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/***************************************************************************
* Copyright (C) 2004, 2005 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
* Copyright (C) 2007-2010 Øyvind Harboe *
* oyvind.harboe@zylin.com *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "configuration.h"
#include "log.h"
#include "command.h"
#include <getopt.h>
static int help_flag, version_flag;
static const struct option long_options[] = {
{"help", no_argument, &help_flag, 1},
{"version", no_argument, &version_flag, 1},
{"debug", optional_argument, 0, 'd'},
{"file", required_argument, 0, 'f'},
{"search", required_argument, 0, 's'},
{"log_output", required_argument, 0, 'l'},
{"command", required_argument, 0, 'c'},
{"pipe", no_argument, 0, 'p'},
{0, 0, 0, 0}
};
int configuration_output_handler(struct command_context *context, const char *line)
{
LOG_USER_N("%s", line);
return ERROR_OK;
}
#ifdef _WIN32
static char *find_suffix(const char *text, const char *suffix)
{
size_t text_len = strlen(text);
size_t suffix_len = strlen(suffix);
if (suffix_len == 0)
return (char *)text + text_len;
if (suffix_len > text_len || strncmp(text + text_len - suffix_len, suffix, suffix_len) != 0)
return NULL; /* Not a suffix of text */
return (char *)text + text_len - suffix_len;
}
#endif
static void add_default_dirs(void)
{
const char *run_prefix;
char *path;
#ifdef _WIN32
char strExePath[MAX_PATH];
GetModuleFileName(NULL, strExePath, MAX_PATH);
/* Strip executable file name, leaving path */
*strrchr(strExePath, '\\') = '\0';
/* Convert path separators to UNIX style, should work on Windows also. */
for (char *p = strExePath; *p; p++) {
if (*p == '\\')
*p = '/';
}
char *end_of_prefix = find_suffix(strExePath, BINDIR);
if (end_of_prefix != NULL)
*end_of_prefix = '\0';
run_prefix = strExePath;
#else
run_prefix = "";
#endif
LOG_DEBUG("bindir=%s", BINDIR);
LOG_DEBUG("pkgdatadir=%s", PKGDATADIR);
LOG_DEBUG("run_prefix=%s", run_prefix);
/*
* The directory containing OpenOCD-supplied scripts should be
* listed last in the built-in search order, so the user can
* override these scripts with site-specific customizations.
*/
const char *home = getenv("HOME");
if (home) {
path = alloc_printf("%s/.openocd", home);
if (path) {
add_script_search_dir(path);
free(path);
}
}
path = getenv("OPENOCD_SCRIPTS");
if (path)
add_script_search_dir(path);
#ifdef _WIN32
const char *appdata = getenv("APPDATA");
if (appdata) {
path = alloc_printf("%s/OpenOCD", appdata);
if (path) {
add_script_search_dir(path);
free(path);
}
}
#endif
path = alloc_printf("%s%s%s", run_prefix, PKGDATADIR, "/site");
if (path) {
add_script_search_dir(path);
free(path);
}
path = alloc_printf("%s%s%s", run_prefix, PKGDATADIR, "/scripts");
if (path) {
add_script_search_dir(path);
free(path);
}
}
int parse_cmdline_args(struct command_context *cmd_ctx, int argc, char *argv[])
{
int c;
while (1) {
/* getopt_long stores the option index here. */
int option_index = 0;
c = getopt_long(argc, argv, "hvd::l:f:s:c:p", long_options, &option_index);
/* Detect the end of the options. */
if (c == -1)
break;
switch (c) {
case 0:
break;
case 'h': /* --help | -h */
help_flag = 1;
break;
case 'v': /* --version | -v */
version_flag = 1;
break;
case 'f': /* --file | -f */
{
char *command = alloc_printf("script {%s}", optarg);
add_config_command(command);
free(command);
break;
}
case 's': /* --search | -s */
add_script_search_dir(optarg);
break;
case 'd': /* --debug | -d */
{
char *command = alloc_printf("debug_level %s", optarg ? optarg : "3");
command_run_line(cmd_ctx, command);
free(command);
break;
}
case 'l': /* --log_output | -l */
if (optarg) {
char *command = alloc_printf("log_output %s", optarg);
command_run_line(cmd_ctx, command);
free(command);
}
break;
case 'c': /* --command | -c */
if (optarg)
add_config_command(optarg);
break;
case 'p':
/* to replicate the old syntax this needs to be synchronous
* otherwise the gdb stdin will overflow with the warning message */
command_run_line(cmd_ctx, "gdb_port pipe; log_output openocd.log");
LOG_WARNING("deprecated option: -p/--pipe. Use '-c \"gdb_port pipe; "
"log_output openocd.log\"' instead.");
break;
}
}
if (help_flag) {
LOG_OUTPUT("Open On-Chip Debugger\nLicensed under GNU GPL v2\n");
LOG_OUTPUT("--help | -h\tdisplay this help\n");
LOG_OUTPUT("--version | -v\tdisplay OpenOCD version\n");
LOG_OUTPUT("--file | -f\tuse configuration file <name>\n");
LOG_OUTPUT("--search | -s\tdir to search for config files and scripts\n");
LOG_OUTPUT("--debug | -d\tset debug level <0-3>\n");
LOG_OUTPUT("--log_output | -l\tredirect log output to file <name>\n");
LOG_OUTPUT("--command | -c\trun <command>\n");
exit(-1);
}
if (version_flag) {
/* Nothing to do, version gets printed automatically. */
/* It is not an error to request the VERSION number. */
exit(0);
}
/* paths specified on the command line take precedence over these
* built-in paths
*/
add_default_dirs();
return ERROR_OK;
}
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