busybox/libbb/concat_path_file.c

/* vi: set sw=4 ts=4: */
/*
 * Utility routines.
 *
 * Copyright (C) many different people.
 * If you wrote this, please acknowledge your work.
 *
 * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
 */

/* Concatenate path and filename to new allocated buffer.
 * Add '/' only as needed (no duplicate // are produced).
 * If path is NULL, it is assumed to be "/".
 * filename should not be NULL.
 */

#include "libbb.h"

char* FAST_FUNC concat_path_file(const char *path, const char *filename)
{
	char *lc;

	if (!path)
		path = "";
	lc = last_char_is(path, '/');
	while (*filename == '/')
		filename++;
	return xasprintf("%s%s%s", path, (lc==NULL ? "/" : ""), filename);
}
1	/* vi: set sw=4 ts=4: */
2	/*
3	* Utility routines.
4	*
5	* Copyright (C) many different people.
6	* If you wrote this, please acknowledge your work.
7	*
8	* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
9	*/
10
11	/* Concatenate path and filename to new allocated buffer.
12	* Add '/' only as needed (no duplicate // are produced).
13	* If path is NULL, it is assumed to be "/".
14	* filename should not be NULL.
15	*/
16
17	#include "libbb.h"
18
19	char* FAST_FUNC concat_path_file(const char path, const char filename)
20	{
21	char *lc;
22
23	if (!path)
24	path = "";
25	lc = last_char_is(path, '/');
26	while (*filename == '/')
27	filename++;
28	return xasprintf("%s%s%s", path, (lc==NULL ? "/" : ""), filename);
29	}