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