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comparison m4/octave_blas.m4 @ 31142:6308ce73bdca

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build: Allow setting BLAS integer size as configure argument (bug #62715). * m4/octave-blas.m4: Allow setting BLAS integer size as configure argument when cross compiling.
author Markus Mützel <markus.muetzel@gmx.de>
date Sun, 10 Jul 2022 17:34:12 +0200
parents 1d61c36bb34a
children
comparison
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31141:cbfe8318566a 31142:6308ce73bdca
29 AC_PREREQ(2.50) 29 AC_PREREQ(2.50)
30 dnl Call reference macro to find BLAS library 30 dnl Call reference macro to find BLAS library
31 AX_BLAS 31 AX_BLAS
32 32
33 if test "$cross_compiling" = yes ; then 33 if test "$cross_compiling" = yes ; then
34 dnl Assume generic 4-byte BLAS library exists when cross compiling 34 dnl Assume BLAS library exists when cross compiling
35 ax_blas_ok=yes 35 ax_blas_ok=yes
36 ax_cv_blas_integer_size=4
37 AC_MSG_CHECKING([BLAS can be called from Fortran]) 36 AC_MSG_CHECKING([BLAS can be called from Fortran])
38 AC_MSG_RESULT([yes assumed for cross compilation]) 37 AC_MSG_RESULT([yes assumed for cross compilation])
38 dnl Assume generic 4-byte BLAS library if not specified
39 AC_MSG_CHECKING([BLAS library integer size])
40 if test -z "$ax_cv_blas_integer_size" ; then
41 ax_cv_blas_integer_size=4
42 fi
43 AC_MSG_RESULT([$ax_cv_blas_integer_size assumed for cross compilation])
39 elif test $ax_blas_ok = yes; then 44 elif test $ax_blas_ok = yes; then
40 ac_octave_save_LIBS="$LIBS" 45 ac_octave_save_LIBS="$LIBS"
41 LIBS="$BLAS_LIBS $LIBS" 46 LIBS="$BLAS_LIBS $LIBS"
42 AC_LANG_PUSH(Fortran 77) 47 AC_LANG_PUSH(Fortran 77)
43 ## Check BLAS library integer size. 48 ## Check BLAS library integer size.