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Added request amb76 - hex format specifier (%x and %X)

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This commit is contained in:
Scott Ehlert 2007-03-14 02:16:09 +00:00
parent e3217964c4
commit edaf960407
1 changed files with 72 additions and 0 deletions
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72
amxmodx/format.cpp
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@ -18,6 +18,7 @@
#define SHORTINT 0x00000040 /* short integer */
#define ZEROPAD 0x00000080 /* zero (as opposed to blank) pad */
#define FPT 0x00000100 /* floating point number */
#define UPPERDIGITS 0x00000200 /* make alpha digits uppercase */
#define to_digit(c) ((c) - '0')
#define is_digit(c) ((unsigned)to_digit(c) <= 9)
#define to_char(n) ((n) + '0')
@ -326,6 +327,66 @@ void AddInt(U **buf_p, size_t &maxlen, int val, int width, int flags)
*buf_p = buf;
}
template <typename U>
void AddHex(U **buf_p, size_t &maxlen, unsigned int val, int width, int flags)
{
U text[32];
int digits;
U *buf;
U digit;
int hexadjust;
if (flags & UPPERDIGITS)
{
hexadjust = 'A' - '9' - 1;
} else {
hexadjust = 'a' - '9' - 1;
}
digits = 0;
do
{
digit = ('0' + val % 16);
if (digit > '9')
{
digit += hexadjust;
}
text[digits++] = digit;
val /= 16;
} while (val);
buf = *buf_p;
if( !(flags & LADJUST) )
{
while (digits < width && maxlen)
{
*buf++ = (flags & ZEROPAD) ? '0' : ' ';
width--;
maxlen--;
}
}
while (digits-- && maxlen)
{
*buf++ = text[digits];
width--;
maxlen--;
}
if (flags & LADJUST)
{
while (width-- && maxlen)
{
*buf++ = (flags & ZEROPAD) ? '0' : ' ';
maxlen--;
}
}
*buf_p = buf;
}
template <typename D, typename S>
size_t atcprintf(D *buffer, size_t maxlen, const S *format, AMX *amx, cell *params, int *param)
{
@ -422,6 +483,17 @@ reswitch:
AddFloat(&buf_p, llen, amx_ctof(*get_amxaddr(amx, params[arg])), width, prec);
arg++;
break;
case 'X':
CHECK_ARGS(0);
flags |= UPPERDIGITS;
AddHex(&buf_p, llen, static_cast<unsigned int>(*get_amxaddr(amx, params[arg])), width, flags);
arg++;
break;
case 'x':
CHECK_ARGS(0);
AddHex(&buf_p, llen, static_cast<unsigned int>(*get_amxaddr(amx, params[arg])), width, flags);
arg++;
break;
case 's':
CHECK_ARGS(0);
if (amx->flags & AMX_FLAG_OLDFILE)