source: trunk/configure.ac @ 1455

Last change on this file since 1455 was 1455, checked in by Peter, 13 years ago

refs #426 added a ac_macro that adds what is needed in config.h. I wanna test this on my Tiger before closing the ticket. Is it possible to test this without checking in a >2Gb file?

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1## Process this file with autoconf to produce a configure script.
2##
3## $Id: configure.ac 1455 2008-08-29 20:01:38Z peter $
4
5# Copyright (C) 2003 Daniel Dalevi, Jari Häkkinen
6# Copyright (C) 2004 Jari Häkkinen
7# Copyright (C) 2005, 2006 Jari Häkkinen, Peter Johansson
8# Copyright (C) 2007, 2008 Jari Häkkinen, Peter Johansson, Markus Ringnér
9#
10# This file is part of the yat library, http://dev.thep.lu.se/yat
11#
12# The yat library is free software; you can redistribute it
13# and/or modify it under the terms of the GNU General Public License as
14# published by the Free Software Foundation; either version 2 of the
15# License, or (at your option) any later version.
16#
17# The yat library is distributed in the hope that it will be useful,
18# but WITHOUT ANY WARRANTY; without even the implied warranty of
19# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
20# General Public License for more details.
21#
22# You should have received a copy of the GNU General Public License
23# along with this program; if not, write to the Free Software
24# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
25# 02111-1307, USA.
26#
27# If you grabbed the source from the subversion repository you should,
28# at top-level, execute:
29#     ./bootstrap
30# To push subsequent changes of this file into the build scripts you
31# must issue:
32#     autoreconf
33
34m4_include([./build_support/version.m4])
35AC_INIT([yat],[YAT_VERSION],[jari@thep.lu.se])
36AC_PREREQ(2.60)
37AC_CONFIG_SRCDIR([yat/utility/Matrix.h])
38AC_CONFIG_AUX_DIR([autotools])
39dnl arg below should be the same as in Makefile.am
40AC_CONFIG_MACRO_DIR([build_support])
41AC_PREFIX_DEFAULT([/usr/local])
42
43AC_SUBST([YAT_LT_VERSION], [LT_VERSION])
44AC_SUBST([YAT_MAJOR_VERSION], [MAJOR_VERSION])
45AC_SUBST([YAT_MINOR_VERSION], [MINOR_VERSION])
46AC_SUBST([YAT_PATCH_VERSION], [PATCH_VERSION])
47AC_SUBST([YAT_DEV_BUILD], [DEV_BUILD])
48
49AC_CONFIG_HEADER([config.h])
50AM_INIT_AUTOMAKE()
51
52# Set default programming language
53AC_LANG(C++)
54
55# Let user overide default CXXFLAGS
56if test "${CXXFLAGS+set}" != set; then
57  CXXFLAGS=""  # Setting CXXFLAGS here to prevent expansion in AC_PROG_CXX
58fi
59# Checks for programs.
60AC_PROG_CXX
61AC_PROG_INSTALL
62AC_PROG_SED
63
64AC_MSG_NOTICE(dnl
65[checking whether tools for generating documentation are available])
66
67have_dox_tools="yes"
68AC_PATH_PROG([DOXYGEN], [doxygen], [no])
69if test "$DOXYGEN" = "no"; then
70   AC_MSG_WARN([unable to find doxygen application])
71   have_dox_tools=no
72else
73   doxygen_min_version=1.5
74   AC_MSG_CHECKING([if doxygen is at least $doxygen_min_version])
75   doxygen_version=`$DOXYGEN --version`
76   AX_COMPARE_VERSION([$doxygen_version], [ge], [$doxygen_min_version], ,
77                      [have_dox_tools=no])
78   AC_MSG_RESULT([$doxygen_version])
79fi
80AC_CHECK_PROG([have_epstopdf], [epstopdf], [yes], [no])
81if test "$have_epstopdf" != "yes"; then
82   AC_MSG_WARN([unable to find epstopdf application])
83   have_dox_tools=no
84fi
85AC_CHECK_PROG([have_latex], [latex], [yes], [no])
86if test "$have_latex" != "yes"; then
87   AC_MSG_WARN([unable to find latex application])
88fi
89AC_CHECK_PROG([have_makeindex], [makeindex], [yes], [no])
90if test "$have_makeindex" != "yes"; then
91   AC_MSG_WARN([unable to find makeindex application])
92   have_dox_tools=no
93fi
94AC_CHECK_PROG([have_pdflatex], [pdflatex], [yes], [no])
95if test "$have_pdflatex" != "yes"; then
96   AC_MSG_WARN([unable to find pdflatex application])
97   have_dox_tools=no
98fi
99
100AM_CONDITIONAL(HAVE_DOXYGEN, test "$have_dox_tools" = "yes")
101AC_CONFIG_FILES([test/documentation_test.sh],
102                [chmod +x test/documentation_test.sh])
103
104# Save user-defined environment settings for later restoration
105APR_SAVE_THE_ENVIRONMENT(CPPFLAGS)
106APR_SAVE_THE_ENVIRONMENT(CXXFLAGS)
107APR_SAVE_THE_ENVIRONMENT(LDFLAGS)
108
109# Checks for libraries.
110AC_MSG_NOTICE([checking for libraries])
111AC_CHECK_LIB(m,main)
112# searching for cblas. Priority 1) find a cblas library, 2) find ATLAS
113# generated cblas, and 3) fall back to GSL cblas implementation. If
114# partial ATLAS is detected the configure script fails.
115cblas_found="no"  # cblas_found may get values yes or no
116# atlas_found may get values yes, no, or partial. In some cases
117# partial atlas may be installed
118atlas_found="no"
119gslcblas_found="no" # gslcblas_found may get values yes or no
120AC_SEARCH_LIBS(cblas_sdsdot,cblas,cblas_found="yes",
121  AC_SEARCH_LIBS(ATL_sdsdot,atlas,
122    AC_SEARCH_LIBS(cblas_sdsdot,cblas,atlas_found="yes",
123                   atlas_found="partial",-m64),
124      AC_SEARCH_LIBS(cblas_dswap,gslcblas,gslcblas_found="yes"),-m64),)
125# CBLAS used in test of GSL
126gsl_cblas_lib=-lgslcblas
127if test ${cblas_found} = "yes"; then
128  gsl_cblas_lib=-lcblas
129fi
130if test ${atlas_found} = "yes"; then
131  CXXFLAGS="$CXXFLAGS -m64" LDFLAGS="$LDFLAGS -m64"
132  gsl_cblas_lib=-latlas
133fi
134export GSL_CBLAS_LIB=${gsl_cblas_lib}
135
136# GNU Scientific Library, GSL http://www.gnu.org/software/gsl/, checks
137# Including AX_PATH_GSL macro from gsl.m4 distributed by GSL
138gsl_found="no"
139gsl_version="1.8"
140AC_SUBST(gsl_version)
141AX_PATH_GSL(${gsl_version},gsl_found="yes",gsl_version_check="no")
142if test "$gsl_found" = "yes"; then
143   LIBS="-lgsl $LIBS"
144   # grep words starting with '-L' in other words LDFLAGS
145   for i in $GSL_LIBS; do
146     if test ${i:0:2} = "-L"; then
147       LDFLAGS="$LDFLAGS $i"
148     fi
149   done
150fi
151
152# Boost http://www.boost.org
153boost_version=1.33
154AC_SUBST(boost_version)
155AX_BOOST_BASE("$boost_version")
156boost_version_check=$succeeded;
157CPPFLAGS="$BOOST_CPPFLAGS $CPPFLAGS"
158
159
160# Checks for header files.
161AC_CHECK_HEADERS([unistd.h])
162
163# Checks for typedefs, structures, and compiler characteristics.
164AC_HEADER_STDBOOL
165AC_C_CONST
166AC_C_INLINE
167AC_TYPE_SIZE_T
168
169# Checks for library functions.
170AC_PROG_LIBTOOL
171AC_FUNC_ERROR_AT_LINE
172AC_HEADER_STDC
173AC_CHECK_FUNCS([pow sqrt])
174
175#support for large files
176AC_SYS_LARGEFILE
177
178CXXFLAGS="$CXXFLAGS -Wall -pedantic"
179CPPFLAGS="$CPPFLAGS -DHAVE_INLINE=1"
180AC_ARG_ENABLE(debug,
181  [AS_HELP_STRING([--enable-debug],[turn on debug options and code])])
182if test "${enable_debug}" = "yes" ; then
183  CXXFLAGS="$CXXFLAGS -g -O"
184  CPPFLAGS="$CPPFLAGS -DYAT_DEBUG=1"
185else
186  CXXFLAGS="$CXXFLAGS -O3"
187  CPPFLAGS="$CPPFLAGS -DNDEBUG -DGSL_RANGE_CHECK_OFF"
188fi
189
190# check for quiet_NaN support in OS
191# Check at run-time, but if we are cross-compiling fall back on a
192# compilation test
193AC_MSG_CHECKING([if std::numeric_limits<>::has_quiet_NaN is true])
194AC_RUN_IFELSE(
195  [AC_LANG_PROGRAM(
196    [@%:@include <limits>],
197    [return !std::numeric_limits<double>::has_quiet_NaN])],
198  [quiet_nan=yes
199   AC_MSG_RESULT($quiet_nan)],
200  [quiet_nan=no
201   AC_MSG_RESULT($quiet_nan)],
202  # if we are cross-compiling fall back on compilation test
203  [AC_MSG_RESULT(cross-compiling)
204   AC_MSG_CHECKING([for std::numeric_limits<>::quiet_NaN()])
205    AC_COMPILE_IFELSE(
206     [AC_LANG_PROGRAM(
207        [@%:@include <limits>
208         extern void f(double);],
209        [f(std::numeric_limits<double>::quiet_NaN())])],
210     [quiet_nan=yes],
211     [quiet_nan=no])
212   AC_MSG_RESULT($quiet_nan)])
213# Check for infinity support for doubles in OS
214# Check at run-time, but if we are cross-compiling fall back on a
215# compilation test
216AC_MSG_CHECKING([if std::numeric_limits<>::has_infinity is true])
217AC_RUN_IFELSE(
218  [AC_LANG_PROGRAM(
219    [@%:@include <limits>],
220    [return !std::numeric_limits<double>::has_infinity])],
221  [has_infinity=yes
222   AC_MSG_RESULT($has_infinity)],
223  [has_infinity=no
224   AC_MSG_RESULT($has_infinity)],
225  # if we are cross-compiling fall back on compilation test
226  [AC_MSG_RESULT(cross-compiling)
227   AC_MSG_CHECKING([for std::numeric_limits<>::infinity()])
228    AC_COMPILE_IFELSE(
229     [AC_LANG_PROGRAM(
230        [@%:@include <limits>
231         extern void f(double);],
232        [f(std::numeric_limits<double>::infinity())])],
233     [has_infinity=yes],
234     [has_infinity=no])
235   AC_MSG_RESULT($has_infinity)])
236
237
238# yat specific settings
239YAT_LIBNAME="yat"
240YAT_LIB_LOCATION="yat"
241AC_SUBST(YAT_LIBNAME)
242AC_SUBST(YAT_LIB)
243AC_SUBST(YAT_LIB_LOCATION)
244
245#doxygen stuff
246DX_HTML_OUTPUT=html
247DX_LATEX_OUTPUT=latex
248AC_SUBST(DX_HTML_OUTPUT)
249AC_SUBST(DX_LATEX_OUTPUT)
250
251
252AC_CONFIG_FILES([Makefile
253     build_support/yat.pc
254     doc/Makefile
255     doc/doxygen.config
256     doc/first_page.doxygen
257     test/Makefile
258     test/environment.h
259     test/data/Makefile
260     yat/Makefile
261     yat/classifier/Makefile
262     yat/normalization/Makefile
263     yat/random/Makefile
264     yat/regression/Makefile
265     yat/statistics/Makefile
266     yat/utility/version.h
267     yat/utility/Makefile])
268
269AC_CONFIG_FILES([build_support/yat-config],
270                [chmod +x build_support/yat-config])
271
272# warning about missing doxygen
273if (test "$have_dox_tools" != "yes") ; then
274  AC_MSG_WARN([
275  Some pre-requisites for generating documentation were not
276  fulfilled. The build will not create any documentation.
277  Please consult the 'README' file for more information about
278  what is needed to generate documentation and refer to above
279  warning messages.
280  ])
281fi
282
283# Print failure status information about selected items, and exit if
284# fatal errors were encountered. No output will be created if
285# configure is halted prematurely.
286
287# used to trigger exit before creation of output
288all_reqs_ok="true"
289
290# No support for quiet NAN is fatal -- sub-sequent compilation, or execution
291# of created binary, will fail.
292if test "${quiet_nan}" = "no" ; then
293  all_reqs_ok="false"
294  AC_MSG_WARN([
295  Support for quiet NAN required.
296  Yat will not work on this system!])
297fi
298
299# No support for infinity is fatal -- sub-sequent compilation, or execution
300# of created binary, will fail.
301if test "${has_infinity}" = "no" ; then
302  all_reqs_ok="false"
303  AC_MSG_WARN([
304  Support for infinity required.
305  Yat will not work on this system!])
306fi
307
308
309# Non-existing BLAS is fatal -- sub-sequent compilation will fail.
310if test "${cblas_found}" = "no" -a "${atlas_found}" = "no" -a "${gslcblas_found}" = "no"; then
311  all_reqs_ok="false"
312  AC_MSG_WARN([
313  cBLAS not found. The C implementation of Basic Linear Algebra
314  Subprograms (cBLAS) library cannot be found. Please make sure
315  cBLAS is installed.])
316fi
317if test "${atlas_found}" = "partial"; then
318  all_reqs_ok="false"
319  AC_MSG_WARN([
320  Partial ATLAS BLAS library found. Please repair your installation.])
321fi
322
323# Non-existing GSL is fatal -- sub-sequent compilation will fail.
324if test "${gsl_found}" = "no" ; then
325  all_reqs_ok="false"
326  if test "${gsl_version_check}" = "no" ; then
327  AC_MSG_WARN([
328  GSL found but not the required version. Please install
329  GSL version ${gsl_version} or later])
330  else
331  AC_MSG_WARN([
332  GSL not found. The GNU Scientific Library (GSL) library cannot be
333  found. Please make sure GSL is installed.])
334  fi
335fi
336
337# Too old Boost is fatal -- sub-sequent compilation will fail.
338if test "${boost_version_check}" != "yes" ; then
339  all_reqs_ok="false"
340  AC_MSG_WARN([
341  Boost found but not the required version. Please install
342  Boost version ${boost_version} or later])
343fi
344
345if (test "$all_reqs_ok" = "false") ; then
346  AC_MSG_FAILURE([
347  Some pre-requisites were not fulfilled, aborting configure.
348  Please consult the 'README' file for more information about what
349  is needed to compile yat and refer to above warning messages.
350  Needed files were NOT created.])
351fi
352
353# Reset flags
354APR_RESTORE_THE_ENVIRONMENT(CPPFLAGS, EXTRA_)
355APR_RESTORE_THE_ENVIRONMENT(CXXFLAGS, EXTRA_)
356APR_RESTORE_THE_ENVIRONMENT(LDFLAGS, EXTRA_)
357
358# Create output.
359AC_OUTPUT
360
361# Some more messages.
362AC_MSG_NOTICE([])
363AC_MSG_NOTICE([ Ready to compile the yat library])
364AC_MSG_NOTICE([ The following flags and libraries will be used:])
365AC_MSG_NOTICE([ +++++++++++++++++++++++++++++++++++++++++++++++])
366AC_MSG_NOTICE([  CPPFLAGS=\"$CPPFLAGS\"])
367AC_MSG_NOTICE([  EXTRA_CPPFLAGS=\"$EXTRA_CPPFLAGS\"])
368AC_MSG_NOTICE([  CXXFLAGS=\"$CXXFLAGS\"])
369AC_MSG_NOTICE([  EXTRA_CXXFLAGS=\"$EXTRA_CXXFLAGS\"])
370AC_MSG_NOTICE([  LDFLAGS=\"$LDFLAGS\"])
371AC_MSG_NOTICE([  EXTRA_LDFLAGS=\"$EXTRA_LDFLAGS\"])
372AC_MSG_NOTICE([  LIBS=\"$LIBS\"])
373AC_MSG_NOTICE([ +++++++++++++++++++++++++++++++++++++++++++++++])
374AC_MSG_NOTICE([])
375if test "${gslcblas_found}" = "yes"; then
376AC_MSG_NOTICE([ GSL BLAS found. This is a reference implementation only.])
377AC_MSG_NOTICE([ Consider using hardware optimized BLAS.])
378AC_MSG_NOTICE([ ATLAS (http://math-atlas.sourceforge.net/) provides an])
379AC_MSG_NOTICE([ optimized BLAS library. It is supported by yat!])
380AC_MSG_NOTICE([])
381fi
382AC_MSG_NOTICE([ Now type 'make ; make check'.])
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