2 .\" Copyright (c) 1994 University of Maryland
3 .\" All Rights Reserved.
5 .\" Permission to use, copy, modify, distribute, and sell this software and its
6 .\" documentation for any purpose is hereby granted without fee, provided that
7 .\" the above copyright notice appear in all copies and that both that
8 .\" copyright notice and this permission notice appear in supporting
9 .\" documentation, and that the name of U.M. not be used in advertising or
10 .\" publicity pertaining to distribution of the software without specific,
11 .\" written prior permission. U.M. makes no representations about the
12 .\" suitability of this software for any purpose. It is provided "as is"
13 .\" without express or implied warranty.
15 .\" U.M. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
16 .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL U.M.
17 .\" BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
18 .\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
19 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
20 .\" IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
22 .\" Author: James da Silva, Systems Design and Analysis Group
23 .\" Computer Science Department
24 .\" University of Maryland at College Park
25 .\" $FreeBSD: head/usr.sbin/crunch/crunchide/crunchide.1 131500 2004-07-02 23:13:00Z ru $
32 .Nd hides symbol names from ld, for crunching programs together
35 .Op Fl f Ar keep-list-file
36 .Op Fl k Ar keep-symbol
37 .Op Ar object-file ...
41 utility hides the global symbols of
43 such that they are ignored by subsequent runs of the linker,
45 Some symbols may be left visible via the
48 .Fl f Ar keep-list-file
52 must contain a list of symbols to keep visible, one symbol per line.
59 to keep the C function
67 utility is designed as a companion program for
69 which automates the process of creating crunched binaries from
70 multiple component programs.
78 utility was written by
79 .An James da Silva Aq Mt jds@cs.umd.edu .
81 Copyright (c) 1994 University of Maryland.
84 .An Chris Demetriou Aq Mt cgd@netbsd.org
87 so that it supported multiple object formats, and added
88 ELF object support and ECOFF object recognition.
91 .An Christopher G. Demetriou .