Fossil

Check-in [1605649f]
Login

Many hyperlinks are disabled.
Use anonymous login to enable hyperlinks.

Overview
Comment:Prevent time warps from causing infinite loops in the annotator.
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: 1605649f3e16812127d36210c650a47b012c3529
User & Date: drh 2013-03-14 20:27:28
Context
2013-03-14
20:45
The VSEEN table added in the previous check-in should be a TEMP table. ... (check-in: ec4c9787 user: drh tags: trunk)
20:27
Prevent time warps from causing infinite loops in the annotator. ... (check-in: 1605649f user: drh tags: trunk)
16:07
In the timeline with the "namechng" query parameter, show the name change even if the file content does not change. ... (check-in: 9e9e4d08 user: drh tags: trunk)
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to src/diff.c.

2284
2285
2286
2287
2288
2289
2290

2291
2292
2293
2294
2295
2296
2297
2298
2299
2300
2301
2302





2303

2304
2305
2306
2307
2308
2309
2310
2311

2312
2313
2314
2315
2316
2317
2318
  int annFlags         /* Flags to alter the annotation */
){
  Blob toAnnotate;     /* Text of the final (mid) version of the file */
  Blob step;           /* Text of previous revision */
  int rid;             /* Artifact ID of the file being annotated */
  char *zLabel;        /* Label to apply to a line */
  Stmt q;              /* Query returning all ancestor versions */

  int cnt = 0;         /* Number of versions examined */

  /* Initialize the annotation */
  rid = db_int(0, "SELECT fid FROM mlink WHERE mid=%d AND fnid=%d",mid,fnid);
  if( rid==0 ){
    fossil_panic("file #%d is unchanged in manifest #%d", fnid, mid);
  }
  if( !content_get(rid, &toAnnotate) ){
    fossil_panic("unable to retrieve content of artifact #%d", rid);
  }
  if( iLimit<=0 ) iLimit = 1000000000;
  annotation_start(p, &toAnnotate);







  db_prepare(&q,
    "SELECT (SELECT uuid FROM blob WHERE rid=mlink.%s),"
    "       date(event.mtime),"
    "       coalesce(event.euser,event.user),"
    "       mlink.pid"
    "  FROM mlink, event"
    " WHERE mlink.fid=:rid"
    "   AND event.objid=mlink.mid"

    " ORDER BY %s event.mtime",
    (annFlags & ANN_FILE_VERS)!=0 ? "fid" : "mid",
    (annFlags & ANN_FILE_ANCEST)!=0 ?
         "(mlink.mid IN (SELECT rid FROM ancestor)) DESC,":""
  );

  db_bind_int(&q, ":rid", rid);







>












>
>
>
>
>

>








>







2284
2285
2286
2287
2288
2289
2290
2291
2292
2293
2294
2295
2296
2297
2298
2299
2300
2301
2302
2303
2304
2305
2306
2307
2308
2309
2310
2311
2312
2313
2314
2315
2316
2317
2318
2319
2320
2321
2322
2323
2324
2325
2326
  int annFlags         /* Flags to alter the annotation */
){
  Blob toAnnotate;     /* Text of the final (mid) version of the file */
  Blob step;           /* Text of previous revision */
  int rid;             /* Artifact ID of the file being annotated */
  char *zLabel;        /* Label to apply to a line */
  Stmt q;              /* Query returning all ancestor versions */
  Stmt ins;            /* Inserts into the temporary VSEEN table */
  int cnt = 0;         /* Number of versions examined */

  /* Initialize the annotation */
  rid = db_int(0, "SELECT fid FROM mlink WHERE mid=%d AND fnid=%d",mid,fnid);
  if( rid==0 ){
    fossil_panic("file #%d is unchanged in manifest #%d", fnid, mid);
  }
  if( !content_get(rid, &toAnnotate) ){
    fossil_panic("unable to retrieve content of artifact #%d", rid);
  }
  if( iLimit<=0 ) iLimit = 1000000000;
  annotation_start(p, &toAnnotate);
  db_begin_transaction();
  db_multi_exec(
     "CREATE TABLE IF NOT EXISTS vseen(rid INTEGER PRIMARY KEY);"
     "DELETE FROM vseen;"
  );

  db_prepare(&ins, "INSERT OR IGNORE INTO vseen(rid) VALUES(:rid)");
  db_prepare(&q,
    "SELECT (SELECT uuid FROM blob WHERE rid=mlink.%s),"
    "       date(event.mtime),"
    "       coalesce(event.euser,event.user),"
    "       mlink.pid"
    "  FROM mlink, event"
    " WHERE mlink.fid=:rid"
    "   AND event.objid=mlink.mid"
    "   AND mlink.pid NOT IN vseen"
    " ORDER BY %s event.mtime",
    (annFlags & ANN_FILE_VERS)!=0 ? "fid" : "mid",
    (annFlags & ANN_FILE_ANCEST)!=0 ?
         "(mlink.mid IN (SELECT rid FROM ancestor)) DESC,":""
  );

  db_bind_int(&q, ":rid", rid);
2331
2332
2333
2334
2335
2336
2337



2338
2339
2340
2341
2342
2343
2344


2345
2346
2347
2348
2349
2350
2351
      zLabel = mprintf("%.10s %s %13.13s", zUuid, zDate, zUser);
    }
    p->nVers++;
    p->azVers = fossil_realloc(p->azVers, p->nVers*sizeof(p->azVers[0]) );
    p->azVers[p->nVers-1] = zLabel;
    content_get(rid, &step);
    annotation_step(p, &step, zLabel);



    blob_reset(&step);
    db_reset(&q);
    rid = prevId;
    db_bind_int(&q, ":rid", prevId);
    cnt++;
  }
  db_finalize(&q);


}

/*
** WEBPAGE: annotate
**
** Query parameters:
**







>
>
>







>
>







2339
2340
2341
2342
2343
2344
2345
2346
2347
2348
2349
2350
2351
2352
2353
2354
2355
2356
2357
2358
2359
2360
2361
2362
2363
2364
      zLabel = mprintf("%.10s %s %13.13s", zUuid, zDate, zUser);
    }
    p->nVers++;
    p->azVers = fossil_realloc(p->azVers, p->nVers*sizeof(p->azVers[0]) );
    p->azVers[p->nVers-1] = zLabel;
    content_get(rid, &step);
    annotation_step(p, &step, zLabel);
    db_bind_int(&ins, ":rid", rid);
    db_step(&ins);
    db_reset(&ins);
    blob_reset(&step);
    db_reset(&q);
    rid = prevId;
    db_bind_int(&q, ":rid", prevId);
    cnt++;
  }
  db_finalize(&q);
  db_finalize(&ins);
  db_end_transaction(0);
}

/*
** WEBPAGE: annotate
**
** Query parameters:
**