mirror of https://github.com/pmret/papermario.git
60 lines
1.2 KiB
C
60 lines
1.2 KiB
C
#include "gcc/stdlib.h"
|
|
#include "gcc/string.h"
|
|
#include "libc/xstdio.h"
|
|
|
|
#define BUFF_LEN 0x18
|
|
|
|
static char ldigs[] = "0123456789abcdef";
|
|
static char udigs[] = "0123456789ABCDEF";
|
|
|
|
void _Litob(_Pft *args, char type) {
|
|
char buff[BUFF_LEN];
|
|
const char *digs;
|
|
s32 base;
|
|
s32 i;
|
|
unsigned long long ullval;
|
|
|
|
if (type == 'X') {
|
|
digs = udigs;
|
|
} else {
|
|
digs = ldigs;
|
|
}
|
|
|
|
base = (type == 'o') ? 8 : ((type != 'x' && type != 'X') ? 10 : 16);
|
|
i = BUFF_LEN;
|
|
ullval = args->v.ll;
|
|
|
|
if ((type == 'd' || type == 'i') && args->v.ll < 0) {
|
|
ullval = -ullval;
|
|
}
|
|
|
|
if (ullval != 0 || args->prec != 0) {
|
|
buff[--i] = digs[ullval % base];
|
|
}
|
|
|
|
args->v.ll = ullval / base;
|
|
|
|
while (args->v.ll > 0 && i > 0) {
|
|
lldiv_t qr = lldiv(args->v.ll, base);
|
|
|
|
args->v.ll = qr.quot;
|
|
buff[--i] = digs[qr.rem];
|
|
}
|
|
|
|
args->n1 = BUFF_LEN - i;
|
|
|
|
memcpy(args->s, buff + i, args->n1);
|
|
|
|
if (args->n1 < args->prec) {
|
|
args->nz0 = args->prec - args->n1;
|
|
}
|
|
|
|
if (args->prec < 0 && (args->flags & (FLAGS_ZERO | FLAGS_MINUS)) == FLAGS_ZERO) {
|
|
i = args->width - args->n0 - args->nz0 - args->n1;
|
|
|
|
if (i > 0) {
|
|
args->nz0 += i;
|
|
}
|
|
}
|
|
}
|