while (patch[i] != NULL) {				if (patch[i]->filename != NULL) {					if (patch[i]->first_sample != NULL) {						while (patch[i]->first_sample != NULL) {							tmp_sample = patch[i]->first_sample->next;							if (patch[i]->first_sample->data != NULL)								free (patch[i]->first_sample->data);							free (patch[i]->first_sample);							patch[i]->first_sample = tmp_sample;						}					}					free (patch[i]->filename);				}				tmp_patch = patch[i]->next;				free(patch[i]);				patch[i] = tmp_patch;			}		}	}	WM_Unlock(&patch_lock);}intWM_LoadConfig (const char *config_file) {	unsigned long int config_size = 0;	unsigned char *config_buffer =  NULL;	char * dir_end =  NULL;	char * config_dir =  NULL;	unsigned long int config_ptr = 0;	unsigned long int line_start_ptr = 0;	char * line_buffer = NULL;	unsigned long int line_ptr = 0;	char * chr_ptr = NULL;	unsigned short int patchid = 0;	char * new_config = NULL;	struct _patch * tmp_patch;	if ((config_buffer = WM_BufferFile(config_file, &config_size)) == NULL) {		return -1;	}	if (config_buffer == NULL) {		WM_FreePatches();		return -1;	}		dir_end = strrchr(config_file,'/');	if (dir_end != NULL) {		config_dir = malloc((dir_end - config_file + 2));		if (config_dir == NULL) {			WM_ERROR(__FUNCTION__, __LINE__, WM_ERR_MEM, "to parse config", errno);			WM_ERROR(__FUNCTION__, __LINE__, WM_ERR_LOAD, config_file, 0);			WM_FreePatches();			free (config_buffer);			return -1;		}		strncpy(config_dir, config_file, (dir_end - config_file + 1));		config_dir[dir_end - config_file + 1] = '\0';	}	config_ptr = 0;	line_start_ptr = 0;	while (config_ptr < config_size) {		// find end of line		if (config_buffer[config_ptr] != '\n') {			// remove unwanted crud			if (config_buffer[config_ptr] == '\t') {				config_buffer[config_ptr] = ' ';			} else if (config_buffer[config_ptr] == '\r') {				config_buffer[config_ptr] = ' ';			}			if ((config_buffer[config_ptr] == ' ') && (config_ptr == line_start_ptr)) {				line_start_ptr++;			}			config_ptr++;			continue;		}		config_buffer[config_ptr] = '\0';		if (config_ptr == line_start_ptr) {			config_ptr++;			line_start_ptr++;			continue;		}		if (config_buffer[line_start_ptr] == '#') {			config_ptr++;			line_start_ptr = config_ptr;			continue;		}					// copy line into a workable buffer		line_buffer = realloc(line_buffer, (config_ptr - line_start_ptr + 1));		if (line_buffer == NULL) {			WM_ERROR(__FUNCTION__, __LINE__, WM_ERR_MEM, "to parse config", errno);			WM_ERROR(__FUNCTION__, __LINE__, WM_ERR_LOAD, config_file, 0);			WM_FreePatches();			if (config_dir != NULL)				free(config_dir);			free (config_buffer);			return -1;		}		strcpy(line_buffer, &config_buffer[line_start_ptr]);		config_ptr++;		line_start_ptr = config_ptr;		// remove unwnted crud from line for easier parsing		if ((chr_ptr = strstr(line_buffer,"  ")) != NULL) {			while ((chr_ptr = strstr(line_buffer,"  ")) != NULL) {				memmove(chr_ptr, &chr_ptr[1], strlen(chr_ptr));			}		}		if ((chr_ptr = strchr(line_buffer, '#')) != NULL) {			*chr_ptr = '\0';		}		if (line_buffer[strlen(line_buffer) -1] == ' ') {			while (line_buffer[strlen(line_buffer) -1] == ' ') {				line_buffer[strlen(line_buffer) -1] = '\0';			}		}		// now parse line		if (strncasecmp(line_buffer, "dir ", 4) == 0) {			if (line_buffer[strlen(line_buffer) - 1] == '/') {				config_dir = realloc(config_dir, strlen(&line_buffer[4]) + 1);				if (config_dir == NULL) {					WM_ERROR(__FUNCTION__, __LINE__, WM_ERR_MEM, "to parse config", errno);					WM_ERROR(__FUNCTION__, __LINE__, WM_ERR_LOAD, config_file, 0);					WM_FreePatches();					free (line_buffer);					free (config_buffer);					return -1;				}				strcpy(config_dir, &line_buffer[4]);			} else {				config_dir = realloc(config_dir, strlen(&line_buffer[4]) + 2);				if (config_dir == NULL) {					WM_ERROR(__FUNCTION__, __LINE__, WM_ERR_MEM, "to parse config", errno);					WM_ERROR(__FUNCTION__, __LINE__, WM_ERR_LOAD, config_file, 0);					WM_FreePatches();					free (line_buffer);					free (config_buffer);					return -1;				}				strcpy(config_dir, &line_buffer[4]);				strcat(config_dir,"/");			}			continue;		} else if (strncasecmp(line_buffer, "source ", 7) == 0) {			if (config_dir != NULL) {				new_config = malloc(strlen(config_dir) + strlen(&line_buffer[7]) + 1);				if (new_config == NULL) {					WM_ERROR(__FUNCTION__, __LINE__, WM_ERR_MEM, "to parse config", errno);					WM_ERROR(__FUNCTION__, __LINE__, WM_ERR_LOAD, config_file, 0);					WM_FreePatches();					free (config_dir);						free (line_buffer);					free (config_buffer);					return -1;				}				strcpy(new_config,config_dir);				strcpy(&new_config[strlen(config_dir)], &line_buffer[7]);			} else {				new_config = malloc(strlen(&line_buffer[7]) + 1);				if (new_config == NULL) {					WM_ERROR(__FUNCTION__, __LINE__, WM_ERR_MEM, "to parse config", errno);					WM_ERROR(__FUNCTION__, __LINE__, WM_ERR_LOAD, config_file, 0);					WM_FreePatches();					free (line_buffer);					free (config_buffer);					return -1;				}				strcpy(new_config, &line_buffer[7]);			}			if (WM_LoadConfig(new_config) == -1) {				free (new_config);				free (line_buffer);				free (config_buffer);				if (config_dir != NULL)					free (config_dir);				return -1;			}			free (new_config);			continue;		} else if (strncasecmp(line_buffer, "bank ", 5) == 0) {			if (!isdigit(line_buffer[5])) {				WM_ERROR(__FUNCTION__, __LINE__, WM_ERR_INVALID, "(syntax error in bank line)", 0);				WM_ERROR(__FUNCTION__, __LINE__, WM_ERR_LOAD, config_file, 0);				WM_FreePatches();				if (config_dir != NULL)					free (config_dir);				free (line_buffer);				free (config_buffer);				return -1;			}			patchid = (atoi(&line_buffer[5]) & 0xFF ) << 8;			continue;		} else if (strncasecmp(line_buffer, "drumset ", 8) == 0) {			if (!isdigit(line_buffer[8])) {				WM_ERROR(__FUNCTION__, __LINE__, WM_ERR_INVALID, "(syntax error in drumset line)", 0);				WM_ERROR(__FUNCTION__, __LINE__, WM_ERR_LOAD, config_file, 0);				WM_FreePatches();				if (config_dir != NULL)					free (config_dir);				free (line_buffer);				free (config_buffer);				return -1;			}			patchid = ((atoi(&line_buffer[8]) & 0xFF ) << 8) | 0x80;			continue;		} else if (isdigit(line_buffer[0])) {			patchid = (patchid & 0xFF80) | (atoi(line_buffer) & 0x7F);			if (patch[(patchid & 0x7F)] == NULL) {				patch[(patchid & 0x7F)] = malloc (sizeof(struct _patch));				if (patch[(patchid & 0x7F)] == NULL) {					WM_ERROR(__FUNCTION__, __LINE__, WM_ERR_MEM, NULL, errno);					WM_ERROR(__FUNCTION__, __LINE__, WM_ERR_LOAD, config_file, 0);					WM_FreePatches();					if (config_dir != NULL)						free (config_dir);						free (line_buffer);					free (config_buffer);					return -1;				}				tmp_patch = patch[(patchid & 0x7F)];				tmp_patch->patchid = patchid;				tmp_patch->filename = NULL;				tmp_patch->amp = 1024;				tmp_patch->note = 0;				tmp_patch->next = NULL;				tmp_patch->first_sample = NULL;				tmp_patch->loaded = 0;				tmp_patch->inuse_count = 0;			} else {				tmp_patch = patch[(patchid & 0x7F)];				if (tmp_patch->patchid == patchid) {					free (tmp_patch->filename);					tmp_patch->filename = NULL;