view modules/tanl @ 40213:cc3fed3b7788

unilbrk/u*-possible-linebreaks: Fix undefined behaviour. Reported by Jeffrey Walton <noloader@gmail.com>. * lib/unilbrk/u8-possible-linebreaks.c (u8_possible_linebreaks): Don't invoke memset with a zero size. * lib/unilbrk/u16-possible-linebreaks.c (u16_possible_linebreaks): Likewise. * lib/unilbrk/u32-possible-linebreaks.c (u32_possible_linebreaks): Adjust accordingly.
author Bruno Haible <bruno@clisp.org>
date Sat, 09 Mar 2019 00:27:19 +0100
parents 83c276c24d2a
children
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Description:
tanl() function: tangent function with long double argument.

Files:
lib/tanl.c
lib/trigl.h
lib/trigl.c
m4/tanl.m4

Depends-on:
math
extensions
tan             [test $HAVE_TANL = 0 && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 1]
float           [test $HAVE_TANL = 0 && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]
isnanl          [test $HAVE_TANL = 0 && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]
floor           [test $HAVE_TANL = 0 && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]
floorl          [test $HAVE_TANL = 0 && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]

configure.ac:
gl_FUNC_TANL
if test $HAVE_TANL = 0; then
  AC_LIBOBJ([tanl])
  if test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0; then
    AC_LIBOBJ([trigl])
  fi
fi
gl_MATH_MODULE_INDICATOR([tanl])

Makefile.am:

Include:
<math.h>

Link:
$(TANL_LIBM)

License:
LGPL

Maintainer:
Paolo Bonzini