Mercurial > hg > octave-jordi
annotate aclocal.m4 @ 8659:9792c26bffc7
configure: check whether qhull works
| author | Jaroslav Hajek <highegg@gmail.com> |
|---|---|
| date | Wed, 04 Feb 2009 10:18:20 +0100 |
| parents | bef8f001032f |
| children | 22462fd58e66 |
| rev | line source |
|---|---|
| 1232 | 1 dnl aclocal.m4 -- extra macros for configuring Octave |
| 2 dnl | |
| 7017 | 3 dnl Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, |
| 4 dnl 2003, 2004, 2005, 2006, 2007 John W. Eaton | |
| 1232 | 5 dnl |
| 6 dnl This file is part of Octave. | |
| 7 dnl | |
| 8 dnl Octave is free software; you can redistribute it and/or modify it | |
| 9 dnl under the terms of the GNU General Public License as published by the | |
| 7016 | 10 dnl Free Software Foundation; either version 3 of the License, or (at |
| 11 dnl your option) any later version. | |
| 1232 | 12 dnl |
| 13 dnl Octave is distributed in the hope that it will be useful, but WITHOUT | |
| 14 dnl ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 15 dnl FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 16 dnl for more details. | |
| 17 dnl | |
| 18 dnl You should have received a copy of the GNU General Public License | |
| 7016 | 19 dnl along with Octave; see the file COPYING. If not, see |
| 20 dnl <http://www.gnu.org/licenses/>. | |
| 2548 | 21 dnl |
| 2813 | 22 dnl ---------------------------------------------------------------------- |
| 23 dnl | |
| 24 dnl Figure out the hardware-vendor-os info. | |
| 25 dnl | |
| 26 dnl OCTAVE_HOST_TYPE | |
| 27 AC_DEFUN(OCTAVE_HOST_TYPE, | |
| 28 [AC_CANONICAL_HOST | |
| 29 if test -z "$host"; then | |
| 30 host=unknown | |
| 31 fi | |
| 32 canonical_host_type=$host | |
| 33 if test "$host" = unknown; then | |
| 34 AC_MSG_WARN([configuring Octave for unknown system type | |
| 35 ]) | |
| 36 fi | |
| 3130 | 37 AC_SUBST(canonical_host_type)]) |
| 2813 | 38 dnl |
| 39 dnl Set default value for a variable and substitute it. | |
| 40 dnl | |
| 41 dnl OCTAVE_SET_DEFAULT | |
| 42 AC_DEFUN(OCTAVE_SET_DEFAULT, | |
| 3176 | 43 [ifelse($#, 2, [: ${$1=$2} |
| 2813 | 44 ])dnl |
| 45 AC_MSG_RESULT([defining $1 to be $$1]) | |
| 46 AC_SUBST($1)]) | |
| 47 dnl | |
| 3130 | 48 dnl Check for ar. |
| 49 dnl | |
| 50 AC_DEFUN(OCTAVE_PROG_AR, | |
| 51 [if test -z "$AR"; then | |
| 52 AR=ar | |
| 53 fi | |
| 54 AC_SUBST(AR) | |
| 55 | |
| 56 if test -z "$ARFLAGS"; then | |
| 57 ARFLAGS="rc" | |
| 58 fi | |
| 59 AC_SUBST(ARFLAGS) | |
| 60 ]) | |
| 61 dnl | |
| 4360 | 62 dnl See if the compiler supports placement delete |
| 63 dnl | |
| 64 AC_DEFUN(OCTAVE_PLACEMENT_DELETE, | |
| 65 [AC_CACHE_CHECK([whether <new> defines placement delete operator], | |
| 66 octave_cv_placement_delete, | |
| 67 [AC_LANG_PUSH(C++) | |
| 5844 | 68 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <new>]], |
| 69 [[operator delete((void *)0, (void *)0);]])], | |
| 4360 | 70 octave_cv_placement_delete=yes, octave_cv_placement_delete=no)]) |
| 71 if test $octave_cv_placement_delete = yes; then | |
| 72 AC_DEFINE(HAVE_PLACEMENT_DELETE,1,[Define if C++ supports operator delete(void *, void *)]) | |
| 73 fi | |
| 74 AC_LANG_POP(C++) | |
| 75 ]) | |
| 76 dnl | |
| 4366 | 77 dnl See if the compiler dynamic auto arrays |
| 78 dnl | |
| 79 AC_DEFUN(OCTAVE_DYNAMIC_AUTO_ARRAYS, | |
| 80 [AC_CACHE_CHECK([whether C++ supports dynamic auto arrays], | |
| 81 octave_cv_dynamic_auto_arrays, | |
| 82 [AC_LANG_PUSH(C++) | |
| 5844 | 83 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], |
| 84 [[void test(char *); int length(); char x[length()]; test(x);]])], | |
| 4366 | 85 octave_cv_dynamic_auto_arrays=yes, octave_cv_dynamic_auto_arrays=no)]) |
| 86 if test $octave_cv_dynamic_auto_arrays = yes; then | |
| 87 AC_DEFINE(HAVE_DYNAMIC_AUTO_ARRAYS,1,[Define if C++ supports dynamic auto arrays]) | |
| 88 fi | |
| 89 AC_LANG_POP(C++) | |
| 90 ]) | |
| 91 dnl | |
| 7058 | 92 dnl Check for broken strptime |
| 93 dnl | |
| 94 AC_DEFUN(OCTAVE_STRPTIME_BROKEN, | |
| 95 [AC_CACHE_CHECK([whether strptime is broken], | |
| 96 octave_cv_strptime_broken, | |
| 97 [AC_LANG_PUSH(C) | |
| 98 AC_RUN_IFELSE([AC_LANG_PROGRAM([[ | |
| 99 #define _XOPEN_SOURCE | |
| 100 #if defined (HAVE_SYS_TYPES_H) | |
| 101 #include <sys/types.h> | |
| 102 #if defined (HAVE_UNISTD_H) | |
| 103 #include <unistd.h> | |
| 104 #endif | |
| 105 #endif | |
| 106 #include <stdio.h> | |
| 107 #include <time.h> | |
| 108 ]], [[ | |
| 109 struct tm t; | |
| 110 char *q = strptime ("09/13", "%m/%d/%y", &t); | |
| 111 return q ? 1 : 0; | |
| 112 ]])], [octave_cv_strptime_broken=no], [octave_cv_strptime_broken=yes])]) | |
| 113 if test $octave_cv_strptime_broken = yes; then | |
| 114 AC_DEFINE(OCTAVE_HAVE_BROKEN_STRPTIME, 1, [Define if strptime is broken on your system]) | |
| 115 fi | |
| 116 AC_LANG_POP(C) | |
| 117 ]) | |
| 118 dnl | |
| 1707 | 119 dnl The following test is from Karl Berry's Kpathseach library. I'm |
| 120 dnl including it here in case we someday want to make the use of | |
| 121 dnl kpathsea optional. | |
| 1708 | 122 dnl |
| 123 dnl Some BSD putenv's, e.g., FreeBSD, do malloc/free's on the environment. | |
| 124 dnl This test program is due to Mike Hibler <mike@cs.utah.edu>. | |
| 125 dnl We don't actually need to run this if we don't have putenv, but it | |
| 126 dnl doesn't hurt. | |
| 127 AC_DEFUN(OCTAVE_SMART_PUTENV, | |
| 128 [AC_MSG_CHECKING(whether putenv uses malloc) | |
| 1707 | 129 AC_CACHE_VAL(octave_cv_func_putenv_malloc, |
| 5844 | 130 [AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| 1707 | 131 #define VAR "YOW_VAR" |
| 132 #define STRING1 "GabbaGabbaHey" | |
| 133 #define STRING2 "Yow!!" /* should be shorter than STRING1 */ | |
| 134 extern char *getenv (); /* in case char* and int don't mix gracefully */ | |
| 135 main () | |
| 136 { | |
| 137 char *str1, *rstr1, *str2, *rstr2; | |
| 138 str1 = getenv (VAR); | |
| 139 if (str1) | |
| 140 exit (1); | |
| 141 str1 = malloc (strlen (VAR) + 1 + strlen (STRING1) + 1); | |
| 142 if (str1 == 0) | |
| 143 exit (2); | |
| 144 strcpy (str1, VAR); | |
| 145 strcat (str1, "="); | |
| 146 strcat (str1, STRING1); | |
| 147 if (putenv (str1) < 0) | |
| 148 exit (3); | |
| 149 rstr1 = getenv (VAR); | |
| 150 if (rstr1 == 0) | |
| 151 exit (4); | |
| 152 rstr1 -= strlen (VAR) + 1; | |
| 153 if (strncmp (rstr1, VAR, strlen (VAR))) | |
| 154 exit (5); | |
| 155 str2 = malloc (strlen (VAR) + 1 + strlen (STRING2) + 1); | |
| 156 if (str2 == 0 || str1 == str2) | |
| 157 exit (6); | |
| 158 strcpy (str2, VAR); | |
| 159 strcat (str2, "="); | |
| 160 strcat (str2, STRING2); | |
| 161 if (putenv (str2) < 0) | |
| 162 exit (7); | |
| 163 rstr2 = getenv (VAR); | |
| 164 if (rstr2 == 0) | |
| 165 exit (8); | |
| 166 rstr2 -= strlen (VAR) + 1; | |
| 167 #if 0 | |
| 168 printf ("rstr1=0x%x, rstr2=0x%x\n", rstr1, rstr2); | |
| 169 /* | |
| 170 * If string from first call was reused for the second call, | |
| 171 * you had better not do a free on the first string! | |
| 172 */ | |
| 173 if (rstr1 == rstr2) | |
| 174 printf ("#define SMART_PUTENV\n"); | |
| 175 else | |
| 176 printf ("#undef SMART_PUTENV\n"); | |
| 177 #endif | |
| 178 exit (rstr1 == rstr2 ? 0 : 1); | |
| 5844 | 179 }]])], octave_cv_func_putenv_malloc=yes, octave_cv_func_putenv_malloc=no, |
| 1707 | 180 octave_cv_func_putenv_malloc=no)])dnl |
| 181 AC_MSG_RESULT($octave_cv_func_putenv_malloc) | |
| 182 if test $octave_cv_func_putenv_malloc = yes; then | |
| 3887 | 183 AC_DEFINE(SMART_PUTENV,1,[To quiet autoheader.]) |
| 1708 | 184 fi]) |
| 1788 | 185 dnl |
| 2469 | 186 dnl These two checks for signal functions were originally part of the |
| 187 dnl aclocal.m4 file distributed with bash 2.0. | |
| 188 dnl | |
| 189 dnl Check type of signal routines (posix, 4.2bsd, 4.1bsd or v7) | |
| 190 AC_DEFUN(OCTAVE_SIGNAL_CHECK, | |
| 191 [AC_REQUIRE([AC_TYPE_SIGNAL]) | |
| 192 AC_MSG_CHECKING(for type of signal functions) | |
| 193 AC_CACHE_VAL(octave_cv_signal_vintage, | |
| 194 [ | |
| 5842 | 195 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <signal.h>]], |
| 196 [[sigset_t ss; | |
| 197 struct sigaction sa; | |
| 198 sigemptyset (&ss); | |
| 199 sigsuspend (&ss); | |
| 200 sigaction (SIGINT, &sa, (struct sigaction *) 0); | |
| 201 sigprocmask (SIG_BLOCK, &ss, (sigset_t *) 0);]])], | |
| 202 [octave_cv_signal_vintage=posix], | |
| 203 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <signal.h>]], | |
| 204 [[int mask = sigmask (SIGINT); | |
| 205 sigsetmask (mask); | |
| 206 sigblock (mask); | |
| 207 sigpause (mask);]])], | |
| 208 [octave_cv_signal_vintage=4.2bsd], | |
| 209 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <signal.h> | |
| 5844 | 210 RETSIGTYPE foo() { }]], |
| 5842 | 211 [[int mask = sigmask (SIGINT); |
| 212 sigset (SIGINT, foo); | |
| 213 sigrelse (SIGINT); | |
| 214 sighold (SIGINT); | |
| 5844 | 215 sigpause (SIGINT);]])], |
| 5842 | 216 [octave_cv_signal_vintage=svr3], |
| 217 [octave_cv_signal_vintage=v7])])])]) | |
| 2469 | 218 AC_MSG_RESULT($octave_cv_signal_vintage) |
| 2491 | 219 if test "$octave_cv_signal_vintage" = posix; then |
| 5842 | 220 AC_DEFINE(HAVE_POSIX_SIGNALS, 1, [Define if you have POSIX style signals.]) |
| 2491 | 221 elif test "$octave_cv_signal_vintage" = "4.2bsd"; then |
| 5842 | 222 AC_DEFINE(HAVE_BSD_SIGNALS, 1, [Define if you have BSD style signals.]) |
| 2491 | 223 elif test "$octave_cv_signal_vintage" = svr3; then |
| 5842 | 224 AC_DEFINE(HAVE_USG_SIGHOLD, 1, [Define if you have System V Release 3 signals.]) |
| 2469 | 225 fi |
| 226 ]) | |
| 227 dnl | |
| 228 AC_DEFUN(OCTAVE_REINSTALL_SIGHANDLERS, | |
| 229 [AC_REQUIRE([AC_TYPE_SIGNAL]) | |
| 230 AC_REQUIRE([OCTAVE_SIGNAL_CHECK]) | |
| 231 AC_MSG_CHECKING([if signal handlers must be reinstalled when invoked]) | |
| 232 AC_CACHE_VAL(octave_cv_must_reinstall_sighandlers, | |
| 5844 | 233 [AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| 2469 | 234 #include <signal.h> |
| 235 #ifdef HAVE_UNISTD_H | |
| 236 #include <unistd.h> | |
| 237 #endif | |
| 238 typedef RETSIGTYPE sigfunc(); | |
| 239 int nsigint; | |
| 240 #ifdef HAVE_POSIX_SIGNALS | |
| 241 sigfunc * | |
| 242 set_signal_handler(sig, handler) | |
| 243 int sig; | |
| 244 sigfunc *handler; | |
| 245 { | |
| 246 struct sigaction act, oact; | |
| 247 act.sa_handler = handler; | |
| 248 act.sa_flags = 0; | |
| 249 sigemptyset (&act.sa_mask); | |
| 250 sigemptyset (&oact.sa_mask); | |
| 251 sigaction (sig, &act, &oact); | |
| 252 return (oact.sa_handler); | |
| 253 } | |
| 254 #else | |
| 255 #define set_signal_handler(s, h) signal(s, h) | |
| 256 #endif | |
| 257 RETSIGTYPE | |
| 258 sigint(s) | |
| 259 int s; | |
| 260 { | |
| 261 nsigint++; | |
| 262 } | |
| 263 main() | |
| 264 { | |
| 265 nsigint = 0; | |
| 266 set_signal_handler(SIGINT, sigint); | |
| 267 kill((int)getpid(), SIGINT); | |
| 268 kill((int)getpid(), SIGINT); | |
| 269 exit(nsigint != 2); | |
| 270 } | |
| 5844 | 271 ]])], |
| 272 octave_cv_must_reinstall_sighandlers=no, | |
| 273 octave_cv_must_reinstall_sighandlers=yes, | |
| 3130 | 274 if test "$octave_cv_signal_vintage" = svr3; then |
| 275 octave_cv_must_reinstall_sighandlers=yes | |
| 276 else | |
| 277 octave_cv_must_reinstall_sighandlers=no | |
| 278 fi)]) | |
| 279 if test "$cross_compiling" = yes; then | |
| 280 AC_MSG_RESULT([$octave_cv_must_reinstall_sighandlers assumed for cross compilation]) | |
| 281 else | |
| 282 AC_MSG_RESULT($octave_cv_must_reinstall_sighandlers) | |
| 283 fi | |
| 2491 | 284 if test "$octave_cv_must_reinstall_sighandlers" = yes; then |
| 3887 | 285 AC_DEFINE(MUST_REINSTALL_SIGHANDLERS,1,[Define if signal handlers must be reinstalled after they are called.]) |
| 2469 | 286 fi |
| 287 ]) | |
| 2626 | 288 dnl |
| 3107 | 289 dnl Check to see if C++ compiler needs the new friend template declaration |
| 290 dnl syntax. | |
| 291 dnl | |
| 292 dnl OCTAVE_CXX_NEW_FRIEND_TEMPLATE_DECL | |
| 293 AC_DEFUN(OCTAVE_CXX_NEW_FRIEND_TEMPLATE_DECL, [ | |
| 294 AC_REQUIRE([AC_PROG_CXX]) | |
| 295 AC_MSG_CHECKING([for C++ support for new friend template declaration]) | |
| 296 AC_CACHE_VAL(octave_cv_cxx_new_friend_template_decl, [ | |
| 3888 | 297 AC_LANG_PUSH(C++) |
| 3107 | 298 rm -f conftest.h |
| 299 cat > conftest.h <<EOB | |
| 300 struct A { | |
| 301 friend int operator== (const A&, const A&); | |
| 302 A (int) { } | |
| 303 }; | |
| 304 | |
| 305 template <class T> int | |
| 306 operator== (const T&, const T&) | |
| 307 { | |
| 308 return 0; | |
| 309 } | |
| 310 EOB | |
| 5842 | 311 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include "conftest.h"]], |
| 312 [[A a (1); | |
| 313 return a == A(1);]])], | |
| 314 [octave_cv_cxx_new_friend_template_decl=no], | |
| 315 [octave_cv_cxx_new_friend_template_decl=yes]) | |
| 3888 | 316 AC_LANG_POP(C++) |
| 3107 | 317 ]) |
| 318 AC_MSG_RESULT($octave_cv_cxx_new_friend_template_decl) | |
| 319 if test $octave_cv_cxx_new_friend_template_decl = yes; then | |
| 3887 | 320 AC_DEFINE(CXX_NEW_FRIEND_TEMPLATE_DECL,1,[Define if your compiler supports `<>' stuff for template friends.]) |
| 3107 | 321 fi |
| 322 ]) | |
| 3126 | 323 dnl |
| 3233 | 324 dnl Check to see if C compiler handles FLAG command line option. If |
| 325 dnl two arguments are specified, execute the second arg as shell | |
| 326 dnl commands. Otherwise, add FLAG to CFLAGS if the compiler accepts | |
| 327 dnl the flag. | |
| 3126 | 328 dnl |
| 329 dnl OCTAVE_CC_FLAG | |
| 330 AC_DEFUN(OCTAVE_CC_FLAG, [ | |
| 3908 | 331 ac_safe=`echo "$1" | sed 'y%./+-:=%__p___%'` |
| 3126 | 332 AC_MSG_CHECKING(whether ${CC-cc} accepts $1) |
| 333 AC_CACHE_VAL(octave_cv_cc_flag_$ac_safe, [ | |
| 3888 | 334 AC_LANG_PUSH(C) |
| 3126 | 335 XCFLAGS="$CFLAGS" |
| 336 CFLAGS="$CFLAGS $1" | |
| 5177 | 337 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], |
| 3126 | 338 eval "octave_cv_cc_flag_$ac_safe=yes", |
| 339 eval "octave_cv_cc_flag_$ac_safe=no") | |
| 340 CFLAGS="$XCFLAGS" | |
| 3888 | 341 AC_LANG_POP(C) |
| 3126 | 342 ]) |
| 343 if eval "test \"`echo '$octave_cv_cc_flag_'$ac_safe`\" = yes"; then | |
| 344 AC_MSG_RESULT(yes) | |
| 3131 | 345 ifelse([$2], , [ |
| 346 CFLAGS="$CFLAGS $1" | |
| 347 AC_MSG_RESULT([adding $1 to CFLAGS])], [$2]) | |
| 3126 | 348 else |
| 349 AC_MSG_RESULT(no) | |
| 350 ifelse([$3], , , [$3]) | |
| 351 fi | |
| 352 ]) | |
| 353 dnl | |
| 3233 | 354 dnl Check to see if C++ compiler handles FLAG command line option. If |
| 355 dnl two arguments are specified, execute the second arg as shell | |
| 356 dnl commands. Otherwise, add FLAG to CXXFLAGS if the compiler accepts | |
| 357 dnl the flag. | |
| 3126 | 358 dnl |
| 359 dnl OCTAVE_CXX_FLAG | |
| 360 AC_DEFUN(OCTAVE_CXX_FLAG, [ | |
| 3908 | 361 ac_safe=`echo "$1" | sed 'y%./+-:=%__p___%'` |
| 3222 | 362 AC_MSG_CHECKING(whether ${CXX-g++} accepts $1) |
| 3126 | 363 AC_CACHE_VAL(octave_cv_cxx_flag_$ac_safe, [ |
| 3888 | 364 AC_LANG_PUSH(C++) |
| 3126 | 365 XCXXFLAGS="$CXXFLAGS" |
| 366 CXXFLAGS="$CXXFLAGS $1" | |
| 5177 | 367 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], |
| 3126 | 368 eval "octave_cv_cxx_flag_$ac_safe=yes", |
| 369 eval "octave_cv_cxx_flag_$ac_safe=no") | |
| 370 CXXFLAGS="$XCXXFLAGS" | |
| 3888 | 371 AC_LANG_POP(C++) |
| 3126 | 372 ]) |
| 373 if eval "test \"`echo '$octave_cv_cxx_flag_'$ac_safe`\" = yes"; then | |
| 374 AC_MSG_RESULT(yes) | |
| 3131 | 375 ifelse([$2], , [ |
| 376 CXXFLAGS="$CXXFLAGS $1" | |
| 377 AC_MSG_RESULT([adding $1 to CXXFLAGS])], [$2]) | |
| 3126 | 378 else |
| 379 AC_MSG_RESULT(no) | |
| 380 ifelse([$3], , , [$3]) | |
| 381 fi | |
| 382 ]) | |
| 3130 | 383 dnl |
| 5076 | 384 dnl Check to see if Fortran compiler handles FLAG command line option. If |
| 385 dnl two arguments are specified, execute the second arg as shell | |
| 386 dnl commands. Otherwise, add FLAG to FFLAGS if the compiler accepts | |
| 387 dnl the flag. | |
| 388 dnl | |
| 389 dnl OCTAVE_F77_FLAG | |
| 390 AC_DEFUN(OCTAVE_F77_FLAG, [ | |
| 391 ac_safe=`echo "$1" | sed 'y%./+-:=%__p___%'` | |
| 392 AC_MSG_CHECKING(whether ${F77-g77} accepts $1) | |
| 393 AC_CACHE_VAL(octave_cv_f77_flag_$ac_safe, [ | |
| 394 AC_LANG_PUSH(Fortran 77) | |
| 395 XFFLAGS="$FFLAGS" | |
| 396 FFLAGS="$FFLAGS $1" | |
| 5177 | 397 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], |
| 5076 | 398 eval "octave_cv_f77_flag_$ac_safe=yes", |
| 399 eval "octave_cv_f77_flag_$ac_safe=no") | |
| 400 FFLAGS="$XFFLAGS" | |
| 401 AC_LANG_POP(Fortran 77) | |
| 402 ]) | |
| 403 if eval "test \"`echo '$octave_cv_f77_flag_'$ac_safe`\" = yes"; then | |
| 404 AC_MSG_RESULT(yes) | |
| 405 ifelse([$2], , [ | |
| 406 FFLAGS="$FFLAGS $1" | |
| 407 AC_MSG_RESULT([adding $1 to FFLAGS])], [$2]) | |
| 408 else | |
| 409 AC_MSG_RESULT(no) | |
| 410 ifelse([$3], , , [$3]) | |
| 411 fi | |
| 412 ]) | |
| 413 dnl | |
| 3729 | 414 dnl Check for flex |
| 415 dnl | |
| 416 AC_DEFUN(OCTAVE_PROG_FLEX, [ | |
| 417 ### For now, don't define LEXLIB to be -lfl -- we don't use anything in | |
| 418 ### it, and it might not be installed. | |
| 419 ### | |
| 420 ### Also make sure that we generate an interactive scanner if we are | |
| 421 ### using flex. | |
| 422 AC_PROG_LEX | |
| 423 case "$LEX" in | |
| 424 flex*) | |
| 425 LFLAGS="-t -I" | |
| 426 AC_MSG_RESULT([defining LFLAGS to be $LFLAGS]) | |
| 427 LEXLIB= | |
| 428 ;; | |
| 429 *) | |
| 430 LEX='$(top_srcdir)/missing flex' | |
| 431 warn_flex="I didn't find flex, but it's only a problem if you need to reconstruct lex.cc" | |
| 432 AC_MSG_WARN($warn_flex) | |
| 433 ;; | |
| 434 esac | |
| 435 AC_SUBST(LFLAGS) | |
| 436 ]) | |
| 437 dnl | |
| 438 dnl Check for bison | |
| 439 dnl | |
| 440 AC_DEFUN(OCTAVE_PROG_BISON, [ | |
| 441 AC_PROG_YACC | |
| 442 case "$YACC" in | |
| 443 bison*) | |
| 444 ;; | |
| 445 *) | |
| 446 YACC='$(top_srcdir)/missing bison' | |
| 447 warn_bison="I didn't find bison, but it's only a problem if you need to reconstruct parse.cc" | |
| 448 AC_MSG_WARN($warn_bison) | |
| 449 ;; | |
| 450 esac | |
| 451 ]) | |
| 452 dnl | |
| 3130 | 453 dnl What pager should we use? |
| 454 dnl | |
| 455 AC_DEFUN(OCTAVE_PROG_PAGER, | |
| 456 [if test "$cross_compiling" = yes; then | |
| 457 DEFAULT_PAGER=less | |
| 458 AC_MSG_RESULT(assuming $DEFAULT_PAGER exists on $canonical_host_type host) | |
| 459 AC_SUBST(DEFAULT_PAGER) | |
| 460 else | |
| 461 octave_possible_pagers="less more page pg" | |
| 462 case "$canonical_host_type" in | |
| 6103 | 463 *-*-cygwin* | *-*-mingw32* | *-*-msdosmsvc) |
| 3130 | 464 octave_possible_pagers="$octave_possible_pagers more.com" |
| 465 ;; | |
| 466 esac | |
| 467 | |
| 468 AC_CHECK_PROGS(DEFAULT_PAGER, $octave_possible_pagers, []) | |
| 469 if test -z "$DEFAULT_PAGER"; then | |
| 470 warn_less="I couldn't find \`less', \`more', \`page', or \`pg'" | |
| 471 AC_MSG_WARN($warn_less) | |
| 472 fi | |
| 473 fi | |
| 474 ]) | |
| 475 dnl | |
| 6821 | 476 dnl Does gnuplot exist? |
| 3130 | 477 dnl |
| 4098 | 478 AC_DEFUN(OCTAVE_PROG_GNUPLOT, [ |
| 479 case "$canonical_host_type" in | |
| 6103 | 480 *-*-cygwin* | *-*-mingw32* | *-*-msdosmsvc) |
| 4098 | 481 gp_names="pgnuplot pipe-gnuplot gnuplot" |
| 482 gp_default=pgnuplot | |
| 483 ;; | |
| 484 *) | |
| 485 gp_names=gnuplot | |
| 486 gp_default=gnuplot | |
| 487 ;; | |
| 488 esac | |
| 489 if test "$cross_compiling" = yes; then | |
| 7361 | 490 GNUPLOT="$gp_default" |
| 491 AC_MSG_RESULT(assuming $GNUPLOT exists on $canonical_host_type host) | |
| 3130 | 492 else |
| 7361 | 493 AC_CHECK_PROGS(GNUPLOT, $gp_names) |
| 494 if test -z "$GNUPLOT"; then | |
| 5513 | 495 warn_gnuplot=yes |
| 3130 | 496 |
| 7361 | 497 GNUPLOT="$gp_default" |
| 5076 | 498 |
| 3130 | 499 ## If you change this text, be sure to also copy it to the set of |
| 500 ## warnings at the end of the script | |
| 501 | |
| 502 AC_MSG_WARN([I didn't find gnuplot. It isn't necessary to have gnuplot]) | |
| 503 AC_MSG_WARN([installed, but you won't be able to use any of Octave's]) | |
| 504 AC_MSG_WARN([plotting commands without it.]) | |
| 505 AC_MSG_WARN([]) | |
| 506 AC_MSG_WARN([If gnuplot is installed but it isn't in your path, you can]) | |
| 507 AC_MSG_WARN([tell Octave where to find it by typing the command]) | |
| 508 AC_MSG_WARN([]) | |
| 509 AC_MSG_WARN([gnuplot_binary = "/full/path/to/gnuplot/binary"]) | |
| 510 AC_MSG_WARN([]) | |
| 511 AC_MSG_WARN([at the Octave prompt.]) | |
| 5076 | 512 AC_MSG_WARN([]) |
| 7361 | 513 AC_MSG_WARN([Setting default value to $GNUPLOT]) |
| 3130 | 514 fi |
| 515 fi | |
| 7361 | 516 AC_SUBST(GNUPLOT) |
| 3130 | 517 ]) |
| 518 dnl | |
| 3673 | 519 dnl Is gperf installed? |
| 520 dnl | |
| 521 dnl OCTAVE_PROG_GPERF | |
| 3731 | 522 AC_DEFUN(OCTAVE_PROG_GPERF, [ |
| 6119 | 523 AC_CHECK_PROG(GPERF, gperf, gperf, []) |
| 3731 | 524 if test -n "$GPERF"; then |
| 525 if echo "%{ | |
| 4416 | 526 enum octave_kw_id { a_kw }; |
| 3731 | 527 %} |
| 4416 | 528 struct octave_kw { const char *name; int tok; octave_kw_id kw_id; }; |
| 3731 | 529 %% |
| 5094 | 530 foo" | $GPERF -t -C -D -E -G -L C++ -H octave_kw_hash -N octave_kw_lookup > /dev/null 2>&1; then |
| 3731 | 531 true |
| 532 else | |
| 533 GPERF="" | |
| 5094 | 534 warn_gperf="I found gperf, but it does not support all of the following options: -t -C -D -E -G -L C++ -H -N; you need gperf 3.0.1 or a more recent version" |
| 3731 | 535 AC_MSG_WARN($warn_gperf) |
| 536 fi | |
| 537 else | |
| 538 GPERF='$(top_srcdir)/missing gperf' | |
| 539 warn_gperf="I didn't find gperf, but it's only a problem if you need to reconstruct oct-gperf.h" | |
| 540 AC_MSG_WARN($warn_gperf) | |
| 541 fi | |
| 542 AC_SUBST(GPERF) | |
| 3673 | 543 ]) |
| 544 dnl | |
| 5934 | 545 dnl Is ghostscript installed? |
| 546 dnl | |
| 547 dnl OCTAVE_PROG_GHOSTSCRIPT | |
| 548 AC_DEFUN(OCTAVE_PROG_GHOSTSCRIPT, [ | |
| 6116 | 549 case "$canonical_host_type" in |
| 550 *-*-cygwin* | *-*-mingw32* | *-*-msdosmsvc) | |
| 551 gs_names="gs gswin32" | |
| 552 ;; | |
| 553 *) | |
| 554 gs_names=gs | |
| 555 ;; | |
| 556 esac | |
| 557 AC_CHECK_PROGS(GHOSTSCRIPT, $gs_names) | |
| 5934 | 558 if test -z "$GHOSTSCRIPT"; then |
| 559 GHOSTSCRIPT='$(top_srcdir)/missing gs' | |
| 560 warn_ghostscript="I didn't find ghostscript, but it's only a problem if you need to reconstruct figures for the manual" | |
| 561 AC_MSG_WARN($warn_ghostscript) | |
| 562 fi | |
| 563 AC_SUBST(GHOSTSCRIPT) | |
| 564 ]) | |
| 565 dnl | |
| 566 dnl Is makeinfo installed? | |
| 567 dnl | |
| 568 dnl OCTAVE_PROG_MAKEINFO | |
| 569 AC_DEFUN(OCTAVE_PROG_MAKEINFO, [ | |
| 6119 | 570 AC_CHECK_PROG(MAKEINFO, makeinfo, makeinfo, []) |
| 5934 | 571 if test -z "$MAKEINFO"; then |
| 572 MAKEINFO='$(top_srcdir)/missing makeinfo' | |
| 573 warn_makeinfo="I didn't find makeinfo, but it's only a problem if you need to reconstruct the Info version of the manual" | |
| 574 AC_MSG_WARN($warn_makeinfo) | |
| 575 fi | |
| 576 AC_SUBST(MAKEINFO) | |
| 577 ]) | |
| 578 dnl | |
| 579 dnl Is texi2dvi installed? | |
| 580 dnl | |
| 581 dnl OCTAVE_PROG_TEXI2DVI | |
| 582 AC_DEFUN(OCTAVE_PROG_TEXI2DVI, [ | |
| 6119 | 583 AC_CHECK_PROG(TEXI2DVI, texi2dvi, texi2dvi, []) |
| 5934 | 584 if test -z "$TEXI2DVI"; then |
| 585 TEXI2DVI='$(top_srcdir)/missing texi2dvi' | |
| 586 warn_texi2dvi="I didn't find texi2dvi, but it's only a problem if you need to reconstruct the DVI version of the manual" | |
| 587 AC_MSG_WARN($warn_texi2dvi) | |
| 588 fi | |
| 589 AC_SUBST(TEXI2DVI) | |
| 590 ]) | |
| 591 dnl | |
| 592 dnl Is texi2pdf installed? | |
| 593 dnl | |
| 594 dnl OCTAVE_PROG_TEXI2PDF | |
| 595 AC_DEFUN(OCTAVE_PROG_TEXI2PDF, [ | |
| 6116 | 596 AC_REQUIRE([OCTAVE_PROG_TEXI2DVI]) |
| 6119 | 597 AC_CHECK_PROG(TEXI2PDF, texi2pdf, texi2pdf, []) |
| 5934 | 598 if test -z "$TEXI2PDF"; then |
| 6116 | 599 missing=true; |
| 600 if test -n "$TEXI2DVI"; then | |
| 601 TEXI2PDF="$TEXI2DVI --pdf" | |
| 602 missing=false; | |
| 603 fi | |
| 604 else | |
| 605 missing=false; | |
| 606 fi | |
| 607 if $missing; then | |
| 5934 | 608 TEXI2PDF='$(top_srcdir)/missing texi2pdf' |
| 609 warn_texi2pdf="I didn't find texi2pdf, but it's only a problem if you need to reconstruct the PDF version of the manual" | |
| 610 AC_MSG_WARN($warn_texi2pdf) | |
| 611 fi | |
| 612 AC_SUBST(TEXI2PDF) | |
| 613 ]) | |
| 614 dnl | |
| 3769 | 615 dnl See if the C++ library is ISO compliant. |
| 616 dnl FIXME: This is obviously very simplistic, and trivially fooled. | |
| 617 dnl | |
| 618 dnl OCTAVE_CXX_ISO_COMPLIANT_LIBRARY | |
| 619 AC_DEFUN(OCTAVE_CXX_ISO_COMPLIANT_LIBRARY, [ | |
| 620 AC_REQUIRE([AC_PROG_CXX]) | |
| 621 AC_MSG_CHECKING([if C++ library is ISO compliant]) | |
| 622 AC_CACHE_VAL(octave_cv_cxx_iso_compliant_library, [ | |
| 3888 | 623 AC_LANG_PUSH(C++) |
| 3769 | 624 rm -f conftest.h |
| 3943 | 625 ### Omitting cwctype for now, since it is broken with gcc-3.0.x and |
| 626 ### possibly other versions... | |
| 3769 | 627 for inc in algorithm bitset cassert cctype cerrno cfloat ciso646 \ |
| 628 climits clocale cmath complex csetjmp csignal cstdarg cstddef \ | |
| 3943 | 629 cstdio cstdlib cstring ctime cwchar deque exception \ |
| 3769 | 630 fstream functional iomanip ios iosfwd iostream istream iterator \ |
| 631 limits list locale map memory new numeric ostream queue set \ | |
| 632 sstream stack stdexcept streambuf string strstream typeinfo \ | |
| 633 utility valarray vector; do | |
| 634 echo "#include <$inc>" >> conftest.h | |
| 635 done | |
| 5842 | 636 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include "conftest.h"]], |
| 637 [[std::bitset<50> flags; | |
| 3769 | 638 flags.set(); |
| 639 int digits = std::numeric_limits<unsigned long>::digits; | |
| 5842 | 640 digits = 0;]])], |
| 641 [octave_cv_cxx_iso_compliant_library=yes], | |
| 642 [octave_cv_cxx_iso_compliant_library=no]) | |
| 3888 | 643 AC_LANG_POP(C++) |
| 3769 | 644 ]) |
| 645 AC_MSG_RESULT($octave_cv_cxx_iso_compliant_library) | |
| 646 if test $octave_cv_cxx_iso_compliant_library = yes; then | |
| 3887 | 647 AC_DEFINE(CXX_ISO_COMPLIANT_LIBRARY, 1, [Define if your C++ runtime library is ISO compliant.]) |
| 3769 | 648 fi |
| 649 ]) | |
| 3822 | 650 dnl |
| 651 dnl Allow the user disable support for command line editing using GNU | |
| 652 dnl readline. | |
| 653 dnl | |
| 654 dnl OCTAVE_ENABLE_READLINE | |
| 655 AC_DEFUN(OCTAVE_ENABLE_READLINE, [ | |
| 656 USE_READLINE=true | |
| 4102 | 657 LIBREADLINE= |
| 3822 | 658 AC_ARG_ENABLE(readline, |
| 659 [ --enable-readline use readline library (default is yes)], | |
| 660 [if test "$enableval" = no; then | |
| 3824 | 661 USE_READLINE=false |
| 3825 | 662 warn_readline="command editing and history features require GNU Readline" |
| 3824 | 663 fi]) |
| 3822 | 664 if $USE_READLINE; then |
| 665 AC_CHECK_LIB(readline, rl_set_keyboard_input_timeout, [ | |
| 4102 | 666 LIBREADLINE="-lreadline" |
| 667 LIBS="$LIBREADLINE $LIBS" | |
| 3887 | 668 AC_DEFINE(USE_READLINE, 1, [Define to use the readline library.]) |
| 3822 | 669 ], [ |
| 3824 | 670 AC_MSG_WARN([I need GNU Readline 4.2 or later]) |
| 671 AC_MSG_ERROR([this is fatal unless you specify --disable-readline]) | |
| 3822 | 672 ]) |
| 673 fi | |
| 4102 | 674 AC_SUBST(LIBREADLINE) |
| 3822 | 675 ]) |
| 3842 | 676 dnl |
| 5854 | 677 dnl Check to see if C++ reintrepret cast works for function pointers. |
| 678 dnl | |
| 679 dnl OCTAVE_CXX_BROKEN_REINTERPRET_CAST | |
| 680 dnl | |
| 681 AC_DEFUN(OCTAVE_CXX_BROKEN_REINTERPRET_CAST, [ | |
| 682 AC_REQUIRE([AC_PROG_CXX]) | |
| 683 AC_LANG_PUSH(C++) | |
| 684 AC_CACHE_CHECK([for broken C++ reinterpret_cast], | |
| 685 octave_cv_cxx_broken_reinterpret_cast, [ | |
| 686 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <cmath>]], [[ | |
| 687 typedef double (*fptr) (double); | |
| 688 fptr psin = sin; | |
| 689 void *vptr = reinterpret_cast<void *> (psin); | |
| 690 psin = reinterpret_cast<fptr> (vptr);]])], | |
| 691 octave_cv_cxx_broken_reinterpret_cast=no, | |
| 692 octave_cv_cxx_broken_reinterpret_cast=yes)]) | |
| 693 if test $octave_cv_cxx_broken_reinterpret_cast = yes ; then | |
| 694 AC_DEFINE(CXX_BROKEN_REINTERPRET_CAST, 1, [Define if C++ reinterpret_cast fails for function pointers.]) | |
| 695 fi | |
| 696 AC_LANG_POP(C++)]) | |
| 697 dnl | |
| 4067 | 698 dnl Determine if mkdir accepts only one argument instead dnl of the usual 2. |
| 699 dnl | |
| 6104 | 700 AC_DEFUN(OCTAVE_MKDIR_TAKES_ONE_ARG, [ |
| 701 AC_LANG_PUSH(C++) | |
| 702 AC_CACHE_CHECK([if mkdir takes one argument], octave_cv_mkdir_takes_one_arg, | |
| 5844 | 703 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h> |
| 4067 | 704 #ifdef HAVE_SYS_STAT_H |
| 705 # include <sys/stat.h> | |
| 706 #endif | |
| 707 #ifdef HAVE_UNISTD_H | |
| 708 # include <unistd.h> | |
| 709 #endif | |
| 710 #ifdef HAVE_DIRECT_H | |
| 711 # include <direct.h> | |
| 5844 | 712 #endif]], [[mkdir ("foo", 0);]])], |
| 4067 | 713 octave_cv_mkdir_takes_one_arg=no, octave_cv_mkdir_takes_one_arg=yes)]) |
| 6104 | 714 AC_LANG_POP(C++) |
| 4067 | 715 if test $octave_cv_mkdir_takes_one_arg = yes ; then |
| 716 AC_DEFINE(MKDIR_TAKES_ONE_ARG, 1, [Define if host mkdir takes a single argument.]) | |
| 717 fi | |
| 718 ]) | |
| 7244 | 719 dnl |
| 720 dnl Find find. | |
| 721 dnl | |
| 722 # Prefer GNU find if found. | |
| 723 AN_MAKEVAR([FIND], [OCTAVE_PROG_FIND]) | |
| 724 AN_PROGRAM([gfind], [OCTAVE_PROG_FIND]) | |
| 725 AN_PROGRAM([find], [OCTAVE_PROG_FIND]) | |
| 726 AC_DEFUN([OCTAVE_PROG_FIND], | |
| 727 [AC_CHECK_PROGS(FIND, gfind find, )]) | |
| 728 dnl | |
| 729 dnl Find sed. | |
| 730 dnl | |
| 4084 | 731 # Check for a fully-functional sed program, that truncates |
| 6955 | 732 # as few characters as possible and that supports "\(X\|Y\)" |
| 733 # style regular expression alternation. Prefer GNU sed if found. | |
| 4084 | 734 AC_DEFUN([OCTAVE_PROG_SED], |
| 6955 | 735 [AC_MSG_CHECKING([for a usable sed]) |
| 4084 | 736 if test -z "$SED"; then |
| 6822 | 737 AC_CACHE_VAL(ac_cv_path_sed, [ |
| 738 # Loop through the user's path and test for sed and gsed. | |
| 739 # Then use that list of sed's as ones to test for truncation. | |
| 740 _AS_PATH_WALK([$PATH], | |
| 741 [for ac_prog in sed gsed; do | |
| 742 for ac_exec_ext in '' $ac_executable_extensions; do | |
| 743 if AS_EXECUTABLE_P(["$as_dir/$ac_prog$ac_exec_ext"]); then | |
| 744 _sed_list="$_sed_list $as_dir/$ac_prog$ac_exec_ext" | |
| 745 fi | |
| 746 done | |
| 4084 | 747 done |
| 6822 | 748 ]) |
| 749 AS_TMPDIR(sed) | |
| 750 _max=0 | |
| 4084 | 751 _count=0 |
| 6822 | 752 # Add /usr/xpg4/bin/sed as it is typically found on Solaris |
| 753 # along with /bin/sed that truncates output. | |
| 754 for _sed in $_sed_list /usr/xpg4/bin/sed; do | |
| 755 test ! -f ${_sed} && break | |
| 756 cat /dev/null > "$tmp/sed.in" | |
| 757 _count=0 | |
| 758 echo $ECHO_N "0123456789$ECHO_C" >"$tmp/sed.in" | |
| 759 # Check for GNU sed and select it if it is found. | |
| 760 if "${_sed}" --version 2>&1 < /dev/null | egrep '(GNU)' > /dev/null; then | |
| 761 octave_cv_path_sed=${_sed} | |
| 762 break; | |
| 4084 | 763 fi |
| 6955 | 764 # Reject if RE alternation is not handled. |
| 765 if test "`echo 'this and that' | ${_sed} -n 's/\(this\|that\).*$/\1/p'`" != "this"; then | |
| 766 continue; | |
| 767 fi | |
| 6822 | 768 while true; do |
| 769 cat "$tmp/sed.in" "$tmp/sed.in" >"$tmp/sed.tmp" | |
| 770 mv "$tmp/sed.tmp" "$tmp/sed.in" | |
| 771 cp "$tmp/sed.in" "$tmp/sed.nl" | |
| 772 echo >>"$tmp/sed.nl" | |
| 773 ${_sed} -e 's/a$//' < "$tmp/sed.nl" >"$tmp/sed.out" || break | |
| 774 cmp -s "$tmp/sed.out" "$tmp/sed.nl" || break | |
| 775 # 10000 chars as input seems more than enough | |
| 776 test $_count -gt 10 && break | |
| 777 _count=`expr $_count + 1` | |
| 778 if test $_count -gt $_max; then | |
| 779 _max=$_count | |
| 780 octave_cv_path_sed=$_sed | |
| 781 fi | |
| 782 done | |
| 4084 | 783 done |
| 6822 | 784 rm -rf "$tmp" |
| 785 ]) | |
| 786 SED=$octave_cv_path_sed | |
|
8004
4363bc94171a
aclocal.m4 (OCTAVE_PROG_SED): fail if no usable sed is found
John W. Eaton <jwe@octave.org>
parents:
7996
diff
changeset
|
787 if test -z "$SED"; then |
|
4363bc94171a
aclocal.m4 (OCTAVE_PROG_SED): fail if no usable sed is found
John W. Eaton <jwe@octave.org>
parents:
7996
diff
changeset
|
788 AC_MSG_ERROR([no usable version of sed found]) |
|
4363bc94171a
aclocal.m4 (OCTAVE_PROG_SED): fail if no usable sed is found
John W. Eaton <jwe@octave.org>
parents:
7996
diff
changeset
|
789 fi |
| 4084 | 790 fi |
| 6822 | 791 AC_SUBST(SED) |
| 4084 | 792 AC_MSG_RESULT([$SED]) |
| 793 ]) | |
| 5465 | 794 dnl |
| 795 dnl Find Perl. | |
| 796 dnl | |
| 797 dnl OCTAVE_PROG_PERL | |
| 798 AC_DEFUN(OCTAVE_PROG_PERL, | |
| 6119 | 799 [AC_CHECK_PROG(PERL, perl, perl, []) |
| 5465 | 800 AC_SUBST(PERL) |
| 801 ]) | |
| 5468 | 802 dnl |
| 5495 | 803 dnl Find Python. |
| 804 dnl | |
| 805 dnl OCTAVE_PROG_PYTHON | |
| 806 AC_DEFUN(OCTAVE_PROG_PYTHON, | |
| 6119 | 807 [AC_CHECK_PROG(PYTHON, python, python, []) |
| 5495 | 808 AC_SUBST(PYTHON) |
| 809 ]) | |
| 810 dnl | |
| 5468 | 811 dnl Find desktop-file-install. |
| 812 dnl | |
| 813 dnl OCTAVE_PROG_DESKTOP_FILE_INSTALL | |
| 814 AC_DEFUN(OCTAVE_PROG_DESKTOP_FILE_INSTALL, | |
| 6119 | 815 [AC_CHECK_PROG(DESKTOP_FILE_INSTALL, desktop-file-install, desktop-file-install, []) |
| 5468 | 816 AC_SUBST(DESKTOP_FILE_INSTALL) |
| 817 ]) | |
| 818 dnl | |
| 819 dnl Check for IEEE 754 data format. | |
| 820 dnl | |
| 4853 | 821 AC_DEFUN([OCTAVE_IEEE754_DATA_FORMAT], |
| 822 [AC_MSG_CHECKING([for IEEE 754 data format]) | |
| 823 AC_CACHE_VAL(octave_cv_ieee754_data_format, | |
| 5844 | 824 [AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| 4853 | 825 int |
| 826 main (void) | |
| 827 { | |
| 828 typedef union { unsigned char c[8]; double d; } ieeebytes; | |
| 829 | |
| 830 ieeebytes l = {0x1c, 0xbc, 0x6e, 0xf2, 0x54, 0x8b, 0x11, 0x43}; | |
| 831 ieeebytes b = {0x43, 0x11, 0x8b, 0x54, 0xf2, 0x6e, 0xbc, 0x1c}; | |
| 832 | |
| 833 return l.d != 1234567891234567.0 && b.d != 1234567891234567.0; | |
| 5844 | 834 }]])], |
| 4853 | 835 octave_cv_ieee754_data_format=yes, |
| 836 octave_cv_ieee754_data_format=no, | |
| 837 octave_cv_ieee754_data_format=no)]) | |
| 838 if test "$cross_compiling" = yes; then | |
| 839 AC_MSG_RESULT([$octave_cv_ieee754_data_format assumed for cross compilation]) | |
| 840 else | |
| 841 AC_MSG_RESULT($octave_cv_ieee754_data_format) | |
| 842 fi | |
| 843 if test "$octave_cv_ieee754_data_format" = yes; then | |
| 844 AC_DEFINE(HAVE_IEEE754_DATA_FORMAT, 1, [Define if your system uses IEEE 754 data format.]) | |
| 845 fi | |
| 846 ]) | |
| 5505 | 847 dnl |
| 848 dnl Check for UMFPACK seperately split complex matrix and RHS. Note | |
| 849 dnl that as umfpack.h can be in three different places, rather than | |
| 850 dnl include it, just declare the functions needed. | |
| 851 dnl | |
| 5512 | 852 dnl Assumes that the check for umfpack has already been performed. |
| 5505 | 853 dnl |
| 854 AC_DEFUN([OCTAVE_UMFPACK_SEPERATE_SPLIT], | |
| 855 [AC_MSG_CHECKING([for UMFPACK seperate complex matrix and rhs split]) | |
| 856 AC_CACHE_VAL(octave_cv_umfpack_seperate_split, | |
| 5844 | 857 [AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| 5505 | 858 #include <stdlib.h> |
| 5512 | 859 #if defined (HAVE_UFSPARSE_UMFPACK_h) |
| 860 #include <ufsparse/umfpack.h> | |
| 861 #elif defined (HAVE_UMFPACK_UMFPACK_H) | |
| 862 #include <umfpack/umfpack.h> | |
| 863 #elif defined (HAVE_UMFPACK_H) | |
| 864 #include <umfpack.h> | |
| 865 #endif | |
| 5505 | 866 int n = 5; |
| 867 int Ap[] = {0, 2, 5, 9, 10, 12}; | |
| 868 int Ai[] = {0, 1, 0, 2, 4, 1, 2, 3, 4, 2, 1, 4}; | |
| 869 double Ax[] = {2., 0., 3., 0., 3., 0., -1., 0., 4., 0., 4., 0., | |
| 870 -3., 0., 1., 0., 2., 0., 2., 0., 6., 0., 1., 0.}; | |
| 871 double br[] = {8., 45., -3., 3., 19.}; | |
| 872 double bi[] = {0., 0., 0., 0., 0.}; | |
| 873 int main (void) | |
| 874 { | |
| 875 double *null = (double *) NULL ; | |
| 876 double *x = (double *)malloc (2 * n * sizeof(double)); | |
| 877 int i ; | |
| 878 void *Symbolic, *Numeric ; | |
| 879 (void) umfpack_zi_symbolic (n, n, Ap, Ai, Ax, null, &Symbolic, null, null) ; | |
| 880 (void) umfpack_zi_numeric (Ap, Ai, Ax, null, Symbolic, &Numeric, null, null) ; | |
| 881 umfpack_zi_free_symbolic (&Symbolic) ; | |
| 882 (void) umfpack_zi_solve (0, Ap, Ai, Ax, null, x, null, br, bi, | |
| 883 Numeric, null, null) ; | |
| 884 umfpack_zi_free_numeric (&Numeric) ; | |
| 885 for (i = 0; i < n; i++, x+=2) | |
| 886 if (fabs(*x - i - 1.) > 1.e-13) | |
| 887 return (1); | |
| 888 return (0) ; | |
| 889 } | |
| 5844 | 890 ]])], |
| 5505 | 891 octave_cv_umfpack_seperate_split=yes, |
| 892 octave_cv_umfpack_seperate_split=no, | |
| 893 octave_cv_umfpack_seperate_split=no)]) | |
| 894 if test "$cross_compiling" = yes; then | |
| 895 AC_MSG_RESULT([$octave_cv_umfpack_seperate_split assumed for cross compilation]) | |
| 896 else | |
| 897 AC_MSG_RESULT($octave_cv_umfpack_seperate_split) | |
| 898 fi | |
| 899 if test "$octave_cv_umfpack_seperate_split" = yes; then | |
| 900 AC_DEFINE(UMFPACK_SEPARATE_SPLIT, 1, [Define if the UMFPACK Complex solver allow matrix and RHS to be split independently]) | |
| 901 fi | |
| 902 ]) | |
| 6276 | 903 dnl |
| 904 dnl Check whether using HDF5 DLL under Windows. This is done by | |
| 905 dnl testing for a data symbol in the HDF5 library, which would | |
| 906 dnl requires the definition of _HDF5USEDL_ under MSVC compiler. | |
| 907 dnl | |
| 908 AC_DEFUN([OCTAVE_HDF5_DLL], [ | |
| 909 AC_CACHE_CHECK([if _HDF5USEDLL_ needs to be defined],octave_cv_hdf5_dll, [ | |
| 6724 | 910 AC_TRY_LINK([#include <hdf5.h>], [hid_t x = H5T_NATIVE_DOUBLE; return x], |
| 6276 | 911 octave_cv_hdf5_dll=no, [ |
| 912 CFLAGS_old=$CFLAGS | |
| 913 CFLAGS="$CFLAGS -DWIN32 -D_HDF5USEDLL_" | |
| 6724 | 914 AC_TRY_LINK([#include <hdf5.h>], [hid_t x = H5T_NATIVE_DOUBLE; return x], |
| 6276 | 915 octave_cv_hdf5_dll=yes, |
| 916 octave_cv_hdf5_dll=no) | |
| 917 CFLAGS=$CFLAGS_old])]) | |
| 918 if test "$octave_cv_hdf5_dll" = yes; then | |
| 919 AC_DEFINE(_HDF5USEDLL_, 1, [Define if using HDF5 dll (Win32)]) | |
| 920 fi]) | |
| 6823 | 921 dnl |
| 922 dnl Check for the QHull version. | |
| 923 dnl | |
| 924 AC_DEFUN(AC_CHECK_QHULL_VERSION, | |
| 925 [AC_MSG_CHECKING([for qh_qhull in -lqhull with qh_version]) | |
| 926 AC_CACHE_VAL(octave_cv_lib_qhull_version, [ | |
| 927 cat > conftest.c <<EOF | |
| 928 #include <stdio.h> | |
| 929 char *qh_version = "version"; | |
| 930 char qh_qhull(); | |
| 931 int | |
| 932 main(argc, argv) | |
| 933 int argc; | |
| 934 char **argv; | |
| 935 { | |
| 936 qh_qhull(); | |
| 937 return 0; | |
| 938 } | |
| 939 EOF | |
| 940 | |
| 941 octave_qhull_try="${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS conftest.c -o conftest -lqhull $LIBS" | |
| 7061 | 942 if (eval "$octave_qhull_try") 2>&AS_MESSAGE_LOG_FD && test -s conftest ; then |
| 6823 | 943 octave_cv_lib_qhull_version=yes |
| 944 else | |
| 945 octave_cv_lib_qhull_version=no | |
| 946 fi | |
| 947 rm -f conftest.c conftest.o conftest | |
| 948 ])dnl | |
| 949 if test "$octave_cv_lib_qhull_version" = "yes"; then | |
| 950 AC_MSG_RESULT(yes) | |
| 951 ifelse([$1], , , [$1]) | |
| 952 else | |
| 953 AC_MSG_RESULT(no) | |
| 954 ifelse([$2], , , [$2]) | |
| 955 fi | |
| 956 ]) | |
|
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957 dnl |
|
8659
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958 dnl Check whether QHull works (does not crash) |
|
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959 dnl |
|
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960 AC_DEFUN(AC_CHECK_QHULL_OK, |
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961 [AC_MSG_CHECKING([whether the qhull library works]) |
|
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962 AC_CACHE_VAL(octave_cv_lib_qhull_ok, |
|
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963 [ |
|
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964 save_LIBS="$LIBS" |
|
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965 LIBS="$LIBS -lqhull -lm" |
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966 AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
|
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967 #include <stdio.h> |
|
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968 #include <qhull/qhull.h> |
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969 |
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970 #ifdef NEED_QHULL_VERSION |
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971 char *qh_version = "version"; |
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972 #endif |
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973 int main() |
|
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974 { |
|
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975 int dim = 2, n = 4; |
|
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976 coordT points[8] = { -0.5, -0.5, -0.5, 0.5, 0.5, -0.5, 0.5, 0.5 }; |
|
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977 boolT ismalloc = 0; |
|
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978 |
|
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979 return qh_new_qhull (dim, n, points, ismalloc, "qhull ", 0, stderr); |
|
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980 } |
|
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981 ]])], |
|
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982 [octave_cv_lib_qhull_ok=yes], |
|
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983 [octave_cv_lib_qhull_ok=no], |
|
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984 [octave_cv_lib_qhull_ok=yes]) |
|
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985 LIBS="$save_LIBS" |
|
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986 ]) |
|
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987 if test "$octave_cv_lib_qhull_ok" = "yes"; then |
|
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988 AC_MSG_RESULT(yes) |
|
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989 ifelse([$1], , , [$1]) |
|
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990 else |
|
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991 AC_MSG_RESULT(no) |
|
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992 ifelse([$2], , , [$2]) |
|
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993 fi |
|
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994 ]) |
|
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995 dnl |
|
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996 dnl Check for OpenGL. If found, define OPENGL_LIBS |
|
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997 dnl |
|
7863
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998 dnl FIXME -- add tests for apple |
|
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999 dnl |
|
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1000 AC_DEFUN([OCTAVE_OPENGL], [ |
|
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1001 OPENGL_LIBS= |
|
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1002 case $canonical_host_type in |
|
7993
80a715c4824d
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1003 *-*-mingw32* | *-*-msdosmsvc) |
|
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1004 AC_CHECK_HEADERS(windows.h) |
|
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1005 ;; |
|
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1006 esac |
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|
1007 have_opengl_incs=no |
| 7954 | 1008 AC_CHECK_HEADERS([GL/gl.h OpenGL/gl.h], [ |
| 1009 AC_CHECK_HEADERS([GL/glu.h OpenGL/glu.h], [ | |
| 1010 have_opengl_incs=yes; break], [], [ | |
|
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|
1011 #ifdef HAVE_WINDOWS_H |
| 7954 | 1012 #include <windows.h> |
| 1013 #endif | |
| 1014 ]) | |
| 1015 break | |
| 1016 ], [], [ | |
|
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|
1017 #ifdef HAVE_WINDOWS_H |
| 7954 | 1018 #include <windows.h> |
| 1019 #endif | |
| 1020 ]) | |
|
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1021 if test "$have_opengl_incs" = "yes"; then |
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|
1022 case $canonical_host_type in |
|
7993
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|
1023 *-*-mingw32* | *-*-msdosmsvc) |
|
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1024 save_LIBS="$LIBS" |
|
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1025 LIBS="$LIBS -lopengl32" |
|
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1026 AC_MSG_CHECKING([for glEnable in -lopengl32]) |
|
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|
1027 AC_TRY_LINK([ |
|
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|
1028 #if HAVE_WINDOWS_H |
| 7954 | 1029 #include <windows.h> |
|
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1030 #endif |
| 7954 | 1031 #if defined (HAVE_GL_GL_H) |
| 1032 #include <GL/gl.h> | |
| 1033 #elif defined (HAVE_OPENGL_GL_H) | |
| 1034 #include <OpenGL/gl.h> | |
| 1035 #endif | |
| 1036 ], [ | |
|
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|
1037 glEnable(GL_SMOOTH);], OPENGL_LIBS="-lopengl32 -lglu32") |
|
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|
1038 LIBS="$save_LIBS" |
|
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1039 if test "x$OPENGL_LIBS" != "x"; then |
|
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|
1040 AC_MSG_RESULT(yes) |
|
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1041 else |
|
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|
1042 AC_MSG_RESULT(no) |
|
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1043 fi |
|
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1044 ;; |
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1045 *) |
|
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1046 save_LDFLAGS="$LDFLAGS" |
|
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1047 LDFLAGS="$LDFLAGS -L/usr/X11R6/lib" |
|
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1048 AC_CHECK_LIB(GL, glEnable, OPENGL_LIBS="-L/usr/X11R6/lib -lGL -lGLU") |
|
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1049 LDFLAGS="$save_LDFLAGS" |
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1050 ;; |
|
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1051 esac |
|
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1052 fi |
|
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1053 AC_SUBST(OPENGL_LIBS) |
|
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1054 ]) |
|
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1055 dnl |
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1056 dnl Configure paths for FreeType2 |
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1057 dnl Marcelo Magallon 2001-10-26, based on gtk.m4 by Owen Taylor |
|
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1058 dnl |
|
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1059 dnl Copyright 2001, 2003 by |
|
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1060 dnl David Turner, Robert Wilhelm, and Werner Lemberg. |
|
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1061 dnl |
|
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1062 dnl This file is part of the FreeType project, and may only be used, modified, |
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1063 dnl and distributed under the terms of the FreeType project license, |
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1064 dnl LICENSE.TXT. By continuing to use, modify, or distribute this file you |
|
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1065 dnl indicate that you have read the license and understand and accept it |
|
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1066 dnl fully. |
|
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1067 dnl |
|
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|
1068 dnl As a special exception to the FreeType project license, this file may be |
|
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1069 dnl distributed as part of a program that contains a configuration script |
|
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|
1070 dnl generated by Autoconf, under the same distribution terms as the rest of |
|
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1071 dnl that program. |
|
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|
1072 dnl |
|
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|
1073 dnl serial 2 |
|
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|
1074 dnl |
|
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1075 dnl AC_CHECK_FT2([MINIMUM-VERSION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]]) |
|
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1076 dnl Test for FreeType 2, and define FT2_CFLAGS and FT2_LIBS. |
|
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1077 dnl MINIMUM-VERSION is what libtool reports; the default is `7.0.1' (this is |
|
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1078 dnl FreeType 2.0.4). |
|
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1079 dnl |
|
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|
1080 AC_DEFUN([AC_CHECK_FT2], |
|
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1081 [dnl Get the cflags and libraries from the freetype-config script |
|
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|
1082 dnl |
|
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|
1083 AC_ARG_WITH([ft-prefix], |
|
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|
1084 dnl don't quote AS_HELP_STRING! |
|
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|
1085 AS_HELP_STRING([--with-ft-prefix=PREFIX], |
|
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|
1086 [Prefix where FreeType is installed (optional)]), |
|
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|
1087 [ft_config_prefix="$withval"], |
|
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|
1088 [ft_config_prefix=""]) |
|
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|
1089 |
|
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|
1090 AC_ARG_WITH([ft-exec-prefix], |
|
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|
1091 dnl don't quote AS_HELP_STRING! |
|
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|
1092 AS_HELP_STRING([--with-ft-exec-prefix=PREFIX], |
|
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|
1093 [Exec prefix where FreeType is installed (optional)]), |
|
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|
1094 [ft_config_exec_prefix="$withval"], |
|
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|
1095 [ft_config_exec_prefix=""]) |
|
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|
1096 |
|
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|
1097 AC_ARG_ENABLE([freetypetest], |
|
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|
1098 dnl don't quote AS_HELP_STRING! |
|
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|
1099 AS_HELP_STRING([--disable-freetypetest], |
|
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1100 [Do not try to compile and run a test FreeType program]), |
|
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1101 [], |
|
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|
1102 [enable_fttest=yes]) |
|
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|
1103 |
|
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changeset
|
1104 if test x$ft_config_exec_prefix != x ; then |
|
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|
1105 ft_config_args="$ft_config_args --exec-prefix=$ft_config_exec_prefix" |
|
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|
1106 if test x${FT2_CONFIG+set} != xset ; then |
|
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|
1107 FT2_CONFIG=$ft_config_exec_prefix/bin/freetype-config |
|
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|
1108 fi |
|
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|
1109 fi |
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|
1110 |
|
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|
1111 if test x$ft_config_prefix != x ; then |
|
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1112 ft_config_args="$ft_config_args --prefix=$ft_config_prefix" |
|
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|
1113 if test x${FT2_CONFIG+set} != xset ; then |
|
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|
1114 FT2_CONFIG=$ft_config_prefix/bin/freetype-config |
|
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|
1115 fi |
|
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|
1116 fi |
|
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|
1117 |
|
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|
1118 AC_PATH_PROG([FT2_CONFIG], [freetype-config], [no]) |
|
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|
1119 |
|
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|
1120 min_ft_version=m4_if([$1], [], [7.0.1], [$1]) |
|
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1121 AC_MSG_CHECKING([for FreeType -- version >= $min_ft_version]) |
|
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|
1122 no_ft="" |
|
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|
1123 if test "$FT2_CONFIG" = "no" ; then |
|
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|
1124 no_ft=yes |
|
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|
1125 else |
|
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|
1126 FT2_CFLAGS=`$FT2_CONFIG $ft_config_args --cflags` |
|
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|
1127 FT2_LIBS=`$FT2_CONFIG $ft_config_args --libs` |
|
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|
1128 ft_config_major_version=`$FT2_CONFIG $ft_config_args --version | \ |
|
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|
1129 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'` |
|
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|
1130 ft_config_minor_version=`$FT2_CONFIG $ft_config_args --version | \ |
|
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|
1131 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'` |
|
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|
1132 ft_config_micro_version=`$FT2_CONFIG $ft_config_args --version | \ |
|
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|
1133 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'` |
|
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changeset
|
1134 ft_min_major_version=`echo $min_ft_version | \ |
|
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|
1135 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'` |
|
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|
1136 ft_min_minor_version=`echo $min_ft_version | \ |
|
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|
1137 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'` |
|
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|
1138 ft_min_micro_version=`echo $min_ft_version | \ |
|
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|
1139 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'` |
|
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|
1140 if test x$enable_fttest = xyes ; then |
|
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|
1141 ft_config_is_lt="" |
|
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|
1142 if test $ft_config_major_version -lt $ft_min_major_version ; then |
|
caab78e7e377
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|
1143 ft_config_is_lt=yes |
|
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|
1144 else |
|
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|
1145 if test $ft_config_major_version -eq $ft_min_major_version ; then |
|
caab78e7e377
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|
1146 if test $ft_config_minor_version -lt $ft_min_minor_version ; then |
|
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|
1147 ft_config_is_lt=yes |
|
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|
1148 else |
|
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|
1149 if test $ft_config_minor_version -eq $ft_min_minor_version ; then |
|
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|
1150 if test $ft_config_micro_version -lt $ft_min_micro_version ; then |
|
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|
1151 ft_config_is_lt=yes |
|
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|
1152 fi |
|
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|
1153 fi |
|
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|
1154 fi |
|
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|
1155 fi |
|
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|
1156 fi |
|
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|
1157 if test x$ft_config_is_lt = xyes ; then |
|
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|
1158 no_ft=yes |
|
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|
1159 else |
|
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|
1160 ac_save_CFLAGS="$CFLAGS" |
|
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|
1161 ac_save_LIBS="$LIBS" |
|
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|
1162 CFLAGS="$CFLAGS $FT2_CFLAGS" |
|
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|
1163 LIBS="$FT2_LIBS $LIBS" |
|
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|
1164 |
|
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|
1165 dnl |
|
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|
1166 dnl Sanity checks for the results of freetype-config to some extent. |
|
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|
1167 dnl |
|
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|
1168 AC_RUN_IFELSE([ |
|
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|
1169 AC_LANG_SOURCE([[ |
|
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|
1170 |
|
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|
1171 #include <ft2build.h> |
|
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|
1172 #include FT_FREETYPE_H |
|
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|
1173 #include <stdio.h> |
|
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|
1174 #include <stdlib.h> |
|
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|
1175 |
|
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changeset
|
1176 int |
|
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|
1177 main() |
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|
1178 { |
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|
1179 FT_Library library; |
|
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diff
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|
1180 FT_Error error; |
|
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|
1181 |
|
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|
1182 error = FT_Init_FreeType(&library); |
|
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added checks for fltk & freetype in configure script
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|
1183 |
|
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|
1184 if (error) |
|
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|
1185 return 1; |
|
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|
1186 else |
|
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Shai Ayal <shaiay@sourceforge.net>
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|
1187 { |
|
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|
1188 FT_Done_FreeType(library); |
|
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|
1189 return 0; |
|
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|
1190 } |
|
caab78e7e377
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|
1191 } |
|
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|
1192 |
|
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|
1193 ]]) |
|
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|
1194 ], |
|
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|
1195 [], |
|
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|
1196 [no_ft=yes], |
|
caab78e7e377
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|
1197 [echo $ECHO_N "cross compiling; assuming OK... $ECHO_C"]) |
|
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|
1198 |
|
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|
1199 CFLAGS="$ac_save_CFLAGS" |
|
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diff
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|
1200 LIBS="$ac_save_LIBS" |
|
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|
1201 fi dnl test $ft_config_version -lt $ft_min_version |
|
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|
1202 fi dnl test x$enable_fttest = xyes |
|
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Shai Ayal <shaiay@sourceforge.net>
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|
1203 fi dnl test "$FT2_CONFIG" = "no" |
|
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1204 |
|
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|
1205 if test x$no_ft = x ; then |
|
caab78e7e377
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|
1206 AC_MSG_RESULT([yes]) |
|
caab78e7e377
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diff
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|
1207 m4_if([$2], [], [:], [$2]) |
|
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1208 else |
|
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|
1209 AC_MSG_RESULT([no]) |
|
caab78e7e377
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|
1210 if test "$FT2_CONFIG" = "no" ; then |
|
caab78e7e377
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parents:
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|
1211 AC_MSG_WARN([ |
|
caab78e7e377
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Shai Ayal <shaiay@sourceforge.net>
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|
1212 |
|
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diff
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|
1213 The freetype-config script installed by FreeType 2 could not be found. |
|
caab78e7e377
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Shai Ayal <shaiay@sourceforge.net>
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|
1214 If FreeType 2 was installed in PREFIX, make sure PREFIX/bin is in |
|
caab78e7e377
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parents:
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diff
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|
1215 your path, or set the FT2_CONFIG environment variable to the |
|
caab78e7e377
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Shai Ayal <shaiay@sourceforge.net>
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diff
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|
1216 full path to freetype-config. |
|
caab78e7e377
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Shai Ayal <shaiay@sourceforge.net>
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|
1217 ]) |
|
caab78e7e377
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Shai Ayal <shaiay@sourceforge.net>
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|
1218 else |
|
caab78e7e377
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changeset
|
1219 if test x$ft_config_is_lt = xyes ; then |
|
caab78e7e377
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Shai Ayal <shaiay@sourceforge.net>
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diff
changeset
|
1220 AC_MSG_WARN([ |
|
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Shai Ayal <shaiay@sourceforge.net>
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|
1221 |
|
caab78e7e377
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Shai Ayal <shaiay@sourceforge.net>
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|
1222 Your installed version of the FreeType 2 library is too old. |
|
caab78e7e377
added checks for fltk & freetype in configure script
Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
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|
1223 If you have different versions of FreeType 2, make sure that |
|
caab78e7e377
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Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
1224 correct values for --with-ft-prefix or --with-ft-exec-prefix |
|
caab78e7e377
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Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
1225 are used, or set the FT2_CONFIG environment variable to the |
|
caab78e7e377
added checks for fltk & freetype in configure script
Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
1226 full path to freetype-config. |
|
caab78e7e377
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Shai Ayal <shaiay@sourceforge.net>
parents:
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changeset
|
1227 ]) |
|
caab78e7e377
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Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
1228 else |
|
caab78e7e377
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Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
1229 AC_MSG_WARN([ |
|
caab78e7e377
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Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
1230 |
|
caab78e7e377
added checks for fltk & freetype in configure script
Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
1231 The FreeType test program failed to run. If your system uses |
|
caab78e7e377
added checks for fltk & freetype in configure script
Shai Ayal <shaiay@sourceforge.net>
parents:
7825
diff
changeset
|
1232 shared libraries and they are installed outside the normal |
|
caab78e7e377
added checks for fltk & freetype in configure script
Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
1233 system library path, make sure the variable LD_LIBRARY_PATH |
|
caab78e7e377
added checks for fltk & freetype in configure script
Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
1234 (or whatever is appropiate for your system) is correctly set. |
|
caab78e7e377
added checks for fltk & freetype in configure script
Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
1235 ]) |
|
caab78e7e377
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Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
1236 fi |
|
caab78e7e377
added checks for fltk & freetype in configure script
Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
1237 fi |
|
caab78e7e377
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Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
1238 |
|
caab78e7e377
added checks for fltk & freetype in configure script
Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
1239 FT2_CFLAGS="" |
|
caab78e7e377
added checks for fltk & freetype in configure script
Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
1240 FT2_LIBS="" |
|
caab78e7e377
added checks for fltk & freetype in configure script
Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
1241 m4_if([$3], [], [:], [$3]) |
|
caab78e7e377
added checks for fltk & freetype in configure script
Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
1242 fi |
|
caab78e7e377
added checks for fltk & freetype in configure script
Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
1243 |
|
caab78e7e377
added checks for fltk & freetype in configure script
Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
1244 AC_SUBST([FT2_CFLAGS]) |
|
caab78e7e377
added checks for fltk & freetype in configure script
Shai Ayal <shaiay@sourceforge.net>
parents:
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diff
changeset
|
1245 AC_SUBST([FT2_LIBS])]) |
|
caab78e7e377
added checks for fltk & freetype in configure script
Shai Ayal <shaiay@sourceforge.net>
parents:
7825
diff
changeset
|
1246 dnl end of freetype2.m4 |
|
8169
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1247 |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1248 dnl Check whether fast signed integer arithmetics using bit tricks |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1249 dnl can be used in oct-inttypes.h. Defines HAVE_FAST_INT_OPS if |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1250 dnl the following conditions hold: |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1251 dnl 1. Signed numbers are represented by twos complement |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1252 dnl (see <http://en.wikipedia.org/wiki/Two%27s_complement>) |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1253 dnl 2. static_cast to unsigned int counterpart works like interpreting |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1254 dnl the signed bit pattern as unsigned (and is thus zero-cost). |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1255 dnl 3. Signed addition and subtraction yield the same bit results as unsigned. |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1256 dnl (We use casts to prevent optimization interference, so there is no |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1257 dnl need for things like -ftrapv). |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1258 dnl 4. Bit operations on signed integers work like on unsigned integers, |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1259 dnl except for the shifts. Shifts are arithmetic. |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1260 dnl |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1261 AC_DEFUN([OCTAVE_FAST_INT_OPS],[ |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1262 AC_MSG_CHECKING([whether fast integer arithmetics is usable]) |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1263 AC_LANG_PUSH(C++) |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1264 AC_RUN_IFELSE([AC_LANG_PROGRAM([[ |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1265 #include <limits> |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1266 template<class UT, class ST> |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1267 static bool |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1268 do_test (UT, ST) |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1269 { |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1270 volatile ST s = std::numeric_limits<ST>::min () / 3; |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1271 volatile UT u = static_cast<UT> (s); |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1272 if (*(reinterpret_cast<volatile ST *> (&u)) != s) return true; |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1273 |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1274 u = 0; u = ~u; |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1275 if (*(reinterpret_cast<volatile ST *> (&u)) != -1) return true; |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1276 |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1277 ST sx, sy; |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1278 sx = std::numeric_limits<ST>::max () / 2 + 1; |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1279 sy = std::numeric_limits<ST>::max () / 2 + 2; |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
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diff
changeset
|
1280 if (static_cast<ST> (static_cast<UT> (sx) + static_cast<UT> (sy)) |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1281 != std::numeric_limits<ST>::min () + 1) return true; |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1282 if (static_cast<ST> (static_cast<UT> (sx) - static_cast<UT> (sy)) |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1283 != -1) return true; |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1284 |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1285 if ((sx & sy) != (static_cast<UT> (sx) & static_cast<UT> (sy))) |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1286 return true; |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
Jaroslav Hajek <highegg@gmail.com>
parents:
8019
diff
changeset
|
1287 if ((sx | sy) != (static_cast<UT> (sx) | static_cast<UT> (sy))) |
|
66bc6f9b4f72
rewrite integer arithmetics and conversions
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parents:
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diff
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|
1288 return true; |
|
66bc6f9b4f72
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8019
diff
changeset
|
1289 if ((sx ^ sy) != (static_cast<UT> (sx) ^ static_cast<UT> (sy))) |
|
66bc6f9b4f72
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8019
diff
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|
1290 return true; |
|
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diff
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|
1291 if ((-1 >> 1) != -1) return true; |
|
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diff
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|
1292 return false; |
|
66bc6f9b4f72
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|
1293 } |
|
66bc6f9b4f72
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diff
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|
1294 |
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|
1295 #define DO_TEST(T) \ |
|
66bc6f9b4f72
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diff
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|
1296 if (do_test (static_cast<unsigned T> (0), static_cast<signed T> (0))) \ |
|
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rewrite integer arithmetics and conversions
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parents:
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diff
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|
1297 return sizeof (T); |
|
66bc6f9b4f72
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parents:
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diff
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|
1298 ]],[[ |
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diff
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|
1299 DO_TEST(char) |
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66bc6f9b4f72
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diff
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|
1300 DO_TEST(short) |
|
66bc6f9b4f72
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|
1301 DO_TEST(int) |
|
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diff
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|
1302 DO_TEST(long) |
|
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diff
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|
1303 #if (defined(HAVE_LONG_LONG_INT) && defined(HAVE_UNSIGNED_LONG_LONG_INT)) |
|
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diff
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|
1304 DO_TEST(long long) |
|
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1305 #endif |
|
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diff
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|
1306 ]])], |
|
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diff
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|
1307 [AC_MSG_RESULT([yes]) |
|
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diff
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|
1308 AC_DEFINE(HAVE_FAST_INT_OPS,1,[Define if signed integers use two's complement])], |
|
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diff
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|
1309 [AC_MSG_RESULT([no])]) |
|
66bc6f9b4f72
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parents:
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diff
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|
1310 AC_LANG_POP(C++)]) |
|
8595
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parents:
8169
diff
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|
1311 dnl |
|
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diff
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|
1312 dnl Check to see if the compiler and the linker can handle the flags |
|
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8595
diff
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|
1313 dnl "-framework $1" for the given prologue $2 and the given body $3 of |
|
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diff
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|
1314 dnl a source file. Arguments 2 and 3 optionally can also be empty. |
|
bef8f001032f
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diff
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|
1315 dnl Add options (lower case letters $1) "--with-framework-$1" and |
|
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diff
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|
1316 dnl "--without-framework-$1". If this test is successful then perform |
|
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diff
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|
1317 dnl $4, otherwise do $5. |
|
8595
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|
1318 dnl |
|
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|
1319 dnl OCTAVE_HAVE_FRAMEWORK |
|
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diff
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|
1320 AC_DEFUN(OCTAVE_HAVE_FRAMEWORK, [ |
|
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diff
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|
1321 AC_MSG_CHECKING(whether ${LD-ld} accepts -framework $1) |
|
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diff
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|
1322 AC_CACHE_VAL(octave_cv_framework_$1, [ |
|
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diff
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|
1323 XLDFLAGS="$LDFLAGS" |
|
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diff
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|
1324 LDFLAGS="$LDFLAGS -framework $1" |
|
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diff
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|
1325 AC_LANG_PUSH(C++) |
|
8595
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diff
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|
1326 AC_LINK_IFELSE([AC_LANG_PROGRAM([$2], [$3])], |
|
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diff
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|
1327 eval "octave_cv_framework_$1=yes", |
|
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|
1328 eval "octave_cv_framework_$1=no") |
|
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|
1329 AC_LANG_POP(C++) |
|
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|
1330 LDFLAGS="$XLDFLAGS" |
|
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|
1331 ]) |
|
8635
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|
1332 if test "$octave_cv_framework_$1" = "yes"; then |
|
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|
1333 AC_MSG_RESULT(yes) |
|
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|
1334 AC_ARG_WITH(framework-m4_tolower($1), |
|
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diff
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|
1335 [AS_HELP_STRING([--without-framework-m4_tolower($1)], |
|
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|
1336 [don't use framework $1])], |
|
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|
1337 with_have_framework=$withval, with_have_framework="yes") |
|
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diff
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|
1338 if test "$with_have_framework" = "yes"; then |
|
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diff
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|
1339 [$4] |
|
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diff
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|
1340 else |
|
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parents:
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diff
changeset
|
1341 AC_MSG_NOTICE([framework rejected by --without-framework-m4_tolower($1)]) |
|
bef8f001032f
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parents:
8595
diff
changeset
|
1342 [$5] |
|
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Thomas Treichl <Thomas.Treichl@gmx.net>
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8595
diff
changeset
|
1343 fi |
|
8595
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diff
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|
1344 else |
|
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diff
changeset
|
1345 AC_MSG_RESULT(no) |
|
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diff
changeset
|
1346 [$5] |
|
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diff
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|
1347 fi |
|
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|
1348 ]) |