1 | /* $Id: path.cpp 3860 2007-07-26 09:13:25Z vboxsync $ */
|
---|
2 | /** @file
|
---|
3 | * innotek Portable Runtime - Path Manipulation.
|
---|
4 | */
|
---|
5 |
|
---|
6 | /*
|
---|
7 | * Copyright (C) 2006-2007 innotek GmbH
|
---|
8 | *
|
---|
9 | * This file is part of VirtualBox Open Source Edition (OSE), as
|
---|
10 | * available from http://www.virtualbox.org. This file is free software;
|
---|
11 | * you can redistribute it and/or modify it under the terms of the GNU
|
---|
12 | * General Public License as published by the Free Software Foundation,
|
---|
13 | * in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
|
---|
14 | * distribution. VirtualBox OSE is distributed in the hope that it will
|
---|
15 | * be useful, but WITHOUT ANY WARRANTY of any kind.
|
---|
16 | *
|
---|
17 | * If you received this file as part of a commercial VirtualBox
|
---|
18 | * distribution, then only the terms of your commercial VirtualBox
|
---|
19 | * license agreement apply instead of the previous paragraph.
|
---|
20 | */
|
---|
21 |
|
---|
22 |
|
---|
23 | /*******************************************************************************
|
---|
24 | * Header Files *
|
---|
25 | *******************************************************************************/
|
---|
26 | #include <iprt/path.h>
|
---|
27 | #include <iprt/dir.h>
|
---|
28 | #include <iprt/param.h>
|
---|
29 | #include <iprt/string.h>
|
---|
30 | #include <iprt/assert.h>
|
---|
31 | #include <iprt/string.h>
|
---|
32 | #include <iprt/ctype.h>
|
---|
33 | #include <iprt/err.h>
|
---|
34 | #include <iprt/uni.h>
|
---|
35 | #include "internal/fs.h"
|
---|
36 | #include "internal/path.h"
|
---|
37 |
|
---|
38 |
|
---|
39 | /**
|
---|
40 | * Strips the filename from a path.
|
---|
41 | *
|
---|
42 | * @param pszPath Path which filename should be extracted from.
|
---|
43 | *
|
---|
44 | */
|
---|
45 | RTDECL(void) RTPathStripFilename(char *pszPath)
|
---|
46 | {
|
---|
47 | char *psz = pszPath;
|
---|
48 | char *pszLastSep = pszPath;
|
---|
49 |
|
---|
50 | for (;; psz++)
|
---|
51 | {
|
---|
52 | switch (*psz)
|
---|
53 | {
|
---|
54 | /* handle separators. */
|
---|
55 | #if defined(RT_OS_WINDOWS) || defined(RT_OS_OS2)
|
---|
56 | case ':':
|
---|
57 | pszLastSep = psz + 1;
|
---|
58 | break;
|
---|
59 |
|
---|
60 | case '\\':
|
---|
61 | #endif
|
---|
62 | case '/':
|
---|
63 | pszLastSep = psz;
|
---|
64 | break;
|
---|
65 |
|
---|
66 | /* the end */
|
---|
67 | case '\0':
|
---|
68 | if (pszLastSep == pszPath)
|
---|
69 | *pszLastSep++ = '.';
|
---|
70 | *pszLastSep = '\0';
|
---|
71 | return;
|
---|
72 | }
|
---|
73 | }
|
---|
74 | /* will never get here */
|
---|
75 | }
|
---|
76 |
|
---|
77 |
|
---|
78 | /**
|
---|
79 | * Strips the extension from a path.
|
---|
80 | *
|
---|
81 | * @param pszPath Path which extension should be stripped.
|
---|
82 | */
|
---|
83 | RTDECL(void) RTPathStripExt(char *pszPath)
|
---|
84 | {
|
---|
85 | char *pszDot = NULL;
|
---|
86 | for (;; pszPath++)
|
---|
87 | {
|
---|
88 | switch (*pszPath)
|
---|
89 | {
|
---|
90 | /* handle separators. */
|
---|
91 | #if defined(RT_OS_WINDOWS) || defined(RT_OS_OS2)
|
---|
92 | case ':':
|
---|
93 | case '\\':
|
---|
94 | #endif
|
---|
95 | case '/':
|
---|
96 | pszDot = NULL;
|
---|
97 | break;
|
---|
98 | case '.':
|
---|
99 | pszDot = pszPath;
|
---|
100 | break;
|
---|
101 |
|
---|
102 | /* the end */
|
---|
103 | case '\0':
|
---|
104 | if (pszDot)
|
---|
105 | *pszDot = '\0';
|
---|
106 | return;
|
---|
107 | }
|
---|
108 | }
|
---|
109 | /* will never get here */
|
---|
110 | }
|
---|
111 |
|
---|
112 |
|
---|
113 | /**
|
---|
114 | * Finds the filename in a path.
|
---|
115 | *
|
---|
116 | * @returns Pointer to filename within pszPath.
|
---|
117 | * @returns NULL if no filename (i.e. empty string or ends with a slash).
|
---|
118 | * @param pszPath Path to find filename in.
|
---|
119 | */
|
---|
120 | RTDECL(char *) RTPathFilename(const char *pszPath)
|
---|
121 | {
|
---|
122 | const char *psz = pszPath;
|
---|
123 | const char *pszLastComp = pszPath;
|
---|
124 |
|
---|
125 | for (;; psz++)
|
---|
126 | {
|
---|
127 | switch (*psz)
|
---|
128 | {
|
---|
129 | /* handle separators. */
|
---|
130 | #if defined(RT_OS_WINDOWS) || defined(RT_OS_OS2)
|
---|
131 | case ':':
|
---|
132 | pszLastComp = psz + 1;
|
---|
133 | break;
|
---|
134 |
|
---|
135 | case '\\':
|
---|
136 | #endif
|
---|
137 | case '/':
|
---|
138 | pszLastComp = psz + 1;
|
---|
139 | break;
|
---|
140 |
|
---|
141 | /* the end */
|
---|
142 | case '\0':
|
---|
143 | if (*pszLastComp)
|
---|
144 | return (char *)(void *)pszLastComp;
|
---|
145 | return NULL;
|
---|
146 | }
|
---|
147 | }
|
---|
148 |
|
---|
149 | /* will never get here */
|
---|
150 | return NULL;
|
---|
151 | }
|
---|
152 |
|
---|
153 |
|
---|
154 | /**
|
---|
155 | * Strips the trailing slashes of a path name.
|
---|
156 | *
|
---|
157 | * @param pszPath Path to strip.
|
---|
158 | */
|
---|
159 | RTDECL(void) RTPathStripTrailingSlash(char *pszPath)
|
---|
160 | {
|
---|
161 | char *pszEnd = strchr(pszPath, '\0');
|
---|
162 | while (pszEnd-- > pszPath)
|
---|
163 | {
|
---|
164 | switch (*pszEnd)
|
---|
165 | {
|
---|
166 | case '/':
|
---|
167 | #if defined(RT_OS_WINDOWS) || defined(RT_OS_OS2)
|
---|
168 | case '\\':
|
---|
169 | #endif
|
---|
170 | *pszEnd = '\0';
|
---|
171 | break;
|
---|
172 | default:
|
---|
173 | return;
|
---|
174 | }
|
---|
175 | }
|
---|
176 | return;
|
---|
177 | }
|
---|
178 |
|
---|
179 |
|
---|
180 | /**
|
---|
181 | * Finds the extension part of in a path.
|
---|
182 | *
|
---|
183 | * @returns Pointer to extension within pszPath.
|
---|
184 | * @returns NULL if no extension.
|
---|
185 | * @param pszPath Path to find extension in.
|
---|
186 | */
|
---|
187 | RTDECL(char *) RTPathExt(const char *pszPath)
|
---|
188 | {
|
---|
189 | const char *psz = pszPath;
|
---|
190 | const char *pszExt = NULL;
|
---|
191 |
|
---|
192 | for (;; psz++)
|
---|
193 | {
|
---|
194 | switch (*psz)
|
---|
195 | {
|
---|
196 | /* handle separators. */
|
---|
197 | #if defined(RT_OS_WINDOWS) || defined(RT_OS_OS2)
|
---|
198 | case ':':
|
---|
199 | pszExt = NULL;
|
---|
200 | break;
|
---|
201 |
|
---|
202 | case '\\':
|
---|
203 | #endif
|
---|
204 | case '/':
|
---|
205 | pszExt = NULL;
|
---|
206 | break;
|
---|
207 | case '.':
|
---|
208 | pszExt = psz;
|
---|
209 | break;
|
---|
210 |
|
---|
211 | /* the end */
|
---|
212 | case '\0':
|
---|
213 | if (pszExt)
|
---|
214 | return (char *)(void *)pszExt;
|
---|
215 | return NULL;
|
---|
216 | }
|
---|
217 | }
|
---|
218 |
|
---|
219 | /* will never get here */
|
---|
220 | return NULL;
|
---|
221 | }
|
---|
222 |
|
---|
223 |
|
---|
224 | /**
|
---|
225 | * Checks if a path have an extension.
|
---|
226 | *
|
---|
227 | * @returns true if extension present.
|
---|
228 | * @returns false if no extension.
|
---|
229 | * @param pszPath Path to check.
|
---|
230 | */
|
---|
231 | RTDECL(bool) RTPathHaveExt(const char *pszPath)
|
---|
232 | {
|
---|
233 | return RTPathExt(pszPath) != NULL;
|
---|
234 | }
|
---|
235 |
|
---|
236 |
|
---|
237 | /**
|
---|
238 | * Checks if a path includes more than a filename.
|
---|
239 | *
|
---|
240 | * @returns true if path present.
|
---|
241 | * @returns false if no path.
|
---|
242 | * @param pszPath Path to check.
|
---|
243 | */
|
---|
244 | RTDECL(bool) RTPathHavePath(const char *pszPath)
|
---|
245 | {
|
---|
246 | #if defined(RT_OS_WINDOWS) || defined(RT_OS_OS2)
|
---|
247 | return strpbrk(pszPath, "/\\:") != NULL;
|
---|
248 | #else
|
---|
249 | return strpbrk(pszPath, "/") != NULL;
|
---|
250 | #endif
|
---|
251 | }
|
---|
252 |
|
---|
253 |
|
---|
254 | /**
|
---|
255 | * Helper for RTPathCompare() and RTPathStartsWith().
|
---|
256 | *
|
---|
257 | * @returns similar to strcmp.
|
---|
258 | * @param pszPath1 Path to compare.
|
---|
259 | * @param pszPath2 Path to compare.
|
---|
260 | * @param fLimit Limit the comparison to the length of \a pszPath2
|
---|
261 | * @internal
|
---|
262 | */
|
---|
263 | static int rtPathCompare(const char *pszPath1, const char *pszPath2, bool fLimit)
|
---|
264 | {
|
---|
265 | if (pszPath1 == pszPath2)
|
---|
266 | return 0;
|
---|
267 | if (!pszPath1)
|
---|
268 | return -1;
|
---|
269 | if (!pszPath2)
|
---|
270 | return 1;
|
---|
271 |
|
---|
272 | #if defined(RT_OS_WINDOWS) || defined(RT_OS_OS2)
|
---|
273 | PRTUNICP puszPath1;
|
---|
274 | int rc = RTStrToUni(pszPath1, &puszPath1);
|
---|
275 | if (RT_FAILURE(rc))
|
---|
276 | return -1;
|
---|
277 | PRTUNICP puszPath2;
|
---|
278 | rc = RTStrToUni(pszPath2, &puszPath2);
|
---|
279 | if (RT_FAILURE(rc))
|
---|
280 | {
|
---|
281 | RTUniFree(puszPath1);
|
---|
282 | return 1;
|
---|
283 | }
|
---|
284 |
|
---|
285 | int iDiff = 0;
|
---|
286 | PRTUNICP puszTmpPath1 = puszPath1;
|
---|
287 | PRTUNICP puszTmpPath2 = puszPath2;
|
---|
288 | for (;;)
|
---|
289 | {
|
---|
290 | register RTUNICP uc1 = *puszTmpPath1;
|
---|
291 | register RTUNICP uc2 = *puszTmpPath2;
|
---|
292 | if (uc1 != uc2)
|
---|
293 | {
|
---|
294 | if (uc1 == '\\')
|
---|
295 | uc1 = '/';
|
---|
296 | else
|
---|
297 | uc1 = RTUniCpToUpper(uc1);
|
---|
298 | if (uc2 == '\\')
|
---|
299 | uc2 = '/';
|
---|
300 | else
|
---|
301 | uc2 = RTUniCpToUpper(uc2);
|
---|
302 | if (uc1 != uc2)
|
---|
303 | {
|
---|
304 | iDiff = uc1 > uc2 ? 1 : -1; /* (overflow/underflow paranoia) */
|
---|
305 | if (fLimit && uc2 == '\0')
|
---|
306 | iDiff = 0;
|
---|
307 | break;
|
---|
308 | }
|
---|
309 | }
|
---|
310 | if (!uc1)
|
---|
311 | break;
|
---|
312 | puszTmpPath1++;
|
---|
313 | puszTmpPath2++;
|
---|
314 |
|
---|
315 | }
|
---|
316 |
|
---|
317 | RTUniFree(puszPath2);
|
---|
318 | RTUniFree(puszPath1);
|
---|
319 | return iDiff;
|
---|
320 |
|
---|
321 | #else
|
---|
322 | if (!fLimit)
|
---|
323 | return strcmp(pszPath1, pszPath2);
|
---|
324 | return strncmp(pszPath1, pszPath2, strlen(pszPath2));
|
---|
325 | #endif
|
---|
326 | }
|
---|
327 |
|
---|
328 |
|
---|
329 | /**
|
---|
330 | * Compares two paths.
|
---|
331 | *
|
---|
332 | * The comparison takes platform-dependent details into account,
|
---|
333 | * such as:
|
---|
334 | * <ul>
|
---|
335 | * <li>On DOS-like platforms, both |\| and |/| separator chars are considered
|
---|
336 | * to be equal.
|
---|
337 | * <li>On platforms with case-insensitive file systems, mismatching characters
|
---|
338 | * are uppercased and compared again.
|
---|
339 | * </ul>
|
---|
340 | *
|
---|
341 | * @remark
|
---|
342 | *
|
---|
343 | * File system details are currently ignored. This means that you won't get
|
---|
344 | * case-insentive compares on unix systems when a path goes into a case-insensitive
|
---|
345 | * filesystem like FAT, HPFS, HFS, NTFS, JFS, or similar. For NT, OS/2 and similar
|
---|
346 | * you'll won't get case-sensitve compares on a case-sensitive file system.
|
---|
347 | *
|
---|
348 | * @param pszPath1 Path to compare (must be an absolute path).
|
---|
349 | * @param pszPath2 Path to compare (must be an absolute path).
|
---|
350 | *
|
---|
351 | * @returns < 0 if the first path less than the second path.
|
---|
352 | * @returns 0 if the first path identical to the second path.
|
---|
353 | * @returns > 0 if the first path greater than the second path.
|
---|
354 | */
|
---|
355 | RTDECL(int) RTPathCompare(const char *pszPath1, const char *pszPath2)
|
---|
356 | {
|
---|
357 | return rtPathCompare(pszPath1, pszPath2, false /* full path lengths */);
|
---|
358 | }
|
---|
359 |
|
---|
360 |
|
---|
361 | /**
|
---|
362 | * Checks if a path starts with the given parent path.
|
---|
363 | *
|
---|
364 | * This means that either the path and the parent path matches completely, or that
|
---|
365 | * the path is to some file or directory residing in the tree given by the parent
|
---|
366 | * directory.
|
---|
367 | *
|
---|
368 | * The path comparison takes platform-dependent details into account,
|
---|
369 | * see RTPathCompare() for details.
|
---|
370 | *
|
---|
371 | * @param pszPath Path to check, must be an absolute path.
|
---|
372 | * @param pszParentPath Parent path, must be an absolute path.
|
---|
373 | * No trailing directory slash!
|
---|
374 | *
|
---|
375 | * @returns |true| when \a pszPath starts with \a pszParentPath (or when they
|
---|
376 | * are identical), or |false| otherwise.
|
---|
377 | *
|
---|
378 | * @remark This API doesn't currently handle root directory compares in a manner
|
---|
379 | * consistant with the other APIs. RTPathStartsWith(pszSomePath, "/") will
|
---|
380 | * not work if pszSomePath isn't "/".
|
---|
381 | */
|
---|
382 | RTDECL(bool) RTPathStartsWith(const char *pszPath, const char *pszParentPath)
|
---|
383 | {
|
---|
384 | if (pszPath == pszParentPath)
|
---|
385 | return true;
|
---|
386 | if (!pszPath || !pszParentPath)
|
---|
387 | return false;
|
---|
388 |
|
---|
389 | if (rtPathCompare(pszPath, pszParentPath, true /* limited by path 2 */) != 0)
|
---|
390 | return false;
|
---|
391 |
|
---|
392 | const size_t cchParentPath = strlen(pszParentPath);
|
---|
393 | return RTPATH_IS_SLASH(pszPath[cchParentPath])
|
---|
394 | || pszPath[cchParentPath] == '\0';
|
---|
395 | }
|
---|
396 |
|
---|
397 |
|
---|
398 | /**
|
---|
399 | * Same as RTPathReal only the result is RTStrDup()'ed.
|
---|
400 | *
|
---|
401 | * @returns Pointer to real path. Use RTStrFree() to free this string.
|
---|
402 | * @returns NULL if RTPathReal() or RTStrDup() fails.
|
---|
403 | * @param pszPath
|
---|
404 | */
|
---|
405 | RTDECL(char *) RTPathRealDup(const char *pszPath)
|
---|
406 | {
|
---|
407 | char szPath[RTPATH_MAX];
|
---|
408 | int rc = RTPathReal(pszPath, szPath, sizeof(szPath));
|
---|
409 | if (RT_SUCCESS(rc))
|
---|
410 | return RTStrDup(szPath);
|
---|
411 | return NULL;
|
---|
412 | }
|
---|
413 |
|
---|
414 |
|
---|
415 | /**
|
---|
416 | * Same as RTPathAbs only the result is RTStrDup()'ed.
|
---|
417 | *
|
---|
418 | * @returns Pointer to real path. Use RTStrFree() to free this string.
|
---|
419 | * @returns NULL if RTPathAbs() or RTStrDup() fails.
|
---|
420 | * @param pszPath The path to resolve.
|
---|
421 | */
|
---|
422 | RTDECL(char *) RTPathAbsDup(const char *pszPath)
|
---|
423 | {
|
---|
424 | char szPath[RTPATH_MAX];
|
---|
425 | int rc = RTPathAbs(pszPath, szPath, sizeof(szPath));
|
---|
426 | if (RT_SUCCESS(rc))
|
---|
427 | return RTStrDup(szPath);
|
---|
428 | return NULL;
|
---|
429 | }
|
---|
430 |
|
---|
431 |
|
---|
432 | /**
|
---|
433 | * Returns the length of the volume name specifier of the given path.
|
---|
434 | * If no such specifier zero is returned.
|
---|
435 | */
|
---|
436 | size_t rtPathVolumeSpecLen(const char *pszPath)
|
---|
437 | {
|
---|
438 | #if defined (RT_OS_OS2) || defined (RT_OS_WINDOWS)
|
---|
439 | if (pszPath && *pszPath)
|
---|
440 | {
|
---|
441 | /* UTC path. */
|
---|
442 | if ( (pszPath[0] == '\\' || pszPath[0] == '/')
|
---|
443 | && (pszPath[1] == '\\' || pszPath[1] == '/'))
|
---|
444 | return strcspn(pszPath + 2, "\\/") + 2;
|
---|
445 |
|
---|
446 | /* Drive letter. */
|
---|
447 | if ( pszPath[1] == ':'
|
---|
448 | && toupper(pszPath[0]) >= 'A' && toupper(pszPath[0]) <= 'Z')
|
---|
449 | return 2;
|
---|
450 | }
|
---|
451 | return 0;
|
---|
452 |
|
---|
453 | #else
|
---|
454 | /* This isn't quite right when looking at the above stuff, but it works assuming that '//' does not mean UNC. */
|
---|
455 | /// @todo (dmik) well, it's better to consider there's no volume name
|
---|
456 | // at all on *nix systems
|
---|
457 | return 0;
|
---|
458 | // return pszPath && pszPath[0] == '/';
|
---|
459 | #endif
|
---|
460 | }
|
---|
461 |
|
---|
462 |
|
---|
463 | /**
|
---|
464 | * Get the absolute path (no symlinks, no . or .. components), assuming the
|
---|
465 | * given base path as the current directory. The resulting path doesn't have
|
---|
466 | * to exist.
|
---|
467 | *
|
---|
468 | * @returns iprt status code.
|
---|
469 | * @param pszBase The base path to act like a current directory.
|
---|
470 | * When NULL, the actual cwd is used (i.e. the call
|
---|
471 | * is equivalent to RTPathAbs(pszPath, ...).
|
---|
472 | * @param pszPath The path to resolve.
|
---|
473 | * @param pszAbsPath Where to store the absolute path.
|
---|
474 | * @param cchAbsPath Size of the buffer.
|
---|
475 | */
|
---|
476 | RTDECL(int) RTPathAbsEx(const char *pszBase, const char *pszPath, char *pszAbsPath, unsigned cchAbsPath)
|
---|
477 | {
|
---|
478 | if (pszBase && pszPath && !rtPathVolumeSpecLen(pszPath))
|
---|
479 | {
|
---|
480 | #if defined(RT_OS_WINDOWS)
|
---|
481 | /* The format for very long paths is not supported. */
|
---|
482 | if ( (pszBase[0] == '/' || pszBase[0] == '\\')
|
---|
483 | && (pszBase[1] == '/' || pszBase[1] == '\\')
|
---|
484 | && pszBase[2] == '?'
|
---|
485 | && (pszBase[3] == '/' || pszBase[3] == '\\'))
|
---|
486 | return VERR_INVALID_NAME;
|
---|
487 | #endif
|
---|
488 |
|
---|
489 | /** @todo there are a couple of things which isn't 100% correct, although the
|
---|
490 | * current code will have to work for now - I don't have time to fix it right now.
|
---|
491 | *
|
---|
492 | * 1) On Windows & OS/2 we confuse '/' with an abspath spec and will
|
---|
493 | * not necessarily resolve it on the right drive.
|
---|
494 | * 2) A trailing slash in the base might cause UNC names to be created.
|
---|
495 | * 3) The lengths total doesn't have to be less than max length
|
---|
496 | * if the pszPath starts with a slash.
|
---|
497 | */
|
---|
498 | size_t cchBase = strlen(pszBase);
|
---|
499 | size_t cchPath = strlen(pszPath);
|
---|
500 | if (cchBase + cchPath >= RTPATH_MAX)
|
---|
501 | return VERR_FILENAME_TOO_LONG;
|
---|
502 |
|
---|
503 | bool fRootSpec = pszPath[0] == '/'
|
---|
504 | #if defined(RT_OS_WINDOWS) || defined(RT_OS_OS2)
|
---|
505 | || pszPath[0] == '\\'
|
---|
506 | #endif
|
---|
507 | ;
|
---|
508 | size_t cchVolSpec = rtPathVolumeSpecLen(pszBase);
|
---|
509 | char szPath[RTPATH_MAX];
|
---|
510 | if (fRootSpec)
|
---|
511 | {
|
---|
512 | /* join the disk name from base and the path */
|
---|
513 | memcpy(szPath, pszBase, cchVolSpec);
|
---|
514 | strcpy(&szPath[cchVolSpec], pszPath);
|
---|
515 | }
|
---|
516 | else
|
---|
517 | {
|
---|
518 | /* join the base path and the path */
|
---|
519 | strcpy(szPath, pszBase);
|
---|
520 | szPath[cchBase] = RTPATH_DELIMITER;
|
---|
521 | strcpy(&szPath[cchBase + 1], pszPath);
|
---|
522 | }
|
---|
523 | return RTPathAbs(szPath, pszAbsPath, cchAbsPath);
|
---|
524 | }
|
---|
525 |
|
---|
526 | /* Fallback to the non *Ex version */
|
---|
527 | return RTPathAbs(pszPath, pszAbsPath, cchAbsPath);
|
---|
528 | }
|
---|
529 |
|
---|
530 |
|
---|
531 | /**
|
---|
532 | * Same as RTPathAbsEx only the result is RTStrDup()'ed.
|
---|
533 | *
|
---|
534 | * @returns Pointer to the absolute path. Use RTStrFree() to free this string.
|
---|
535 | * @returns NULL if RTPathAbsEx() or RTStrDup() fails.
|
---|
536 | * @param pszBase The base path to act like a current directory.
|
---|
537 | * When NULL, the actual cwd is used (i.e. the call
|
---|
538 | * is equivalent to RTPathAbs(pszPath, ...).
|
---|
539 | * @param pszPath The path to resolve.
|
---|
540 | */
|
---|
541 | RTDECL(char *) RTPathAbsExDup(const char *pszBase, const char *pszPath)
|
---|
542 | {
|
---|
543 | char szPath[RTPATH_MAX];
|
---|
544 | int rc = RTPathAbsEx(pszBase, pszPath, szPath, sizeof(szPath));
|
---|
545 | if (RT_SUCCESS(rc))
|
---|
546 | return RTStrDup(szPath);
|
---|
547 | return NULL;
|
---|
548 | }
|
---|
549 |
|
---|
550 |
|
---|
551 | /**
|
---|
552 | * Gets the directory for architecture-independent application data, for
|
---|
553 | * example NLS files, module sources, ...
|
---|
554 | *
|
---|
555 | * Linux: /usr/shared/<application>
|
---|
556 | * Windows: <program files directory>/<application>
|
---|
557 | * Old path: same as RTPathProgram()
|
---|
558 | *
|
---|
559 | */
|
---|
560 | RTDECL(int) RTPathAppPrivateNoArch(char *pszPath, unsigned cchPath)
|
---|
561 | {
|
---|
562 | #ifdef RTPATH_APP_PRIVATE
|
---|
563 | char *pszUtf8Path;
|
---|
564 | int rc;
|
---|
565 | rc = rtPathFromNative(&pszUtf8Path, RTPATH_APP_PRIVATE);
|
---|
566 | if (RT_SUCCESS(rc))
|
---|
567 | {
|
---|
568 | size_t cchPathPrivateNoArch = strlen(pszUtf8Path);
|
---|
569 | if (cchPathPrivateNoArch < cchPath)
|
---|
570 | memcpy(pszPath, pszUtf8Path, cchPathPrivateNoArch + 1);
|
---|
571 | else
|
---|
572 | rc = VERR_BUFFER_OVERFLOW;
|
---|
573 | RTStrFree(pszUtf8Path);
|
---|
574 | }
|
---|
575 | return rc;
|
---|
576 | #else
|
---|
577 | return RTPathProgram(pszPath, cchPath);
|
---|
578 | #endif
|
---|
579 | }
|
---|
580 |
|
---|
581 |
|
---|
582 | /**
|
---|
583 | * Gets the directory for architecture-dependent application data, for
|
---|
584 | * example modules which can be loaded at runtime.
|
---|
585 | *
|
---|
586 | * Linux: /usr/lib/<application>
|
---|
587 | * Windows: <program files directory>/<application>
|
---|
588 | * Old path: same as RTPathProgram()
|
---|
589 | *
|
---|
590 | * @returns iprt status code.
|
---|
591 | * @param pszPath Buffer where to store the path.
|
---|
592 | * @param cchPath Buffer size in bytes.
|
---|
593 | */
|
---|
594 | RTDECL(int) RTPathAppPrivateArch(char *pszPath, unsigned cchPath)
|
---|
595 | {
|
---|
596 | #ifdef RTPATH_APP_PRIVATE_ARCH
|
---|
597 | char *pszUtf8Path;
|
---|
598 | int rc;
|
---|
599 | rc = rtPathFromNative(&pszUtf8Path, RTPATH_APP_PRIVATE_ARCH);
|
---|
600 | if (RT_SUCCESS(rc))
|
---|
601 | {
|
---|
602 | size_t cchPathPrivateArch = strlen(pszUtf8Path);
|
---|
603 | if (cchPathPrivateArch < cchPath)
|
---|
604 | memcpy(pszPath, pszUtf8Path, cchPathPrivateArch + 1);
|
---|
605 | else
|
---|
606 | rc = VERR_BUFFER_OVERFLOW;
|
---|
607 | RTStrFree(pszUtf8Path);
|
---|
608 | }
|
---|
609 | return rc;
|
---|
610 | #else
|
---|
611 | return RTPathProgram(pszPath, cchPath);
|
---|
612 | #endif
|
---|
613 | }
|
---|
614 |
|
---|
615 |
|
---|
616 | /**
|
---|
617 | * Gets the directory of shared libraries. This is not the same as
|
---|
618 | * RTPathAppPrivateArch() as Linux depends all shared libraries in
|
---|
619 | * a common global directory where ld.so can found them.
|
---|
620 | *
|
---|
621 | * Linux: /usr/lib
|
---|
622 | * Windows: <program files directory>/<application>
|
---|
623 | * Old path: same as RTPathProgram()
|
---|
624 | *
|
---|
625 | * @returns iprt status code.
|
---|
626 | * @param pszPath Buffer where to store the path.
|
---|
627 | * @param cchPath Buffer size in bytes.
|
---|
628 | */
|
---|
629 | RTDECL(int) RTPathSharedLibs(char *pszPath, unsigned cchPath)
|
---|
630 | {
|
---|
631 | #ifdef RTPATH_SHARED_LIBS
|
---|
632 | char *pszUtf8Path;
|
---|
633 | int rc;
|
---|
634 | rc = rtPathFromNative(&pszUtf8Path, RTPATH_SHARED_LIBS);
|
---|
635 | if (RT_SUCCESS(rc))
|
---|
636 | {
|
---|
637 | size_t cchPathSharedLibs = strlen(pszUtf8Path);
|
---|
638 | if (cchPathSharedLibs < cchPath)
|
---|
639 | memcpy(pszPath, pszUtf8Path, cchPathSharedLibs + 1);
|
---|
640 | else
|
---|
641 | rc = VERR_BUFFER_OVERFLOW;
|
---|
642 | RTStrFree(pszUtf8Path);
|
---|
643 | }
|
---|
644 | return rc;
|
---|
645 | #else
|
---|
646 | return RTPathProgram(pszPath, cchPath);
|
---|
647 | #endif
|
---|
648 | }
|
---|
649 |
|
---|
650 |
|
---|
651 | /**
|
---|
652 | * Gets the directory for documentation.
|
---|
653 | *
|
---|
654 | * Linux: /usr/share/doc/<application>
|
---|
655 | * Windows: <program files directory>/<application>
|
---|
656 | * Old path: same as RTPathProgram()
|
---|
657 | *
|
---|
658 | * @returns iprt status code.
|
---|
659 | * @param pszPath Buffer where to store the path.
|
---|
660 | * @param cchPath Buffer size in bytes.
|
---|
661 | */
|
---|
662 | RTDECL(int) RTPathAppDocs(char *pszPath, unsigned cchPath)
|
---|
663 | {
|
---|
664 | #ifdef RTPATH_APP_DOCS
|
---|
665 | char *pszUtf8Path;
|
---|
666 | int rc;
|
---|
667 | rc = rtPathFromNative(&pszUtf8Path, RTPATH_APP_DOCS);
|
---|
668 | if (RT_SUCCESS(rc))
|
---|
669 | {
|
---|
670 | size_t cchPathAppDocs = strlen(pszUtf8Path);
|
---|
671 | if (cchPathAppDocs < cchPath)
|
---|
672 | memcpy(pszPath, pszUtf8Path, cchPathAppDocs + 1);
|
---|
673 | else
|
---|
674 | rc = VERR_BUFFER_OVERFLOW;
|
---|
675 | RTStrFree(pszUtf8Path);
|
---|
676 | }
|
---|
677 | return rc;
|
---|
678 | #else
|
---|
679 | return RTPathProgram(pszPath, cchPath);
|
---|
680 | #endif
|
---|
681 | }
|
---|