Fossil

      const char *zName = db_column_text(&q4,0);
      int zNew = db_column_int(&q4,1);
      int mPerm = db_column_int(&q4,2);
      if( zNew==0)
        printf("D %s\n", zName);
      else if( bag_find(&blobs, zNew) ) {
        const char *zPerm;
        switch( mPerm ){
          case PERM_LNK:  zPerm = "120000";   break;

          case PERM_EXE:  zPerm = "100755";   break;

          default:        zPerm = "100644";   break;
        }
        printf("M %s :%d %s\n", zPerm, BLOBMARK(zNew), zName);
      }
    }
    db_finalize(&q4);
    db_finalize(&q3);
    printf("\n");
  }

#else
  return ((S_IXUSR|S_IXGRP|S_IXOTH)&fileStat.st_mode)!=0;
#endif
}


/*
** Return file "permissions" (normal, executable, or symlink).



*/
int file_perm(const char *zFilename){
  /*TODO(dchest): optimize by calling stat once.*/
  if( file_isexe(zFilename) )
    return PERM_EXE;
  if( file_islink(zFilename) )
    return PERM_LNK;
  return PERM_REG;
}

/*
** Return 1 if zFilename is a directory.  Return 0 if zFilename
** does not exist.  Return 2 if zFilename exists but is something
** other than a directory.
*/

#define CFTYPE_CLUSTER    2
#define CFTYPE_CONTROL    3
#define CFTYPE_WIKI       4
#define CFTYPE_TICKET     5
#define CFTYPE_ATTACHMENT 6
#define CFTYPE_EVENT      7

/*
** File permissions used by Fossil internally.
*/
#define PERM_REG          0     /*  regular file  */
#define PERM_EXE          1     /*  executable    */
#define PERM_LNK          2     /*  symlink       */

/*
** A single F-card within a manifest
*/
struct ManifestFile { 
  char *zName;           /* Name of a file */
  char *zUuid;           /* UUID of the file */
  char *zPerm;           /* File permissions */

}

/*
** Compute an appropriate mlink.mperm integer for the permission string
** of a file.
*/
int manifest_file_mperm(ManifestFile *pFile){
  int mperm = PERM_REG;
  if( pFile && pFile->zPerm){
    if( strstr(pFile->zPerm,"x")!=0 )
      mperm = PERM_EXE;
    else if( strstr(pFile->zPerm,"l")!=0 )
      mperm = PERM_LNK;
  }
  return mperm;
}

/*
** Add a single entry to the mlink table.  Also add the filename to
** the filename table if it is not there already.

  /* 
   * If we have a symlink, write its destination path (which is stored in
   * pContent) into header, and set content length to 0 to avoid storing path
   * as file content in the next step.  Since 'linkname' header is limited to
   * 100 bytes (-1 byte for terminating zero), if path is greater than that,
   * store symlink as a plain-text file. (Not sure how TAR handles long links.)
   */
  if( mPerm == PERM_LNK && n <= 100 ){
    sqlite3_snprintf(100, (char*)&tball.aHdr[157], "%s", blob_str(pContent));
    cType = '2';
    n = 0;
  }

  tar_add_header(zName, nName, ( mPerm==PERM_EXE ) ? 0755 : 0644, 
                 mTime, n, cType);
  if( n ){
    gzip_step(blob_buffer(pContent), n);
    lastPage = n % 512;
    if( lastPage!=0 ){
      gzip_step(tball.zSpaces, 512 - lastPage);
    }
  }

  }
  pManifest = manifest_get(rid, CFTYPE_MANIFEST);
  
  if( pManifest ){
    pFile = manifest_file_seek(pManifest, file);
    if( pFile ){
      rid = uuid_to_rid(pFile->zUuid, 0);
      if( pIsExe ) *pIsExe = ( manifest_file_mperm(pFile)==PERM_EXE );
      if( pIsLink ) *pIsLink = ( manifest_file_mperm(pFile)==PERM_LNK );
      manifest_destroy(pManifest);
      return content_get(rid, content);
    }
    manifest_destroy(pManifest);
    if( errCode<=0 ){
      fossil_fatal("file %s does not exist in checkin: %s", file, revision);
    }

      size = 0;
    }
    db_reset(&ridq);
    if( rid==0 || size<0 ){
      fossil_warning("content missing for %s", pFile->zName);
      continue;
    }
    db_bind_int(&ins, ":isexe", ( manifest_file_mperm(pFile)==PERM_EXE ));
    db_bind_int(&ins, ":id", rid);
    db_bind_text(&ins, ":name", pFile->zName);
    db_bind_int(&ins, ":islink", ( manifest_file_mperm(pFile)==PERM_LNK ));
    db_step(&ins);
    db_reset(&ins);
  }
  db_finalize(&ridq);
  db_finalize(&ins);
  manifest_destroy(p);
  db_end_transaction(0);

  char zOutBuf[100000];

  /* Fill in as much of the header as we know.
  */
  nBlob = pFile ? blob_size(pFile) : 0;
  if( nBlob>0 ){
    iMethod = 8;
    switch( mPerm ){
      case PERM_LNK:   iMode = 0120755;   break;

      case PERM_EXE:   iMode = 0100755;   break;

      default:         iMode = 0100644;   break;
    }
  }else{
    iMethod = 0;
    iMode = 040755;
  }
  nameLen = strlen(zName);
  memset(zHdr, 0, sizeof(zHdr));
  put32(&zHdr[0], 0x04034b50);