source: trunk/dll/copyf.c@ 2

Last change on this file since 2 was 2, checked in by root, 23 years ago

Initial revision
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File size: 23.7 KB
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[2]1#define INCL_DOS
2#define INCL_DOSERRORS
3#define INCL_WIN
4
5#include <os2.h>
6#include <io.h>
7#include <string.h>
8#include <stdlib.h>
9#include <stdio.h>
10#include <stdarg.h>
11#include <ctype.h>
12#include <time.h>
13#include "fm3dll.h"
14
15#ifndef WinMoveObject
16 HOBJECT APIENTRY WinMoveObject(HOBJECT hObjectofObject,
17 HOBJECT hObjectofDest,
18 ULONG ulReserved);
19#endif
20#ifndef WinCopyObject
21 HOBJECT APIENTRY WinCopyObject(HOBJECT hObjectofObject,
22 HOBJECT hObjectofDest,
23 ULONG ulReserved);
24#endif
25
26#pragma alloc_text(LONGNAMES,TruncName,GetLongName,WriteLongName)
27#pragma alloc_text(LONGNAMES,ZapLongName,AdjustWildcardName)
28#pragma alloc_text(COPYF,default_disk,docopyf)
29#pragma alloc_text(UNLINKF,unlinkf,unlink_allf,make_deleteable,wipeallf)
30
31
32char *MakeTempName (char *buffer) {
33
34 FILESTATUS3 fs3;
35 APIRET rc;
36 char *p,*o;
37
38 p = o = buffer + strlen(buffer);
39 sprintf(p,"%08lx.%03lx",clock(),mypid);
40 p = buffer + (strlen(buffer) - 1);
41 for(;;) {
42 DosError(FERR_DISABLEHARDERR);
43 rc = DosQueryPathInfo(buffer,FIL_STANDARD,&fs3,
44 (ULONG)sizeof(fs3));
45 if(rc == ERROR_DISK_CHANGE) {
46 DosError(FERR_ENABLEHARDERR);
47 rc = DosQueryPathInfo(buffer,FIL_STANDARD,&fs3,
48 (ULONG)sizeof(fs3));
49 }
50 if(rc)
51 break;
52Loop:
53 if(p < o) {
54 *buffer = 0;
55 return NULL;
56 }
57 if((*p) + 1 < 'Z' + 1) {
58 (*p)++;
59 while(strchr("*?<>\":/\\|+=;,[]. ",*p))
60 (*p)++;
61 *p = toupper(*p);
62 }
63 else {
64 p--;
65 if(p >= o && *p == '.')
66 p--;
67 goto Loop;
68 }
69 }
70 return buffer;
71}
72
73
74CHAR *TruncName (CHAR *oldname,CHAR *buffer) {
75
76 CHAR *p,*f,*s,*o;
77 FILESTATUS3 fs3;
78 APIRET rc;
79
80 if(!buffer || !oldname || !*oldname) {
81 if(buffer)
82 *buffer = 0;
83 return NULL;
84 }
85 strcpy(buffer,oldname);
86 f = strrchr(buffer,'\\');
87 if(!f)
88 f = strrchr(buffer,'/');
89 if(!f)
90 f = buffer;
91 else
92 f++;
93 p = f;
94 o = p;
95 f = oldname + (f - buffer);
96 strupr(buffer);
97 while(*f == '.') /* skip leading '.'s */
98 f++;
99 s = f;
100 while(*f && *f != '.' && f < s + 8) { /* skip past rootname */
101 *p = toupper(*f);
102 p++;
103 f++;
104 }
105 while(*f == '.')
106 f++;
107 s = f;
108 f = strrchr(f,'.');
109 if(f) {
110 while(*f == '.')
111 f++;
112 }
113 if(f && *(f + 1))
114 s = f;
115 else
116 f = s;
117 if(*f) {
118 *p = '.';
119 p++;
120 while(*f && *f != '.' && f < s + 3) {
121 *p = toupper(*f);
122 p++;
123 f++;
124 }
125 }
126 *p = 0;
127
128 p = o;
129 while(*p) {
130 if(strchr("*?<>\":/\\|+=;,[] ",*p) || *p < 0x20)
131 *p = '_';
132 if(*p == '.' && *(p + 1) == '.')
133 *(p + 1) = '_';
134 p++;
135 }
136
137 p = o + (strlen(o) - 1);
138 for(;;) {
139 DosError(FERR_DISABLEHARDERR);
140 rc = DosQueryPathInfo(buffer,FIL_STANDARD,&fs3,
141 (ULONG)sizeof(fs3));
142 if(rc == ERROR_DISK_CHANGE) {
143 DosError(FERR_ENABLEHARDERR);
144 rc = DosQueryPathInfo(buffer,FIL_STANDARD,&fs3,
145 (ULONG)sizeof(fs3));
146 }
147 if(rc)
148 break;
149Loop:
150 if(p < o) {
151 *buffer = 0;
152 return NULL;
153 }
154 if((*p) + 1 < 'Z' + 1) {
155 (*p)++;
156 while(strchr("*?<>\":/\\|+=;,[]. ",*p))
157 (*p)++;
158 *p = toupper(*p);
159 }
160 else {
161 p--;
162 if(p >= o && *p == '.')
163 p--;
164 goto Loop;
165 }
166 }
167 return buffer;
168}
169
170
171CHAR *GetLongName (CHAR *oldname,CHAR *longname) {
172
173 if(!longname)
174 return NULL;
175 *longname = 0;
176 if(!oldname ||
177 !*oldname)
178 return NULL;
179 if(IsFullName(oldname)) {
180
181 APIRET rc;
182 EAOP2 eaop;
183 PGEA2LIST pgealist;
184 PFEA2LIST pfealist;
185 PGEA2 pgea;
186 PFEA2 pfea;
187 CHAR *value;
188
189 strcpy(longname,
190 oldname);
191 value = longname;
192 while(*value) {
193 if(*value == '/')
194 *value = '\\';
195 value++;
196 }
197 value = strrchr(longname,'\\');
198 if(value) {
199 value++;
200 *value = 0;
201 }
202 pgealist = malloc(sizeof(GEA2LIST) + 32);
203 if(pgealist) {
204 memset(pgealist,0,sizeof(GEA2LIST) + 32);
205 pgea = &pgealist->list[0];
206 strcpy(pgea->szName,LONGNAME);
207 pgea->cbName = strlen(pgea->szName);
208 pgea->oNextEntryOffset = 0L;
209 pgealist->cbList = (sizeof(GEA2LIST) + pgea->cbName);
210 pfealist = malloc(1536);
211 if(pfealist) {
212 memset(pfealist,0,1024);
213 pfealist->cbList = 1024;
214 eaop.fpGEA2List = pgealist;
215 eaop.fpFEA2List = pfealist;
216 eaop.oError = 0L;
217 DosError(FERR_DISABLEHARDERR);
218 rc = DosQueryPathInfo(oldname,
219 FIL_QUERYEASFROMLIST,
220 (PVOID)&eaop,
221 (ULONG)sizeof(EAOP2));
222 if(!rc) {
223 pfea = &eaop.fpFEA2List->list[0];
224 value = pfea->szName + pfea->cbName + 1;
225 value[pfea->cbValue] = 0;
226 if(*(USHORT *)value == EAT_ASCII)
227 strncat(longname,
228 value + (sizeof(USHORT) * 2),
229 CCHMAXPATH - strlen(longname));
230 longname[CCHMAXPATH - 1] = 0;
231 }
232 free(pfealist);
233 }
234 free(pgealist);
235 }
236 }
237 return longname;
238}
239
240
241BOOL ZapLongName (char *filename) {
242
243saymsg(MB_ENTER,HWND_DESKTOP,DEBUG_STRING,"Zapped longname.");
244 return WriteLongName(filename,
245 "");
246}
247
248
249BOOL WriteLongName (CHAR *filename,CHAR *longname) {
250
251 APIRET rc;
252 EAOP2 eaop;
253 PFEA2LIST pfealist = NULL;
254 ULONG ealen;
255 USHORT len;
256 CHAR *eaval,*p;
257
258 if(!filename ||
259 !*filename ||
260 !longname)
261 return FALSE;
262 p = strrchr(longname,'\\');
263 if(p)
264 memmove(longname,
265 p + 1,
266 strlen(p + 1) + 1);
267 p = strrchr(longname,'/');
268 if(p)
269 memmove(longname,
270 p + 1,
271 strlen(p + 1) + 1);
272 lstrip(rstrip(longname));
273 len = strlen(longname);
274 if(len)
275 ealen = sizeof(FEA2LIST) + 10 + len + 4;
276 else
277 ealen = sizeof(FEALIST) + 10;
278 if(!DosAllocMem((PPVOID)&pfealist,
279 ealen + 32L,
280 OBJ_TILE | PAG_COMMIT | PAG_READ | PAG_WRITE)) {
281 memset(pfealist,
282 0,
283 ealen + 1);
284 pfealist->cbList = ealen;
285 pfealist->list[0].oNextEntryOffset = 0L;
286 pfealist->list[0].fEA = 0;
287 pfealist->list[0].cbName = 9;
288 strcpy(pfealist->list[0].szName,
289 LONGNAME);
290 if(len) {
291 eaval = pfealist->list[0].szName + 10;
292 *(USHORT *)eaval = (USHORT)EAT_ASCII;
293 eaval += sizeof(USHORT);
294 *(USHORT *)eaval = (USHORT)len;
295 eaval += sizeof(USHORT);
296 memcpy(eaval,
297 longname,
298 len);
299 pfealist->list[0].cbValue = len + (sizeof(USHORT) * 2);
300 }
301 else
302 pfealist->list[0].cbValue = 0;
303 eaop.fpGEA2List = (PGEA2LIST)0;
304 eaop.fpFEA2List = pfealist;
305 eaop.oError = 0L;
306 DosError(FERR_DISABLEHARDERR);
307 rc = DosSetPathInfo(filename,
308 FIL_QUERYEASIZE,
309 (PVOID)&eaop,
310 (ULONG)sizeof(EAOP2),
311 DSPI_WRTTHRU);
312 DosFreeMem(pfealist);
313 if(rc)
314 return FALSE;
315 }
316 return TRUE;
317}
318
319
320BOOL AdjustWildcardName (CHAR *oldname,CHAR *newname) {
321
322 BOOL ret = FALSE;
323
324 /* NOTE: newname should be CCHMAXPATH chars long! */
325
326 if(strchr(newname,'*') || strchr(newname,'?')) {
327
328 CHAR srce[CCHMAXPATHCOMP],dest[CCHMAXPATHCOMP],result[CCHMAXPATHCOMP],*p;
329
330 p = strrchr(newname,'\\');
331 if(p && *(p + 1)) {
332 strcpy(dest,p + 1);
333 p = strrchr(oldname,'\\');
334 if(p && *(p + 1)) {
335 strcpy(srce,p + 1);
336 DosError(FERR_DISABLEHARDERR);
337 if(!DosEditName(1L,srce,dest,result,(ULONG)sizeof(result))) {
338 p = strrchr(newname,'\\');
339 p++;
340 strcpy(p,result);
341 ret = TRUE;
342 }
343 }
344 }
345 }
346 return ret;
347}
348
349
350CHAR default_disk (VOID) {
351
352 ULONG ulDriveNum,ulDriveMap;
353
354 DosError(FERR_DISABLEHARDERR);
355 DosQCurDisk(&ulDriveNum,&ulDriveMap);
356 return (CHAR)toupper((INT)ulDriveNum) + '@';
357}
358
359
360#ifdef NEVER
361
362APIRET docopyallf (INT type,CHAR *oldname,CHAR *newname,...) {
363
364 FILEFINDBUF3 fb;
365 ULONG nm;
366 HDIR hdir;
367 APIRET rc = 0;
368 CHAR *enddir,fullname[CCHMAXPATH];
369
370 va_start(ap,newname);
371 vsprintf(fullname,newname,ap);
372 va_end(ap);
373
374 DosError(FERR_DISABLEHARDERR);
375 if(!DosFindFirst(oldname)) {
376 do {
377
378 /* build target name */
379
380 if(fb.attrFile & FILE_DIRECTORY) {
381 DosError(FERR_ENABLEHARDERR);
382 rc = DosCreateDir();
383 if(rc == ERROR_INVALID_NAME || rc == ERROR_FILENAME_EXCED_RANGE) {
384
385 /* truncate directory name */
386 /* create that directory */
387 /* update containers for name used */
388
389 }
390 rc = docopyallf(type,,"%s",); /* recurse */
391 }
392 else
393 rc = docopyf(type,,"%s",); /* copy file */
394 DosError(FERR_DISABLEHARDERR);
395 } while(!rc && !DosFindNext());
396 DosFindClose(hdir);
397 }
398 else
399 rc = ERROR_FILE_NOT_FOUND;
400 return rc;
401}
402
403#endif
404
405
406APIRET docopyf (INT type,CHAR *oldname,CHAR *newname,...) {
407
408 /*
409 * returns:
410 * 0: success
411 * -1: bad string parameter(s)
412 * -2: source didn't exist
413 * -3: bad type
414 * anything else: API return
415 */
416
417 CHAR fullnewname[CCHMAXPATH + 1],longname[CCHMAXPATH],
418 shortname[CCHMAXPATH];
419 CHAR olddisk,newdisk,dir[CCHMAXPATH],*p,*pp;
420 APIRET ret = -1,rc;
421 FILESTATUS3 st,st2,dummy;
422 BOOL diskchange = FALSE,zaplong = FALSE;
423 va_list ap;
424
425 *fullnewname = *longname = *shortname = *dir = 0;
426
427 va_start(ap,
428 newname);
429 vsprintf(fullnewname,
430 newname,
431 ap);
432 va_end(ap);
433
434 if(!oldname ||
435 !*oldname ||
436 !*fullnewname) /* bad string args */
437 return (APIRET)-1;
438 DosError(FERR_DISABLEHARDERR);
439 if(DosQueryPathInfo(oldname,
440 FIL_STANDARD,
441 &st,
442 sizeof(FILESTATUS3)))
443 /* no source */
444 return (APIRET)-2;
445 AdjustWildcardName(oldname,
446 fullnewname);
447 MakeFullName(oldname);
448 MakeFullName(fullnewname);
449 olddisk = toupper(*oldname); /* source drive */
450 newdisk = toupper(*fullnewname); /* destination drive */
451 GetLongName(oldname,
452 longname);
453 if(*longname) {
454 if(!(driveflags[toupper(*oldname) - 'A'] & DRIVE_NOLONGNAMES))
455 *longname = 0;
456 else {
457 p = RootName(longname);
458 if(p != longname)
459 memmove(longname,
460 p,
461 strlen(p));
462 }
463 /* did root name change? */
464 p = RootName(oldname);
465 pp = RootName(fullnewname);
466 saymsg(MB_ENTER,HWND_DESKTOP,DEBUG_STRING,"oldname: %s\rnewname: %s",oldname,fullnewname);
467 if(stricmp(p,
468 pp))
469 zaplong = TRUE;
470 }
471
472 DosError(FERR_DISABLEHARDERR);
473 switch(type) {
474 case WPSMOVE:
475 {
476 HOBJECT hobjsrc;
477 HOBJECT hobjdest;
478
479 ret = ERROR_FILE_NOT_FOUND;
480 hobjsrc = WinQueryObject(oldname);
481 if(hobjsrc) {
482 strcpy(dir,
483 fullnewname);
484 p = strrchr(dir,'\\');
485 if(p < dir + 3)
486 p++;
487 *p = 0;
488 ret = ERROR_PATH_NOT_FOUND;
489 hobjdest = WinQueryObject(dir);
490 if(hobjdest) {
491 ret = ERROR_GEN_FAILURE;
492 hobjsrc = WinMoveObject(hobjsrc,
493 hobjdest,
494 0);
495 if(hobjsrc)
496 ret = 0;
497 }
498 }
499 }
500 return ret;
501
502 case WPSCOPY:
503 {
504 HOBJECT hobjsrc;
505 HOBJECT hobjdest;
506
507 ret = ERROR_FILE_NOT_FOUND;
508 hobjsrc = WinQueryObject(oldname);
509 if(hobjsrc) {
510 strcpy(dir,
511 fullnewname);
512 p = strrchr(dir,'\\');
513 if(p < dir + 3)
514 p++;
515 *p = 0;
516 ret = ERROR_PATH_NOT_FOUND;
517 hobjdest = WinQueryObject(dir);
518 if(hobjdest) {
519 ret = ERROR_GEN_FAILURE;
520 hobjsrc = WinCopyObject(hobjsrc,
521 hobjdest,
522 0);
523 if(hobjsrc)
524 ret = 0;
525 }
526 }
527 }
528 return ret;
529
530 case MOVE:
531 *dir = 0;
532 if(olddisk == newdisk) { /* same drive */
533 /* make temporary copy in case move fails */
534 if(IsFile(fullnewname) != -1 &&
535 stricmp(oldname,
536 fullnewname)) {
537 strcpy(dir,
538 fullnewname);
539 p = strrchr(dir,'\\');
540 if(p)
541 *p = 0;
542 strcat(dir,"\\");
543 MakeTempName(dir);
544 if(DosMove(fullnewname,
545 dir))
546 *dir = 0;
547 }
548 DosError(FERR_DISABLEHARDERR);
549 ret = DosMove(oldname,
550 fullnewname); /* move it */
551 if(ret &&
552 *dir) { /* failed -- clean up */
553 DosError(FERR_DISABLEHARDERR);
554 if(!DosMove(dir,
555 fullnewname))
556 Broadcast((HAB)0,
557 hwndMain,
558 UM_UPDATERECORD,
559 MPFROMP(dir),
560 MPVOID);
561 }
562 else if(!ret &&
563 *dir) {
564 if(!IsFile(dir)) {
565 if(!strchr(dir,'?') &&
566 !strchr(dir,'*'))
567 wipeallf("%s\\*",dir);
568 DosError(FERR_DISABLEHARDERR);
569 if(DosDeleteDir(dir)) {
570 make_deleteable(dir);
571 DosDeleteDir(dir);
572 }
573 }
574 else if(IsFile(dir) > 0) {
575 DosError(FERR_DISABLEHARDERR);
576 if(DosForceDelete(dir)) {
577 make_deleteable(dir);
578 DosForceDelete(dir);
579 }
580 if(zaplong)
581 ZapLongName(dir);
582 Broadcast((HAB)0,
583 hwndMain,
584 UM_UPDATERECORD,
585 MPFROMP(dir),
586 MPVOID);
587 }
588 }
589 }
590 else { /* different drives */
591 DosError(FERR_DISABLEHARDERR);
592 ret = DosCopy(oldname,
593 fullnewname,
594 DCPY_EXISTING); /* <=-NOTE! */
595 if(ret == ERROR_DISK_CHANGE) {
596 DosError(FERR_ENABLEHARDERR);
597 ret = DosCopy(oldname,
598 fullnewname,
599 DCPY_EXISTING);
600 diskchange = TRUE;
601 }
602 if(ret == ERROR_INVALID_NAME ||
603 ret == ERROR_FILENAME_EXCED_RANGE) {
604 if(TruncName(fullnewname,
605 shortname)) { /* make 8.3 filename */
606 DosError(FERR_DISABLEHARDERR);
607 ret = DosCopy(oldname,
608 shortname,
609 DCPY_EXISTING);
610 if(!ret) { /* success -- write longname ea */
611 WriteLongName(shortname,
612 fullnewname);
613 strcpy(fullnewname,
614 shortname);
615 /* broadcast fixup msg to windows */
616 Broadcast((HAB)0,
617 hwndMain,
618 UM_UPDATERECORD,
619 MPFROMP(shortname),
620 MPVOID);
621 }
622 }
623 }
624 else if(!ret &&
625 *longname) {
626
627 CHAR fixname[CCHMAXPATH];
628
629 strcpy(fixname,
630 fullnewname);
631 p = strrchr(fixname,'\\');
632 if(p) {
633 p++;
634 *p = 0;
635 }
636 strcat(fixname,
637 longname);
638 DosError(FERR_DISABLEHARDERR);
639 DosMove(fullnewname,
640 fixname);
641 strcpy(fullnewname,
642 fixname);
643 if(zaplong)
644 ZapLongName(fixname);
645 Broadcast((HAB)0,
646 hwndMain,
647 UM_UPDATERECORD,
648 MPFROMP(fixname),
649 MPVOID);
650 }
651 if(!ret) { /* double-check success */
652 DosError(FERR_DISABLEHARDERR);
653 rc = DosQueryPathInfo(fullnewname,
654 FIL_STANDARD,
655 &st2,
656 sizeof(FILESTATUS3));
657 if(rc == ERROR_DISK_CHANGE) {
658 DosError(FERR_ENABLEHARDERR);
659 rc = DosQueryPathInfo(fullnewname,
660 FIL_STANDARD,
661 &st2,
662 sizeof(FILESTATUS3));
663 }
664 if(!rc && st2.cbFile == st.cbFile) { /* seems to have worked... */
665 DosError(FERR_DISABLEHARDERR);
666 if(diskchange) {
667 DosError(FERR_ENABLEHARDERR);
668 DosQueryPathInfo(oldname,
669 FIL_STANDARD,
670 &dummy,
671 sizeof(FILESTATUS3)); /* force disk change */
672 }
673 if(!(st2.attrFile & FILE_DIRECTORY)) /* erase file */
674 unlinkf("%s",oldname);
675 else { /* remove directory */
676 wipeallf("%s\\*",oldname);
677 DosError(FERR_DISABLEHARDERR);
678 if(DosDeleteDir(oldname)) {
679 make_deleteable(oldname);
680 DosDeleteDir(oldname);
681 }
682 }
683 }
684 }
685 }
686 return ret;
687
688 case COPY:
689 DosError(FERR_DISABLEHARDERR);
690 ret = DosCopy(oldname,
691 fullnewname,
692 DCPY_EXISTING); /* <=-NOTE! */
693 if(ret == ERROR_DISK_CHANGE) {
694 DosError(FERR_ENABLEHARDERR);
695 ret = DosCopy(oldname,
696 fullnewname,
697 DCPY_EXISTING);
698 diskchange = TRUE;
699 }
700 if(ret == ERROR_INVALID_NAME ||
701 ret == ERROR_FILENAME_EXCED_RANGE) {
702 if(TruncName(fullnewname,
703 shortname)) {
704 DosError((diskchange) ?
705 FERR_ENABLEHARDERR :
706 FERR_DISABLEHARDERR);
707 ret = DosCopy(oldname,
708 shortname,
709 DCPY_EXISTING);
710 if(!ret) {
711 WriteLongName(shortname,
712 fullnewname);
713 strcpy(fullnewname,
714 shortname);
715 Broadcast((HAB)0,
716 hwndMain,
717 UM_UPDATERECORD,
718 MPFROMP(shortname),
719 MPVOID);
720 }
721 }
722 }
723 else if(!ret &&
724 *longname) {
725
726 CHAR fixname[CCHMAXPATH];
727
728 strcpy(fixname,
729 fullnewname);
730 p = strrchr(fixname,'\\');
731 if(p) {
732 p++;
733 *p = 0;
734 }
735 strcat(fixname,
736 longname);
737 DosError(FERR_DISABLEHARDERR);
738 DosMove(fullnewname,
739 fixname);
740 if(zaplong)
741 ZapLongName(fixname);
742 Broadcast((HAB)0,
743 hwndMain,
744 UM_UPDATERECORD,
745 MPFROMP(fixname),
746 MPVOID);
747 }
748 return ret;
749
750 default: /* shouldn't happen */
751 DosBeep(50,100);
752 break;
753 }
754 return (APIRET)-3; /* bad type */
755}
756
757
758INT make_deleteable (CHAR *filename) {
759
760 INT ret = -1;
761 FILESTATUS3 fsi;
762
763 DosError(FERR_DISABLEHARDERR);
764 if(!DosQueryPathInfo(filename,
765 FIL_STANDARD,
766 &fsi,
767 sizeof(FILESTATUS3))) {
768 fsi.attrFile = 0;
769 DosError(FERR_DISABLEHARDERR);
770 if(!DosSetPathInfo(filename,
771 FIL_STANDARD,
772 &fsi,
773 sizeof(FILESTATUS3),
774 0L))
775 ret = 0;
776 }
777 return ret;
778}
779
780
781INT wipeallf (CHAR *string,...) {
782
783 /* unlink everything from directory on down... */
784
785 FILEFINDBUF3 *f;
786 HDIR search_handle;
787 ULONG num_matches;
788 CHAR *p,*ss,*str;
789 CHAR s[CCHMAXPATH],mask[257];
790 va_list ap;
791 INT rc;
792
793 va_start(ap,string);
794 vsprintf(s,string,ap);
795 va_end(ap);
796
797 if(!*s)
798 return -1;
799 p = s;
800 while((p = strchr(p,'/')) != NULL) {
801 *p = '\\';
802 p++;
803 }
804
805 str = strdup(s);
806 if(!str)
807 return -1;
808
809 { /* safety net -- disallow deleting a root dir or partial name */
810 CHAR temp;
811
812 p = strrchr(str,'\\');
813 if(p) {
814 p++;
815 temp = *p;
816 *p = 0;
817 if(IsRoot(str) || !IsFullName(str)) { /* under no circumstances! */
818 free(str);
819 DosBeep(100,250);
820 return -1;
821 }
822 *p = temp;
823 }
824 }
825
826 p = s;
827 p = strrchr(s,'\\'); /* strip s to just path */
828 if(!p)
829 p = strrchr(s,':');
830 if(p) {
831 p++;
832 strncpy(mask,p,256);
833 mask[256] = 0;
834 *p = 0;
835 }
836 else {
837 *mask = 0;
838 *s = 0;
839 }
840
841 ss = (CHAR *)malloc(CCHMAXPATH);
842 f = (FILEFINDBUF3 *)malloc(sizeof(FILEFINDBUF3));
843 if(!ss || !f) {
844 if(ss)
845 free(ss);
846 if(f)
847 free(f);
848 free(str);
849 return -1;
850 }
851
852 search_handle = HDIR_CREATE;
853 num_matches = 1L;
854
855 DosError(FERR_DISABLEHARDERR);
856 if(!DosFindFirst(str,&search_handle,FILE_NORMAL | FILE_DIRECTORY |
857 FILE_SYSTEM | FILE_READONLY | FILE_HIDDEN | FILE_ARCHIVED,f,
858 sizeof(FILEFINDBUF3),&num_matches,FIL_STANDARD)) {
859
860 strcpy(ss,s);
861 p = &ss[strlen(ss)];
862
863 do {
864 strcpy(p,f->achName);
865 if(f->attrFile & FILE_DIRECTORY) {
866 if(strcmp(f->achName,".") && strcmp(f->achName,"..")) {
867 wipeallf("%s/%s",ss,mask); /* recurse to wipe files */
868 DosError(FERR_DISABLEHARDERR);
869 if(DosDeleteDir(ss)) { /* remove directory */
870 make_deleteable(ss);
871 DosError(FERR_DISABLEHARDERR);
872 DosDeleteDir(ss);
873 }
874 }
875 }
876 else {
877 DosError(FERR_DISABLEHARDERR);
878 if(DosForceDelete(ss)) {
879 make_deleteable(ss);
880 DosError(FERR_DISABLEHARDERR);
881 rc = (INT)DosForceDelete(ss);
882 if(rc)
883 return rc;
884 }
885 }
886 num_matches = 1L;
887 DosError(FERR_DISABLEHARDERR);
888 } while(!DosFindNext(search_handle,f,sizeof(FILEFINDBUF3),
889 &num_matches));
890 DosFindClose(search_handle);
891 }
892
893 free(f);
894 free(ss);
895 free(str);
896 return 0;
897}
898
899
900INT unlink_allf (CHAR *string,...) {
901
902 /* wildcard delete */
903
904 FILEFINDBUF3 *f;
905 HDIR search_handle;
906 ULONG num_matches;
907 CHAR *p,*ss,*str;
908 CHAR s[CCHMAXPATH];
909 va_list ap;
910
911 va_start(ap,string);
912 vsprintf(s,string,ap);
913 va_end(ap);
914
915 if(!*s)
916 return -1;
917 p = s;
918 while((p = strchr(p,'/')) != NULL) {
919 *p = '\\';
920 p++;
921 }
922
923 str = strdup(s);
924 if(!str)
925 return -1;
926
927 p = s;
928 p = strrchr(s,'\\'); /* strip s to just path */
929 if(!p)
930 p = strrchr(s,':');
931 if(p) {
932 p++;
933 *p = 0;
934 }
935 else
936 *s = 0;
937
938 ss = (CHAR *)malloc(CCHMAXPATH);
939 f = (FILEFINDBUF3 *)malloc(sizeof(FILEFINDBUF3));
940 if(!ss || !f) {
941 if(ss)
942 free(ss);
943 if(f)
944 free(f);
945 free(str);
946 return -1;
947 }
948
949 search_handle = HDIR_CREATE;
950 num_matches = 1L;
951
952 DosError(FERR_DISABLEHARDERR);
953 if(!DosFindFirst(str,&search_handle,FILE_NORMAL,f,
954 sizeof(FILEFINDBUF3),&num_matches,FIL_STANDARD)) {
955
956 strcpy(ss,s);
957 p = &ss[strlen(ss)];
958
959 do {
960 strcpy(p,f->achName);
961 unlinkf("%s",ss);
962 num_matches = 1L;
963 DosError(FERR_DISABLEHARDERR);
964 } while(!DosFindNext(search_handle,f,sizeof(FILEFINDBUF3),
965 &num_matches));
966 DosFindClose(search_handle);
967 }
968
969 free(f);
970 free(ss);
971 free(str);
972 return 0;
973}
974
975
976INT unlinkf (CHAR *string,...) {
977
978 CHAR buffer[CCHMAXPATH];
979 va_list ap;
980
981 va_start(ap,string);
982 vsprintf(buffer,string,ap);
983 va_end(ap);
984
985 if(!strstr(buffer,ArcTempRoot)) {
986 DosError(FERR_DISABLEHARDERR);
987 if(DosDelete(buffer)) {
988 make_deleteable(buffer);
989 DosError(FERR_DISABLEHARDERR);
990 return DosDelete(buffer);
991 }
992 }
993 else {
994 DosError(FERR_DISABLEHARDERR);
995 if(DosForceDelete(buffer)) {
996 make_deleteable(buffer);
997 DosError(FERR_DISABLEHARDERR);
998 return DosForceDelete(buffer);
999 }
1000 }
1001 return 0;
1002}
1003
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