+
+ /* Detect if we are reading from stdin by examining the file
+ name returned by as_where().
+
+ [FIXME: We rely upon the name in the strcmp below being the
+ same as the one used by input_scrub_new_file(), if that is
+ not true, then this code will fail].
+
+ If we are reading from stdin, then we need to save each input
+ line here (assuming of course that we actually have a line of
+ input to read), so that it can be displayed in the listing
+ that is produced at the end of the assembly. */
+ if (strcmp (file, _("{standard input}")) == 0
+ && input_line_pointer != NULL)
+ {
+ char *copy;
+ int len;
+ int seen_quote = 0;
+
+ for (copy = input_line_pointer - 1;
+ *copy && (seen_quote
+ || (! is_end_of_line [(unsigned char) *copy]));
+ copy++)
+ if (*copy == '"' && copy[-1] != '\\')
+ seen_quote = ! seen_quote;
+
+ len = (copy - input_line_pointer) + 2;
+
+ copy = xmalloc (len);
+
+ if (copy != NULL)
+ {
+ char *src = input_line_pointer - 1;
+ char *dest = copy;
+
+ while (--len)
+ {
+ unsigned char c = *src++;
+
+ /* Omit control characters in the listing. */
+ if (!ISCNTRL (c))
+ *dest++ = c;
+ }
+
+ *dest = 0;
+ }
+
+ new->line_contents = copy;
+ }
+ else
+ new->line_contents = NULL;