67 static struct input_stream *current;	/* the input_stream being parsed. */  variable
90  *	New character c from current input stream, or EOF at end of stream. */
92     current->ptr < current->end ? *current->ptr++ : grab_new_line_and_readchar()
95  *	consumed the current line and returns the first char, or EOF at end of
99  *	Skips to the end of the current line, returns either '\n' or EOF.  */
201 	origin.fname = current->origin.fname;  in Parse_FromString()
206 	Lst_Push(&input_stack, current);  in Parse_FromString()
207 	assert(current != NULL);  in Parse_FromString()
208 	current = new_input_string(str, &origin);  in Parse_FromString()
215 	if (current != NULL)  in Parse_FromFile()
216 		Lst_Push(&input_stack, current);  in Parse_FromFile()
217 	current = new_input_file(name, stream);  in Parse_FromFile()
223 	if (current != NULL)  in Parse_NextFile()
224 		free_input_stream(current);  in Parse_NextFile()
225 	current = Lst_Pop(&input_stack);  in Parse_NextFile()
226 	return current != NULL;  in Parse_NextFile()
234 	if (current->F) {  in grab_new_line_and_readchar()
235 		current->ptr = fgetln(current->F, &len);  in grab_new_line_and_readchar()
236 		if (current->ptr) {  in grab_new_line_and_readchar()
237 			current->end = current->ptr + len;  in grab_new_line_and_readchar()
238 			return *current->ptr++;  in grab_new_line_and_readchar()
240 			current->end = NULL;  in grab_new_line_and_readchar()
249 	if (current->F) {  in skip_to_end_of_line()
250 		if (current->end - current->ptr > 1)  in skip_to_end_of_line()
251 			current->ptr = current->end - 1;  in skip_to_end_of_line()
252 		if (*current->ptr == '\n')  in skip_to_end_of_line()
253 			return *current->ptr++;  in skip_to_end_of_line()
277 					current->origin.lineno++;  in Parse_ReadNextConditionalLine()
283 		current->origin.lineno++;  in Parse_ReadNextConditionalLine()
295 			current->origin.lineno++;  in read_logical_line()
306 				current->origin.lineno++;  in read_logical_line()
338 			current->origin.lineno++;  in Parse_ReadUnparsedLine()
361 	int c;		/* the current character */  in skip_empty_lines_and_read_char()
374 					current->origin.lineno++;  in skip_empty_lines_and_read_char()
405 					current->origin.lineno++;  in skip_empty_lines_and_read_char()
423 			current->origin.lineno++;  in skip_empty_lines_and_read_char()
442 	int c;		/* the current character */  in Parse_ReadNormalLine()
457 	return current ? current->origin.lineno : 0;  in Parse_Getlineno()
463 	return current ? current->origin.fname : NULL;  in Parse_Getfilename()
489 		assert(current == NULL);  in Parse_ReportErrors()