source: trunk/dll/copyf.c@ 433

Last change on this file since 433 was 347, checked in by root, 19 years ago

Use Runtime_Error
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File size: 24.2 KB
Line 
1
2/***********************************************************************
3
4 $Id: copyf.c 347 2006-07-26 05:43:28Z root $
5
6 Copy functions
7
8 Copyright (c) 1993-98 M. Kimes
9 Copyright (c) 2001, 2006 Steven H.Levine
10
11 14 Sep 02 SHL Drop obsolete debug code
12 14 Oct 02 SHL Drop obsolete debug code
13 10 Nov 02 SHL docopyf - don't forget to terminate longname
14 optimize longname logic
15 01 Aug 04 SHL Rework lstrip/rstrip usage
16 28 May 05 SHL Drop debug code
17 14 Jul 06 SHL Use Runtime_Error
18
19***********************************************************************/
20
21#define INCL_DOS
22#define INCL_DOSERRORS
23#define INCL_WIN
24#include <os2.h>
25
26#include <io.h>
27#include <string.h>
28#include <stdlib.h>
29#include <stdio.h>
30#include <stdarg.h>
31#include <ctype.h>
32#include <time.h>
33
34#include "fm3dll.h"
35#include "fm3str.h"
36
37static PSZ pszSrcFile = __FILE__;
38
39#ifndef WinMoveObject
40 HOBJECT APIENTRY WinMoveObject(HOBJECT hObjectofObject,
41 HOBJECT hObjectofDest,
42 ULONG ulReserved);
43#endif
44#ifndef WinCopyObject
45 HOBJECT APIENTRY WinCopyObject(HOBJECT hObjectofObject,
46 HOBJECT hObjectofDest,
47 ULONG ulReserved);
48#endif
49
50#pragma alloc_text(LONGNAMES,TruncName,GetLongName,WriteLongName)
51#pragma alloc_text(LONGNAMES,ZapLongName,AdjustWildcardName)
52#pragma alloc_text(COPYF,default_disk,docopyf)
53#pragma alloc_text(UNLINKF,unlinkf,unlink_allf,make_deleteable,wipeallf)
54
55
56char *MakeTempName (char *buffer)
57{
58 FILESTATUS3 fs3;
59 APIRET rc;
60 char *p,*o;
61
62 p = o = buffer + strlen(buffer);
63 sprintf(p,"%08lx.%03lx",clock(),mypid);
64 p = buffer + (strlen(buffer) - 1);
65 for(;;) {
66 DosError(FERR_DISABLEHARDERR);
67 rc = DosQueryPathInfo(buffer,FIL_STANDARD,&fs3,
68 (ULONG)sizeof(fs3));
69 if(rc == ERROR_DISK_CHANGE) {
70 DosError(FERR_ENABLEHARDERR);
71 rc = DosQueryPathInfo(buffer,FIL_STANDARD,&fs3,
72 (ULONG)sizeof(fs3));
73 }
74 if(rc)
75 break;
76Loop:
77 if(p < o) {
78 *buffer = 0;
79 return NULL;
80 }
81 if((*p) + 1 < 'Z' + 1) {
82 (*p)++;
83 while(strchr("*?<>\":/\\|+=;,[]. ",*p))
84 (*p)++;
85 *p = toupper(*p);
86 }
87 else {
88 p--;
89 if(p >= o && *p == '.')
90 p--;
91 goto Loop;
92 }
93 }
94 return buffer;
95}
96
97
98CHAR *TruncName (CHAR *oldname,CHAR *buffer)
99{
100 CHAR *p,*f,*s,*o;
101 FILESTATUS3 fs3;
102 APIRET rc;
103
104 if(!buffer || !oldname || !*oldname) {
105 if(buffer)
106 *buffer = 0;
107 return NULL;
108 }
109 strcpy(buffer,oldname);
110 f = strrchr(buffer,'\\');
111 if(!f)
112 f = strrchr(buffer,'/');
113 if(!f)
114 f = buffer;
115 else
116 f++;
117 p = f;
118 o = p;
119 f = oldname + (f - buffer);
120 strupr(buffer);
121 while(*f == '.') /* skip leading '.'s */
122 f++;
123 s = f;
124 while(*f && *f != '.' && f < s + 8) { /* skip past rootname */
125 *p = toupper(*f);
126 p++;
127 f++;
128 }
129 while(*f == '.')
130 f++;
131 s = f;
132 f = strrchr(f,'.');
133 if(f) {
134 while(*f == '.')
135 f++;
136 }
137 if(f && *(f + 1))
138 s = f;
139 else
140 f = s;
141 if(*f) {
142 *p = '.';
143 p++;
144 while(*f && *f != '.' && f < s + 3) {
145 *p = toupper(*f);
146 p++;
147 f++;
148 }
149 }
150 *p = 0;
151
152 p = o;
153 while(*p) {
154 if(strchr("*?<>\":/\\|+=;,[] ",*p) || *p < 0x20)
155 *p = '_';
156 if(*p == '.' && *(p + 1) == '.')
157 *(p + 1) = '_';
158 p++;
159 }
160
161 p = o + (strlen(o) - 1);
162 for(;;) {
163 DosError(FERR_DISABLEHARDERR);
164 rc = DosQueryPathInfo(buffer,FIL_STANDARD,&fs3,
165 (ULONG)sizeof(fs3));
166 if(rc == ERROR_DISK_CHANGE) {
167 DosError(FERR_ENABLEHARDERR);
168 rc = DosQueryPathInfo(buffer,FIL_STANDARD,&fs3,
169 (ULONG)sizeof(fs3));
170 }
171 if(rc)
172 break;
173Loop:
174 if(p < o) {
175 *buffer = 0;
176 return NULL;
177 }
178 if((*p) + 1 < 'Z' + 1) {
179 (*p)++;
180 while(strchr("*?<>\":/\\|+=;,[]. ",*p))
181 (*p)++;
182 *p = toupper(*p);
183 }
184 else {
185 p--;
186 if(p >= o && *p == '.')
187 p--;
188 goto Loop;
189 }
190 }
191 return buffer;
192}
193
194
195CHAR *GetLongName (CHAR *oldname,CHAR *longname)
196{
197 if(!longname)
198 return NULL;
199 *longname = 0;
200 if(!oldname ||
201 !*oldname)
202 return NULL;
203 if(IsFullName(oldname)) {
204
205 APIRET rc;
206 EAOP2 eaop;
207 PGEA2LIST pgealist;
208 PFEA2LIST pfealist;
209 PGEA2 pgea;
210 PFEA2 pfea;
211 CHAR *value;
212
213 strcpy(longname,
214 oldname);
215 value = longname;
216 while(*value) {
217 if(*value == '/')
218 *value = '\\';
219 value++;
220 }
221 value = strrchr(longname,'\\');
222 if(value) {
223 value++;
224 *value = 0;
225 }
226 pgealist = xmallocz(sizeof(GEA2LIST) + 32,pszSrcFile,__LINE__);
227 if (pgealist) {
228 pgea = &pgealist->list[0];
229 strcpy(pgea->szName,LONGNAME);
230 pgea->cbName = strlen(pgea->szName);
231 pgea->oNextEntryOffset = 0L;
232 pgealist->cbList = (sizeof(GEA2LIST) + pgea->cbName);
233 pfealist = xmallocz(1536,pszSrcFile,__LINE__);
234 if (pfealist) {
235 pfealist->cbList = 1024;
236 eaop.fpGEA2List = pgealist;
237 eaop.fpFEA2List = pfealist;
238 eaop.oError = 0L;
239 DosError(FERR_DISABLEHARDERR);
240 rc = DosQueryPathInfo(oldname,
241 FIL_QUERYEASFROMLIST,
242 (PVOID)&eaop,
243 (ULONG)sizeof(EAOP2));
244 if(!rc) {
245 pfea = &eaop.fpFEA2List->list[0];
246 value = pfea->szName + pfea->cbName + 1;
247 value[pfea->cbValue] = 0;
248 if(*(USHORT *)value == EAT_ASCII)
249 strncat(longname,
250 value + (sizeof(USHORT) * 2),
251 CCHMAXPATH - strlen(longname));
252 longname[CCHMAXPATH - 1] = 0;
253 }
254 free(pfealist);
255 }
256 free(pgealist);
257 }
258 }
259 return longname;
260}
261
262
263BOOL ZapLongName (char *filename)
264{
265 return WriteLongName(filename, "");
266}
267
268
269BOOL WriteLongName (CHAR *filename,CHAR *longname)
270{
271 APIRET rc;
272 EAOP2 eaop;
273 PFEA2LIST pfealist = NULL;
274 ULONG ealen;
275 USHORT len;
276 CHAR *eaval,*p;
277
278 if(!filename ||
279 !*filename ||
280 !longname)
281 return FALSE;
282 p = strrchr(longname,'\\');
283 if(p)
284 memmove(longname,
285 p + 1,
286 strlen(p + 1) + 1);
287 p = strrchr(longname,'/');
288 if(p)
289 memmove(longname,
290 p + 1,
291 strlen(p + 1) + 1);
292 bstrip(longname);
293 len = strlen(longname);
294 if(len)
295 ealen = sizeof(FEA2LIST) + 10 + len + 4;
296 else
297 ealen = sizeof(FEALIST) + 10;
298 rc = DosAllocMem((PPVOID)&pfealist,
299 ealen + 32L,
300 OBJ_TILE | PAG_COMMIT | PAG_READ | PAG_WRITE);
301 if (rc)
302 Dos_Error(MB_CANCEL,rc,HWND_DESKTOP,pszSrcFile,__LINE__,GetPString(IDS_OUTOFMEMORY));
303 else {
304 memset(pfealist,
305 0,
306 ealen + 1);
307 pfealist->cbList = ealen;
308 pfealist->list[0].oNextEntryOffset = 0L;
309 pfealist->list[0].fEA = 0;
310 pfealist->list[0].cbName = 9;
311 strcpy(pfealist->list[0].szName,
312 LONGNAME);
313 if(len) {
314 eaval = pfealist->list[0].szName + 10;
315 *(USHORT *)eaval = (USHORT)EAT_ASCII;
316 eaval += sizeof(USHORT);
317 *(USHORT *)eaval = (USHORT)len;
318 eaval += sizeof(USHORT);
319 memcpy(eaval,
320 longname,
321 len);
322 pfealist->list[0].cbValue = len + (sizeof(USHORT) * 2);
323 }
324 else
325 pfealist->list[0].cbValue = 0;
326 eaop.fpGEA2List = (PGEA2LIST)0;
327 eaop.fpFEA2List = pfealist;
328 eaop.oError = 0L;
329 DosError(FERR_DISABLEHARDERR);
330 rc = DosSetPathInfo(filename,
331 FIL_QUERYEASIZE,
332 (PVOID)&eaop,
333 (ULONG)sizeof(EAOP2),
334 DSPI_WRTTHRU);
335 DosFreeMem(pfealist);
336 if(rc)
337 return FALSE;
338 }
339 return TRUE;
340}
341
342
343BOOL AdjustWildcardName (CHAR *oldname,CHAR *newname)
344{
345 BOOL ret = FALSE;
346
347 /* NOTE: newname should be CCHMAXPATH chars long! */
348
349 if(strchr(newname,'*') || strchr(newname,'?')) {
350
351 CHAR srce[CCHMAXPATHCOMP],dest[CCHMAXPATHCOMP],result[CCHMAXPATHCOMP],*p;
352
353 p = strrchr(newname,'\\');
354 if(p && *(p + 1)) {
355 strcpy(dest,p + 1);
356 p = strrchr(oldname,'\\');
357 if(p && *(p + 1)) {
358 strcpy(srce,p + 1);
359 DosError(FERR_DISABLEHARDERR);
360 if(!DosEditName(1L,srce,dest,result,(ULONG)sizeof(result))) {
361 p = strrchr(newname,'\\');
362 p++;
363 strcpy(p,result);
364 ret = TRUE;
365 }
366 }
367 }
368 }
369 return ret;
370}
371
372
373CHAR default_disk (VOID)
374{
375 ULONG ulDriveNum,ulDriveMap;
376
377 DosError(FERR_DISABLEHARDERR);
378 DosQCurDisk(&ulDriveNum,&ulDriveMap);
379 return (CHAR)toupper((INT)ulDriveNum) + '@';
380}
381
382
383#ifdef NEVER
384
385APIRET docopyallf (INT type,CHAR *oldname,CHAR *newname,...)
386{
387 FILEFINDBUF3 fb;
388 ULONG nm;
389 HDIR hdir;
390 APIRET rc = 0;
391 CHAR *enddir,fullname[CCHMAXPATH];
392
393 va_start(ap,newname);
394 vsprintf(fullname,newname,ap);
395 va_end(ap);
396
397 DosError(FERR_DISABLEHARDERR);
398 if(!DosFindFirst(oldname)) {
399 do {
400
401 /* build target name */
402
403 if(fb.attrFile & FILE_DIRECTORY) {
404 DosError(FERR_ENABLEHARDERR);
405 rc = DosCreateDir();
406 if(rc == ERROR_INVALID_NAME || rc == ERROR_FILENAME_EXCED_RANGE) {
407
408 /* truncate directory name */
409 /* create that directory */
410 /* update containers for name used */
411
412 }
413 rc = docopyallf(type,,"%s",); /* recurse */
414 }
415 else
416 rc = docopyf(type,,"%s",); /* copy file */
417 DosError(FERR_DISABLEHARDERR);
418 } while(!rc && !DosFindNext());
419 DosFindClose(hdir);
420 }
421 else
422 rc = ERROR_FILE_NOT_FOUND;
423 return rc;
424}
425
426#endif
427
428
429APIRET docopyf (INT type,CHAR *oldname,CHAR *newname,...)
430{
431 /*
432 * returns:
433 * 0: success
434 * -1: bad string parameter(s)
435 * -2: source didn't exist
436 * -3: bad type
437 * anything else: API return
438 */
439
440 CHAR fullnewname[CCHMAXPATH + 1],longname[CCHMAXPATH],
441 shortname[CCHMAXPATH];
442 CHAR olddisk,newdisk,dir[CCHMAXPATH],*p,*pp;
443 APIRET ret = -1,rc;
444 FILESTATUS3 st,st2,dummy;
445 BOOL diskchange = FALSE,zaplong = FALSE;
446 va_list ap;
447
448 *fullnewname = *shortname = *dir = 0;
449
450 va_start(ap,
451 newname);
452 vsprintf(fullnewname,
453 newname,
454 ap);
455 va_end(ap);
456
457 if(!oldname ||
458 !*oldname ||
459 !*fullnewname) /* bad string args */
460 return (APIRET)-1;
461
462 DosError(FERR_DISABLEHARDERR);
463 if(DosQueryPathInfo(oldname,
464 FIL_STANDARD,
465 &st,
466 sizeof(FILESTATUS3)))
467 return (APIRET)-2; /* no source */
468
469 AdjustWildcardName(oldname,
470 fullnewname);
471 MakeFullName(oldname);
472 MakeFullName(fullnewname);
473 olddisk = toupper(*oldname); /* source drive */
474 newdisk = toupper(*fullnewname); /* destination drive */
475 if(!(driveflags[toupper(*oldname) - 'A'] & DRIVE_NOLONGNAMES))
476 *longname = 0;
477 else
478 {
479 GetLongName(oldname, longname);
480 if(*longname) {
481 p = RootName(longname);
482 if(p != longname)
483 memmove(longname, p, strlen(p) + 1);
484 }
485 }
486 /* If root name changed make sure longname EA goes away */
487 p = RootName(oldname);
488 pp = RootName(fullnewname);
489 if(stricmp(p, pp))
490 {
491 zaplong = TRUE;
492 }
493
494 DosError(FERR_DISABLEHARDERR);
495 switch(type)
496 {
497 case WPSMOVE:
498 {
499 HOBJECT hobjsrc;
500 HOBJECT hobjdest;
501
502 ret = ERROR_FILE_NOT_FOUND;
503 hobjsrc = WinQueryObject(oldname);
504 if(hobjsrc) {
505 strcpy(dir,
506 fullnewname);
507 p = strrchr(dir,'\\');
508 if(p < dir + 3)
509 p++;
510 *p = 0;
511 ret = ERROR_PATH_NOT_FOUND;
512 hobjdest = WinQueryObject(dir);
513 if(hobjdest) {
514 ret = ERROR_GEN_FAILURE;
515 hobjsrc = WinMoveObject(hobjsrc,
516 hobjdest,
517 0);
518 if(hobjsrc)
519 ret = 0;
520 }
521 }
522 }
523 return ret;
524
525 case WPSCOPY:
526 {
527 HOBJECT hobjsrc;
528 HOBJECT hobjdest;
529
530 ret = ERROR_FILE_NOT_FOUND;
531 hobjsrc = WinQueryObject(oldname);
532 if(hobjsrc) {
533 strcpy(dir,
534 fullnewname);
535 p = strrchr(dir,'\\');
536 if(p < dir + 3)
537 p++;
538 *p = 0;
539 ret = ERROR_PATH_NOT_FOUND;
540 hobjdest = WinQueryObject(dir);
541 if(hobjdest) {
542 ret = ERROR_GEN_FAILURE;
543 hobjsrc = WinCopyObject(hobjsrc,
544 hobjdest,
545 0);
546 if(hobjsrc)
547 ret = 0;
548 }
549 }
550 }
551 return ret;
552
553 case MOVE:
554 *dir = 0;
555 if(olddisk == newdisk) { /* same drive */
556 /* make temporary copy in case move fails */
557 if(IsFile(fullnewname) != -1 &&
558 stricmp(oldname,
559 fullnewname)) {
560 strcpy(dir,
561 fullnewname);
562 p = strrchr(dir,'\\');
563 if(p)
564 *p = 0;
565 strcat(dir,"\\");
566 MakeTempName(dir);
567 if(DosMove(fullnewname,
568 dir))
569 *dir = 0;
570 }
571 DosError(FERR_DISABLEHARDERR);
572 ret = DosMove(oldname,
573 fullnewname); /* move it */
574 if(ret &&
575 *dir) { /* failed -- clean up */
576 DosError(FERR_DISABLEHARDERR);
577 if(!DosMove(dir,
578 fullnewname))
579 Broadcast((HAB)0,
580 hwndMain,
581 UM_UPDATERECORD,
582 MPFROMP(dir),
583 MPVOID);
584 }
585 else if(!ret &&
586 *dir) {
587 if(!IsFile(dir)) {
588 if(!strchr(dir,'?') &&
589 !strchr(dir,'*'))
590 wipeallf("%s\\*",dir);
591 DosError(FERR_DISABLEHARDERR);
592 if(DosDeleteDir(dir)) {
593 make_deleteable(dir);
594 DosDeleteDir(dir);
595 }
596 }
597 else if(IsFile(dir) > 0) {
598 DosError(FERR_DISABLEHARDERR);
599 if(DosForceDelete(dir)) {
600 make_deleteable(dir);
601 DosForceDelete(dir);
602 }
603 if(zaplong)
604 ZapLongName(dir);
605 Broadcast((HAB)0,
606 hwndMain,
607 UM_UPDATERECORD,
608 MPFROMP(dir),
609 MPVOID);
610 }
611 }
612 }
613 else { /* different drives */
614 DosError(FERR_DISABLEHARDERR);
615 ret = DosCopy(oldname,
616 fullnewname,
617 DCPY_EXISTING); /* <=-NOTE! */
618 if(ret == ERROR_DISK_CHANGE) {
619 DosError(FERR_ENABLEHARDERR);
620 ret = DosCopy(oldname,
621 fullnewname,
622 DCPY_EXISTING);
623 diskchange = TRUE;
624 }
625 if(ret == ERROR_INVALID_NAME ||
626 ret == ERROR_FILENAME_EXCED_RANGE) {
627 if(TruncName(fullnewname,
628 shortname)) { /* make 8.3 filename */
629 DosError(FERR_DISABLEHARDERR);
630 ret = DosCopy(oldname,
631 shortname,
632 DCPY_EXISTING);
633 if(!ret) { /* success -- write longname ea */
634 WriteLongName(shortname,
635 fullnewname);
636 strcpy(fullnewname,
637 shortname);
638 /* broadcast fixup msg to windows */
639 Broadcast((HAB)0,
640 hwndMain,
641 UM_UPDATERECORD,
642 MPFROMP(shortname),
643 MPVOID);
644 }
645 }
646 }
647 else if(!ret &&
648 *longname) {
649
650 CHAR fixname[CCHMAXPATH];
651
652 strcpy(fixname,
653 fullnewname);
654 p = strrchr(fixname,'\\');
655 if(p) {
656 p++;
657 *p = 0;
658 }
659 strcat(fixname,
660 longname);
661 DosError(FERR_DISABLEHARDERR);
662 DosMove(fullnewname,
663 fixname);
664 strcpy(fullnewname,
665 fixname);
666 if(zaplong)
667 ZapLongName(fixname);
668 Broadcast((HAB)0,
669 hwndMain,
670 UM_UPDATERECORD,
671 MPFROMP(fixname),
672 MPVOID);
673 }
674 if(!ret) { /* double-check success */
675 DosError(FERR_DISABLEHARDERR);
676 rc = DosQueryPathInfo(fullnewname,
677 FIL_STANDARD,
678 &st2,
679 sizeof(FILESTATUS3));
680 if(rc == ERROR_DISK_CHANGE) {
681 DosError(FERR_ENABLEHARDERR);
682 rc = DosQueryPathInfo(fullnewname,
683 FIL_STANDARD,
684 &st2,
685 sizeof(FILESTATUS3));
686 }
687 if(!rc && st2.cbFile == st.cbFile) { /* seems to have worked... */
688 DosError(FERR_DISABLEHARDERR);
689 if(diskchange) {
690 DosError(FERR_ENABLEHARDERR);
691 DosQueryPathInfo(oldname,
692 FIL_STANDARD,
693 &dummy,
694 sizeof(FILESTATUS3)); /* force disk change */
695 }
696 if(!(st2.attrFile & FILE_DIRECTORY)) /* erase file */
697 unlinkf("%s",oldname);
698 else { /* remove directory */
699 wipeallf("%s\\*",oldname);
700 DosError(FERR_DISABLEHARDERR);
701 if(DosDeleteDir(oldname)) {
702 make_deleteable(oldname);
703 DosDeleteDir(oldname);
704 }
705 }
706 }
707 }
708 }
709 return ret;
710
711 case COPY:
712 DosError(FERR_DISABLEHARDERR);
713 ret = DosCopy(oldname,
714 fullnewname,
715 DCPY_EXISTING); /* <=-NOTE! */
716 if(ret == ERROR_DISK_CHANGE) {
717 DosError(FERR_ENABLEHARDERR);
718 ret = DosCopy(oldname,
719 fullnewname,
720 DCPY_EXISTING);
721 diskchange = TRUE;
722 }
723 if(ret == ERROR_INVALID_NAME ||
724 ret == ERROR_FILENAME_EXCED_RANGE) {
725 if(TruncName(fullnewname,
726 shortname)) {
727 DosError((diskchange) ?
728 FERR_ENABLEHARDERR :
729 FERR_DISABLEHARDERR);
730 ret = DosCopy(oldname,
731 shortname,
732 DCPY_EXISTING);
733 if(!ret) {
734 WriteLongName(shortname,
735 fullnewname);
736 strcpy(fullnewname,
737 shortname);
738 Broadcast((HAB)0,
739 hwndMain,
740 UM_UPDATERECORD,
741 MPFROMP(shortname),
742 MPVOID);
743 }
744 }
745 }
746 else if(!ret &&
747 *longname) {
748
749 CHAR fixname[CCHMAXPATH];
750
751 strcpy(fixname,
752 fullnewname);
753 p = strrchr(fixname,'\\');
754 if(p) {
755 p++;
756 *p = 0;
757 }
758 strcat(fixname,
759 longname);
760 DosError(FERR_DISABLEHARDERR);
761 DosMove(fullnewname,
762 fixname);
763 if(zaplong)
764 ZapLongName(fixname);
765 Broadcast((HAB)0,
766 hwndMain,
767 UM_UPDATERECORD,
768 MPFROMP(fixname),
769 MPVOID);
770 }
771 return ret;
772
773 default: /* shouldn't happen */
774 Runtime_Error(pszSrcFile, __LINE__, "bad case %u", type);
775 break;
776 }
777 return (APIRET)-3; /* bad type */
778}
779
780
781INT make_deleteable (CHAR *filename)
782{
783 INT ret = -1;
784 FILESTATUS3 fsi;
785
786 DosError(FERR_DISABLEHARDERR);
787 if(!DosQueryPathInfo(filename,
788 FIL_STANDARD,
789 &fsi,
790 sizeof(FILESTATUS3))) {
791 fsi.attrFile = 0;
792 DosError(FERR_DISABLEHARDERR);
793 if(!DosSetPathInfo(filename,
794 FIL_STANDARD,
795 &fsi,
796 sizeof(FILESTATUS3),
797 0L))
798 ret = 0;
799 }
800 return ret;
801}
802
803
804INT wipeallf (CHAR *string,...)
805{
806 /* unlink everything from directory on down... */
807
808 FILEFINDBUF3 *f;
809 HDIR search_handle;
810 ULONG num_matches;
811 CHAR *p,*ss,*str;
812 CHAR s[CCHMAXPATH],mask[257];
813 va_list ap;
814 INT rc;
815
816 va_start(ap,string);
817 vsprintf(s,string,ap);
818 va_end(ap);
819
820 if(!*s)
821 return -1;
822 p = s;
823 while((p = strchr(p,'/')) != NULL) {
824 *p = '\\';
825 p++;
826 }
827
828 str = xstrdup(s,pszSrcFile,__LINE__);
829 if(!str)
830 return -1;
831
832 { /* safety net -- disallow deleting a root dir or partial name */
833 CHAR temp;
834
835 p = strrchr(str,'\\');
836 if(p) {
837 p++;
838 temp = *p;
839 *p = 0;
840 if(IsRoot(str) || !IsFullName(str)) {
841 /* under no circumstances! */
842 Runtime_Error(pszSrcFile, __LINE__, "bad name %s", str);
843 free(str);
844 return -1;
845 }
846 *p = temp;
847 }
848 }
849
850 p = s;
851 p = strrchr(s,'\\'); /* strip s to just path */
852 if(!p)
853 p = strrchr(s,':');
854 if(p) {
855 p++;
856 strncpy(mask,p,256);
857 mask[256] = 0;
858 *p = 0;
859 }
860 else {
861 *mask = 0;
862 *s = 0;
863 }
864
865 ss = xmalloc(CCHMAXPATH,pszSrcFile,__LINE__);
866 f = xmalloc(sizeof(FILEFINDBUF3),pszSrcFile,__LINE__);
867 if (!ss || !f) {
868 xfree(ss);
869 xfree(f);
870 free(str);
871 return -1;
872 }
873
874 search_handle = HDIR_CREATE;
875 num_matches = 1L;
876
877 DosError(FERR_DISABLEHARDERR);
878 if(!DosFindFirst(str,&search_handle,FILE_NORMAL | FILE_DIRECTORY |
879 FILE_SYSTEM | FILE_READONLY | FILE_HIDDEN | FILE_ARCHIVED,f,
880 sizeof(FILEFINDBUF3),&num_matches,FIL_STANDARD)) {
881
882 strcpy(ss,s);
883 p = &ss[strlen(ss)];
884
885 do {
886 strcpy(p,f->achName);
887 if(f->attrFile & FILE_DIRECTORY) {
888 if(strcmp(f->achName,".") && strcmp(f->achName,"..")) {
889 wipeallf("%s/%s",ss,mask); /* recurse to wipe files */
890 DosError(FERR_DISABLEHARDERR);
891 if(DosDeleteDir(ss)) { /* remove directory */
892 make_deleteable(ss);
893 DosError(FERR_DISABLEHARDERR);
894 DosDeleteDir(ss);
895 }
896 }
897 }
898 else {
899 DosError(FERR_DISABLEHARDERR);
900 if(DosForceDelete(ss)) {
901 make_deleteable(ss);
902 DosError(FERR_DISABLEHARDERR);
903 rc = (INT)DosForceDelete(ss);
904 if(rc)
905 return rc;
906 }
907 }
908 num_matches = 1L;
909 DosError(FERR_DISABLEHARDERR);
910 } while(!DosFindNext(search_handle,f,sizeof(FILEFINDBUF3),
911 &num_matches));
912 DosFindClose(search_handle);
913 }
914
915 free(f);
916 free(ss);
917 free(str);
918 return 0;
919}
920
921
922INT unlink_allf (CHAR *string,...)
923{
924 /* wildcard delete */
925
926 FILEFINDBUF3 *f;
927 HDIR search_handle;
928 ULONG num_matches;
929 CHAR *p,*ss,*str;
930 CHAR s[CCHMAXPATH];
931 va_list ap;
932
933 va_start(ap,string);
934 vsprintf(s,string,ap);
935 va_end(ap);
936
937 if(!*s)
938 return -1;
939 p = s;
940 while((p = strchr(p,'/')) != NULL) {
941 *p = '\\';
942 p++;
943 }
944
945 str = xstrdup(s,pszSrcFile,__LINE__);
946 if (!str)
947 return -1;
948
949 p = s;
950 p = strrchr(s,'\\'); /* strip s to just path */
951 if(!p)
952 p = strrchr(s,':');
953 if(p) {
954 p++;
955 *p = 0;
956 }
957 else
958 *s = 0;
959
960 ss = xmalloc(CCHMAXPATH,pszSrcFile,__LINE__);
961 f = xmalloc(sizeof(FILEFINDBUF3),pszSrcFile,__LINE__);
962 if (!ss || !f) {
963 xfree(ss);
964 xfree(f);
965 free(str);
966 return -1;
967 }
968
969 search_handle = HDIR_CREATE;
970 num_matches = 1L;
971
972 DosError(FERR_DISABLEHARDERR);
973 if(!DosFindFirst(str,&search_handle,FILE_NORMAL,f,
974 sizeof(FILEFINDBUF3),&num_matches,FIL_STANDARD)) {
975
976 strcpy(ss,s);
977 p = &ss[strlen(ss)];
978
979 do {
980 strcpy(p,f->achName);
981 unlinkf("%s",ss);
982 num_matches = 1L;
983 DosError(FERR_DISABLEHARDERR);
984 } while(!DosFindNext(search_handle,f,sizeof(FILEFINDBUF3),
985 &num_matches));
986 DosFindClose(search_handle);
987 }
988
989 free(f);
990 free(ss);
991 free(str);
992 return 0;
993}
994
995
996INT unlinkf (CHAR *string,...)
997{
998 CHAR buffer[CCHMAXPATH];
999 va_list ap;
1000
1001 va_start(ap,string);
1002 vsprintf(buffer,string,ap);
1003 va_end(ap);
1004
1005 if(!strstr(buffer,ArcTempRoot)) {
1006 DosError(FERR_DISABLEHARDERR);
1007 if(DosDelete(buffer)) {
1008 make_deleteable(buffer);
1009 DosError(FERR_DISABLEHARDERR);
1010 return DosDelete(buffer);
1011 }
1012 }
1013 else {
1014 DosError(FERR_DISABLEHARDERR);
1015 if(DosForceDelete(buffer)) {
1016 make_deleteable(buffer);
1017 DosError(FERR_DISABLEHARDERR);
1018 return DosForceDelete(buffer);
1019 }
1020 }
1021 return 0;
1022}
1023
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