core/fs/newconfig.c

   1 /* ----------------------------------------------------------------------- *
   2  *
   3  *   Copyright 2010 Intel Corporation; author: H. Peter Anvin
   4  *
   5  *   This program is free software; you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License as published by
   7  *   the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
   8  *   Boston MA 02110-1301, USA; either version 2 of the License, or
   9  *   (at your option) any later version; incorporated herein by reference.
  10  *
  11  * ----------------------------------------------------------------------- */
  12
  13 /*
  14  * newconfig.c
  15  *
  16  * Load a new configuration file
  17  */
  18
  19 #include "core.h"
  20 #include "fs.h"
  21
  22 void pm_is_config_file(com32sys_t *regs)
  23 {
  24     char target_cwd[FILENAME_MAX];
  25     const char *p;
  26
  27     (void)regs;
  28
  29     /* Save configuration file as an absolute path for posterity */
  30     realpath(ConfigName, KernelName, FILENAME_MAX);
  31
  32     /* If we got anything on the command line, do a chdir */
  33     p = cmd_line;
  34     while (*p && !not_whitespace(*p))
  35         p++;
  36
  37     if (*p) {
  38         mangle_name(target_cwd, p);
  39         chdir(target_cwd);
  40     }
  41 }