From 95df797b2e711286e3909a7d25e36519d5a6e335 Mon Sep 17 00:00:00 2001 From: ntfreak Date: Tue, 19 Feb 2008 20:04:57 +0000 Subject: - add search paths via new arg -s (-search). Thanks Ted Roth - updated docs for new command git-svn-id: svn://svn.berlios.de/openocd/trunk@312 b42882b7-edfa-0310-969c-e2dbd0fdcd60 --- src/helper/configuration.c | 94 +++++++++++++++++++++++++++++++++++++++------- 1 file changed, 80 insertions(+), 14 deletions(-) (limited to 'src/helper/configuration.c') diff --git a/src/helper/configuration.c b/src/helper/configuration.c index d48977c5..2cb08338 100644 --- a/src/helper/configuration.c +++ b/src/helper/configuration.c @@ -29,8 +29,13 @@ #include #include #include +#include -char* config_file_name; +static size_t num_config_files; +static char** config_file_names; + +static size_t num_script_dirs; +static char** script_search_dirs; static int help_flag; @@ -40,6 +45,7 @@ static struct option long_options[] = {"debug", optional_argument, 0, 'd'}, {"file", required_argument, 0, 'f'}, + {"search", required_argument, 0, 's'}, {"log_output", required_argument, 0, 'l'}, {0, 0, 0, 0} @@ -52,17 +58,38 @@ int configuration_output_handler(struct command_context_s *context, char* line) return ERROR_OK; } +void add_script_search_dir (const char *dir) +{ + num_script_dirs++; + script_search_dirs = (char **)realloc(script_search_dirs, (num_script_dirs+1) * sizeof (char *)); + + script_search_dirs[num_script_dirs-1] = strdup(dir); + script_search_dirs[num_script_dirs] = NULL; +} + +void add_config_file_name (const char *cfg) +{ + num_config_files++; + config_file_names = (char **)realloc(config_file_names, (num_config_files+1) * sizeof (char *)); + + config_file_names[num_config_files-1] = strdup(cfg); + config_file_names[num_config_files] = NULL; +} + int parse_cmdline_args(struct command_context_s *cmd_ctx, int argc, char *argv[]) { int c; char command_buffer[128]; - + + /* Always search relative to current working dir first. */ + add_script_search_dir("."); + while (1) { /* getopt_long stores the option index here. */ int option_index = 0; - c = getopt_long(argc, argv, "hd::l:f:", long_options, &option_index); + c = getopt_long(argc, argv, "hd::l:f:s:", long_options, &option_index); /* Detect the end of the options. */ if (c == -1) @@ -76,7 +103,10 @@ int parse_cmdline_args(struct command_context_s *cmd_ctx, int argc, char *argv[] help_flag = 1; break; case 'f': /* --file | -f */ - config_file_name = optarg; + add_config_file_name(optarg); + break; + case 's': /* --search | -s */ + add_script_search_dir(optarg); break; case 'd': /* --debug | -d */ if (optarg) @@ -100,32 +130,68 @@ int parse_cmdline_args(struct command_context_s *cmd_ctx, int argc, char *argv[] printf("Open On-Chip Debugger\n(c) 2005 by Dominic Rath\n\n"); printf("--help | -h\tdisplay this help\n"); printf("--file | -f\tuse configuration file \n"); + printf("--search | -s\tdir to search for config files and scripts.\n"); printf("--debug | -d\tset debug level <0-3>\n"); printf("--log_output | -l\tredirect log output to file \n"); exit(-1); } + /* Add dir for openocd supplied scripts last so that user can over + ride those scripts if desired. */ + add_script_search_dir(PKGDATADIR); + return ERROR_OK; } +FILE *open_file_from_path (command_context_t *cmd_ctx, char *file, char *mode) +{ + FILE *fp = NULL; + char **search_dirs = script_search_dirs; + char *dir; + char full_path[1024]; + + while (!fp) + { + dir = *search_dirs++; + + if (!dir) + break; + + snprintf(full_path, 1024, "%s/%s", dir, file); + fp = fopen(full_path, mode); + } + + if (fp) + command_print(cmd_ctx, "opened %s", full_path); + + return fp; +} + int parse_config_file(struct command_context_s *cmd_ctx) { + char **cfg; FILE *config_file; - if (!config_file_name) - config_file_name = "openocd.cfg"; + if (!config_file_names) + add_config_file_name ("openocd.cfg"); - config_file = fopen(config_file_name, "r"); - if (!config_file) + cfg = config_file_names; + + while (*cfg) { - ERROR("couldn't open config file"); - return ERROR_NO_CONFIG_FILE; - } + config_file = open_file_from_path(cmd_ctx, *cfg, "r"); + if (!config_file) + { + ERROR("couldn't open config file"); + return ERROR_NO_CONFIG_FILE; + } - command_run_file(cmd_ctx, config_file, COMMAND_CONFIG); + command_run_file(cmd_ctx, config_file, COMMAND_CONFIG); - fclose(config_file); + fclose(config_file); + + cfg++; + } return ERROR_OK; } - -- cgit v1.2.3