Annotation of OpenXM_contrib2/asir2000/gc/cord/README, Revision 1.1.1.1
1.1 noro 1: Copyright (c) 1993-1994 by Xerox Corporation. All rights reserved.
2:
3: THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
4: OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
5:
6: Permission is hereby granted to use or copy this program
7: for any purpose, provided the above notices are retained on all copies.
8: Permission to modify the code and to distribute modified code is granted,
9: provided the above notices are retained, and a notice that the code was
10: modified is included with the above copyright notice.
11:
12: Please send bug reports to Hans-J. Boehm (boehm@sgi.com).
13:
14: This is a string packages that uses a tree-based representation.
15: See cord.h for a description of the functions provided. Ec.h describes
16: "extensible cords", which are essentially output streams that write
17: to a cord. These allow for efficient construction of cords without
18: requiring a bound on the size of a cord.
19:
20: de.c is a very dumb text editor that illustrates the use of cords.
21: It maintains a list of file versions. Each version is simply a
22: cord representing the file contents. Nonetheless, standard
23: editing operations are efficient, even on very large files.
24: (Its 3 line "user manual" can be obtained by invoking it without
25: arguments. Note that ^R^N and ^R^P move the cursor by
26: almost a screen. It does not understand tabs, which will show
27: up as highlighred "I"s. Use the UNIX "expand" program first.)
28: To build the editor, type "make cord/de" in the gc directory.
29:
30: This package assumes an ANSI C compiler such as gcc. It will
31: not compile with an old-style K&R compiler.
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