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