linux/tools/lib/vsprintf.c

45 lines
900 B
C

// SPDX-License-Identifier: GPL-2.0
#include <sys/types.h>
#include <linux/kernel.h>
#include <stdio.h>
int vscnprintf(char *buf, size_t size, const char *fmt, va_list args)
{
int i = vsnprintf(buf, size, fmt, args);
ssize_t ssize = size;
return (i >= ssize) ? (ssize - 1) : i;
}
int scnprintf(char * buf, size_t size, const char * fmt, ...)
{
ssize_t ssize = size;
va_list args;
int i;
va_start(args, fmt);
i = vsnprintf(buf, size, fmt, args);
va_end(args);
return (i >= ssize) ? (ssize - 1) : i;
}
int scnprintf_pad(char * buf, size_t size, const char * fmt, ...)
{
ssize_t ssize = size;
va_list args;
int i;
va_start(args, fmt);
i = vscnprintf(buf, size, fmt, args);
va_end(args);
if (i < (int) size) {
for (; i < (int) size; i++)
buf[i] = ' ';
buf[i] = 0x0;
}
return (i >= ssize) ? (ssize - 1) : i;
}