dhcpd-pools  2.28
ISC dhcpd lease usage analyser
progname.h
Go to the documentation of this file.
1 /* Program name management.
2  Copyright (C) 2001-2004, 2006, 2009-2015 Free Software Foundation, Inc.
3  Written by Bruno Haible <bruno@clisp.org>, 2001.
4 
5  This program is free software: you can redistribute it and/or modify
6  it under the terms of the GNU General Public License as published by
7  the Free Software Foundation; either version 3 of the License, or
8  (at your option) any later version.
9 
10  This program is distributed in the hope that it will be useful,
11  but WITHOUT ANY WARRANTY; without even the implied warranty of
12  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  GNU General Public License for more details.
14 
15  You should have received a copy of the GNU General Public License
16  along with this program. If not, see <http://www.gnu.org/licenses/>. */
17 
18 #ifndef _PROGNAME_H
19 #define _PROGNAME_H
20 
21 /* Programs using this file should do the following in main():
22  set_program_name (argv[0]);
23  */
24 
25 
26 #ifdef __cplusplus
27 extern "C" {
28 #endif
29 
30 
31 /* String containing name the program is called with. */
32 extern const char *program_name;
33 
34 /* Set program_name, based on argv[0].
35  argv0 must be a string allocated with indefinite extent, and must not be
36  modified after this call. */
37 extern void set_program_name (const char *argv0);
38 
39 #if ENABLE_RELOCATABLE
40 
41 /* Set program_name, based on argv[0], and original installation prefix and
42  directory, for relocatability. */
43 extern void set_program_name_and_installdir (const char *argv0,
44  const char *orig_installprefix,
45  const char *orig_installdir);
46 #undef set_program_name
47 #define set_program_name(ARG0) \
48  set_program_name_and_installdir (ARG0, INSTALLPREFIX, INSTALLDIR)
49 
50 /* Return the full pathname of the current executable, based on the earlier
51  call to set_program_name_and_installdir. Return NULL if unknown. */
52 extern char *get_full_program_name (void);
53 
54 #endif
55 
56 
57 #ifdef __cplusplus
58 }
59 #endif
60 
61 
62 #endif /* _PROGNAME_H */
const char * program_name
Definition: progname.c:33
void set_program_name(const char *argv0)
Definition: progname.c:39