Fossil

** This routine returns the names of files in a working checkout that
** are created by Fossil itself, and hence should not be added, deleted,
** or merge, and should be omitted from "clean" and "extra" lists.
**
** Return the N-th name.  The first name has N==0.  When all names have
** been used, return 0.
*/
const char *fossil_reserved_name(int N, int omitRepo){
  /* Possible names of the local per-checkout database file and
  ** its associated journals
  */
  static const char *const azName[] = {
     "_FOSSIL_",
     "_FOSSIL_-journal",
     "_FOSSIL_-wal",

  if( N<0 ) return 0;
  if( N<count(azName) ) return azName[N];
  N -= count(azName);
  if( cachedManifest ){
    if( N<count(azManifest) ) return azManifest[N];
    N -= count(azManifest);
  }
  if( !omitRepo && N<count(azRepo) ) return azRepo[N];
  return 0;
}

/*
** Return a list of all reserved filenames as an SQL list.
*/
const char *fossil_all_reserved_names(int omitRepo){
  static char *zAll = 0;
  if( zAll==0 ){
    Blob x;
    int i;
    const char *z;
    blob_zero(&x);
    for(i=0; (z = fossil_reserved_name(i, omitRepo))!=0; i++){
      if( i>0 ) blob_append(&x, ",", 1);
      blob_appendf(&x, "'%q'", z);
    }
    zAll = blob_str(&x);
  }
  return zAll;
}

/*
** COMMAND: test-reserved-names
**
** Usage: %fossil test-reserved-names [-omitrepo]
**
** Show all reserved filenames for the current check-out.
*/
void test_reserved_names(void){
  int i;
  const char *z;
  int omitRepo = find_option("omitrepo",0,0)!=0;
  db_must_be_within_tree();
  for(i=0; (z = fossil_reserved_name(i, omitRepo))!=0; i++){
    fossil_print("%3d: %s\n", i, z);
  }
  fossil_print("ALL: (%s)\n", fossil_all_reserved_names(omitRepo));
}

/*
** Add a single file named zName to the VFILE table with vid.
**
** Omit any file whose name is pOmit.
*/

      "    ON vfile(pathname COLLATE nocase)"
    );
  }
  db_prepare(&loop, "SELECT x FROM sfile ORDER BY x");
  while( db_step(&loop)==SQLITE_ROW ){
    const char *zToAdd = db_column_text(&loop, 0);
    if( fossil_strcmp(zToAdd, zRepo)==0 ) continue;
    for(i=0; (zReserved = fossil_reserved_name(i, 0))!=0; i++){
      if( xCmp(zToAdd, zReserved)==0 ) break;
    }
    if( zReserved ) continue;
    nAdd += add_one_file(zToAdd, vid, caseSensitive);
  }
  db_finalize(&loop);
  blob_reset(&repoName);

  pIgnore = glob_create(zIgnoreFlag);
  vfile_scan(&path, blob_size(&path), scanFlags, pIgnore);
  glob_free(pIgnore);
  db_prepare(&q,
      "SELECT x FROM sfile"
      " WHERE x NOT IN (%s)"
      " ORDER BY 1",
      fossil_all_reserved_names(0)
  );
  db_multi_exec("DELETE FROM sfile WHERE x IN (SELECT pathname FROM vfile)");
  blob_zero(&rewrittenPathname);
  while( db_step(&q)==SQLITE_ROW ){
    zDisplayName = zPathname = db_column_text(&q, 0);
    if( cwdRelative ) {
      char *zFullName = mprintf("%s%s", g.zLocalRoot, zPathname);

  pIgnore = glob_create(zIgnoreFlag);
  vfile_scan(&path, blob_size(&path), scanFlags, pIgnore);
  glob_free(pIgnore);
  db_prepare(&q,
      "SELECT %Q || x FROM sfile"
      " WHERE x NOT IN (%s)"
      " ORDER BY 1",
      g.zLocalRoot, fossil_all_reserved_names(0)
  );
  if( file_tree_name(g.zRepositoryName, &repo, 0) ){
    db_multi_exec("DELETE FROM sfile WHERE x=%B", &repo);
  }
  db_multi_exec("DELETE FROM sfile WHERE x IN (SELECT pathname FROM vfile)");
  while( db_step(&q)==SQLITE_ROW ){
    if( testFlag ){

/*
** Unlink the local database file
*/
static void unlink_local_database(int manifestOnly){
  const char *zReserved;
  int i;
  for(i=0; (zReserved = fossil_reserved_name(i, 1))!=0; i++){
    if( manifestOnly==0 || zReserved[0]=='m' ){
      char *z;
      z = mprintf("%s%s", g.zLocalRoot, zReserved);
      file_delete(z);
      free(z);
    }
  }