-# strtod.m4 serial 17
-dnl Copyright (C) 2002-2003, 2006-2010 Free Software Foundation, Inc.
+# strtod.m4 serial 19
+dnl Copyright (C) 2002-2003, 2006-2011 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.
return x == y;
}
]], [[
+ int result = 0;
{
/* In some old versions of Linux (2000 or before), strtod mis-parses
strings with leading '+'. */
char *term;
double value = strtod (string, &term);
if (value != 69 || term != (string + 4))
- return 1;
+ result |= 1;
}
{
/* Under Solaris 2.4, strtod returns the wrong value for the
char *term;
strtod (string, &term);
if (term != string && *(term - 1) == 0)
- return 2;
+ result |= 2;
}
{
/* Older glibc and Cygwin mis-parse "-0x". */
double value = strtod (string, &term);
double zero = 0.0;
if (1.0 / value != -1.0 / zero || term != (string + 2))
- return 3;
+ result |= 4;
}
{
/* Many platforms do not parse hex floats. */
char *term;
double value = strtod (string, &term);
if (value != 20.0 || term != (string + 6))
- return 4;
+ result |= 8;
}
{
/* Many platforms do not parse infinities. HP-UX 11.31 parses inf,
errno = 0;
value = strtod (string, &term);
if (value != HUGE_VAL || term != (string + 3) || errno)
- return 5;
+ result |= 16;
}
{
/* glibc 2.7 and cygwin 1.5.24 misparse "nan()". */
char *term;
double value = strtod (string, &term);
if (numeric_equal (value, value) || term != (string + 5))
- return 6;
+ result |= 32;
}
{
/* darwin 10.6.1 misparses "nan(". */
char *term;
double value = strtod (string, &term);
if (numeric_equal (value, value) || term != (string + 3))
- return 7;
+ result |= 64;
}
+ return result;
]])],
[gl_cv_func_strtod_works=yes],
[gl_cv_func_strtod_works=no],
[
#include <features.h>
#ifdef __GNU_LIBRARY__
- #if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 8) || (__GLIBC__ > 2)
+ #if ((__GLIBC__ == 2 && __GLIBC_MINOR__ >= 8) || (__GLIBC__ > 2)) \
+ && !defined __UCLIBC__
Lucky user
#endif
#endif