/* TODO:
*
* o here needs to go the docstring for this function
*
* o parse options that look like "folder:foo; verbose:bar" (use coco_strfind and/or sscanf and/or ??)
* Ideally, valid options should be
* "my_folder_name verbose : 3",
* "folder: my_folder_name",
* "verbose : 4 folder:another_folder"
* "folder:yet_another verbose: -2 "
* This could be done with a coco_get_option(options, name, format, pointer)
* function with code snippets like (approximately)
logger->folder = coco_allocate_memory(sizeof(char) * (strlen(options) + 1));
if (!coco_options_read(options, "folder", " %s", logger->folder))
sscanf(options, " %s", logger->folder);
coco_options_read(options, "verbose", " %i", &(logger->verbose));
with
# caveat: "folder: name; " might fail, use spaces for separations
int coco_options_read(const char *options, const char *name, const char *format, void *pointer) {
long i1 = coco_strfind(options, name);
long i2;
if (i1 < 0)
return 0;
i2 = i1 + coco_strfind(&options[i1], ":") + 1;
if (i2 <= i1)
return 0;
return sscanf(&options[i2], format, pointer);
}
*
*/
static coco_problem_t *bbob2009_observer(coco_problem_t *problem,
const char *options) {
if (problem == NULL)
return problem;
/* TODO: " */
coco_create_path(options);
problem = bbob2009_logger(problem, options);
return problem;
}
/**
* Generates the different files and folder needed by the logger to store the
* data if theses don't already exist
*/
static void logger_bbob2009_initialize(logger_bbob2009_t *data, coco_problem_t *inner_problem) {
/*
Creates/opens the data and index files
*/
char dataFile_path[COCO_PATH_MAX] = { 0 }; /* relative path to the .dat file from where the .info file is */
char folder_path[COCO_PATH_MAX] = { 0 };
char tmpc_funId[3]; /* serves to extract the function id as a char *. There should be a better way of doing this! */
char tmpc_dim[3]; /* serves to extract the dimension as a char *. There should be a better way of doing this! */
char indexFile_prefix[10] = "bbobexp"; /* TODO (minor): make the prefix bbobexp a parameter that the user can modify */
assert(data != NULL);
assert(inner_problem != NULL);
assert(inner_problem->problem_id != NULL);
sprintf(tmpc_funId, "%d", coco_problem_get_suite_dep_function_id(inner_problem));
sprintf(tmpc_dim, "%lu", (unsigned long) inner_problem->number_of_variables);
/* prepare paths and names */
strncpy(dataFile_path, "data_f", COCO_PATH_MAX);
strncat(dataFile_path, tmpc_funId,
COCO_PATH_MAX - strlen(dataFile_path) - 1);
coco_join_path(folder_path, sizeof(folder_path), data->path, dataFile_path,
NULL);
coco_create_path(folder_path);
strncat(dataFile_path, "/bbobexp_f",
COCO_PATH_MAX - strlen(dataFile_path) - 1);
strncat(dataFile_path, tmpc_funId,
COCO_PATH_MAX - strlen(dataFile_path) - 1);
strncat(dataFile_path, "_DIM", COCO_PATH_MAX - strlen(dataFile_path) - 1);
strncat(dataFile_path, tmpc_dim, COCO_PATH_MAX - strlen(dataFile_path) - 1);
/* index/info file */
logger_bbob2009_openIndexFile(data, data->path, indexFile_prefix, tmpc_funId, dataFile_path);
fprintf(data->index_file, ", %ld", coco_problem_get_suite_dep_instance_id(inner_problem));
/* data files */
/* TODO: definitely improvable but works for now */
strncat(dataFile_path, "_i", COCO_PATH_MAX - strlen(dataFile_path) - 1);
strncat(dataFile_path, bbob2009_infoFile_firstInstance_char,
COCO_PATH_MAX - strlen(dataFile_path) - 1);
logger_bbob2009_open_dataFile(&(data->fdata_file), data->path, dataFile_path, ".dat");
fprintf(data->fdata_file, bbob2009_file_header_str, data->optimal_fvalue);
logger_bbob2009_open_dataFile(&(data->tdata_file), data->path, dataFile_path, ".tdat");
fprintf(data->tdata_file, bbob2009_file_header_str, data->optimal_fvalue);
logger_bbob2009_open_dataFile(&(data->rdata_file), data->path, dataFile_path, ".rdat");
fprintf(data->rdata_file, bbob2009_file_header_str, data->optimal_fvalue);
/* TODO: manage duplicate filenames by either using numbers or raising an error */
/* The coco_create_unique_path() function is available now! */
data->is_initialized = 1;
}
