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
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
|
/*
*
* This file is part of the KDE libraries
* Copyright (c) 2003 Joseph Wenninger <jowenn@kde.org>
*
* $Id$
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License version 2 as published by the Free Software Foundation.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
**/
#include <config.h>
#include <sys/types.h>
#ifdef HAVE_SYS_STAT_H
#include <sys/stat.h>
#endif
#include <fcntl.h>
#include <stdlib.h>
#include <unistd.h>
#include <dirent.h>
#ifdef HAVE_TEST
#include <test.h>
#endif
#ifdef HAVE_PATHS_H
#include <paths.h>
#endif
#ifndef _PATH_TMP
#define _PATH_TMP "/tmp"
#endif
#include <tqdatetime.h>
#include <tqdir.h>
#include "kglobal.h"
#include "kapplication.h"
#include "kinstance.h"
#include "ktempdir.h"
#include "kstandarddirs.h"
#include "kprocess.h"
#include <kdebug.h>
#include "kde_file.h"
KTempDir::KTempDir(TQString directoryPrefix, int mode)
{
bAutoDelete = false;
bExisting = false;
mError=0;
if (directoryPrefix.isEmpty())
{
directoryPrefix = locateLocal("tmp", KGlobal::instance()->instanceName());
}
(void) create(directoryPrefix , mode);
}
bool
KTempDir::create(const TQString &directoryPrefix, int mode)
{
// make sure the random seed is randomized
(void) KApplication::random();
TQCString nme = TQFile::encodeName(directoryPrefix) + "XXXXXX";
char *realName;
if((realName=mkdtemp(nme.data())) == 0)
{
// Recreate it for the warning, mkdtemps emptied it
TQCString nme = TQFile::encodeName(directoryPrefix) + "XXXXXX";
qWarning("KTempDir: Error trying to create %s: %s", nme.data(), strerror(errno));
mError = errno;
mTmpName = TQString::null;
return false;
}
// got a return value != 0
TQCString realNameStr(realName);
mTmpName = TQFile::decodeName(realNameStr)+"/";
kdDebug(180) << "KTempDir: Temporary directory created :" << mTmpName << endl;
mode_t tmp = 0;
mode_t umsk = umask(tmp);
umask(umsk);
chmod(nme, mode&(~umsk));
// Success!
bExisting = true;
// Set uid/gid (necessary for SUID programs)
chown(nme, getuid(), getgid());
return true;
}
KTempDir::~KTempDir()
{
if (bAutoDelete)
unlink();
// KTempDirPrivate doesn't exist, so it can't be deleted
// delete d;
}
int
KTempDir::status() const
{
return mError;
}
TQString
KTempDir::name() const
{
return mTmpName;
}
bool
KTempDir::existing() const
{
return bExisting;
}
TQDir *
KTempDir::qDir()
{
if (bExisting) return new TQDir(mTmpName);
return 0;
}
void
KTempDir::unlink()
{
if (!bExisting) return;
if (KTempDir::removeDir(mTmpName))
mError=0;
else
mError=errno;
bExisting=false;
}
// Auxiliary recursive function for removeDirs
static bool
rmtree(const TQCString& name)
{
kdDebug() << "Checking directory for remove " << name << endl;
KDE_struct_stat st;
if ( KDE_lstat( name.data(), &st ) == -1 ) // Do not dereference symlink!
return false;
if ( S_ISDIR( st.st_mode ) )
{
// This is a directory, so process it
kdDebug() << "File " << name << " is DIRECTORY!" << endl;
KDE_struct_dirent* ep;
DIR* dp = ::opendir( name.data() );
if ( !dp )
return false;
while ( ( ep = KDE_readdir( dp ) ) )
{
kdDebug() << "CHECKING " << name << "/" << ep->d_name << endl;
if ( !qstrcmp( ep->d_name, "." ) || !qstrcmp( ep->d_name, ".." ) )
continue;
TQCString newName( name );
newName += "/"; // Careful: do not add '/' instead or you get problems with Qt3.
newName += ep->d_name;
/*
* Be defensive and close the directory.
*
* Potential problems:
* - opendir/readdir/closedir is not re-entrant
* - unlink and rmdir invalidates a opendir/readdir/closedir
* - limited number of file descriptors for opendir/readdir/closedir
*/
if ( ::closedir( dp ) )
return false;
// Recurse!
kdDebug() << "RECURSE: " << newName << endl;
if ( ! rmtree( newName ) )
return false;
// We have to re-open the directory before continuing
dp = ::opendir( name.data() );
if ( !dp )
return false;
}
if ( ::closedir( dp ) )
return false;
kdDebug() << "RMDIR dir " << name << endl;
return ! ::rmdir( name );
}
else
{
// This is a non-directory file, so remove it
kdDebug() << "UNLINKING file " << name << endl;
return ! ::unlink( name );
}
}
bool
KTempDir::removeDir(const TQString& path)
{
kdDebug() << k_funcinfo << " " << path << endl;
if ( !TQFile::exists( path ) )
return true; // The goal is that there is no directory
const TQCString cstr( TQFile::encodeName( path ) );
return rmtree( cstr );
}
|
