Mercurial > hg > octave-lyh > gnulib-hg
changeset 16393:43820240f265
ceill: Provide function definition on MSVC.
* m4/ceill.m4 (gl_FUNC_CEILL_LIBS): Test also whether ceill can be
used as a function pointer.
* lib/math.in.h (ceill): Undefine if it is not declared as a function.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Sat, 25 Feb 2012 01:17:22 +0100 |
parents | 7e35e3b2a920 |
children | 11a860d6f42d |
files | ChangeLog lib/math.in.h m4/ceill.m4 |
diffstat | 3 files changed, 13 insertions(+), 3 deletions(-) [+] |
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--- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,10 @@ +2012-02-24 Bruno Haible <bruno@clisp.org> + + ceill: Provide function definition on MSVC. + * m4/ceill.m4 (gl_FUNC_CEILL_LIBS): Test also whether ceill can be + used as a function pointer. + * lib/math.in.h (ceill): Undefine if it is not declared as a function. + 2012-02-24 Bruno Haible <bruno@clisp.org> floorl: Provide function definition on MSVC.
--- a/lib/math.in.h +++ b/lib/math.in.h @@ -299,6 +299,7 @@ _GL_CXXALIAS_RPL (ceill, long double, (long double x)); # else # if !@HAVE_DECL_CEILL@ +# undef ceill _GL_FUNCDECL_SYS (ceill, long double, (long double x)); # endif _GL_CXXALIAS_SYS (ceill, long double, (long double x));
--- a/m4/ceill.m4 +++ b/m4/ceill.m4 @@ -1,4 +1,4 @@ -# ceill.m4 serial 12 +# ceill.m4 serial 13 dnl Copyright (C) 2007, 2009-2012 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@ -86,8 +86,9 @@ # define __NO_MATH_INLINES 1 /* for glibc */ #endif #include <math.h> + long double (*funcptr) (long double) = ceill; long double x;]], - [[x = ceill(x);]])], + [[x = funcptr(x) + ceill(x);]])], [gl_cv_func_ceill_libm=]) if test "$gl_cv_func_ceill_libm" = "?"; then save_LIBS="$LIBS" @@ -98,8 +99,9 @@ # define __NO_MATH_INLINES 1 /* for glibc */ #endif #include <math.h> + long double (*funcptr) (long double) = ceill; long double x;]], - [[x = ceill(x);]])], + [[x = funcptr(x) + ceill(x);]])], [gl_cv_func_ceill_libm="-lm"]) LIBS="$save_LIBS" fi