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annotate aclocal.m4 @ 7996:6a7db240b3a3
configure.in: eliminate CXX_ABI and OCTAVE_CXX_PREPEND_UNDERSCORE
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Wed, 30 Jul 2008 14:13:45 -0400 |
| parents | 80a715c4824d |
| children | 4363bc94171a |
| 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 | |
| 2574 | 62 dnl See if the standard string class has npos as a member. |
| 63 dnl | |
| 64 AC_DEFUN(OCTAVE_STRING_NPOS, | |
| 65 [AC_CACHE_CHECK([whether including <string> defines NPOS], | |
| 66 octave_cv_string_npos, | |
| 3888 | 67 [AC_LANG_PUSH(C++) |
| 5844 | 68 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <string>]], |
| 69 [[size_t foo = NPOS]])], | |
| 2574 | 70 octave_cv_string_npos=yes, octave_cv_string_npos=no)]) |
| 71 if test $octave_cv_string_npos = no; then | |
| 3887 | 72 AC_DEFINE(NPOS, [std::string::npos], [Define (to string::npos) if <string> doesn't]) |
| 2574 | 73 fi |
| 3888 | 74 AC_LANG_POP(C++) |
| 2574 | 75 ]) |
| 76 dnl | |
| 4360 | 77 dnl See if the compiler supports placement delete |
| 78 dnl | |
| 79 AC_DEFUN(OCTAVE_PLACEMENT_DELETE, | |
| 80 [AC_CACHE_CHECK([whether <new> defines placement delete operator], | |
| 81 octave_cv_placement_delete, | |
| 82 [AC_LANG_PUSH(C++) | |
| 5844 | 83 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <new>]], |
| 84 [[operator delete((void *)0, (void *)0);]])], | |
| 4360 | 85 octave_cv_placement_delete=yes, octave_cv_placement_delete=no)]) |
| 86 if test $octave_cv_placement_delete = yes; then | |
| 87 AC_DEFINE(HAVE_PLACEMENT_DELETE,1,[Define if C++ supports operator delete(void *, void *)]) | |
| 88 fi | |
| 89 AC_LANG_POP(C++) | |
| 90 ]) | |
| 91 dnl | |
| 4366 | 92 dnl See if the compiler dynamic auto arrays |
| 93 dnl | |
| 94 AC_DEFUN(OCTAVE_DYNAMIC_AUTO_ARRAYS, | |
| 95 [AC_CACHE_CHECK([whether C++ supports dynamic auto arrays], | |
| 96 octave_cv_dynamic_auto_arrays, | |
| 97 [AC_LANG_PUSH(C++) | |
| 5844 | 98 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], |
| 99 [[void test(char *); int length(); char x[length()]; test(x);]])], | |
| 4366 | 100 octave_cv_dynamic_auto_arrays=yes, octave_cv_dynamic_auto_arrays=no)]) |
| 101 if test $octave_cv_dynamic_auto_arrays = yes; then | |
| 102 AC_DEFINE(HAVE_DYNAMIC_AUTO_ARRAYS,1,[Define if C++ supports dynamic auto arrays]) | |
| 103 fi | |
| 104 AC_LANG_POP(C++) | |
| 105 ]) | |
| 106 dnl | |
| 7058 | 107 dnl Check for broken strptime |
| 108 dnl | |
| 109 AC_DEFUN(OCTAVE_STRPTIME_BROKEN, | |
| 110 [AC_CACHE_CHECK([whether strptime is broken], | |
| 111 octave_cv_strptime_broken, | |
| 112 [AC_LANG_PUSH(C) | |
| 113 AC_RUN_IFELSE([AC_LANG_PROGRAM([[ | |
| 114 #define _XOPEN_SOURCE | |
| 115 #if defined (HAVE_SYS_TYPES_H) | |
| 116 #include <sys/types.h> | |
| 117 #if defined (HAVE_UNISTD_H) | |
| 118 #include <unistd.h> | |
| 119 #endif | |
| 120 #endif | |
| 121 #include <stdio.h> | |
| 122 #include <time.h> | |
| 123 ]], [[ | |
| 124 struct tm t; | |
| 125 char *q = strptime ("09/13", "%m/%d/%y", &t); | |
| 126 return q ? 1 : 0; | |
| 127 ]])], [octave_cv_strptime_broken=no], [octave_cv_strptime_broken=yes])]) | |
| 128 if test $octave_cv_strptime_broken = yes; then | |
| 129 AC_DEFINE(OCTAVE_HAVE_BROKEN_STRPTIME, 1, [Define if strptime is broken on your system]) | |
| 130 fi | |
| 131 AC_LANG_POP(C) | |
| 132 ]) | |
| 133 dnl | |
| 1707 | 134 dnl The following test is from Karl Berry's Kpathseach library. I'm |
| 135 dnl including it here in case we someday want to make the use of | |
| 136 dnl kpathsea optional. | |
| 1708 | 137 dnl |
| 138 dnl Some BSD putenv's, e.g., FreeBSD, do malloc/free's on the environment. | |
| 139 dnl This test program is due to Mike Hibler <mike@cs.utah.edu>. | |
| 140 dnl We don't actually need to run this if we don't have putenv, but it | |
| 141 dnl doesn't hurt. | |
| 142 AC_DEFUN(OCTAVE_SMART_PUTENV, | |
| 143 [AC_MSG_CHECKING(whether putenv uses malloc) | |
| 1707 | 144 AC_CACHE_VAL(octave_cv_func_putenv_malloc, |
| 5844 | 145 [AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| 1707 | 146 #define VAR "YOW_VAR" |
| 147 #define STRING1 "GabbaGabbaHey" | |
| 148 #define STRING2 "Yow!!" /* should be shorter than STRING1 */ | |
| 149 extern char *getenv (); /* in case char* and int don't mix gracefully */ | |
| 150 main () | |
| 151 { | |
| 152 char *str1, *rstr1, *str2, *rstr2; | |
| 153 str1 = getenv (VAR); | |
| 154 if (str1) | |
| 155 exit (1); | |
| 156 str1 = malloc (strlen (VAR) + 1 + strlen (STRING1) + 1); | |
| 157 if (str1 == 0) | |
| 158 exit (2); | |
| 159 strcpy (str1, VAR); | |
| 160 strcat (str1, "="); | |
| 161 strcat (str1, STRING1); | |
| 162 if (putenv (str1) < 0) | |
| 163 exit (3); | |
| 164 rstr1 = getenv (VAR); | |
| 165 if (rstr1 == 0) | |
| 166 exit (4); | |
| 167 rstr1 -= strlen (VAR) + 1; | |
| 168 if (strncmp (rstr1, VAR, strlen (VAR))) | |
| 169 exit (5); | |
| 170 str2 = malloc (strlen (VAR) + 1 + strlen (STRING2) + 1); | |
| 171 if (str2 == 0 || str1 == str2) | |
| 172 exit (6); | |
| 173 strcpy (str2, VAR); | |
| 174 strcat (str2, "="); | |
| 175 strcat (str2, STRING2); | |
| 176 if (putenv (str2) < 0) | |
| 177 exit (7); | |
| 178 rstr2 = getenv (VAR); | |
| 179 if (rstr2 == 0) | |
| 180 exit (8); | |
| 181 rstr2 -= strlen (VAR) + 1; | |
| 182 #if 0 | |
| 183 printf ("rstr1=0x%x, rstr2=0x%x\n", rstr1, rstr2); | |
| 184 /* | |
| 185 * If string from first call was reused for the second call, | |
| 186 * you had better not do a free on the first string! | |
| 187 */ | |
| 188 if (rstr1 == rstr2) | |
| 189 printf ("#define SMART_PUTENV\n"); | |
| 190 else | |
| 191 printf ("#undef SMART_PUTENV\n"); | |
| 192 #endif | |
| 193 exit (rstr1 == rstr2 ? 0 : 1); | |
| 5844 | 194 }]])], octave_cv_func_putenv_malloc=yes, octave_cv_func_putenv_malloc=no, |
| 1707 | 195 octave_cv_func_putenv_malloc=no)])dnl |
| 196 AC_MSG_RESULT($octave_cv_func_putenv_malloc) | |
| 197 if test $octave_cv_func_putenv_malloc = yes; then | |
| 3887 | 198 AC_DEFINE(SMART_PUTENV,1,[To quiet autoheader.]) |
| 1708 | 199 fi]) |
| 1788 | 200 dnl |
| 2469 | 201 dnl These two checks for signal functions were originally part of the |
| 202 dnl aclocal.m4 file distributed with bash 2.0. | |
| 203 dnl | |
| 204 dnl Check type of signal routines (posix, 4.2bsd, 4.1bsd or v7) | |
| 205 AC_DEFUN(OCTAVE_SIGNAL_CHECK, | |
| 206 [AC_REQUIRE([AC_TYPE_SIGNAL]) | |
| 207 AC_MSG_CHECKING(for type of signal functions) | |
| 208 AC_CACHE_VAL(octave_cv_signal_vintage, | |
| 209 [ | |
| 5842 | 210 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <signal.h>]], |
| 211 [[sigset_t ss; | |
| 212 struct sigaction sa; | |
| 213 sigemptyset (&ss); | |
| 214 sigsuspend (&ss); | |
| 215 sigaction (SIGINT, &sa, (struct sigaction *) 0); | |
| 216 sigprocmask (SIG_BLOCK, &ss, (sigset_t *) 0);]])], | |
| 217 [octave_cv_signal_vintage=posix], | |
| 218 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <signal.h>]], | |
| 219 [[int mask = sigmask (SIGINT); | |
| 220 sigsetmask (mask); | |
| 221 sigblock (mask); | |
| 222 sigpause (mask);]])], | |
| 223 [octave_cv_signal_vintage=4.2bsd], | |
| 224 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <signal.h> | |
| 5844 | 225 RETSIGTYPE foo() { }]], |
| 5842 | 226 [[int mask = sigmask (SIGINT); |
| 227 sigset (SIGINT, foo); | |
| 228 sigrelse (SIGINT); | |
| 229 sighold (SIGINT); | |
| 5844 | 230 sigpause (SIGINT);]])], |
| 5842 | 231 [octave_cv_signal_vintage=svr3], |
| 232 [octave_cv_signal_vintage=v7])])])]) | |
| 2469 | 233 AC_MSG_RESULT($octave_cv_signal_vintage) |
| 2491 | 234 if test "$octave_cv_signal_vintage" = posix; then |
| 5842 | 235 AC_DEFINE(HAVE_POSIX_SIGNALS, 1, [Define if you have POSIX style signals.]) |
| 2491 | 236 elif test "$octave_cv_signal_vintage" = "4.2bsd"; then |
| 5842 | 237 AC_DEFINE(HAVE_BSD_SIGNALS, 1, [Define if you have BSD style signals.]) |
| 2491 | 238 elif test "$octave_cv_signal_vintage" = svr3; then |
| 5842 | 239 AC_DEFINE(HAVE_USG_SIGHOLD, 1, [Define if you have System V Release 3 signals.]) |
| 2469 | 240 fi |
| 241 ]) | |
| 242 dnl | |
| 243 AC_DEFUN(OCTAVE_REINSTALL_SIGHANDLERS, | |
| 244 [AC_REQUIRE([AC_TYPE_SIGNAL]) | |
| 245 AC_REQUIRE([OCTAVE_SIGNAL_CHECK]) | |
| 246 AC_MSG_CHECKING([if signal handlers must be reinstalled when invoked]) | |
| 247 AC_CACHE_VAL(octave_cv_must_reinstall_sighandlers, | |
| 5844 | 248 [AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| 2469 | 249 #include <signal.h> |
| 250 #ifdef HAVE_UNISTD_H | |
| 251 #include <unistd.h> | |
| 252 #endif | |
| 253 typedef RETSIGTYPE sigfunc(); | |
| 254 int nsigint; | |
| 255 #ifdef HAVE_POSIX_SIGNALS | |
| 256 sigfunc * | |
| 257 set_signal_handler(sig, handler) | |
| 258 int sig; | |
| 259 sigfunc *handler; | |
| 260 { | |
| 261 struct sigaction act, oact; | |
| 262 act.sa_handler = handler; | |
| 263 act.sa_flags = 0; | |
| 264 sigemptyset (&act.sa_mask); | |
| 265 sigemptyset (&oact.sa_mask); | |
| 266 sigaction (sig, &act, &oact); | |
| 267 return (oact.sa_handler); | |
| 268 } | |
| 269 #else | |
| 270 #define set_signal_handler(s, h) signal(s, h) | |
| 271 #endif | |
| 272 RETSIGTYPE | |
| 273 sigint(s) | |
| 274 int s; | |
| 275 { | |
| 276 nsigint++; | |
| 277 } | |
| 278 main() | |
| 279 { | |
| 280 nsigint = 0; | |
| 281 set_signal_handler(SIGINT, sigint); | |
| 282 kill((int)getpid(), SIGINT); | |
| 283 kill((int)getpid(), SIGINT); | |
| 284 exit(nsigint != 2); | |
| 285 } | |
| 5844 | 286 ]])], |
| 287 octave_cv_must_reinstall_sighandlers=no, | |
| 288 octave_cv_must_reinstall_sighandlers=yes, | |
| 3130 | 289 if test "$octave_cv_signal_vintage" = svr3; then |
| 290 octave_cv_must_reinstall_sighandlers=yes | |
| 291 else | |
| 292 octave_cv_must_reinstall_sighandlers=no | |
| 293 fi)]) | |
| 294 if test "$cross_compiling" = yes; then | |
| 295 AC_MSG_RESULT([$octave_cv_must_reinstall_sighandlers assumed for cross compilation]) | |
| 296 else | |
| 297 AC_MSG_RESULT($octave_cv_must_reinstall_sighandlers) | |
| 298 fi | |
| 2491 | 299 if test "$octave_cv_must_reinstall_sighandlers" = yes; then |
| 3887 | 300 AC_DEFINE(MUST_REINSTALL_SIGHANDLERS,1,[Define if signal handlers must be reinstalled after they are called.]) |
| 2469 | 301 fi |
| 302 ]) | |
| 2626 | 303 dnl |
| 3107 | 304 dnl Check to see if C++ compiler needs the new friend template declaration |
| 305 dnl syntax. | |
| 306 dnl | |
| 307 dnl OCTAVE_CXX_NEW_FRIEND_TEMPLATE_DECL | |
| 308 AC_DEFUN(OCTAVE_CXX_NEW_FRIEND_TEMPLATE_DECL, [ | |
| 309 AC_REQUIRE([AC_PROG_CXX]) | |
| 310 AC_MSG_CHECKING([for C++ support for new friend template declaration]) | |
| 311 AC_CACHE_VAL(octave_cv_cxx_new_friend_template_decl, [ | |
| 3888 | 312 AC_LANG_PUSH(C++) |
| 3107 | 313 rm -f conftest.h |
| 314 cat > conftest.h <<EOB | |
| 315 struct A { | |
| 316 friend int operator== (const A&, const A&); | |
| 317 A (int) { } | |
| 318 }; | |
| 319 | |
| 320 template <class T> int | |
| 321 operator== (const T&, const T&) | |
| 322 { | |
| 323 return 0; | |
| 324 } | |
| 325 EOB | |
| 5842 | 326 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include "conftest.h"]], |
| 327 [[A a (1); | |
| 328 return a == A(1);]])], | |
| 329 [octave_cv_cxx_new_friend_template_decl=no], | |
| 330 [octave_cv_cxx_new_friend_template_decl=yes]) | |
| 3888 | 331 AC_LANG_POP(C++) |
| 3107 | 332 ]) |
| 333 AC_MSG_RESULT($octave_cv_cxx_new_friend_template_decl) | |
| 334 if test $octave_cv_cxx_new_friend_template_decl = yes; then | |
| 3887 | 335 AC_DEFINE(CXX_NEW_FRIEND_TEMPLATE_DECL,1,[Define if your compiler supports `<>' stuff for template friends.]) |
| 3107 | 336 fi |
| 337 ]) | |
| 3126 | 338 dnl |
| 3233 | 339 dnl Check to see if C compiler handles FLAG command line option. If |
| 340 dnl two arguments are specified, execute the second arg as shell | |
| 341 dnl commands. Otherwise, add FLAG to CFLAGS if the compiler accepts | |
| 342 dnl the flag. | |
| 3126 | 343 dnl |
| 344 dnl OCTAVE_CC_FLAG | |
| 345 AC_DEFUN(OCTAVE_CC_FLAG, [ | |
| 3908 | 346 ac_safe=`echo "$1" | sed 'y%./+-:=%__p___%'` |
| 3126 | 347 AC_MSG_CHECKING(whether ${CC-cc} accepts $1) |
| 348 AC_CACHE_VAL(octave_cv_cc_flag_$ac_safe, [ | |
| 3888 | 349 AC_LANG_PUSH(C) |
| 3126 | 350 XCFLAGS="$CFLAGS" |
| 351 CFLAGS="$CFLAGS $1" | |
| 5177 | 352 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], |
| 3126 | 353 eval "octave_cv_cc_flag_$ac_safe=yes", |
| 354 eval "octave_cv_cc_flag_$ac_safe=no") | |
| 355 CFLAGS="$XCFLAGS" | |
| 3888 | 356 AC_LANG_POP(C) |
| 3126 | 357 ]) |
| 358 if eval "test \"`echo '$octave_cv_cc_flag_'$ac_safe`\" = yes"; then | |
| 359 AC_MSG_RESULT(yes) | |
| 3131 | 360 ifelse([$2], , [ |
| 361 CFLAGS="$CFLAGS $1" | |
| 362 AC_MSG_RESULT([adding $1 to CFLAGS])], [$2]) | |
| 3126 | 363 else |
| 364 AC_MSG_RESULT(no) | |
| 365 ifelse([$3], , , [$3]) | |
| 366 fi | |
| 367 ]) | |
| 368 dnl | |
| 3233 | 369 dnl Check to see if C++ compiler handles FLAG command line option. If |
| 370 dnl two arguments are specified, execute the second arg as shell | |
| 371 dnl commands. Otherwise, add FLAG to CXXFLAGS if the compiler accepts | |
| 372 dnl the flag. | |
| 3126 | 373 dnl |
| 374 dnl OCTAVE_CXX_FLAG | |
| 375 AC_DEFUN(OCTAVE_CXX_FLAG, [ | |
| 3908 | 376 ac_safe=`echo "$1" | sed 'y%./+-:=%__p___%'` |
| 3222 | 377 AC_MSG_CHECKING(whether ${CXX-g++} accepts $1) |
| 3126 | 378 AC_CACHE_VAL(octave_cv_cxx_flag_$ac_safe, [ |
| 3888 | 379 AC_LANG_PUSH(C++) |
| 3126 | 380 XCXXFLAGS="$CXXFLAGS" |
| 381 CXXFLAGS="$CXXFLAGS $1" | |
| 5177 | 382 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], |
| 3126 | 383 eval "octave_cv_cxx_flag_$ac_safe=yes", |
| 384 eval "octave_cv_cxx_flag_$ac_safe=no") | |
| 385 CXXFLAGS="$XCXXFLAGS" | |
| 3888 | 386 AC_LANG_POP(C++) |
| 3126 | 387 ]) |
| 388 if eval "test \"`echo '$octave_cv_cxx_flag_'$ac_safe`\" = yes"; then | |
| 389 AC_MSG_RESULT(yes) | |
| 3131 | 390 ifelse([$2], , [ |
| 391 CXXFLAGS="$CXXFLAGS $1" | |
| 392 AC_MSG_RESULT([adding $1 to CXXFLAGS])], [$2]) | |
| 3126 | 393 else |
| 394 AC_MSG_RESULT(no) | |
| 395 ifelse([$3], , , [$3]) | |
| 396 fi | |
| 397 ]) | |
| 3130 | 398 dnl |
| 5076 | 399 dnl Check to see if Fortran compiler handles FLAG command line option. If |
| 400 dnl two arguments are specified, execute the second arg as shell | |
| 401 dnl commands. Otherwise, add FLAG to FFLAGS if the compiler accepts | |
| 402 dnl the flag. | |
| 403 dnl | |
| 404 dnl OCTAVE_F77_FLAG | |
| 405 AC_DEFUN(OCTAVE_F77_FLAG, [ | |
| 406 ac_safe=`echo "$1" | sed 'y%./+-:=%__p___%'` | |
| 407 AC_MSG_CHECKING(whether ${F77-g77} accepts $1) | |
| 408 AC_CACHE_VAL(octave_cv_f77_flag_$ac_safe, [ | |
| 409 AC_LANG_PUSH(Fortran 77) | |
| 410 XFFLAGS="$FFLAGS" | |
| 411 FFLAGS="$FFLAGS $1" | |
| 5177 | 412 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])], |
| 5076 | 413 eval "octave_cv_f77_flag_$ac_safe=yes", |
| 414 eval "octave_cv_f77_flag_$ac_safe=no") | |
| 415 FFLAGS="$XFFLAGS" | |
| 416 AC_LANG_POP(Fortran 77) | |
| 417 ]) | |
| 418 if eval "test \"`echo '$octave_cv_f77_flag_'$ac_safe`\" = yes"; then | |
| 419 AC_MSG_RESULT(yes) | |
| 420 ifelse([$2], , [ | |
| 421 FFLAGS="$FFLAGS $1" | |
| 422 AC_MSG_RESULT([adding $1 to FFLAGS])], [$2]) | |
| 423 else | |
| 424 AC_MSG_RESULT(no) | |
| 425 ifelse([$3], , , [$3]) | |
| 426 fi | |
| 427 ]) | |
| 428 dnl | |
| 3729 | 429 dnl Check for flex |
| 430 dnl | |
| 431 AC_DEFUN(OCTAVE_PROG_FLEX, [ | |
| 432 ### For now, don't define LEXLIB to be -lfl -- we don't use anything in | |
| 433 ### it, and it might not be installed. | |
| 434 ### | |
| 435 ### Also make sure that we generate an interactive scanner if we are | |
| 436 ### using flex. | |
| 437 AC_PROG_LEX | |
| 438 case "$LEX" in | |
| 439 flex*) | |
| 440 LFLAGS="-t -I" | |
| 441 AC_MSG_RESULT([defining LFLAGS to be $LFLAGS]) | |
| 442 LEXLIB= | |
| 443 ;; | |
| 444 *) | |
| 445 LEX='$(top_srcdir)/missing flex' | |
| 446 warn_flex="I didn't find flex, but it's only a problem if you need to reconstruct lex.cc" | |
| 447 AC_MSG_WARN($warn_flex) | |
| 448 ;; | |
| 449 esac | |
| 450 AC_SUBST(LFLAGS) | |
| 451 ]) | |
| 452 dnl | |
| 453 dnl Check for bison | |
| 454 dnl | |
| 455 AC_DEFUN(OCTAVE_PROG_BISON, [ | |
| 456 AC_PROG_YACC | |
| 457 case "$YACC" in | |
| 458 bison*) | |
| 459 ;; | |
| 460 *) | |
| 461 YACC='$(top_srcdir)/missing bison' | |
| 462 warn_bison="I didn't find bison, but it's only a problem if you need to reconstruct parse.cc" | |
| 463 AC_MSG_WARN($warn_bison) | |
| 464 ;; | |
| 465 esac | |
| 466 ]) | |
| 467 dnl | |
| 3130 | 468 dnl What pager should we use? |
| 469 dnl | |
| 470 AC_DEFUN(OCTAVE_PROG_PAGER, | |
| 471 [if test "$cross_compiling" = yes; then | |
| 472 DEFAULT_PAGER=less | |
| 473 AC_MSG_RESULT(assuming $DEFAULT_PAGER exists on $canonical_host_type host) | |
| 474 AC_SUBST(DEFAULT_PAGER) | |
| 475 else | |
| 476 octave_possible_pagers="less more page pg" | |
| 477 case "$canonical_host_type" in | |
| 6103 | 478 *-*-cygwin* | *-*-mingw32* | *-*-msdosmsvc) |
| 3130 | 479 octave_possible_pagers="$octave_possible_pagers more.com" |
| 480 ;; | |
| 481 esac | |
| 482 | |
| 483 AC_CHECK_PROGS(DEFAULT_PAGER, $octave_possible_pagers, []) | |
| 484 if test -z "$DEFAULT_PAGER"; then | |
| 485 warn_less="I couldn't find \`less', \`more', \`page', or \`pg'" | |
| 486 AC_MSG_WARN($warn_less) | |
| 487 fi | |
| 488 fi | |
| 489 ]) | |
| 490 dnl | |
| 6821 | 491 dnl Does gnuplot exist? |
| 3130 | 492 dnl |
| 4098 | 493 AC_DEFUN(OCTAVE_PROG_GNUPLOT, [ |
| 494 case "$canonical_host_type" in | |
| 6103 | 495 *-*-cygwin* | *-*-mingw32* | *-*-msdosmsvc) |
| 4098 | 496 gp_names="pgnuplot pipe-gnuplot gnuplot" |
| 497 gp_default=pgnuplot | |
| 498 ;; | |
| 499 *) | |
| 500 gp_names=gnuplot | |
| 501 gp_default=gnuplot | |
| 502 ;; | |
| 503 esac | |
| 504 if test "$cross_compiling" = yes; then | |
| 7361 | 505 GNUPLOT="$gp_default" |
| 506 AC_MSG_RESULT(assuming $GNUPLOT exists on $canonical_host_type host) | |
| 3130 | 507 else |
| 7361 | 508 AC_CHECK_PROGS(GNUPLOT, $gp_names) |
| 509 if test -z "$GNUPLOT"; then | |
| 5513 | 510 warn_gnuplot=yes |
| 3130 | 511 |
| 7361 | 512 GNUPLOT="$gp_default" |
| 5076 | 513 |
| 3130 | 514 ## If you change this text, be sure to also copy it to the set of |
| 515 ## warnings at the end of the script | |
| 516 | |
| 517 AC_MSG_WARN([I didn't find gnuplot. It isn't necessary to have gnuplot]) | |
| 518 AC_MSG_WARN([installed, but you won't be able to use any of Octave's]) | |
| 519 AC_MSG_WARN([plotting commands without it.]) | |
| 520 AC_MSG_WARN([]) | |
| 521 AC_MSG_WARN([If gnuplot is installed but it isn't in your path, you can]) | |
| 522 AC_MSG_WARN([tell Octave where to find it by typing the command]) | |
| 523 AC_MSG_WARN([]) | |
| 524 AC_MSG_WARN([gnuplot_binary = "/full/path/to/gnuplot/binary"]) | |
| 525 AC_MSG_WARN([]) | |
| 526 AC_MSG_WARN([at the Octave prompt.]) | |
| 5076 | 527 AC_MSG_WARN([]) |
| 7361 | 528 AC_MSG_WARN([Setting default value to $GNUPLOT]) |
| 3130 | 529 fi |
| 530 fi | |
| 7361 | 531 AC_SUBST(GNUPLOT) |
| 3130 | 532 ]) |
| 533 dnl | |
| 3673 | 534 dnl Is gperf installed? |
| 535 dnl | |
| 536 dnl OCTAVE_PROG_GPERF | |
| 3731 | 537 AC_DEFUN(OCTAVE_PROG_GPERF, [ |
| 6119 | 538 AC_CHECK_PROG(GPERF, gperf, gperf, []) |
| 3731 | 539 if test -n "$GPERF"; then |
| 540 if echo "%{ | |
| 4416 | 541 enum octave_kw_id { a_kw }; |
| 3731 | 542 %} |
| 4416 | 543 struct octave_kw { const char *name; int tok; octave_kw_id kw_id; }; |
| 3731 | 544 %% |
| 5094 | 545 foo" | $GPERF -t -C -D -E -G -L C++ -H octave_kw_hash -N octave_kw_lookup > /dev/null 2>&1; then |
| 3731 | 546 true |
| 547 else | |
| 548 GPERF="" | |
| 5094 | 549 warn_gperf="I found gperf, but it does not support all of the following options: -t -C -D -E -G -L C++ -H -N; you need gperf 3.0.1 or a more recent version" |
| 3731 | 550 AC_MSG_WARN($warn_gperf) |
| 551 fi | |
| 552 else | |
| 553 GPERF='$(top_srcdir)/missing gperf' | |
| 554 warn_gperf="I didn't find gperf, but it's only a problem if you need to reconstruct oct-gperf.h" | |
| 555 AC_MSG_WARN($warn_gperf) | |
| 556 fi | |
| 557 AC_SUBST(GPERF) | |
| 3673 | 558 ]) |
| 559 dnl | |
| 5934 | 560 dnl Is ghostscript installed? |
| 561 dnl | |
| 562 dnl OCTAVE_PROG_GHOSTSCRIPT | |
| 563 AC_DEFUN(OCTAVE_PROG_GHOSTSCRIPT, [ | |
| 6116 | 564 case "$canonical_host_type" in |
| 565 *-*-cygwin* | *-*-mingw32* | *-*-msdosmsvc) | |
| 566 gs_names="gs gswin32" | |
| 567 ;; | |
| 568 *) | |
| 569 gs_names=gs | |
| 570 ;; | |
| 571 esac | |
| 572 AC_CHECK_PROGS(GHOSTSCRIPT, $gs_names) | |
| 5934 | 573 if test -z "$GHOSTSCRIPT"; then |
| 574 GHOSTSCRIPT='$(top_srcdir)/missing gs' | |
| 575 warn_ghostscript="I didn't find ghostscript, but it's only a problem if you need to reconstruct figures for the manual" | |
| 576 AC_MSG_WARN($warn_ghostscript) | |
| 577 fi | |
| 578 AC_SUBST(GHOSTSCRIPT) | |
| 579 ]) | |
| 580 dnl | |
| 581 dnl Is makeinfo installed? | |
| 582 dnl | |
| 583 dnl OCTAVE_PROG_MAKEINFO | |
| 584 AC_DEFUN(OCTAVE_PROG_MAKEINFO, [ | |
| 6119 | 585 AC_CHECK_PROG(MAKEINFO, makeinfo, makeinfo, []) |
| 5934 | 586 if test -z "$MAKEINFO"; then |
| 587 MAKEINFO='$(top_srcdir)/missing makeinfo' | |
| 588 warn_makeinfo="I didn't find makeinfo, but it's only a problem if you need to reconstruct the Info version of the manual" | |
| 589 AC_MSG_WARN($warn_makeinfo) | |
| 590 fi | |
| 591 AC_SUBST(MAKEINFO) | |
| 592 ]) | |
| 593 dnl | |
| 594 dnl Is texi2dvi installed? | |
| 595 dnl | |
| 596 dnl OCTAVE_PROG_TEXI2DVI | |
| 597 AC_DEFUN(OCTAVE_PROG_TEXI2DVI, [ | |
| 6119 | 598 AC_CHECK_PROG(TEXI2DVI, texi2dvi, texi2dvi, []) |
| 5934 | 599 if test -z "$TEXI2DVI"; then |
| 600 TEXI2DVI='$(top_srcdir)/missing texi2dvi' | |
| 601 warn_texi2dvi="I didn't find texi2dvi, but it's only a problem if you need to reconstruct the DVI version of the manual" | |
| 602 AC_MSG_WARN($warn_texi2dvi) | |
| 603 fi | |
| 604 AC_SUBST(TEXI2DVI) | |
| 605 ]) | |
| 606 dnl | |
| 607 dnl Is texi2pdf installed? | |
| 608 dnl | |
| 609 dnl OCTAVE_PROG_TEXI2PDF | |
| 610 AC_DEFUN(OCTAVE_PROG_TEXI2PDF, [ | |
| 6116 | 611 AC_REQUIRE([OCTAVE_PROG_TEXI2DVI]) |
| 6119 | 612 AC_CHECK_PROG(TEXI2PDF, texi2pdf, texi2pdf, []) |
| 5934 | 613 if test -z "$TEXI2PDF"; then |
| 6116 | 614 missing=true; |
| 615 if test -n "$TEXI2DVI"; then | |
| 616 TEXI2PDF="$TEXI2DVI --pdf" | |
| 617 missing=false; | |
| 618 fi | |
| 619 else | |
| 620 missing=false; | |
| 621 fi | |
| 622 if $missing; then | |
| 5934 | 623 TEXI2PDF='$(top_srcdir)/missing texi2pdf' |
| 624 warn_texi2pdf="I didn't find texi2pdf, but it's only a problem if you need to reconstruct the PDF version of the manual" | |
| 625 AC_MSG_WARN($warn_texi2pdf) | |
| 626 fi | |
| 627 AC_SUBST(TEXI2PDF) | |
| 628 ]) | |
| 629 dnl | |
| 3769 | 630 dnl See if the C++ library is ISO compliant. |
| 631 dnl FIXME: This is obviously very simplistic, and trivially fooled. | |
| 632 dnl | |
| 633 dnl OCTAVE_CXX_ISO_COMPLIANT_LIBRARY | |
| 634 AC_DEFUN(OCTAVE_CXX_ISO_COMPLIANT_LIBRARY, [ | |
| 635 AC_REQUIRE([AC_PROG_CXX]) | |
| 636 AC_MSG_CHECKING([if C++ library is ISO compliant]) | |
| 637 AC_CACHE_VAL(octave_cv_cxx_iso_compliant_library, [ | |
| 3888 | 638 AC_LANG_PUSH(C++) |
| 3769 | 639 rm -f conftest.h |
| 3943 | 640 ### Omitting cwctype for now, since it is broken with gcc-3.0.x and |
| 641 ### possibly other versions... | |
| 3769 | 642 for inc in algorithm bitset cassert cctype cerrno cfloat ciso646 \ |
| 643 climits clocale cmath complex csetjmp csignal cstdarg cstddef \ | |
| 3943 | 644 cstdio cstdlib cstring ctime cwchar deque exception \ |
| 3769 | 645 fstream functional iomanip ios iosfwd iostream istream iterator \ |
| 646 limits list locale map memory new numeric ostream queue set \ | |
| 647 sstream stack stdexcept streambuf string strstream typeinfo \ | |
| 648 utility valarray vector; do | |
| 649 echo "#include <$inc>" >> conftest.h | |
| 650 done | |
| 5842 | 651 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include "conftest.h"]], |
| 652 [[std::bitset<50> flags; | |
| 3769 | 653 flags.set(); |
| 654 int digits = std::numeric_limits<unsigned long>::digits; | |
| 5842 | 655 digits = 0;]])], |
| 656 [octave_cv_cxx_iso_compliant_library=yes], | |
| 657 [octave_cv_cxx_iso_compliant_library=no]) | |
| 3888 | 658 AC_LANG_POP(C++) |
| 3769 | 659 ]) |
| 660 AC_MSG_RESULT($octave_cv_cxx_iso_compliant_library) | |
| 661 if test $octave_cv_cxx_iso_compliant_library = yes; then | |
| 3887 | 662 AC_DEFINE(CXX_ISO_COMPLIANT_LIBRARY, 1, [Define if your C++ runtime library is ISO compliant.]) |
| 3769 | 663 fi |
| 664 ]) | |
| 3822 | 665 dnl |
| 666 dnl Allow the user disable support for command line editing using GNU | |
| 667 dnl readline. | |
| 668 dnl | |
| 669 dnl OCTAVE_ENABLE_READLINE | |
| 670 AC_DEFUN(OCTAVE_ENABLE_READLINE, [ | |
| 671 USE_READLINE=true | |
| 4102 | 672 LIBREADLINE= |
| 3822 | 673 AC_ARG_ENABLE(readline, |
| 674 [ --enable-readline use readline library (default is yes)], | |
| 675 [if test "$enableval" = no; then | |
| 3824 | 676 USE_READLINE=false |
| 3825 | 677 warn_readline="command editing and history features require GNU Readline" |
| 3824 | 678 fi]) |
| 3822 | 679 if $USE_READLINE; then |
| 680 AC_CHECK_LIB(readline, rl_set_keyboard_input_timeout, [ | |
| 4102 | 681 LIBREADLINE="-lreadline" |
| 682 LIBS="$LIBREADLINE $LIBS" | |
| 3887 | 683 AC_DEFINE(USE_READLINE, 1, [Define to use the readline library.]) |
| 3822 | 684 ], [ |
| 3824 | 685 AC_MSG_WARN([I need GNU Readline 4.2 or later]) |
| 686 AC_MSG_ERROR([this is fatal unless you specify --disable-readline]) | |
| 3822 | 687 ]) |
| 688 fi | |
| 4102 | 689 AC_SUBST(LIBREADLINE) |
| 3822 | 690 ]) |
| 3842 | 691 dnl |
| 5854 | 692 dnl Check to see if C++ reintrepret cast works for function pointers. |
| 693 dnl | |
| 694 dnl OCTAVE_CXX_BROKEN_REINTERPRET_CAST | |
| 695 dnl | |
| 696 AC_DEFUN(OCTAVE_CXX_BROKEN_REINTERPRET_CAST, [ | |
| 697 AC_REQUIRE([AC_PROG_CXX]) | |
| 698 AC_LANG_PUSH(C++) | |
| 699 AC_CACHE_CHECK([for broken C++ reinterpret_cast], | |
| 700 octave_cv_cxx_broken_reinterpret_cast, [ | |
| 701 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <cmath>]], [[ | |
| 702 typedef double (*fptr) (double); | |
| 703 fptr psin = sin; | |
| 704 void *vptr = reinterpret_cast<void *> (psin); | |
| 705 psin = reinterpret_cast<fptr> (vptr);]])], | |
| 706 octave_cv_cxx_broken_reinterpret_cast=no, | |
| 707 octave_cv_cxx_broken_reinterpret_cast=yes)]) | |
| 708 if test $octave_cv_cxx_broken_reinterpret_cast = yes ; then | |
| 709 AC_DEFINE(CXX_BROKEN_REINTERPRET_CAST, 1, [Define if C++ reinterpret_cast fails for function pointers.]) | |
| 710 fi | |
| 711 AC_LANG_POP(C++)]) | |
| 712 dnl | |
| 4067 | 713 dnl Determine if mkdir accepts only one argument instead dnl of the usual 2. |
| 714 dnl | |
| 6104 | 715 AC_DEFUN(OCTAVE_MKDIR_TAKES_ONE_ARG, [ |
| 716 AC_LANG_PUSH(C++) | |
| 717 AC_CACHE_CHECK([if mkdir takes one argument], octave_cv_mkdir_takes_one_arg, | |
| 5844 | 718 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h> |
| 4067 | 719 #ifdef HAVE_SYS_STAT_H |
| 720 # include <sys/stat.h> | |
| 721 #endif | |
| 722 #ifdef HAVE_UNISTD_H | |
| 723 # include <unistd.h> | |
| 724 #endif | |
| 725 #ifdef HAVE_DIRECT_H | |
| 726 # include <direct.h> | |
| 5844 | 727 #endif]], [[mkdir ("foo", 0);]])], |
| 4067 | 728 octave_cv_mkdir_takes_one_arg=no, octave_cv_mkdir_takes_one_arg=yes)]) |
| 6104 | 729 AC_LANG_POP(C++) |
| 4067 | 730 if test $octave_cv_mkdir_takes_one_arg = yes ; then |
| 731 AC_DEFINE(MKDIR_TAKES_ONE_ARG, 1, [Define if host mkdir takes a single argument.]) | |
| 732 fi | |
| 733 ]) | |
| 7244 | 734 dnl |
| 735 dnl Find find. | |
| 736 dnl | |
| 737 # Prefer GNU find if found. | |
| 738 AN_MAKEVAR([FIND], [OCTAVE_PROG_FIND]) | |
| 739 AN_PROGRAM([gfind], [OCTAVE_PROG_FIND]) | |
| 740 AN_PROGRAM([find], [OCTAVE_PROG_FIND]) | |
| 741 AC_DEFUN([OCTAVE_PROG_FIND], | |
| 742 [AC_CHECK_PROGS(FIND, gfind find, )]) | |
| 743 dnl | |
| 744 dnl Find sed. | |
| 745 dnl | |
| 4084 | 746 # Check for a fully-functional sed program, that truncates |
| 6955 | 747 # as few characters as possible and that supports "\(X\|Y\)" |
| 748 # style regular expression alternation. Prefer GNU sed if found. | |
| 4084 | 749 AC_DEFUN([OCTAVE_PROG_SED], |
| 6955 | 750 [AC_MSG_CHECKING([for a usable sed]) |
| 4084 | 751 if test -z "$SED"; then |
| 6822 | 752 AC_CACHE_VAL(ac_cv_path_sed, [ |
| 753 # Loop through the user's path and test for sed and gsed. | |
| 754 # Then use that list of sed's as ones to test for truncation. | |
| 755 _AS_PATH_WALK([$PATH], | |
| 756 [for ac_prog in sed gsed; do | |
| 757 for ac_exec_ext in '' $ac_executable_extensions; do | |
| 758 if AS_EXECUTABLE_P(["$as_dir/$ac_prog$ac_exec_ext"]); then | |
| 759 _sed_list="$_sed_list $as_dir/$ac_prog$ac_exec_ext" | |
| 760 fi | |
| 761 done | |
| 4084 | 762 done |
| 6822 | 763 ]) |
| 764 AS_TMPDIR(sed) | |
| 765 _max=0 | |
| 4084 | 766 _count=0 |
| 6822 | 767 # Add /usr/xpg4/bin/sed as it is typically found on Solaris |
| 768 # along with /bin/sed that truncates output. | |
| 769 for _sed in $_sed_list /usr/xpg4/bin/sed; do | |
| 770 test ! -f ${_sed} && break | |
| 771 cat /dev/null > "$tmp/sed.in" | |
| 772 _count=0 | |
| 773 echo $ECHO_N "0123456789$ECHO_C" >"$tmp/sed.in" | |
| 774 # Check for GNU sed and select it if it is found. | |
| 775 if "${_sed}" --version 2>&1 < /dev/null | egrep '(GNU)' > /dev/null; then | |
| 776 octave_cv_path_sed=${_sed} | |
| 777 break; | |
| 4084 | 778 fi |
| 6955 | 779 # Reject if RE alternation is not handled. |
| 780 if test "`echo 'this and that' | ${_sed} -n 's/\(this\|that\).*$/\1/p'`" != "this"; then | |
| 781 continue; | |
| 782 fi | |
| 6822 | 783 while true; do |
| 784 cat "$tmp/sed.in" "$tmp/sed.in" >"$tmp/sed.tmp" | |
| 785 mv "$tmp/sed.tmp" "$tmp/sed.in" | |
| 786 cp "$tmp/sed.in" "$tmp/sed.nl" | |
| 787 echo >>"$tmp/sed.nl" | |
| 788 ${_sed} -e 's/a$//' < "$tmp/sed.nl" >"$tmp/sed.out" || break | |
| 789 cmp -s "$tmp/sed.out" "$tmp/sed.nl" || break | |
| 790 # 10000 chars as input seems more than enough | |
| 791 test $_count -gt 10 && break | |
| 792 _count=`expr $_count + 1` | |
| 793 if test $_count -gt $_max; then | |
| 794 _max=$_count | |
| 795 octave_cv_path_sed=$_sed | |
| 796 fi | |
| 797 done | |
| 4084 | 798 done |
| 6822 | 799 rm -rf "$tmp" |
| 800 ]) | |
| 801 SED=$octave_cv_path_sed | |
| 4084 | 802 fi |
| 6822 | 803 AC_SUBST(SED) |
| 4084 | 804 AC_MSG_RESULT([$SED]) |
| 805 ]) | |
| 5465 | 806 dnl |
| 807 dnl Find Perl. | |
| 808 dnl | |
| 809 dnl OCTAVE_PROG_PERL | |
| 810 AC_DEFUN(OCTAVE_PROG_PERL, | |
| 6119 | 811 [AC_CHECK_PROG(PERL, perl, perl, []) |
| 5465 | 812 AC_SUBST(PERL) |
| 813 ]) | |
| 5468 | 814 dnl |
| 5495 | 815 dnl Find Python. |
| 816 dnl | |
| 817 dnl OCTAVE_PROG_PYTHON | |
| 818 AC_DEFUN(OCTAVE_PROG_PYTHON, | |
| 6119 | 819 [AC_CHECK_PROG(PYTHON, python, python, []) |
| 5495 | 820 AC_SUBST(PYTHON) |
| 821 ]) | |
| 822 dnl | |
| 5468 | 823 dnl Find desktop-file-install. |
| 824 dnl | |
| 825 dnl OCTAVE_PROG_DESKTOP_FILE_INSTALL | |
| 826 AC_DEFUN(OCTAVE_PROG_DESKTOP_FILE_INSTALL, | |
| 6119 | 827 [AC_CHECK_PROG(DESKTOP_FILE_INSTALL, desktop-file-install, desktop-file-install, []) |
| 5468 | 828 AC_SUBST(DESKTOP_FILE_INSTALL) |
| 829 ]) | |
| 830 dnl | |
| 831 dnl Check for IEEE 754 data format. | |
| 832 dnl | |
| 4853 | 833 AC_DEFUN([OCTAVE_IEEE754_DATA_FORMAT], |
| 834 [AC_MSG_CHECKING([for IEEE 754 data format]) | |
| 835 AC_CACHE_VAL(octave_cv_ieee754_data_format, | |
| 5844 | 836 [AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| 4853 | 837 int |
| 838 main (void) | |
| 839 { | |
| 840 typedef union { unsigned char c[8]; double d; } ieeebytes; | |
| 841 | |
| 842 ieeebytes l = {0x1c, 0xbc, 0x6e, 0xf2, 0x54, 0x8b, 0x11, 0x43}; | |
| 843 ieeebytes b = {0x43, 0x11, 0x8b, 0x54, 0xf2, 0x6e, 0xbc, 0x1c}; | |
| 844 | |
| 845 return l.d != 1234567891234567.0 && b.d != 1234567891234567.0; | |
| 5844 | 846 }]])], |
| 4853 | 847 octave_cv_ieee754_data_format=yes, |
| 848 octave_cv_ieee754_data_format=no, | |
| 849 octave_cv_ieee754_data_format=no)]) | |
| 850 if test "$cross_compiling" = yes; then | |
| 851 AC_MSG_RESULT([$octave_cv_ieee754_data_format assumed for cross compilation]) | |
| 852 else | |
| 853 AC_MSG_RESULT($octave_cv_ieee754_data_format) | |
| 854 fi | |
| 855 if test "$octave_cv_ieee754_data_format" = yes; then | |
| 856 AC_DEFINE(HAVE_IEEE754_DATA_FORMAT, 1, [Define if your system uses IEEE 754 data format.]) | |
| 857 fi | |
| 858 ]) | |
| 5505 | 859 dnl |
| 860 dnl Check for UMFPACK seperately split complex matrix and RHS. Note | |
| 861 dnl that as umfpack.h can be in three different places, rather than | |
| 862 dnl include it, just declare the functions needed. | |
| 863 dnl | |
| 5512 | 864 dnl Assumes that the check for umfpack has already been performed. |
| 5505 | 865 dnl |
| 866 AC_DEFUN([OCTAVE_UMFPACK_SEPERATE_SPLIT], | |
| 867 [AC_MSG_CHECKING([for UMFPACK seperate complex matrix and rhs split]) | |
| 868 AC_CACHE_VAL(octave_cv_umfpack_seperate_split, | |
| 5844 | 869 [AC_RUN_IFELSE([AC_LANG_SOURCE([[ |
| 5505 | 870 #include <stdlib.h> |
| 5512 | 871 #if defined (HAVE_UFSPARSE_UMFPACK_h) |
| 872 #include <ufsparse/umfpack.h> | |
| 873 #elif defined (HAVE_UMFPACK_UMFPACK_H) | |
| 874 #include <umfpack/umfpack.h> | |
| 875 #elif defined (HAVE_UMFPACK_H) | |
| 876 #include <umfpack.h> | |
| 877 #endif | |
| 5505 | 878 int n = 5; |
| 879 int Ap[] = {0, 2, 5, 9, 10, 12}; | |
| 880 int Ai[] = {0, 1, 0, 2, 4, 1, 2, 3, 4, 2, 1, 4}; | |
| 881 double Ax[] = {2., 0., 3., 0., 3., 0., -1., 0., 4., 0., 4., 0., | |
| 882 -3., 0., 1., 0., 2., 0., 2., 0., 6., 0., 1., 0.}; | |
| 883 double br[] = {8., 45., -3., 3., 19.}; | |
| 884 double bi[] = {0., 0., 0., 0., 0.}; | |
| 885 int main (void) | |
| 886 { | |
| 887 double *null = (double *) NULL ; | |
| 888 double *x = (double *)malloc (2 * n * sizeof(double)); | |
| 889 int i ; | |
| 890 void *Symbolic, *Numeric ; | |
| 891 (void) umfpack_zi_symbolic (n, n, Ap, Ai, Ax, null, &Symbolic, null, null) ; | |
| 892 (void) umfpack_zi_numeric (Ap, Ai, Ax, null, Symbolic, &Numeric, null, null) ; | |
| 893 umfpack_zi_free_symbolic (&Symbolic) ; | |
| 894 (void) umfpack_zi_solve (0, Ap, Ai, Ax, null, x, null, br, bi, | |
| 895 Numeric, null, null) ; | |
| 896 umfpack_zi_free_numeric (&Numeric) ; | |
| 897 for (i = 0; i < n; i++, x+=2) | |
| 898 if (fabs(*x - i - 1.) > 1.e-13) | |
| 899 return (1); | |
| 900 return (0) ; | |
| 901 } | |
| 5844 | 902 ]])], |
| 5505 | 903 octave_cv_umfpack_seperate_split=yes, |
| 904 octave_cv_umfpack_seperate_split=no, | |
| 905 octave_cv_umfpack_seperate_split=no)]) | |
| 906 if test "$cross_compiling" = yes; then | |
| 907 AC_MSG_RESULT([$octave_cv_umfpack_seperate_split assumed for cross compilation]) | |
| 908 else | |
| 909 AC_MSG_RESULT($octave_cv_umfpack_seperate_split) | |
| 910 fi | |
| 911 if test "$octave_cv_umfpack_seperate_split" = yes; then | |
| 912 AC_DEFINE(UMFPACK_SEPARATE_SPLIT, 1, [Define if the UMFPACK Complex solver allow matrix and RHS to be split independently]) | |
| 913 fi | |
| 914 ]) | |
| 6276 | 915 dnl |
| 916 dnl Check whether using HDF5 DLL under Windows. This is done by | |
| 917 dnl testing for a data symbol in the HDF5 library, which would | |
| 918 dnl requires the definition of _HDF5USEDL_ under MSVC compiler. | |
| 919 dnl | |
| 920 AC_DEFUN([OCTAVE_HDF5_DLL], [ | |
| 921 AC_CACHE_CHECK([if _HDF5USEDLL_ needs to be defined],octave_cv_hdf5_dll, [ | |
| 6724 | 922 AC_TRY_LINK([#include <hdf5.h>], [hid_t x = H5T_NATIVE_DOUBLE; return x], |
| 6276 | 923 octave_cv_hdf5_dll=no, [ |
| 924 CFLAGS_old=$CFLAGS | |
| 925 CFLAGS="$CFLAGS -DWIN32 -D_HDF5USEDLL_" | |
| 6724 | 926 AC_TRY_LINK([#include <hdf5.h>], [hid_t x = H5T_NATIVE_DOUBLE; return x], |
| 6276 | 927 octave_cv_hdf5_dll=yes, |
| 928 octave_cv_hdf5_dll=no) | |
| 929 CFLAGS=$CFLAGS_old])]) | |
| 930 if test "$octave_cv_hdf5_dll" = yes; then | |
| 931 AC_DEFINE(_HDF5USEDLL_, 1, [Define if using HDF5 dll (Win32)]) | |
| 932 fi]) | |
| 6823 | 933 dnl |
| 934 dnl Check for the QHull version. | |
| 935 dnl | |
| 936 AC_DEFUN(AC_CHECK_QHULL_VERSION, | |
| 937 [AC_MSG_CHECKING([for qh_qhull in -lqhull with qh_version]) | |
| 938 AC_CACHE_VAL(octave_cv_lib_qhull_version, [ | |
| 939 cat > conftest.c <<EOF | |
| 940 #include <stdio.h> | |
| 941 char *qh_version = "version"; | |
| 942 char qh_qhull(); | |
| 943 int | |
| 944 main(argc, argv) | |
| 945 int argc; | |
| 946 char **argv; | |
| 947 { | |
| 948 qh_qhull(); | |
| 949 return 0; | |
| 950 } | |
| 951 EOF | |
| 952 | |
| 953 octave_qhull_try="${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS conftest.c -o conftest -lqhull $LIBS" | |
| 7061 | 954 if (eval "$octave_qhull_try") 2>&AS_MESSAGE_LOG_FD && test -s conftest ; then |
| 6823 | 955 octave_cv_lib_qhull_version=yes |
| 956 else | |
| 957 octave_cv_lib_qhull_version=no | |
| 958 fi | |
| 959 rm -f conftest.c conftest.o conftest | |
| 960 ])dnl | |
| 961 if test "$octave_cv_lib_qhull_version" = "yes"; then | |
| 962 AC_MSG_RESULT(yes) | |
| 963 ifelse([$1], , , [$1]) | |
| 964 else | |
| 965 AC_MSG_RESULT(no) | |
| 966 ifelse([$2], , , [$2]) | |
| 967 fi | |
| 968 ]) | |
|
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969 dnl |
|
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970 dnl Check for OpenGL. If found, define OPENGL_LIBS |
|
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|
971 dnl |
|
7863
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added check for FTGL library
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|
972 dnl FIXME -- add tests for apple |
|
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added check for FTGL library
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|
973 dnl |
|
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974 AC_DEFUN([OCTAVE_OPENGL], [ |
|
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975 OPENGL_LIBS= |
|
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976 case $canonical_host_type in |
|
7993
80a715c4824d
aclocal.m4 (OCTAVE_OPENGL): Handle MinGW the same as MSVC
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977 *-*-mingw32* | *-*-msdosmsvc) |
|
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978 AC_CHECK_HEADERS(windows.h) |
|
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|
979 ;; |
|
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|
980 esac |
|
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|
981 have_opengl_incs=no |
| 7954 | 982 AC_CHECK_HEADERS([GL/gl.h OpenGL/gl.h], [ |
| 983 AC_CHECK_HEADERS([GL/glu.h OpenGL/glu.h], [ | |
| 984 have_opengl_incs=yes; break], [], [ | |
|
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|
985 #ifdef HAVE_WINDOWS_H |
| 7954 | 986 #include <windows.h> |
| 987 #endif | |
| 988 ]) | |
| 989 break | |
| 990 ], [], [ | |
|
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|
991 #ifdef HAVE_WINDOWS_H |
| 7954 | 992 #include <windows.h> |
| 993 #endif | |
| 994 ]) | |
|
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|
995 if test "$have_opengl_incs" = "yes"; then |
|
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|
996 case $canonical_host_type in |
|
7993
80a715c4824d
aclocal.m4 (OCTAVE_OPENGL): Handle MinGW the same as MSVC
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|
997 *-*-mingw32* | *-*-msdosmsvc) |
|
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|
998 save_LIBS="$LIBS" |
|
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999 LIBS="$LIBS -lopengl32" |
|
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|
1000 AC_MSG_CHECKING([for glEnable in -lopengl32]) |
|
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|
1001 AC_TRY_LINK([ |
|
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|
1002 #if HAVE_WINDOWS_H |
| 7954 | 1003 #include <windows.h> |
|
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|
1004 #endif |
| 7954 | 1005 #if defined (HAVE_GL_GL_H) |
| 1006 #include <GL/gl.h> | |
| 1007 #elif defined (HAVE_OPENGL_GL_H) | |
| 1008 #include <OpenGL/gl.h> | |
| 1009 #endif | |
| 1010 ], [ | |
|
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|
1011 glEnable(GL_SMOOTH);], OPENGL_LIBS="-lopengl32 -lglu32") |
|
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|
1012 LIBS="$save_LIBS" |
|
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|
1013 if test "x$OPENGL_LIBS" != "x"; then |
|
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|
1014 AC_MSG_RESULT(yes) |
|
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1015 else |
|
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|
1016 AC_MSG_RESULT(no) |
|
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1017 fi |
|
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|
1018 ;; |
|
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|
1019 *) |
|
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|
1020 save_LDFLAGS="$LDFLAGS" |
|
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1021 LDFLAGS="$LDFLAGS -L/usr/X11R6/lib" |
|
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|
1022 AC_CHECK_LIB(GL, glEnable, OPENGL_LIBS="-L/usr/X11R6/lib -lGL -lGLU") |
|
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1023 LDFLAGS="$save_LDFLAGS" |
|
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1024 ;; |
|
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1025 esac |
|
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|
1026 fi |
|
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|
1027 AC_SUBST(OPENGL_LIBS) |
|
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1028 ]) |
|
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1029 dnl |
|
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|
1030 dnl Configure paths for FreeType2 |
|
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1031 dnl Marcelo Magallon 2001-10-26, based on gtk.m4 by Owen Taylor |
|
caab78e7e377
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1032 dnl |
|
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|
1033 dnl Copyright 2001, 2003 by |
|
caab78e7e377
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1034 dnl David Turner, Robert Wilhelm, and Werner Lemberg. |
|
caab78e7e377
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|
1035 dnl |
|
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|
1036 dnl This file is part of the FreeType project, and may only be used, modified, |
|
caab78e7e377
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1037 dnl and distributed under the terms of the FreeType project license, |
|
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1038 dnl LICENSE.TXT. By continuing to use, modify, or distribute this file you |
|
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|
1039 dnl indicate that you have read the license and understand and accept it |
|
caab78e7e377
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1040 dnl fully. |
|
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1041 dnl |
|
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|
1042 dnl As a special exception to the FreeType project license, this file may be |
|
caab78e7e377
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|
1043 dnl distributed as part of a program that contains a configuration script |
|
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|
1044 dnl generated by Autoconf, under the same distribution terms as the rest of |
|
caab78e7e377
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|
1045 dnl that program. |
|
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|
1046 dnl |
|
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|
1047 dnl serial 2 |
|
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1048 dnl |
|
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|
1049 dnl AC_CHECK_FT2([MINIMUM-VERSION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]]) |
|
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1050 dnl Test for FreeType 2, and define FT2_CFLAGS and FT2_LIBS. |
|
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1051 dnl MINIMUM-VERSION is what libtool reports; the default is `7.0.1' (this is |
|
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1052 dnl FreeType 2.0.4). |
|
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1053 dnl |
|
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|
1054 AC_DEFUN([AC_CHECK_FT2], |
|
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1055 [dnl Get the cflags and libraries from the freetype-config script |
|
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|
1056 dnl |
|
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|
1057 AC_ARG_WITH([ft-prefix], |
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1058 dnl don't quote AS_HELP_STRING! |
|
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|
1059 AS_HELP_STRING([--with-ft-prefix=PREFIX], |
|
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1060 [Prefix where FreeType is installed (optional)]), |
|
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1061 [ft_config_prefix="$withval"], |
|
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|
1062 [ft_config_prefix=""]) |
|
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1063 |
|
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|
1064 AC_ARG_WITH([ft-exec-prefix], |
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1065 dnl don't quote AS_HELP_STRING! |
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|
1066 AS_HELP_STRING([--with-ft-exec-prefix=PREFIX], |
|
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|
1067 [Exec prefix where FreeType is installed (optional)]), |
|
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|
1068 [ft_config_exec_prefix="$withval"], |
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|
1069 [ft_config_exec_prefix=""]) |
|
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|
1070 |
|
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|
1071 AC_ARG_ENABLE([freetypetest], |
|
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|
1072 dnl don't quote AS_HELP_STRING! |
|
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|
1073 AS_HELP_STRING([--disable-freetypetest], |
|
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|
1074 [Do not try to compile and run a test FreeType program]), |
|
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|
1075 [], |
|
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|
1076 [enable_fttest=yes]) |
|
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|
1077 |
|
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changeset
|
1078 if test x$ft_config_exec_prefix != x ; then |
|
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1079 ft_config_args="$ft_config_args --exec-prefix=$ft_config_exec_prefix" |
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1080 if test x${FT2_CONFIG+set} != xset ; then |
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1081 FT2_CONFIG=$ft_config_exec_prefix/bin/freetype-config |
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1082 fi |
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1083 fi |
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1084 |
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1085 if test x$ft_config_prefix != x ; then |
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1086 ft_config_args="$ft_config_args --prefix=$ft_config_prefix" |
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1087 if test x${FT2_CONFIG+set} != xset ; then |
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1088 FT2_CONFIG=$ft_config_prefix/bin/freetype-config |
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1089 fi |
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1090 fi |
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1091 |
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1092 AC_PATH_PROG([FT2_CONFIG], [freetype-config], [no]) |
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1093 |
|
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1094 min_ft_version=m4_if([$1], [], [7.0.1], [$1]) |
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1095 AC_MSG_CHECKING([for FreeType -- version >= $min_ft_version]) |
|
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1096 no_ft="" |
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1097 if test "$FT2_CONFIG" = "no" ; then |
|
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|
1098 no_ft=yes |
|
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1099 else |
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1100 FT2_CFLAGS=`$FT2_CONFIG $ft_config_args --cflags` |
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1101 FT2_LIBS=`$FT2_CONFIG $ft_config_args --libs` |
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1102 ft_config_major_version=`$FT2_CONFIG $ft_config_args --version | \ |
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1103 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'` |
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1104 ft_config_minor_version=`$FT2_CONFIG $ft_config_args --version | \ |
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1105 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'` |
|
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1106 ft_config_micro_version=`$FT2_CONFIG $ft_config_args --version | \ |
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|
1107 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'` |
|
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|
1108 ft_min_major_version=`echo $min_ft_version | \ |
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1109 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'` |
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1110 ft_min_minor_version=`echo $min_ft_version | \ |
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1111 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'` |
|
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1112 ft_min_micro_version=`echo $min_ft_version | \ |
|
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|
1113 sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'` |
|
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|
1114 if test x$enable_fttest = xyes ; then |
|
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|
1115 ft_config_is_lt="" |
|
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|
1116 if test $ft_config_major_version -lt $ft_min_major_version ; then |
|
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|
1117 ft_config_is_lt=yes |
|
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|
1118 else |
|
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|
1119 if test $ft_config_major_version -eq $ft_min_major_version ; then |
|
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|
1120 if test $ft_config_minor_version -lt $ft_min_minor_version ; then |
|
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|
1121 ft_config_is_lt=yes |
|
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|
1122 else |
|
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1123 if test $ft_config_minor_version -eq $ft_min_minor_version ; then |
|
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|
1124 if test $ft_config_micro_version -lt $ft_min_micro_version ; then |
|
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|
1125 ft_config_is_lt=yes |
|
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|
1126 fi |
|
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|
1127 fi |
|
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|
1128 fi |
|
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|
1129 fi |
|
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|
1130 fi |
|
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|
1131 if test x$ft_config_is_lt = xyes ; then |
|
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|
1132 no_ft=yes |
|
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|
1133 else |
|
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|
1134 ac_save_CFLAGS="$CFLAGS" |
|
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|
1135 ac_save_LIBS="$LIBS" |
|
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|
1136 CFLAGS="$CFLAGS $FT2_CFLAGS" |
|
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|
1137 LIBS="$FT2_LIBS $LIBS" |
|
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|
1138 |
|
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|
1139 dnl |
|
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|
1140 dnl Sanity checks for the results of freetype-config to some extent. |
|
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|
1141 dnl |
|
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|
1142 AC_RUN_IFELSE([ |
|
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|
1143 AC_LANG_SOURCE([[ |
|
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|
1144 |
|
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|
1145 #include <ft2build.h> |
|
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|
1146 #include FT_FREETYPE_H |
|
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|
1147 #include <stdio.h> |
|
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|
1148 #include <stdlib.h> |
|
caab78e7e377
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|
1149 |
|
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|
1150 int |
|
caab78e7e377
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|
1151 main() |
|
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changeset
|
1152 { |
|
caab78e7e377
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|
1153 FT_Library library; |
|
caab78e7e377
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|
1154 FT_Error error; |
|
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|
1155 |
|
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|
1156 error = FT_Init_FreeType(&library); |
|
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changeset
|
1157 |
|
caab78e7e377
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changeset
|
1158 if (error) |
|
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|
1159 return 1; |
|
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|
1160 else |
|
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|
1161 { |
|
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|
1162 FT_Done_FreeType(library); |
|
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|
1163 return 0; |
|
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|
1164 } |
|
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|
1165 } |
|
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changeset
|
1166 |
|
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|
1167 ]]) |
|
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|
1168 ], |
|
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|
1169 [], |
|
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|
1170 [no_ft=yes], |
|
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|
1171 [echo $ECHO_N "cross compiling; assuming OK... $ECHO_C"]) |
|
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changeset
|
1172 |
|
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|
1173 CFLAGS="$ac_save_CFLAGS" |
|
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|
1174 LIBS="$ac_save_LIBS" |
|
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|
1175 fi dnl test $ft_config_version -lt $ft_min_version |
|
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|
1176 fi dnl test x$enable_fttest = xyes |
|
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|
1177 fi dnl test "$FT2_CONFIG" = "no" |
|
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|
1178 |
|
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changeset
|
1179 if test x$no_ft = x ; then |
|
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|
1180 AC_MSG_RESULT([yes]) |
|
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|
1181 m4_if([$2], [], [:], [$2]) |
|
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|
1182 else |
|
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changeset
|
1183 AC_MSG_RESULT([no]) |
|
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|
1184 if test "$FT2_CONFIG" = "no" ; then |
|
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changeset
|
1185 AC_MSG_WARN([ |
|
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changeset
|
1186 |
|
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changeset
|
1187 The freetype-config script installed by FreeType 2 could not be found. |
|
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1188 If FreeType 2 was installed in PREFIX, make sure PREFIX/bin is in |
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1189 your path, or set the FT2_CONFIG environment variable to the |
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1190 full path to freetype-config. |
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1191 ]) |
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1192 else |
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1193 if test x$ft_config_is_lt = xyes ; then |
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1194 AC_MSG_WARN([ |
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1195 |
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1196 Your installed version of the FreeType 2 library is too old. |
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1197 If you have different versions of FreeType 2, make sure that |
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1198 correct values for --with-ft-prefix or --with-ft-exec-prefix |
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1199 are used, or set the FT2_CONFIG environment variable to the |
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1200 full path to freetype-config. |
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1201 ]) |
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1202 else |
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1203 AC_MSG_WARN([ |
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1204 |
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1205 The FreeType test program failed to run. If your system uses |
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1206 shared libraries and they are installed outside the normal |
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1207 system library path, make sure the variable LD_LIBRARY_PATH |
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1208 (or whatever is appropiate for your system) is correctly set. |
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1209 ]) |
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1210 fi |
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1211 fi |
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1212 |
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1213 FT2_CFLAGS="" |
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1214 FT2_LIBS="" |
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1215 m4_if([$3], [], [:], [$3]) |
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1216 fi |
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1217 |
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1218 AC_SUBST([FT2_CFLAGS]) |
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1219 AC_SUBST([FT2_LIBS])]) |
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1220 dnl end of freetype2.m4 |