view modules/tanl @ 40179:6823a10c9418

Add script for determining the set of symbols to export from a library. * build-aux/declared.sh: New file, from GNU libunistring. * doc/lib-symbol-visibility.texi (Exported Symbols of Shared Libraries): Mention it.
author Bruno Haible <bruno@clisp.org>
date Sun, 03 Feb 2019 21:44:16 +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