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
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
|
/* rmdir.c -- BSD compatible remove directory function for System V
Copyright (C) 1988, 1990 Free Software Foundation, Inc.
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. */
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#ifndef HAVE_RMDIR
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#include <sys/stat.h>
#include <errno.h>
#ifndef errno
extern int errno;
#endif
#ifdef STAT_MACROS_BROKEN
#undef S_ISDIR
#endif
#if !defined(S_ISDIR) && defined(S_IFDIR)
#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
#endif
#include "safe-stat.h"
/* rmdir adapted from GNU tar. */
/* Remove directory DPATH.
Return 0 if successful, -1 if not. */
int
rmdir (dpath)
char *dpath;
{
int cpid, status;
struct stat statbuf;
if (SAFE_STAT (dpath, &statbuf) != 0)
return -1; /* errno already set */
if (!S_ISDIR (statbuf.st_mode))
{
errno = ENOTDIR;
return -1;
}
cpid = fork ();
switch (cpid)
{
case -1: /* cannot fork */
return -1; /* errno already set */
case 0: /* child process */
execl ("/bin/rmdir", "rmdir", dpath, (char *) 0);
_exit (1);
default: /* parent process */
/* Wait for kid to finish. */
while (wait (&status) != cpid)
/* Do nothing. */ ;
if (status & 0xFFFF)
{
/* /bin/rmdir failed. */
errno = EIO;
return -1;
}
return 0;
}
}
#endif
|
