+2001-03-11 Paul Eggert <eggert@twinsun.com>
+
+ * src/sort.c: Decrease buffer size when only merging or checking.
+ (sort_size): Now the user-specified sort size.
+ (MIN_MERGE_BUFFER_SIZE): New macro.
+ (MIN_SORT_SIZE): Use it.
+ (merge_buffer_size): New variable.
+ (fillbuf): Increase merge_buffer_size if a longer line is encountered.
+ (checkfp, mergefps): Do not allocate a buffer smaller than
+ merge_buffer_size.
+ (sort): Use the default_sort_size if sort_size is zero.
+ (main): Do not set sort_size to default_sort_size.
+
2001-03-06 Paul Eggert <eggert@twinsun.com>
* src/sort.c (sort): If all the input files are empty, create