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   1 /***************************************************************************
   2  *   Copyright (C) 2004, 2005 by Dominic Rath                              *
   3  *   Dominic.Rath@gmx.de                                                   *
   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; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  19  ***************************************************************************/
  20 #ifdef HAVE_CONFIG_H
  21 #include "config.h"
  22 #endif
  23
  24 #include "types.h"
  25 #include "command.h"
  26 #include "configuration.h"
  27 #include "log.h"
  28
  29 #include <stdio.h>
  30 #include <stdlib.h>
  31 #include <string.h>
  32
  33 static size_t num_config_files;
  34 static char** config_file_names;
  35
  36 static size_t num_script_dirs;
  37 static char** script_search_dirs;
  38
  39
  40 void add_script_search_dir (const char *dir)
  41 {
  42         num_script_dirs++;
  43         script_search_dirs = (char **)realloc(script_search_dirs, (num_script_dirs+1) * sizeof (char *));
  44
  45         script_search_dirs[num_script_dirs-1] = strdup(dir);
  46         script_search_dirs[num_script_dirs] = NULL;
  47 }
  48
  49 void add_config_file_name (const char *cfg)
  50 {
  51         num_config_files++;
  52         config_file_names = (char **)realloc(config_file_names, (num_config_files+1) * sizeof (char *));
  53
  54         config_file_names[num_config_files-1] = strdup(cfg);
  55         config_file_names[num_config_files] = NULL;
  56 }
  57
  58 FILE *open_file_from_path (command_context_t *cmd_ctx, char *file, char *mode)
  59 {
  60         FILE *fp = NULL;
  61         char **search_dirs = script_search_dirs;
  62         char *dir;
  63         char full_path[1024];
  64
  65         /* Check absolute and relative to current working dir first.
  66          * This keeps full_path reporting belowing working. */
  67         snprintf(full_path, 1024, "%s", file);
  68         fp = fopen(full_path, mode);
  69
  70         while (!fp)
  71         {
  72                 dir = *search_dirs++;
  73
  74                 if (!dir)
  75                         break;
  76
  77                 snprintf(full_path, 1024, "%s/%s", dir, file);
  78                 fp = fopen(full_path, mode);
  79         }
  80
  81         if (fp)
  82                 command_print(cmd_ctx, "opened %s", full_path);
  83
  84         return fp;
  85 }
  86
  87 int parse_config_file(struct command_context_s *cmd_ctx)
  88 {
  89         char **cfg;
  90         FILE *config_file;
  91
  92         if (!config_file_names)
  93                 add_config_file_name ("script openocd.cfg");
  94
  95         cfg = config_file_names;
  96
  97         while (*cfg)
  98         {
  99                 command_run_line(cmd_ctx, *cfg);
 100                 cfg++;
 101         }
 102
 103         return ERROR_OK;
 104 }