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configure: enable extended compiler warnings
[urcu.git] / configure.ac
CommitLineData
23975ca7
MJ		 1dnl SPDX-License-Identifier: LGPL-2.1-only
2dnl
3dnl Copyright (C) 2021 EfficiOS, Inc.
4dnl
5dnl Process this file with autoconf to produce a configure script.
6
7# Project version information
8m4_define([urcu_version_major], [0])
ee966010 9m4_define([urcu_version_minor], [13])
23975ca7 10m4_define([urcu_version_patch], [0])
ee966010 11m4_define([urcu_version_dev_stage], [-pre])
23975ca7
MJ		 12m4_define([urcu_version], urcu_version_major[.]urcu_version_minor[.]urcu_version_patch[]urcu_version_dev_stage)
13
14# Library version information of "liburcu"
98bc124a
YB		 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
23975ca7
MJ		 17m4_define([urcu_lib_version_current], [7])
18m4_define([urcu_lib_version_revision], [0])
19m4_define([urcu_lib_version_age], [1])
20m4_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
afb6113f 27AC_PREREQ([2.69])
23975ca7 28AC_INIT([userspace-rcu],[urcu_version],[mathieu dot desnoyers at efficios dot com],[],[http://liburcu.org/])
98bc124a 29
6893800a 30AC_CONFIG_HEADERS([include/config.h include/urcu/config.h])
48d848c7 31AC_CONFIG_AUX_DIR([config])
074c3a1b
MJ		 32AC_CONFIG_MACRO_DIR([m4])
33
7d413817
MD		 34AC_CANONICAL_TARGET
35AC_CANONICAL_HOST
074c3a1b 36
afb6113f
MJ		 37
38## ##
39## Automake base setup ##
40## ##
41
42AM_INIT_AUTOMAKE([1.12 foreign dist-bzip2 no-dist-gzip nostdinc -Wall -Wno-portability -Werror])
35eb2d6c 43AM_MAINTAINER_MODE([enable])
7d413817 44
afb6113f
MJ		 45# Enable silent rules by default
46AM_SILENT_RULES([yes])
e72596d1 47
514079bb
MJ		 48
49## ##
50## OS and Arch specific defaults ##
51## ##
52
53AS_CASE([$host],
54 [*-cygwin*], [LT_NO_UNDEFINED="-no-undefined"]
55)
56
57
8b2f0590
MJ		 58## ##
59## C compiler checks ##
60## ##
61
62# Choose the C compiler
63AC_PROG_CC
64# AC_PROG_CC_STDC was merged in AC_PROG_CC in autoconf 2.70
65m4_version_prereq([2.70], [], [AC_PROG_CC_STDC])
66
67# Make sure the C compiler supports C99
68AS_IF([test "$ac_cv_prog_cc_c99" = "no"], [AC_MSG_ERROR([The compiler does not support C99])])
69
70# Enable available system extensions and LFS support
71AC_USE_SYSTEM_EXTENSIONS
72AC_SYS_LARGEFILE
73
74# Make sure the C compiler supports __attribute__
75AX_C___ATTRIBUTE__
76AS_IF([test "x$ax_cv___attribute__" != "xyes"],
77 [AC_MSG_ERROR([The compiler does not support __attribute__ extensions])])
78
79# Make sure we have pthread support
80AX_PTHREAD([], [AC_MSG_ERROR([Could not configure pthread support])])
81
82# Make sure the C compiler supports weak symbols
83AX_SYS_WEAK_ALIAS
84AS_IF([test "x$ax_cv_sys_weak_alias" = "xno"],
85 [AC_MSG_ERROR([Your platform doesn't support weak symbols.])])
86
87# Checks for typedefs, structures, and compiler characteristics.
88AC_C_INLINE
89AC_C_TYPEOF
90AC_TYPE_INT32_T
91AC_TYPE_PID_T
92AC_TYPE_SIZE_T
93AC_TYPE_SSIZE_T
94AC_TYPE_UINT16_T
95AC_TYPE_UINT32_T
96AC_TYPE_UINT64_T
97AC_TYPE_UINT8_T
98
ee334e48
MJ		 99# Detect warning flags supported by the C compiler and append them to
100# WARN_CFLAGS.
101m4_define([WARN_FLAGS_LIST], [ dnl
102 -Wall dnl
103 -Wextra dnl
104 -Wmissing-prototypes dnl
105 -Wmissing-declarations dnl
106 -Wnull-dereference dnl
107 -Wundef dnl
108 -Wshadow dnl
109 -Wjump-misses-init dnl
110 -Wsuggest-attribute=format dnl
111 -Wtautological-constant-out-of-range-compare dnl
112 -Wnested-externs dnl
113 -Wwrite-strings dnl
114 -Wformat=2 dnl
115 -Wstrict-aliasing dnl
116 -Wmissing-noreturn dnl
117 -Winit-self dnl
118 -Wduplicated-cond dnl
119 -Wduplicated-branches dnl
120 -Wlogical-op dnl
121 dnl
122 dnl-Wredundant-decls dnl
123 -Wno-null-dereference dnl
124])
125
126# Pass -Werror as an extra flag during the test: this is needed to make the
127# -Wunknown-warning-option diagnostic fatal with clang.
128AC_LANG_PUSH([C])
129AX_APPEND_COMPILE_FLAGS([WARN_FLAGS_LIST], [WARN_CFLAGS], [-Werror])
130AC_LANG_POP([C])
131
8b2f0590 132
6b5533b0
MJ		 133## ##
134## Header checks ##
135## ##
136
137AC_HEADER_STDBOOL
138AC_CHECK_HEADERS([ \
139 limits.h \
140 stddef.h \
141 sys/param.h \
142 sys/time.h \
143])
144
145
146## ##
147## Programs checks ##
148## ##
149
150AC_PROG_AWK
151AC_PROG_GREP
152AC_PROG_MAKE_SET
153AC_CHECK_PROGS(NPROC, [nproc gnproc])
f0124a5a 154AC_CHECK_PROGS(GETCONF, [getconf])
6b5533b0
MJ		 155AS_IF([test "x$NPROC" != "x"],
156 [NPROC_CMD=$NPROC],
157 [AS_IF([test "x$GETCONF" != "x"],
158 [NPROC_CMD="$GETCONF _NPROCESSORS_ONLN"],
159 [NPROC_CMD="echo 1"]
160 )]
161)
162AC_SUBST([NPROC_CMD], [$NPROC_CMD])
163
164# Initialize and configure libtool
165LT_INIT
166
167
c673679b
MJ		 168## ##
169## Library checks ##
170## ##
171
172# Checks for library functions.
173AC_FUNC_MMAP
174AC_FUNC_FORK
175AC_CHECK_FUNCS([ \
176 atexit \
177 getcpuid \
178 gettid \
179 gettimeofday \
180 memeset \
181 memset \
182 munmap \
183 rand_r \
184 sched_getcpu \
0614a2e6 185 sched_setaffinity \
c673679b
MJ		 186 strerror \
187 strtoul \
188 sysconf \
189])
190
191# AC_FUNC_MALLOC causes problems when cross-compiling.
192#AC_FUNC_MALLOC
193
194# Search for clock_gettime() in -lrt
195AC_SEARCH_LIBS([clock_gettime], [rt], [
196 AC_DEFINE([CONFIG_RCU_HAVE_CLOCK_GETTIME], [1], [clock_gettime() is detected.])
197])
198
199
86bc2ad8
MJ		 200## ##
201## Optionnal features selection ##
202## ##
203
204# Allow to fallback to FIXME if the membarrier syscall is unavailable on the
205# running kernel, when disabled, abort if the syscall is unavailable. Applies
206# to default and bulletproof flavors.
207# Enabled by default
208AE_FEATURE_DEFAULT_ENABLE
209AE_FEATURE([sys-membarrier-fallback], [Abort if sys-membarrier is needed but not available rather than using a fallback.])
210
211# Use compiler Thread Local Storage, when disabled use pthread_getspecific() to emulate TLS.
212# Enabled by default
213AE_FEATURE_DEFAULT_ENABLE
214AE_FEATURE([compiler-tls], [Use pthread_getspecific() to emulate Thread Local Storage (TLS) variables.])
c673679b 215
86bc2ad8
MJ		 216# smp-support configure option
217# Enabled by default
218AE_FEATURE_DEFAULT_ENABLE
219AE_FEATURE([smp-support], [Disable SMP support. Warning: only use this on uniprocessor systems.])
d8d9a340 220
86bc2ad8
MJ		 221# RCU debugging option
222# Disabled by default
223AE_FEATURE_DEFAULT_DISABLE
224AE_FEATURE([rcu-debug], [Enable internal debugging self-checks. Introduces a performance penalty.])
a767fdc3 225
86bc2ad8
MJ		 226# rculfhash iterator debugging
227# Disabled by default
228AE_FEATURE_DEFAULT_DISABLE
229AE_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.])
75478b32 230
48d848c7 231
86bc2ad8
MJ		 232## ##
233## Set defines for optional features conditionnals in the source code ##
234## ##
48d848c7 235
86bc2ad8
MJ		 236AE_IF_FEATURE_DISABLED([sys-membarrier-fallback], [
237 AC_DEFINE([CONFIG_RCU_FORCE_SYS_MEMBARRIER], [1], [Require the operating system to support the membarrier system call for default and bulletproof flavors.])
238])
cdadd34c 239
86bc2ad8
MJ		 240AE_IF_FEATURE_ENABLED([compiler-tls], [
241 AC_DEFINE([CONFIG_RCU_TLS], [1], [Use compiler provided Thread Local Storage.])
242])
0854ccff 243
86bc2ad8
MJ		 244AE_IF_FEATURE_ENABLED([smp-support], [
245 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.])
246])
7d413817 247
86bc2ad8
MJ		 248AE_IF_FEATURE_ENABLED([rcu-debug], [
249 AC_DEFINE([CONFIG_RCU_DEBUG], [1], [Enable internal debugging self-checks. Introduces a performance penalty.])
d4e640c0 250])
48d848c7 251
86bc2ad8
MJ		 252AE_IF_FEATURE_ENABLED([cds-lfht-iter-debug], [
253 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.])
d7c76f85
MD		 254])
255
86bc2ad8 256
1136f454
MJ		 257## ##
258## Set automake variables for optional feature conditionnals in Makefile.am ##
259## ##
260
261# Building the examples requires the shared libraries to be enabled
262AM_CONDITIONAL([ENABLE_EXAMPLES], AE_IS_FEATURE_ENABLED([shared]))
263
264
23975ca7
MJ		 265## ##
266## Substitute variables for use in Makefile.am ##
267## ##
268
269# Library versions for libtool
270AC_SUBST([URCU_LIBRARY_VERSION], [urcu_lib_version])
271
514079bb
MJ		 272AC_SUBST(LT_NO_UNDEFINED)
273
01956342
MJ		 274# The order in which the include folders are searched is important.
275# The top_builddir should always be searched first in the event that a build
276# time generated file is included.
277AM_CPPFLAGS="-I\$(top_builddir)/include -I\$(top_srcdir)/include -include config.h"
9a79c612
MJ		 278AC_SUBST(AM_CPPFLAGS)
279
ee334e48 280AM_CFLAGS="$WARN_CFLAGS $PTHREAD_CFLAGS"
9a79c612 281AC_SUBST(AM_CFLAGS)
d8540fc5 282
0614a2e6
MJ		 283
284## ##
285## Output files generated by configure ##
286## ##
287
48d848c7
PMF		 288AC_CONFIG_FILES([
289 Makefile
fe999c05 290 doc/Makefile
8bad63a0 291 doc/examples/Makefile
6893800a
MJ		 292 include/Makefile
293 src/Makefile
48d848c7 294 tests/Makefile
f5ab766e
MD		 295 tests/common/Makefile
296 tests/unit/Makefile
297 tests/benchmark/Makefile
298 tests/regression/Makefile
1b387491 299 tests/utils/Makefile
6893800a
MJ		 300 src/liburcu.pc
301 src/liburcu-bp.pc
302 src/liburcu-cds.pc
303 src/liburcu-qsbr.pc
304 src/liburcu-mb.pc
305 src/liburcu-signal.pc
48d848c7 306])
03c5782e
MJ		 307
308AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_perf_global.tap], [chmod +x tests/regression/rcutorture_urcu_bp_perf_global.tap])
309AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_perf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_bp_perf_percpu.tap])
310AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_perf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_bp_perf_perthread.tap])
311AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_rperf_global.tap], [chmod +x tests/regression/rcutorture_urcu_bp_rperf_global.tap])
312AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_rperf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_bp_rperf_percpu.tap])
313AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_rperf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_bp_rperf_perthread.tap])
314AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_stress_global.tap], [chmod +x tests/regression/rcutorture_urcu_bp_stress_global.tap])
315AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_stress_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_bp_stress_percpu.tap])
316AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_stress_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_bp_stress_perthread.tap])
317AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_uperf_global.tap], [chmod +x tests/regression/rcutorture_urcu_bp_uperf_global.tap])
318AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_uperf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_bp_uperf_percpu.tap])
319AC_CONFIG_FILES([tests/regression/rcutorture_urcu_bp_uperf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_bp_uperf_perthread.tap])
320AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_perf_global.tap], [chmod +x tests/regression/rcutorture_urcu_mb_perf_global.tap])
321AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_perf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_mb_perf_percpu.tap])
322AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_perf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_mb_perf_perthread.tap])
323AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_rperf_global.tap], [chmod +x tests/regression/rcutorture_urcu_mb_rperf_global.tap])
324AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_rperf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_mb_rperf_percpu.tap])
325AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_rperf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_mb_rperf_perthread.tap])
326AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_stress_global.tap], [chmod +x tests/regression/rcutorture_urcu_mb_stress_global.tap])
327AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_stress_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_mb_stress_percpu.tap])
328AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_stress_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_mb_stress_perthread.tap])
329AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_uperf_global.tap], [chmod +x tests/regression/rcutorture_urcu_mb_uperf_global.tap])
330AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_uperf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_mb_uperf_percpu.tap])
331AC_CONFIG_FILES([tests/regression/rcutorture_urcu_mb_uperf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_mb_uperf_perthread.tap])
332AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_perf_global.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_perf_global.tap])
333AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_perf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_perf_percpu.tap])
334AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_perf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_perf_perthread.tap])
335AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_rperf_global.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_rperf_global.tap])
336AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_rperf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_rperf_percpu.tap])
337AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_rperf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_rperf_perthread.tap])
338AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_stress_global.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_stress_global.tap])
339AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_stress_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_stress_percpu.tap])
340AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_stress_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_stress_perthread.tap])
341AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_uperf_global.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_uperf_global.tap])
342AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_uperf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_uperf_percpu.tap])
343AC_CONFIG_FILES([tests/regression/rcutorture_urcu_membarrier_uperf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_membarrier_uperf_perthread.tap])
344AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_perf_global.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_perf_global.tap])
345AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_perf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_perf_percpu.tap])
346AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_perf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_perf_perthread.tap])
347AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_rperf_global.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_rperf_global.tap])
348AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_rperf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_rperf_percpu.tap])
349AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_rperf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_rperf_perthread.tap])
350AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_stress_global.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_stress_global.tap])
351AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_stress_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_stress_percpu.tap])
352AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_stress_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_stress_perthread.tap])
353AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_uperf_global.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_uperf_global.tap])
354AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_uperf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_uperf_percpu.tap])
355AC_CONFIG_FILES([tests/regression/rcutorture_urcu_qsbr_uperf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_qsbr_uperf_perthread.tap])
356AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_perf_global.tap], [chmod +x tests/regression/rcutorture_urcu_signal_perf_global.tap])
357AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_perf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_signal_perf_percpu.tap])
358AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_perf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_signal_perf_perthread.tap])
359AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_rperf_global.tap], [chmod +x tests/regression/rcutorture_urcu_signal_rperf_global.tap])
360AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_rperf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_signal_rperf_percpu.tap])
361AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_rperf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_signal_rperf_perthread.tap])
362AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_stress_global.tap], [chmod +x tests/regression/rcutorture_urcu_signal_stress_global.tap])
363AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_stress_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_signal_stress_percpu.tap])
364AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_stress_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_signal_stress_perthread.tap])
365AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_uperf_global.tap], [chmod +x tests/regression/rcutorture_urcu_signal_uperf_global.tap])
366AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_uperf_percpu.tap], [chmod +x tests/regression/rcutorture_urcu_signal_uperf_percpu.tap])
367AC_CONFIG_FILES([tests/regression/rcutorture_urcu_signal_uperf_perthread.tap], [chmod +x tests/regression/rcutorture_urcu_signal_uperf_perthread.tap])
368
369
48d848c7 370AC_OUTPUT
a6412536 371
628a1a72
MJ		 372#
373# Mini-report on what will be built.
374#
375
376PPRINT_INIT
377PPRINT_SET_INDENT(1)
378PPRINT_SET_TS(38)
379
380AS_ECHO
381AS_ECHO("${PPRINT_COLOR_BLDBLU}Userspace-RCU $PACKAGE_VERSION${PPRINT_COLOR_RST}")
382AS_ECHO
383
384PPRINT_SUBTITLE([Features])
385
386PPRINT_PROP_STRING([Target architecture], $host_cpu)
387
388# SMP support enabled/disabled
86bc2ad8 389AE_IS_FEATURE_ENABLED([smp-support]) && value=1 || value=0
628a1a72
MJ		 390PPRINT_PROP_BOOL([SMP support], $value)
391
628a1a72 392# TLS
86bc2ad8 393AE_IS_FEATURE_ENABLED([compiler-tls]) && value="compiler TLS" || value="pthread_getspecific()"
628a1a72
MJ		 394PPRINT_PROP_STRING([Thread Local Storage (TLS)], [$value])
395
396# clock_gettime() available
c673679b 397test "x$ac_cv_search_function_clock_gettime" != "xno" && value=1 || value=0
628a1a72
MJ		 398PPRINT_PROP_BOOL([clock_gettime()], $value)
399
400# Require membarrier
86bc2ad8 401AE_IS_FEATURE_ENABLED([sys-membarrier-fallback]) && value=0 || value=1
628a1a72
MJ		 402PPRINT_PROP_BOOL([Require membarrier], $value)
403
404# RCU debug enabled/disabled
86bc2ad8 405AE_IS_FEATURE_ENABLED([rcu-debug]) && value=1 || value=0
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MJ		 406PPRINT_PROP_BOOL([Internal debugging], $value)
407
d7c76f85 408# rculfhash iterator debug enabled/disabled
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MJ		 409AE_IS_FEATURE_ENABLED([cds-lfht-iter-debug]) && value=1 || value=0
410PPRINT_PROP_BOOL([Lock-free HT iterator debugging], $value)
d7c76f85 411
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MD		 412PPRINT_PROP_BOOL([Multi-flavor support], 1)
413
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MJ		 414report_bindir="`eval eval echo $bindir`"
415report_libdir="`eval eval echo $libdir`"
416
86bc2ad8 417# Print the bindir and libdir this 'make install' will install into.
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MJ		 418AS_ECHO
419PPRINT_SUBTITLE([Install directories])
420PPRINT_PROP_STRING([Binaries], [$report_bindir])
421PPRINT_PROP_STRING([Libraries], [$report_libdir])
75478b32 422
Userspace RCU (urcu) for Linux
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