qse/lib/cmn/fmt-out.c

/*
 * $Id$
 *
    Copyright (c) 2006-2019 Chung, Hyung-Hwan. All rights reserved.

    Redistribution and use in source and binary forms, with or without
    modification, are permitted provided that the following conditions
    are met:
    1. Redistributions of source code must retain the above copyright
       notice, this list of conditions and the following disclaimer.
    2. Redistributions in binary form must reproduce the above copyright
       notice, this list of conditions and the following disclaimer in the
       documentation and/or other materials provided with the distribution.

    THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
    IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
    OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
    IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
    INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
    NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
    DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
    THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
    (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
    THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */


#include <qse/cmn/chr.h>
#include <qse/cmn/str.h>
#include <qse/cmn/mbwc.h>
#include <stdarg.h>
#include "mem-prv.h"
#include "fmt-prv.h"

#include <stdio.h> /* for snrintf(). used for floating-point number formatting */
#if defined(_MSC_VER) || defined(__BORLANDC__) || (defined(__WATCOMC__) && (__WATCOMC__ < 1200))
#	define snprintf _snprintf 
#	if !defined(HAVE_SNPRINTF)
#		define HAVE_SNPRINTF
#	endif
#endif
#if defined(HAVE_QUADMATH_H)
#	include <quadmath.h> /* for quadmath_snprintf() */
#endif
/* TODO: remove stdio.h and quadmath.h once snprintf gets replaced by own 
floting-point conversion implementation*/

/* number of bits in a byte */
#define NBBY    8               

/* Max number conversion buffer length: 
 * qse_intmax_t in base 2, plus NUL byte. */
#define MAXNBUF (QSE_SIZEOF(qse_intmax_t) * NBBY + 1)

enum
{
	/* integer */
	LF_C = (1 << 0),
	LF_H = (1 << 1),
	LF_J = (1 << 2),
	LF_L = (1 << 3),
	LF_Q = (1 << 4),
	LF_T = (1 << 5),
	LF_Z = (1 << 6),

	LF_I8  = (1 << 7),
	LF_I16 = (1 << 8),
	LF_I32 = (1 << 9),
	LF_I64 = (1 << 10),
	LF_I128 = (1 << 11),

	/* long double */
	LF_LD = (1 << 12),
	/* __float128 */
	LF_QD = (1 << 13)
};

static struct
{
	qse_uint8_t flag; /* for single occurrence */
	qse_uint8_t dflag; /* for double occurrence */
} lm_tab[26] = 
{
	{ 0,    0 }, /* a */
	{ 0,    0 }, /* b */
	{ 0,    0 }, /* c */
	{ 0,    0 }, /* d */
	{ 0,    0 }, /* e */
	{ 0,    0 }, /* f */
	{ 0,    0 }, /* g */
	{ LF_H, LF_C }, /* h */
	{ 0,    0 }, /* i */
	{ LF_J, 0 }, /* j */
	{ 0,    0 }, /* k */
	{ LF_L, LF_Q }, /* l */
	{ 0,    0 }, /* m */
	{ 0,    0 }, /* n */
	{ 0,    0 }, /* o */
	{ 0,    0 }, /* p */
	{ LF_Q, 0 }, /* q */
	{ 0,    0 }, /* r */
	{ 0,    0 }, /* s */
	{ LF_T, 0 }, /* t */
	{ 0,    0 }, /* u */
	{ 0,    0 }, /* v */
	{ 0,    0 }, /* w */
	{ 0,    0 }, /* z */
	{ 0,    0 }, /* y */
	{ LF_Z, 0 }, /* z */
};


enum 
{
	FLAGC_DOT       = (1 << 0),
	FLAGC_SPACE     = (1 << 1),
	FLAGC_SHARP     = (1 << 2),
	FLAGC_SIGN      = (1 << 3),
	FLAGC_LEFTADJ   = (1 << 4),
	FLAGC_ZEROPAD   = (1 << 5),
	FLAGC_WIDTH     = (1 << 6),
	FLAGC_PRECISION = (1 << 7),
	FLAGC_STAR1     = (1 << 8),
	FLAGC_STAR2     = (1 << 9),
	FLAGC_LENMOD    = (1 << 10) /* length modifier */
};

/* ------------------------------------------------------------------ */

static const qse_mchar_t* m_hex2ascii =
	QSE_MT("0123456789abcdefghijklmnopqrstuvwxyz");
static const qse_wchar_t* w_hex2ascii =
	QSE_WT("0123456789abcdefghijklmnopqrstuvwxyz");

/* ------------------------------------------------------------------ */

/* char_t a normal character type for the format
 * ochar_t is an opposite type to char_t 
 * uchar_t is a normal unsigned character type */

/* ------------------------------------------------------------------ */

#undef char_t
#undef uchar_t
#undef ochar_t
#undef T
#undef OT
#undef CONV_MAX
#undef toupper
#undef hex2ascii
#undef sprintn
#undef fmtout_t
#undef fmtout

#define char_t qse_mchar_t
#define uchar_t qse_mchau_t
#define ochar_t qse_wchar_t
#define T(x) QSE_MT(x)
#define OT(x) QSE_WT(x)
#define CONV_MAX QSE_MBLEN_MAX
#define toupper QSE_TOMUPPER
#define sprintn m_sprintn
#define fmtout_t qse_mfmtout_t
#define fmtout qse_mfmtout

#define hex2ascii(hex)  (m_hex2ascii[hex])

#include "fmt-out.h"

/* ------------------------------------------------------------------ */

#undef char_t
#undef uchar_t
#undef ochar_t
#undef T
#undef OT
#undef CONV_MAX
#undef toupper
#undef hex2ascii
#undef sprintn
#undef fmtout_t
#undef fmtout

#define char_t qse_wchar_t
#define uchar_t qse_wchau_t
#define ochar_t qse_mchar_t
#define T(x) QSE_WT(x)
#define OT(x) QSE_MT(x)
#define CONV_MAX 1
#define toupper QSE_TOWUPPER
#define sprintn w_sprintn
#define fmtout_t qse_wfmtout_t
#define fmtout qse_wfmtout

#define hex2ascii(hex)  (w_hex2ascii[hex])

#include "fmt-out.h"