/* * GRUB -- GRand Unified Bootloader * Copyright (C) 2013 Free Software Foundation, Inc. * * GRUB is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * GRUB is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with GRUB. If not, see <http://www.gnu.org/licenses/>. */ #include <config-util.h> #include <config.h> #include <grub/util/misc.h> #include <grub/mm.h> #include <grub/misc.h> #include <grub/emu/misc.h> #include <grub/emu/hostdisk.h> #include <grub/emu/getroot.h> #include <string.h> #include <dos/dos.h> #include <dos/filesystem.h> #include <dos/exall.h> #include <proto/dos.h> #include <proto/exec.h> #include <devices/trackdisk.h> char * grub_make_system_path_relative_to_its_root (const char *path) { char *p; unsigned char *tmp; char *ret; BPTR lck; if (path[0] == '/' && path[1] == '/' && path[2] == ':') return xstrdup (path); tmp = xmalloc (2048); lck = Lock ((const unsigned char *) path, SHARED_LOCK); if (!lck || !NameFromLock (lck, tmp, 2040)) { free (tmp); tmp = (unsigned char *) xstrdup (path); } if (lck) UnLock (lck); p = strchr ((char *) tmp, ':'); if (!p) return (char *) tmp; if (p[1] == '/' || p[1] == '\0') { ret = xstrdup (p + 1); } else { ret = xmalloc (strlen (p + 1) + 2); ret[0] = '/'; strcpy (ret + 1, p + 1); } free (tmp); return ret; }