src/helper/options.c

   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 <getopt.h>
  32 #include <string.h>
  33
  34
  35 static int help_flag;
  36
  37 static struct option long_options[] =
  38 {
  39         {"help",                        no_argument,    &help_flag, 1},
  40
  41         {"debug",                       optional_argument,      0, 'd'},
  42         {"file",                        required_argument,      0, 'f'},
  43         {"search",                      required_argument,      0, 's'},
  44         {"log_output",          required_argument,      0, 'l'},
  45         {"command",                     required_argument,      0, 'c'},
  46
  47         {0, 0, 0, 0}
  48 };
  49
  50
  51
  52 int configuration_output_handler(struct command_context_s *context, char* line)
  53 {
  54         INFO(line);
  55
  56         return ERROR_OK;
  57 }
  58
  59
  60 int parse_cmdline_args(struct command_context_s *cmd_ctx, int argc, char *argv[])
  61 {
  62         int c;
  63         char command_buffer[128];
  64
  65         while (1)
  66         {
  67                 /* getopt_long stores the option index here. */
  68                 int option_index = 0;
  69
  70                 c = getopt_long(argc, argv, "hd::l:f:s:c:", long_options, &option_index);
  71
  72                 /* Detect the end of the options. */
  73                 if (c == -1)
  74                         break;
  75
  76                 switch (c)
  77                 {
  78                         case 0:
  79                                 break;
  80                         case 'h':       /* --help | -h */
  81                                 help_flag = 1;
  82                                 break;
  83                         case 'f':       /* --file | -f */
  84                                 snprintf(command_buffer, 128, "script %s", optarg);
  85                                 add_config_file_name(command_buffer);
  86                                 break;
  87                         case 's':       /* --search | -s */
  88                                 add_script_search_dir(optarg);
  89                                 break;
  90                         case 'd':       /* --debug | -d */
  91                                 if (optarg)
  92                                         snprintf(command_buffer, 128, "debug_level %s", optarg);
  93                                 else
  94                                         snprintf(command_buffer, 128, "debug_level 3");
  95                                 command_run_line(cmd_ctx, command_buffer);
  96                                 break;
  97                         case 'l':       /* --log_output | -l */
  98                                 if (optarg)
  99                                 {
 100                                         snprintf(command_buffer, 128, "log_output %s", optarg);
 101                                         command_run_line(cmd_ctx, command_buffer);
 102                                 }
 103                                 break;
 104                         case 'c':       /* --command | -c */
 105                                 if (optarg)
 106                                 {
 107                                         add_config_file_name(optarg);
 108                                 }
 109                                 break;
 110
 111                 }
 112         }
 113
 114         if (help_flag)
 115         {
 116                 OUTPUT("Open On-Chip Debugger\n(c) 2005 by Dominic Rath\n\n");
 117                 OUTPUT("--help       | -h\tdisplay this help\n");
 118                 OUTPUT("--file       | -f\tuse configuration file <name>\n");
 119                 OUTPUT("--search     | -s\tdir to search for config files and scripts.\n");
 120                 OUTPUT("--debug      | -d\tset debug level <0-3>\n");
 121                 OUTPUT("--log_output | -l\tredirect log output to file <name>\n");
 122                 OUTPUT("--command    | -c\trun <command>\n");
 123                 exit(-1);
 124         }
 125
 126 #ifdef _WIN32
 127         /* Add the parent of the directory where openocd.exe resides to the
 128          * config script search path.
 129          * Directory layout:
 130          * bin\openocd.exe
 131          * lib\openocd
 132          * event\at91eb40a_reset.cfg
 133          * target\at91eb40a.cfg
 134          */
 135         {
 136                 char strExePath [MAX_PATH];
 137                 GetModuleFileName (NULL, strExePath, MAX_PATH);
 138                 /* Either this code will *always* work or it will SEGFAULT giving
 139                  * excellent information on the culprit.
 140                  */
 141                 *strrchr(strExePath, '\\')=0;
 142                 strcat(strExePath, "\\..");
 143                 add_script_search_dir(strExePath);
 144         }
 145 #else
 146         /* Add dir for openocd supplied scripts last so that user can over
 147            ride those scripts if desired. */
 148         add_script_search_dir(PKGDATADIR);
 149         add_script_search_dir(PKGLIBDIR);
 150 #endif
 151
 152         return ERROR_OK;
 153 }