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| author | Manuel A. Fernandez Montecelo <manuel.montezelo@gmail.com> | 2016-05-27 14:35:40 +0100 |
|---|---|---|
| committer | Manuel A. Fernandez Montecelo <manuel.montezelo@gmail.com> | 2016-05-27 14:35:40 +0100 |
| commit | b1de003dac299705a7f01c997d2b866bafe39926 (patch) | |
| tree | 1cc16a3877e945116387a380f7f3023f81fa36e4 /gnulib-m4/printf-frexp.m4 | |
| parent | 752fd7247bc223bcea35bd89cf56d1c08ead9ba6 (diff) | |
| parent | 3590c846d4c2febbc05b4ad6b14a06edc549e453 (diff) | |
Merge tag 'upstream/0.9.6+really0.9.6'
Upstream version 0.9.6+really0.9.6
Diffstat (limited to 'gnulib-m4/printf-frexp.m4')
| -rw-r--r-- | gnulib-m4/printf-frexp.m4 | 25 |
1 files changed, 9 insertions, 16 deletions
diff --git a/gnulib-m4/printf-frexp.m4 b/gnulib-m4/printf-frexp.m4 index c42391a..b923c82 100644 --- a/gnulib-m4/printf-frexp.m4 +++ b/gnulib-m4/printf-frexp.m4 @@ -1,5 +1,5 @@ -# printf-frexp.m4 serial 3 -dnl Copyright (C) 2007, 2009, 2010 Free Software Foundation, Inc. +# printf-frexp.m4 serial 5 +dnl Copyright (C) 2007, 2009-2015 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. @@ -8,16 +8,7 @@ dnl Check how to define printf_frexp() without linking with libm. AC_DEFUN([gl_FUNC_PRINTF_FREXP], [ - AC_CACHE_CHECK([whether frexp can be used without linking with libm], - [gl_cv_func_frexp_no_libm], - [ - AC_TRY_LINK([#include <math.h> - double x; - int y;], - [return frexp (x, &y) < 1;], - [gl_cv_func_frexp_no_libm=yes], - [gl_cv_func_frexp_no_libm=no]) - ]) + AC_REQUIRE([gl_CHECK_FREXP_NO_LIBM]) if test $gl_cv_func_frexp_no_libm = yes; then gl_FUNC_FREXP_WORKS case "$gl_cv_func_frexp_works" in @@ -31,10 +22,12 @@ AC_DEFUN([gl_FUNC_PRINTF_FREXP], AC_CACHE_CHECK([whether ldexp can be used without linking with libm], [gl_cv_func_ldexp_no_libm], [ - AC_TRY_LINK([#include <math.h> - double x; - int y;], - [return ldexp (x, y) < 1;], + AC_LINK_IFELSE( + [AC_LANG_PROGRAM( + [[#include <math.h> + double x; + int y;]], + [[return ldexp (x, y) < 1;]])], [gl_cv_func_ldexp_no_libm=yes], [gl_cv_func_ldexp_no_libm=no]) ]) |