forked from sigrokproject/libsigrok
-
Notifications
You must be signed in to change notification settings - Fork 0
/
configure.ac
610 lines (505 loc) · 22.1 KB
/
configure.ac
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
##
## This file is part of the libsigrok project.
##
## Copyright (C) 2010-2012 Bert Vermeulen <[email protected]>
## Copyright (C) 2012 Alexandru Gagniuc <[email protected]>
##
## 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])
AC_INIT([libsigrok], [0.6.0],
[libsigrok], [http://www.sigrok.org])
AC_CONFIG_MACRO_DIR([m4])
AC_CONFIG_AUX_DIR([autostuff])
AC_CONFIG_HEADERS([config.h include/libsigrok/version.h])
# We require at least automake 1.11 (needed for 'silent rules').
AM_INIT_AUTOMAKE([1.11 -Wall -Werror no-define nostdinc subdir-objects check-news color-tests])
AM_SILENT_RULES([yes])
m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
AC_CANONICAL_HOST
# Checks for programs.
AC_PROG_CC
AC_PROG_CXX
AC_PROG_INSTALL
AC_PROG_LN_S
# Required for per-target flags or subdir-objects with C sources.
AM_PROG_CC_C_O
# Set the standard the C library headers should conform to.
AH_VERBATIM([_POSIX_C_SOURCE], [/* The targeted POSIX standard. */
#ifndef _POSIX_C_SOURCE
# define _POSIX_C_SOURCE 200112L
#endif])
# Get compiler versions.
SR_PROG_VERSION([$CC], [sr_cc_version])
SR_PROG_VERSION([$CXX], [sr_cxx_version])
# Check for optional make features.
SR_PROG_MAKE_ORDER_ONLY
# Initialize libtool.
LT_INIT
# Set up the libsigrok version defines.
SR_PKG_VERSION_SET([SR_PACKAGE_VERSION], [AC_PACKAGE_VERSION])
# Library version for libsigrok (NOT the same as the package version).
# Carefully read the libtool docs before updating these numbers!
# The algorithm for determining which number to change (and how) is nontrivial!
# http://www.gnu.org/software/libtool/manual/libtool.html#Updating-version-info
# Format: current:revision:age.
SR_LIB_VERSION_SET([SR_LIB_VERSION], [4:0:0])
AM_CONDITIONAL([WIN32], [test -z "${host_os##mingw*}" || test -z "${host_os##cygwin*}"])
#############################
## Optional dependencies ##
#############################
AC_LANG([C])
# Initialize pkg-config.
# We require at least 0.22, as "Requires.private" behaviour changed there.
PKG_PROG_PKG_CONFIG([0.22])
# Keep track of all checked modules so we can list them at the end.
SR_PKG_CHECK_SUMMARY([sr_pkglibs_summary])
# Collect the pkg-config module names of all dependencies in SR_PKGLIBS.
# These are used to derive the compiler flags and for the "Requires.private"
# field in the generated libsigrok.pc file.
SR_VAR_OPT_PKG([SR_PKGLIBS], [sr_deps_avail])
SR_PKGLIBS_TESTS=
SR_PKGLIBS_CXX=
SR_PKGLIBS_PYTHON=
SR_PKGLIBS_RUBY=
SR_EXTRA_LIBS=
SR_EXTRA_CXX_LIBS=
SR_ARG_OPT_PKG([libserialport], [LIBSERIALPORT], [NEED_SERIAL],
[libserialport >= 0.1.1])
SR_ARG_OPT_PKG([libftdi], [LIBFTDI], , [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.
# On Windows, require the latest version we can get our hands on,
# until the new generic event handling has seen an official release.
AS_CASE([$host_os],
[freebsd*], [sr_libusb_req='libusb-1.0' sr_have_libusb=yes],
[mingw*], [sr_libusb_req='libusb-1.0 >= 1.0.20'],
[sr_libusb_req='libusb-1.0 >= 1.0.16'])
SR_ARG_OPT_PKG([libusb], [LIBUSB_1_0], [NEED_USB],
[$sr_libusb_req])
SR_ARG_OPT_PKG([librevisa], [LIBREVISA], [NEED_VISA],
[librevisa >= 0.0.20130412])
SR_ARG_OPT_PKG([libgpib], [LIBGPIB], [NEED_GPIB],
[libgpib])
SR_ARG_OPT_CHECK([libieee1284], [LIBIEEE1284],, [
sr_save_LIBS=$LIBS
LIBS="-lieee1284 $LIBS"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <ieee1284.h>]],
[[(void) ieee1284_open(0, 0, 0);]])],
[sr_have_libieee1284=yes], [sr_have_libieee1284=no])
LIBS=$sr_save_LIBS
])
AS_IF([test "x$sr_have_libieee1284" = xyes],
[SR_PREPEND([SR_EXTRA_LIBS], [-lieee1284])])
######################
## Feature checks ##
######################
# The Check unit testing framework is optional. Disable if not found.
SR_PKG_CHECK([check], [SR_PKGLIBS_TESTS], [check >= 0.9.4])
AM_CONDITIONAL([HAVE_CHECK], [test "x$sr_have_check" = xyes])
# Enable the C99 standard if possible, and enforce the use
# of SR_API to explicitly mark all public API functions.
SR_EXTRA_CFLAGS=
SR_CHECK_COMPILE_FLAGS([SR_EXTRA_CFLAGS], [C99], [-std=c99 -c99 -AC99 -qlanglvl=extc99])
SR_CHECK_COMPILE_FLAGS([SR_EXTRA_CFLAGS], [visibility], [-fvisibility=hidden])
SR_ARG_ENABLE_WARNINGS([SR_WFLAGS], [-Wall], [-Wall -Wextra -Wmissing-prototypes])
# Check host characteristics.
AC_SYS_LARGEFILE
AC_C_BIGENDIAN
AC_CHECK_HEADERS([sys/mman.h], [SR_APPEND([sr_deps_avail], [sys_mman_h])])
AC_CHECK_HEADERS([sys/ioctl.h], [SR_APPEND([sr_deps_avail], [sys_ioctl_h])])
AC_CHECK_HEADERS([sys/timerfd.h], [SR_APPEND([sr_deps_avail], [sys_timerfd_h])])
# We need to link against the Winsock2 library for SCPI over TCP.
AS_CASE([$host_os], [mingw*], [SR_PREPEND([SR_EXTRA_LIBS], [-lws2_32])])
# libm (the standard math library) is always needed.
SR_SEARCH_LIBS([SR_EXTRA_LIBS], [pow], [m])
# RPC is only needed for VXI support.
AC_CACHE_CHECK([for RPC support], [sr_cv_have_rpc],
[AC_LINK_IFELSE([AC_LANG_PROGRAM(
[[#include <rpc/rpc.h>]m4_newline[CLIENT *rpc_test(void);]],
[[(void) clnt_create("", 0, 0, "");]])],
[sr_cv_have_rpc=yes], [sr_cv_have_rpc=no])])
AS_IF([test "x$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])
# Check for compiler support of 128 bit integers
AC_CHECK_TYPES([__int128_t, __uint128_t], [], [], [])
########################
## Hardware drivers ##
########################
# Keep track of all drivers so we can list them at the end.
SR_VAR_SUMMARY([sr_driver_summary])
# Check whether the sr_deps_avail list contains all of the arguments.
# Unavailable dependencies are collected in sr_deps_missing.
sr_check_driver_deps() {
sr_deps_missing=
for sr_dep
do
AS_CASE([" $sr_deps_avail "], [*" $sr_dep "*],,
[SR_APPEND([sr_deps_missing], [', '], [$sr_dep])])
done
test -z "$sr_deps_missing" || return 1
}
AC_ARG_ENABLE([all-drivers],
[AS_HELP_STRING([--enable-all-drivers],
[enable all drivers by default [default=yes]])],
[], [enable_all_drivers=yes])
## _SR_DRIVER(Device name, driver-name, var-name, [dependencies...])
m4_define([_SR_DRIVER], [
AC_ARG_ENABLE([$2],
[AS_HELP_STRING([--enable-$2], [enable $1 support])],
[$3=$enableval], [$3=$enable_all_drivers])
AS_IF([test "x[$]$3" = xyes], [sr_hw_info=yes[]m4_ifval([$4], [
sr_check_driver_deps $4 \
|| $3=no sr_hw_info="no (missing: $sr_deps_missing)"
])], [sr_hw_info='no (disabled)'])
sr_driver_summary_append "$2" "$sr_hw_info"
AM_CONDITIONAL([$3], [test "x[$]$3" = xyes])
AM_COND_IF([$3], [AC_DEFINE([HAVE_$3], [1], [Whether to support $1 device.]) AC_DEFINE([HAVE_DRIVERS], [1], [Whether at least one driver is enabled.])])
])
## SR_DRIVER(Device name, driver-name, [dependencies...])
m4_define([SR_DRIVER],
[_SR_DRIVER([$1], [$2], m4_expand([AS_TR_CPP([HW_$2])]), [$3])])
SR_DRIVER([Agilent DMM], [agilent-dmm], [libserialport])
SR_DRIVER([Appa 55II], [appa-55ii], [libserialport])
SR_DRIVER([Arachnid Labs Re:load Pro], [arachnid-labs-re-load-pro], [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], [libusb libftdi])
SR_DRIVER([Colead SLM], [colead-slm], [libserialport])
SR_DRIVER([Conrad DIGI 35 CPU], [conrad-digi-35-cpu], [libserialport])
SR_DRIVER([demo], [demo])
SR_DRIVER([DreamSourceLab DSLogic], [dreamsourcelab-dslogic], [libusb])
SR_DRIVER([Fluke DMM], [fluke-dmm], [libserialport])
SR_DRIVER([FTDI LA], [ftdi-la], [libusb libftdi])
SR_DRIVER([fx2lafw], [fx2lafw], [libusb])
SR_DRIVER([GMC MH 1x/2x], [gmc-mh-1x-2x], [libserialport])
SR_DRIVER([GW Instek GDS-800], [gwinstek-gds-800], [libserialport])
SR_DRIVER([Hameg HMO], [hameg-hmo], [libserialport])
SR_DRIVER([Hantek 4032L], [hantek-4032l], [libusb])
SR_DRIVER([Hantek 6xxx], [hantek-6xxx], [libusb])
SR_DRIVER([Hantek DSO], [hantek-dso], [libusb])
SR_DRIVER([HP 3457A], [hp-3457a])
SR_DRIVER([HP 3478A], [hp-3478a], [libgpib])
SR_DRIVER([Hung-Chang DSO-2100], [hung-chang-dso-2100], [libieee1284])
SR_DRIVER([Ikalogic Scanalogic-2], [ikalogic-scanalogic2], [libusb])
SR_DRIVER([Ikalogic Scanaplus], [ikalogic-scanaplus], [libftdi])
SR_DRIVER([Kecheng KC-330B], [kecheng-kc-330b], [libusb])
SR_DRIVER([KERN scale], [kern-scale], [libserialport])
SR_DRIVER([Korad KAxxxxP], [korad-kaxxxxp], [libserialport])
SR_DRIVER([Lascar EL-USB], [lascar-el-usb], [libusb])
SR_DRIVER([LeCroy LogicStudio], [lecroy-logicstudio], [libusb])
SR_DRIVER([LeCroy X-Stream], [lecroy-xstream])
SR_DRIVER([Manson HCS-3xxx], [manson-hcs-3xxx], [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([PCE PCE-322A], [pce-322a], [libserialport])
SR_DRIVER([Pipistrello-OLS], [pipistrello-ols], [libftdi])
SR_DRIVER([Rigol DS], [rigol-ds])
SR_DRIVER([Rohde&Schwarz SME-0x], [rohde-schwarz-sme-0x], [libserialport])
SR_DRIVER([Saleae Logic16], [saleae-logic16], [libusb])
SR_DRIVER([Saleae Logic Pro], [saleae-logic-pro], [libusb])
SR_DRIVER([SCPI PPS], [scpi-pps])
SR_DRIVER([serial DMM], [serial-dmm], [libserialport])
SR_DRIVER([serial LCR], [serial-lcr], [libserialport])
SR_DRIVER([Siglent SDS], [siglent-sds])
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++])
SR_ARG_ENABLE_WARNINGS([SR_WXXFLAGS], [-Wall], [-Wall -Wextra])
AC_ARG_ENABLE([bindings],
[AS_HELP_STRING([--enable-bindings], [build language bindings [default=yes]])],
[], [enable_bindings=yes])
AC_ARG_ENABLE([cxx],
[AS_HELP_STRING([--enable-cxx], [build C++ bindings [default=yes]])],
[], [enable_cxx=$enable_bindings])
AC_ARG_ENABLE([python],
[AS_HELP_STRING([--enable-python], [build Python bindings [default=yes]])],
[], [enable_python=$enable_bindings])
AC_ARG_ENABLE([ruby],
[AS_HELP_STRING([--enable-ruby], [build Ruby bindings [default=yes]])],
[], [enable_ruby=$enable_bindings])
AC_ARG_ENABLE([java],
[AS_HELP_STRING([--enable-java], [build Java bindings [default=yes]])],
[], [enable_java=$enable_bindings])
####################
## C++ bindings ##
####################
sr_cxx_missing=
# Check if the C++ compiler supports the C++11 standard.
AX_CXX_COMPILE_STDCXX([11], [noext], [optional])
AS_IF([test "x$HAVE_CXX11" != x1],
[SR_APPEND([sr_cxx_missing], [', '], ['C++11'])])
# The C++ bindings need glibmm.
SR_PKG_CHECK([glibmm], [SR_PKGLIBS_CXX], [glibmm-2.4 >= 2.32.0])
AS_IF([test "x$sr_have_glibmm" != xyes],
[SR_APPEND([sr_cxx_missing], [', '], [glibmm])])
# The C++ bindings use Doxygen to parse libsigrok symbols.
AC_CHECK_PROG([HAVE_DOXYGEN], [doxygen], [yes], [no])
AS_IF([test "x$HAVE_DOXYGEN" != xyes],
[SR_APPEND([sr_cxx_missing], [', '], [Doxygen])])
# Link C++ code with gnustl_shared if it exists (Android)
SR_SEARCH_LIBS([SR_EXTRA_CXX_LIBS], [__cxa_throw], [gnustl_shared])
# Python is needed for the C++ bindings.
AM_PATH_PYTHON([2.7],
[HAVE_PYTHON=yes],
[HAVE_PYTHON=no
SR_APPEND([sr_cxx_missing], [', '], [Python])])
AS_IF([test -z "$sr_cxx_missing"],
[BINDINGS_CXX=$enable_cxx], [BINDINGS_CXX=no])
AM_CONDITIONAL([BINDINGS_CXX], [test "x$BINDINGS_CXX" = xyes])
# C++ bindings want stoi and stod.
AM_COND_IF([BINDINGS_CXX], [
AC_CACHE_CHECK([for stoi and stod], [sr_cv_have_stoi_stod],
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <string>]],
[[(void) std::stoi("1"); (void) std::stod("1.0");]])],
[sr_cv_have_stoi_stod=yes], [sr_cv_have_stoi_stod=no])])
AS_IF([test "x$sr_cv_have_stoi_stod" = xyes],
[AC_DEFINE([HAVE_STOI_STOD], [1],
[Specifies whether we have the stoi and stod functions.])])
])
#######################
## Python bindings ##
#######################
AS_IF([test "x$BINDINGS_CXX" = xyes],
[sr_python_missing=],
[sr_python_missing='C++ bindings'])
# Extract major and minor version number of the Python interpreter.
sr_pymajor=${PYTHON_VERSION%%.*}
sr_pyminor=${PYTHON_VERSION#*.}
# The Python bindings need Python development files. Check for either
# Python 3 or Python 2 headers depending on the interpreter version.
SR_PKG_CHECK([python_dev], [SR_PKGLIBS_PYTHON],
[python = $PYTHON_VERSION],
[python$sr_pymajor = $PYTHON_VERSION],
[python$sr_pymajor$sr_pyminor = $PYTHON_VERSION],
[python-$PYTHON_VERSION = $PYTHON_VERSION])
AS_IF([test "x$sr_have_python_dev" != xyes],
[SR_APPEND([sr_python_missing], [', '], [Headers])])
# PyGObject is needed for the Python bindings.
SR_PKG_CHECK([pygobject], [SR_PKGLIBS_PYTHON], [pygobject-3.0 >= 3.0.0])
AS_IF([test "x$sr_have_pygobject" != xyes],
[SR_APPEND([sr_python_missing], [', '], [PyGObject])])
PKG_CHECK_EXISTS([pygobject-3.0 < 3.7.91],
[AC_DEFINE([PYGOBJECT_FLAGS_SIGNED], [1],
[Whether last argument to pyg_flags_get_value() is signed.])])
# The Python bindings need the setuptools and numpy Python modules.
# We'll let it go through even if the AX macro wasn't found, as the
# Python modules may still be there.
m4_ifdef([AX_PYTHON_MODULE], [
AX_PYTHON_MODULE([setuptools])
AX_PYTHON_MODULE([numpy])
], [
HAVE_PYMOD_SETUPTOOLS=yes
HAVE_PYMOD_NUMPY=yes
m4_warn([unsupported],
[Missing macro AX_PYTHON_MODULE: no check for setuptools and numpy])
])
AS_IF([test "x$HAVE_PYMOD_SETUPTOOLS" != xyes],
[SR_APPEND([sr_python_missing], [', '], [setuptools])])
AS_IF([test "x$HAVE_PYMOD_NUMPY" != xyes],
[SR_APPEND([sr_python_missing], [', '], [numpy])])
# The Python bindings use SWIG to generate code.
AC_CHECK_PROGS([SWIG], [swig swig3.0 swig2.0])
AS_IF([test "x$SWIG" != x],
AC_MSG_CHECKING([for $SWIG version])
[SWIG_VERSION=`$SWIG -version 2>&1 | sed -n 's/SWIG Version //p'`]
AC_MSG_RESULT([$SWIG_VERSION]))
AS_IF([test "x$SWIG" = x],
[SR_APPEND([sr_python_missing], [', '], [SWIG])])
AS_IF([test -z "$sr_python_missing"],
[BINDINGS_PYTHON=$enable_python], [BINDINGS_PYTHON=no])
AM_CONDITIONAL([BINDINGS_PYTHON], [test "x$BINDINGS_PYTHON" = xyes])
#####################
## Ruby bindings ##
#####################
AS_IF([test "x$BINDINGS_CXX" = xyes],
[sr_ruby_missing=],
[sr_ruby_missing='C++ bindings'])
AC_PATH_PROGS(RUBY, ["${RUBY-ruby}"], [])
AS_IF([test "x$RUBY" != x],
AC_MSG_CHECKING([for Ruby version])
[RUBY_VERSION=`$RUBY -e 'puts RUBY_VERSION'`]
AC_MSG_RESULT([$RUBY_VERSION])
[RUBY_DLEXT=`$RUBY -rrbconfig -e 'puts RbConfig::CONFIG[["DLEXT"]]'`]
AC_SUBST(RUBY_DLEXT))
AS_IF([test "x$RUBY" = x],
[SR_APPEND([sr_ruby_missing], [', '], [Ruby])])
# Extract major and minor version number of the Ruby interpreter.
sr_rbmajor=${RUBY_VERSION%%.*}
sr_rbminor=${RUBY_VERSION#*.}
sr_rbminor=${sr_rbminor%%.*}
# The Ruby bindings need Ruby development files.
SR_PKG_CHECK([ruby_dev], [SR_PKGLIBS_RUBY],
[ruby],
[ruby-$sr_rbmajor.$sr_rbminor])
AS_IF([test "x$sr_have_ruby_dev" != xyes],
[SR_APPEND([sr_ruby_missing], [', '], [Headers])])
# The Ruby bindings use SWIG >= 3.0.8 to generate code.
AS_IF([test "x$SWIG" = x],
[SR_APPEND([sr_ruby_missing], [', '], [SWIG])],
[AS_VERSION_COMPARE($SWIG_VERSION, "3.0.8",
[SR_APPEND([sr_ruby_missing], [', '], ['SWIG >= 3.0.8'])])])
AS_IF([test -z "$sr_ruby_missing"],
[BINDINGS_RUBY=$enable_ruby], [BINDINGS_RUBY=no])
AM_CONDITIONAL([BINDINGS_RUBY], [test "x$BINDINGS_RUBY" = xyes])
####################
## Java bindings ##
####################
AS_IF([test "x$BINDINGS_CXX" = xyes],
[sr_java_missing=],
[sr_java_missing='C++ bindings'])
# The Java bindings use SWIG to generate code.
AS_IF([test "x$SWIG" = x],
[SR_APPEND([sr_java_missing], [', '], [SWIG])])
# Find Java compiler and JNI includes for Java bindings.
AC_CHECK_PROG([HAVE_JAVAC], [javac], [yes], [no])
AS_IF([test "x$HAVE_JAVAC" = xno],
[SR_APPEND([sr_java_missing], [', '], [JavaC])])
AC_ARG_WITH([jni-include-path],
[AS_HELP_STRING([[--with-jni-include-path=DIR-LIST (space-separated)]],
[specify JNI include directories [default=detect]])],
[JNI_INCLUDE_DIRS=" $withval"], [JNI_INCLUDE_DIRS=])
JNI_CPPFLAGS=
AS_IF([test "x$enable_java$HAVE_JAVAC" = xyesyes], [
AX_PROG_JAVAC
AS_IF([test -z "$JNI_INCLUDE_DIRS" && test "x$cross_compiling" != xyes], [
## Work around the totally broken logic in AX_JNI_INCLUDE_DIR:
## If we can find jni.h without any special search path, skip
## the execution of the broken macro to increase our chances of
## success.
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <jni.h>]], [])],,
[AX_JNI_INCLUDE_DIR])
])
])
for sr_dir in $JNI_INCLUDE_DIRS
do
SR_APPEND([JNI_CPPFLAGS], ["-I$sr_dir"])
done
AC_SUBST([JNI_CPPFLAGS])
sr_save_cppflags=$CPPFLAGS
SR_APPEND([CPPFLAGS], [$JNI_CPPFLAGS])
AC_CHECK_HEADER([jni.h],,
[SR_APPEND([sr_java_missing], [', '], ['JNI headers'])])
CPPFLAGS=$sr_save_cppflags
AS_IF([test -z "$sr_java_missing"],
[BINDINGS_JAVA=$enable_java], [BINDINGS_JAVA=no])
AM_CONDITIONAL([BINDINGS_JAVA], [test "x$BINDINGS_JAVA" = xyes])
##############################
## Finalize configuration ##
##############################
# Add mandatory dependencies to module list.
SR_APPEND([SR_PKGLIBS], ['libzip >= 0.10'])
AC_SUBST([SR_PKGLIBS])
# Retrieve the compile and link flags for all modules combined.
# Also, bail out at this point if any module dependency is not met.
PKG_CHECK_MODULES([LIBSIGROK], [glib-2.0 >= 2.32.0 $SR_PKGLIBS])
PKG_CHECK_MODULES([TESTS], [$SR_PKGLIBS_TESTS glib-2.0 $SR_PKGLIBS])
# SR_PKGLIBS_CXX may be empty, so only invoke these checks when
# the C++ bindings are enabled.
AM_COND_IF([BINDINGS_CXX], [
PKG_CHECK_MODULES([LIBSIGROKCXX], [$SR_PKGLIBS_CXX])
PKG_CHECK_MODULES([PYSIGROK], [$SR_PKGLIBS_PYTHON $SR_PKGLIBS_CXX])
PKG_CHECK_MODULES([RBSIGROK], [$SR_PKGLIBS_RUBY $SR_PKGLIBS_CXX], [AC_SUBST(RBSIGROK_EXTDIR, "lib/$($PKG_CONFIG --variable=sitearch $SR_PKGLIBS_RUBY)/$($PKG_CONFIG --variable=RUBY_BASE_NAME $SR_PKGLIBS_RUBY)/vendor_ruby/$($PKG_CONFIG --variable=ruby_version $SR_PKGLIBS_RUBY)")])
])
# Check for specific libusb features, now that we know the CFLAGS.
AC_LANG([C])
sr_save_cflags=$CFLAGS
sr_save_libs=$LIBS
CFLAGS="$LIBSIGROK_CFLAGS $CFLAGS"
LIBS="$LIBSIGROK_LIBS $LIBS"
AC_CHECK_TYPES([libusb_os_handle],
[sr_have_libusb_os_handle=yes], [sr_have_libusb_os_handle=no],
[[#include <libusb.h>]])
AC_CHECK_FUNCS([zip_discard])
LIBS=$sr_save_libs
CFLAGS=$sr_save_cflags
AM_COND_IF([NEED_USB], [AS_CASE([$sr_have_libusb_os_handle:$host_os], [no:mingw*],
[AC_MSG_ERROR([Windows builds require the event-abstraction branch of libusb])])])
sr_glib_version=`$PKG_CONFIG --modversion glib-2.0 2>&AS_MESSAGE_LOG_FD`
sr_libzip_version=`$PKG_CONFIG --modversion libzip 2>&AS_MESSAGE_LOG_FD`
AC_DEFINE_UNQUOTED([CONF_LIBZIP_VERSION], ["$sr_libzip_version"],
[Build-time version of libzip.])
AC_DEFINE_UNQUOTED([CONF_HOST], ["$host"],
[The canonical host libsigrok will run on.])
AC_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], [ruby], [java])
cat >&AS_MESSAGE_FD <<_EOF
libsigrok configuration summary:
- Package version................. $SR_PACKAGE_VERSION
- Library ABI version............. $SR_LIB_VERSION
- Prefix.......................... $prefix
- Building on..................... $build
- Building for.................... $host
- Building shared / static........ $enable_shared / $enable_static
Compile configuration:
- C compiler...................... $CC
- C compiler version.............. $sr_cc_version
- C compiler flags................ $CFLAGS
- Additional C compiler flags..... $SR_EXTRA_CFLAGS
- C compiler warnings............. $SR_WFLAGS
- C++ compiler.................... $CXX
- C++ compiler version............ $sr_cxx_version
- C++ compiler flags.............. $CXXFLAGS
- C++ compiler warnings........... $SR_WXXFLAGS
- Linker flags.................... $LDFLAGS
Detected libraries (required):
- glib-2.0 >= 2.32.0.............. $sr_glib_version
- libzip >= 0.10.................. $sr_libzip_version
Detected libraries (optional):
$sr_pkglibs_summary
Enabled hardware drivers:
$sr_driver_summary
Enabled 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
- Ruby............................ $BINDINGS_RUBY$sr_report_ruby
- Java............................ $BINDINGS_JAVA$sr_report_java
_EOF