1 dnl Process this file with autoconf to produce a configure script.
2 AC_INIT(nlopt, 2.0, stevenj@alum.mit.edu)
3 AC_CONFIG_SRCDIR(api/nlopt.h)
4 SHARED_VERSION_INFO="3:0:3" # CURRENT:REVISION:AGE
7 AM_CONFIG_HEADER(config.h)
8 AC_CONFIG_MACRO_DIR([m4])
10 AC_SUBST(SHARED_VERSION_INFO)
11 AC_DISABLE_SHARED dnl shared libraries are a PITA, disable by default
13 dnl Checks for programs.
24 [AC_HELP_STRING([--with-cxx], [include C++-based routines])],
25 with_cxx=$withval,with_cxx=no)
26 AM_CONDITIONAL(WITH_CXX, test "x$with_cxx" = xyes)
28 if test "x$with_cxx" = xyes; then
29 AC_DEFINE([WITH_CXX], 1, [Define if compiled including C++-based routines])
34 AC_SUBST(NLOPT_SUFFIX)
36 dnl Checks for typedefs, structures, and compiler characteristics.
39 AC_CHECK_HEADERS([unistd.h getopt.h stdint.h])
44 dnl find 32-bit unsigned integer type for random-number generator
45 AC_CHECK_SIZEOF(unsigned int)
46 AC_CHECK_SIZEOF(unsigned long)
47 AC_CHECK_TYPES(uint32_t, [], [], [$ac_includes_default
52 dnl Checks for libraries and functions
54 AC_CHECK_FUNCS([BSDgettimeofday gettimeofday time qsort_r getpid])
56 AC_MSG_CHECKING([for gettid syscall])
57 AC_TRY_LINK([#include <unistd.h>
58 #include <sys/syscall.h>
59 ], [syscall(SYS_gettid);], [ok=yes], [ok=no])
60 if test "$ok" = "yes"; then
61 AC_DEFINE(HAVE_GETTID_SYSCALL,1,[Define if syscall(SYS_gettid) available.])
65 AC_MSG_CHECKING([for isnan])
66 AC_TRY_LINK([#include <math.h>
67 ], [if (!isnan(3.14159)) isnan(2.7183);], ok=yes, ok=no)
68 if test "$ok" = "yes"; then
69 AC_DEFINE(HAVE_ISNAN,1,[Define if the isnan() function/macro is available.])
73 AC_MSG_CHECKING([for isinf])
74 AC_TRY_LINK([#include <math.h>
75 ], [if (!isinf(3.14159)) isinf(2.7183);], ok=yes, ok=no)
76 if test "$ok" = "yes"; then
77 AC_DEFINE(HAVE_ISINF,1,[Define if the isinf() function/macro is available.])
81 dnl -----------------------------------------------------------------------
83 if test "x$with_cxx" = xyes; then
84 test -r $srcdir/lbfgs/ap.cpp && test -r $srcdir/lbfgs/ap.h && test -r $srcdir/lbfgs/l-bfgs-b.cpp && test -r $srcdir/lbfgs/l-bfgs-b.h && have_lbfgs=yes
86 AM_CONDITIONAL(WITH_NOCEDAL, test -n "$have_lbfgs")
87 if test -n "$have_lbfgs"; then
88 AC_DEFINE(WITH_NOCEDAL, [1], [Define if we have the non-free Nocedal LBFGS code])
91 dnl -----------------------------------------------------------------------
94 if test "$enable_shared" = no; then
95 AC_MSG_WARN([Python and Guile wrappers require --enable-shared; disabling])
99 AC_CHECK_PROG(GUILE_CONFIG, guile-config, guile-config, unknown)
100 if test "x$GUILE_CONFIG" = "xunknown"; then
101 AC_MSG_WARN([can't find guile-config, disabling Guile wrapper])
103 save_CPPFLAGS=$CPPFLAGS
105 GUILE_CPPFLAGS=`$GUILE_CONFIG compile`
106 GUILE_LIBS=`$GUILE_CONFIG link`
107 CPPFLAGS="$CPPFLAGS $GUILE_CPPFLAGS"
108 LIBS="$GUILE_LIBS $LIBS"
109 AC_MSG_CHECKING([if linking to guile works])
110 AC_TRY_LINK_FUNC(scm_is_vector, [AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no)
111 AC_MSG_WARN(guile-config is broken, disabling Guile wrapper)
112 GUILE_CONFIG="unknown"])
113 CPPFLAGS=$save_CPPFLAGS
116 AC_CHECK_PROG(GUILE, guile, guile, unknown)
117 if test "x$GUILE" = xunknown; then
118 AC_MSG_WARN([can't find guile, disabling Guile wrapper])
121 AC_MSG_CHECKING([for Guile site installation directory])
122 GUILE_SITEDIR=`guile -c '(display (%site-dir))'`
123 AC_MSG_RESULT([$GUILE_SITEDIR])
125 AC_SUBST(GUILE_SITEDIR)
126 AC_SUBST(GUILE_CPPFLAGS)
128 AM_CONDITIONAL(WITH_GUILE, test x"$GUILE_CONFIG" != "xunknown")
131 AM_PATH_PYTHON([],[have_python=yes],[have_python=no])
132 if test $have_python = yes; then
133 pdir=`dirname $pythondir | sed 's,/lib/,/include/,'`
134 pdir=`eval echo $pdir`
135 AC_MSG_CHECKING([for Python include directory])
136 for PYTHON_INCLUDE_DIR in "$pdir" /usr/include/python$PYTHON_VERSION /usr/local/include/python$PYTHON_VERSION unknown; do
137 test -d "$PYTHON_INCLUDE_DIR" && break
139 AC_MSG_RESULT([$PYTHON_INCLUDE_DIR])
140 if test "x$PYTHON_INCLUDE_DIR" = xunknown; then
141 AC_MSG_WARN([disabling Python wrappers])
144 save_CPPFLAGS=$CPPFLAGS
145 CPPFLAGS="$CPPFLAGS -I$PYTHON_INCLUDE_DIR"
146 AC_CHECK_HEADER([numpy/arrayobject.h],[],[
147 AC_MSG_WARN([disabling Python wrappers])
148 have_python=no],[#include <Python.h>])
149 CPPFLAGS=$save_CPPFLAGS
151 AC_SUBST(PYTHON_INCLUDE_DIR)
153 AM_CONDITIONAL(WITH_PYTHON, test x"$have_python" = "xyes")
157 dnl -----------------------------------------------------------------------
158 dnl Compiling Octave plug-in
160 AC_ARG_VAR(OCT_INSTALL_DIR, [where to install GNU Octave .oct plug-ins])
161 AC_ARG_VAR(M_INSTALL_DIR, [where to install GNU Octave .m plug-ins])
162 AC_ARG_VAR(MKOCTFILE, [name of mkoctfile program to compile Octave plug-ins])
165 [AC_HELP_STRING([--without-octave], [don't compile Octave plugin])],
166 with_octave=$withval,with_octave=yes)
168 AC_CHECK_PROGS(MKOCTFILE, mkoctfile, echo)
170 if test x"$with_octave" = xno; then
172 elif test "$MKOCTFILE" = "echo"; then
173 AC_MSG_WARN([can't find mkoctfile: won't be able to compile GNU Octave plugin])
175 elif test x"$OCT_INSTALL_DIR" = "x"; then
176 # try to find installation directory
177 AC_CHECK_PROGS(OCTAVE, octave, echo)
178 AC_CHECK_PROGS(OCTAVE_CONFIG, octave-config, echo)
180 AC_MSG_CHECKING(where octave plugins go)
181 OCT_INSTALL_DIR=`octave-config --oct-site-dir 2> /dev/null | grep '/'`
182 if test -z "$OCT_INSTALL_DIR"; then
183 OCT_INSTALL_DIR=`octave-config --print OCTFILEDIR 2> /dev/null | grep '/'`
185 if test -z "$OCT_INSTALL_DIR"; then
186 OCT_INSTALL_DIR=`echo "path" | $OCTAVE -q 2> /dev/null | grep "/oct/" | head -1`
188 if test -z "$OCT_INSTALL_DIR"; then
189 OCT_INSTALL_DIR=`echo "DEFAULT_LOADPATH" | $OCTAVE -q 2> /dev/null | tr ':' '\n' | grep "site/oct" | head -1`
191 if test -n "$OCT_INSTALL_DIR"; then
192 AC_MSG_RESULT($OCT_INSTALL_DIR)
194 AC_MSG_RESULT(unknown)
195 AC_MSG_WARN([can't find where to install octave plugins: won't be able to compile octave plugin])
198 AC_MSG_CHECKING(where octave scripts go)
199 M_INSTALL_DIR=`octave-config --m-site-dir 2> /dev/null | grep '/'`
200 if test -z "$M_INSTALL_DIR"; then
201 M_INSTALL_DIR=`octave-config --print FCNFILEDIR 2> /dev/null | grep '/'`
203 if test -z "$M_INSTALL_DIR"; then
204 M_INSTALL_DIR=`echo "path" | $OCTAVE -q 2> /dev/null | grep "/m" | head -1`
206 if test -z "$M_INSTALL_DIR"; then
207 M_INSTALL_DIR=`echo "DEFAULT_LOADPATH" | $OCTAVE -q 2> /dev/null | tr ':' '\n' | grep "site/m" | head -1`
209 if test -n "$M_INSTALL_DIR"; then
210 AC_MSG_RESULT($M_INSTALL_DIR)
212 AC_MSG_RESULT(unknown)
213 AC_MSG_WARN([can't find where to install octave scripts: won't be able to install octave plugin])
218 if test x"$OCT_INSTALL_DIR" != "x"; then
219 if test "$enable_shared" = no; then
220 AC_MSG_CHECKING([whether mkoctfile can link with static objects])
222 echo 'void foo(void) {};' > conftestfoo.c
223 $CC -c conftestfoo.c >&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD
224 cat > conftest.cc <<EOF
225 #include <octave/oct.h>
226 extern "C" void foo(void);
227 DEFUN_DLD(foobar, args, nargout, "foo bar") { foo(); }
229 if $MKOCTFILE conftest.cc conftestfoo.o >&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD; then
233 AC_MSG_WARN([mkoctfile requires --enable-shared; won't compile Octave plugin])
239 AM_CONDITIONAL(WITH_OCTAVE, test x"$OCT_INSTALL_DIR" != "x")
240 AC_SUBST(OCT_INSTALL_DIR)
241 AC_SUBST(M_INSTALL_DIR)
244 dnl -----------------------------------------------------------------------
245 dnl Compiling Matlab plug-in
248 [AC_HELP_STRING([--without-matlab], [don't compile Matlab plugin])],
249 with_matlab=$withval,with_matlab=yes)
251 AC_ARG_VAR(MEX_INSTALL_DIR, [where to install Matlab .mex plug-ins])
252 AC_ARG_VAR(MEX, [name of mex program to compile Matlab plug-ins])
253 AC_CHECK_PROGS(MEX, mex, echo)
254 if test x"$with_matlab" = xno; then
256 elif test "$MEX" = "echo"; then
257 AC_MSG_WARN([can't find mex: won't be able to compile Matlab plugin])
260 AC_MSG_CHECKING([for extension of compiled mex files])
262 cat > conftest.c <<EOF
264 void mexFunction(int nlhs, mxArray *plhs[[]],
265 int nrhs, const mxArray *prhs[[]]) { }
267 if $MEX conftest.c >&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD; then
268 MEXSUFF=`ls conftest.m* | head -1 | cut -d'.' -f2`
269 AC_MSG_RESULT($MEXSUFF)
270 AC_CHECK_PROGS(MATLAB, matlab, echo)
272 AC_MSG_WARN([$MEX failed to compile a simple file; won't compile Matlab plugin])
277 if test x"$MATLAB" != xecho; then
278 if test "$enable_shared" = no; then
279 AC_MSG_CHECKING([whether mex can link with static objects])
281 echo 'void foo(void) {};' > conftestfoo.c
282 $CC -c conftestfoo.c >&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD
283 cat > conftest.c <<EOF
285 extern void foo(void);
286 void mexFunction(int nlhs, mxArray *plhs[[]],
287 int nrhs, const mxArray *prhs[[]]) { foo(); }
289 if $MEX conftest.c conftestfoo.o >&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD; then
293 AC_MSG_WARN([mex requires --enable-shared; won't compile Matlab plugin])
300 if test x"$MATLAB" != xecho; then
301 # try to find installation directory
302 if test x"$MEX_INSTALL_DIR" = "x"; then
303 AC_MSG_CHECKING(for MATLAB mex installation dir)
304 MEX_INSTALL_DIR=`matlab -nodisplay -nodesktop -nojvm -r 'path;quit' | grep toolbox/local |sed 's,^[[^/]]*,,g' |sort |head -1`
305 AC_MSG_RESULT($MEX_INSTALL_DIR)
306 if test x`basename "$MEX_INSTALL_DIR"` != xlocal; then
309 if test x"$MEX_INSTALL_DIR" = "x"; then
310 AC_MSG_WARN([can't find reasonable Matlab installation directory; Matlab plugins will not be compiled unless you manually specify MEX_INSTALL_DIR])
317 AM_CONDITIONAL(WITH_MATLAB, test x"$MEX_INSTALL_DIR" != "x")
318 AC_SUBST(MEX_INSTALL_DIR)
322 dnl -----------------------------------------------------------------------
323 dnl Check for broken Solaris HUGE_VAL macro under gcc 3.4.x and similar
325 AC_MSG_CHECKING([for working HUGE_VAL])
326 AC_TRY_COMPILE([#include <math.h>], [double x = -HUGE_VAL;],
327 [AC_MSG_RESULT([ok])],
328 [AC_TRY_COMPILE([#include <math.h>
331 #define HUGE_VAL __builtin_huge_val()
332 #endif], [double x = -HUGE_VAL;],
333 [AC_MSG_RESULT([__builtin_huge_val()])
334 AC_DEFINE(REPLACEMENT_HUGE_VAL,[__builtin_huge_val()],
335 [replacement for broken HUGE_VAL macro, if needed])],
336 [AC_MSG_RESULT([unknown])
337 AC_MSG_ERROR([broken HUGE_VAL macro with this compiler, unknown workaround])])])
339 dnl -----------------------------------------------------------------------
342 AC_ARG_ENABLE(debug, [AC_HELP_STRING([--enable-debug],[compile with extra runtime checks for debugging])], ok=$enableval, ok=no)
343 if test "$ok" = "yes"; then
344 AC_DEFINE(DEBUG,1,[Define to enable extra debugging code.])
347 dnl override CFLAGS selection when debugging
348 if test "${enable_debug}" = "yes"; then
354 dnl add gcc warnings, in debug/maintainer mode only
355 if test "$enable_debug" = yes || test "$USE_MAINTAINER_MODE" = yes; then
356 if test $ac_cv_prog_gcc = yes; then
357 if test "$ac_test_CFLAGS" != "set"; then
358 CFLAGS="$CFLAGS -Wall -W -Wcast-qual -Wpointer-arith -Wcast-align -pedantic -Wshadow -Wbad-function-cast -Wwrite-strings -Wstrict-prototypes -Wredundant-decls -Wnested-externs -Wundef -Wconversion -Wmissing-prototypes -Wmissing-declarations"
360 if test "$ac_test_CXXFLAGS" != "set"; then
361 CXXFLAGS="$CXXFLAGS -Wall -W -Wcast-qual -Wpointer-arith -Wcast-align -pedantic -Wshadow -Wwrite-strings -Wredundant-decls -Wundef -Wconversion"
363 if test "x$with_cxx" = xyes; then
369 vers=`echo ${VERSION}.0.0 | cut -d. -f1`
370 AC_DEFINE_UNQUOTED(MAJOR_VERSION, $vers, [Major version number.])
371 vers=`echo ${VERSION}.0.0 | cut -d. -f2`
372 AC_DEFINE_UNQUOTED(MINOR_VERSION, $vers, [Minor version number.])
373 vers=`echo ${VERSION}.0.0 | cut -d. -f3`
374 AC_DEFINE_UNQUOTED(BUGFIX_VERSION, $vers, [Bugfix version number.])
376 dnl -----------------------------------------------------------------------