801bd11b2606708ffb981afeef3682596582afe0
[openocd.git] / src / helper / options.c
1 /***************************************************************************
2 * Copyright (C) 2004, 2005 by Dominic Rath *
3 * Dominic.Rath@gmx.de *
4 * *
5 * Copyright (C) 2007,2008 √ėyvind 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 "configuration.h"
28 #include "log.h"
29 #include "server.h"
30
31 #include <getopt.h>
32
33 static int help_flag, version_flag;
34
35 static struct option long_options[] =
36 {
37 {"help", no_argument, &help_flag, 1},
38 {"version", no_argument, &version_flag, 1},
39 {"debug", optional_argument, 0, 'd'},
40 {"file", required_argument, 0, 'f'},
41 {"search", required_argument, 0, 's'},
42 {"log_output", required_argument, 0, 'l'},
43 {"command", required_argument, 0, 'c'},
44 {"pipe", no_argument, 0, 'p'},
45 {0, 0, 0, 0}
46 };
47
48 int configuration_output_handler(struct command_context_s *context, const char* line)
49 {
50 LOG_USER_N("%s", line);
51
52 return ERROR_OK;
53 }
54
55 int add_default_dirs(void)
56 {
57 #ifdef _WIN32
58 /* Add the parent of the directory where openocd.exe resides to the
59 * config script search path.
60 * Directory layout:
61 * bin\openocd.exe
62 * lib\openocd
63 * event\at91eb40a_reset.cfg
64 * target\at91eb40a.cfg
65 */
66 {
67 char strExePath [MAX_PATH];
68 GetModuleFileName (NULL, strExePath, MAX_PATH);
69 /* Either this code will *always* work or it will SEGFAULT giving
70 * excellent information on the culprit.
71 */
72 *strrchr(strExePath, '\\')=0;
73 strcat(strExePath, "\\..");
74 add_script_search_dir(strExePath);
75 }
76 /*
77 * Add support for the default (as of 20080121) layout when
78 * using autotools and cygwin to build native MinGW binary.
79 * Path separator is converted to UNIX style so that MinGW is
80 * pleased.
81 *
82 * bin/openocd.exe
83 * lib/openocd/event/at91eb40a_reset.cfg
84 * lib/openocd/target/at91eb40a.cfg
85 */
86 {
87 char strExePath [MAX_PATH];
88 char *p;
89 GetModuleFileName (NULL, strExePath, MAX_PATH);
90 *strrchr(strExePath, '\\')=0;
91 strcat(strExePath, "/../lib/"PACKAGE);
92 for(p=strExePath; *p; p++) {
93 if(*p == '\\')
94 *p = '/';
95 }
96 add_script_search_dir(strExePath);
97 }
98 #else
99 /* Add dir for openocd supplied scripts last so that user can over
100 ride those scripts if desired. */
101 add_script_search_dir(PKGDATADIR);
102 add_script_search_dir(PKGLIBDIR);
103 #endif
104 return ERROR_OK;
105 }
106
107 int parse_cmdline_args(struct command_context_s *cmd_ctx, int argc, char *argv[])
108 {
109 int c;
110 char command_buffer[128];
111
112 while (1)
113 {
114 /* getopt_long stores the option index here. */
115 int option_index = 0;
116
117 c = getopt_long(argc, argv, "hvd::l:f:s:c:p", long_options, &option_index);
118
119 /* Detect the end of the options. */
120 if (c == -1)
121 break;
122
123 switch (c)
124 {
125 case 0:
126 break;
127 case 'h': /* --help | -h */
128 help_flag = 1;
129 break;
130 case 'v': /* --version | -v */
131 version_flag = 1;
132 break;
133 case 'f': /* --file | -f */
134 {
135 snprintf(command_buffer, 128, "script {%s}", optarg);
136 add_config_command(command_buffer);
137 break;
138 }
139 case 's': /* --search | -s */
140 add_script_search_dir(optarg);
141 break;
142 case 'd': /* --debug | -d */
143 if (optarg)
144 snprintf(command_buffer, 128, "debug_level %s", optarg);
145 else
146 snprintf(command_buffer, 128, "debug_level 3");
147 command_run_line(cmd_ctx, command_buffer);
148 break;
149 case 'l': /* --log_output | -l */
150 if (optarg)
151 {
152 snprintf(command_buffer, 128, "log_output %s", optarg);
153 command_run_line(cmd_ctx, command_buffer);
154 }
155 break;
156 case 'c': /* --command | -c */
157 if (optarg)
158 {
159 add_config_command(optarg);
160 }
161 break;
162 case 'p': /* --pipe | -p */
163 #if BUILD_ECOSBOARD == 1
164 /* pipes unsupported on hosted platforms */
165 LOG_WARNING("pipes not supported on this platform");
166 #else
167 server_use_pipes = 1;
168 #endif
169 break;
170 }
171 }
172
173 if (help_flag)
174 {
175 LOG_OUTPUT("Open On-Chip Debugger\n(c) 2005-2008 by Dominic Rath\n\n");
176 LOG_OUTPUT("--help | -h\tdisplay this help\n");
177 LOG_OUTPUT("--version | -v\tdisplay OpenOCD version\n");
178 LOG_OUTPUT("--file | -f\tuse configuration file <name>\n");
179 LOG_OUTPUT("--search | -s\tdir to search for config files and scripts\n");
180 LOG_OUTPUT("--debug | -d\tset debug level <0-3>\n");
181 LOG_OUTPUT("--log_output | -l\tredirect log output to file <name>\n");
182 LOG_OUTPUT("--command | -c\trun <command>\n");
183 LOG_OUTPUT("--pipe | -p\tuse pipes for gdb communication\n");
184 exit(-1);
185 }
186
187 if (version_flag)
188 {
189 /* Nothing to do, version gets printed automatically. */
190 // It is not an error to request the VERSION number.
191 exit(0);
192 }
193
194 return ERROR_OK;
195 }