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polishing k and K in formatted output

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hyung-hwan 2019-03-16 04:48:25 +00:00
parent e06ffadd4e
commit 585633b26d
1 changed files with 31 additions and 11 deletions
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42
qse/lib/cmn/fmt-out.h
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@ -594,11 +594,23 @@ reswitch:
case T('k'): case T('k'):
case T('K'): case T('K'):
/* zeropad must not take effect for 's'. 'h' & 'l' doesn't take effect on 'k' */ {
int k_hex_width;
/* zeropad must not take effect for 's'.
* 'h' & 'l' is not used to differentiate qse_mchar_t and qse_wchar_t
* because 'k' means qse_byte_t.
* 'l', results in uppercase hexadecimal letters.
* 'h' drops the leading \x in the output
*/
if (flagc & FLAGC_ZEROPAD) padc = T(' '); if (flagc & FLAGC_ZEROPAD) padc = T(' ');
/*
no \x + printable as usual -> h, \x, all hex -> l
lowercase -> k, uppercase K */
/* with 'k' or 'K', i don't substitute "(null)" for the NULL pointer */ /* with 'k' or 'K', i don't substitute "(null)" for the NULL pointer */
bytep = va_arg(ap, qse_byte_t*); bytep = va_arg(ap, qse_byte_t*);
k_hex_width = (lm_flag & LF_H)? 2: 4;
if (ch == T('k')) if (ch == T('k'))
{ {
@ -611,18 +623,18 @@ reswitch:
{ {
for (n = 0; bytep[n]; n++) /* nothing */; for (n = 0; bytep[n]; n++) /* nothing */;
} }
width -= (n * 4); width -= (n * k_hex_width);
} }
else else
{ {
if (flagc & FLAGC_DOT) if (flagc & FLAGC_DOT)
{ {
/* if precision is specifed, it doesn't stop at the value of zero unlike 's' or 'S' */ /* if precision is specifed, it doesn't stop at the value of zero unlike 's' or 'S' */
for (n = 0; n < precision; n++) width -= QSE_ISPRINT(bytep[n])? 1: 4; for (n = 0; n < precision; n++) width -= QSE_ISMPRINT(bytep[n])? 1: k_hex_width;
} }
else else
{ {
for (n = 0; bytep[n]; n++) width -= QSE_ISPRINT(bytep[n])? 1: 4; for (n = 0; bytep[n]; n++) width -= QSE_ISMPRINT(bytep[n])? 1: k_hex_width;
} }
} }
@ -636,9 +648,12 @@ reswitch:
while (n--) while (n--)
{ {
qse_mchar_t xbuf[3]; qse_mchar_t xbuf[3];
qse_bytetombs (*bytep, xbuf, QSE_COUNTOF(xbuf), 16, QSE_MT('0')); qse_bytetombs (*bytep, xbuf, QSE_COUNTOF(xbuf), (16 | ((lm_flag & LF_L)? 0: QSE_BYTETOSTR_LOWERCASE)), QSE_MT('0'));
PUT_CHAR('\\'); if (!(lm_flag & LF_H))
PUT_CHAR('x'); {
PUT_CHAR('\\');
PUT_CHAR('x');
}
PUT_CHAR(xbuf[0]); PUT_CHAR(xbuf[0]);
PUT_CHAR(xbuf[1]); PUT_CHAR(xbuf[1]);
bytep++; bytep++;
@ -648,13 +663,17 @@ reswitch:
{ {
while (n--) while (n--)
{ {
if (QSE_ISPRINT(*bytep)) PUT_CHAR(*bytep); if (QSE_ISMPRINT(*bytep)) PUT_CHAR(*bytep);
else else
{ {
qse_mchar_t xbuf[3]; qse_mchar_t xbuf[3];
qse_bytetombs (*bytep, xbuf, QSE_COUNTOF(xbuf), 16, QSE_MT('0'));
PUT_CHAR('\\'); qse_bytetombs (*bytep, xbuf, QSE_COUNTOF(xbuf), (16 | ((lm_flag & LF_L)? 0: QSE_BYTETOSTR_LOWERCASE)), QSE_MT('0'));
PUT_CHAR('x'); if (!(lm_flag & LF_H))
{
PUT_CHAR('\\');
PUT_CHAR('x');
}
PUT_CHAR(xbuf[0]); PUT_CHAR(xbuf[0]);
PUT_CHAR(xbuf[1]); PUT_CHAR(xbuf[1]);
} }
@ -666,6 +685,7 @@ reswitch:
while (width--) PUT_CHAR(padc); while (width--) PUT_CHAR(padc);
} }
break; break;
}
case T('e'): case T('e'):
case T('E'): case T('E'):