Annotation of src/lib/libc/gen/setprogname.c, Revision 1.3
1.3 ! salo 1: /* $NetBSD: setprogname.c,v 1.2 2001/07/09 00:58:22 simonb Exp $ */
1.1 cgd 2:
3: /*
4: * Copyright (c) 2001 Christopher G. Demetriou
5: * All rights reserved.
6: *
7: * Redistribution and use in source and binary forms, with or without
8: * modification, are permitted provided that the following conditions
9: * are met:
10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
12: * 2. Redistributions in binary form must reproduce the above copyright
13: * notice, this list of conditions and the following disclaimer in the
14: * documentation and/or other materials provided with the distribution.
15: * 3. All advertising materials mentioning features or use of this software
16: * must display the following acknowledgement:
17: * This product includes software developed for the
1.3 ! salo 18: * NetBSD Project. See http://www.NetBSD.org/ for
1.1 cgd 19: * information about NetBSD.
20: * 4. The name of the author may not be used to endorse or promote products
21: * derived from this software without specific prior written permission.
22: *
23: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
24: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
25: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
27: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
28: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
29: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
30: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
31: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
32: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33: *
34: * <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>>
35: */
36:
37: #include <sys/cdefs.h>
38: #if defined(LIBC_SCCS) && !defined(lint)
1.3 ! salo 39: __RCSID("$NetBSD: setprogname.c,v 1.2 2001/07/09 00:58:22 simonb Exp $");
1.1 cgd 40: #endif /* LIBC_SCCS and not lint */
41:
42: /* In NetBSD, the program name is set by crt0. It can't be overridden. */
43: #undef REALLY_SET_PROGNAME
44:
45: #include <stdlib.h>
1.2 simonb 46:
47: #ifdef REALLY_SET_PROGNAME
1.1 cgd 48: #include <string.h>
49:
50: extern const char *__progname;
51: #endif
52:
53: /*ARGSUSED*/
54: void
55: setprogname(const char *progname)
56: {
57:
58: #ifdef REALLY_SET_PROGNAME
59: __progname = strrchr(progname, '/');
60: if (__progname == NULL)
61: __progname = progname;
62: else
63: __progname++;
64: #endif
65: }
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