Add support for musl libc to ust-dlfcn.h
[lttng-ust.git] / configure.ac
1 dnl -*- Autoconf -*-
2 dnl Process this file with autoconf to produce a configure script.
3
4 dnl Version infos
5 m4_define([V_MAJOR], [2])
6 m4_define([V_MINOR], [8])
7 m4_define([V_PATCH], [0])
8 dnl m4_define([V_EXTRA], [])
9 m4_define([V_STRING], [V_MAJOR.V_MINOR.V_PATCH])
10 m4_ifdef([V_EXTRA], [m4_append([V_STRING], [-V_EXTRA])])
11 m4_define([V_NAME], [[Isseki Nicho]])
12 m4_define([V_DESC], [[The result of a collaboration between "Dieu du Ciel!" and Nagano-based "Shiga Kogen", Isseki Nicho is a strong Imperial Dark Saison offering a rich roasted malt flavor combined with a complex fruity finish typical of Saison yeasts.]])
13
14 AC_INIT([lttng-ust], V_STRING, [mathieu dot desnoyers at efficios dot com])
15
16 # Following the numbering scheme proposed by libtool for the library version
17 # http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
18 # This is the library version of liblttng-ust.
19 AC_SUBST([LTTNG_UST_LIBRARY_VERSION], [0:0:0])
20 # note: remember to update tracepoint.h dlopen() to match this version
21 # number. TODO: eventually automate by exporting the major number.
22
23 # This is the library version of liblttng-ust-ctl, used internally by
24 # liblttng-ust, lttng-sessiond, and lttng-consumerd.
25 AC_SUBST([LTTNG_UST_CTL_LIBRARY_VERSION], [2:0:0])
26
27 AC_CONFIG_AUX_DIR([config])
28 AC_CANONICAL_TARGET
29 AC_CANONICAL_HOST
30 AC_CONFIG_MACRO_DIR([config])
31 AM_INIT_AUTOMAKE([1.9 foreign dist-bzip2 no-dist-gzip tar-ustar])
32 AM_MAINTAINER_MODE([enable])
33 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
34 AC_CONFIG_SRCDIR([include/lttng/tracepoint.h])
35
36 AC_REQUIRE_AUX_FILE([tap-driver.sh])
37
38 # Configuration options, which will be installed in the config.h
39 AC_CONFIG_HEADERS([config.h include/lttng/ust-config.h])
40 AH_TEMPLATE([LTTNG_UST_HAVE_EFFICIENT_UNALIGNED_ACCESS], [Use efficient unaligned access.])
41 AH_TEMPLATE([LTTNG_UST_HAVE_SDT_INTEGRATION], [SystemTap integration via sdt.h])
42 AH_TEMPLATE([LTTNG_UST_HAVE_PERF_EVENT], [Perf event integration via perf_event.h])
43
44 dnl Substitute minor/major/patchlevel version numbers
45 AC_SUBST([MAJOR_VERSION], [V_MAJOR])
46 AC_SUBST([MINOR_VERSION], [V_MINOR])
47 AC_SUBST([PATCHLEVEL_VERSION], [V_PATCH])
48
49 AC_PROG_SED
50 AC_PROG_GREP
51 AC_PROG_LN_S
52
53 # libtool link_all_deplibs fixup. See http://bugs.lttng.org/issues/321.
54 AC_ARG_ENABLE([libtool-linkdep-fixup], [
55 AS_HELP_STRING([--disable-libtool-linkdep-fixup], [disable the libtool fixup for linking all dependent libraries (link_all_deplibs)])
56 ], [
57 libtool_fixup=$enableval
58 ], [
59 libtool_fixup=yes
60 ])
61
62 AS_IF([test "x$libtool_fixup" = "xyes"], [
63 libtool_m4="$srcdir/config/libtool.m4"
64 libtool_flag_pattern=".*link_all_deplibs\s*,\s*\$1\s*)"
65 AC_MSG_CHECKING([for occurence(s) of link_all_deplibs = no in $libtool_m4])
66 libtool_flag_pattern_count=$(grep -c "$libtool_flag_pattern\s*=\s*no" $libtool_m4)
67
68 AS_IF([test $libtool_flag_pattern_count -ne 0], [
69 AC_MSG_RESULT([$libtool_flag_pattern_count])
70 AC_MSG_WARN([the detected libtool will not link all dependencies, forcing link_all_deplibs = unknown])
71 sed -i "s/\($libtool_flag_pattern\)\s*=\s*no/\1=unknown/g" $libtool_m4
72 ], [
73 AC_MSG_RESULT([none])
74 ])
75 ])
76
77 AM_CONDITIONAL([NO_SHARED], [test "x$enable_shared" = "xno"])
78
79 # Checks for programs.
80 AC_PROG_CC
81 AC_PROG_CXX
82 AC_PROG_MAKE_SET
83 LT_INIT
84
85 # rw_PROG_CXX_WORKS
86 # Check whether the C++ compiler works.
87 AC_CACHE_CHECK([whether the C++ compiler works], [rw_cv_prog_cxx_works], [
88 AC_LANG_PUSH([C++])
89
90 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], [
91 check_cxx_designated_initializers=yes
92 ], [
93 rw_cv_prog_cxx_works=no
94 ])
95
96 AS_IF([test "x$check_cxx_designated_initializers" = "xyes"], [
97 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
98 struct foo { int a; int b; };
99 void fct(void)
100 {
101 struct foo f = { .a = 0, .b = 1 };
102 }
103 ]])], [
104 rw_cv_prog_cxx_works=yes
105 ], [
106 rw_cv_prog_cxx_works=no
107 ])
108 ])
109
110 AC_LANG_POP([C++])
111 ])
112
113 AM_CONDITIONAL([CXX_WORKS], [test "x$rw_cv_prog_cxx_works" = "xyes"])
114
115 # Check if the compiler support weak symbols
116 AX_SYS_WEAK_ALIAS
117
118 AS_IF([test "x${ax_cv_sys_weak_alias}" = "xno"], [
119 AC_MSG_ERROR([Your platform doesn't support weak symbols.])
120 ])
121
122 # Checks for libraries.
123 AC_CHECK_LIB([dl], [dlopen], [
124 have_libdl=yes
125 ], [
126 #libdl not found, check for dlopen in libc.
127 AC_CHECK_LIB([c], [dlopen], [
128 have_libc_dl=yes
129 ], [
130 AC_MSG_ERROR([Cannot find dlopen in libdl nor libc. Use [LDFLAGS]=-Ldir to specify their location.])
131 ])
132 ])
133
134 AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBDL], [test "x$have_libdl" = "xyes"])
135 AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBC_DL], [test "x$have_libc_dl" = "xyes"])
136
137 AC_CHECK_LIB([pthread], [pthread_create])
138
139 # Check for dlfcn.h
140 AC_CHECK_HEADER([dlfcn.h])
141 AS_IF([test "x${ac_cv_header_dlfcn_h}" = "xyes"], [
142 AC_CHECK_DECLS([RTLD_DI_LINKMAP], [], [], [
143 #define _GNU_SOURCE /* Required on Linux to get GNU extensions */
144 #include <dlfcn.h>
145 ])
146 ], [
147 ac_cv_have_decl_RTLD_DI_LINKMAP="no"
148 ])
149
150 AM_CONDITIONAL([HAVE_DLINFO], [test "x${ac_cv_have_decl_RTLD_DI_LINKMAP}" = "xyes"])
151
152 # Checks for header files.
153 dnl AC_CHECK_HEADERS([fcntl.h stdint.h stdlib.h string.h sys/socket.h sys/time.h unistd.h])
154
155 # Checks for typedefs, structures, and compiler characteristics.
156 AC_C_INLINE
157 dnl AC_TYPE_INT16_T
158 dnl AC_TYPE_INT32_T
159 dnl AC_TYPE_INT64_T
160 dnl AC_TYPE_INT8_T
161 dnl AC_TYPE_PID_T
162 dnl AC_TYPE_SIZE_T
163 dnl AC_TYPE_SSIZE_T
164 dnl AC_TYPE_UINT16_T
165 dnl AC_TYPE_UINT32_T
166 dnl AC_TYPE_UINT64_T
167 dnl AC_TYPE_UINT8_T
168 dnl AC_CHECK_TYPES([ptrdiff_t])
169
170 # Checks for library functions.
171 AC_FUNC_MALLOC
172 AC_CHECK_FUNCS([gettimeofday munmap socket strerror strtol sched_getcpu sysconf])
173
174 CFLAGS="-Wall $CFLAGS"
175
176 # URCU
177
178 # urcu - check if we just find the headers it out of the box.
179 AC_CHECK_HEADERS([urcu-bp.h], [], [AC_MSG_ERROR([Cannot find [URCU] headers (urcu-bp.h). Use [CPPFLAGS]=-Idir to specify their location.
180 This error can also occur when the liburcu package's configure script has not been run.])])
181
182 # urcu-cds - check that URCU Concurrent Data Structure lib is available to compilation
183 # Part of Userspace RCU library 0.7.2 or better.
184 AC_CHECK_LIB([urcu-cds], [_cds_lfht_new], [], [AC_MSG_ERROR([Cannot find
185 liburcu-cds lib, part of Userspace RCU 0.7 or better. Use [LDFLAGS]=-Ldir to specify its location.])])
186
187 AC_MSG_CHECKING([caa_likely()])
188 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
189 #include <urcu/compiler.h>
190 void fct(void)
191 {
192 if (caa_likely(1)) {
193 }
194 }
195 ]])], [
196 AC_MSG_RESULT([yes])
197 ], [
198 AC_MSG_RESULT([no])
199 AC_MSG_ERROR([Please upgrade your version of liburcu to 0.6.6 or better])
200 ])
201
202 # urcu - check that URCU lib is available to compilation
203 AC_CHECK_LIB([urcu-bp], [synchronize_rcu_bp], [], [AC_MSG_ERROR([Cannot find liburcu-bp lib. Use [LDFLAGS]=-Ldir to specify its location.])])
204
205 # urcu - check that URCU lib is at least version 0.6
206 AC_CHECK_LIB([urcu-bp], [call_rcu_bp], [], [AC_MSG_ERROR([liburcu 0.6 or newer is needed, please update your version or use [LDFLAGS]=-Ldir to specify the right location.])])
207
208 # optional linux/perf_event.h
209 AC_CHECK_HEADERS([linux/perf_event.h], [have_perf_event=yes], [])
210
211 # Perf event counters are only supported on x86 so far.
212 AC_MSG_CHECKING([UST support for architecture perf event counters])
213 AS_CASE([$host_cpu],
214 [i[[3456]]86], [UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS=yes],
215 [x86_64], [UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS=yes],
216 [amd64], [UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS=yes],
217 [UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS=no])
218 AC_MSG_RESULT([$UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS])
219
220 AM_CONDITIONAL([HAVE_PERF_EVENT], [test "x$have_perf_event" = "xyes" && test "x$UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS" = "xyes"])
221
222 AS_IF([test "x$have_perf_event" = "xyes" && test "x$UST_SUPPORT_FOR_ARCH_PERF_EVENT_COUNTERS" = "xyes"], [
223 AC_DEFINE([LTTNG_UST_HAVE_PERF_EVENT], [1])
224 ])
225
226 AC_MSG_CHECKING([host system alignment requirements])
227 AS_CASE([$host_cpu],
228 [i[[3456]]86], [],
229 [x86_64], [],
230 [amd64], [],
231 [powerpc], [],
232 [ppc64], [],
233 [ppc64le], [],
234 [powerpc64], [],
235 [powerpc64le], [],
236 [s390], [NO_UNALIGNED_ACCESS=1],
237 [s390x], [NO_UNALIGNED_ACCESS=1],
238 [arm*], [NO_UNALIGNED_ACCESS=1],
239 [aarch64*], [NO_UNALIGNED_ACCESS=1],
240 [mips*], [NO_UNALIGNED_ACCESS=1],
241 [tile*], [NO_UNALIGNED_ACCESS=1],
242 [
243 UNSUPPORTED_ARCH=1
244 NO_UNALIGNED_ACCESS=1
245 ])
246 AC_MSG_RESULT([$host_cpu])
247
248 AS_IF([test "x$NO_UNALIGNED_ACCESS" = "x"], [
249 AC_DEFINE([LTTNG_UST_HAVE_EFFICIENT_UNALIGNED_ACCESS], [1])
250 ])
251
252 # Check for JNI header files if requested
253 AC_ARG_ENABLE([jni-interface], [
254 AS_HELP_STRING([--enable-jni-interface], [build JNI interface between C and Java. Needs Java include files [default=no]])
255 ], [
256 jni_interface=$enableval
257 ], [
258 jni_interface=no
259 ])
260
261 AM_CONDITIONAL([BUILD_JNI_INTERFACE], [test "x$jni_interface" = "xyes"])
262
263
264 AC_ARG_ENABLE([java-agent-jul], [
265 AS_HELP_STRING([--enable-java-agent-jul], [build the LTTng UST Java agent with JUL support [default=no]])
266 ], [
267 java_agent_jul=$enableval
268 ], [
269 java_agent_jul=no
270 ])
271
272 AC_ARG_ENABLE([java-agent-log4j], [
273 AS_HELP_STRING([--enable-java-agent-log4j], [build the LTTng UST Java agent with Log4j support [default=no]])
274 ], [
275 java_agent_log4j=$enableval
276 ], [
277 java_agent_log4j=no
278 ])
279
280 AC_ARG_ENABLE([java-agent-all], [
281 AS_HELP_STRING([--enable-java-agent-all], [build the LTTng UST Java agent with all supported backends [default=no]])
282 ], [
283 java_agent_jul=$enableval
284 java_agent_log4j=$enableval
285 ], [:])
286
287 AM_CONDITIONAL([BUILD_JAVA_AGENT], [test "x$java_agent_jul" = "xyes" || test "x$java_agent_log4j" = "xyes"])
288 AM_CONDITIONAL([BUILD_JAVA_AGENT_WITH_JUL], [test "x$java_agent_jul" = "xyes"])
289 AM_CONDITIONAL([BUILD_JAVA_AGENT_WITH_LOG4J], [test "x$java_agent_log4j" = "xyes"])
290
291 AS_IF([test "x$jni_interface" = "xyes" || test "x$java_agent_jul" = "xyes" || test "x$java_agent_log4j" = "xyes"], [
292 AX_JAVA_OPTIONS
293 AX_PROG_JAVAC
294 AX_PROG_JAVA
295 AX_PROG_JAR
296
297 AX_JNI_INCLUDE_DIR
298 for JNI_INCLUDE_DIR in $JNI_INCLUDE_DIRS
299 do
300 CPPFLAGS="$CPPFLAGS -I$JNI_INCLUDE_DIR"
301 done
302
303 AX_PROG_JAVAH
304 ])
305
306 AS_IF([test "x$java_agent_log4j" = "xyes"], [
307 AX_CHECK_CLASSPATH
308 AX_CHECK_CLASS([org.apache.log4j.Logger])
309 AS_IF([test "x$ac_cv_class_org_apache_log4j_Logger" = "xno"], [
310 AC_MSG_ERROR([The UST Java agent support for log4j was requested but the Log4j classes were not found. Please specify the location of the Log4j jar via the Java CLASSPATH e.g: export CLASSPATH="/path/to/log4j.jar"])
311 ])
312 ])
313
314 # Option to build the python agent
315 AC_ARG_ENABLE([python-agent], [
316 AS_HELP_STRING([--enable-python-agent], [build the LTTng UST Python agent [default=no]])
317 ], [
318 python_agent=$enableval
319 ], [:])
320 AM_CONDITIONAL([BUILD_PYTHON_AGENT], [test "x$python_agent" = "xyes"])
321 AS_IF([test "x$python_agent" = "xyes"], [
322 AM_PATH_PYTHON([2.7])
323 ])
324
325 # sdt.h integration
326 AC_ARG_WITH([sdt], [
327 AS_HELP_STRING([--with-sdt], [provide SystemTap integration via sdt.h [default=no]])
328 ], [
329 with_sdt=$withval
330 ], [
331 with_sdt="no"
332 ])
333
334 AS_IF([test "x$with_sdt" = "xyes"], [
335 AC_MSG_CHECKING([STAP_PROBEV()])
336 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
337 #define SDT_USE_VARIADIC
338 #include <sys/sdt.h>
339 void fct(void)
340 {
341 STAP_PROBEV(provider,name,1,2,3,4,5,6,7,8,9,10);
342 }
343 ]])], [
344 AC_MSG_RESULT([yes])
345 AC_DEFINE([LTTNG_UST_HAVE_SDT_INTEGRATION], [1])
346 ], [
347 AC_MSG_RESULT([no])
348 AC_MSG_ERROR([The sdt.h integration was requested but the STAP_PROBEV define cannot be used. Make sure it is installed, and up to date, or use CPPFLAGS=-I/path/ to specify a non-standard path to sys/sdt.h])
349 ])
350 ])
351
352 AC_MSG_CHECKING([whether shared libraries are enabled])
353 AS_IF([test "x$enable_shared" = "xyes"], [
354 AC_MSG_RESULT([yes])
355 ], [
356 AC_MSG_RESULT([no])
357 AC_MSG_ERROR([LTTng-UST requires shared libraries to be enabled])
358 ])
359
360 AC_ARG_WITH([lttng-system-rundir], [
361 AS_HELP_STRING([--with-lttng-system-rundir], [Location of the system directory where LTTng-UST expects the system-wide lttng-sessiond runtime files. The default is "/var/run/lttng".]),
362 ], [
363 lttng_system_rundir="$withval"
364 ], [
365 lttng_system_rundir="/var/run/lttng"
366 ])
367 AC_DEFINE_UNQUOTED([LTTNG_SYSTEM_RUNDIR], ["$lttng_system_rundir"],
368 [LTTng system runtime directory])
369
370 AC_CHECK_PROG([BUILD_GEN_TP_EXAMPLES], [python], ["yes"])
371 AM_CONDITIONAL([BUILD_GEN_TP_EXAMPLES], [test "x$BUILD_GEN_TP_EXAMPLES" = "xyes"])
372
373 # Set $IN_GIT_REPO if we're in the Git repository; the `bootstrap` file
374 # is not distributed in tarballs.
375 AS_IF([test -f "$srcdir/bootstrap"], [in_git_repo=yes], [in_git_repo=no])
376 AM_CONDITIONAL([IN_GIT_REPO], [test "x$in_git_repo" = "xyes"])
377
378 # Enable building man pages (user's intention).
379 AC_ARG_ENABLE(
380 man-pages,
381 AS_HELP_STRING(
382 [--disable-man-pages],
383 [Do not build and install man pages (already built in a distributed tarball)]
384 ),
385 [man_pages_opt=$enableval],
386 [man_pages_opt=yes]
387 )
388
389 # Check for asciidoc and xmlto if we enabled building the man pages.
390 have_asciidoc_xmlto=no
391
392 AS_IF([test "x$man_pages_opt" = "xyes"], [
393 AC_PATH_PROG([ASCIIDOC], [asciidoc], [no])
394 AC_PATH_PROG([XMLTO], [xmlto], [no])
395
396 AS_IF([test "x$ASCIIDOC" = "xno" || test "x$XMLTO" = "xno"], [
397 AS_IF([test "x$in_git_repo" = "xyes"], [
398 # This is an error because we're in the Git repo, which
399 # means the man pages are not already generated for us,
400 # thus asciidoc/xmlto are required because we were asked
401 # to build the man pages.
402 AC_MSG_ERROR([
403 Both asciidoc and xmlto are needed to build the LTTng-UST man pages. Use
404 --disable-man-pages to disable building the man pages, in which case
405 they will not be installed.
406 ])
407 ], [
408 # Only warn here: since we're in the tarball, the man
409 # pages should already be generated at this point, thus
410 # asciidoc/xmlto are not strictly required.
411 AC_MSG_WARN([
412 Both asciidoc and xmlto are needed to build the LTTng-UST man pages.
413 Note that the man pages are already built in this distribution tarball,
414 so asciidoc and xmlto are only needed if you intend to modify their
415 sources. Use --disable-man-pages to completely disable building
416 and installing the man pages.
417 ])
418 ])
419 ], [
420 have_asciidoc_xmlto=yes
421 ])
422 ])
423
424 # Export man page build condition: build the man pages if the user
425 # asked for it, and if the tools are available.
426 AM_CONDITIONAL([MAN_PAGES_OPT], [test "x$man_pages_opt" != "xno"])
427 AM_CONDITIONAL([HAVE_ASCIIDOC_XMLTO], [test "x$have_asciidoc_xmlto" = "xyes"])
428
429 # Default values
430 AC_DEFUN([_AC_DEFINE_AND_SUBST], [
431 AC_DEFINE_UNQUOTED([CONFIG_$1], [$2], [$1])
432 $1="$2"
433 AC_SUBST([$1])
434 ])
435
436 _AC_DEFINE_AND_SUBST([LTTNG_UST_DEFAULT_CONSTRUCTOR_TIMEOUT_MS], [3000])
437
438 AC_CONFIG_FILES([
439 Makefile
440 doc/Makefile
441 doc/examples/Makefile
442 doc/man/Makefile
443 include/Makefile
444 include/lttng/ust-version.h
445 snprintf/Makefile
446 libringbuffer/Makefile
447 liblttng-ust-comm/Makefile
448 liblttng-ust/Makefile
449 liblttng-ust-ctl/Makefile
450 liblttng-ust-fork/Makefile
451 liblttng-ust-dl/Makefile
452 liblttng-ust-java/Makefile
453 liblttng-ust-java-agent/Makefile
454 liblttng-ust-java-agent/java/Makefile
455 liblttng-ust-java-agent/java/lttng-ust-agent-all/Makefile
456 liblttng-ust-java-agent/java/lttng-ust-agent-common/Makefile
457 liblttng-ust-java-agent/java/lttng-ust-agent-jul/Makefile
458 liblttng-ust-java-agent/java/lttng-ust-agent-log4j/Makefile
459 liblttng-ust-java-agent/jni/Makefile
460 liblttng-ust-java-agent/jni/common/Makefile
461 liblttng-ust-java-agent/jni/jul/Makefile
462 liblttng-ust-java-agent/jni/log4j/Makefile
463 liblttng-ust-libc-wrapper/Makefile
464 liblttng-ust-cyg-profile/Makefile
465 liblttng-ust-python-agent/Makefile
466 python-lttngust/Makefile
467 python-lttngust/setup.py
468 python-lttngust/lttngust/__init__.py
469 tools/Makefile
470 tests/Makefile
471 tests/ctf-types/Makefile
472 tests/hello/Makefile
473 tests/hello.cxx/Makefile
474 tests/same_line_tracepoint/Makefile
475 tests/snprintf/Makefile
476 tests/ust-elf/Makefile
477 tests/benchmark/Makefile
478 tests/utils/Makefile
479 tests/test-app-ctx/Makefile
480 tests/gcc-weak-hidden/Makefile
481 lttng-ust.pc
482 ])
483
484 # Create link for python agent for the VPATH guru.
485 AC_CONFIG_LINKS([
486 python-lttngust/lttngust/agent.py:python-lttngust/lttngust/agent.py
487 python-lttngust/lttngust/cmd.py:python-lttngust/lttngust/cmd.py
488 python-lttngust/lttngust/debug.py:python-lttngust/lttngust/debug.py
489 python-lttngust/lttngust/loghandler.py:python-lttngust/lttngust/loghandler.py
490 ])
491
492 AC_OUTPUT
493
494 AS_ECHO
495 AS_ECHO(["m4_bpatsubst(V_NAME, ["], [\\"])"])
496 AS_ECHO
497 AS_ECHO(["m4_bpatsubst(V_DESC, ["], [\\"])"])
498
499 # Report on the configuration options
500 AS_ECHO
501 AS_ECHO(["LTTng-UST will be built with the following options:"])
502
503 AS_ECHO
504
505 AS_ECHO_N(["Java agent (JUL support): "])
506 AS_IF([test "x$java_agent_jul" = "xyes"], [AS_ECHO(["Enabled"])], [AS_ECHO(["Disabled"])])
507
508 AS_ECHO_N(["Java agent (Log4j support): "])
509 AS_IF([test "x$java_agent_log4j" = "xyes"], [AS_ECHO(["Enabled"])], [AS_ECHO(["Disabled"])])
510
511 AS_ECHO_N(["JNI interface (JNI): "])
512 AS_IF([test "x$jni_interface" = "xyes"], [AS_ECHO(["Enabled"])], [AS_ECHO(["Disabled"])])
513
514 AS_ECHO_N(["Python ($PYTHON) agent: "])
515 AS_IF([test "x$python_agent" = "xyes"], [AS_ECHO(["Enabled"])], [AS_ECHO(["Disabled"])])
516
517 AS_ECHO_N(["sdt.h integration: "])
518 AS_IF([test "x$with_sdt" = "xyes"], [AS_ECHO(["Enabled"])], [AS_ECHO(["Disabled"])])
519
520 AS_ECHO(["Architecture: $host_cpu"])
521 AS_ECHO_N(["Efficient unaligned memory access: "])
522 AS_IF([test "x$NO_UNALIGNED_ACCESS" != "x1"], [AS_ECHO(["yes"])], [AS_IF([test "x$UNSUPPORTED_ARCH" != "x1"], [AS_ECHO(["no"])], [AS_ECHO(["unknown"])])])
523 AS_IF([test "x$UNSUPPORTED_ARCH" = "x1"], [AC_MSG_WARN([Your architecture ($host_cpu) is unsupported, using safe default of no unaligned access])])
524 AS_ECHO
525
526 AS_ECHO(["Type 'make' to compile."])
527
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