VirtualBox

source: vbox/trunk/src/VBox/Runtime/generic/env-generic.cpp@ 21337

Last change on this file since 21337 was 21337, checked in by vboxsync, 15 years ago

IPRT,HostDrv,AddDrv: Export public IPRT symbols for the linux kernel (pain).

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1/* $Id: env-generic.cpp 21337 2009-07-07 14:58:27Z vboxsync $ */
2/** @file
3 * IPRT - Environment, Generic.
4 */
5
6/*
7 * Copyright (C) 2006-2007 Sun Microsystems, Inc.
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 (GPL) as published by the Free Software
13 * Foundation, in version 2 as it comes in the "COPYING" file of the
14 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16 *
17 * The contents of this file may alternatively be used under the terms
18 * of the Common Development and Distribution License Version 1.0
19 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
20 * VirtualBox OSE distribution, in which case the provisions of the
21 * CDDL are applicable instead of those of the GPL.
22 *
23 * You may elect to license modified versions of this file under the
24 * terms and conditions of either the GPL or the CDDL or both.
25 *
26 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
27 * Clara, CA 95054 USA or visit http://www.sun.com if you need
28 * additional information or have any questions.
29 */
30
31
32/*******************************************************************************
33* Header Files *
34*******************************************************************************/
35#include <iprt/env.h>
36#include "internal/iprt.h"
37
38#include <iprt/assert.h>
39#include <iprt/alloc.h>
40#include <iprt/alloca.h>
41#include <iprt/string.h>
42#include <iprt/err.h>
43#include "internal/magics.h"
44
45#include <stdlib.h>
46#if !defined(RT_OS_WINDOWS)
47# include <unistd.h>
48#endif
49#ifdef RT_OS_DARWIN
50# include <crt_externs.h>
51#endif
52#if defined(RT_OS_SOLARIS) || defined(RT_OS_FREEBSD) || defined(RT_OS_NETBSD) || defined(RT_OS_OPENBSD)
53RT_C_DECLS_BEGIN
54extern char **environ;
55RT_C_DECLS_END
56#endif
57
58
59/*******************************************************************************
60* Defined Constants And Macros *
61*******************************************************************************/
62/** Macro that unlocks the specified environment block. */
63#define RTENV_LOCK(pEnvInt) do { } while (0)
64/** Macro that unlocks the specified environment block. */
65#define RTENV_UNLOCK(pEnvInt) do { } while (0)
66
67
68/*******************************************************************************
69* Structures and Typedefs *
70*******************************************************************************/
71/**
72 * The internal representation of a (non-default) environment.
73 */
74typedef struct RTENVINTERNAL
75{
76 /** Magic value . */
77 uint32_t u32Magic;
78 /** Number of variables in the array.
79 * This does not include the terminating NULL entry. */
80 size_t cVars;
81 /** Capacity (allocated size) of the array.
82 * This includes space for the terminating NULL element (for compatibility
83 * with the C library), so that c <= cCapacity - 1. */
84 size_t cAllocated;
85 /** Array of environment variables. */
86 char **papszEnv;
87 /** Array of environment variables in the process CP.
88 * This get (re-)constructed when RTEnvGetExecEnvP method is called. */
89 char **papszEnvOtherCP;
90} RTENVINTERNAL, *PRTENVINTERNAL;
91
92/** The allocation granularity of the RTENVINTERNAL::papszEnv memory. */
93#define RTENV_GROW_SIZE 16
94
95
96/**
97 * Internal worker that resolves the pointer to the default
98 * process environment. (environ)
99 *
100 * @returns Pointer to the default environment.
101 * This may be NULL.
102 */
103static const char * const *rtEnvDefault(void)
104{
105#ifdef RT_OS_DARWIN
106 return *(_NSGetEnviron());
107#elif defined(RT_OS_L4)
108 /* So far, our L4 libraries do not include environment support. */
109 return NULL;
110#else
111 return environ;
112#endif
113}
114
115
116/**
117 * Internal worker that creates an environment handle with a specified capacity.
118 *
119 * @returns IPRT status code.
120 * @param ppIntEnv Where to store the result.
121 * @param cAllocated The initial array size.
122 */
123static int rtEnvCreate(PRTENVINTERNAL *ppIntEnv, size_t cAllocated)
124{
125 /*
126 * Allocate environment handle.
127 */
128 PRTENVINTERNAL pIntEnv = (PRTENVINTERNAL)RTMemAlloc(sizeof(*pIntEnv));
129 if (pIntEnv)
130 {
131 /*
132 * Pre-allocate the variable array.
133 */
134 pIntEnv->u32Magic = RTENV_MAGIC;
135 pIntEnv->papszEnvOtherCP = NULL;
136 pIntEnv->cVars = 0;
137 pIntEnv->cAllocated = RT_ALIGN_Z(RT_MAX(cAllocated, RTENV_GROW_SIZE), RTENV_GROW_SIZE);
138 pIntEnv->papszEnv = (char **)RTMemAllocZ(sizeof(pIntEnv->papszEnv[0]) * pIntEnv->cAllocated);
139 if (pIntEnv->papszEnv)
140 {
141 *ppIntEnv = pIntEnv;
142 return VINF_SUCCESS;
143 }
144
145 RTMemFree(pIntEnv);
146 }
147
148 return VERR_NO_MEMORY;
149}
150
151
152RTDECL(int) RTEnvCreate(PRTENV pEnv)
153{
154 AssertPtrReturn(pEnv, VERR_INVALID_POINTER);
155 return rtEnvCreate(pEnv, RTENV_GROW_SIZE);
156}
157RT_EXPORT_SYMBOL(RTEnvCreate);
158
159
160RTDECL(int) RTEnvDestroy(RTENV Env)
161{
162 /*
163 * Ignore NIL_RTENV and validate input.
164 */
165 if ( Env == NIL_RTENV
166 || Env == RTENV_DEFAULT)
167 return VINF_SUCCESS;
168
169 PRTENVINTERNAL pIntEnv = Env;
170 AssertPtrReturn(pIntEnv, VERR_INVALID_HANDLE);
171 AssertReturn(pIntEnv->u32Magic == RTENV_MAGIC, VERR_INVALID_HANDLE);
172
173 /*
174 * Do the cleanup.
175 */
176 RTENV_LOCK(pIntEnv);
177 pIntEnv->u32Magic++;
178 size_t iVar = pIntEnv->cVars;
179 while (iVar-- > 0)
180 RTStrFree(pIntEnv->papszEnv[iVar]);
181 RTMemFree(pIntEnv->papszEnv);
182 pIntEnv->papszEnv = NULL;
183
184 if (pIntEnv->papszEnvOtherCP)
185 {
186 for (iVar = 0; pIntEnv->papszEnvOtherCP[iVar]; iVar++)
187 {
188 RTStrFree(pIntEnv->papszEnvOtherCP[iVar]);
189 pIntEnv->papszEnvOtherCP[iVar] = NULL;
190 }
191 RTMemFree(pIntEnv->papszEnvOtherCP);
192 pIntEnv->papszEnvOtherCP = NULL;
193 }
194
195 RTENV_UNLOCK(pIntEnv);
196 /*RTCritSectDelete(&pIntEnv->CritSect) */
197 RTMemFree(pIntEnv);
198
199 return VINF_SUCCESS;
200}
201RT_EXPORT_SYMBOL(RTEnvDestroy);
202
203
204RTDECL(int) RTEnvClone(PRTENV pEnv, RTENV EnvToClone)
205{
206 /*
207 * Validate input and figure out how many variable to clone and where to get them.
208 */
209 size_t cVars;
210 const char * const *papszEnv;
211 PRTENVINTERNAL pIntEnvToClone;
212 AssertPtrReturn(pEnv, VERR_INVALID_POINTER);
213 if (EnvToClone == RTENV_DEFAULT)
214 {
215 pIntEnvToClone = NULL;
216 papszEnv = rtEnvDefault();
217 cVars = 0;
218 if (papszEnv)
219 while (papszEnv[cVars])
220 cVars++;
221 }
222 else
223 {
224 pIntEnvToClone = EnvToClone;
225 AssertPtrReturn(pIntEnvToClone, VERR_INVALID_HANDLE);
226 AssertReturn(pIntEnvToClone->u32Magic == RTENV_MAGIC, VERR_INVALID_HANDLE);
227 RTENV_LOCK(pIntEnvToClone);
228
229 papszEnv = pIntEnvToClone->papszEnv;
230 cVars = pIntEnvToClone->cVars;
231 }
232
233 /*
234 * Create the duplicate.
235 */
236 PRTENVINTERNAL pIntEnv;
237 int rc = rtEnvCreate(&pIntEnv, cVars + 1 /* NULL */);
238 if (RT_SUCCESS(rc))
239 {
240 pIntEnv->cVars = cVars;
241 pIntEnv->papszEnv[pIntEnv->cVars] = NULL;
242 if (EnvToClone == RTENV_DEFAULT)
243 {
244 /* ASSUMES the default environment is in the current codepage. */
245 for (size_t iVar = 0; iVar < cVars; iVar++)
246 {
247 int rc = RTStrCurrentCPToUtf8(&pIntEnv->papszEnv[iVar], papszEnv[iVar]);
248 if (RT_FAILURE(rc))
249 {
250 pIntEnv->cVars = iVar;
251 RTEnvDestroy(pIntEnv);
252 return rc;
253 }
254 }
255 }
256 else
257 {
258 for (size_t iVar = 0; iVar < cVars; iVar++)
259 {
260 char *pszVar = RTStrDup(papszEnv[iVar]);
261 if (RT_UNLIKELY(!pszVar))
262 {
263 RTENV_UNLOCK(pIntEnvToClone);
264
265 pIntEnv->cVars = iVar;
266 RTEnvDestroy(pIntEnv);
267 return rc;
268 }
269 pIntEnv->papszEnv[iVar] = pszVar;
270 }
271 }
272
273 /* done */
274 *pEnv = pIntEnv;
275 }
276
277 if (pIntEnvToClone)
278 RTENV_UNLOCK(pIntEnvToClone);
279 return rc;
280}
281RT_EXPORT_SYMBOL(RTEnvClone);
282
283
284RTDECL(int) RTEnvPutEx(RTENV Env, const char *pszVarEqualValue)
285{
286 int rc;
287 AssertPtrReturn(pszVarEqualValue, VERR_INVALID_POINTER);
288 const char *pszEq = strchr(pszVarEqualValue, '=');
289 if (!pszEq)
290 rc = RTEnvUnsetEx(Env, pszVarEqualValue);
291 else
292 {
293 /*
294 * Make a copy of the variable name so we can terminate it
295 * properly and then pass the request on to RTEnvSetEx.
296 */
297 const char *pszValue = pszEq + 1;
298
299 size_t cchVar = pszEq - pszVarEqualValue;
300 Assert(cchVar < 1024);
301 char *pszVar = (char *)alloca(cchVar + 1);
302 memcpy(pszVar, pszVarEqualValue, cchVar);
303 pszVar[cchVar] = '\0';
304
305 rc = RTEnvSetEx(Env, pszVar, pszValue);
306 }
307 return rc;
308}
309RT_EXPORT_SYMBOL(RTEnvPutEx);
310
311
312RTDECL(int) RTEnvSetEx(RTENV Env, const char *pszVar, const char *pszValue)
313{
314 AssertPtrReturn(pszVar, VERR_INVALID_POINTER);
315 AssertReturn(*pszVar, VERR_INVALID_PARAMETER);
316 AssertPtrReturn(pszValue, VERR_INVALID_POINTER);
317
318 int rc;
319 if (Env == RTENV_DEFAULT)
320 {
321 /*
322 * Since RTEnvPut isn't UTF-8 clean and actually expects the strings
323 * to be in the current code page (codeset), we'll do the necessary
324 * conversions here.
325 */
326 char *pszVarOtherCP;
327 rc = RTStrUtf8ToCurrentCP(&pszVarOtherCP, pszVar);
328 if (RT_SUCCESS(rc))
329 {
330 char *pszValueOtherCP;
331 rc = RTStrUtf8ToCurrentCP(&pszValueOtherCP, pszValue);
332 if (RT_SUCCESS(rc))
333 {
334 rc = RTEnvSet(pszVarOtherCP, pszValueOtherCP);
335 RTStrFree(pszValueOtherCP);
336 }
337 RTStrFree(pszVarOtherCP);
338 }
339 }
340 else
341 {
342 PRTENVINTERNAL pIntEnv = Env;
343 AssertPtrReturn(pIntEnv, VERR_INVALID_HANDLE);
344 AssertReturn(pIntEnv->u32Magic == RTENV_MAGIC, VERR_INVALID_HANDLE);
345
346 /*
347 * Create the variable string.
348 */
349 const size_t cchVar = strlen(pszVar);
350 const size_t cchValue = strlen(pszValue);
351 char *pszEntry = (char *)RTMemAlloc(cchVar + cchValue + 2);
352 if (pszEntry)
353 {
354 memcpy(pszEntry, pszVar, cchVar);
355 pszEntry[cchVar] = '=';
356 memcpy(&pszEntry[cchVar + 1], pszValue, cchValue + 1);
357
358 RTENV_LOCK(pIntEnv);
359
360 /*
361 * Find the location of the variable. (iVar = cVars if new)
362 */
363 rc = VINF_SUCCESS;
364 size_t iVar;
365 for (iVar = 0; iVar < pIntEnv->cVars; iVar++)
366 if ( !strncmp(pIntEnv->papszEnv[iVar], pszVar, cchVar)
367 && pIntEnv->papszEnv[iVar][cchVar] == '=')
368 break;
369 if (iVar < pIntEnv->cVars)
370 {
371 /*
372 * Replace the current entry. Simple.
373 */
374 RTMemFree(pIntEnv->papszEnv[iVar]);
375 pIntEnv->papszEnv[iVar] = pszEntry;
376 }
377 else
378 {
379 /*
380 * Adding a new variable. Resize the array if required
381 * and then insert the new value at the end.
382 */
383 if (pIntEnv->cVars + 2 > pIntEnv->cAllocated)
384 {
385 void *pvNew = RTMemRealloc(pIntEnv->papszEnv, sizeof(char *) * (pIntEnv->cAllocated + RTENV_GROW_SIZE));
386 if (!pvNew)
387 rc = VERR_NO_MEMORY;
388 else
389 {
390 pIntEnv->papszEnv = (char **)pvNew;
391 pIntEnv->cAllocated += RTENV_GROW_SIZE;
392 for (size_t iNewVar = pIntEnv->cVars; iNewVar < pIntEnv->cAllocated; iNewVar++)
393 pIntEnv->papszEnv[iNewVar] = NULL;
394 }
395 }
396 if (RT_SUCCESS(rc))
397 {
398 pIntEnv->papszEnv[iVar] = pszEntry;
399 pIntEnv->papszEnv[iVar + 1] = NULL; /* this isn't really necessary, but doesn't hurt. */
400 pIntEnv->cVars++;
401 Assert(pIntEnv->cVars == iVar + 1);
402 }
403 }
404
405 RTENV_UNLOCK(pIntEnv);
406
407 if (RT_FAILURE(rc))
408 RTMemFree(pszEntry);
409 }
410 else
411 rc = VERR_NO_MEMORY;
412 }
413 return rc;
414}
415RT_EXPORT_SYMBOL(RTEnvSetEx);
416
417
418RTDECL(int) RTEnvUnsetEx(RTENV Env, const char *pszVar)
419{
420 AssertPtrReturn(pszVar, VERR_INVALID_POINTER);
421 AssertReturn(*pszVar, VERR_INVALID_PARAMETER);
422
423 int rc;
424 if (Env == RTENV_DEFAULT)
425 {
426 /*
427 * Since RTEnvUnset isn't UTF-8 clean and actually expects the strings
428 * to be in the current code page (codeset), we'll do the necessary
429 * conversions here.
430 */
431 char *pszVarOtherCP;
432 rc = RTStrUtf8ToCurrentCP(&pszVarOtherCP, pszVar);
433 if (RT_SUCCESS(rc))
434 {
435 rc = RTEnvUnset(pszVarOtherCP);
436 RTStrFree(pszVarOtherCP);
437 }
438 }
439 else
440 {
441 PRTENVINTERNAL pIntEnv = Env;
442 AssertPtrReturn(pIntEnv, VERR_INVALID_HANDLE);
443 AssertReturn(pIntEnv->u32Magic == RTENV_MAGIC, VERR_INVALID_HANDLE);
444
445 RTENV_LOCK(pIntEnv);
446
447 /*
448 * Remove all variable by the given name.
449 */
450 rc = VINF_ENV_VAR_NOT_FOUND;
451 const size_t cchVar = strlen(pszVar);
452 size_t iVar;
453 for (iVar = 0; iVar < pIntEnv->cVars; iVar++)
454 if ( !strncmp(pIntEnv->papszEnv[iVar], pszVar, cchVar)
455 && pIntEnv->papszEnv[iVar][cchVar] == '=')
456 {
457 RTMemFree(pIntEnv->papszEnv[iVar]);
458 pIntEnv->cVars--;
459 if (pIntEnv->cVars > 0)
460 pIntEnv->papszEnv[iVar] = pIntEnv->papszEnv[pIntEnv->cVars];
461 pIntEnv->papszEnv[pIntEnv->cVars] = NULL;
462 rc = VINF_SUCCESS;
463 /* no break, there could be more. */
464 }
465
466 RTENV_UNLOCK(pIntEnv);
467 }
468 return rc;
469
470}
471RT_EXPORT_SYMBOL(RTEnvUnsetEx);
472
473
474RTDECL(int) RTEnvGetEx(RTENV Env, const char *pszVar, char *pszValue, size_t cbValue, size_t *pcchActual)
475{
476 AssertPtrReturn(pszVar, VERR_INVALID_POINTER);
477 AssertPtrNullReturn(pszValue, VERR_INVALID_POINTER);
478 AssertPtrNullReturn(pcchActual, VERR_INVALID_POINTER);
479 AssertReturn(pcchActual || (pszValue && cbValue), VERR_INVALID_PARAMETER);
480
481 if (pcchActual)
482 *pcchActual = 0;
483 int rc;
484 if (Env == RTENV_DEFAULT)
485 {
486 /*
487 * Since RTEnvGet isn't UTF-8 clean and actually expects the strings
488 * to be in the current code page (codeset), we'll do the necessary
489 * conversions here.
490 */
491 char *pszVarOtherCP;
492 rc = RTStrUtf8ToCurrentCP(&pszVarOtherCP, pszVar);
493 if (RT_SUCCESS(rc))
494 {
495 const char *pszValueOtherCP = RTEnvGet(pszVarOtherCP);
496 RTStrFree(pszVarOtherCP);
497 if (pszValueOtherCP)
498 {
499 char *pszValueUtf8;
500 rc = RTStrCurrentCPToUtf8(&pszValueUtf8, pszValueOtherCP);
501 if (RT_SUCCESS(rc))
502 {
503 rc = VINF_SUCCESS;
504 size_t cch = strlen(pszValueUtf8);
505 if (pcchActual)
506 *pcchActual = cch;
507 if (pszValue && cbValue)
508 {
509 if (cch < cbValue)
510 memcpy(pszValue, pszValueUtf8, cch + 1);
511 else
512 rc = VERR_BUFFER_OVERFLOW;
513 }
514 }
515 }
516 else
517 rc = VERR_ENV_VAR_NOT_FOUND;
518 }
519 }
520 else
521 {
522 PRTENVINTERNAL pIntEnv = Env;
523 AssertPtrReturn(pIntEnv, VERR_INVALID_HANDLE);
524 AssertReturn(pIntEnv->u32Magic == RTENV_MAGIC, VERR_INVALID_HANDLE);
525
526 RTENV_LOCK(pIntEnv);
527
528 /*
529 * Locate the first variable and return it to the caller.
530 */
531 rc = VERR_ENV_VAR_NOT_FOUND;
532 const size_t cchVar = strlen(pszVar);
533 size_t iVar;
534 for (iVar = 0; iVar < pIntEnv->cVars; iVar++)
535 if ( !strncmp(pIntEnv->papszEnv[iVar], pszVar, cchVar)
536 && pIntEnv->papszEnv[iVar][cchVar] == '=')
537 {
538 rc = VINF_SUCCESS;
539 const char *pszValueOrg = pIntEnv->papszEnv[iVar] + cchVar + 1;
540 size_t cch = strlen(pszValueOrg);
541 if (pcchActual)
542 *pcchActual = cch;
543 if (pszValue && cbValue)
544 {
545 if (cch < cbValue)
546 memcpy(pszValue, pszValueOrg, cch + 1);
547 else
548 rc = VERR_BUFFER_OVERFLOW;
549 }
550 break;
551 }
552
553 RTENV_UNLOCK(pIntEnv);
554 }
555 return rc;
556
557}
558RT_EXPORT_SYMBOL(RTEnvGetEx);
559
560
561RTDECL(bool) RTEnvExistEx(RTENV Env, const char *pszVar)
562{
563 AssertPtrReturn(pszVar, false);
564
565 bool fExist = false;
566 if (Env == RTENV_DEFAULT)
567 {
568 /*
569 * Since RTEnvExist isn't UTF-8 clean and actually expects the strings
570 * to be in the current code page (codeset), we'll do the necessary
571 * conversions here.
572 */
573 char *pszVarOtherCP;
574 int rc = RTStrUtf8ToCurrentCP(&pszVarOtherCP, pszVar);
575 if (RT_SUCCESS(rc))
576 {
577 fExist = RTEnvExist(pszVarOtherCP);
578 RTStrFree(pszVarOtherCP);
579 }
580 }
581 else
582 {
583 PRTENVINTERNAL pIntEnv = Env;
584 AssertPtrReturn(pIntEnv, false);
585 AssertReturn(pIntEnv->u32Magic == RTENV_MAGIC, false);
586
587 RTENV_LOCK(pIntEnv);
588
589 /*
590 * Simple search.
591 */
592 const size_t cchVar = strlen(pszVar);
593 for (size_t iVar = 0; iVar < pIntEnv->cVars; iVar++)
594 if ( !strncmp(pIntEnv->papszEnv[iVar], pszVar, cchVar)
595 && pIntEnv->papszEnv[iVar][cchVar] == '=')
596 {
597 fExist = true;
598 break;
599 }
600
601 RTENV_UNLOCK(pIntEnv);
602 }
603 return fExist;
604}
605RT_EXPORT_SYMBOL(RTEnvExistEx);
606
607
608RTDECL(char const * const *) RTEnvGetExecEnvP(RTENV Env)
609{
610 const char * const *papszRet;
611 if (Env == RTENV_DEFAULT)
612 {
613 papszRet = rtEnvDefault();
614 if (!papszRet)
615 {
616 static const char * const s_papszDummy[2] = { NULL, NULL };
617 papszRet = &s_papszDummy[0];
618 }
619 }
620 else
621 {
622 PRTENVINTERNAL pIntEnv = Env;
623 AssertPtrReturn(pIntEnv, NULL);
624 AssertReturn(pIntEnv->u32Magic == RTENV_MAGIC, NULL);
625
626 RTENV_LOCK(pIntEnv);
627
628 /*
629 * Free any old envp.
630 */
631 if (pIntEnv->papszEnvOtherCP)
632 {
633 for (size_t iVar = 0; pIntEnv->papszEnvOtherCP[iVar]; iVar++)
634 {
635 RTStrFree(pIntEnv->papszEnvOtherCP[iVar]);
636 pIntEnv->papszEnvOtherCP[iVar] = NULL;
637 }
638 RTMemFree(pIntEnv->papszEnvOtherCP);
639 pIntEnv->papszEnvOtherCP = NULL;
640 }
641
642 /*
643 * Construct a new envp with the strings in the process code set.
644 */
645 char **papsz;
646 papszRet = pIntEnv->papszEnvOtherCP = papsz = (char **)RTMemAlloc(sizeof(char *) * (pIntEnv->cVars + 1));
647 if (papsz)
648 {
649 papsz[pIntEnv->cVars] = NULL;
650 for (size_t iVar = 0; iVar < pIntEnv->cVars; iVar++)
651 {
652 int rc = RTStrUtf8ToCurrentCP(&papsz[iVar], pIntEnv->papszEnv[iVar]);
653 if (RT_FAILURE(rc))
654 {
655 /* RTEnvDestroy / we cleans up later. */
656 papsz[iVar] = NULL;
657 AssertRC(rc);
658 papszRet = NULL;
659 break;
660 }
661 }
662 }
663
664 RTENV_UNLOCK(pIntEnv);
665 }
666 return papszRet;
667}
668RT_EXPORT_SYMBOL(RTEnvGetExecEnvP);
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