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[lttng-ust.git] / configure.ac
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1# -*- Autoconf -*-
2# Process this file with autoconf to produce a configure script.
3
94b6d0d1 4AC_INIT([lttng-ust],[1.9.6],[mathieu dot desnoyers at efficios dot com])
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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
8AC_SUBST([LTTNG_UST_LIBRARY_VERSION], [0:0:0])
9# note: remember to update tracepoint.h dlopen() to match this version
10# number. TODO: eventually automate by exporting the major number.
11
55355fa5 12AC_CONFIG_AUX_DIR([config])
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13AC_CANONICAL_TARGET
14AC_CANONICAL_HOST
50f3dba0 15AC_CONFIG_MACRO_DIR([config])
f6bbb375 16AM_INIT_AUTOMAKE([foreign])
50f3dba0 17m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
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18AC_CONFIG_SRCDIR([include/lttng/tracepoint.h])
19AC_CONFIG_HEADERS([config.h include/lttng/config.h])
2699970a 20AH_TEMPLATE([HAVE_EFFICIENT_UNALIGNED_ACCESS], [Use efficient unaligned access.])
23c8854a 21
b728d87e 22# Compute minor/major/patchlevel version numbers
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23AC_PROG_SED
24major_version=$(echo AC_PACKAGE_VERSION | sed 's/^\([[0-9]]\)*\.[[0-9]]*\.[[0-9]]*$/\1/')
25minor_version=$(echo AC_PACKAGE_VERSION | sed 's/^[[0-9]]*\.\([[0-9]]*\)\.[[0-9]]*$/\1/')
26patchlevel_version=$(echo AC_PACKAGE_VERSION | sed 's/^[[0-9]]*\.[[0-9]]*\.\([[0-9]]*\)$/\1/')
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27AC_SUBST([MAJOR_VERSION], [$major_version])
28AC_SUBST([MINOR_VERSION], [$minor_version])
b728d87e 29AC_SUBST([PATCHLEVEL_VERSION], [$patchlevel_version])
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30AC_DEFINE_UNQUOTED([VERSION_MAJOR], $major_version, [UST major version number])
31AC_DEFINE_UNQUOTED([VERSION_MINOR], $minor_version, [UST minor version number])
b728d87e 32AC_DEFINE_UNQUOTED([VERSION_PATCHLEVEL], $patchlevel_version, [UST patchlevel version number])
161239e0 33
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34
35# Checks for programs.
36AC_PROG_CC
6b79f035 37AC_PROG_CXX
1304f3df 38AC_PROG_MAKE_SET
fa1c6efe 39LT_INIT
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40
41## Checks for libraries.
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42AC_CHECK_LIB([dl], [dlopen])
43AC_CHECK_LIB([pthread], [pthread_create])
1304f3df 44
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45# Check for libuuid
46AC_CHECK_LIB([uuid], [uuid_generate], [],
47 [AC_MSG_ERROR([Cannot find libuuid. Use [LDFLAGS]=-Ldir to specify its location.])]
48)
49
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50# Checks for header files.
51#AC_CHECK_HEADERS([fcntl.h stdint.h stdlib.h string.h sys/socket.h sys/time.h unistd.h])
52
53# Checks for typedefs, structures, and compiler characteristics.
54AC_C_INLINE
55#AC_TYPE_INT16_T
56#AC_TYPE_INT32_T
57#AC_TYPE_INT64_T
58#AC_TYPE_INT8_T
59#AC_TYPE_PID_T
60#AC_TYPE_SIZE_T
61#AC_TYPE_SSIZE_T
62#AC_TYPE_UINT16_T
63#AC_TYPE_UINT32_T
64#AC_TYPE_UINT64_T
65#AC_TYPE_UINT8_T
66#AC_CHECK_TYPES([ptrdiff_t])
67
68# Checks for library functions.
69AC_FUNC_MALLOC
70AC_CHECK_FUNCS([gettimeofday munmap socket strerror strtol])
71
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72CFLAGS="-Wall $CFLAGS"
73
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74# Check for texinfo, required for building the documentation
75# TODO: make this (and building the documentation) optional
76AC_CHECK_PROG([TEXINFO], [makeinfo], [yes])
77AS_IF([test "x$TEXINFO" != "xyes"],[
78 AC_MSG_ERROR([Please install the 'texinfo' program and make sure 'makeinfo' is in the PATH.])
79])
80
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81# URCU
82
83# urcu - check if we just find the headers it out of the box.
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84AC_CHECK_HEADERS([urcu-bp.h], [], [AC_MSG_ERROR([Cannot find [URCU] headers (urcu-bp.h). Use [CFLAGS]=-Idir to specify their location.
85This error can also occur when the liburcu package's configure script has not been run.])])
8624c549 86
b5a3dfa5 87AC_MSG_CHECKING([caa_likely()])
31b07350 88AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
b5a3dfa5 89#include <urcu/compiler.h>
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90void fct(void)
91{
92 if (caa_likely(1)) {
93 }
94}
727bb6cb 95]])],[
b5a3dfa5 96 AC_MSG_RESULT([yes])
727bb6cb 97],[
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98 AC_MSG_RESULT([no])
99 AC_MSG_ERROR([Please upgrade your version of liburcu to 0.6.6 or better])
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100
101])
b5a3dfa5 102
8624c549 103# urcu - check that URCU lib is available to compilation
cfa0520d 104AC_CHECK_LIB([urcu-bp], [synchronize_rcu_bp], [], [AC_MSG_ERROR([Cannot find liburcu-bp lib. Use [LDFLAGS]=-Ldir to specify its location.])])
e3073410 105
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106# urcu - check that URCU lib is at least version 0.6
107AC_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.])])
e3073410 108
42d054a0 109
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110# Check for various supplementary host information (beyond the
111# triplet) which might affect the library format choices. E.g., we
112# can be building with `i686-unknown-linux-gnu-gcc -m64'
113
114case "${host}" in
115changequote(,)dnl
116 i[34567]86-*-linux*)
117changequote([,])dnl
118 AC_CACHE_CHECK([if building for x86-64], [ust_cv_i386_is_x86_64],
119 [save_CPPFLAGS="$CPPFLAGS"
120 CPPFLAGS="$CPPFLAGS $CFLAGS"
121 AC_EGREP_CPP([got it], [
122#if __x86_64__
123got it
124#endif
125 ], [ust_cv_i386_is_x86_64=yes],
126 [ust_cv_i386_is_x86_64=no])
127 CPPFLAGS="$save_CPPFLAGS"])
128 ;;
129esac
130
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131AC_MSG_CHECKING([library format for the host system])
132case $host_cpu in
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133changequote(,)dnl
134 i[3456]86)
135changequote([,])dnl
136 if test "$ust_cv_i386_is_x86_64" = yes ; then
137 LIBFORMAT="elf64-x86-64"
138 else
139 LIBFORMAT="elf32-i386"
140 fi
141 ;;
9441df61 142 x86_64) LIBFORMAT="elf64-x86-64" ;;
6fa0d97f 143 powerpc) LIBFORMAT="elf32-powerpc" ;;
9441df61 144 ppc64) LIBFORMAT="elf64-powerpc" ;;
7af249f6 145 powerpc64) LIBFORMAT="elf64-powerpc" ;;
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146 s390) LIBFORMAT="elf32-s390"; NO_UNALIGNED_ACCESS=1 ;;
147 s390x) LIBFORMAT="elf64-s390"; NO_UNALIGNED_ACCESS=1 ;;
2699970a 148 armv5) LIBFORMAT="elf32-littlearm"; NO_UNALIGNED_ACCESS=1 ;;
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149 arm) LIBFORMAT="elf32-littlearm"; NO_UNALIGNED_ACCESS=1 ;;
150 mips*) LIBFORMAT=""; NO_UNALIGNED_ACCESS=1;;
6fa0d97f 151 *) AC_MSG_ERROR([unable to detect library format (unsupported architecture ($host_cpu)?)]) ;;
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152esac
153AC_SUBST(LIBFORMAT)
154AC_MSG_RESULT($LIBFORMAT)
ed452f03 155
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156if test "x$host_cpu" = "xarm" ; then
157AC_MSG_CHECKING([checking for armv5])
31b07350 158AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
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159#ifndef __ARM_ARCH_5TEJ__
160#error "no arm5 here"
161#endif
727bb6cb 162]])],[
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163 AC_MSG_RESULT([yes])
164 NO_UNALIGNED_ACCESS=1
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165
166],[
2699970a 167 AC_MSG_RESULT([no])
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168
169])
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170fi
171if test x$NO_UNALIGNED_ACCESS = x ; then
172AC_DEFINE([HAVE_EFFICIENT_UNALIGNED_ACCESS], [1])
173fi
174
2b6f8df9 175# Set compile flags to java include files if given
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176AC_ARG_WITH([java-jdk],
177 [AS_HELP_STRING([--with-java-jdk=DIR],[use the Java JDK in DIR. Ex : $JAVA_HOME.])],
178 [JAVA_JDK=$withval],
179 [JAVA_JDK=""]
180)
181AS_IF([test $JAVA_JDK],[
182 AS_IF([test -d $JAVA_JDK],[
183 AC_MSG_RESULT([using Java includes in $JAVA_SDK])
184 SUBDIRS=`find $JAVA_JDK/include -type d`
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185 CFLAGS+=" "
186 CFLAGS+=`for x in $SUBDIRS; do echo -n "-I$x "; done`
187 CFLAGS+=" "
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188 ],[
189 AC_MSG_ERROR(Unable to find Java include files in $JAVA_JDK)
190 ])
191])
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192
193# Check for JNI header files if requested
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194AC_ARG_WITH([jni-interface],
195 [AS_HELP_STRING([--with-jni-interface],[build JNI interface between C and Java. Needs Java include files [default=no]])],
196 [jni_interface=$withval],
197 [jni_interface=no]
198)
2b6f8df9 199
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200AS_IF([test "x$jni_interface" = "xyes"],[
201 AC_CHECK_HEADERS([jni.h],[],[
202 AC_MSG_ERROR([missing jni.h
203Make sure Sun Java, OpenJDK or GCJ is installed and that this header file exists in the system path.
204Use the --with-java-jdk=DIR flag to point to your Java include files, or disable the JNI interface.])
205 ])
206])
207AM_CONDITIONAL([BUILD_JNI_INTERFACE], [test "x$jni_interface" = "xyes"])
2b6f8df9 208
36385b6e 209#currently disabled.
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210 #tests/hello2/Makefile
211 #tests/basic/Makefile
212 #tests/simple_include/Makefile
213 #tests/snprintf/Makefile
214 #tests/test-nevents/Makefile
215 #tests/test-libustinstr-malloc/Makefile
216 #tests/dlopen/Makefile
217 #tests/same_line_marker/Makefile
218 #tests/trace_event/Makefile
219 #tests/tracepoint/Makefile
220 #tests/tracepoint/benchmark/Makefile
221 #tests/register_test/Makefile
222 #tests/libustctl_function_#tests/Makefile
223 #tests/exit-fast/Makefile
224 #tests/basic_long/Makefile
225
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226AC_CONFIG_FILES([
227 Makefile
69400ac4 228 include/Makefile
b728d87e 229 include/lttng/ust-version.h
69400ac4 230 snprintf/Makefile
4931a13e 231 libringbuffer/Makefile
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232 liblttng-ust-comm/Makefile
233 liblttng-ust/Makefile
234 liblttng-ust-ctl/Makefile
235 liblttng-ust-fork/Makefile
236 liblttng-ust-java/Makefile
476037d9 237 liblttng-ust-libc-wrapper/Makefile
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238 tests/Makefile
239 tests/hello/Makefile
246e1625 240 tests/hello-static-lib/Makefile
6b79f035 241 tests/hello.cxx/Makefile
580d134b 242 tests/demo/Makefile
36385b6e 243 tests/fork/Makefile
5810472c 244 tests/ust-basic-tracing/Makefile
f0966704 245 tests/ust-multi-test/Makefile
74a6d87b 246 lttng-ust.pc
55355fa5 247])
1304f3df 248AC_OUTPUT
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