/* Convert string representation of a number into an integer value.
- Copyright (C) 1991, 1992, 1994, 1995, 1996, 1997, 1998, 1999, 2003, 2005,
- 2006, 2007
- Free Software Foundation, Inc.
+ Copyright (C) 1991-1992, 1994-1999, 2003, 2005-2007, 2009-2011 Free Software
+ Foundation, Inc.
NOTE: The canonical source of this file is maintained with the GNU C
Library. Bugs can be reported to bug-glibc@gnu.org.
operating on `long long int's. */
#ifdef QUAD
# define LONG long long
-# define STRTOL_LONG_MIN LONG_LONG_MIN
-# define STRTOL_LONG_MAX LONG_LONG_MAX
-# define STRTOL_ULONG_MAX ULONG_LONG_MAX
+# define STRTOL_LONG_MIN LLONG_MIN
+# define STRTOL_LONG_MAX LLONG_MAX
+# define STRTOL_ULONG_MAX ULLONG_MAX
/* The extra casts in the following macros work around compiler bugs,
e.g., in Cray C 5.0.3.0. */
your host. */
# define TYPE_MINIMUM(t) \
((t) (! TYPE_SIGNED (t) \
- ? (t) 0 \
- : TYPE_SIGNED_MAGNITUDE (t) \
- ? ~ (t) 0 \
- : ~ (t) 0 << (sizeof (t) * CHAR_BIT - 1)))
+ ? (t) 0 \
+ : TYPE_SIGNED_MAGNITUDE (t) \
+ ? ~ (t) 0 \
+ : ~ TYPE_MAXIMUM (t)))
# define TYPE_MAXIMUM(t) \
((t) (! TYPE_SIGNED (t) \
- ? (t) -1 \
- : ~ (~ (t) 0 << (sizeof (t) * CHAR_BIT - 1))))
+ ? (t) -1 \
+ : ((((t) 1 << (sizeof (t) * CHAR_BIT - 2)) - 1) * 2 + 1)))
-# ifndef ULONG_LONG_MAX
-# define ULONG_LONG_MAX TYPE_MAXIMUM (unsigned long long)
+# ifndef ULLONG_MAX
+# define ULLONG_MAX TYPE_MAXIMUM (unsigned long long)
# endif
-# ifndef LONG_LONG_MAX
-# define LONG_LONG_MAX TYPE_MAXIMUM (long long int)
+# ifndef LLONG_MAX
+# define LLONG_MAX TYPE_MAXIMUM (long long int)
# endif
-# ifndef LONG_LONG_MIN
-# define LONG_LONG_MIN TYPE_MINIMUM (long long int)
+# ifndef LLONG_MIN
+# define LLONG_MIN TYPE_MINIMUM (long long int)
# endif
# if __GNUC__ == 2 && __GNUC_MINOR__ < 7
/* Work around gcc bug with using this constant. */
- static const unsigned long long int maxquad = ULONG_LONG_MAX;
+ static const unsigned long long int maxquad = ULLONG_MAX;
# undef STRTOL_ULONG_MAX
# define STRTOL_ULONG_MAX maxquad
# endif
# define LOCALE_PARAM_PROTO
#endif
-#include <wchar.h>
-
#ifdef USE_WIDE_CHAR
+# include <wchar.h>
# include <wctype.h>
# define L_(Ch) L##Ch
# define UCHAR_TYPE wint_t
INT
INTERNAL (strtol) (const STRING_TYPE *nptr, STRING_TYPE **endptr,
- int base, int group LOCALE_PARAM_PROTO)
+ int base, int group LOCALE_PARAM_PROTO)
{
int negative;
register unsigned LONG int cutoff;
{
grouping = _NL_CURRENT (LC_NUMERIC, GROUPING);
if (*grouping <= 0 || *grouping == CHAR_MAX)
- grouping = NULL;
+ grouping = NULL;
else
- {
- /* Figure out the thousands separator character. */
+ {
+ /* Figure out the thousands separator character. */
# if defined _LIBC || defined _HAVE_BTOWC
- thousands = __btowc (*_NL_CURRENT (LC_NUMERIC, THOUSANDS_SEP));
- if (thousands == WEOF)
- thousands = L'\0';
+ thousands = __btowc (*_NL_CURRENT (LC_NUMERIC, THOUSANDS_SEP));
+ if (thousands == WEOF)
+ thousands = L'\0';
# endif
- if (thousands == L'\0')
- grouping = NULL;
- }
+ if (thousands == L'\0')
+ grouping = NULL;
+ }
}
else
grouping = NULL;
if (*s == L_('0'))
{
if ((base == 0 || base == 16) && TOUPPER (s[1]) == L_('X'))
- {
- s += 2;
- base = 16;
- }
+ {
+ s += 2;
+ base = 16;
+ }
else if (base == 0)
- base = 8;
+ base = 8;
}
else if (base == 0)
base = 10;
/* Find the end of the digit string and check its grouping. */
end = s;
for (c = *end; c != L_('\0'); c = *++end)
- if ((wchar_t) c != thousands
- && ((wchar_t) c < L_('0') || (wchar_t) c > L_('9'))
- && (!ISALPHA (c) || (int) (TOUPPER (c) - L_('A') + 10) >= base))
- break;
+ if ((wchar_t) c != thousands
+ && ((wchar_t) c < L_('0') || (wchar_t) c > L_('9'))
+ && (!ISALPHA (c) || (int) (TOUPPER (c) - L_('A') + 10) >= base))
+ break;
if (*s == thousands)
- end = s;
+ end = s;
else
- end = correctly_grouped_prefix (s, end, thousands, grouping);
+ end = correctly_grouped_prefix (s, end, thousands, grouping);
}
else
#endif
for (c = *s; c != L_('\0'); c = *++s)
{
if (s == end)
- break;
+ break;
if (c >= L_('0') && c <= L_('9'))
- c -= L_('0');
+ c -= L_('0');
else if (ISALPHA (c))
- c = TOUPPER (c) - L_('A') + 10;
+ c = TOUPPER (c) - L_('A') + 10;
else
- break;
+ break;
if ((int) c >= base)
- break;
+ break;
/* Check for overflow. */
if (i > cutoff || (i == cutoff && c > cutlim))
- overflow = 1;
+ overflow = 1;
else
- {
- i *= (unsigned LONG int) base;
- i += c;
- }
+ {
+ i *= (unsigned LONG int) base;
+ i += c;
+ }
}
/* Check if anything actually happened. */
`unsigned LONG int', but outside the range of `LONG int'. */
if (overflow == 0
&& i > (negative
- ? -((unsigned LONG int) (STRTOL_LONG_MIN + 1)) + 1
- : (unsigned LONG int) STRTOL_LONG_MAX))
+ ? -((unsigned LONG int) (STRTOL_LONG_MIN + 1)) + 1
+ : (unsigned LONG int) STRTOL_LONG_MAX))
overflow = 1;
#endif
if (endptr != NULL)
{
if (save - nptr >= 2 && TOUPPER (save[-1]) == L_('X')
- && save[-2] == L_('0'))
- *endptr = (STRING_TYPE *) &save[-1];
+ && save[-2] == L_('0'))
+ *endptr = (STRING_TYPE *) &save[-1];
else
- /* There was no number to convert. */
- *endptr = (STRING_TYPE *) nptr;
+ /* There was no number to convert. */
+ *endptr = (STRING_TYPE *) nptr;
}
return 0L;
weak_function
#endif
strtol (const STRING_TYPE *nptr, STRING_TYPE **endptr,
- int base LOCALE_PARAM_PROTO)
+ int base LOCALE_PARAM_PROTO)
{
return INTERNAL (strtol) (nptr, endptr, base, 0 LOCALE_PARAM);
}