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1 | // Copyright (c) 1998-1999 Matra Datavision |
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2 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
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3 | // |
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4 | // This file is part of Open CASCADE Technology software library. |
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5 | // |
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6 | // This library is free software; you can redistribute it and/or modify it under |
7 | // the terms of the GNU Lesser General Public License version 2.1 as published |
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8 | // by the Free Software Foundation, with special exception defined in the file |
9 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
10 | // distribution for complete text of the license and disclaimer of any warranty. |
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11 | // |
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12 | // Alternatively, this file may be used under the terms of Open CASCADE |
13 | // commercial license or contractual agreement. |
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14 | |
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15 | #ifndef _WIN32 |
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16 | |
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17 | |
18 | #include <OSD_File.hxx> |
19 | #include <OSD_FileIterator.hxx> |
20 | #include <OSD_OSDError.hxx> |
21 | #include <OSD_Path.hxx> |
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22 | #include <OSD_WhoAmI.hxx> |
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23 | #include <TCollection_AsciiString.hxx> |
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24 | |
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25 | #include <dirent.h> |
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26 | #include <stdio.h> |
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27 | #include <sys/stat.h> |
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28 | #include <sys/types.h> |
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29 | # define NAMLEN(dirent) strlen((dirent)->d_name) |
30 | # ifdef VMS |
31 | extern char *vmsify PARAMS ((char *name, int type)); |
32 | # endif |
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33 | |
34 | /* In GNU systems, <dirent.h> defines this macro for us. */ |
35 | #ifdef _D_NAMLEN |
36 | # undef NAMLEN |
37 | # define NAMLEN(d) _D_NAMLEN(d) |
38 | #endif |
39 | |
40 | #if (defined (POSIX) || defined (VMS) || defined (WINDOWS32)) && !defined (__GNU_LIBRARY__) |
41 | /* Posix does not require that the d_ino field be present, and some |
42 | systems do not provide it. */ |
43 | # define REAL_DIR_ENTRY(dp) 1 |
44 | # define FAKE_DIR_ENTRY(dp) |
45 | #else |
46 | # define REAL_DIR_ENTRY(dp) (dp->d_ino != 0) |
47 | # define FAKE_DIR_ENTRY(dp) (dp->d_ino = 1) |
48 | #endif /* POSIX */ |
49 | |
50 | //const OSD_WhoAmI Iam = OSD_WFileIterator; |
51 | |
52 | |
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53 | OSD_FileIterator::OSD_FileIterator() |
54 | : myFlag(0), |
55 | myDescr(0), |
56 | myEntry(0), |
57 | myInit(0) |
58 | { |
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59 | } |
60 | |
61 | OSD_FileIterator::OSD_FileIterator(const OSD_Path& where, |
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62 | const TCollection_AsciiString& Mask) |
63 | : myFlag(0), |
64 | myDescr(0), |
65 | myEntry(0), |
66 | myInit(0) |
67 | { |
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68 | Initialize(where, Mask) ; |
69 | } |
70 | |
71 | // For Windows NT compatibility |
72 | void OSD_FileIterator :: Destroy () {} |
73 | |
74 | void OSD_FileIterator::Initialize(const OSD_Path& where, |
75 | const TCollection_AsciiString& Mask){ |
76 | myFlag = Standard_False; |
77 | where.SystemName(myPlace); |
78 | if (myPlace.Length()==0) myPlace = "."; |
79 | myMask = Mask; |
80 | if (myDescr) { |
81 | closedir((DIR *)myDescr) ; |
82 | myDescr = NULL ; |
83 | } |
84 | myInit = 1 ; |
85 | } |
86 | |
87 | // Is there another file entry ? |
88 | |
89 | Standard_Boolean OSD_FileIterator::More(){ |
90 | if (myInit) { |
91 | myInit = 0 ; |
92 | myDescr = (Standard_Address) opendir(myPlace.ToCString()); |
93 | if (myDescr) { // LD : Si repertoire inaccessible retourner False |
94 | myFlag = Standard_True; |
95 | myInit = 0 ; |
96 | Next(); // Now find first entry |
97 | } |
98 | } |
99 | return (myFlag); |
100 | } |
101 | |
102 | // Private : See if file name matches with a mask (like "*.c") |
103 | |
104 | static int strcmp_joker(const char *Mask,const char *Name) |
105 | { |
106 | const char *p, *s ; |
107 | |
108 | for(p = Mask,s = Name ; *p && *p != '*' ; p++,s++) |
109 | if (*p != *s) return 0 ; |
110 | |
111 | if (!*p) return !(*s) ; |
112 | while (*p == '*') p++ ; |
113 | if (!*p) return 1 ; |
114 | for (;*s; s++) |
115 | if (strcmp_joker(p,s)) return 1 ; |
116 | return 0 ; |
117 | } |
118 | |
119 | #if 0 |
120 | // LD : ancienne version. |
121 | |
122 | #define TRUE 1 |
123 | #define FALSE 0 |
124 | #define NO_MASK '*' |
125 | |
126 | static int strcmp_joker(char *fileMask,char *fileName) |
127 | { |
128 | char *sauve_fileMask,*sauve_fileName; |
129 | int compare_result; |
130 | int beginning = 1; // 0 if first character is a joker, otherwise 1 |
131 | |
132 | while (*fileName) { // Test end of AsciiString |
133 | |
134 | if (*fileMask == NO_MASK) { |
135 | beginning = 0; |
136 | |
137 | while(*fileMask == NO_MASK) fileMask++; |
138 | |
139 | if (*fileMask) { |
140 | while(*fileName && |
141 | *fileName != *fileMask) |
142 | fileName++; |
143 | |
144 | sauve_fileMask = fileMask; // Save strings |
145 | sauve_fileName = fileName; |
146 | } |
147 | else return(0); // fileMask ends with a joker |
148 | |
149 | } |
150 | else { // Compare two characters |
151 | compare_result = *fileMask++ - *fileName++; |
152 | |
153 | if (compare_result != 0) |
154 | if (beginning) |
155 | return (compare_result); /* 1ere chaine pas de joker au debut */ |
156 | else { // Look ahead for same string |
157 | fileMask = sauve_fileMask; |
158 | fileName = ++sauve_fileName; |
159 | while(*fileName && |
160 | *fileName != *fileMask) |
161 | fileName++; |
162 | sauve_fileName = fileName; |
163 | } |
164 | |
165 | } |
166 | |
167 | } |
168 | |
169 | while(*fileMask == NO_MASK) fileMask++; |
170 | return(*fileMask - *fileName); |
171 | } |
172 | #endif |
173 | |
174 | // Find next file entry in current directory |
175 | |
176 | void OSD_FileIterator::Next(){ |
177 | int again = 1; |
178 | struct stat stat_buf; |
179 | char full_name[255]; |
180 | |
181 | myFlag = 0; // Initialize to nothing found |
182 | |
183 | do { |
184 | myEntry = readdir((DIR *)myDescr); |
185 | |
186 | if (!myEntry){ // No file found |
187 | myEntry = NULL; // Keep pointer clean |
188 | myFlag = Standard_False; // No more files/directory |
189 | closedir((DIR *)myDescr) ; // so close directory |
190 | myDescr = NULL; |
191 | again = 0; |
192 | } |
193 | else { |
194 | if (!strcmp(((struct dirent *)myEntry)->d_name,".")) continue; |
195 | if (!strcmp(((struct dirent *)myEntry)->d_name,"..")) continue; |
196 | |
197 | // Is it a file ? |
198 | |
199 | sprintf(full_name,"%s/%s",myPlace.ToCString(), |
200 | ((struct dirent *)myEntry)->d_name); // LD debug |
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201 | #ifdef OCCT_DEBUG |
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202 | cout << "Place : " << myPlace << endl; |
203 | cout << "FName : " << full_name << endl; |
204 | #endif |
205 | stat(full_name, &stat_buf); |
206 | if (S_ISREG(stat_buf.st_mode)) // LD : Ensure me it's a regular file |
207 | if (strcmp_joker(myMask.ToCString(), ((struct dirent *)myEntry)->d_name)){ |
208 | // Does it follow mask ? |
209 | myFlag = Standard_True; |
210 | again = 0; |
211 | } |
212 | } |
213 | |
214 | } while (again); |
215 | |
216 | } |
217 | |
218 | // Get Name of selected file |
219 | |
220 | OSD_File OSD_FileIterator::Values(){ |
221 | OSD_Path thisvalue; |
222 | TCollection_AsciiString Name; |
223 | TCollection_AsciiString Ext; |
224 | Standard_Integer position; |
225 | |
226 | if (myEntry) Name = ((struct dirent *)myEntry)->d_name ; |
227 | |
228 | position = Name.Search("."); |
229 | |
230 | if (position != -1){ |
231 | Ext = Name; |
232 | Ext.Remove(1,position-1); |
233 | Name.Remove( position,Ext.Length()); |
234 | } |
235 | |
236 | thisvalue.SetValues("", "", "", "", "", Name,Ext); |
237 | TheIterator.SetPath (thisvalue); |
238 | |
239 | return (TheIterator); |
240 | } |
241 | |
242 | |
243 | void OSD_FileIterator::Reset(){ |
244 | myError.Reset(); |
245 | } |
246 | |
247 | Standard_Boolean OSD_FileIterator::Failed()const{ |
248 | return( myError.Failed()); |
249 | } |
250 | |
251 | void OSD_FileIterator::Perror() { |
252 | myError.Perror(); |
253 | } |
254 | |
255 | |
256 | Standard_Integer OSD_FileIterator::Error()const{ |
257 | return( myError.Error()); |
258 | } |
259 | |
260 | #else |
261 | |
262 | //------------------------------------------------------------------------ |
263 | //------------------- Windows NT sources for OSD_FileIterator ----------- |
264 | //------------------------------------------------------------------------ |
265 | |
266 | #define STRICT |
267 | #include <windows.h> |
268 | |
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269 | |
270 | #include <OSD_File.hxx> |
271 | #include <OSD_FileIterator.hxx> |
272 | #include <OSD_OSDError.hxx> |
273 | #include <OSD_Path.hxx> |
274 | #include <TCollection_AsciiString.hxx> |
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275 | #include <TCollection_ExtendedString.hxx> |
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276 | |
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277 | #define _FD ( ( PWIN32_FIND_DATAW )myData ) |
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278 | |
279 | void _osd_wnt_set_error ( OSD_Error&, OSD_WhoAmI, ... ); |
280 | |
281 | OSD_FileIterator :: OSD_FileIterator ( |
282 | const OSD_Path& where, |
283 | const TCollection_AsciiString& Mask |
284 | ) { |
285 | |
286 | myFlag = Standard_False; |
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287 | myHandle = INVALID_HANDLE_VALUE; |
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288 | |
289 | where.SystemName ( myPlace ); |
290 | |
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291 | if ( myPlace.Length () == 0 ) myPlace = "."; |
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292 | |
293 | myMask = Mask; |
294 | myData = NULL; |
295 | |
296 | } // end constructor |
297 | |
298 | void OSD_FileIterator :: Destroy () { |
299 | |
300 | if ( myData != NULL ) HeapFree ( GetProcessHeap (), 0, myData ); |
301 | |
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302 | if ( myHandle != INVALID_HANDLE_VALUE ) |
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303 | |
304 | FindClose ( ( HANDLE )myHandle ); |
305 | |
306 | } // end OSD_DirectoryIterator :: Destroy |
307 | |
308 | Standard_Boolean OSD_FileIterator :: More () { |
309 | |
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310 | if ( myHandle == INVALID_HANDLE_VALUE ) { |
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311 | |
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312 | TCollection_AsciiString wc = myPlace + "/" + myMask; |
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313 | |
314 | myData = HeapAlloc ( |
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315 | GetProcessHeap (), HEAP_GENERATE_EXCEPTIONS, sizeof ( WIN32_FIND_DATAW ) |
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316 | ); |
317 | |
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318 | // make wchar_t string from UTF-8 |
319 | TCollection_ExtendedString wcW(wc); |
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320 | myHandle = FindFirstFileExW((const wchar_t*)wcW.ToExtString(), FindExInfoStandard, (PWIN32_FIND_DATAW)myData, FindExSearchNameMatch, NULL, 0); |
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321 | |
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322 | if ( myHandle == INVALID_HANDLE_VALUE ) |
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323 | |
324 | _osd_wnt_set_error ( myError, OSD_WDirectoryIterator ); |
325 | |
326 | else { |
327 | |
328 | myFlag = Standard_True; |
329 | myFirstCall = Standard_True; |
330 | |
331 | Next (); |
332 | |
333 | } // end else |
334 | |
335 | } else if ( !myFlag ) { |
336 | |
337 | FindClose ( ( HANDLE )myHandle ); |
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338 | myHandle = INVALID_HANDLE_VALUE; |
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339 | |
340 | } // end if |
341 | |
342 | return myFlag; |
343 | |
344 | } // end OSD_FileIterator :: More |
345 | |
346 | void OSD_FileIterator :: Next () { |
347 | |
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348 | if ( ! myFirstCall || ( _FD -> dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY ) ) { |
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349 | |
350 | do { |
351 | |
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352 | if ( !FindNextFileW ( ( HANDLE )myHandle, _FD ) ) { |
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353 | |
354 | myFlag = Standard_False; |
355 | |
356 | break; |
357 | |
358 | } // end if |
359 | |
360 | } while ( ( _FD -> dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY ) ); |
361 | |
362 | } // end if |
363 | |
364 | myFirstCall = Standard_False; |
365 | |
366 | } // end OSD_FileIterator :: Next |
367 | |
368 | OSD_File OSD_FileIterator :: Values () { |
369 | |
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370 | // make UTF-8 string |
371 | TCollection_AsciiString aFileName |
372 | (TCollection_ExtendedString( (Standard_ExtString) _FD -> cFileName) ); |
373 | TheIterator.SetPath ( OSD_Path ( aFileName ) ); |
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374 | |
375 | return TheIterator; |
376 | |
377 | } // end OSD_FileIterator :: Values |
378 | |
379 | Standard_Boolean OSD_FileIterator :: Failed () const { |
380 | |
381 | return myError.Failed (); |
382 | |
383 | } // end OSD_FileIterator :: Failed |
384 | |
385 | void OSD_FileIterator :: Reset () { |
386 | |
387 | myError.Reset (); |
388 | |
389 | } // end OSD_FileIterator :: Reset |
390 | |
391 | void OSD_FileIterator :: Perror () { |
392 | |
393 | myError.Perror (); |
394 | |
395 | } // end OSD_FileIterator :: Perror |
396 | |
397 | Standard_Integer OSD_FileIterator :: Error () const { |
398 | |
399 | return myError.Error (); |
400 | |
401 | } // end OSD_FileIterator :: Error |
402 | |
403 | // For compatibility with UNIX version |
404 | OSD_FileIterator::OSD_FileIterator() {} |
405 | |
406 | void OSD_FileIterator::Initialize( |
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407 | const OSD_Path&, |
408 | const TCollection_AsciiString&){} |
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409 | |
410 | #endif |