Fix lttng-ust(3) manpage
[lttng-ust.git] / configure.ac
... / ...
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1# -*- Autoconf -*-
2# Process this file with autoconf to produce a configure script.
3
4AC_INIT([lttng-ust],[2.4.0-rc1],[mathieu dot desnoyers at efficios dot com])
5
6# Following the numbering scheme proposed by libtool for the library version
7# http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
8# This is the library version of liblttng-ust.
9AC_SUBST([LTTNG_UST_LIBRARY_VERSION], [0:0:0])
10# note: remember to update tracepoint.h dlopen() to match this version
11# number. TODO: eventually automate by exporting the major number.
12
13# This is the library version of liblttng-ust-ctl, used internally by
14# liblttng-ust, lttng-sessiond, and lttng-consumerd.
15AC_SUBST([LTTNG_UST_CTL_LIBRARY_VERSION], [2:0:0])
16
17AC_CONFIG_AUX_DIR([config])
18AC_CANONICAL_TARGET
19AC_CANONICAL_HOST
20AC_CONFIG_MACRO_DIR([config])
21AM_INIT_AUTOMAKE([foreign dist-bzip2 no-dist-gzip])
22m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
23AC_CONFIG_SRCDIR([include/lttng/tracepoint.h])
24
25# Configuration options, which will be installed in the config.h
26AC_CONFIG_HEADERS([config.h include/lttng/ust-config.h])
27AH_TEMPLATE([LTTNG_UST_HAVE_EFFICIENT_UNALIGNED_ACCESS], [Use efficient unaligned access.])
28AH_TEMPLATE([LTTNG_UST_HAVE_SDT_INTEGRATION], [SystemTap integration via sdt.h])
29
30# Compute minor/major/patchlevel version numbers
31AC_PROG_SED
32major_version=$(echo AC_PACKAGE_VERSION | sed 's/^\([[0-9]]\)*\.[[0-9]]*\.[[0-9]]*.*$/\1/')
33minor_version=$(echo AC_PACKAGE_VERSION | sed 's/^[[0-9]]*\.\([[0-9]]*\)\.[[0-9]]*.*$/\1/')
34patchlevel_version=$(echo AC_PACKAGE_VERSION | sed 's/^[[0-9]]*\.[[0-9]]*\.\([[0-9]]*\).*$/\1/')
35AC_SUBST([MAJOR_VERSION], [$major_version])
36AC_SUBST([MINOR_VERSION], [$minor_version])
37AC_SUBST([PATCHLEVEL_VERSION], [$patchlevel_version])
38AC_DEFINE_UNQUOTED([VERSION_MAJOR], $major_version, [UST major version number])
39AC_DEFINE_UNQUOTED([VERSION_MINOR], $minor_version, [UST minor version number])
40AC_DEFINE_UNQUOTED([VERSION_PATCHLEVEL], $patchlevel_version, [UST patchlevel version number])
41
42version_name="Époque Opaque"
43version_description="The Époque Opaque is a black IPA from Trou du Diable brewery. The nose is eerily reminiscent of the coffee crisp candy from of our childhood. These strong mocha accents are present on the palate, which are quickly subdued by Japanese and Australian hops leading to a final state of satisfaction enjoyable for any fan of bitter beer."
44
45AC_DEFINE_UNQUOTED([VERSION_NAME], ["$version_name"], [UST version name])
46AC_DEFINE_UNQUOTED([VERSION_DESCRIPTION], ["$version_description"], [UST version description])
47
48AC_PROG_GREP
49# libtool link_all_deplibs fixup. See http://bugs.lttng.org/issues/321.
50AC_ARG_ENABLE(libtool-linkdep-fixup,
51 AS_HELP_STRING([--disable-libtool-linkdep-fixup],
52 [disable the libtool fixup for linking all dependent libraries (link_all_deplibs)]),
53 libtool_fixup=$enableval,
54 libtool_fixup=yes)
55
56AS_IF([test "x$libtool_fixup" = "xyes"],
57 [
58 libtool_m4="$srcdir/config/libtool.m4"
59 libtool_flag_pattern=".*link_all_deplibs\s*,\s*\$1\s*)"
60 AC_MSG_CHECKING([for occurence(s) of link_all_deplibs = no in $libtool_m4])
61 libtool_flag_pattern_count=$(grep -c "$libtool_flag_pattern\s*=\s*no" $libtool_m4)
62 AS_IF([test $libtool_flag_pattern_count -ne 0],
63 [
64 AC_MSG_RESULT([$libtool_flag_pattern_count])
65 AC_MSG_WARN([the detected libtool will not link all dependencies, forcing link_all_deplibs = unknown])
66 sed -i "s/\($libtool_flag_pattern\)\s*=\s*no/\1=unknown/g" $libtool_m4
67 ],
68 [
69 AC_MSG_RESULT([none])
70 ])
71 ])
72
73AM_CONDITIONAL([NO_SHARED], [test "x$enable_shared" = "xno"])
74
75# Checks for programs.
76AC_PROG_CC
77AC_PROG_CXX
78AC_PROG_MAKE_SET
79LT_INIT
80
81# rw_PROG_CXX_WORKS
82# Check whether the C++ compiler works.
83AC_CACHE_CHECK([whether the C++ compiler works],
84 [rw_cv_prog_cxx_works],
85 [AC_LANG_PUSH([C++])
86 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])],
87 [check_cxx_designated_initializers=yes],
88 [rw_cv_prog_cxx_works=no])
89 if test "$check_cxx_designated_initializers" = "yes"; then
90 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
91 struct foo { int a; int b; };
92 void fct(void)
93 {
94 struct foo f = { .a = 0, .b = 1 };
95 }
96 ]])],[
97 rw_cv_prog_cxx_works=yes
98 ],[
99 rw_cv_prog_cxx_works=no
100 ])
101 fi
102 AC_LANG_POP([C++])])
103
104AM_CONDITIONAL([CXX_WORKS], [test "x$rw_cv_prog_cxx_works" = "xyes"])
105
106## Checks for libraries.
107AC_CHECK_LIB([dl], [dlopen],
108[
109 have_libdl=yes
110],
111[
112 #libdl not found, check for dlopen in libc.
113 AC_CHECK_LIB([c], [dlopen],
114 [
115 have_libc_dl=yes
116 ],
117 [
118 AC_MSG_ERROR([Cannot find dlopen in libdl nor libc. Use [LDFLAGS]=-Ldir to specify their location.])
119 ])
120])
121AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBDL], [test "x$have_libdl" = "xyes"])
122AM_CONDITIONAL([LTTNG_UST_BUILD_WITH_LIBC_DL], [test "x$have_libc_dl" = "xyes"])
123
124AC_CHECK_LIB([pthread], [pthread_create])
125
126# Checks for header files.
127#AC_CHECK_HEADERS([fcntl.h stdint.h stdlib.h string.h sys/socket.h sys/time.h unistd.h])
128
129# Checks for typedefs, structures, and compiler characteristics.
130AC_C_INLINE
131#AC_TYPE_INT16_T
132#AC_TYPE_INT32_T
133#AC_TYPE_INT64_T
134#AC_TYPE_INT8_T
135#AC_TYPE_PID_T
136#AC_TYPE_SIZE_T
137#AC_TYPE_SSIZE_T
138#AC_TYPE_UINT16_T
139#AC_TYPE_UINT32_T
140#AC_TYPE_UINT64_T
141#AC_TYPE_UINT8_T
142#AC_CHECK_TYPES([ptrdiff_t])
143
144# Checks for library functions.
145AC_FUNC_MALLOC
146AC_CHECK_FUNCS([gettimeofday munmap socket strerror strtol sched_getcpu sysconf])
147
148CFLAGS="-Wall $CFLAGS"
149
150# URCU
151
152# urcu - check if we just find the headers it out of the box.
153AC_CHECK_HEADERS([urcu-bp.h], [], [AC_MSG_ERROR([Cannot find [URCU] headers (urcu-bp.h). Use [CPPFLAGS]=-Idir to specify their location.
154This error can also occur when the liburcu package's configure script has not been run.])])
155
156# urcu-cds - check that URCU Concurrent Data Structure lib is available to compilation
157# Part of Userspace RCU library 0.7.2 or better.
158AC_CHECK_LIB([urcu-cds], [_cds_lfht_new], [], [AC_MSG_ERROR([Cannot find
159liburcu-cds lib, part of Userspace RCU 0.7 or better. Use [LDFLAGS]=-Ldir to specify its location.])])
160
161AC_MSG_CHECKING([caa_likely()])
162AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
163#include <urcu/compiler.h>
164void fct(void)
165{
166 if (caa_likely(1)) {
167 }
168}
169]])],[
170 AC_MSG_RESULT([yes])
171],[
172 AC_MSG_RESULT([no])
173 AC_MSG_ERROR([Please upgrade your version of liburcu to 0.6.6 or better])
174
175])
176
177# urcu - check that URCU lib is available to compilation
178AC_CHECK_LIB([urcu-bp], [synchronize_rcu_bp], [], [AC_MSG_ERROR([Cannot find liburcu-bp lib. Use [LDFLAGS]=-Ldir to specify its location.])])
179
180# urcu - check that URCU lib is at least version 0.6
181AC_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.])])
182
183AC_MSG_CHECKING([host system alignment requirements])
184case $host_cpu in
185changequote(,)dnl
186 i[3456]86)
187changequote([,])dnl
188 ;;
189 x86_64) ;;
190 amd64) ;;
191 powerpc) ;;
192 ppc64) ;;
193 powerpc64) ;;
194 s390) NO_UNALIGNED_ACCESS=1 ;;
195 s390x) NO_UNALIGNED_ACCESS=1 ;;
196 arm*) NO_UNALIGNED_ACCESS=1 ;;
197 mips*) NO_UNALIGNED_ACCESS=1 ;;
198 tile*) NO_UNALIGNED_ACCESS=1 ;;
199 *) AC_MSG_ERROR([unable to detect alignment requirements (unsupported architecture ($host_cpu)?)]) ;;
200esac
201
202if test x$NO_UNALIGNED_ACCESS = x ; then
203AC_DEFINE([LTTNG_UST_HAVE_EFFICIENT_UNALIGNED_ACCESS], [1])
204fi
205
206# Set compile flags to java include files if given
207AC_ARG_WITH([java-jdk],
208 [AS_HELP_STRING([--with-java-jdk=DIR],[use the Java JDK in DIR. Ex : $JAVA_HOME.])],
209 [JAVA_JDK=$withval],
210 [JAVA_JDK=""]
211)
212AM_CONDITIONAL([HAVE_JAVA_JDK], [test $JAVA_JDK], [Java JDK path])
213AC_SUBST([JAVA_JDK])
214
215AS_IF([test $JAVA_JDK],[
216 AS_IF([test -d $JAVA_JDK],[
217 AC_MSG_RESULT([using Java includes in $JAVA_SDK])
218 SUBDIRS=`find $JAVA_JDK/include -type d`
219 CPPFLAGS+=" "
220 CPPFLAGS+=`for x in $SUBDIRS; do echo -n "-I$x "; done`
221 CPPFLAGS+=" "
222 ],[
223 AC_MSG_ERROR(Unable to find Java include files in $JAVA_JDK)
224 ])
225])
226
227# Check for JNI header files if requested
228AC_ARG_WITH([jni-interface],
229 [AS_HELP_STRING([--with-jni-interface],[build JNI interface between C and Java. Needs Java include files [default=no]])],
230 [jni_interface=$withval],
231 [jni_interface=no]
232)
233
234AS_IF([test "x$jni_interface" = "xyes"],[
235 AC_CHECK_HEADERS([jni.h],[],[
236 AC_MSG_ERROR([missing jni.h
237Make sure Sun Java, OpenJDK or GCJ is installed and that this header file exists in the system path.
238Use the --with-java-jdk=DIR flag to point to your Java include files, or disable the JNI interface.])
239 ])
240])
241AM_CONDITIONAL([BUILD_JNI_INTERFACE], [test "x$jni_interface" = "xyes"])
242
243# sdt.h integration
244AC_ARG_WITH([sdt],
245 [AS_HELP_STRING([--with-sdt],[provide SystemTap integration via sdt.h [default=no]])],
246 [with_sdt=$withval],
247 [with_sdt="no"]
248)
249
250AS_IF([test "x$with_sdt" = "xyes"],[
251 AC_MSG_CHECKING([STAP_PROBEV()])
252 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
253 #define SDT_USE_VARIADIC
254 #include <sys/sdt.h>
255 void fct(void)
256 {
257 STAP_PROBEV(provider,name,1,2,3,4,5,6,7,8,9,10);
258 }
259 ]])],[
260 AC_MSG_RESULT([yes])
261 AC_DEFINE([LTTNG_UST_HAVE_SDT_INTEGRATION], [1])
262 ],[
263 AC_MSG_RESULT([no])
264 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])
265 ])
266])
267
268AC_ARG_WITH([lttng-system-rundir],
269 AS_HELP_STRING([--with-lttng-system-rundir],
270 [Location of the system directory where LTTng-UST expects the system-wide lttng-sessiond runtime files. The default is "/var/run/lttng".]),
271 [lttng_system_rundir="$withval"],
272 [lttng_system_rundir="/var/run/lttng"])
273AC_DEFINE_UNQUOTED([LTTNG_SYSTEM_RUNDIR], ["$lttng_system_rundir"],
274 [LTTng system runtime directory])
275
276lttnglibjavadir="${libdir}/lttng/java"
277AC_SUBST(lttnglibjavadir)
278
279AC_CONFIG_FILES([
280 Makefile
281 doc/Makefile
282 doc/examples/Makefile
283 include/Makefile
284 include/lttng/ust-version.h
285 snprintf/Makefile
286 libringbuffer/Makefile
287 liblttng-ust-comm/Makefile
288 liblttng-ust/Makefile
289 liblttng-ust-ctl/Makefile
290 liblttng-ust-fork/Makefile
291 liblttng-ust-baddr/Makefile
292 liblttng-ust-dl/Makefile
293 liblttng-ust-java/Makefile
294 liblttng-ust-jul/Makefile
295 liblttng-ust-libc-wrapper/Makefile
296 liblttng-ust-cyg-profile/Makefile
297 tools/Makefile
298 tests/Makefile
299 tests/hello/Makefile
300 tests/hello.cxx/Makefile
301 tests/same_line_tracepoint/Makefile
302 tests/snprintf/Makefile
303 tests/benchmark/Makefile
304 tests/utils/Makefile
305 tests/java-jul/Makefile
306 lttng-ust.pc
307])
308
309AC_OUTPUT
310
311AS_ECHO()
312AS_ECHO("Version name: $version_name")
313AS_ECHO("$version_description")
314
315# Report on the configuration options
316AS_ECHO()
317AS_ECHO("LTTng-UST will be built with the following options:")
318
319AS_ECHO()
320AS_ECHO_N("Java support (JNI): ")
321AS_IF([test "x$jni_interface" = "xyes"], [AS_ECHO("Enabled")], [AS_ECHO("Disabled")])
322
323AS_ECHO_N("sdt.h integration: ")
324AS_IF([test "x$with_sdt" = "xyes"], [AS_ECHO("Enabled")], [AS_ECHO("Disabled")])
325
326AS_ECHO()
327AS_ECHO("Type 'make' to compile.")
328
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