forked from libdfp/libdfp
/
old_printf_dfp.c
167 lines (140 loc) · 4.94 KB
/
old_printf_dfp.c
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/* Function definition to convert DFP values to strings
Copyright (C) 2006, 2009 Free Software Foundation, Inc.
This file is part of the Decimal Floating Point C Library.
Author(s): Ryan S. Arnold <rsa@us.ibm.com>
The Decimal Floating Point C Library is free software; you can
redistribute it and/or modify it under the terms of the GNU Lesser
General Public License version 2.1.
The Decimal Floating Point C Library is distributed in the hope that
it will be useful, but WITHOUT ANY WARRANTY; without even the implied
warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
the GNU Lesser General Public License version 2.1 for more details.
You should have received a copy of the GNU Lesser General Public
License version 2.1 along with the Decimal Floating Point C Library;
if not, write to the Free Software Foundation, Inc., 59 Temple Place,
Suite 330, Boston, MA 02111-1307 USA.
Please see libdfp/COPYING.txt for more information. */
#warn "This is an incomplete implementation. Please adapt sysdeps/dpd/printf_dfp.c for BID. */
#include "printf_dfp.h"
#include <stdio.h>
#include <string.h>
#include <fmt_dfp.h>
static int pa_d128;
static int pa_d64;
static int pa_d32;
void
__d128_va (void *mem, va_list *ap)
{
_Decimal128 d = va_arg (*ap, _Decimal128);
memcpy (mem, &d, sizeof (d));
}
strong_alias(__d128_va, d128_va)
hidden_def(__d128_va)
void
__d64_va (void *mem, va_list *ap)
{
_Decimal64 d = va_arg (*ap, _Decimal64);
memcpy (mem, &d, sizeof (d));
}
strong_alias(__d64_va, d64_va)
hidden_def(__d64_va)
void
__d32_va (void *mem, va_list *ap)
{
_Decimal32 d = va_arg (*ap, _Decimal32);
memcpy (mem, &d, sizeof (d));
}
strong_alias(__d32_va, d32_va)
hidden_def(__d32_va)
int
__d128_ais (const struct printf_info *info __attribute__ ((unused)), size_t n __attribute__ ((unused)), int *argtype, int *size)
{
argtype[0] = pa_d128;
size[0] = sizeof (_Decimal128);
/* Isn't this going to say it always handles this type? */
return 1;
}
strong_alias(__d128_ais, d128_ais)
hidden_def(__d128_ais)
int
__d64_ais (const struct printf_info *info __attribute__ ((unused)), size_t n __attribute__ ((unused)), int *argtype, int *size)
{
argtype[0] = pa_d64;
size[0] = sizeof (_Decimal64);
return 1;
}
strong_alias(__d64_ais, d64_ais)
hidden_def(__d64_ais)
int
__d32_ais (const struct printf_info *info __attribute__ ((unused)), size_t n __attribute__ ((unused)), int *argtype, int *size)
{
argtype[0] = pa_d32;
size[0] = sizeof (_Decimal32);
return 1;
}
strong_alias(__d32_ais, d32_ais)
hidden_def(__d32_ais)
static int mod_H;
static int mod_D;
static int mod_DD;
#define DECIMAL_PRINTF_BUF_SIZE 97 /* ((DECIMAL128_PMAX + 14) * 2) + 1 */
int
__printf_dfp (FILE *fp,
const struct printf_info *info,
const void *const *args)
{
char str[DECIMAL_PRINTF_BUF_SIZE];
int len = 0;
if (info->user & mod_H) /* %H */
{
__fmt_d32 (info, args, str, DECIMAL_PRINTF_BUF_SIZE);
}
else if (info->user & mod_DD) /* %DD */
{
__fmt_d128 (info, args, str, DECIMAL_PRINTF_BUF_SIZE);
}
else /* %D */
{
__fmt_d64 (info, args, str, DECIMAL_PRINTF_BUF_SIZE);
}
len=strlen(str);
len = fprintf(fp,"%*s", len, &str[0]);
return len;
}
strong_alias (__printf_dfp, printf_dfp)
hidden_def (__printf_dfp)
int __register_printf_dfp (void)
{
pa_d128 = register_printf_type (d128_va);
pa_d32 = register_printf_type (d32_va);
pa_d64 = register_printf_type (d64_va);
mod_DD = register_printf_modifier (L"DD");
mod_H = register_printf_modifier (L"H");
mod_D = register_printf_modifier (L"D");
register_printf_specifier ('f', printf_dfp, d128_ais);
register_printf_specifier ('F', printf_dfp, d128_ais);
register_printf_specifier ('e', printf_dfp, d128_ais);
register_printf_specifier ('E', printf_dfp, d128_ais);
register_printf_specifier ('g', printf_dfp, d128_ais);
register_printf_specifier ('G', printf_dfp, d128_ais);
register_printf_specifier ('a', printf_dfp, d128_ais);
register_printf_specifier ('A', printf_dfp, d128_ais);
register_printf_specifier ('f', printf_dfp, d32_ais);
register_printf_specifier ('F', printf_dfp, d32_ais);
register_printf_specifier ('e', printf_dfp, d32_ais);
register_printf_specifier ('E', printf_dfp, d32_ais);
register_printf_specifier ('g', printf_dfp, d32_ais);
register_printf_specifier ('G', printf_dfp, d32_ais);
register_printf_specifier ('a', printf_dfp, d32_ais);
register_printf_specifier ('A', printf_dfp, d32_ais);
register_printf_specifier ('f', printf_dfp, d64_ais);
register_printf_specifier ('F', printf_dfp, d64_ais);
register_printf_specifier ('e', printf_dfp, d64_ais);
register_printf_specifier ('E', printf_dfp, d64_ais);
register_printf_specifier ('g', printf_dfp, d64_ais);
register_printf_specifier ('G', printf_dfp, d64_ais);
register_printf_specifier ('a', printf_dfp, d64_ais);
register_printf_specifier ('A', printf_dfp, d64_ais);
return 0;
}
strong_alias (__register_printf_dfp, register_printf_dfp)