source: trunk/dll/grep.c@ 524

Last change on this file since 524 was 517, checked in by root, 19 years ago

Correct . and .. detect
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1
2/***********************************************************************
3
4 $Id: grep.c 517 2006-11-02 08:51:38Z root $
5
6 grep tools
7
8 Copyright (c) 1993-98 M. Kimes
9 Copyright (c) 2001, 2006 Steven H. Levine
10
11 12 Feb 03 SHL insert_grepfile: standardize EA math
12 12 Feb 03 SHL doonefile: standardize EA math
13 25 May 05 SHL Rework for ULONGLONG
14 25 May 05 SHL Rework for FillInRecordFromFFB
15 06 Jun 05 SHL Drop unused code
16 24 Oct 05 SHL dononefile: do not free EA list twice
17 22 Jul 06 SHL Use Runtime_Error
18 26 Jul 06 SHL Check more run time errors
19 19 Oct 06 SHL Correct . and .. detect
20
21***********************************************************************/
22
23#define INCL_DOS
24#define INCL_WIN
25#define INCL_LONGLONG
26#include <os2.h>
27
28#include <stdlib.h>
29#include <string.h>
30#include <ctype.h>
31#include <stdio.h>
32#include <share.h>
33
34#include "fm3dll.h"
35#include "fm3str.h"
36#include "grep.h"
37
38#pragma data_seg(DATA2)
39
40static PSZ pszSrcFile = __FILE__;
41
42#pragma alloc_text(GREP,SecsSince1980,match,mmatch,dogrep)
43#pragma alloc_text(GREP,doallsubdirs,domatchingfiles)
44
45/*****************************/
46/* Function Prototypes */
47/*****************************/
48
49static VOID doallsubdirs (GREP *grep,CHAR *searchPath,BOOL recursing,
50 char **fle,int numfls);
51static INT domatchingfiles (GREP *grep,CHAR *path,char **fle,int numfls);
52static BOOL doonefile (GREP *grep,CHAR *fileName,FILEFINDBUF4 *f);
53static BOOL doinsertion (GREP *grep);
54static BOOL InsertDupe (GREP *grep,CHAR *dir,FILEFINDBUF4 *f);
55static VOID FillDupes (GREP *g);
56static VOID FreeDupes (GREP *g);
57
58#define GREPCHARS "*?[] \\"
59
60#define isleap(year) ((((year%4)==0) && ((year%100)!=0)) || \
61 ((year%400)==0))
62
63
64static INT monthdays[12] = {31,28,31,30,31,30,31,31,30,31,30,31};
65
66
67ULONG SecsSince1980 (FDATE *date,FTIME *time)
68{
69 ULONG total = 0L;
70 register int x;
71
72 for(x = 1980;x < date->year + 1980;x++) {
73 if(isleap(x))
74 total += (366L * (24L * 60L * 60L));
75 else
76 total += (365L * (24L * 60L * 60L));
77 }
78 for(x = 1;x < date->month;x++) {
79 if(x == 2 && isleap(date->year + 1980))
80 total += (29L * (24L * 60L * 60L));
81 else
82 total += ((long)monthdays[x - 1] * (24L * 60L * 60L));
83 }
84 total += (((long)date->day - 1L) * (24L * 60L * 60L));
85 total += ((long)time->hours * (60L * 60L));
86 total += ((long)time->minutes * 60L);
87 total += ((long)time->twosecs * 2L);
88 return total;
89}
90
91
92/*
93 * this function originally from C_ECHO's Snippets -- modified
94 * brute force methodology
95 */
96
97static BOOL m_match (CHAR *string, CHAR *pattern, BOOL absolute, BOOL ignore,
98 LONG len) {
99
100 /* return TRUE if pattern found in string */
101
102 register CHAR *tn = pattern;
103 register LONG len2 = 0;
104 LONG lastlen = 0;
105 CHAR lo,hi;
106
107 if(len && string && pattern) {
108 if(absolute) /* no pattern matching */
109 return(findstring(pattern,strlen(pattern),string,len,
110 (ignore == FALSE)) != NULL);
111
112 while(*tn && len2 < len) {
113 switch(*tn) {
114 case ' ':
115 while(*tn == ' ')
116 tn++;
117 while(len2 < len && isspace(string[len2]))
118 len2++;
119 break;
120
121 case '*':
122 while(*tn == '*' || *tn == '?')
123 tn++;
124 if(!*tn)
125 return TRUE;
126 if(ignore) {
127 while(len2 < len && string[len2] != *tn)
128 len2++;
129 }
130 else {
131 while(len2 < len && toupper(string[len2] != *tn))
132 len2++;
133 }
134 break;
135
136 case '[':
137 tn++;
138 if(!*tn)
139 return FALSE;
140 lo = *tn;
141 tn++;
142 if(*tn != '-')
143 return FALSE;
144 tn++;
145 if(!*tn)
146 return FALSE;
147 hi = *tn;
148 tn++;
149 if (*tn != ']')
150 return FALSE;
151 tn++;
152 if(ignore) {
153 if ((toupper(string[len2]) >= toupper(lo)) &&
154 (toupper(string[len2]) <= toupper(hi)))
155 len2++;
156 else {
157 tn = pattern;
158 len2 = lastlen = lastlen + 1;
159 }
160 }
161 else {
162 if ((string[len2] >= lo) && (string[len2] <= hi))
163 len2++;
164 else {
165 tn = pattern;
166 len2 = lastlen = lastlen + 1;
167 }
168 }
169 break;
170
171 case '?':
172 tn++;
173 len2++;
174 break;
175
176 case '\\':
177 tn++;
178 if(!*tn)
179 return FALSE;
180 /* else intentional fallthru */
181 default:
182 if(ignore) {
183 if(toupper(*tn) == toupper(string[len2])) {
184 tn++;
185 len2++;
186 }
187 else {
188 tn = pattern;
189 len2 = lastlen = lastlen + 1;
190 }
191 }
192 else {
193 if(*tn == string[len2]) {
194 tn++;
195 len2++;
196 }
197 else {
198 tn = pattern;
199 len2 = lastlen = lastlen + 1;
200 }
201 }
202 break;
203 }
204 }
205 while(*tn == '*')
206 tn++;
207
208 if (!*tn)
209 return TRUE;
210 }
211 return FALSE;
212}
213
214
215static BOOL match (CHAR *string,CHAR *patterns,BOOL absolute,BOOL ignore,
216 LONG len,ULONG numlines,CHAR *matched,BOOL matchall) {
217
218 BOOL ret = FALSE;
219 register CHAR *p;
220 register ULONG x = 0;
221
222 p = patterns;
223 while(!ret && *p) {
224 ret = m_match(string,p,absolute,ignore,len);
225 if(matchall && ret)
226 break;
227 if(matched && ret && x < numlines)
228 matched[x] = 1;
229 p += strlen(p); /* check each pattern in 0-terminated list */
230 p++;
231 x++;
232 }
233 return ret;
234}
235
236
237VOID dogrep (VOID *arg)
238{
239 HAB ghab;
240 HMQ ghmq;
241 GREP grep;
242 register INT x,numfls;
243 static CHAR *fle[512];
244 CHAR *p,*pp,searchPath[CCHMAXPATH * 2];
245
246 if(!arg)
247 return;
248 grep = *(GREP *)arg;
249 *grep.stopflag = 0; /* reset thread-killing flag */
250 grep.FilesToGet = (grep.dirFlag) ? min(FilesToGet,128) : FilesToGet;
251 DosError(FERR_DISABLEHARDERR);
252 priority_normal();
253
254 ghab = WinInitialize(0);
255 if(ghab) {
256 grep.ghab = ghab;
257 ghmq = WinCreateMsgQueue(ghab,0);
258 if(ghmq) {
259 WinCancelShutdown(ghmq,TRUE);
260 DosSleep(128L);
261 WinSetWindowText(grep.hwndCurFile,
262 GetPString((grep.finddupes) ?
263 IDS_GREPDUPETEXT : IDS_GREPSCANTEXT));
264
265 pp = grep.searchPattern;
266 while(*pp) {
267 if(!grep.absFlag) {
268 p = GREPCHARS; /* see if any sense in pattern matching */
269 while(*p) {
270 if(strchr(pp,*p))
271 break;
272 p++;
273 }
274 if(!*p) /* nope, turn it off */
275 grep.absFlag = TRUE;
276 }
277 pp = pp + strlen(pp) + 1;
278 }
279
280 grep.attrFile &= (~FILE_DIRECTORY);
281 grep.antiattr &= (~FILE_DIRECTORY);
282 if(grep.antiattr & FILE_READONLY)
283 grep.antiattr |= MUST_HAVE_READONLY;
284 if(grep.antiattr & FILE_HIDDEN)
285 grep.antiattr |= MUST_HAVE_HIDDEN;
286 if(grep.antiattr & FILE_SYSTEM)
287 grep.antiattr |= MUST_HAVE_SYSTEM;
288 if(grep.antiattr & FILE_ARCHIVED)
289 grep.antiattr |= MUST_HAVE_ARCHIVED;
290
291 grep.anyexcludes = FALSE;
292 numfls = x = 0;
293 fle[numfls++] = strtok(grep.tosearch,";");
294 while((fle[numfls] = strtok(NULL,";")) != NULL && numfls < 511) {
295 if(*fle[numfls] == '/')
296 grep.anyexcludes = TRUE;
297 numfls++;
298 }
299
300 while(x < numfls) { /* loop through search masks */
301
302 if(*fle[x] == '/') /* is an exclude mask only */
303 goto ExcludeSkip;
304
305 /* first, separate any path from mask */
306
307 p = (char *)(fle[x] + (strlen(fle[x]) - 1));
308 while(*p != '\\' && *p != ':' && p != fle[x])
309 --p;
310
311 if(p == fle[x]) { /* no path */
312 strcpy(searchPath,grep.curdir);
313 strncpy(grep.fileMask,fle[x],CCHMAXPATH);
314 grep.fileMask[CCHMAXPATH - 1] = 0;
315 }
316 else { /* got to deal with a path */
317 if(*p == ':') { /* just a drive, start in root dir */
318 *p = 0;
319 p++;
320 strncpy(searchPath,fle[x],CCHMAXPATH - 2);
321 searchPath[CCHMAXPATH - 3] = 0;
322 strcat(searchPath,":\\");
323 strcpy(grep.fileMask,p);
324 }
325 if(*p == '\\') { /* got a 'full' path */
326
327 CHAR temp;
328
329 p++;
330 temp = *p;
331 *p = 0;
332 strncpy(searchPath,fle[x],CCHMAXPATH);
333 searchPath[CCHMAXPATH - 1] = 0;
334 *p = temp;
335 strcpy(grep.fileMask,p);
336 }
337 if(!*grep.fileMask)
338 strcpy(grep.fileMask,"*");
339 }
340 if(*grep.stopflag)
341 break;
342 /* do single directory */
343 domatchingfiles(&grep,searchPath,fle,numfls);
344 if(grep.dirFlag) /* do subdirs */
345 doallsubdirs(&grep,searchPath,FALSE,fle,numfls);
346ExcludeSkip:
347 if(*grep.stopflag)
348 break;
349 x++ ;
350 if(WinIsWindow(grep.ghab,grep.hwndFiles))
351 doinsertion(&grep); /* insert any remaining objects */
352 }
353
354ShutDownThread: /* kill pm connection, end thread */
355
356 if(WinIsWindow(grep.ghab,grep.hwndFiles))
357 doinsertion(&grep); /* insert any remaining objects */
358
359 if(WinIsWindow(grep.ghab,grep.hwndFiles) && grep.finddupes &&
360 !*grep.stopflag)
361 FillDupes(&grep);
362
363 if(!PostMsg(grep.hwndFiles,
364 UM_CONTAINER_FILLED,
365 MPVOID,
366 MPVOID)) /* tell window we're done */
367 WinSendMsg(grep.hwndFiles,
368 UM_CONTAINER_FILLED,
369 MPVOID,
370 MPVOID);
371 WinDestroyMsgQueue(ghmq);
372 }
373 WinTerminate(ghab);
374 }
375 if(!ghmq || !ghab)
376 WinPostMsg(grep.hwndFiles,
377 UM_CONTAINER_FILLED,
378 MPVOID,
379 MPVOID);
380 if(grep.dupehead)
381 FreeDupes(&grep);
382 if(grep.numlines &&
383 grep.matched)
384 free(grep.matched);
385 DosPostEventSem(CompactSem);
386}
387
388
389static BOOL IsExcluded (char *name,char **fle,int numfls)
390{
391 register int x;
392 char *n;
393
394 n = strrchr(name,'\\');
395 if(!n)
396 n = strrchr(name,':');
397 if(n)
398 n++;
399 else
400 n = name;
401 for(x = 0;x < numfls;x++) {
402 if(*fle[x] == '/' &&
403 wildcard((strchr(fle[x],'\\') ||
404 strchr(fle[x],':')) ?
405 name : n,fle[x] + 1,FALSE))
406 return TRUE;
407 }
408 return FALSE;
409}
410
411
412static VOID doallsubdirs (GREP *grep,CHAR *searchPath,BOOL recursing,
413 char **fle,int numfls) {
414
415 /* process all subdirectories */
416
417 FILEFINDBUF4 findBuffer;
418 HDIR findHandle = HDIR_CREATE;
419 LONG findCount = 1L;
420 CHAR *p = NULL;
421
422 /* add a mask to search path */
423 if(searchPath[strlen(searchPath) - 1] != '\\')
424 strcat(searchPath,"\\");
425 strcat(searchPath,"*");
426 /* step through all subdirectories */
427 DosError(FERR_DISABLEHARDERR);
428 if(!DosFindFirst(searchPath,&findHandle,(MUST_HAVE_DIRECTORY |
429 FILE_ARCHIVED | FILE_SYSTEM | FILE_HIDDEN | FILE_READONLY),
430 &findBuffer,
431 (ULONG)sizeof(findBuffer),
432 (PULONG)&findCount,
433 FIL_QUERYEASIZE)) {
434
435 /* get rid of mask portion, save end-of-directory */
436
437 p = strrchr(searchPath,'\\');
438 if(p)
439 p++;
440 else
441 p = searchPath;
442 do { /* Process each directory that matches the mask */
443 priority_normal();
444 if(*grep->stopflag)
445 break;
446 // Skip . and ..
447 if (findBuffer.achName[0] != '.' ||
448 (findBuffer.achName[1] &&
449 (findBuffer.achName[1] != '.' || findBuffer.achName[2]))) {
450 strcpy(p,findBuffer.achName) ;
451 if(!grep->anyexcludes || !IsExcluded(searchPath,fle,numfls)) {
452 domatchingfiles(grep,searchPath,fle,numfls) ;
453 doallsubdirs(grep,searchPath,TRUE,fle,numfls);
454 DosSleep(0L);
455 }
456 }
457 findCount = 1L;
458 } while(!DosFindNext(findHandle,
459 &findBuffer,
460 sizeof(findBuffer),
461 (PULONG)&findCount));
462 DosFindClose(findHandle);
463 priority_normal();
464 }
465 if(p) /* strip off last directory addition */
466 *p = 0;
467}
468
469
470static INT domatchingfiles (GREP *grep,CHAR *path,char **fle,int numfls)
471{
472 /* process all matching files in a directory */
473
474 PFILEFINDBUF4 findBuffer;
475 PFILEFINDBUF4 pffbFile;
476 register PBYTE fb;
477 register ULONG x;
478 HDIR findHandle = HDIR_CREATE;
479 ULONG findCount = grep->FilesToGet;
480 CHAR newPath[CCHMAXPATH],*p;
481 APIRET rc;
482
483 findBuffer = xmalloc(grep->FilesToGet * sizeof(FILEFINDBUF4),pszSrcFile,__LINE__);
484 if(!findBuffer)
485 return 0;
486
487 /* build filemask */
488
489 sprintf(newPath,
490 "%s%s%s",
491 path,
492 (path[strlen(path) - 1] == '\\') ?
493 NullStr : "\\",
494 grep->fileMask);
495
496 MakeFullName(newPath);
497
498 /* find and save end-of-dir position */
499 p = strrchr(newPath,'\\');
500 if(p)
501 p++;
502 else
503 p = newPath;
504
505 /* step through matching files */
506 DosError(FERR_DISABLEHARDERR);
507 if(!DosFindFirst(newPath,
508 &findHandle,
509 (FILE_NORMAL | grep->attrFile | grep->antiattr),
510 findBuffer,
511 (ULONG)(grep->FilesToGet * sizeof(FILEFINDBUF4)),
512 (PULONG)&findCount,
513 FIL_QUERYEASIZE)) {
514
515 do { /* Process each file that matches the mask */
516 priority_normal();
517 fb = (PBYTE)findBuffer;
518 for(x = 0L;x < findCount;x++) {
519 pffbFile = (PFILEFINDBUF4)fb;
520 if(*grep->stopflag)
521 break;
522 if(*pffbFile->achName != '.' ||
523 (pffbFile->achName[1] && pffbFile->achName[1] != '.')) {
524 strcpy(p,pffbFile->achName); /* build filename */
525 if(!grep->anyexcludes ||
526 !IsExcluded(newPath,fle,numfls)) {
527 if(!grep->finddupes)
528 doonefile(grep,
529 newPath,
530 pffbFile);
531 else if(!InsertDupe(grep,
532 newPath,
533 pffbFile)) {
534 DosFindClose(findHandle);
535 free(findBuffer);
536 return 1;
537 }
538 }
539 }
540 if(!pffbFile->oNextEntryOffset)
541 break;
542 fb += pffbFile->oNextEntryOffset;
543 }
544 findCount = grep->FilesToGet;
545 rc = DosFindNext(findHandle,
546 findBuffer,
547 (ULONG)(grep->FilesToGet * sizeof(FILEFINDBUF4)),
548 (PULONG)&findCount);
549 if(!rc)
550 DosSleep(1L);
551 } while(!rc);
552 DosFindClose(findHandle);
553 priority_normal();
554 }
555 free(findBuffer);
556 return 0 ;
557}
558
559#pragma alloc_text(GREP,insert_grepfile,doonefile,doinsertion,freegreplist)
560
561
562static VOID freegreplist (GREP *grep)
563{
564 register INT x;
565
566 if(grep) {
567 if(grep->insertffb) {
568 for(x = 0;grep->insertffb[x];x++)
569 free(grep->insertffb[x]);
570 free(grep->insertffb);
571 }
572 if(grep->dir) {
573 for(x = 0;grep->dir[x];x++)
574 free(grep->dir[x]);
575 free(grep->dir);
576 }
577 grep->dir = NULL;
578 grep->insertffb = NULL;
579 grep->toinsert = 0L;
580 grep->insertedbytes = 0L;
581 }
582}
583
584
585static BOOL doinsertion (GREP *grep)
586{
587 RECORDINSERT ri;
588 DIRCNRDATA *dcd;
589 PCNRITEM pci,pciFirst;
590 INT x;
591
592 if(!grep ||
593 !grep->toinsert ||
594 !grep->insertffb ||
595 !grep->dir)
596 return FALSE;
597 pci = WinSendMsg(grep->hwndFiles,
598 CM_ALLOCRECORD,
599 MPFROMLONG(EXTRA_RECORD_BYTES),
600 MPFROMLONG(grep->toinsert));
601 if(pci) {
602 if(grep->sayfiles)
603 WinSetWindowText(grep->hwndCurFile,
604 GetPString(IDS_GREPINSERTINGTEXT));
605 pciFirst = pci;
606 dcd = INSTDATA(grep->hwndFiles);
607 for(x = 0; grep->insertffb[x]; x++) {
608 FillInRecordFromFFB(grep->hwndFiles,
609 pci,
610 grep->dir[x],
611 grep->insertffb[x],
612 FALSE,
613 dcd);
614 pci = (PCNRITEM) pci->rc.preccNextRecord;
615 }
616 memset(&ri,0,sizeof(RECORDINSERT));
617 ri.cb = sizeof(RECORDINSERT);
618 ri.pRecordOrder = (PRECORDCORE) CMA_END;
619 ri.pRecordParent = (PRECORDCORE)NULL;
620 ri.zOrder = (USHORT) CMA_TOP;
621 ri.cRecordsInsert = grep->toinsert;
622 ri.fInvalidateRecord = TRUE;
623 WinSendMsg(grep->hwndFiles,
624 CM_INSERTRECORD,
625 MPFROMP(pciFirst),
626 MPFROMP(&ri));
627 if(dcd) {
628 DosEnterCritSec();
629 dcd->ullTotalBytes += grep->insertedbytes;
630 DosExitCritSec();
631 }
632 if(grep->toinsert == grep->FilesToGet)
633 DosSleep(1L);
634 freegreplist(grep);
635 PostMsg(grep->hwndFiles,
636 UM_RESCAN,
637 MPVOID,
638 MPVOID);
639 return TRUE;
640 }
641 freegreplist(grep);
642 return FALSE;
643}
644
645
646static BOOL insert_grepfile (GREP *grep,CHAR *filename,FILEFINDBUF4 *f)
647{
648 CHAR *p,szDirectory[CCHMAXPATH];
649
650 if(WinIsWindow(grep->ghab,grep->hwndFiles)) {
651 grep->numfiles++;
652 strcpy(szDirectory,filename);
653 p = strrchr(szDirectory,'\\');
654 if(p) {
655 if(p < szDirectory + 4)
656 p++;
657 *p = 0;
658 if(!grep->insertffb) {
659 grep->insertffb = xmallocz(sizeof(FILEFINDBUF4 *) *
660 (grep->FilesToGet + 1),pszSrcFile,__LINE__);
661 if(!grep->insertffb)
662 return FALSE;
663 grep->dir = xmallocz(sizeof(CHAR *) * (grep->FilesToGet + 1),pszSrcFile,__LINE__);
664 if(!grep->dir) {
665 free(grep->insertffb);
666 return FALSE;
667 }
668 }
669 grep->insertffb[grep->toinsert] = xmalloc(sizeof(FILEFINDBUF4),pszSrcFile,__LINE__);
670 if(!grep->insertffb[grep->toinsert])
671 return FALSE;
672 memcpy(grep->insertffb[grep->toinsert],f,sizeof(FILEFINDBUF4));
673 grep->dir[grep->toinsert] = xstrdup(szDirectory,pszSrcFile,__LINE__);
674 if(!grep->dir) {
675 free(grep->insertffb[grep->toinsert]);
676 return FALSE;
677 }
678 grep->insertedbytes += f->cbFile + CBLIST_TO_EASIZE(f->cbList);
679 grep->toinsert++;
680 if(grep->toinsert == grep->FilesToGet)
681 return doinsertion(grep);
682 return TRUE;
683 }
684 }
685 else
686 freegreplist(grep);
687 return FALSE;
688}
689
690
691static BOOL doonefile (GREP *grep,CHAR *filename,FILEFINDBUF4 *f)
692{
693 /* process a single file */
694
695 CHAR *input;
696 FILE *inputFile;
697 ULONG pos;
698 BOOL ret = FALSE,strmatch = FALSE;
699
700 grep->fileCount++;
701 if(grep->sayfiles)
702 WinSetWindowText(grep->hwndCurFile,
703 filename);
704
705 if(grep->greaterthan || grep->lessthan) {
706
707 BOOL keep = TRUE;
708 ULONG adjsize;
709
710 adjsize = f->cbFile +
711 (grep->searchEAs ? CBLIST_TO_EASIZE(f->cbList) : 0);
712 if(grep->greaterthan) {
713 if(adjsize < grep->greaterthan)
714 keep = FALSE;
715 }
716 if(keep && grep->lessthan) {
717 if(adjsize > grep->lessthan)
718 keep = FALSE;
719 }
720 if(!keep)
721 return ret;
722 }
723
724 if(grep->newerthan || grep->olderthan) {
725
726 BOOL keep = TRUE;
727 ULONG numsecs;
728
729 numsecs = SecsSince1980(&f->fdateLastWrite,
730 &f->ftimeLastWrite);
731 if(grep->newerthan) {
732 if(numsecs < grep->newerthan)
733 keep = FALSE;
734 }
735 if(keep && grep->olderthan) {
736 if(numsecs > grep->olderthan)
737 keep = FALSE;
738 }
739 if(!keep)
740 return ret;
741 }
742
743 if((!grep->searchEAs && !grep->searchFiles) ||
744 !*grep->searchPattern) /* just a find */
745 return insert_grepfile(grep,filename,f);
746
747 if(grep->searchEAs) {
748
749 HOLDFEA *head,*info;
750 USHORT type,len;
751 BOOL alltext;
752 CHAR *data,temp;
753
754 head = GetFileEAs(filename,FALSE,TRUE);
755 if(head) {
756 info = head;
757 while(info && !strmatch) {
758 alltext = TRUE;
759 switch(*(USHORT *)info->value) {
760 case EAT_ASCII:
761 if(match(info->value + (sizeof(USHORT) * 2),
762 grep->searchPattern,grep->absFlag,
763 (grep->caseFlag == FALSE),
764 info->cbValue - (sizeof(USHORT) * 2),
765 grep->numlines,
766 grep->matched,
767 !grep->findifany)) {
768 strmatch = TRUE;
769 }
770 break;
771 case EAT_MVST:
772 type = *(USHORT *)(info->value + (sizeof(USHORT) * 3));
773 if(type == EAT_ASCII) {
774 data = info->value + (sizeof(USHORT) * 4);
775 len = *(USHORT *)data;
776 data += sizeof(USHORT);
777 while((data - info->value) + len <=
778 info->cbValue) {
779 temp = *(data + len);
780 *(data + len) = 0;
781 if(match(data,
782 grep->searchPattern,
783 grep->absFlag,
784 (grep->caseFlag == FALSE),
785 len,
786 grep->numlines,
787 grep->matched,
788 !grep->findifany)) {
789 strmatch = TRUE;
790 break;
791 }
792 data += len;
793 if(data - info->value >= info->cbValue)
794 break;
795 *data = temp;
796 len = *(USHORT *)data;
797 data += sizeof(USHORT);
798 }
799 }
800 break;
801 case EAT_MVMT:
802 data = info->value + (sizeof(USHORT) * 3);
803 type = *(USHORT *)data;
804 data += sizeof(USHORT);
805 len = *(USHORT *)data;
806 data += sizeof(USHORT);
807 while((data - info->value) - len <=
808 info->cbValue) {
809 if(type != EAT_ASCII) {
810 alltext = FALSE;
811 break;
812 }
813 data += len;
814 if(data - info->value >= info->cbValue)
815 break;
816 type = *(USHORT *)data;
817 data += sizeof(USHORT);
818 len = *(USHORT *)data;
819 data += sizeof(USHORT);
820 }
821 if(alltext) {
822 data = info->value + (sizeof(USHORT) * 3);
823 type = *(USHORT *)data;
824 data += sizeof(USHORT);
825 len = *(USHORT *)data;
826 data += sizeof(USHORT);
827 while((data - info->value) - len <=
828 info->cbValue) {
829 temp = *(data + len);
830 *(data + len) = 0;
831 if(match(data,
832 grep->searchPattern,
833 grep->absFlag,
834 (grep->caseFlag == FALSE),
835 len,
836 grep->numlines,
837 grep->matched,
838 !grep->findifany)) {
839 strmatch = TRUE;
840 break;
841 }
842 data += len;
843 *data = temp;
844 if(data - info->value >= info->cbValue)
845 break;
846 type = *(USHORT *)data;
847 data += sizeof(USHORT);
848 len = *(USHORT *)data;
849 data += sizeof(USHORT);
850 }
851 }
852 break;
853 default:
854 break;
855 }
856 info = info->next;
857 } // while
858 Free_FEAList(head);
859 DosSleep(1L);
860 }
861 }
862
863 if(grep->searchFiles) {
864 input = xmalloc(65537,pszSrcFile,__LINE__);
865 if(input) {
866 LONG len;
867 inputFile = _fsopen(filename,"rb",SH_DENYNO);
868 if (inputFile) {
869 pos = ftell(inputFile);
870 while(!feof(inputFile)) {
871 if(pos)
872 fseek(inputFile,pos - 1024,SEEK_SET);
873 len = fread(input,1,65536,inputFile);
874 if(len >= 0) {
875 if(*grep->stopflag)
876 break;
877 if(match(input,
878 grep->searchPattern,
879 grep->absFlag,
880 (grep->caseFlag == FALSE),
881 len,
882 grep->numlines,
883 grep->matched,
884 !grep->findifany)) {
885 strmatch = TRUE;
886 break;
887 }
888 }
889 else
890 break;
891 }
892 fclose(inputFile) ;
893 }
894 free(input);
895 DosSleep(1L);
896 }
897 }
898
899Match:
900
901 if(strmatch)
902 ret = insert_grepfile(grep,
903 filename,
904 f);
905 return ret;
906}
907
908
909#pragma alloc_text(DUPES,InsertDupe,FillDupes,FreeDupes,CRCFile,CRCBlock)
910#pragma alloc_text(DUPES,comparenamesq,comparenamesqe,comparenamesb)
911#pragma alloc_text(DUPES,comparenamesbe,comparesizesq,comparesizesb)
912
913static LONG cr3tab[] = { /* CRC polynomial 0xEDB88320 */
914
915 0x00000000, 0x77073096, 0xee0e612c, 0x990951ba,
916 0x076dc419, 0x706af48f, 0xe963a535, 0x9e6495a3,
917 0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988,
918 0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91,
919 0x1db71064, 0x6ab020f2, 0xf3b97148, 0x84be41de,
920 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7,
921 0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec,
922 0x14015c4f, 0x63066cd9, 0xfa0f3d63, 0x8d080df5,
923 0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172,
924 0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b,
925 0x35b5a8fa, 0x42b2986c, 0xdbbbc9d6, 0xacbcf940,
926 0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59,
927 0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116,
928 0x21b4f4b5, 0x56b3c423, 0xcfba9599, 0xb8bda50f,
929 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924,
930 0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d,
931 0x76dc4190, 0x01db7106, 0x98d220bc, 0xefd5102a,
932 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433,
933 0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818,
934 0x7f6a0dbb, 0x086d3d2d, 0x91646c97, 0xe6635c01,
935 0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e,
936 0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457,
937 0x65b0d9c6, 0x12b7e950, 0x8bbeb8ea, 0xfcb9887c,
938 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65,
939 0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2,
940 0x4adfa541, 0x3dd895d7, 0xa4d1c46d, 0xd3d6f4fb,
941 0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0,
942 0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9,
943 0x5005713c, 0x270241aa, 0xbe0b1010, 0xc90c2086,
944 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f,
945 0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4,
946 0x59b33d17, 0x2eb40d81, 0xb7bd5c3b, 0xc0ba6cad,
947 0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a,
948 0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683,
949 0xe3630b12, 0x94643b84, 0x0d6d6a3e, 0x7a6a5aa8,
950 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1,
951 0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe,
952 0xf762575d, 0x806567cb, 0x196c3671, 0x6e6b06e7,
953 0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc,
954 0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5,
955 0xd6d6a3e8, 0xa1d1937e, 0x38d8c2c4, 0x4fdff252,
956 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b,
957 0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60,
958 0xdf60efc3, 0xa867df55, 0x316e8eef, 0x4669be79,
959 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236,
960 0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f,
961 0xc5ba3bbe, 0xb2bd0b28, 0x2bb45a92, 0x5cb36a04,
962 0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d,
963 0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a,
964 0x9c0906a9, 0xeb0e363f, 0x72076785, 0x05005713,
965 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38,
966 0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21,
967 0x86d3d2d4, 0xf1d4e242, 0x68ddb3f8, 0x1fda836e,
968 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777,
969 0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c,
970 0x8f659eff, 0xf862ae69, 0x616bffd3, 0x166ccf45,
971 0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2,
972 0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db,
973 0xaed16a4a, 0xd9d65adc, 0x40df0b66, 0x37d83bf0,
974 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9,
975 0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6,
976 0xbad03605, 0xcdd70693, 0x54de5729, 0x23d967bf,
977 0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94,
978 0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d
979};
980
981
982LONG CRCBlock (register CHAR *str, register INT blklen, register LONG crc)
983{
984 while (blklen--) {
985 crc = cr3tab[((INT) crc ^ *str) & 0xff] ^ (((ULONG)crc >> 8) & 0x00FFFFFF);
986 str++;
987 }
988 return crc;
989}
990
991
992LONG CRCFile (CHAR *filename,INT *error)
993{
994 LONG CRC = -1L,len;
995 FILE *fp;
996 CHAR *buffer;
997
998 *error = 0;
999 buffer = xmalloc(65535,pszSrcFile,__LINE__);
1000 if (!buffer)
1001 *error = -1;
1002 else {
1003 fp = _fsopen(filename,"rb",SH_DENYNO);
1004 if (!fp)
1005 *error = -2;
1006 else {
1007 while(!feof(fp)) {
1008 len = fread(buffer,1,65535,fp);
1009 if(len && len < 65536L)
1010 CRC = CRCBlock(buffer,len,CRC);
1011 else
1012 break;
1013 DosSleep(0L);
1014 }
1015 fclose(fp);
1016 DosSleep(1L);
1017 }
1018 free(buffer);
1019 }
1020 return CRC;
1021}
1022
1023
1024static VOID FreeDupes (GREP *g)
1025{
1026 DUPES *i,*next;
1027
1028 i = g->dupehead;
1029 while(i) {
1030 next = i->next;
1031 if(i->name)
1032 free(i->name);
1033 free(i);
1034 i = next;
1035 }
1036 g->dupehead = g->dupelast = NULL;
1037 if(g->dupenames)
1038 free(g->dupenames);
1039 if(g->dupesizes)
1040 free(g->dupesizes);
1041 g->dupesizes = g->dupenames = NULL;
1042}
1043
1044
1045int comparenamesq (const void *v1,const void *v2)
1046{
1047 DUPES *d1 = *(DUPES **)v1;
1048 DUPES *d2 = *(DUPES **)v2;
1049 CHAR *p1,*p2;
1050
1051 p1 = strrchr(d1->name,'\\');
1052 if(p1)
1053 p1++;
1054 else
1055 p1 = d1->name;
1056 p2 = strrchr(d2->name,'\\');
1057 if(p2)
1058 p2++;
1059 else
1060 p2 = d2->name;
1061 return stricmp(p1,p2);
1062}
1063
1064
1065int comparenamesqe (const void *v1,const void *v2)
1066{
1067 DUPES *d1 = *(DUPES **)v1;
1068 DUPES *d2 = *(DUPES **)v2;
1069 CHAR *p1,*p2,*p1e,*p2e,e1,e2;
1070 int ret;
1071
1072 p1 = strrchr(d1->name,'\\');
1073 if(p1)
1074 p1++;
1075 else
1076 p1 = d1->name;
1077 p1e = strrchr(p1,'.');
1078 if(p1e) {
1079 e1 = *p1e;
1080 *p1e = 0;
1081 }
1082 p2 = strrchr(d2->name,'\\');
1083 if(p2)
1084 p2++;
1085 else
1086 p2 = d2->name;
1087 p2e = strrchr(p2,'.');
1088 if(p2e) {
1089 e2 = *p2e;
1090 *p2e = 0;
1091 }
1092 ret = stricmp(p1,p2);
1093 if(p1e)
1094 *p1e = e1;
1095 if(p2e)
1096 *p2e = e2;
1097 return ret;
1098}
1099
1100
1101int comparesizesq (const void *v1,const void *v2)
1102{
1103 DUPES *d1 = *(DUPES **)v1;
1104 DUPES *d2 = *(DUPES **)v2;
1105
1106 return (d1->size > d2->size) ? 1 : (d1->size == d2->size) ? 0 : -1;
1107}
1108
1109
1110int comparenamesb (const void *v1,const void *v2)
1111{
1112 DUPES *d1 = (DUPES *)v1;
1113 DUPES *d2 = *(DUPES **)v2;
1114 CHAR *p1,*p2;
1115
1116 p1 = strrchr(d1->name,'\\');
1117 if(p1)
1118 p1++;
1119 else
1120 p1 = d1->name;
1121 p2 = strrchr(d2->name,'\\');
1122 if(p2)
1123 p2++;
1124 else
1125 p2 = d2->name;
1126 return stricmp(p1,p2);
1127}
1128
1129
1130int comparenamesbe (const void *v1,const void *v2)
1131{
1132 DUPES *d1 = (DUPES *)v1;
1133 DUPES *d2 = *(DUPES **)v2;
1134 CHAR *p1,*p2,*p1e,*p2e,e1,e2;
1135 int ret;
1136
1137 p1 = strrchr(d1->name,'\\');
1138 if(p1)
1139 p1++;
1140 else
1141 p1 = d1->name;
1142 p1e = strrchr(p1,'.');
1143 if(p1e) {
1144 e1 = *p1e;
1145 *p1e = 0;
1146 }
1147 p2 = strrchr(d2->name,'\\');
1148 if(p2)
1149 p2++;
1150 else
1151 p2 = d2->name;
1152 p2e = strrchr(p2,'.');
1153 if(p2e) {
1154 e2 = *p2e;
1155 *p2e = 0;
1156 }
1157 ret = stricmp(p1,p2);
1158 if(p1e)
1159 *p1e = e1;
1160 if(p2e)
1161 *p2e = e2;
1162 return ret;
1163}
1164
1165
1166int comparesizesb (const void *v1,const void *v2)
1167{
1168 DUPES *d1 = (DUPES *)v1;
1169 DUPES *d2 = *(DUPES **)v2;
1170
1171 return (d1->size > d2->size) ? 1 : (d1->size == d2->size) ? 0 : -1;
1172}
1173
1174
1175static VOID FillDupes (GREP *g)
1176{
1177 DUPES *c,*i,**r;
1178 register CHAR *pc,*pi;
1179 CHAR **list = NULL;
1180 INT numfiles = 0,numalloced = 0,error;
1181 register ULONG x = 0L,y = 0L;
1182 ULONG cntr = 100;
1183
1184 if(g->CRCdupes)
1185 cntr = 50;
1186 i = g->dupehead;
1187 while (i) {
1188 x++;
1189 i = i->next;
1190 }
1191 if (x) {
1192 WinSetWindowText(g->hwndCurFile,
1193 GetPString(IDS_GREPDUPESORTINGTEXT));
1194 DosSleep(1L);
1195 g->dupenames = xmalloc(sizeof(DUPES *) * (x + 1), pszSrcFile, __LINE__);
1196 if (!g->nosizedupes)
1197 g->dupesizes = xmalloc(sizeof(DUPES *) * (x + 1), pszSrcFile, __LINE__);
1198 if (g->dupenames && (g->nosizedupes || g->dupesizes)) {
1199 i = g->dupehead;
1200 while(i) {
1201 g->dupenames[y] = i;
1202 if(!g->nosizedupes)
1203 g->dupesizes[y] = i;
1204 i = i->next;
1205 y++;
1206 }
1207 g->dupenames[y] = NULL;
1208 if (!g->nosizedupes)
1209 g->dupesizes[y] = NULL;
1210 DosSleep(1L);
1211 qsort(g->dupenames,
1212 x,
1213 sizeof(DUPES *),
1214 ((g->ignoreextdupes) ?
1215 comparenamesqe :
1216 comparenamesq));
1217 DosSleep(1L);
1218 if (!g->nosizedupes) {
1219 qsort(g->dupesizes,
1220 x,
1221 sizeof(DUPES *),
1222 comparesizesq);
1223 DosSleep(1L);
1224 }
1225 WinSetWindowText(g->hwndCurFile,
1226 GetPString(IDS_GREPDUPECOMPARINGTEXT));
1227
1228 i = g->dupehead;
1229 y = 0L;
1230 while(i) {
1231 if(*g->stopflag)
1232 break;
1233 if(!(i->flags & GF_SKIPME)) {
1234 r = (DUPES **)bsearch(i,g->dupenames,x,sizeof(DUPES *),
1235 ((g->ignoreextdupes) ? comparenamesbe :
1236 comparenamesb));
1237 if(r) {
1238 while(r > g->dupenames && ((g->ignoreextdupes) ?
1239 !comparenamesqe((r - 1),&i) :
1240 !comparenamesq((r - 1),&i)))
1241 r--;
1242 while(*r && ((g->ignoreextdupes) ?
1243 !comparenamesqe(r,&i) :
1244 !comparenamesq(r,&i))) {
1245 if(*r == i || ((*r)->flags & (GF_INSERTED | GF_SKIPME))) {
1246 r++;
1247 continue;
1248 }
1249 if(g->CRCdupes) {
1250 if((*r)->CRC == -1L) {
1251 (*r)->CRC = CRCFile((*r)->name,&error);
1252 if(error)
1253 (*r)->CRC = -1L;
1254 else if((*r)->CRC == -1L)
1255 (*r)->CRC = 0L;
1256 }
1257 if(i->CRC == -1L) {
1258 i->CRC = CRCFile(i->name,&error);
1259 if(error)
1260 i->CRC = -1L;
1261 else if(i->CRC == -1L)
1262 i->CRC = 0L;
1263 }
1264 if(((*r)->size != i->size) || ((*r)->CRC != -1L &&
1265 i->CRC != -1L && (*r)->CRC != i->CRC)) {
1266 r++;
1267 continue;
1268 }
1269 }
1270 if(!AddToList((*r)->name,
1271 &list,
1272 &numfiles,
1273 &numalloced)) {
1274 (*r)->flags |= GF_INSERTED;
1275 if(g->sayfiles)
1276 WinSetWindowText(g->hwndFiles,
1277 (*r)->name);
1278 if((*r)->size == i->size &&
1279 (i->date.year == (*r)->date.year &&
1280 i->date.month == (*r)->date.month &&
1281 i->date.day == (*r)->date.day &&
1282 i->time.hours == (*r)->time.hours &&
1283 i->time.minutes == (*r)->time.minutes &&
1284 i->time.twosecs == (*r)->time.twosecs))
1285 (*r)->flags |= GF_SKIPME;
1286 }
1287 if(!(i->flags & (GF_INSERTED | GF_SKIPME))) {
1288 if(!AddToList(i->name,
1289 &list,
1290 &numfiles,
1291 &numalloced)) {
1292 i->flags |= GF_INSERTED;
1293 if((*r)->flags & GF_SKIPME)
1294 i->flags |= GF_SKIPME;
1295 }
1296 }
1297 r++;
1298 }
1299 }
1300 if(!g->nosizedupes) {
1301 r = (DUPES **)bsearch(i,
1302 g->dupesizes,
1303 x,
1304 sizeof(DUPES *),
1305 comparesizesb);
1306 if(r) {
1307 while(r > g->dupesizes && !comparesizesq((r - 1),&i))
1308 r--;
1309 while(*r && !comparesizesq(r,&i)) {
1310 if(*r == i || ((*r)->flags & (GF_INSERTED | GF_SKIPME)) ||
1311 (i->date.year != (*r)->date.year ||
1312 i->date.month != (*r)->date.month ||
1313 i->date.day != (*r)->date.day ||
1314 i->time.hours != (*r)->time.hours ||
1315 i->time.minutes != (*r)->time.minutes ||
1316 i->time.twosecs != (*r)->time.twosecs)) {
1317 r++;
1318 continue;
1319 }
1320 if(g->CRCdupes) {
1321 if((*r)->CRC == -1L) {
1322 (*r)->CRC = CRCFile((*r)->name,&error);
1323 if(error)
1324 (*r)->CRC = -1L;
1325 else if((*r)->CRC == -1L)
1326 (*r)->CRC = 0L;
1327 }
1328 if(i->CRC == -1L) {
1329 i->CRC = CRCFile(i->name,&error);
1330 if(error)
1331 i->CRC = -1L;
1332 else if(i->CRC == -1L)
1333 i->CRC = 0L;
1334 }
1335 if((*r)->CRC != -1L && i->CRC != -1L &&
1336 (*r)->CRC != i->CRC) {
1337 *r++;
1338 continue;
1339 }
1340 }
1341 if(!AddToList((*r)->name,
1342 &list,
1343 &numfiles,
1344 &numalloced)) {
1345 if(g->sayfiles)
1346 WinSetWindowText(g->hwndCurFile,
1347 (*r)->name);
1348 (*r)->flags |= GF_INSERTED;
1349 if(((g->ignoreextdupes) ?
1350 comparenamesqe(r,&i) :
1351 comparenamesq(r,&i)))
1352 (*r)->flags |= GF_SKIPME;
1353 }
1354 if(!(i->flags & (GF_INSERTED | GF_SKIPME))) {
1355 if(!AddToList(i->name,
1356 &list,
1357 &numfiles,
1358 &numalloced)) {
1359 i->flags |= GF_INSERTED;
1360 if((*r)->flags & GF_SKIPME)
1361 i->flags |= GF_SKIPME;
1362 }
1363 }
1364 r++;
1365 }
1366 }
1367 }
1368 }
1369 i = i->next;
1370 y++;
1371 if(!(y % cntr)) {
1372
1373 CHAR s[44];
1374
1375 sprintf(s,
1376 GetPString(IDS_GREPDUPECHECKPROGTEXT),
1377 y,
1378 g->numfiles);
1379 WinSetWindowText(g->hwndCurFile,
1380 s);
1381 DosSleep(128L);
1382 }
1383 DosSleep(y % 2);
1384 }
1385 }
1386 else {
1387 // Insufficient memory - fall back
1388 DosBeep(50,100);
1389 WinSetWindowText(g->hwndCurFile,
1390 GetPString(IDS_GREPDUPECOMPARINGTEXT));
1391 x = y = 0L;
1392 if(g->dupenames) {
1393 free(g->dupenames);
1394 g->dupenames = NULL;
1395 }
1396 if(g->dupesizes) {
1397 free(g->dupesizes);
1398 g->dupesizes = NULL;
1399 }
1400 i = g->dupehead;
1401 while(i) {
1402 if(*g->stopflag)
1403 break;
1404 if(!(i->flags & GF_SKIPME)) {
1405 if(!(y % cntr)) {
1406
1407 CHAR s[44];
1408
1409 sprintf(s,
1410 GetPString(IDS_GREPDUPECHECKPROGTEXT),
1411 y,
1412 g->numfiles);
1413 WinSetWindowText(g->hwndCurFile,
1414 s);
1415 DosSleep(0L);
1416 }
1417 y++;
1418 pi = strrchr(i->name,'\\');
1419 if(pi)
1420 *pi++;
1421 else
1422 pi = i->name;
1423 c = g->dupehead;
1424 while(c) {
1425 if(*g->stopflag)
1426 break;
1427 if(c != i && !(c->flags & (GF_INSERTED | GF_SKIPME))) {
1428 x++;
1429 pc = strrchr(c->name,'\\');
1430 if(pc)
1431 pc++;
1432 else
1433 pc = c->name;
1434 if((!g->nosizedupes && i->size == c->size &&
1435 i->date.year == c->date.year &&
1436 i->date.month == c->date.month &&
1437 i->date.day == c->date.day &&
1438 i->time.hours == c->time.hours &&
1439 i->time.minutes == c->time.minutes &&
1440 i->time.twosecs == c->time.twosecs) ||
1441 !stricmp(pc,pi)) { /* potential dupe */
1442 if(g->CRCdupes) {
1443 if(g->CRCdupes) {
1444 if(c->CRC == -1L) {
1445 c->CRC = CRCFile(c->name,&error);
1446 if(error)
1447 c->CRC = -1L;
1448 else if(c->CRC == -1L)
1449 c->CRC = 0L;
1450 }
1451 if(i->CRC == -1L) {
1452 i->CRC = CRCFile(i->name,&error);
1453 if(error)
1454 i->CRC = -1L;
1455 else if(i->CRC == -1L)
1456 i->CRC = 0L;
1457 }
1458 if((c->size != i->size) || (c->CRC != -1L &&
1459 i->CRC != -1L && c->CRC != i->CRC)) {
1460 c = c->next;
1461 continue;
1462 }
1463 }
1464 }
1465 if(AddToList(c->name,
1466 &list,
1467 &numfiles,
1468 &numalloced))
1469 goto BreakOut; // Failed
1470 if(!(i->flags & GF_INSERTED)) {
1471 if(AddToList(i->name,
1472 &list,
1473 &numfiles,
1474 &numalloced))
1475 goto BreakOut; // Failed
1476 }
1477 if(g->sayfiles)
1478 WinSetWindowText(g->hwndCurFile,
1479 pc);
1480 c->flags |= GF_INSERTED;
1481 i->flags |= GF_INSERTED;
1482 if(!stricmp(pc,pi)) {
1483 c->flags |= GF_SKIPME;
1484 i->flags |= GF_SKIPME;
1485 }
1486 }
1487 else if(!(x % 100L))
1488 DosSleep(1L);
1489 }
1490 c = c->next;
1491 }
1492 }
1493 i = i->next;
1494 }
1495 }
1496 }
1497BreakOut:
1498 FreeDupes(g);
1499 if(numfiles && list) {
1500 if(!PostMsg(g->hwndFiles,
1501 WM_COMMAND,
1502 MPFROM2SHORT(IDM_COLLECTOR,0),
1503 MPFROMP(list)))
1504 FreeList(list);
1505 }
1506 else
1507 DosPostEventSem(CompactSem);
1508}
1509
1510
1511static BOOL InsertDupe (GREP *g,CHAR *dir,FILEFINDBUF4 *f)
1512{
1513 DUPES *info;
1514
1515 if (*dir) {
1516 info = xmallocz(sizeof(DUPES),pszSrcFile,__LINE__);
1517 if (!info)
1518 return FALSE;
1519 else {
1520 info->name = xstrdup(dir,pszSrcFile,__LINE__);
1521 if (!info->name) {
1522 free(info);
1523 return FALSE;
1524 }
1525 else {
1526 info->size = f->cbFile;
1527 info->date = f->fdateLastWrite;
1528 info->time = f->ftimeLastWrite;
1529 info->CRC = -1L;
1530 g->numfiles++;
1531 if (!g->dupehead)
1532 g->dupehead = info;
1533 if (g->dupelast)
1534 g->dupelast->next = info;
1535 g->dupelast = info;
1536 info->next = NULL;
1537 }
1538 }
1539 }
1540 return TRUE;
1541}
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