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New module 'sqrtf'. * lib/math.in.h (sqrtf): New declaration. * lib/sqrtf.c: New file. * m4/sqrtf.m4: New file. * m4/math_h.m4 (gl_MATH_H): Test whether sqrtf is declared. (gl_MATH_H_DEFAULTS): Initialize GNULIB_SQRTF, HAVE_SQRTF. * modules/math (Makefile.am): Substitute GNULIB_SQRTF, HAVE_SQRTF. * modules/sqrtf: New file. * tests/test-math-c++.cc: Check the declaration of sqrtf. * doc/posix-functions/sqrtf.texi: Mention the new module.
author Bruno Haible <bruno@clisp.org>
date Sat, 08 Oct 2011 21:16:48 +0200
parents 901e19816fac
children 8250f2777afc
line wrap: on
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# timegm.m4 serial 11
dnl Copyright (C) 2003, 2007, 2009-2011 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_TIMEGM],
[
  AC_REQUIRE([gl_HEADER_TIME_H_DEFAULTS])
  AC_REQUIRE([gl_FUNC_MKTIME])
  REPLACE_TIMEGM=0
  AC_CHECK_FUNCS_ONCE([timegm])
  if test $ac_cv_func_timegm = yes; then
    if test $gl_cv_func_working_mktime = no; then
      # Assume that timegm is buggy if mktime is.
      REPLACE_TIMEGM=1
    fi
  else
    HAVE_TIMEGM=0
  fi
])

# Prerequisites of lib/timegm.c.
AC_DEFUN([gl_PREREQ_TIMEGM], [
  :
])