256 void srcpos_update(struct srcpos *pos, const char *text, int len)  in srcpos_update()  argument
260 	pos->file = current_srcfile;  in srcpos_update()
262 	pos->first_line = current_srcfile->lineno;  in srcpos_update()
263 	pos->first_column = current_srcfile->colno;  in srcpos_update()
273 	pos->last_line = current_srcfile->lineno;  in srcpos_update()
274 	pos->last_column = current_srcfile->colno;  in srcpos_update()
278 srcpos_copy(struct srcpos *pos)  in srcpos_copy()  argument
283 	if (!pos)  in srcpos_copy()
287 	assert(pos->next == NULL);  in srcpos_copy()
288 	memcpy(pos_new, pos, sizeof(struct srcpos));  in srcpos_copy()
292 	memcpy(srcfile_state, pos->file, sizeof(struct srcfile_state));  in srcpos_copy()
298 struct srcpos *srcpos_extend(struct srcpos *pos, struct srcpos *newtail)  in srcpos_extend()  argument
302 	if (!pos)  in srcpos_extend()
305 	for (p = pos; p->next != NULL; p = p->next);  in srcpos_extend()
307 	return pos;  in srcpos_extend()
310 void srcpos_free(struct srcpos *pos)  in srcpos_free()  argument
314 	while (pos) {  in srcpos_free()
315 		p_next = pos->next;  in srcpos_free()
316 		free(pos);  in srcpos_free()
317 		pos = p_next;  in srcpos_free()
322 srcpos_string(struct srcpos *pos)  in srcpos_string()  argument
327 	if (pos->file && pos->file->name)  in srcpos_string()
328 		fname = pos->file->name;  in srcpos_string()
331 	if (pos->first_line != pos->last_line)  in srcpos_string()
333 			  pos->first_line, pos->first_column,  in srcpos_string()
334 			  pos->last_line, pos->last_column);  in srcpos_string()
335 	else if (pos->first_column != pos->last_column)  in srcpos_string()
337 			  pos->first_line, pos->first_column,  in srcpos_string()
338 			  pos->last_column);  in srcpos_string()
341 			  pos->first_line, pos->first_column);  in srcpos_string()
347 srcpos_string_comment(struct srcpos *pos, bool first_line, int level)  in srcpos_string_comment()  argument
352 	if (!pos) {  in srcpos_string_comment()
361 	if (!pos->file)  in srcpos_string_comment()
363 	else if (!pos->file->name)  in srcpos_string_comment()
366 		fname = pos->file->name;  in srcpos_string_comment()
368 		fresh_fname = shorten_to_initial_path(pos->file->name);  in srcpos_string_comment()
372 			fname = pos->file->name;  in srcpos_string_comment()
377 			  pos->first_line, pos->first_column,  in srcpos_string_comment()
378 			  pos->last_line, pos->last_column);  in srcpos_string_comment()
381 			  first_line ? pos->first_line : pos->last_line);  in srcpos_string_comment()
386 	if (pos->next != NULL) {  in srcpos_string_comment()
387 		rest = srcpos_string_comment(pos->next, first_line, level);  in srcpos_string_comment()
398 char *srcpos_string_first(struct srcpos *pos, int level)  in srcpos_string_first()  argument
400 	return srcpos_string_comment(pos, true, level);  in srcpos_string_first()
403 char *srcpos_string_last(struct srcpos *pos, int level)  in srcpos_string_last()  argument
405 	return srcpos_string_comment(pos, false, level);  in srcpos_string_last()
408 void srcpos_verror(struct srcpos *pos, const char *prefix,  in srcpos_verror()  argument
413 	srcstr = srcpos_string(pos);  in srcpos_verror()
422 void srcpos_error(struct srcpos *pos, const char *prefix,  in srcpos_error()  argument
428 	srcpos_verror(pos, prefix, fmt, va);  in srcpos_error()