ENABLE([ruby], | |
292 | [AS_HELP_STRING([--enable-ruby], [build Ruby bindings [default=yes]])], | |
293 | [], [enable_ruby=$enable_bindings]) | |
294 | ||
295 | AC_ARG_ENABLE([java], | |
296 | [AS_HELP_STRING([--enable-java], [build Java bindings [default=yes]])], | |
297 | [], [enable_java=$enable_bindings]) | |
298 | ||
299 | #################### | |
300 | ## C++ bindings ## | |
301 | #################### | |
302 | ||
303 | sr_cxx_missing= | |
304 | ||
305 | # Check if the C++ compiler supports the C++11 standard. | |
306 | AX_CXX_COMPILE_STDCXX_11([noext], [optional]) | |
307 | AS_IF([test "x$HAVE_CXX11" != x1], | |
308 | [SR_APPEND([sr_cxx_missing], [', '], ['C++11'])]) | |
309 | ||
310 | # The C++ bindings need glibmm. | |
311 | SR_PKG_CHECK([glibmm], [SR_PKGLIBS_CXX], [glibmm-2.4 >= 2.32.0]) | |
312 | AS_IF([test "x$sr_have_glibmm" != xyes], | |
313 | [SR_APPEND([sr_cxx_missing], [', '], [glibmm])]) | |
314 | ||
315 | # The C++ bindings use Doxygen to parse libsigrok symbols. | |
316 | AC_CHECK_PROG([HAVE_DOXYGEN], [doxygen], [yes], [no]) | |
317 | AS_IF([test "x$HAVE_DOXYGEN" != xyes], | |
318 | [SR_APPEND([sr_cxx_missing], [', '], [Doxygen])]) | |
319 | ||
320 | # Python is needed for the C++ bindings. | |
321 | AM_PATH_PYTHON([2.7], | |
322 | [HAVE_PYTHON=yes], | |
323 | [HAVE_PYTHON=no | |
324 | SR_APPEND([sr_cxx_missing], [', '], [Python])]) | |
325 | ||
326 | AS_IF([test -z "$sr_cxx_missing"], | |
327 | [BINDINGS_CXX=$enable_cxx], [BINDINGS_CXX=no]) | |
328 | AM_CONDITIONAL([BINDINGS_CXX], [test "x$BINDINGS_CXX" = xyes]) | |
329 | ||
330 | # C++ bindings want stoi and stod. | |
331 | AM_COND_IF([BINDINGS_CXX], [ | |
332 | AC_CACHE_CHECK([for stoi and stod], [sr_cv_have_stoi_stod], | |
333 | [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <string>]], | |
334 | [[(void) std::stoi("1"); (void) std::stod("1.0");]])], | |
335 | [sr_cv_have_stoi_stod=yes], [sr_cv_have_stoi_stod=no])]) | |
336 | AS_IF([test "x$sr_cv_have_stoi_stod" = xyes], | |
337 | [AC_DEFINE([HAVE_STOI_STOD], [1], | |
338 | [Specifies whether we have the stoi and stod functions.])]) | |
339 | ]) | |
340 | ||
341 | ####################### | |
342 | ## Python bindings ## | |
343 | ####################### | |
344 | ||
345 | AS_IF([test "x$BINDINGS_CXX" = xyes], | |
346 | [sr_python_missing=], | |
347 | [sr_python_missing='C++ bindings']) | |
348 | ||
349 | # Extract major and minor version number of the Python interpreter. | |
350 | sr_pymajor=${PYTHON_VERSION%%.*} | |
351 | sr_pyminor=${PYTHON_VERSION#*.} | |
352 | ||
353 | # The Python bindings need Python development files. Check for either | |
354 | # Python 3 or Python 2 headers depending on the interpreter version. | |
355 | SR_PKG_CHECK([python_dev], [SR_PKGLIBS_PYTHON], | |
356 | [python = $PYTHON_VERSION], | |
357 | [python$sr_pymajor = $PYTHON_VERSION], | |
358 | [python$sr_pymajor$sr_pyminor = $PYTHON_VERSION], | |
359 | [python-$PYTHON_VERSION = $PYTHON_VERSION]) | |
360 | ||
361 | AS_IF([test "x$sr_have_python_dev" != xyes], | |
362 | [SR_APPEND([sr_python_missing], [', '], [Headers])]) | |
363 | ||
364 | # PyGObject is needed for the Python bindings. | |
365 | SR_PKG_CHECK([pygobject], [SR_PKGLIBS_PYTHON], [pygobject-3.0 >= 3.0.0]) | |
366 | AS_IF([test "x$sr_have_pygobject" != xyes], | |
367 | [SR_APPEND([sr_python_missing], [', '], [PyGObject])]) | |
368 | ||
369 | PKG_CHECK_EXISTS([pygobject-3.0 < 3.7.91], | |
370 | [AC_DEFINE([PYGOBJECT_FLAGS_SIGNED], [1], | |
371 | [Whether last argument to pyg_flags_get_value() is signed.])]) | |
372 | ||
373 | # The Python bindings need the setuptools and numpy Python modules. | |
374 | # We'll let it go through even if the AX macro wasn't found, as the | |
375 | # Python modules may still be there. | |
376 | m4_ifdef([AX_PYTHON_MODULE], [ | |
377 | AX_PYTHON_MODULE([setuptools]) | |
378 | AX_PYTHON_MODULE([numpy]) | |
379 | ], [ | |
380 | HAVE_PYMOD_SETUPTOOLS=yes | |
381 | HAVE_PYMOD_NUMPY=yes | |
382 | m4_warn([unsupported], | |
383 | [Missing macro AX_PYTHON_MODULE: no check for setuptools and numpy]) | |
384 | ]) | |
385 | AS_IF([test "x$HAVE_PYMOD_SETUPTOOLS" != xyes], | |
386 | [SR_APPEND([sr_python_missing], [', '], [setuptools])]) | |
387 | AS_IF([test "x$HAVE_PYMOD_NUMPY" != xyes], | |
388 | [SR_APPEND([sr_python_missing], [', '], [numpy])]) | |
389 | ||
390 | # The Python bindings use SWIG to generate code. | |
391 | AC_CHECK_PROGS([SWIG], [swig swig3.0 swig2.0]) | |
392 | AS_IF([test "x$SWIG" != x], | |
393 | AC_MSG_CHECKING([for $SWIG version]) | |
394 | [SWIG_VERSION=`$SWIG -version 2>&1 | sed -n 's/SWIG Version\s*//p'`] | |
395 | AC_MSG_RESULT([$SWIG_VERSION])) | |
396 | AS_IF([test "x$SWIG" = x], | |
397 | [SR_APPEND([sr_python_missing], [', '], [SWIG])]) | |
398 | ||
399 | AS_IF([test -z "$sr_python_missing"], | |
400 | [BINDINGS_PYTHON=$enable_python], [BINDINGS_PYTHON=no]) | |
401 | AM_CONDITIONAL([BINDINGS_PYTHON], [test "x$BINDINGS_PYTHON" = xyes]) | |
402 | ||
403 | ##################### | |
404 | ## Ruby bindings ## | |
405 | ##################### | |
406 | ||
407 | AS_IF([test "x$BINDINGS_CXX" = xyes], | |
408 | [sr_ruby_missing=], | |
409 | [sr_ruby_missing='C++ bindings']) | |
410 | ||
411 | AC_PATH_PROGS(RUBY, ["${RUBY-ruby}"], []) | |
412 | AS_IF([test "x$RUBY" != x], | |
413 | AC_MSG_CHECKING([for Ruby version]) | |
414 | [RUBY_VERSION=`$RUBY -e 'puts RUBY_VERSION'`] | |
415 | AC_MSG_RESULT([$RUBY_VERSION]) | |
416 | [RUBY_DLEXT=`$RUBY -rrbconfig -e 'puts RbConfig::CONFIG[["DLEXT"]]'`] | |
417 | AC_SUBST(RUBY_DLEXT)) | |
418 | ||
419 | AS_IF([test "x$RUBY" = x], | |
420 | [SR_APPEND([sr_ruby_missing], [', '], [Ruby])]) | |
421 | ||
422 | # Extract major and minor version number of the Ruby interpreter. | |
423 | sr_rbmajor=${RUBY_VERSION%%.*} | |
424 | sr_rbminor=${RUBY_VERSION#*.} | |
425 | sr_rbminor=${sr_rbminor%%.*} | |
426 | ||
427 | # The Ruby bindings need Ruby development files. | |
428 | SR_PKG_CHECK([ruby_dev], [SR_PKGLIBS_RUBY], | |
429 | [ruby], | |
430 | [ruby-$sr_rbmajor.$sr_rbminor]) | |
431 | ||
432 | AS_IF([test "x$sr_have_ruby_dev" != xyes], | |
433 | [SR_APPEND([sr_ruby_missing], [', '], [Headers])]) | |
434 | ||
435 | # The Ruby bindings use SWIG >= 3.0.8 to generate code. | |
436 | AS_IF([test "x$SWIG" = x], | |
437 | [SR_APPEND([sr_ruby_missing], [', '], [SWIG])], | |
438 | [AS_VERSION_COMPARE($SWIG_VERSION, "3.0.8", | |
439 | [SR_APPEND([sr_ruby_missing], [', '], ['SWIG >= 3.0.8'])])]) | |
440 | ||
441 | AS_IF([test -z "$sr_ruby_missing"], | |
442 | [BINDINGS_RUBY=$enable_ruby], [BINDINGS_RUBY=no]) | |
443 | AM_CONDITIONAL([BINDINGS_RUBY], [test "x$BINDINGS_RUBY" = xyes]) | |
444 | ||
445 | #################### | |
446 | ## Java bindings ## | |
447 | #################### | |
448 | ||
449 | AS_IF([test "x$BINDINGS_CXX" = xyes], | |
450 | [sr_java_missing=], | |
451 | [sr_java_missing='C++ bindings']) | |
452 | ||
453 | # The Java bindings use SWIG to generate code. | |
454 | AS_IF([test "x$SWIG" = x], | |
455 | [SR_APPEND([sr_java_missing], [', '], [SWIG])]) | |
456 | ||
457 | # Find Java compiler and JNI includes for Java bindings. | |
458 | AC_CHECK_PROG([HAVE_JAVAC], [javac], [yes], [no]) | |
459 | AS_IF([test "x$HAVE_JAVAC" = xno], | |
460 | [SR_APPEND([sr_java_missing], [', '], [JavaC])]) | |
461 | ||
462 | AC_ARG_WITH([jni-include-path], | |
463 | [AS_HELP_STRING([[--with-jni-include-path=DIR-LIST (space-separated)]], | |
464 | [specify JNI include directories [default=detect]])], | |
465 | [JNI_INCLUDE_DIRS=" $withval"], [JNI_INCLUDE_DIRS=]) | |
466 | ||
467 | JNI_CPPFLAGS= | |
468 | AS_IF([test "x$enable_java$HAVE_JAVAC" = xyesyes], [ | |
469 | AX_PROG_JAVAC | |
470 | AS_IF([test -z "$JNI_INCLUDE_DIRS" && test "x$cross_compiling" != xyes], [ | |
471 | ## Work around the totally broken logic in AX_JNI_INCLUDE_DIR: | |
472 | ## If we can find jni.h without any special search path, skip | |
473 | ## the execution of the broken macro to increase our chances of | |
474 | ## success. | |
475 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <jni.h>]], [])],, | |
476 | [AX_JNI_INCLUDE_DIR]) | |
477 | ]) | |
478 | ]) | |
479 | for sr_dir in $JNI_INCLUDE_DIRS | |
480 | do | |
481 | SR_APPEND([JNI_CPPFLAGS], ["-I$sr_dir"]) | |
482 | done | |
483 | AC_SUBST([JNI_CPPFLAGS]) | |
484 | ||
485 | sr_save_cppflags=$CPPFLAGS | |
486 | SR_APPEND([CPPFLAGS], [$JNI_CPPFLAGS]) | |
487 | AC_CHECK_HEADER([jni.h],, | |
488 | [SR_APPEND([sr_java_missing], [', '], ['JNI headers'])]) | |
489 | CPPFLAGS=$sr_save_cppflags | |
490 | ||
491 | AS_IF([test -z "$sr_java_missing"], | |
492 | [BINDINGS_JAVA=$enable_java], [BINDINGS_JAVA=no]) | |
493 | AM_CONDITIONAL([BINDINGS_JAVA], [test "x$BINDINGS_JAVA" = xyes]) | |
494 | ||
495 | ############################## | |
496 | ## Finalize configuration ## | |
497 | ############################## | |
498 | ||
499 | # Add mandatory dependencies to module list. | |
500 | SR_APPEND([SR_PKGLIBS], ['libzip >= 0.10']) | |
501 | AC_SUBST([SR_PKGLIBS]) | |
502 | ||
503 | # Retrieve the compile and link flags for all modules combined. | |
504 | # Also, bail out at this point if any module dependency is not met. | |
505 | PKG_CHECK_MODULES([LIBSIGROK], [glib-2.0 >= 2.32.0 $SR_PKGLIBS]) | |
506 | PKG_CHECK_MODULES([TESTS], [$SR_PKGLIBS_TESTS glib-2.0 $SR_PKGLIBS]) | |
507 | ||
508 | # SR_PKGLIBS_CXX may be empty, so only invoke these checks when | |
509 | # the C++ bindings are enabled. | |
510 | AM_COND_IF([BINDINGS_CXX], [ | |
511 | PKG_CHECK_MODULES([LIBSIGROKCXX], [$SR_PKGLIBS_CXX]) | |
512 | PKG_CHECK_MODULES([PYSIGROK], [$SR_PKGLIBS_PYTHON $SR_PKGLIBS_CXX]) | |
513 | PKG_CHECK_MODULES([RBSIGROK], [$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 $SR_PKGLIBS_RUBY)")]) | |
514 | ]) | |
515 | ||
516 | # Check for specific libusb features, now that we know the CFLAGS. | |
517 | AC_LANG([C]) | |
518 | sr_save_cflags=$CFLAGS | |
519 | sr_save_libs=$LIBS | |
520 | CFLAGS="$LIBSIGROK_CFLAGS $CFLAGS" | |
521 | LIBS="$LIBSIGROK_LIBS $LIBS" | |
522 | AC_CHECK_TYPES([libusb_os_handle], | |
523 | [sr_have_libusb_os_handle=yes], [sr_have_libusb_os_handle=no], | |
524 | [[#include <libusb.h>]]) | |
525 | AC_CHECK_FUNCS([zip_discard]) | |
526 | LIBS=$sr_save_libs | |
527 | CFLAGS=$sr_save_cflags | |
528 | ||
529 | AM_COND_IF([NEED_USB], [AS_CASE([$sr_have_libusb_os_handle:$host_os], [no:mingw*], | |
530 | [AC_MSG_ERROR([Windows builds require the event-abstraction branch of libusb])])]) | |
531 | ||
532 | sr_glib_version=`$PKG_CONFIG --modversion glib-2.0 2>&AS_MESSAGE_LOG_FD` | |
533 | sr_libzip_version=`$PKG_CONFIG --modversion libzip 2>&AS_MESSAGE_LOG_FD` | |
534 | ||
535 | AC_DEFINE_UNQUOTED([CONF_LIBZIP_VERSION], ["$sr_libzip_version"], | |
536 | [Build-time version of libzip.]) | |
537 | AC_DEFINE_UNQUOTED([CONF_HOST], ["$host"], | |
538 | [The canonical host libsigrok will run on.]) | |
539 | ||
540 | AC_CONFIG_FILES([Makefile libsigrok.pc bindings/cxx/libsigrokcxx.pc]) | |
541 | ||
542 | AC_OUTPUT | |
543 | ||
544 | # Prepare bindings report messages. | |
545 | m4_define([SR_PREPARE_BINDING_REPORT], [ | |
546 | sr_report_$1= | |
547 | test -z "$sr_$1_missing" || sr_report_$1=" (missing: $sr_$1_missing)" | |
548 | test "x$enable_$1" = xyes || sr_report_$1=' (disabled)' | |
549 | ]) | |
550 | m4_map_args([SR_PREPARE_BINDING_REPORT], [cxx], [python], [ruby], [java]) | |
551 | ||
552 | cat >&AS_MESSAGE_FD <<_EOF | |
553 | ||
554 | libsigrok configuration summary: | |
555 | - Package version................. $SR_PACKAGE_VERSION | |
556 | - Library ABI version............. $SR_LIB_VERSION | |
557 | - Prefix.......................... $prefix | |
558 | - Building on..................... $build | |
559 | - Building for.................... $host | |
560 | ||
561 | Compile configuration: | |
562 | - C compiler...................... $CC | |
563 | - C compiler version.............. $sr_cc_version | |
564 | - C compiler flags................ $CFLAGS | |
565 | - Additional C compiler flags..... $SR_EXTRA_CFLAGS | |
566 | - C compiler warnings............. $SR_WFLAGS | |
567 | - C++ compiler.................... $CXX | |
568 | - C++ compiler version............ $sr_cxx_version | |
569 | - C++ compiler flags.............. $CXXFLAGS | |
570 | - C++ compiler warnings........... $SR_WXXFLAGS | |
571 | ||
572 | Detected libraries (required): | |
573 | - glib-2.0 >= 2.32.0.............. $sr_glib_version | |
574 | - libzip >= 0.10.................. $sr_libzip_version | |
575 | ||
576 | Detected libraries (optional): | |
577 | $sr_pkglibs_summary | |
578 | Enabled hardware drivers: | |
579 | $sr_driver_summary | |
580 | Enabled SCPI backends: | |
581 | - TCP............................. yes | |
582 | - RPC............................. $sr_cv_have_rpc | |
583 | - serial.......................... $sr_have_libserialport | |
584 | - VISA............................ $sr_have_librevisa | |
585 | - GPIB............................ $sr_have_libgpib | |
586 | - USBTMC.......................... $sr_have_libusb | |
587 | ||
588 | Enabled language bindings: | |
589 | - C++............................. $BINDINGS_CXX$sr_report_cxx | |
590 | - Python.......................... $BINDINGS_PYTHON$sr_report_python | |
591 | - Ruby............................ $BINDINGS_RUBY$sr_report_ruby | |
592 | - Java............................ $BINDINGS_JAVA$sr_report_java | |
593 | ||
594 | _EOF |