src/helper/options.c

   1 /***************************************************************************
   2  *   Copyright (C) 2004, 2005 by Dominic Rath                              *
   3  *   Dominic.Rath@gmx.de                                                   *
   4  *                                                                         *
   5  *   Copyright (C) 2007,2008 Øyvind Harboe                                      *
   6  *   oyvind.harboe@zylin.com                                               *
   7  *                                                                         *
   8  *   This program is free software; you can redistribute it and/or modify  *
   9  *   it under the terms of the GNU General Public License as published by  *
  10  *   the Free Software Foundation; either version 2 of the License, or     *
  11  *   (at your option) any later version.                                   *
  12  *                                                                         *
  13  *   This program is distributed in the hope that it will be useful,       *
  14  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  15  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  16  *   GNU General Public License for more details.                          *
  17  *                                                                         *
  18  *   You should have received a copy of the GNU General Public License     *
  19  *   along with this program; if not, write to the                         *
  20  *   Free Software Foundation, Inc.,                                       *
  21  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  22  ***************************************************************************/
  23 #ifdef HAVE_CONFIG_H
  24 #include "config.h"
  25 #endif
  26
  27 #include "types.h"
  28 #include "command.h"
  29 #include "configuration.h"
  30 #include "log.h"
  31
  32 #include <stdio.h>
  33 #include <stdlib.h>
  34 #include <getopt.h>
  35 #include <string.h>
  36
  37 static int help_flag, version_flag;
  38
  39 static struct option long_options[] =
  40 {
  41         {"help",        no_argument,            &help_flag,     1},
  42         {"version",     no_argument,            &version_flag,  1},
  43         {"debug",       optional_argument,      0,              'd'},
  44         {"file",        required_argument,      0,              'f'},
  45         {"search",      required_argument,      0,              's'},
  46         {"log_output",  required_argument,      0,              'l'},
  47         {"command",     required_argument,      0,              'c'},
  48         {0, 0, 0, 0}
  49 };
  50
  51 int configuration_output_handler(struct command_context_s *context, const char* line)
  52 {
  53         LOG_USER_N(line);
  54
  55         return ERROR_OK;
  56 }
  57
  58 int add_default_dirs(void)
  59 {
  60 #ifdef _WIN32
  61         /* Add the parent of the directory where openocd.exe resides to the
  62          * config script search path.
  63          * Directory layout:
  64          * bin\openocd.exe
  65          * lib\openocd
  66          * event\at91eb40a_reset.cfg
  67          * target\at91eb40a.cfg
  68          */
  69         {
  70                 char strExePath [MAX_PATH];
  71                 GetModuleFileName (NULL, strExePath, MAX_PATH);
  72                 /* Either this code will *always* work or it will SEGFAULT giving
  73                  * excellent information on the culprit.
  74                  */
  75                 *strrchr(strExePath, '\\')=0;
  76                 strcat(strExePath, "\\..");
  77                 add_script_search_dir(strExePath);
  78         }
  79 #else
  80         /* Add dir for openocd supplied scripts last so that user can over
  81            ride those scripts if desired. */
  82         add_script_search_dir(PKGDATADIR);
  83         add_script_search_dir(PKGLIBDIR);
  84 #endif
  85         return ERROR_OK;
  86 }
  87
  88 int parse_cmdline_args(struct command_context_s *cmd_ctx, int argc, char *argv[])
  89 {
  90         int c;
  91         char command_buffer[128];
  92
  93         while (1)
  94         {
  95                 /* getopt_long stores the option index here. */
  96                 int option_index = 0;
  97
  98                 c = getopt_long(argc, argv, "hvd::l:f:s:c:", long_options, &option_index);
  99
 100                 /* Detect the end of the options. */
 101                 if (c == -1)
 102                         break;
 103
 104                 switch (c)
 105                 {
 106                         case 0:
 107                                 break;
 108                         case 'h':       /* --help | -h */
 109                                 help_flag = 1;
 110                                 break;
 111                         case 'v':       /* --version | -v */
 112                                 version_flag = 1;
 113                                 break;
 114                         case 'f':       /* --file | -f */
 115                         {
 116                                 snprintf(command_buffer, 128, "script {%s}", optarg);
 117                                 add_config_command(command_buffer);
 118                                 break;
 119                         }
 120                         case 's':       /* --search | -s */
 121                                 add_script_search_dir(optarg);
 122                                 break;
 123                         case 'd':       /* --debug | -d */
 124                                 if (optarg)
 125                                         snprintf(command_buffer, 128, "debug_level %s", optarg);
 126                                 else
 127                                         snprintf(command_buffer, 128, "debug_level 3");
 128                                 command_run_line(cmd_ctx, command_buffer);
 129                                 break;
 130                         case 'l':       /* --log_output | -l */
 131                                 if (optarg)
 132                                 {
 133                                         snprintf(command_buffer, 128, "log_output %s", optarg);
 134                                         command_run_line(cmd_ctx, command_buffer);
 135                                 }
 136                                 break;
 137                         case 'c':       /* --command | -c */
 138                                 if (optarg)
 139                                 {
 140                                         add_config_command(optarg);
 141                                 }
 142                                 break;
 143
 144                 }
 145         }
 146
 147         if (help_flag)
 148         {
 149                 LOG_OUTPUT("Open On-Chip Debugger\n(c) 2005-2008 by Dominic Rath\n\n");
 150                 LOG_OUTPUT("--help       | -h\tdisplay this help\n");
 151                 LOG_OUTPUT("--version    | -v\tdisplay OpenOCD version\n");
 152                 LOG_OUTPUT("--file       | -f\tuse configuration file <name>\n");
 153                 LOG_OUTPUT("--search     | -s\tdir to search for config files and scripts\n");
 154                 LOG_OUTPUT("--debug      | -d\tset debug level <0-3>\n");
 155                 LOG_OUTPUT("--log_output | -l\tredirect log output to file <name>\n");
 156                 LOG_OUTPUT("--command    | -c\trun <command>\n");
 157                 exit(-1);
 158         }
 159
 160         if (version_flag)
 161         {
 162                 /* Nothing to do, version gets printed automatically. */
 163                 exit(-1);
 164         }
 165
 166
 167         return ERROR_OK;
 168 }