Mercurial > hg > octave-lyh

comparison configure.in @ 1239:cb032139cb9f

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
[project @ 1995-04-10 18:37:05 by jwe]
author jwe
date Mon, 10 Apr 1995 18:39:14 +0000
parents 9d78b5687400
children 345c21405c57
comparison
equal deleted inserted replaced
1238:3c0e26a1387b 1239:cb032139cb9f
18 ### 18 ###
19 ### You should have received a copy of the GNU General Public License 19 ### You should have received a copy of the GNU General Public License
20 ### along with Octave; see the file COPYING. If not, write to the Free 20 ### along with Octave; see the file COPYING. If not, write to the Free
21 ### Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 21 ### Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
22 22
23 AC_REVISION($Revision: 1.113 $) 23 AC_REVISION($Revision: 1.114 $)
24 AC_PREREQ(2.0) 24 AC_PREREQ(2.0)
25 AC_INIT(src/octave.cc) 25 AC_INIT(src/octave.cc)
26 AC_CONFIG_HEADER(config.h) 26 AC_CONFIG_HEADER(config.h)
27 27
28 AC_DEFINE(OCTAVE_SOURCE, 1) 28 AC_DEFINE(OCTAVE_SOURCE, 1)
357 ### cf77 : Cray / Unicos 357 ### cf77 : Cray / Unicos
358 ### g77 : GNU Fortran (someday...) 358 ### g77 : GNU Fortran (someday...)
359 ### fc : Convex 359 ### fc : Convex
360 ### 360 ###
361 ### I don't think the Cray compiler will ever work like f2c... 361 ### I don't think the Cray compiler will ever work like f2c...
362 362 ###
363 ### XXX FIXME XXX -- I don't think the logic here is quite right if we 363 ### The optional arguments to --with-g77 or --with-f2c force g77 or
364 ### want to allow --with-g77 or --with-f2c to force them to be used 364 ### f2c to be used. The optional argument to can be used to set the
365 ### even if they aren't available or don't appear to work correctly. 365 ### name of g77 or f2c. For example `--with-g77=/opt/gnu/bin/f77'
366 ### says that we are using g77 but it is installed as
367 ### /opt/gnu/bin/f77.
368 ###
369 ### If neither of those options are specified, look for a Fortran
370 ### compiler. If one is found, see if it is compatible with our
371 ### assumptions. If it is, use it. Otherwise, look for f2c.
372 ###
373 ### Issue a warning if we can't find a compatible fortran compiler or
374 ### f2c.
366 375
367 if $use_g77; then 376 if $use_g77; then
368 F77=g77 377 if test "$with_g77" = "yes"; then
378 F77=g77
379 else
380 F77="$with_g77"
381 fi
382 AC_MSG_RESULT([defining F77 to be $F77])
369 elif $use_f2c; then 383 elif $use_f2c; then
370 F77= 384 F77=
385 if test "$with_f2c" = "yes"; then
386 F2C=g77
387 else
388 F2C="$with_f2c"
389 fi
390 AC_MSG_RESULT([defining F2C to be $F2C])
371 else 391 else
372 AC_CHECK_PROGS(F77, xlf cf77 f77 g77 fc) 392 AC_CHECK_PROGS(F77, xlf cf77 f77 g77 fc)
373 fi 393 fi
374 394
375 # If it looks like we have a Fortran compiler, try to determine 395 FUGLY=
376 # whether it might be compatible with f2c. 396 have_fortran_compiler=false
377 397 have_f2c=false
378 if test -n "$F77"; then 398
399 if $use_g77; then
400 FUGLY=-fugly
401 AC_MSG_RESULT([defining FUGLY to be $FUGLY])
379 OCTAVE_FLIBS 402 OCTAVE_FLIBS
380 OCTAVE_F77_APPEND_UNDERSCORE 403 AC_DEFINE(F77_APPEND_UNDERSCORE, 1)
381 OCTAVE_F2C_F77_COMPAT 404 AC_MSG_RESULT([defining F77_APPEND_UNDERSCORE to be 1])
382 405 have_fortran_compiler=true
383 if test "$octave_cv_f2c_f77_compat" = no; then 406 elif $use_f2c; then
384 F77= 407 have_f2c=true
385 else 408 else
386 if test -z "$FFLAGS"; then 409 if test -n "$F77"; then
387 FFLAGS="-O" 410 OCTAVE_FLIBS
388 AC_MSG_RESULT([defining FFLAGS to be $FFLAGS]) 411 OCTAVE_F77_APPEND_UNDERSCORE
412 OCTAVE_F2C_F77_COMPAT
413 if test "$octave_cv_f2c_f77_compat" = no; then
414 F77=
415 else
416 if test -z "$FFLAGS"; then
417 FFLAGS="-O"
418 AC_MSG_RESULT([defining FFLAGS to be $FFLAGS])
419 fi
389 fi 420 fi
390 fi 421 fi
391 fi 422 if test -n "$F77"; then
392 423 have_fortran_compiler=true
393 ### If we can't find a Fortran compiler, or if it looks like it isn't 424 else
394 ### compatible with f2c, try to find f2c. 425 AC_CHECK_PROG(F2C, f2c, f2c, [])
395 426 if test -n "$F2C"; then
396 if test -z "$F77"; then 427 have_f2c=true
397 AC_CHECK_PROG(F2C, f2c, f2c, []) 428 fi
398 fi
399
400 ### At this point, either F77, F2C, use_f2c, or use_g77 should be set.
401
402 if test -n "$F77"; then
403 if test "$F77" = "g77"; then
404 FUGLY=-fugly
405 AC_MSG_RESULT([defining FUGLY to be $FUGLY])
406 fi 429 fi
430 fi
431
432 if $have_fortran_compiler; then
407 DOT_C_FROM_DOT_F_CMD= 433 DOT_C_FROM_DOT_F_CMD=
408 DOT_O_FROM_DOT_F_PAT='.f.o:' 434 DOT_O_FROM_DOT_F_PAT='.f.o:'
409 DOT_O_FROM_DOT_F_CMD=' $(FC) -c $(ALL_FFLAGS) $<' 435 DOT_O_FROM_DOT_F_CMD=' $(FC) -c $(ALL_FFLAGS) $<'
410 elif test -n "$F2C" || $use_f2c; then 436 elif $have_f2c; then
437 AC_DEFINE(F77_APPEND_UNDERSCORE, 1)
438 AC_MSG_RESULT([defining F77_APPEND_UNDERSCORE to be 1])
411 AC_CHECK_LIB(f2c, main, FLIBS=-lf2c, []) 439 AC_CHECK_LIB(f2c, main, FLIBS=-lf2c, [])
412 if test -z "$FLIBS" ; then 440 if test -z "$FLIBS" ; then
413 AC_CHECK_LIB(F77, main, FLIBS=-lF77, []) 441 AC_CHECK_LIB(F77, main, FLIBS=-lF77, [])
414 if test -n "$FLIBS" ; then 442 if test -n "$FLIBS" ; then
415 AC_CHECK_LIB(I77, main, FLIBS="$FLIBS -lI77", []) 443 AC_CHECK_LIB(I77, main, FLIBS="$FLIBS -lI77", [])
421 DOT_C_FROM_DOT_F_CMD=' cat $< | $(F2C) $(F2CFLAGS) > $(@F)' 449 DOT_C_FROM_DOT_F_CMD=' cat $< | $(F2C) $(F2CFLAGS) > $(@F)'
422 AC_MSG_RESULT([defining DOT_C_FROM_DOT_F_CMD to be $DOT_C_FROM_DOT_F_CMD]) 450 AC_MSG_RESULT([defining DOT_C_FROM_DOT_F_CMD to be $DOT_C_FROM_DOT_F_CMD])
423 DOT_O_FROM_DOT_F_PAT='%.o : %.f' 451 DOT_O_FROM_DOT_F_PAT='%.o : %.f'
424 DOT_O_FROM_DOT_F_CMD= 452 DOT_O_FROM_DOT_F_CMD=
425 AC_MSG_RESULT([defining DOT_O_FROM_DOT_F_PAT to be $DOT_O_FROM_DOT_F_PAT]) 453 AC_MSG_RESULT([defining DOT_O_FROM_DOT_F_PAT to be $DOT_O_FROM_DOT_F_PAT])
426 AC_DEFINE(F77_APPEND_UNDERSCORE, 1)
427 else 454 else
428 AC_MSG_WARN([in order to build octave, you must have a compatible]) 455 AC_MSG_WARN([in order to build octave, you must have a compatible])
429 AC_MSG_WARN([Fortran compiler or f2c installed and in your path.]) 456 AC_MSG_WARN([Fortran compiler or f2c installed and in your path.])
430 AC_MSG_WARN([See the file INSTALL for more information.]) 457 AC_MSG_WARN([See the file INSTALL for more information.])
431 AC_MSG_WARN([Continuing anyway...]) 458 AC_MSG_WARN([Continuing anyway...])