/* Create a directory, allowing for creation of intermediate directories as
* needed. Will leave directory structure partially created if intermediate
* directory creation fails.
*/
int
zt_mkdir(const char * path, mode_t mode, zt_mkdir_flags flags) {
ssize_t len;
char cpath[PATH_MAX + 1];
ssize_t offt;
struct stat sbuf;
ssize_t pslen;
errno = 0;
AGAIN:
if (mkdir(path, mode) != 0) {
if (errno == EEXIST) {
return 0;
}
if (!ZT_BIT_ISSET(flags, zt_mkdir_create_parent)) {
/* could not create dir and create parents not set */
zt_log_strerror(zt_log_err, errno, "could not create dir: %s", path);
return -1;
}
pslen = strlen(PATH_SEPERATOR);
len = strlen(path);
memset(cpath, 0, sizeof(cpath));
offt = 0;
while (len > offt) {
offt = zt_cstr_find(path, offt, -1, PATH_SEPERATOR);
if (offt == -1) {
/* end of path */
break;
}
memcpy(cpath, path, MIN(sizeof(cpath), (size_t)offt));
offt += pslen;
if (offt == pslen || stat(cpath, &sbuf) == 0) {
/* path exists or we are looking at the root */
continue;
}
if (mkdir(cpath, mode) != 0) {
/* Cannot proceed, return error */
return -1;
}
}
goto AGAIN;
}
return 0;
} /* zt_mkdir */
static int one_is_white(zt_gc_collectable_t *mark)
{
return ZT_BIT_ISSET(mark->colour, colour); /* mark->colour == 1 ? 1 : 0; */
}
