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Source at commit 1406 created 12 years 10 months ago.
By meklort, Revert drivers.c so that kexts are only loaded when OSBundleRequired is set and that value is not safe mode. Added some comments about it too.
1/******************************************************************************␊
2 *␊
3 * ␊
4 *␊
5 * Copyright (C) 1997-2001 by Dimitri van Heesch.␊
6 *␊
7 * Permission to use, copy, modify, and distribute this software and its␊
8 * documentation under the terms of the GNU General Public License is hereby ␊
9 * granted. No representations are made about the suitability of this software ␊
10 * for any purpose. It is provided "as is" without express or implied warranty.␊
11 * See the GNU General Public License for more details.␊
12 *␊
13 * Documents produced by Doxygen are derivative works derived from the␊
14 * input used in their production; they are not affected by this license.␊
15 *␊
16 * Based on qdir_unix.cpp ␊
17 *␊
18 * Copyright (C) 1992-2000 Trolltech AS.␊
19 */␊
20␊
21␊
22#include "qglobal.h"␊
23␊
24#include "qdir.h"␊
25#ifndef QT_NO_DIR␊
26␊
27␊
28#include "qfileinfo.h"␊
29#include "qfiledefs_p.h"␊
30#include "qregexp.h"␊
31#include "qstringlist.h"␊
32#include <stdlib.h>␊
33#include <ctype.h>␊
34#if defined(_OS_WIN32_)␊
35#if defined(_CC_BOOL_DEF_)␊
36#undef bool␊
37#include <windows.h>␊
38#define bool int␊
39#else␊
40#include <windows.h>␊
41#endif␊
42#endif␊
43#if defined(_OS_OS2EMX_)␊
44extern Q_UINT32 DosQueryCurrentDisk(Q_UINT32*,Q_UINT32*);␊
45#define NO_ERROR 0␊
46#endif␊
47␊
48extern QStringList qt_makeFilterList( const QString &filter );␊
49␊
50extern int qt_cmp_si_sortSpec;␊
51␊
52#if defined(Q_C_CALLBACKS)␊
53extern "C" {␊
54#endif␊
55␊
56extern int qt_cmp_si( const void *, const void * );␊
57␊
58#if defined(Q_C_CALLBACKS)␊
59}␊
60#endif␊
61␊
62static QString p_getenv( QString name )␊
63{␊
64 DWORD len = GetEnvironmentVariableW( ( LPCWSTR ) qt_winTchar ( name, TRUE ), NULL, 0 );␊
65 if ( len == 0 )␊
66 return QString::null;␊
67 /* ansi: we allocate too much memory, but this shouldn't be the problem here ... */␊
68 LPWSTR buf = (LPWSTR)new WCHAR[ len ];␊
69 len = GetEnvironmentVariableW ( ( LPCWSTR ) qt_winTchar ( name, TRUE ), buf, len );␊
70 if ( len == 0 )␊
71 {␊
72 delete[] buf;␊
73 return QString::null;␊
74 }␊
75 QString ret = qt_winQString ( buf );␊
76 delete[] buf;␊
77 return ret;␊
78}␊
79␊
80␊
81void QDir::slashify( QString& n )␊
82{␊
83 for ( int i=0; i<(int)n.length(); i++ ) ␊
84 {␊
85 if ( n[i] == '\\' )␊
86 n[i] = '/';␊
87 }␊
88}␊
89␊
90QString QDir::homeDirPath()␊
91{␊
92 QString d = p_getenv ( "HOME" );␊
93 if ( d.isNull () ) {␊
94 d = p_getenv ( "USERPROFILE" );␊
95 if ( d.isNull () ) {␊
96 QString homeDrive = p_getenv ( "HOMEDRIVE" );␊
97 QString homePath = p_getenv ( "HOMEPATH" );␊
98 if ( !homeDrive.isNull () && !homePath.isNull () ) {␊
99 d = homeDrive + homePath;␊
100 } else {␊
101 d = rootDirPath ();␊
102 }␊
103 }␊
104 }␊
105 slashify( d );␊
106 return d;␊
107}␊
108␊
109QString QDir::canonicalPath() const␊
110{␊
111 QString r;␊
112␊
113 char cur[PATH_MAX];␊
114 char tmp[PATH_MAX];␊
115 GETCWD( cur, PATH_MAX );␊
116 if ( CHDIR(QFile::encodeName(dPath)) >= 0 ) {␊
117␉GETCWD( tmp, PATH_MAX );␊
118␉r = QFile::decodeName(tmp);␊
119 }␊
120 CHDIR( cur );␊
121␊
122 slashify( r );␊
123 return r;␊
124}␊
125␊
126bool QDir::mkdir( const QString &dirName, bool acceptAbsPath ) const␊
127{␊
128#if defined(__CYGWIN32_)␊
129 return MKDIR( QFile::encodeName(filePath(dirName,acceptAbsPath)), 0777 ) == 0;␊
130#else␊
131 return _wmkdir( ( LPCWSTR ) filePath( dirName, acceptAbsPath ).ucs2() ) == 0;␊
132#endif␊
133}␊
134␊
135bool QDir::rmdir( const QString &dirName, bool acceptAbsPath ) const␊
136{␊
137#if defined(__CYGWIN32_)␊
138 return RMDIR( QFile::encodeName(filePath(dirName,acceptAbsPath)) ) == 0;␊
139#else␊
140 return _wrmdir( ( LPCWSTR ) filePath( dirName, acceptAbsPath ).ucs2() ) == 0;␊
141#endif␊
142}␊
143␊
144bool QDir::isReadable() const␊
145{␊
146 QString path = dPath;␊
147 if ( ( path[ 0 ] == '\\' ) || ( path[ 0 ] == '/' ) )␊
148 path = rootDirPath() + path;␊
149#if defined(__CYGWIN32_)␊
150 return ACCESS( QFile::encodeName(dPath), R_OK ) == 0;␊
151#else␊
152 return ( _waccess( (wchar_t*) path.ucs2(), R_OK ) == 0 );␊
153#endif␊
154}␊
155␊
156bool QDir::isRoot() const␊
157{␊
158 QString path = dPath;␊
159 slashify( path );␊
160 return path == rootDirPath ();␊
161}␊
162␊
163bool QDir::rename( const QString &name, const QString &newName,␊
164␉␉ bool acceptAbsPaths␉)␊
165{␊
166 if ( name.isEmpty() || newName.isEmpty() ) {␊
167#if defined(CHECK_NULL)␊
168␉qWarning( "QDir::rename: Empty or null file name(s)" );␊
169#endif␊
170␉return FALSE;␊
171 }␊
172 QString fn1 = filePath( name, acceptAbsPaths );␊
173 QString fn2 = filePath( newName, acceptAbsPaths );␊
174#if defined(__CYGWIN32_)␊
175 return ::rename( QFile::encodeName(fn1),␊
176␉␉ QFile::encodeName(fn2) ) == 0;␊
177#else␊
178 return MoveFileW( ( LPCWSTR ) fn1.ucs2(), ( LPCWSTR ) fn2.ucs2() ) != 0; ␊
179#endif␊
180}␊
181␊
182bool QDir::setCurrent( const QString &path )␊
183{␊
184#if defined(__CYGWIN32_)␊
185 int r;␊
186 r = CHDIR( QFile::encodeName(path) );␊
187 return r >= 0;␊
188#else␊
189 if ( !QDir( path ).exists() )␊
190 return false;␊
191 return ( SetCurrentDirectoryW( ( LPCWSTR ) path.ucs2() ) >= 0 );␊
192#endif␊
193}␊
194␊
195QString QDir::currentDirPath()␊
196{␊
197 QString result;␊
198␊
199#if defined(__CYGWIN32_)␊
200␊
201 STATBUF st;␊
202 if ( STAT( ".", &st ) == 0 ) {␊
203␉char currentName[PATH_MAX];␊
204␉if ( GETCWD( currentName, PATH_MAX ) != 0 )␊
205␉ result = QFile::decodeName(currentName);␊
206#if defined(DEBUG)␊
207␉if ( result.isNull() )␊
208␉ qWarning( "QDir::currentDirPath: getcwd() failed" );␊
209#endif␊
210 } else {␊
211#if defined(DEBUG)␊
212␉qWarning( "QDir::currentDirPath: stat(\".\") failed" );␊
213#endif␊
214 }␊
215␊
216#else␊
217␊
218 DWORD size = 0;␊
219 WCHAR currentName[ PATH_MAX ];␊
220 size = ::GetCurrentDirectoryW( PATH_MAX, currentName );␊
221 if ( size != 0 ) {␊
222 if ( size > PATH_MAX ) {␊
223 WCHAR * newCurrentName = new WCHAR[ size ];␊
224 if ( ::GetCurrentDirectoryW( PATH_MAX, newCurrentName ) != 0 )␊
225 result = QString::fromUcs2( ( ushort* ) newCurrentName );␊
226 delete [] newCurrentName;␊
227 } else {␊
228 result = QString::fromUcs2( ( ushort* ) currentName );␊
229 }␊
230 }␊
231␊
232 if ( result.length() >= 2 && result[ 1 ] == ':' )␊
233 result[ 0 ] = result.at( 0 ).upper(); // Force uppercase drive letters.␊
234#endif␊
235 slashify( result );␊
236 return result;␊
237}␊
238␊
239QString QDir::rootDirPath()␊
240{␊
241 QString d = p_getenv ( "SystemDrive" );␊
242 if ( d.isNull () )␊
243 d = QString::fromLatin1( "c:" ); // not "c:\\" !␊
244 slashify ( d );␊
245 return d;␊
246}␊
247␊
248bool QDir::isRelativePath( const QString &path )␊
249{␊
250 if ( path.isEmpty() )␊
251 return TRUE;␊
252 int p = 0;␊
253 if ( path[ 0 ].isLetter() && path[ 1 ] == ':' )␊
254 p = 2; // we have checked the first 2.␊
255 return ( ( path[ p ] != '/' ) && ( path[ p ] != '\\' ) );␊
256}␊
257␊
258#undef IS_SUBDIR␊
259#undef IS_RDONLY␊
260#undef IS_ARCH␊
261#undef IS_HIDDEN␊
262#undef IS_SYSTEM␊
263#undef FF_GETFIRST␊
264#undef FF_GETNEXT␊
265#undef FF_ERROR␊
266␊
267#if defined(_OS_WIN32_)␊
268#define IS_SUBDIR FILE_ATTRIBUTE_DIRECTORY␊
269#define IS_RDONLY FILE_ATTRIBUTE_READONLY␊
270#define IS_ARCH FILE_ATTRIBUTE_ARCHIVE␊
271#define IS_HIDDEN FILE_ATTRIBUTE_HIDDEN␊
272#define IS_SYSTEM FILE_ATTRIBUTE_SYSTEM␊
273#define FF_GETFIRST FindFirstFile␊
274#define FF_GETNEXT FindNextFile␊
275#define FF_ERROR INVALID_HANDLE_VALUE␊
276#else␊
277#define IS_SUBDIR _A_SUBDIR␊
278#define IS_RDONLY _A_RDONLY␊
279#define IS_ARCH _A_ARCH␊
280#define IS_HIDDEN _A_HIDDEN␊
281#define IS_SYSTEM _A_SYSTEM␊
282#define FF_GETFIRST _findfirst␊
283#define FF_GETNEXT _findnext␊
284#define FF_ERROR -1␊
285#endif␊
286␊
287␊
288bool QDir::readDirEntries( const QString &nameFilter,␊
289␉␉␉ int filterSpec, int sortSpec )␊
290{␊
291 int i;␊
292 if ( !fList ) {␊
293␉fList = new QStringList;␊
294␉CHECK_PTR( fList );␊
295␉fiList = new QFileInfoList;␊
296␉CHECK_PTR( fiList );␊
297␉fiList->setAutoDelete( TRUE );␊
298 } else {␊
299␉fList->clear();␊
300␉fiList->clear();␊
301 }␊
302␊
303 QStringList filters = qt_makeFilterList( nameFilter );␊
304␊
305 bool doDirs␉ = (filterSpec & Dirs)␉!= 0;␊
306 bool doFiles = (filterSpec & Files)␉!= 0;␊
307 bool noSymLinks = (filterSpec & NoSymLinks) != 0;␊
308 bool doReadable = (filterSpec & Readable)␉!= 0;␊
309 bool doWritable = (filterSpec & Writable)␉!= 0;␊
310 bool doExecable = (filterSpec & Executable) != 0;␊
311 bool doHidden = (filterSpec & Hidden)␉!= 0;␊
312 // show hidden files if the user asks explicitly for e.g. .*␊
313 if ( !doHidden && !nameFilter.isEmpty() && nameFilter[0] == '.' )␊
314 doHidden = TRUE;␊
315 bool doModified = (filterSpec & Modified) != 0;␊
316 bool doSystem = (filterSpec & System) != 0;␊
317␊
318 QRegExp wc( nameFilter.data(), FALSE, TRUE ); // wild card, case insensitive␊
319 bool first = TRUE;␊
320 QString p = dPath.copy();␊
321 int plen = p.length();␊
322#if defined(_OS_WIN32_)␊
323 HANDLE ff;␊
324 WIN32_FIND_DATAW finfo;␊
325#else␊
326 long ff;␊
327 _finddata_t finfo;␊
328#endif␊
329 QFileInfo fi;␊
330 if ( plen == 0 )␊
331 {␊
332#if defined(CHECK_NULL)␊
333 warning( "QDir::readDirEntries: No directory name specified" );␊
334#endif␊
335 return FALSE;␊
336 }␊
337 if ( p.at(plen-1) != '/' && p.at(plen-1) != '\\' )␊
338 p += '/';␊
339 p += "*.*";␊
340␊
341#if defined(__CYGWIN32_)␊
342 ff = FF_GETFIRST( p.data(), &finfo );␊
343#else␊
344 ff = FindFirstFileW ( ( LPCWSTR ) p.ucs2(), &finfo );␊
345#endif␊
346 if ( ff == FF_ERROR ) ␊
347 {␊
348#if defined(DEBUG)␊
349 warning( "QDir::readDirEntries: Cannot read the directory: %s",␊
350 (const char *)dPath );␊
351#endif␊
352 return FALSE;␊
353 }␊
354 ␊
355 while ( TRUE ) ␊
356 {␊
357␉if ( first )␊
358␉ first = FALSE;␊
359␉else ␊
360 {␊
361#if defined(__CYGWIN32_)␊
362␉ if ( FF_GETNEXT(ff,&finfo) == -1 )␊
363␉␉break;␊
364#else␊
365␉ //if ( !FF_GETNEXT(ff,&finfo) )␊
366␉ //␉break;␊
367 if (!FindNextFileW(ff, &finfo ))␊
368 break;␊
369#endif␊
370␉}␊
371#if defined(__CYGWIN32_)␊
372␉int attrib = finfo.attrib;␊
373#else␊
374␉int attrib = finfo.dwFileAttributes;␊
375#endif␊
376␉bool isDir␉= (attrib & IS_SUBDIR) != 0;␊
377␉bool isFile␉= !isDir;␊
378␉bool isSymLink␉= FALSE;␊
379␉bool isReadable = TRUE;␊
380␉bool isWritable = (attrib & IS_RDONLY) == 0;␊
381␉bool isExecable = FALSE;␊
382␉bool isModified = (attrib & IS_ARCH) != 0;␊
383␉bool isHidden␉= (attrib & IS_HIDDEN) != 0;␊
384␉bool isSystem␉= (attrib & IS_SYSTEM) != 0;␊
385␊
386#if defined(__CYGWIN32_)␊
387␉const char *fname = finfo.name;␊
388#else␊
389␉//const char *fname = finfo.cFileName;␊
390 QString fname = QString::fromUcs2( ( const unsigned short* ) finfo.cFileName);␊
391#endif␊
392␉if ( wc.match(fname.utf8()) == -1 && !(allDirs && isDir) )␊
393␉ continue;␊
394␊
395␉QString name = fname;␊
396␉if ( doExecable ) ␊
397 {␊
398␉ QString ext = name.right(4).lower();␊
399␉ if ( ext == ".exe" || ext == ".com" || ext == ".bat" ||␊
400␉␉ ext == ".pif" || ext == ".cmd" )␊
401␉␉isExecable = TRUE;␊
402␉}␊
403␊
404␉if ( (doDirs && isDir) || (doFiles && isFile) ) ␊
405 {␊
406␉ if ( noSymLinks && isSymLink )␊
407␉␉continue;␊
408␉ if ( (filterSpec & RWEMask) != 0 )␊
409␉␉if ( (doReadable && !isReadable) ||␊
410␉␉ (doWritable && !isWritable) ||␊
411␉␉ (doExecable && !isExecable) )␊
412␉␉ continue;␊
413␉ if ( doModified && !isModified )␊
414␉␉continue;␊
415␉ if ( !doHidden && isHidden )␊
416␉␉continue;␊
417␉ if ( !doSystem && isSystem )␊
418␉␉continue;␊
419␉ fi.setFile( *this, name );␊
420␉ fiList->append( new QFileInfo( fi ) );␊
421␉}␊
422 }␊
423#if defined(__CYGWIN32_)␊
424 _findclose( ff );␊
425#else␊
426 FindClose( ff );␊
427#endif␊
428␊
429 // Sort...␊
430 QDirSortItem* si= new QDirSortItem[fiList->count()];␊
431 QFileInfo* itm;␊
432 i=0;␊
433 for (itm = fiList->first(); itm; itm = fiList->next())␊
434␉si[i++].item = itm;␊
435 qt_cmp_si_sortSpec = sortSpec;␊
436 qsort( si, i, sizeof(si[0]), qt_cmp_si );␊
437 // put them back in the list␊
438 fiList->setAutoDelete( FALSE );␊
439 fiList->clear();␊
440 int j;␊
441 for ( j=0; j<i; j++ ) {␊
442␉fiList->append( si[j].item );␊
443␉fList->append( si[j].item->fileName() );␊
444 }␊
445 delete [] si;␊
446 fiList->setAutoDelete( TRUE );␊
447␊
448 if ( filterSpec == (FilterSpec)filtS && sortSpec == (SortSpec)sortS &&␊
449␉ nameFilter == nameFilt )␊
450␉dirty = FALSE;␊
451 else␊
452␉dirty = TRUE;␊
453 return TRUE;␊
454}␊
455␊
456const QFileInfoList * QDir::drives()␊
457{␊
458 // at most one instance of QFileInfoList is leaked, and this variable␊
459 // points to that list␊
460 static QFileInfoList * knownMemoryLeak = 0;␊
461␊
462 if ( !knownMemoryLeak ) {␊
463␉knownMemoryLeak = new QFileInfoList;␊
464␊
465#if defined(_OS_WIN32_)␊
466␉Q_UINT32 driveBits = (Q_UINT32) GetLogicalDrives() & 0x3ffffff;␊
467#elif defined(_OS_OS2EMX_)␊
468␉Q_UINT32 driveBits, cur;␊
469␉if (DosQueryCurrentDisk(&cur,&driveBits) != NO_ERROR)␊
470␉ exit(1);␊
471␉driveBits &= 0x3ffffff;␊
472#endif␊
473␉char driveName[4];␊
474␉qstrcpy( driveName, "a:/" );␊
475␉while( driveBits ) {␊
476␉ if ( driveBits & 1 )␊
477␉␉knownMemoryLeak->append( new QFileInfo( driveName ) );␊
478␉ driveName[0]++;␊
479␉ driveBits = driveBits >> 1;␊
480␉}␊
481 }␊
482␊
483 return knownMemoryLeak;␊
484}␊
485#endif //QT_NO_DIR␊
486

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