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2007-04-25 Eric Blake <ebb9@byu.net>

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* libc/stdio/vfprintf.c (get_arg): Support %1$lc.  Simplify types
        that promote to int.
This commit is contained in:
Jeff Johnston 2007-04-25 19:47:36 +00:00
parent 245240b5e9
commit 8b36608695
2 changed files with 14 additions and 28 deletions
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5
newlib/ChangeLog
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@ -1,3 +1,8 @@
2007-04-25 Eric Blake <ebb9@byu.net>
* libc/stdio/vfprintf.c (get_arg): Support %1$lc. Simplify types
that promote to int.
2007-04-25 Patrick Mansfield <patmans@us.ibm.com>
* libm/machine/spu/headers/feholdexcept.h: Use *envp not env so

37
newlib/libc/stdio/vfprintf.c
View File

@ -1603,7 +1603,8 @@ _DEFUN(get_arg, (data, n, fmt, ap, numargs_p, args, arg_type, last_fmt),
ACTION action;
int pos, last_arg;
int max_pos_arg = n;
enum types { INT, LONG_INT, SHORT_INT, CHAR_INT, QUAD_INT, CHAR, CHAR_PTR, DOUBLE, LONG_DOUBLE, WIDE_CHAR };
/* Only need types that can be reached via vararg promotions. */
enum types { INT, LONG_INT, QUAD_INT, CHAR_PTR, DOUBLE, LONG_DOUBLE, WIDE_CHAR };
#ifdef _MB_CAPABLE
wchar_t wc;
mbstate_t wc_state;
@ -1662,13 +1663,7 @@ _DEFUN(get_arg, (data, n, fmt, ap, numargs_p, args, arg_type, last_fmt),
switch (ch)
{
case 'h':
if (*fmt == 'h')
{
flags |= CHARINT;
++fmt;
}
else
flags |= SHORTINT;
/* No flag needed, since short and char promote to int. */
break;
case 'L':
flags |= LONGDBL;
@ -1683,10 +1678,7 @@ _DEFUN(get_arg, (data, n, fmt, ap, numargs_p, args, arg_type, last_fmt),
flags |= QUADINT;
break;
case 'z':
if (sizeof (size_t) < sizeof (int))
/* POSIX states size_t is 16 or more bits, as is short. */
flags |= SHORTINT;
else if (sizeof (size_t) == sizeof (int))
if (sizeof (size_t) <= sizeof (int))
/* no flag needed */;
else if (sizeof (size_t) <= sizeof (long))
flags |= LONGINT;
@ -1698,11 +1690,7 @@ _DEFUN(get_arg, (data, n, fmt, ap, numargs_p, args, arg_type, last_fmt),
flags |= QUADINT;
break;
case 't':
if (sizeof (ptrdiff_t) < sizeof (int))
/* POSIX states ptrdiff_t is 16 or more bits, as
is short. */
flags |= SHORTINT;
else if (sizeof (ptrdiff_t) == sizeof (int))
if (sizeof (ptrdiff_t) <= sizeof (int))
/* no flag needed */;
else if (sizeof (ptrdiff_t) <= sizeof (long))
flags |= LONGINT;
@ -1739,10 +1727,6 @@ _DEFUN(get_arg, (data, n, fmt, ap, numargs_p, args, arg_type, last_fmt),
case 'u':
if (flags & LONGINT)
spec_type = LONG_INT;
else if (flags & SHORTINT)
spec_type = SHORT_INT;
else if (flags & CHARINT)
spec_type = CHAR_INT;
#ifndef _NO_LONGLONG
else if (flags & QUADINT)
spec_type = QUAD_INT;
@ -1775,7 +1759,10 @@ _DEFUN(get_arg, (data, n, fmt, ap, numargs_p, args, arg_type, last_fmt),
spec_type = CHAR_PTR;
break;
case 'c':
spec_type = CHAR;
if (flags & LONGINT)
spec_type = WIDE_CHAR;
else
spec_type = INT;
break;
case 'C':
spec_type = WIDE_CHAR;
@ -1799,9 +1786,6 @@ _DEFUN(get_arg, (data, n, fmt, ap, numargs_p, args, arg_type, last_fmt),
case WIDE_CHAR:
args[numargs++].val_wint_t = va_arg (*ap, wint_t);
break;
case CHAR:
case CHAR_INT:
case SHORT_INT:
case INT:
args[numargs++].val_int = va_arg (*ap, int);
break;
@ -1886,9 +1870,6 @@ _DEFUN(get_arg, (data, n, fmt, ap, numargs_p, args, arg_type, last_fmt),
args[numargs++].val_wint_t = va_arg (*ap, wint_t);
break;
case INT:
case CHAR_INT:
case SHORT_INT:
case CHAR:
default:
args[numargs++].val_int = va_arg (*ap, int);
break;