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comparison configure.in @ 1076:2ba812c74caa

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[project @ 1995-01-27 14:39:54 by jwe]
author jwe
date Fri, 27 Jan 1995 14:41:50 +0000
parents a58bb71b0429
children 85731fac3a15
comparison
equal deleted inserted replaced
1075:a58bb71b0429 1076:2ba812c74caa
19 ### 19 ###
20 ### You should have received a copy of the GNU General Public License 20 ### You should have received a copy of the GNU General Public License
21 ### along with Octave; see the file COPYING. If not, write to the Free 21 ### along with Octave; see the file COPYING. If not, write to the Free
22 ### Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 22 ### Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
23 23
24 AC_REVISION($Revision: 1.89 $) 24 AC_REVISION($Revision: 1.90 $)
25 AC_PREREQ(2.0) 25 AC_PREREQ(2.0)
26 AC_INIT(src/octave.cc) 26 AC_INIT(src/octave.cc)
27 AC_CONFIG_HEADER(config.h kpathsea/c-auto.h) 27 AC_CONFIG_HEADER(config.h kpathsea/c-auto.h)
28 28
29 AC_DEFINE(OCTAVE_SOURCE, 1) 29 AC_DEFINE(OCTAVE_SOURCE, 1)
568 *) 568 *)
569 AC_CHECK_FUNCS(finite isnan isinf infinity quiet_nan) 569 AC_CHECK_FUNCS(finite isnan isinf infinity quiet_nan)
570 ;; 570 ;;
571 esac 571 esac
572 572
573 AC_CHECK_FUNCS(erf erfc lgamma) 573 ### Check for nonstandard but common math functions that we need.
574
575 AC_CHECK_FUNCS(acosh asinh atanh erf erfc lgamma)
574 576
575 AC_MSG_CHECKING([for signgam declaration in math.h]) 577 AC_MSG_CHECKING([for signgam declaration in math.h])
576 AC_TRY_LINK([#include <math.h>], 578 AC_TRY_LINK([#include <math.h>],
577 [int foo = signgam + 1;], 579 [int foo = signgam + 1;],
578 AC_MSG_RESULT(yes) 580 AC_MSG_RESULT(yes)
579 AC_DEFINE(SIGNGAM_DECLARED, 1), 581 AC_DEFINE(SIGNGAM_DECLARED, 1),
580 AC_MSG_RESULT(no)) 582 AC_MSG_RESULT(no))
581 583
582 CFLAGS="$XCFLAGS" 584 CFLAGS="$XCFLAGS"
583
584 ### Check for nonstandard but common trig functions that we need.
585 ### If they are missing, we replace them using functions from the BSD
586 ### math library, and we may need to replace some other functions too.
587
588 AC_REPLACE_FUNCS(acosh asinh atanh)
589
590 if test -n "$LIBOBJS"; then
591 for func in $LIBOBJS
592 do
593 case "$func" in
594 *acosh.o*)
595 AC_DEFINE(ACOSH_MISSING, 1)
596 ;;
597 *asinh.o*)
598 AC_DEFINE(ASINH_MISSING, 1)
599 ;;
600 *atanh.o*)
601 AC_DEFINE(ATANH_MISSING, 1)
602 ;;
603 esac
604 done
605 case $LIBOBJS in
606 *acosh.o* | *asinh.o*)
607 AC_REPLACE_FUNCS(copysign)
608 ;;
609 esac
610 case $LIBOBJS in
611 *acosh.o* | *asinh.o* | *atanh.o*)
612 AC_REPLACE_FUNCS(log1p)
613 ;;
614 esac
615 case $LIBOBJS in
616 *log1p*)
617 AC_REPLACE_FUNCS(log__L)
618 ;;
619 esac
620 case $LIBOBJS in
621 *log1p*)
622 AC_REPLACE_FUNCS(finite)
623 ;;
624 esac
625 case $LIBOBJS in
626 *copysign* | *finite* | *log1p*)
627 AC_REPLACE_FUNCS(logb scalb)
628 ;;
629 esac
630 fi
631 585
632 ### Checks for OS specific cruft. 586 ### Checks for OS specific cruft.
633 587
634 AC_STRUCT_TM 588 AC_STRUCT_TM
635 AC_FUNC_SETVBUF_REVERSED 589 AC_FUNC_SETVBUF_REVERSED