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stdalign: port to stricter ISO C11 ISO C11 says that _Alignof's operand must be a parenthesized type. Problem reported by Eli Zaretskii in <http://lists.gnu.org/archive/html/emacs-devel/2013-03/msg00960.html>. * doc/posix-headers/stdalign.texi (stdalign.h): Document this. * m4/stdalign.m4 (gl_STDALIGN_H): Don't use _Alignof (expr).
author Paul Eggert <eggert@cs.ucla.edu>
date Fri, 29 Mar 2013 19:47:13 -0700
parents 6860d9f2e394
children 1f14c6dd175d
line wrap: on
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Description:
printf_frexpl() function: split a long double into fraction and mantissa,
for hexadecimal printf, without requiring libm.

Files:
lib/printf-frexpl.h
lib/printf-frexpl.c
lib/printf-frexp.c
m4/printf-frexpl.m4
m4/frexpl.m4
m4/ldexpl.m4

Depends-on:
printf-frexp    [test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 1]
float           [test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]
math            [test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]
fpucw           [test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]

configure.ac:
gl_FUNC_PRINTF_FREXPL

Makefile.am:
lib_SOURCES += printf-frexpl.c

Include:
"printf-frexpl.h"

License:
LGPL

Maintainer:
Bruno Haible