Mercurial > hg > octave-kai > gnulib-hg
changeset 10269:a839518801c5
Set ISNAN_LIBM to empty when libm is not actually needed.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Sun, 13 Jul 2008 01:07:35 +0200 |
parents | 0fb5df0e24e5 |
children | 2148fac14263 |
files | ChangeLog m4/isnan.m4 |
diffstat | 2 files changed, 11 insertions(+), 6 deletions(-) [+] |
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--- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,8 @@ +2008-07-12 Bruno Haible <bruno@clisp.org> + + * m4/isnan.m4 (gl_ISNAN): When the replacement is used, set ISNAN_LIBM + to empty. + 2008-07-10 Ben Pfaff <blp@gnu.org> Add isnan module.
--- a/m4/isnan.m4 +++ b/m4/isnan.m4 @@ -1,4 +1,4 @@ -# isnan.m4 serial 1 +# isnan.m4 serial 2 dnl Copyright (C) 2007-2008 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@ -11,9 +11,6 @@ AC_REQUIRE([gl_FUNC_ISNAND]) AC_REQUIRE([gl_FUNC_ISNANL]) - ISNAN_LIBM="$ISNANF_LIBM $ISNAND_LIBM $ISNANL_LIBM" - AC_SUBST([ISNAN_LIBM]) - # If we replaced any of the underlying isnan* functions, replace # the isnan macro; it undoubtedly suffers from the same flaws. AC_MSG_CHECKING([whether isnan macro works]) @@ -21,12 +18,15 @@ && test $gl_func_isnand = yes \ && test $gl_func_isnanl = yes; then AC_MSG_RESULT([yes]) + ISNAN_LIBM="$ISNANF_LIBM $ISNAND_LIBM $ISNANL_LIBM" else + AC_MSG_RESULT([no]) + REPLACE_ISNAN=1 # Make sure the rpl_isnan[fdl] functions get built. gl_BUILD_ISNANF gl_BUILD_ISNAND gl_BUILD_ISNANL - REPLACE_ISNAN=1 - AC_MSG_RESULT([no]) + ISNAN_LIBM= fi + AC_SUBST([ISNAN_LIBM]) ])