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/*******************************************************************/
/* slibtool: a skinny libtool implementation, written in C */
/* Copyright (C) 2016--2021 Z. Gilboa */
/* Released under the Standard MIT License; see COPYING.SLIBTOOL. */
/*******************************************************************/
#ifndef SLIBTOOL_READLINK_IMPL_H
#define SLIBTOOL_READLINK_IMPL_H
#include <unistd.h>
#include <errno.h>
static inline int slbt_readlinkat(
int fdcwd,
const char * restrict path,
char * restrict buf,
ssize_t bufsize)
{
ssize_t ret;
if ((ret = readlinkat(fdcwd,path,buf,bufsize)) <= 0) {
return -1;
} else if (ret == bufsize) {
errno = ENOBUFS;
return -1;
} else {
buf[ret] = 0;
return 0;
}
}
#endif
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