X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fstrtol.c;h=bf992a8c2720798be4a478d0be691bbd370b4367;hb=893f75bfc4d025e22075e1c441e594cc6b738066;hp=a6ca72885d0e674c9dd6a507da3f7291de01d95a;hpb=441aa3044f43e5572f58c354f01e6bc070acd5c7;p=gnulib.git diff --git a/lib/strtol.c b/lib/strtol.c index a6ca72885..bf992a8c2 100644 --- a/lib/strtol.c +++ b/lib/strtol.c @@ -1,8 +1,7 @@ /* 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, 2009-2012 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. @@ -41,7 +40,7 @@ # include "../locale/localeinfo.h" #endif -/* Nonzero if we are defining `strtoul' or `strtoull', operating on +/* Nonzero if we are defining 'strtoul' or 'strtoull', operating on unsigned integers. */ #ifndef UNSIGNED # define UNSIGNED 0 @@ -111,13 +110,13 @@ # endif #endif -/* If QUAD is defined, we are defining `strtoll' or `strtoull', - operating on `long long int's. */ +/* If QUAD is defined, we are defining 'strtoll' or 'strtoull', + 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. */ @@ -142,25 +141,25 @@ ? (t) 0 \ : TYPE_SIGNED_MAGNITUDE (t) \ ? ~ (t) 0 \ - : ~ (t) 0 << (sizeof (t) * CHAR_BIT - 1))) + : ~ TYPE_MAXIMUM (t))) # define TYPE_MAXIMUM(t) \ ((t) (! TYPE_SIGNED (t) \ ? (t) -1 \ - : ~ (~ (t) 0 << (sizeof (t) * CHAR_BIT - 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 @@ -187,9 +186,8 @@ # define LOCALE_PARAM_PROTO #endif -#include - #ifdef USE_WIDE_CHAR +# include # include # define L_(Ch) L##Ch # define UCHAR_TYPE wint_t @@ -229,7 +227,7 @@ -/* Convert NPTR to an `unsigned long int' or `long int' in base BASE. +/* Convert NPTR to an 'unsigned long int' or 'long int' in base BASE. If BASE is 0 the base is determined by the presence of a leading zero, indicating octal or a leading "0x" or "0X", indicating hexadecimal. If BASE is < 2 or > 36, it is reset to 10. @@ -382,7 +380,7 @@ INTERNAL (strtol) (const STRING_TYPE *nptr, STRING_TYPE **endptr, #if !UNSIGNED /* Check for a value that is within the range of - `unsigned LONG int', but outside the range of `LONG int'. */ + 'unsigned LONG int', but outside the range of 'LONG int'. */ if (overflow == 0 && i > (negative ? -((unsigned LONG int) (STRTOL_LONG_MIN + 1)) + 1 @@ -407,7 +405,7 @@ noconv: /* We must handle a special case here: the base is 0 or 16 and the first two characters are '0' and 'x', but the rest are no hexadecimal digits. This is no error case. We return 0 and - ENDPTR points to the `x`. */ + ENDPTR points to the 'x'. */ if (endptr != NULL) { if (save - nptr >= 2 && TOUPPER (save[-1]) == L_('X')