Fossil

/*
** Change filter options.
*/
enum {
  /* Zero-based bit indexes. */
  CB_EDITED , CB_UPDATED , CB_CHANGED, CB_MISSING  , CB_ADDED, CB_DELETED,
  CB_RENAMED, CB_CONFLICT, CB_META   , CB_UNCHANGED, CB_EXTRA, CB_MERGE  ,
  CB_RELPATH, CB_CLASSIFY, CB_MTIME  , CB_SIZE     , CB_FATAL, CB_COMMENT, 

  /* Bitmask values. */
  C_EDITED    = 1 << CB_EDITED,     /* Edited, merged, and conflicted files. */
  C_UPDATED   = 1 << CB_UPDATED,    /* Files updated by merge/integrate. */
  C_CHANGED   = 1 << CB_CHANGED,    /* Treated the same as the above two. */
  C_MISSING   = 1 << CB_MISSING,    /* Missing and non- files. */
  C_ADDED     = 1 << CB_ADDED,      /* Added files. */
  C_DELETED   = 1 << CB_DELETED,    /* Deleted files. */
  C_RENAMED   = 1 << CB_RENAMED,    /* Renamed files. */
  C_CONFLICT  = 1 << CB_CONFLICT,   /* Files having merge conflicts. */
  C_META      = 1 << CB_META,       /* Files with metadata changes. */
  C_UNCHANGED = 1 << CB_UNCHANGED,  /* Unchanged files. */
  C_EXTRA     = 1 << CB_EXTRA,      /* Unmanaged files. */
  C_MERGE     = 1 << CB_MERGE,      /* Merge contributors. */
  C_FILTER    = C_EDITED  | C_UPDATED | C_CHANGED  | C_MISSING | C_ADDED
              | C_DELETED | C_RENAMED | C_CONFLICT | C_META    | C_UNCHANGED
              | C_EXTRA   | C_MERGE,                /* All filter bits. */
  C_ALL       = C_FILTER & ~(C_EXTRA     | C_MERGE),/* All managed files. */
  C_DIFFER    = C_FILTER & ~(C_UNCHANGED | C_MERGE),/* All differences. */
  C_RELPATH   = 1 << CB_RELPATH,    /* Show relative paths. */
  C_CLASSIFY  = 1 << CB_CLASSIFY,   /* Show file change types. */
  C_DEFAULT   = (C_ALL & ~C_UNCHANGED) | C_MERGE | C_CLASSIFY,
  C_MTIME     = 1 << CB_MTIME,      /* Show file modification time. */
  C_SIZE      = 1 << CB_SIZE,       /* Show file size in bytes. */
  C_FATAL     = (1 << CB_FATAL) | C_MISSING,  /* Fail on MISSING/NOT_A_FILE. */
  C_COMMENT   = 1 << CB_COMMENT,    /* Precede each line with "# ". */
};

/*
** Create a TEMP table named SFILE and add all unmanaged files named on
** the command-line to that table.  If directories are named, then add
** all unmanaged files contained underneath those directories.  If there
** are no files or directories named on the command-line, then add all

){
  Blob name;   /* Name of a candidate file or directory */
  char *zName; /* Name of a candidate file or directory */
  int isDir;   /* 1 for a directory, 0 if doesn't exist, 2 for anything else */
  int i;       /* Loop counter */
  int nRoot;   /* length of g.zLocalRoot */

  db_multi_exec("CREATE TEMP TABLE sfile(pathname TEXT PRIMARY KEY %s,"
                " mtime INTEGER, size INTEGER)", filename_collation());
  nRoot = (int)strlen(g.zLocalRoot);
  if( argc==0 ){
    blob_init(&name, g.zLocalRoot, nRoot - 1);
    vfile_scan(&name, blob_size(&name), scanFlags, pIgnore, 0);
    blob_reset(&name);
  }else{
    for(i=0; i<argc; i++){

  }

  /* Obtain the list of managed files if appropriate. */
  blob_zero(&sql);
  if( flags & C_ALL ){
    /* Start with a list of all managed files. */
    blob_append_sql(&sql,
      "SELECT pathname, %s as mtime, %s as size, deleted, chnged, rid,"
      "       coalesce(origname!=pathname,0) AS renamed, islink, 1 AS managed"
      "  FROM vfile, blob USING (rid)"
      " WHERE is_selected(id)%s",
      flags & C_MTIME ? "datetime(checkin_mtime(:vid, rid), "
                        "'unixepoch', toLocal())" : "''" /*safe-for-%s*/,
      flags & C_SIZE  ? "blob.size" : "0" /*safe-for-%s*/,
      blob_sql_text(&where));

    /* Exclude unchanged files unless requested. */
    if( !(flags & C_UNCHANGED) ){
      blob_append_sql(&sql,
          " AND (chnged OR deleted OR rid=0 OR pathname!=origname)");
    }
  }

  /* If C_EXTRA, add unmanaged files to the query result too. */
  if( flags & C_EXTRA ){
    if( blob_size(&sql) ){
      blob_append_sql(&sql, " UNION ALL");
    }
    blob_append_sql(&sql,
      " SELECT pathname, %s, %s, 0, 0, 0, 0, 0, 0"
      " FROM sfile WHERE pathname NOT IN (%s)%s",
      flags & C_MTIME ? "datetime(mtime, 'unixepoch', toLocal())" : "''",
      flags & C_SIZE  ? "size" : "0",
      fossil_all_reserved_names(0), blob_sql_text(&where));
  }

#if 1
  /* SQLITE BUG WORKAROUND??? */
  /* If I step the query sans the ORDER BY clause, then I can run the full query
   * without incident.  But if I delete this workaround and run the query
   * normally, I get SQLITE_ABORT due to ROLLBACK, which makes no sense. */
  db_prepare(&q, "%s", blob_sql_text(&sql));
  if( (flags & C_ALL) && (flags & C_MTIME) ){
    db_bind_int(&q, ":vid", db_lget_int("checkout", 0));
  }
  db_step(&q);
  db_finalize(&q);
  /* SQLITE BUG WORKAROUND??? */
#endif

  /* Append an ORDER BY clause then compile the query. */
  blob_append_sql(&sql, " ORDER BY pathname");
  db_prepare(&q, "%s", blob_sql_text(&sql));
  blob_reset(&sql);
  blob_reset(&where);

  /* Bind the checkout version ID to the query if needed. */
  if( (flags & C_ALL) && (flags & C_MTIME) ){
    db_bind_int(&q, ":vid", db_lget_int("checkout", 0));
  }

  /* Execute the query and assemble the report. */
  blob_zero(&rewrittenPathname);
  while( db_step(&q)==SQLITE_ROW ){
    const char *zPathname = db_column_text(&q, 0);
    const char *zClass = 0;
    int isManaged = db_column_int(&q, 8);
    const char *zMtime = db_column_text(&q, 1);
    int size = db_column_int(&q, 2);
    int isDeleted = db_column_int(&q, 3);
    int isChnged = db_column_int(&q, 4);
    int isNew = isManaged && !db_column_int(&q, 5);
    int isRenamed = db_column_int(&q, 6);
    int isLink = db_column_int(&q, 7);
    char *zFullName = mprintf("%s%s", g.zLocalRoot, zPathname);
    int isMissing = !file_wd_isfile_or_link(zFullName);

    /* Determine the file change classification, if any. */
    if( (flags & C_DELETED) && isDeleted ){
      zClass = "DELETED";
    }else if( (flags & C_MISSING) && isMissing ){

      zClass = "UNCHANGED";
    }else if( (flags & C_EXTRA) && !isManaged ){
      zClass = "EXTRA";
    }

    /* Only report files for which a change classification was determined. */
    if( zClass ){

      if( flags & C_COMMENT ){
        blob_append(report, "# ", 2);
      }


      if( flags & C_CLASSIFY ){
        blob_appendf(report, "%-10s ", zClass);
      }
      if( flags & C_MTIME ){
        blob_append(report, zMtime, -1);
        blob_append(report, "  ", 2);
      }

      if( flags & C_SIZE ){
        blob_appendf(report, "%7d ", size);
      }
      if( flags & C_RELPATH ){
        /* If C_RELPATH, display paths relative to current directory. */
        const char *zDisplayName;
        file_relative_name(zFullName, &rewrittenPathname, 0);
        zDisplayName = blob_str(&rewrittenPathname);
        if( zDisplayName[0]=='.' && zDisplayName[1]=='/' ){
          zDisplayName += 2;  /* no unnecessary ./ prefix */

  /* Check for changed files. */
  vfile_check_signature(vid, useSha1sum ? CKSIG_SHA1 : 0);

  /* Search for unmanaged files if requested. */
  if( flags & C_EXTRA ){
    Glob *pIgnore = glob_create(zIgnoreFlag);
    locate_unmanaged_files(g.argc-2, g.argv+2, scanFlags | SCAN_META, pIgnore);
    glob_free(pIgnore);
  }

  /* The status command prints general information before the change list. */
  if( command==STATUS ){
    fossil_print("repository:   %s\n", db_repository_filename());
    fossil_print("local-root:   %s\n", g.zLocalRoot);
    if( g.zConfigDbName ){
      fossil_print("config-db:    %s\n", g.zConfigDbName);
    }
    if( vid ){
      show_common_info(vid, "checkout:", 1, 1);
    }
    db_record_repository_filename(0);
  }

  /* Find and print all requested changes. */
  blob_zero(&report);
  status_report(&report, flags | C_MTIME | C_SIZE);
  if( blob_size(&report) ){
    if( showHdr ){
      fossil_print("Changes for %s at %s:\n", db_get("project-name", "???"),
                   g.zLocalRoot);
    }
    blob_write_to_file(&report, "-");
  }else if( verboseFlag ){

#if INTERFACE
/*
** Values for the scanFlags parameter to vfile_scan().
*/
#define SCAN_ALL    0x001    /* Includes files that begin with "." */
#define SCAN_TEMP   0x002    /* Only Fossil-generated files like *-baseline */
#define SCAN_NESTED 0x004    /* Scan for empty dirs in nested checkouts */
#define SCAN_META   0x008    /* Populate mtime and size columns */
#endif /* INTERFACE */

/*
** Load into table SFILE the name of every ordinary file in
** the directory pPath.   Omit the first nPrefix characters of
** of pPath when inserting into the SFILE table.
**

    if( glob_match(pIgnore2, &blob_str(pPath)[nPrefix+1]) ) skipAll = 1;
    blob_resize(pPath, origSize);
  }
  if( skipAll ) return;

  if( depth==0 ){
    db_prepare(&ins,
       "INSERT OR IGNORE INTO sfile(pathname%s) SELECT :file%s"
       "  WHERE NOT EXISTS(SELECT 1 FROM vfile WHERE"
       " pathname=:file %s)",
       scanFlags & SCAN_META ? ", mtime, size" : "",
       scanFlags & SCAN_META ? ", :mtime, :size" : "",
       filename_collation()
    );
  }
  depth++;

  zNative = fossil_utf8_to_path(blob_str(pPath), 1);
  d = opendir(zNative);
  if( d ){

      }else if( (pEntry->d_type==DT_UNKNOWN || pEntry->d_type==DT_LNK)
          ? (file_wd_isfile_or_link(zPath)) : (pEntry->d_type==DT_REG) ){
#else
      }else if( file_wd_isfile_or_link(zPath) ){
#endif
        if( (scanFlags & SCAN_TEMP)==0 || is_temporary_file(zUtf8) ){
          db_bind_text(&ins, ":file", &zPath[nPrefix+1]);
          if( scanFlags & SCAN_META ){
             db_bind_int(&ins, ":mtime", file_mtime(zPath));
             db_bind_int(&ins, ":size", file_size(zPath));
          }
          db_step(&ins);
          db_reset(&ins);
        }
      }
      fossil_path_free(zUtf8);
      blob_resize(pPath, origSize);
    }