hush/libbb/concat_path_file.c
Denys Vlasenko 0ef64bdb40 *: make GNU licensing statement forms more regular
This change retains "or later" state! No licensing _changes_ here,
only form is adjusted (article, space between "GPL" and "v2" and so on).

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-08-16 20:14:46 +02:00

30 lines
695 B
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 source tree.
*/
/* 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);
}