/*
* Copyright (c) 2017 Stefan Sperling <stsp@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <limits.h>
#include <stdlib.h>
#include <unistd.h>
#include <stdio.h>
#include <string.h>
int
got_path_is_absolute(const char *path)
{
return path[0] == '/';
}
char *
got_path_get_absolute(const char *relpath)
{
char cwd[PATH_MAX];
char *abspath;
if (getcwd(cwd, sizeof(cwd)) == NULL)
return NULL;
if (asprintf(&abspath, "%s/%s/", cwd, relpath) == -1)
return NULL;
return abspath;
}
char *
got_path_normalize(const char *path)
{
char *resolved;
resolved = realpath(path, NULL);
if (resolved == NULL)
return NULL;
if (!got_path_is_absolute(resolved)) {
char *abspath = got_path_get_absolute(resolved);
free(resolved);
resolved = abspath;
}
return resolved;
}
