ndhc/nk/copy_cmdarg.h
Nicholas J. Kain 1732bccccc Relicense as MIT.
It's a lot more common than BSD 2-clause it is both compatible
and nearly identical in effect.
2022-02-06 20:05:29 -05:00

22 lines
611 B
C

// Copyright 2015 Nicholas J. Kain <njkain at gmail dot com>
// SPDX-License-Identifier: MIT
#ifndef NCMLIB_COPY_CMDARG_H_
#define NCMLIB_COPY_CMDARG_H_
#include <stdio.h>
#include <stdlib.h>
#include "nk/log.h"
static inline void copy_cmdarg(char *dest, const char *src,
size_t destlen, const char *argname)
{
ssize_t olen = snprintf(dest, destlen, "%s", src);
if (olen < 0)
suicide("snprintf failed on %s; your system is broken?", argname);
if ((size_t)olen >= destlen)
suicide("snprintf would truncate %s arg; it's too long", argname);
}
#endif