kc3-lang/gnulib/m4/cosf.m4

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• Hash : 70cefefe
  Author :
  Date : 2011-10-08T23:07:36
  

  New module 'cosf'.
  
  * lib/math.in.h (cosf): New declaration.
  * lib/cosf.c: New file.
  * m4/cosf.m4: New file.
  * m4/math_h.m4 (gl_MATH_H): Test whether cosf is declared.
  (gl_MATH_H_DEFAULTS): Initialize GNULIB_COSF, HAVE_COSF.
  * modules/math (Makefile.am): Substitute GNULIB_COSF, HAVE_COSF.
  * modules/cosf: New file.
  * tests/test-math-c++.cc: Check the declaration of cosf.
  * doc/posix-functions/cosf.texi: Mention the new module.
  

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• m4/cosf.m4

• # cosf.m4 serial 1
  dnl Copyright (C) 2011 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.
  
  AC_DEFUN([gl_FUNC_COSF],
  [
    AC_REQUIRE([gl_MATH_H_DEFAULTS])
    AC_REQUIRE([gl_FUNC_COS])
  
    dnl Test whether cosf() exists. Assume that cosf(), if it exists, is
    dnl defined in the same library as cos().
    save_LIBS="$LIBS"
    LIBS="$LIBS $COS_LIBM"
    AC_CHECK_FUNCS([cosf])
    LIBS="$save_LIBS"
    if test $ac_cv_func_cosf = yes; then
      COSF_LIBM="$COS_LIBM"
    else
      HAVE_COSF=0
      COSF_LIBM="$COS_LIBM"
    fi
    AC_SUBST([COSF_LIBM])
  ])
  

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