- Remove any newline. Does not null terminate.
- Return LINEBUFFER, except at end of file return 0. */
-struct linebuffer *readline (struct linebuffer *linebuffer, FILE *stream);
+ Consider lines to be terminated by DELIMITER.
+ Keep the delimiter; append DELIMITER if we reach EOF and it wasn't
+ the last character in the file. Do not NUL-terminate.
+ Return LINEBUFFER, except at end of file return NULL. */
+struct linebuffer *readlinebuffer_delim (struct linebuffer *linebuffer,
+ FILE *stream, char delimiter);
+
+/* Read an arbitrarily long line of text from STREAM into LINEBUFFER.
+ Keep the newline; append a newline if it's the last line of a file
+ that ends in a non-newline character. Do not NUL-terminate.
+ Return LINEBUFFER, except at end of file return NULL. */
+struct linebuffer *readlinebuffer (struct linebuffer *linebuffer, FILE *stream);