summaryrefslogtreecommitdiff
path: root/src/internal/slibtool_readlink_impl.h
blob: c511147338c879d7d9c0e3877f818762a3ec26f0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
/*******************************************************************/
/*  slibtool: a skinny libtool implementation, written in C        */
/*  Copyright (C) 2016  Z. Gilboa                                  */
/*  Released under the Standard MIT License; see COPYING.SLIBTOOL. */
/*******************************************************************/

#include <unistd.h>

static inline int slbt_readlink(
	const char *	restrict path,
	char *		restrict buf,
	ssize_t		bufsize)
{
	ssize_t ret;

	if ((ret = readlink(path,buf,bufsize)) <= 0)
		return -1;
	else if (ret == bufsize)
		return -1;
	else {
		buf[ret] = 0;
		return 0;
	}
}