215 #define		dstring_init(__ds) \  argument
217 	(__ds)->n_alloc = SLON_DSTRING_SIZE_INIT; \
218 	(__ds)->n_used = 0; \
219 	(__ds)->data = malloc(SLON_DSTRING_SIZE_INIT); \
220 	if ((__ds)->data == NULL) { \
226 #define		dstring_reset(__ds) \  argument
228 	(__ds)->n_used = 0; \
229 	(__ds)->data[0] = '\0'; \
231 #define		dstring_free(__ds) \  argument
233 	free((__ds)->data); \
234 	(__ds)->n_used = 0; \
235 	(__ds)->data = NULL; \
237 #define		dstring_nappend(__ds,__s,__n) \  argument
239 	if ((__ds)->n_used + (__n) >= (__ds)->n_alloc)	\
241 		while ((__ds)->n_used + (__n) >= (__ds)->n_alloc) \
242 			(__ds)->n_alloc *= SLON_DSTRING_SIZE_INC; \
243 		(__ds)->data = realloc((__ds)->data, (__ds)->n_alloc); \
244 		if ((__ds)->data == NULL) \
251 	memcpy(&((__ds)->data[(__ds)->n_used]), (__s), (__n)); \
252 	(__ds)->n_used += (__n); \
259 #define		dstring_addchar(__ds,__c) \  argument
261 	if ((__ds)->n_used + 1 >= (__ds)->n_alloc)	\
263 		(__ds)->n_alloc *= SLON_DSTRING_SIZE_INC; \
264 		(__ds)->data = realloc((__ds)->data, (__ds)->n_alloc); \
265 		if ((__ds)->data == NULL) \
272 	(__ds)->data[(__ds)->n_used++] = (__c); \
274 #define		dstring_terminate(__ds) \  argument
276 	(__ds)->data[(__ds)->n_used] = '\0'; \
278 #define		dstring_data(__ds)	((__ds)->data)  argument