Skip to content

S
Software for White Rabbit PTP Core
Commit dc5b0465 authored by Adam Wujek's avatar Adam Wujek 💬 Committed by Grzegorz Daniluk
Browse files
Options

pp-printf: add support for precision greather than 9 

Signed-off-by: Adam Wujek's avatarAdam Wujek <adam.wujek@cern.ch>
parent cbe72cab
Hide whitespace changes
Inline Side-by-side
Showing with 14 additions and 7 deletions
pp_printf/vsprintf-xint.c
View file @ dc5b0465
......@@ -13,6 +13,9 @@ static int number(char *out, unsigned value, int base, int lead, int wid)
char tmp[16];
int i = 16, ret, negative = 0;
if (wid == 0)
wid = 1;
/* No error checking at all: it is as ugly as possible */
if ((signed)value < 0 && base == 10) {
negative = 1;
......@@ -51,23 +54,27 @@ int pp_vsprintf(char *buf, const char *fmt, va_list args)
base = 10;
lead = ' ';
wid = 1;
wid = 0;
repeat:
fmt++; /* Skip '%' initially, other stuff later */
switch(*fmt) {
case '\0':
goto ret;
case '0':
lead = '0';
goto repeat;
case '*':
/* should be precision, just eat it */
base = va_arg(args, int);
/* fall through: discard unknown stuff */
case '0':
if (wid == 0) {
lead = '0';
goto repeat;
} /* else go to default */
default:
if (*fmt >= '1' && *fmt <= '9')
wid = *fmt - '0';
if (*fmt >= '0' && *fmt <= '9') {
/* decimal shift left */
wid *= 10;
wid += *fmt - '0';
}
goto repeat;
/* Special cases for conversions */
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment