bump SONAME major to 8
[urcu.git] / configure.ac
1 dnl SPDX-License-Identifier: LGPL-2.1-only
2 dnl
3 dnl Copyright (C) 2021 EfficiOS, Inc.
4 dnl
5 dnl Process this file with autoconf to produce a configure script.
6
7 # Project version information
8 m4_define([urcu_version_major], [0])
9 m4_define([urcu_version_minor], [13])
10 m4_define([urcu_version_patch], [0])
11 m4_define([urcu_version_dev_stage], [-pre])
12 m4_define([urcu_version], urcu_version_major[.]urcu_version_minor[.]urcu_version_patch[]urcu_version_dev_stage)
13
14 # Library version information of "liburcu"
15 # Following the numbering scheme proposed by libtool for the library version
16 # http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
17 m4_define([urcu_lib_version_current], [8])
18 m4_define([urcu_lib_version_revision], [0])
19 m4_define([urcu_lib_version_age], [0])
20 m4_define([urcu_lib_version], urcu_lib_version_current[:]urcu_lib_version_revision[:]urcu_lib_version_age)
21
22
23 ## ##
24 ## Autoconf base setup ##
25 ## ##
26
27 AC_PREREQ([2.69])
28 AC_INIT([userspace-rcu],[urcu_version],[mathieu dot desnoyers at efficios dot com],[],[http://liburcu.org/])
29
30 AC_CONFIG_HEADERS([include/config.h include/urcu/config.h])
31 AC_CONFIG_AUX_DIR([config])
32 AC_CONFIG_MACRO_DIR([m4])
33
34 AC_CANONICAL_TARGET
35 AC_CANONICAL_HOST
36
37
38 ## ##
39 ## Automake base setup ##
40 ## ##
41
42 AM_INIT_AUTOMAKE([1.12 foreign dist-bzip2 no-dist-gzip nostdinc -Wall -Wno-portability -Werror])
43 AM_MAINTAINER_MODE([enable])
44
45 # Enable silent rules by default
46 AM_SILENT_RULES([yes])
47
48
49 ## ##
50 ## OS and Arch specific defaults ##
51 ## ##
52
53 AS_CASE([$host],
54 [*-cygwin*], [LT_NO_UNDEFINED="-no-undefined"]
55 )
56
57
58 ## ##
59 ## C compiler checks ##
60 ## ##
61
62 # Choose the C compiler
63 AC_PROG_CC
64 # AC_PROG_CC_STDC was merged in AC_PROG_CC in autoconf 2.70
65 m4_version_prereq([2.70], [], [AC_PROG_CC_STDC])
66
67 # Make sure the C compiler supports C99
68 AS_IF([test "$ac_cv_prog_cc_c99" = "no"], [AC_MSG_ERROR([The compiler does not support C99])])
69
70 # Enable available system extensions and LFS support
71 AC_USE_SYSTEM_EXTENSIONS
72 AC_SYS_LARGEFILE
73
74 # Make sure the C compiler supports __attribute__
75 AX_C___ATTRIBUTE__
76 AS_IF([test "x$ax_cv___attribute__" != "xyes"],
77 [AC_MSG_ERROR([The compiler does not support __attribute__ extensions])])
78
79 # Make sure we have pthread support
80 AX_PTHREAD([], [AC_MSG_ERROR([Could not configure pthread support])])
81
82 # Checks for typedefs, structures, and compiler characteristics.
83 AC_C_INLINE
84 AC_C_TYPEOF
85 AC_TYPE_INT32_T
86 AC_TYPE_PID_T
87 AC_TYPE_SIZE_T
88 AC_TYPE_SSIZE_T
89 AC_TYPE_UINT16_T
90 AC_TYPE_UINT32_T
91 AC_TYPE_UINT64_T
92 AC_TYPE_UINT8_T
93
94 # Detect warning flags supported by the C compiler and append them to
95 # WARN_CFLAGS.
96 m4_define([WARN_FLAGS_LIST], [ dnl
97 -Wall dnl
98 -Wextra dnl
99 -Wmissing-prototypes dnl
100 -Wmissing-declarations dnl
101 -Wnull-dereference dnl
102 -Wundef dnl
103 -Wshadow dnl
104 -Wjump-misses-init dnl
105 -Wsuggest-attribute=format dnl
106 -Wtautological-constant-out-of-range-compare dnl
107 -Wnested-externs dnl
108 -Wwrite-strings dnl
109 -Wformat=2 dnl
110 -Wstrict-aliasing dnl
111 -Wmissing-noreturn dnl
112 -Winit-self dnl
113 -Wduplicated-cond dnl
114 -Wduplicated-branches dnl
115 -Wlogical-op dnl
116 dnl
117 dnl-Wredundant-decls dnl
118 -Wno-null-dereference dnl
119 ])
120
121 # Pass -Werror as an extra flag during the test: this is needed to make the
122 # -Wunknown-warning-option diagnostic fatal with clang.
123 AC_LANG_PUSH([C])
124 AX_APPEND_COMPILE_FLAGS([WARN_FLAGS_LIST], [WARN_CFLAGS], [-Werror])
125 AC_LANG_POP([C])
126
127
128 ## ##
129 ## Header checks ##
130 ## ##
131
132 AC_HEADER_STDBOOL
133 AC_CHECK_HEADERS([ \
134 limits.h \
135 stddef.h \
136 sys/param.h \
137 sys/time.h \
138 ])
139
140
141 ## ##
142 ## Programs checks ##
143 ## ##
144
145 AC_PROG_AWK
146 AC_PROG_GREP
147 AC_PROG_MAKE_SET
148 AC_CHECK_PROGS(NPROC, [nproc gnproc])
149 AC_CHECK_PROGS(GETCONF, [getconf])
150 AS_IF([test "x$NPROC" != "x"],
151 [NPROC_CMD=$NPROC],
152 [AS_IF([test "x$GETCONF" != "x"],
153 [NPROC_CMD="$GETCONF _NPROCESSORS_ONLN"],
154 [NPROC_CMD="echo 1"]
155 )]
156 )
157 AC_SUBST([NPROC_CMD], [$NPROC_CMD])
158
159 # Initialize and configure libtool
160 LT_INIT
161
162
163 ## ##
164 ## Library checks ##
165 ## ##
166
167 # Checks for library functions.
168 AC_FUNC_MMAP
169 AC_FUNC_FORK
170 AC_CHECK_FUNCS([ \
171 atexit \
172 getcpuid \
173 gettid \
174 gettimeofday \
175 memeset \
176 memset \
177 munmap \
178 rand_r \
179 sched_getcpu \
180 sched_setaffinity \
181 strerror \
182 strtoul \
183 sysconf \
184 ])
185
186 # AC_FUNC_MALLOC causes problems when cross-compiling.
187 #AC_FUNC_MALLOC
188
189 # Search for clock_gettime() in -lrt
190 AC_SEARCH_LIBS([clock_gettime], [rt], [
191 AC_DEFINE([CONFIG_RCU_HAVE_CLOCK_GETTIME], [1], [clock_gettime() is detected.])
192 ])
193
194
195 ## ##
196 ## Optionnal features selection ##
197 ## ##
198
199 # Allow to fallback to FIXME if the membarrier syscall is unavailable on the
200 # running kernel, when disabled, abort if the syscall is unavailable. Applies
201 # to default and bulletproof flavors.
202 # Enabled by default
203 AE_FEATURE_DEFAULT_ENABLE
204 AE_FEATURE([sys-membarrier-fallback], [Abort if sys-membarrier is needed but not available rather than using a fallback.])
205
206 # Use compiler Thread Local Storage, when disabled use pthread_getspecific() to emulate TLS.
207 # Enabled by default
208 AE_FEATURE_DEFAULT_ENABLE
209 AE_FEATURE([compiler-tls], [Use pthread_getspecific() to emulate Thread Local Storage (TLS) variables.])
210
211 # smp-support configure option
212 # Enabled by default
213 AE_FEATURE_DEFAULT_ENABLE
214 AE_FEATURE([smp-support], [Disable SMP support. Warning: only use this on uniprocessor systems.])
215
216 # RCU debugging option
217 # Disabled by default
218 AE_FEATURE_DEFAULT_DISABLE
219 AE_FEATURE([rcu-debug], [Enable internal debugging self-checks. Introduces a performance penalty.])
220
221 # rculfhash iterator debugging
222 # Disabled by default
223 AE_FEATURE_DEFAULT_DISABLE
224 AE_FEATURE([cds-lfht-iter-debug], [Enable extra debugging checks for lock-free hash table iterator traversal. Alters the rculfhash ABI. Make sure to compile both library and application with matching configuration.])
225
226
227 ## ##
228 ## Set defines for optional features conditionnals in the source code ##
229 ## ##
230
231 AE_IF_FEATURE_DISABLED([sys-membarrier-fallback], [
232 AC_DEFINE([CONFIG_RCU_FORCE_SYS_MEMBARRIER], [1], [Require the operating system to support the membarrier system call for default and bulletproof flavors.])
233 ])
234
235 AE_IF_FEATURE_ENABLED([compiler-tls], [
236 AC_DEFINE([CONFIG_RCU_TLS], [1], [Use compiler provided Thread Local Storage.])
237 ])
238
239 AE_IF_FEATURE_ENABLED([smp-support], [
240 AC_DEFINE([CONFIG_RCU_SMP], [1], [Enable SMP support. With SMP support enabled, uniprocessors are also supported. With SMP support disabled, UP systems work fine, but the behavior of SMP systems is undefined.])
241 ])
242
243 AE_IF_FEATURE_ENABLED([rcu-debug], [
244 AC_DEFINE([CONFIG_RCU_DEBUG], [1], [Enable internal debugging self-checks. Introduces a performance penalty.])
245 ])
246
247 AE_IF_FEATURE_ENABLED([cds-lfht-iter-debug], [
248 AC_DEFINE([CONFIG_CDS_LFHT_ITER_DEBUG], [1], [Enable extra debugging checks for lock-free hash table iterator traversal. Alters the rculfhash ABI. Make sure to compile both library and application with matching configuration.])
249 ])
250
251
252 ## ##
253 ## Set automake variables for optional feature conditionnals in Makefile.am ##
254 ## ##
255
256 # Building the examples requires the shared libraries to be enabled
257 AM_CONDITIONAL([ENABLE_EXAMPLES], AE_IS_FEATURE_ENABLED([shared]))
258
259
260 ## ##
261 ## Substitute variables for use in Makefile.am ##
262 ## ##
263
264 # Library versions for libtool
265 AC_SUBST([URCU_LIBRARY_VERSION], [urcu_lib_version])
266
267 AC_SUBST(LT_NO_UNDEFINED)
268
269 # The order in which the include folders are searched is important.
270 # The top_builddir should always be searched first in the event that a build
271 # time generated file is included.
272 AM_CPPFLAGS="-I\$(top_builddir)/include -I\$(top_srcdir)/include -include config.h"
273 AC_SUBST(AM_CPPFLAGS)
274
275 AM_CFLAGS="$WARN_CFLAGS $PTHREAD_CFLAGS"
276 AC_SUBST(AM_CFLAGS)
277
278
279 ## ##
280 ## Output files generated by configure ##
281 ## ##
282
283 AC_CONFIG_FILES([
284 Makefile
285 doc/Makefile
286 doc/examples/Makefile
287 include/Makefile
288 src/Makefile
289 tests/Makefile
290 tests/common/Makefile
291 tests/unit/Makefile
292 tests/benchmark/Makefile
293 tests/regression/Makefile
294 tests/utils/Makefile
295 src/liburcu.pc
296 src/liburcu-bp.pc
297 src/liburcu-cds.pc
298 src/liburcu-qsbr.pc
299 src/liburcu-mb.pc
300 src/liburcu-signal.pc
301 ])
302
303 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_perf_global.tap], [chmod +x tests/regression/rcutorture_urcu_bp_perf_global.tap])
304 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_perf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_bp_perf_percpu.tap])
305 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_perf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_bp_perf_perthread.tap])
306 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_rperf_global.tap], [chmod +x tests/regression/rcutorture_urcu_bp_rperf_global.tap])
307 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_rperf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_bp_rperf_percpu.tap])
308 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_rperf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_bp_rperf_perthread.tap])
309 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_stress_global.tap], [chmod +x tests/regression/rcutorture_urcu_bp_stress_global.tap])
310 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_stress_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_bp_stress_percpu.tap])
311 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_stress_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_bp_stress_perthread.tap])
312 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_uperf_global.tap], [chmod +x tests/regression/rcutorture_urcu_bp_uperf_global.tap])
313 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_uperf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_bp_uperf_percpu.tap])
314 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_uperf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_bp_uperf_perthread.tap])
315 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_perf_global.tap], [chmod +x tests/regression/rcutorture_urcu_mb_perf_global.tap])
316 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_perf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_mb_perf_percpu.tap])
317 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_perf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_mb_perf_perthread.tap])
318 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_rperf_global.tap], [chmod +x tests/regression/rcutorture_urcu_mb_rperf_global.tap])
319 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_rperf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_mb_rperf_percpu.tap])
320 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_rperf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_mb_rperf_perthread.tap])
321 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_stress_global.tap], [chmod +x tests/regression/rcutorture_urcu_mb_stress_global.tap])
322 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_stress_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_mb_stress_percpu.tap])
323 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_stress_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_mb_stress_perthread.tap])
324 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_uperf_global.tap], [chmod +x tests/regression/rcutorture_urcu_mb_uperf_global.tap])
325 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_uperf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_mb_uperf_percpu.tap])
326 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_uperf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_mb_uperf_perthread.tap])
327 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_perf_global.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_perf_global.tap])
328 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_perf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_perf_percpu.tap])
329 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_perf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_perf_perthread.tap])
330 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_rperf_global.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_rperf_global.tap])
331 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_rperf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_rperf_percpu.tap])
332 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_rperf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_rperf_perthread.tap])
333 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_stress_global.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_stress_global.tap])
334 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_stress_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_stress_percpu.tap])
335 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_stress_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_stress_perthread.tap])
336 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_uperf_global.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_uperf_global.tap])
337 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_uperf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_uperf_percpu.tap])
338 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_uperf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_uperf_perthread.tap])
339 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_perf_global.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_perf_global.tap])
340 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_perf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_perf_percpu.tap])
341 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_perf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_perf_perthread.tap])
342 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_rperf_global.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_rperf_global.tap])
343 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_rperf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_rperf_percpu.tap])
344 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_rperf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_rperf_perthread.tap])
345 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_stress_global.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_stress_global.tap])
346 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_stress_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_stress_percpu.tap])
347 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_stress_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_stress_perthread.tap])
348 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_uperf_global.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_uperf_global.tap])
349 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_uperf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_uperf_percpu.tap])
350 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_uperf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_uperf_perthread.tap])
351 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_perf_global.tap], [chmod +x tests/regression/rcutorture_urcu_signal_perf_global.tap])
352 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_perf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_signal_perf_percpu.tap])
353 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_perf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_signal_perf_perthread.tap])
354 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_rperf_global.tap], [chmod +x tests/regression/rcutorture_urcu_signal_rperf_global.tap])
355 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_rperf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_signal_rperf_percpu.tap])
356 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_rperf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_signal_rperf_perthread.tap])
357 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_stress_global.tap], [chmod +x tests/regression/rcutorture_urcu_signal_stress_global.tap])
358 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_stress_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_signal_stress_percpu.tap])
359 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_stress_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_signal_stress_perthread.tap])
360 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_uperf_global.tap], [chmod +x tests/regression/rcutorture_urcu_signal_uperf_global.tap])
361 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_uperf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_signal_uperf_percpu.tap])
362 AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_uperf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_signal_uperf_perthread.tap])
363
364
365 AC_OUTPUT
366
367 #
368 # Mini-report on what will be built.
369 #
370
371 PPRINT_INIT
372 PPRINT_SET_INDENT(1)
373 PPRINT_SET_TS(38)
374
375 AS_ECHO
376 AS_ECHO("${PPRINT_COLOR_BLDBLU}Userspace-RCU $PACKAGE_VERSION${PPRINT_COLOR_RST}")
377 AS_ECHO
378
379 PPRINT_SUBTITLE([Features])
380
381 PPRINT_PROP_STRING([Target architecture], $host_cpu)
382
383 # SMP support enabled/disabled
384 AE_IS_FEATURE_ENABLED([smp-support]) && value=1 || value=0
385 PPRINT_PROP_BOOL([SMP support], $value)
386
387 # TLS
388 AE_IS_FEATURE_ENABLED([compiler-tls]) && value="compiler TLS" || value="pthread_getspecific()"
389 PPRINT_PROP_STRING([Thread Local Storage (TLS)], [$value])
390
391 # clock_gettime() available
392 test "x$ac_cv_search_function_clock_gettime" != "xno" && value=1 || value=0
393 PPRINT_PROP_BOOL([clock_gettime()], $value)
394
395 # Require membarrier
396 AE_IS_FEATURE_ENABLED([sys-membarrier-fallback]) && value=0 || value=1
397 PPRINT_PROP_BOOL([Require membarrier], $value)
398
399 # RCU debug enabled/disabled
400 AE_IS_FEATURE_ENABLED([rcu-debug]) && value=1 || value=0
401 PPRINT_PROP_BOOL([Internal debugging], $value)
402
403 # rculfhash iterator debug enabled/disabled
404 AE_IS_FEATURE_ENABLED([cds-lfht-iter-debug]) && value=1 || value=0
405 PPRINT_PROP_BOOL([Lock-free HT iterator debugging], $value)
406
407 PPRINT_PROP_BOOL([Multi-flavor support], 1)
408
409 report_bindir="`eval eval echo $bindir`"
410 report_libdir="`eval eval echo $libdir`"
411
412 # Print the bindir and libdir this 'make install' will install into.
413 AS_ECHO
414 PPRINT_SUBTITLE([Install directories])
415 PPRINT_PROP_STRING([Binaries], [$report_bindir])
416 PPRINT_PROP_STRING([Libraries], [$report_libdir])
417
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