1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
|
/* Routines for dealing with '\0' separated arg vectors.
Copyright (C) 1995 Free Software Foundation, Inc.
Written by Miles Bader <miles@gnu.ai.mit.edu>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2, or (at
your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#ifndef __ARGZ_H__
#define __ARGZ_H__
/* Make a '\0' separated arg vector from a unix argv vector, returning it in
ARGZ, and the total length in LEN. If a memory allocation error occurs,
ENOMEM is returned, otherwise 0. The result can be destroyed using free. */
error_t argz_create(char **argv, char **argz, int *len);
/* Returns the number of strings in ARGZ. */
int argz_count (char *argz, int len);
/* Puts pointers to each string in ARGZ into ARGV, which must be large enough
to hold them all. */
void argz_extract (char *argz, int len, char **argv);
/* Make '\0' separated arg vector ARGZ printable by converting all the '\0's
except the last into the character SEP. */
void argz_stringify(char *argz, int len, int sep);
/* Add BUF, of length BUF_LEN to the argz vector in ARGZ & ARGZ_LEN. */
error_t
argz_append (char **argz, unsigned *argz_len, char *buf, unsigned buf_len);
/* Add STR to the argz vector in ARGZ & ARGZ_LEN. This should be moved into
argz.c in libshouldbelibc. */
error_t argz_add (char **argz, unsigned *argz_len, char *str);
/* Remove ENTRY from ARGZ & ARGZ_LEN, if any. */
void argz_remove (char **argz, unsigned *argz_len, char *entry);
#endif /* __ARGZ_H__ */
|
