/* floating point to accurate string
- Copyright (C) 2010 Free Software Foundation, Inc.
+ Copyright (C) 2010-2011 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
# define FLOAT_MIN LDBL_MIN
# define FLOAT_PREC_BOUND _GL_LDBL_PREC_BOUND
# define FTOASTR ldtoastr
-# define STRTOF strtold
+# if HAVE_C99_STRTOLD
+# define STRTOF strtold
+# endif
#elif LENGTH == 2
# define FLOAT double
# define FLOAT_DIG DBL_DIG
# define FLOAT_MIN DBL_MIN
# define FLOAT_PREC_BOUND _GL_DBL_PREC_BOUND
# define FTOASTR dtoastr
-# define STRTOF strtod
#else
# define LENGTH 1
# define FLOAT float
# define FLOAT_MIN FLT_MIN
# define FLOAT_PREC_BOUND _GL_FLT_PREC_BOUND
# define FTOASTR ftoastr
-# define STRTOF strtof
+# if HAVE_STRTOF
+# define STRTOF strtof
+# endif
#endif
/* On pre-C99 hosts, approximate strtof and strtold with strtod. This
may generate one or two extra digits, but that's better than not
- working at all. Assume that strtof works if strtold does. */
-#if LENGTH != 2 && ! HAVE_C99_STRTOLD
-# undef STRTOF
+ working at all. */
+#ifndef STRTOF
# define STRTOF strtod
#endif
/* On hosts where it's not known that snprintf works, use sprintf to
implement the subset needed here. Typically BUFSIZE is big enough
and there's little or no performance hit. */
-#if ! GNULIB_SNPRINTF_POSIX
+#if ! GNULIB_SNPRINTF
# undef snprintf
# define snprintf ftoastr_snprintf
static int