- char * f_name = "read_new_config_file()";
- char * prefix = "Failed reading config file: \"";
- char * affix = "\". ";
- size_t size = strlen(prefix) + strlen(path) + strlen(affix) + 1;
- char * errline_intro = try_malloc(size, f_name);
- int test = snprintf(errline_intro, size, "%s%s%s", prefix, path, affix);
- exit_trouble(test < 0, f_name, "snprintf()");
- exit_err(access(path, F_OK), errline_intro);
- FILE * file = try_fopen(path, "r", f_name);
- uint32_t linemax = textfile_width(file);
- char * errline_line = try_malloc(linemax + 1, f_name);
- set_err_line_options(errline_intro, errline_line, 0, 1);
- err_line(0 == linemax, "File is empty.");
- char * token0 = NULL; /* For final token_to_entry() if while() stagnates. */
- char * token1 = NULL;
- char * err_val = "No value given.";
- while (try_fgets(errline_line, linemax + 1, file, f_name))
- {
- err_line_count++;
- err_line(UINT32_MAX == err_line_count, "Line reaches max lines limit.");
- char * line_copy = strdup(errline_line);
- token0 = token_from_line(line_copy);
- if (token0)
- {
- err_line(0 == (token1 = token_from_line(NULL)), err_val);
- token_to_entry(token0, token1);
- token0 = NULL;
- }
- free(line_copy);
- }
- token_to_entry(token0, token1);
- try_fclose(file, f_name);
- free(errline_line);
- free(errline_intro);